class _MainContainer(QWidget):

    currentEditorChanged = pyqtSignal("QString")
    fileOpened = pyqtSignal("QString")
    fileSaved = pyqtSignal("QString")

    def __init__(self, parent=None):
        super().__init__(parent)
        self.setAcceptDrops(True)
        self._vbox = QVBoxLayout(self)
        self._vbox.setContentsMargins(0, 0, 0, 0)
        self._vbox.setSpacing(0)
        self.stack = QStackedLayout()
        self.stack.setStackingMode(QStackedLayout.StackAll)
        self._vbox.addLayout(self.stack)
        self.splitter = dynamic_splitter.DynamicSplitter()
        self._files_handler = files_handler.FilesHandler(self)

        # Code Navigation
        self.__operations = {
            0: self._navigate_bookmarks
        }
        # QML UI
        self._add_file_folder = add_file_folder.AddFileFolderWidget(self)

        if settings.SHOW_START_PAGE:
            self.show_start_page()

        IDE.register_service("main_container", self)
        # Register signals connections
        connections = (
            {
                "target": "main_container",
                "signal_name": "updateLocator",
                "slot": self._explore_code
            },
            {
                "target": "filesystem",
                "signal_name": "projectOpened",
                "slot": self._explore_code
            },
            {
                "target": "projects_explore",
                "signal_name": "updateLocator",
                "slot": self._explore_code
            }
        )

        IDE.register_signals("main_container", connections)

        esc_sort = QShortcut(QKeySequence(Qt.Key_Escape), self)
        esc_sort.activated.connect(self._set_focus_to_editor)

        # Added for set language
        self._setter_language = set_language.SetLanguageFile()

    def install(self):
        ninjaide = IDE.get_service("ide")
        ninjaide.place_me_on("main_container", self, "central", top=True)

        self.combo_area = combo_editor.ComboEditor(original=True)
        self.combo_area.allFilesClosed.connect(self._files_closed)
        self.splitter.add_widget(self.combo_area)
        self.add_widget(self.splitter)
        # self.current_widget = self.combo_area
        # Code Locator
        self._code_locator = locator_widget.LocatorWidget(ninjaide)

        ui_tools.install_shortcuts(self, actions.ACTIONS, ninjaide)

    def show_files_handler(self):
        self._files_handler.next_item()

    def navigate_code_history(self, operation, forward):
        self.__operations[operation](forward)

    def _navigate_bookmarks(self, forward=True):
        current_editor = self.get_current_editor()
        current_editor.navigate_bookmarks(forward=forward)

    def _set_focus_to_editor(self):
        status_bar = IDE.get_service("status_bar")
        tools_doock = IDE.get_service("tools_dock")
        editor_widget = self.get_current_editor()
        if status_bar.isVisible() and tools_doock.isVisible():
            status_bar.hide_status_bar()
        elif tools_doock.isVisible():
            tools_doock._hide()
        elif status_bar.isVisible():
            status_bar.hide_status_bar()
        if editor_widget is not None:
            editor_widget.clear_extra_selections('searchs')

    def split_assistance(self):
        split_widget = split_orientation.SplitOrientation(self)
        split_widget.show()

    def show_dialog(self, widget):
        self.add_widget(widget)
        self.stack.setCurrentWidget(widget)

    def show_split(self, orientation_vertical=False):
        orientation = Qt.Horizontal
        if orientation_vertical:
            orientation = Qt.Vertical
        self.combo_area.split_editor(orientation)

    def show_locator(self):
        """Show the Locator Widget"""

        if not self._code_locator.isVisible():
            self._code_locator.show()

    def _explore_code(self):
        """Update locator metadata for the current projects"""

        self._code_locator.explore_code()

    def current_editor_changed(self, filename):
        """Notify the new filename of the current editor"""

        if filename is None:
            filename = translations.TR_NEW_DOCUMENT
        self.currentEditorChanged.emit(filename)

    def get_current_editor(self):
        current_widget = self.combo_area.current_editor()
        if isinstance(current_widget, editor.NEditor):
            return current_widget
        return None

    def open_file(self, filename='', line=-1, col=0, ignore_checkers=False):
        logger.debug("Will try to open %s" % filename)
        if not filename:
            logger.debug("Has no filename")
            if settings.WORKSPACE:
                directory = settings.WORKSPACE
            else:
                directory = os.path.expanduser("~")
                editor_widget = self.get_current_editor()
                ninjaide = IDE.get_service("ide")
                current_project = ninjaide.get_current_project()
                # TODO: handle current project in NProject
                if current_project is not None:
                    directory = current_project.full_path
                elif editor_widget is not None and editor_widget.file_path:
                    directory = file_manager.get_folder(
                        editor_widget.file_path)
            filenames = QFileDialog.getOpenFileNames(
                self,
                "Open File",  # FIXME: translations
                directory,
                settings.get_supported_extensions_filter()
            )[0]
        else:
            logger.debug("Has filename")
            filenames = [filename]
        if not filenames:
            return
        for filename in filenames:
            image_extensions = ("png", "jpg", "jpeg", "bmp", "gif")
            if file_manager.get_file_extension(filename) in image_extensions:
                logger.debug("Will open as image")
                self.open_image(filename)
            else:
                logger.debug("Will try to open: %s" % filename)
                self.__open_file(
                    filename, line, col, ignore_checkers=ignore_checkers)

    def __open_file(self, filename, line, col, ignore_checkers=False):
        try:
            editor_widget = self.add_editor(filename)
            if line != -1:
                editor_widget.go_to_line(line, col)
            self.currentEditorChanged.emit(filename)
        except file_manager.NinjaIOException as reason:
            QMessageBox.information(
                self,
                "The file couldn't be open",  # FIXME: translations
                str(reason))
            logger.error("The file %s couldn't be open" % filename)

    def open_image(self, filename):
        for index in range(self.combo_area.stacked.count()):
            widget = self.combo_area.stacked.widget(index)
            if isinstance(widget, image_viewer.ImageViewer):
                if widget.image_filename == filename:
                    logger.debug("Image already open")
                    self.combo_area._set_current(neditable=None, index=index)
                    return
        viewer = image_viewer.ImageViewer(filename)
        self.combo_area.add_image_viewer(viewer)
        self.stack.setCurrentWidget(self.splitter)

    def save_file(self, editor_widget=None):
        if editor_widget is None:
            # This may return None if there is not editor present
            editor_widget = self.get_current_editor()
        if editor_widget is None:
            return False
        # Ok, we have an editor instance
        # Save to file only if editor really was modified
        if editor_widget.is_modified:
            try:
                if editor_widget.nfile.is_new_file or \
                        not editor_widget.nfile.has_write_permission():
                    return self.save_file_as(editor_widget)
                # FIXME: beforeFileSaved.emit
                if settings.REMOVE_TRAILING_SPACES:
                    helpers.remove_trailing_spaces(editor_widget)
                # FIXME: new line at end
                if settings.ADD_NEW_LINE_AT_EOF:
                    helpers.insert_block_at_end(editor_widget)
                # Save content
                editor_widget.neditable.save_content()
                # FIXME: encoding
                # FIXME: translations
                self.fileSaved.emit("File Saved: %s" % editor_widget.file_path)
                return True
            except Exception as reason:
                logger.error("Save file error: %s" % reason)
                QMessageBox.information(
                    self,
                    "Save Error",
                    "The file could't be saved!"
                )
            return False

    def save_file_as(self, editor_widget=None):
        force = False
        if editor_widget is None:
            # We invoque from menu
            editor_widget = self.get_current_editor()
            if editor_widget is None:
                # We haven't editor in main container
                return False
            force = True
        try:
            filters = "(*.py);;(*.*)"
            if editor_widget.file_path is not None:  # Existing file
                extension = file_manager.get_file_extension(
                    editor_widget.file_path)
                if extension != 'py':
                    filters = "(*.%s);;(*.py);;(*.*)" % extension
            save_folder = self._get_save_folder(editor_widget.file_path)
            filename = QFileDialog.getSaveFileName(
                self, "Save File", save_folder, filters
            )[0]
            if not filename:
                return False
            # FIXME: remove trailing spaces
            extension = file_manager.get_file_extension(filename)
            if not extension:
                filename = "%s.%s" % (filename, "py")
            editor_widget.neditable.save_content(path=filename, force=force)
            self._setter_language.set_language_from_extension(extension)
            self.fileSaved.emit("File Saved: {}".format(filename))
            self.currentEditorChanged.emit(filename)
            return True
        except file_manager.NinjaFileExistsException as reason:
            QMessageBox.information(
                self, "File Already Exists",
                "Invalid Path: the file '%s' already exists." % reason.filename
            )
        except Exception as reason:
            logger.error("save_file_as: %s", reason)
            QMessageBox.information(
                self, "Save Error",
                "The file couldn't be saved!"
            )
        return False

    def save_project(self, project_path):
        """Save all files in the project path"""
        for neditable in self.combo_area.bar.get_editables():
            file_path = neditable.file_path
            if file_manager.belongs_to_folder(project_path, file_path):
                neditable.save_content()

    def _get_save_folder(self, filename):
        """Returns the root directory of the 'Main Project'
        or the home folder"""

        ninjaide = IDE.get_service("ide")
        current_project = ninjaide.get_current_project()
        if current_project is not None:
            return current_project.path
        return os.path.expanduser("~")

    def close_file(self):
        self.combo_area.close_current_file()

    def add_editor(self, filename=None):
        ninjaide = IDE.get_service("ide")
        editable = ninjaide.get_or_create_editable(filename)
        if editable.editor:
            # If already open
            logger.debug("%s is already open" % filename)
            self.combo_area.set_current(editable)
            return self.combo_area.current_editor()
        else:
            pass

        editor_widget = self.create_editor_from_editable(editable)
        # editor_widget.set_language()
        # Add the tab
        keep_index = (self.splitter.count() > 1 and
                      self.combo_area.stacked.count() > 0)
        self.combo_area.add_editor(editable, keep_index)
        # Emit a signal about the file open
        self.fileOpened.emit(filename)

        if not keep_index:
            self.combo_area.set_current(editable)

        self.stack.setCurrentWidget(self.splitter)
        editor_widget.setFocus()
        return editor_widget

    def create_editor_from_editable(self, editable):
        neditor = editor.create_editor(editable)
        neditor.zoomChanged.connect(self._show_zoom_indicator)
        neditor.destroyed.connect(self.__on_editor_destroyed)
        # editable.fileSaved.connect(self._editor_tab)
        return neditor

    def _show_zoom_indicator(self, zoom):
        neditor = self.get_current_editor()
        indicator.Indicator.show_text(
            neditor, "Zoom: {} %".format(str(zoom)))

    @pyqtSlot()
    def __on_editor_destroyed(self):
        indicator.Indicator.instance = None

    def add_widget(self, widget):
        self.stack.addWidget(widget)

    def show_start_page(self):
        """Show Start Page widget in main container"""

        startp = self.stack.widget(0)
        if isinstance(startp, start_page.StartPage):
            self.stack.setCurrentIndex(0)
        else:
            startp = start_page.StartPage(parent=self)
            startp.newFile.connect(self.add_editor)
            self.stack.insertWidget(0, startp)
            self.stack.setCurrentIndex(0)

    def _files_closed(self):
        if settings.SHOW_START_PAGE:
            self.show_start_page()

    def add_status_bar(self, status_bar):
        self._vbox.addWidget(status_bar)

    def create_file(self, base_path, project_path):
        self._add_file_folder.create_file(base_path, project_path)

    def create_folder(self, base_path, project_path):
        self._add_file_folder.create_folder(base_path, project_path)

    def zoom_in_editor(self):
        """Increase the font size in the current editor"""

        editor_widget = self.get_current_editor()
        if editor_widget is not None:
            editor_widget.zoom(1.)

    def zoom_out_editor(self):
        """Decrease the font size in the current editor"""

        editor_widget = self.get_current_editor()
        if editor_widget is not None:
            editor_widget.zoom(-1.)

    def reset_zoom_editor(self):
        """Reset the to original font size in the current editor"""

        editor_widget = self.get_current_editor()
        if editor_widget is not None:
            editor_widget.reset_zoom()

    def editor_move_up(self):
        editor_widget = self.get_current_editor()
        if editor_widget is not None:
            editor_widget.move_up_down(up=True)

    def editor_move_down(self):
        editor_widget = self.get_current_editor()
        if editor_widget is not None:
            editor_widget.move_up_down()

    def editor_duplicate_line(self):
        editor_widget = self.get_current_editor()
        if editor_widget is not None:
            editor_widget.duplicate_line()

    def editor_comment(self):
        """Mark the current line or selection as a comment."""
        editor_widget = self.get_current_editor()
        if editor_widget is not None:
            helpers.comment_or_uncomment(editor_widget)

    def editor_go_to_line(self, line):
        editor_widget = self.get_current_editor()
        if editor_widget is not None:
            editor_widget.go_to_line(line)
            editor_widget.setFocus()

    def _editor_settings_changed(self, key, value):
        key = key.split("/")[-1]
        editor_widget = self.get_current_editor()
        if editor_widget is not None:
            callback = getattr(editor.NEditor, key, False)
            if callback:
                callback = callback
                if not hasattr(callback, "__call__"):
                    # Property!
                    callback = callback.fset
                callback(editor_widget, value)

    def toggle_tabs_and_spaces(self):
        """Toggle Show/Hide Tabs and Spaces"""

        settings.SHOW_TABS_AND_SPACES = not settings.SHOW_TABS_AND_SPACES
        qsettings = IDE.ninja_settings()
        qsettings.setValue('preferences/editor/showTabsAndSpaces',
                           settings.SHOW_TABS_AND_SPACES)
        neditor = self.get_current_editor()
        if neditor is not None:
            neditor.show_whitespaces = settings.SHOW_TABS_AND_SPACES
class _MainContainer(QWidget):

    currentEditorChanged = pyqtSignal(str)
    fileOpened = pyqtSignal(str)
    beforeFileSaved = pyqtSignal(str)
    fileSaved = pyqtSignal(str)
    runFile = pyqtSignal(str)
    showFileInExplorer = pyqtSignal(str)
    addToProject = pyqtSignal(str)
    allFilesClosed = pyqtSignal()

    def __init__(self, parent=None):
        super().__init__(parent)
        self.setAcceptDrops(True)
        self._vbox = QVBoxLayout(self)
        self._vbox.setContentsMargins(0, 0, 0, 0)
        self._vbox.setSpacing(0)
        self.stack = QStackedLayout()
        self.stack.setStackingMode(QStackedLayout.StackAll)
        self._vbox.addLayout(self.stack)
        self.splitter = dynamic_splitter.DynamicSplitter()
        self._files_handler = files_handler.FilesHandler(self)

        # Code Navigation
        self.__code_back = []
        self.__code_forward = []
        self.__operations = {
            0: self._navigate_code_jumps,
            1: self._navigate_bookmarks
        }
        # Recent files list
        self.__last_opened_files = []
        # QML UI
        self._add_file_folder = add_file_folder.AddFileFolderWidget(self)

        if settings.SHOW_START_PAGE:
            self.show_start_page()

        IDE.register_service("main_container", self)
        # Register signals connections
        connections = (
            #     "slot": self._explore_code
            {
                "target": "filesystem",
                "signal_name": "projectOpened",
                "slot": self._explore_code
            },
            #     "slot": self._explore_code
            {
                "target": "filesystem",
                "signal_name": "projectClosed",
                "slot": self._explore_code
            })

        IDE.register_signals("main_container", connections)

        fhandler_short = QShortcut(QKeySequence(Qt.CTRL + Qt.Key_Tab), self)
        fhandler_short.activated.connect(self.show_files_handler)
        # Added for set language

    def install(self):
        ninjaide = IDE.get_service("ide")
        ninjaide.place_me_on("main_container", self, "central", top=True)

        self.combo_area = combo_editor.ComboEditor(original=True)
        self.combo_area.allFilesClosed.connect(self._files_closed)
        self.combo_area.allFilesClosed.connect(
            lambda: self.allFilesClosed.emit())
        self.combo_area.fileClosed.connect(self._add_to_last_opened)
        self.splitter.add_widget(self.combo_area)
        self.add_widget(self.splitter)
        # Code Locator
        self._code_locator = locator_widget.LocatorWidget(ninjaide)

        data_settings = IDE.data_settings()
        recent_files = data_settings.value("lastSession/recentFiles")
        if recent_files is not None:
            self.__last_opened_files = recent_files
        ui_tools.install_shortcuts(self, actions.ACTIONS, ninjaide)

    def run_file(self, filepath):
        self.runFile.emit(filepath)

    def _show_file_in_explorer(self, filepath):
        self.showFileInExplorer.emit(filepath)

    def _add_to_project(self, filepath):
        self.addToProject.emit(filepath)

    def show_files_handler(self):
        self._files_handler.next_item()

    def hide_files_handler(self):
        self._files_handler.hide()

    def import_from_everywhere(self):
        """Insert an import line from any place in the editor."""

        editorWidget = self.get_current_editor()
        if editorWidget:
            dialog = from_import_dialog.FromImportDialog(editorWidget, self)
            dialog.show()

    def navigate_code_history(self, operation, forward):
        self.__operations[operation](forward)

    def _navigate_code_jumps(self, forward=False):
        """Navigate between the jump points"""
        node = None
        if not forward and self.__code_back:
            if len(self.__code_back) == 1:
                return
            node = self.__code_back.pop()
            self.__code_forward.append(node)
            node = self.__code_back[-1]
        elif forward and self.__code_forward:
            node = self.__code_forward.pop()
            self.__code_back.append(node)
        if node is not None:
            filename = node[0]
            line, col = node[1]
            self.open_file(filename, line, col)

    def _navigate_bookmarks(self, forward=True):
        """Navigate between the bookmarks"""

        current_editor = self.get_current_editor()
        current_editor.navigate_bookmarks(forward=forward)

    def _set_focus_to_editor(self):
        status_bar = IDE.get_service("status_bar")
        tools_doock = IDE.get_service("tools_dock")
        editor_widget = self.get_current_editor()
        if status_bar.isVisible() and tools_doock.isVisible():
            status_bar.hide_status_bar()
        elif tools_doock.isVisible():
            tools_doock._hide()
        elif status_bar.isVisible():
            status_bar.hide_status_bar()
        if editor_widget is not None:
            editor_widget.extra_selections.remove("find")
            editor_widget.scrollbar().remove_marker("find")

    def split_assistance(self):
        editor_widget = self.get_current_editor()
        if editor_widget is not None:
            split_widget = split_orientation.SplitOrientation(self)
            split_widget.show()

    def show_dialog(self, widget):
        self.add_widget(widget)
        self.stack.setCurrentWidget(widget)

    def show_split(self, orientation_vertical=False):
        orientation = Qt.Horizontal
        if orientation_vertical:
            orientation = Qt.Vertical
        self.combo_area.split_editor(orientation)

    def show_locator(self):
        """Show the Locator Widget"""

        if not self._code_locator.isVisible():
            self._code_locator.show()

    def _explore_code(self):
        """Update locator metadata for the current projects"""

        self._code_locator.explore_code()

    def _explore_file_code(self, path):
        """Update locator metadata for the file in path"""

        self._code_locator.explore_file_code(path)

    def current_editor_changed(self, filename):
        """Notify the new filename of the current editor"""

        if filename is None:
            filename = translations.TR_NEW_DOCUMENT
        self.currentEditorChanged.emit(filename)

    def get_current_editor(self):
        current_widget = self.combo_area.current_editor()
        if isinstance(current_widget, editor.NEditor):
            return current_widget
        return None

    @property
    def last_opened_files(self):
        return self.__last_opened_files

    def _add_to_last_opened(self, nfile):
        MAX_RECENT_FILES = 10  # FIXME: configuration
        if nfile.is_new_file:
            return
        file_path = nfile.file_path
        if file_path in self.__last_opened_files:
            self.__last_opened_files.remove(file_path)
        self.__last_opened_files.insert(0, file_path)
        if len(self.__last_opened_files) > MAX_RECENT_FILES:
            self.__last_opened_files.pop(-1)

    def clear_last_opened_files(self):
        self.__last_opened_files.clear()

    def open_file(self, filename='', line=-1, col=0, ignore_checkers=False):
        if not filename:
            logger.debug("Has no filename")
            if settings.WORKSPACE:
                directory = settings.WORKSPACE
            else:
                directory = os.path.expanduser("~")
                editor_widget = self.get_current_editor()
                ninjaide = IDE.get_service("ide")
                current_project = ninjaide.get_current_project()
                # TODO: handle current project in NProject
                if current_project is not None:
                    directory = current_project.full_path
                elif editor_widget is not None and editor_widget.file_path:
                    directory = file_manager.get_folder(
                        editor_widget.file_path)
            filenames = QFileDialog.getOpenFileNames(
                self,
                translations.TR_OPEN_A_FILE,
                directory,
                settings.get_supported_extensions_filter(),
                initialFilter="Python files (*.py *.pyw)")[0]
        else:
            logger.debug("Has filename")
            filenames = [filename]
        if not filenames:
            return
        for filename in filenames:
            image_extensions = ("png", "jpg", "jpeg", "bmp", "gif")
            if file_manager.get_file_extension(filename) in image_extensions:
                logger.debug("Will open as image")
                self.open_image(filename)
            else:
                logger.debug("Will try to open: %s" % filename)
                self.__open_file(filename,
                                 line,
                                 col,
                                 ignore_checkers=ignore_checkers)

    def __open_file(self, filename, line, col, ignore_checkers=False):
        try:
            self.add_editor(filename)
            if line != -1:
                self.editor_go_to_line(line, col)
            self.currentEditorChanged.emit(filename)
        except file_manager.NinjaIOException as reason:
            QMessageBox.information(self, translations.TR_OPEN_FILE_ERROR,
                                    str(reason))
            logger.error("The file %s couldn't be open" % filename)

    def open_image(self, filename):
        for index in range(self.combo_area.stacked.count()):
            widget = self.combo_area.stacked.widget(index)
            if isinstance(widget, image_viewer.ImageViewer):
                if widget.image_filename == filename:
                    logger.debug("Image already open")
                    self.combo_area._set_current(neditable=None, index=index)
                    return
        viewer = image_viewer.ImageViewer(filename)
        self.combo_area.add_image_viewer(viewer)
        self.stack.setCurrentWidget(self.splitter)

    def autosave_file(self):
        for neditable in self.combo_area.bar.get_editables():
            neditable.autosave_file()

    def save_file(self, editor_widget=None):
        if editor_widget is None:
            # This may return None if there is not editor present
            editor_widget = self.get_current_editor()
        if editor_widget is None:
            return False
        # Ok, we have an editor instance
        # Save to file only if editor really was modified
        if editor_widget.is_modified:
            try:
                if editor_widget.nfile.is_new_file or \
                        not editor_widget.nfile.has_write_permission():
                    return self.save_file_as(editor_widget)

                file_path = editor_widget.file_path
                # Emit signal before save
                self.beforeFileSaved.emit(file_path)
                if settings.REMOVE_TRAILING_SPACES:
                    editor_widget.remove_trailing_spaces()
                if settings.ADD_NEW_LINE_AT_EOF:
                    editor_widget.insert_block_at_end()
                # Save content
                editor_widget.neditable.save_content()
                # FIXME: encoding
                message = translations.TR_FILE_SAVED.format(file_path)
                self.fileSaved.emit(message)
                return True
            except Exception as reason:
                logger.error("Save file error: %s" % reason)
                QMessageBox.information(self,
                                        translations.TR_SAVE_FILE_ERROR_TITLE,
                                        translations.TR_SAVE_FILE_ERROR_BODY)
            return False

    def save_file_as(self, editor_widget=None):
        force = False
        if editor_widget is None:
            # We invoque from menu
            editor_widget = self.get_current_editor()
            if editor_widget is None:
                # We haven't editor in main container
                return False
            force = True
        try:
            filters = "(*.py);;(*.*)"
            if editor_widget.file_path is not None:  # Existing file
                extension = file_manager.get_file_extension(
                    editor_widget.file_path)
                if extension != 'py':
                    filters = "(*.%s);;(*.py);;(*.*)" % extension
                save_folder = self._get_save_folder(editor_widget.file_path)
            else:
                save_folder = settings.WORKSPACE

            filename = QFileDialog.getSaveFileName(
                self, translations.TR_SAVE_FILE_DIALOG, save_folder,
                filters)[0]
            if not filename:
                return False
            # FIXME: remove trailing spaces
            extension = file_manager.get_file_extension(filename)
            if not extension:
                filename = "%s.%s" % (filename, "py")
            editor_widget.neditable.save_content(path=filename, force=force)
            self.fileSaved.emit(translations.TR_FILE_SAVED.format(filename))
            self.currentEditorChanged.emit(filename)
            return True
        except file_manager.NinjaFileExistsException as reason:
            QMessageBox.information(
                self, translations.TR_FILE_ALREADY_EXISTS_TITLE,
                translations.TR_FILE_ALREADY_EXISTS_BODY.format(
                    reason.filename))
        except Exception as reason:
            logger.error("Save file as: %s", reason)
            QMessageBox.information(self,
                                    translations.TR_SAVE_FILE_ERROR_TITLE,
                                    translations.TR_SAVE_FILE_ERROR_BODY)
        return False

    def save_project(self, project_path):
        """Save all files in the project path"""
        for neditable in self.combo_area.bar.get_editables():
            file_path = neditable.file_path
            if file_path is None:
                # FIXME: New edited files will not be saved, its ok?
                continue
            if file_manager.belongs_to_folder(project_path, file_path):
                neditable.save_content()

    def _get_save_folder(self, filename):
        """Returns the root directory of the 'Main Project'
        or the home folder"""

        ninjaide = IDE.get_service("ide")
        current_project = ninjaide.get_current_project()
        if current_project is not None:
            return current_project.path
        return os.path.expanduser("~")

    def close_file(self):
        self.combo_area.close_current_file()

    def add_editor(self, filename=None):
        ninjaide = IDE.get_service("ide")
        editable = ninjaide.get_or_create_editable(filename)

        if editable.editor:
            # If already open
            logger.debug("%s is already open" % filename)
            self.combo_area.set_current(editable)
            return self.combo_area.current_editor()
        else:
            pass

        editor_widget = self.create_editor_from_editable(editable)
        # Add the tab
        keep_index = (self.splitter.count() > 1
                      and self.combo_area.stacked.count() > 0)
        self.combo_area.add_editor(editable, keep_index)
        # Emit a signal about the file open
        self.fileOpened.emit(filename)

        if keep_index:
            self.combo_area.set_current(editable)

        self.stack.setCurrentWidget(self.splitter)
        editor_widget.setFocus()
        return editor_widget

    def create_editor_from_editable(self, editable):
        neditor = editor.create_editor(editable)
        neditor.zoomChanged.connect(self._on_zoom_changed)
        neditor.addBackItemNavigation.connect(self.add_back_item_navigation)
        editable.fileSaved.connect(
            lambda neditable: self._explore_file_code(neditable.file_path))
        return neditor

    def add_back_item_navigation(self):
        editor_widget = self.get_current_editor()
        if editor_widget is not None:
            item = (editor_widget.file_path, editor_widget.cursor_position)
            if item not in self.__code_back:
                self.__code_back.append(item)

    def _on_zoom_changed(self, zoom):
        text = "Zoom: {}%".format(str(zoom))
        ide = IDE.get_service("ide")
        ide.show_message(text)

    def add_widget(self, widget):
        self.stack.addWidget(widget)

    def show_start_page(self):
        """Show Start Page widget in main container"""

        startp = self.stack.widget(0)
        if isinstance(startp, start_page.StartPage):
            self.stack.setCurrentIndex(0)
        else:
            startp = start_page.StartPage(parent=self)
            startp.newFile.connect(self.add_editor)
            self.stack.insertWidget(0, startp)
            self.stack.setCurrentIndex(0)

    def _files_closed(self):
        if settings.SHOW_START_PAGE:
            self.show_start_page()

    def add_status_bar(self, status_bar):
        self._vbox.addWidget(status_bar)

    def create_file(self, base_path, project_path):
        self._add_file_folder.create_file(base_path, project_path)

    def create_folder(self, base_path, project_path):
        self._add_file_folder.create_folder(base_path, project_path)

    def restyle_editor(self):
        neditables = self.combo_area.bar.get_editables()
        for neditable in neditables:
            neditable.editor.restyle()

    def zoom_in_editor(self):
        """Increase the font size in the current editor"""

        editor_widget = self.get_current_editor()
        if editor_widget is not None:
            editor_widget.zoom(1.)

    def zoom_out_editor(self):
        """Decrease the font size in the current editor"""

        editor_widget = self.get_current_editor()
        if editor_widget is not None:
            editor_widget.zoom(-1.)

    def reset_zoom_editor(self):
        """Reset the to original font size in the current editor"""

        editor_widget = self.get_current_editor()
        if editor_widget is not None:
            editor_widget.reset_zoom()

    def editor_move_up(self):
        editor_widget = self.get_current_editor()
        if editor_widget is not None:
            editor_widget.move_up_down(up=True)

    def editor_move_down(self):
        editor_widget = self.get_current_editor()
        if editor_widget is not None:
            editor_widget.move_up_down()

    def editor_duplicate_line(self):
        editor_widget = self.get_current_editor()
        if editor_widget is not None:
            editor_widget.duplicate_line()

    def editor_toggle_comment(self):
        """Mark the current line or selection as a comment."""
        editor_widget = self.get_current_editor()
        if editor_widget is not None:
            editor_widget.comment_or_uncomment()

    def editor_go_to_line(self, line, column=0, center=True):
        editor_widget = self.get_current_editor()
        if editor_widget is not None:
            editor_widget.go_to_line(line, column, center)
            editor_widget.setFocus()

    def _editor_settings_changed(self, key, value):
        key = key.split("/")[-1]
        editor_widget = self.get_current_editor()
        if editor_widget is not None:
            callback = getattr(editor.NEditor, key, False)
            if callback:
                callback = callback
                if not hasattr(callback, "__call__"):
                    # Property!
                    callback = callback.fset
                callback(editor_widget, value)

    def toggle_tabs_and_spaces(self):
        """Toggle Show/Hide Tabs and Spaces"""

        settings.SHOW_TABS_AND_SPACES = not settings.SHOW_TABS_AND_SPACES
        qsettings = IDE.ninja_settings()
        qsettings.setValue('preferences/editor/showTabsAndSpaces',
                           settings.SHOW_TABS_AND_SPACES)
        neditor = self.get_current_editor()
        if neditor is not None:
            neditor.show_whitespaces = settings.SHOW_TABS_AND_SPACES

    def __navigate_with_keyboard(self, forward):
        """Navigate between the positions in the jump history stack."""
        operation = self.combo_area.bar.code_navigator.operation
        self.navigate_code_history(operation, forward)

    def navigate_back(self):
        self.__navigate_with_keyboard(forward=False)

    def navigate_forward(self):
        self.__navigate_with_keyboard(forward=True)
Beispiel #3
0
class _MainContainer(QWidget):

    ###############################################################################
    # MainContainer SIGNALS
    ###############################################################################
    """
    newFileOpened(QString)
    allTabClosed()
    runFile(QString)
    addToProject(QString)
    showFileInExplorer(QString)
    recentTabsModified()
    currentEditorChanged(QString)
    fileOpened(QString)
    ---------migrationAnalyzed()
    findOcurrences(QString)
    ---------updateFileMetadata()
    editorKeyPressEvent(QEvent)
    locateFunction(QString, QString, bool) [functionName, filePath, isVariable]
    updateLocator(QString)
    beforeFileSaved(QString)
    fileSaved(QString)
    openPreferences()
    --------openProject(QString)
    ---------dontOpenStartPage()
    """

    ###############################################################################

    fileOpened = pyqtSignal('QString')
    updateLocator = pyqtSignal('QString')
    currentEditorChanged = pyqtSignal('QString')
    beforeFileSaved = pyqtSignal('QString')
    fileSaved = pyqtSignal('QString')

    def __init__(self, parent=None):
        super(_MainContainer, self).__init__(parent)
        self.setContentsMargins(0, 0, 0, 0)
        self._parent = parent
        self._vbox = QVBoxLayout(self)
        self._vbox.setContentsMargins(0, 0, 0, 0)
        self._vbox.setSpacing(0)
        self.stack = QStackedLayout()
        self.stack.setStackingMode(QStackedLayout.StackAll)
        self._vbox.addLayout(self.stack)
        self.splitter = dynamic_splitter.DynamicSplitter()
        self.setAcceptDrops(True)
        # self._files_handler = files_handler.FilesHandler(self)
        self._add_file_folder = add_file_folder.AddFileFolderWidget(self)

        # documentation browser
        self.docPage = None
        # Code Navigation
        # self._locator = locator.GoToDefinition()
        self.__codeBack = []
        self.__codeForward = []
        self.__bookmarksFile = ''
        self.__bookmarksPos = -1
        self.__breakpointsFile = ''
        self.__breakpointsPos = -1
        self.__operations = {
            0: self._navigate_code_jumps,
            1: self._navigate_bookmarks,
            2: self._navigate_breakpoints
        }

        # self.locateFunction['QString',
        #                    'QString',
        #                    bool].connect(self.locate_function)

        IDE.register_service('main_container', self)

        # Register signals connections
        connections = ({
            'target': 'main_container',
            'signal_name': 'updateLocator',
            'slot': self._explore_file_code
        }, {
            'target': 'filesystem',
            'signal_name': 'projectOpened',
            'slot': self._explore_code
        }, {
            'target': 'projects_explorer',
            'signal_name': 'updateLocator',
            'slot': self._explore_code
        })
        """
        {'target': 'menu_file',
            'signal_name': 'openFile(QString)',
            'slot': self.open_file},
        {'target': 'explorer_container',
            'signal_name': 'goToDefinition(int)',
            'slot': self.editor_go_to_line},
        {'target': 'explorer_container',
            'signal_name': 'pep8Activated(bool)',
            'slot': self.reset_pep8_warnings},
        {'target': 'explorer_container',
            'signal_name': 'lintActivated(bool)',
            'slot': self.reset_lint_warnings},
        {'target': 'filesystem',
            'signal_name': 'projectOpened',
            'slot': self._explore_code},
        {'target': 'main_container',
            'signal_name': 'updateLocator(QString)',
            'slot': self._explore_file_code},
        )
        """

        IDE.register_signals('main_container', connections)

        self.selector = main_selector.MainSelector(self)
        self._opening_dialog = False
        self.add_widget(self.selector)

        if settings.SHOW_START_PAGE:
            self.show_start_page()

        self.selector.changeCurrent[int].connect(self._change_current_stack)
        # self.selector.removeWidget[int].connect(self._remove_item_from_stack)
        # self.selector.ready.connect(self._selector_ready)
        self.selector.animationCompleted.connect(
            self._selector_animation_completed)
        # self.closeDialog['PyQt_PyObject'].connect(self.remove_widget)

    def install(self):
        ide = IDE.get_service('ide')
        ide.place_me_on("main_container", self, "central", top=True)

        self.combo_area = combo_editor.ComboEditor(original=True)
        self.combo_area.allFilesClosed.connect(self._files_closed)
        # self.combo_area.allFilesClosed.connect(self._files_closed)
        self.splitter.add_widget(self.combo_area)
        self.add_widget(self.splitter)

        self.current_widget = self.combo_area
        # Code Locator
        self._code_locator = locator_widget.LocatorWidget(ide)

        ui_tools.install_shortcuts(self, actions.ACTIONS, ide)

    def show_locator(self):
        """Show the locator widget"""

        if not self._code_locator.isVisible():
            self._code_locator.show()

    def _explore_code(self):
        """ Update locator metadata for the current projects """

        self._code_locator.explore_code()

    def _explore_file_code(self, path):
        """ Update locator metadata for the file in path """

        self._code_locator.explore_file_code(path)

    def add_status_bar(self, status):
        self._vbox.addWidget(status)

    @property
    def combo_header_size(self):
        return self.combo_area.bar.height()

    def add_widget(self, widget):
        self.stack.addWidget(widget)

    def remove_widget(self, widget):
        self.stack.removeWidget(widget)

    def _close_dialog(self, widget):
        self.emit(SIGNAL("closeDialog(PyQt_PyObject)"), widget)
        self.disconnect(widget, SIGNAL("finished(int)"),
                        lambda: self._close_dialog(widget))

    def show_dialog(self, widget):
        self._opening_dialog = True
        # self.connect(widget, SIGNAL("finished(int)"),
        #             lambda: self._close_dialog(widget))
        self.setVisible(True)
        self.stack.addWidget(widget)
        self.show_selector()

    def show_selector(self):
        if self.selector != self.stack.currentWidget():
            temp_dir = os.path.join(QDir.tempPath(), "ninja-ide")
            if not os.path.exists(temp_dir):
                os.mkdir(temp_dir)
            collected_data = []
            current = self.stack.currentIndex()
            for index in range(self.stack.count()):
                widget = self.stack.widget(index)
                if widget == self.selector:
                    continue
                pixmap = QWidget.grab(widget, widget.rect())
                path = os.path.join(temp_dir, "screen%s.png" % index)
                pixmap.save(path)
                collected_data.append((index, path))
            self.selector.set_model(collected_data)
            self._selector_ready()
        """
        if self.selector != self.stack.currentWidget():
            temp_dir = os.path.join(QDir.tempPath(), "ninja-ide")
            if not os.path.exists(temp_dir):
                os.mkdir(temp_dir)
            collected_data = []
            current = self.stack.currentIndex()
            for index in range(self.stack.count()):
                widget = self.stack.widget(index)
                if widget == self.selector:
                    continue
                closable = True
                if widget == self.splitter:
                    closable = False
                pixmap = QWidget.grab(widget, widget.rect())
                path = os.path.join(temp_dir, "screen%s.png" % index)
                pixmap.save(path)
                if index == current:
                    self.selector.set_preview(index, path)
                    collected_data.insert(0, (index, path, closable))
                else:
                    collected_data.append((index, path, closable))
            self.selector.set_model(collected_data)
        else:
            self.selector.close_selector()
        """

    def _selector_ready(self):
        print(self.stack.currentWidget())
        self.stack.setCurrentWidget(self.selector)
        print(self.stack.currentWidget())
        self.selector.start_animation()

    def _selector_animation_completed(self):
        if self._opening_dialog:
            # We choose the last one with -2, -1 (for last one) +
            # -1 for the hidden selector widget which is in the stacked too.
            self.selector.open_item(self.stack.count() - 2)
        self._opening_dialog = False

    def _change_current_stack(self, index):
        self.stack.setCurrentIndex(index)

    def _remove_item_from_stack(self, index):
        widget = self.stack.takeAt(index)
        del widget

    def show_editor_area(self):
        self.stack.setCurrentWidget(self.splitter)

    def _files_closed(self):
        if settings.SHOW_START_PAGE:
            self.show_start_page()

    def change_visibility(self):
        """Show/Hide the Main Container area."""
        if self.isVisible():
            self.hide()
        else:
            self.show()

    def expand_symbol_combo(self):
        self.stack.setCurrentWidget(self.splitter)
        self.current_widget.show_combo_symbol()

    def expand_file_combo(self):
        self.stack.setCurrentWidget(self.splitter)
        self.current_widget.show_combo_file()

    def locate_function(self, function, filePath, isVariable):
        """Move the cursor to the proper position in the navigate stack."""
        editorWidget = self.get_current_editor()
        if editorWidget:
            self.__codeBack.append(
                (editorWidget.file_path, editorWidget.getCursorPosition()))
            self.__codeForward = []
        self._locator.navigate_to(function, filePath, isVariable)

    def run_file(self, path):
        self.emit(SIGNAL("runFile(QString)"), path)

    def _add_to_project(self, path):
        self.emit(SIGNAL("addToProject(QString)"), path)

    def _show_file_in_explorer(self, path):
        self.emit(SIGNAL("showFileInExplorer(QString)"), path)

    def paste_history(self):
        """Paste the text from the copy/paste history."""
        editorWidget = self.get_current_editor()
        if editorWidget and editorWidget.hasFocus():
            line, index = editorWidget.getCursorPosition()
            central = IDE.get_service('central_container')
            if central:
                editorWidget.insertAt(central.get_paste(), line, index)

    def copy_history(self):
        """Copy the selected text into the copy/paste history."""
        editorWidget = self.get_current_editor()
        if editorWidget and editorWidget.hasFocus():
            copy = editorWidget.selectedText()
            central = IDE.get_service('central_container')
            if central:
                central.add_copy(copy)

    def import_from_everywhere(self):
        """Insert an import line from any place in the editor."""
        editorWidget = self.get_current_editor()
        if editorWidget:
            dialog = from_import_dialog.FromImportDialog(editorWidget, self)
            dialog.show()

    def add_back_item_navigation(self):
        """Add an item to the back stack and reset the forward stack."""
        editorWidget = self.get_current_editor()
        if editorWidget:
            self.__codeBack.append(
                (editorWidget.file_path, editorWidget.cursor_position))
            self.__codeForward = []

    def preview_in_browser(self):
        """Load the current html file in the default browser."""
        editorWidget = self.get_current_editor()
        if editorWidget:
            if not editorWidget.file_path:
                self.save_file()
            ext = file_manager.get_file_extension(editorWidget.file_path)
            if ext in ('html', 'shpaml', 'handlebars', 'tpl'):
                webbrowser.open_new_tab(editorWidget.file_path)

    def add_bookmark_breakpoint(self):
        """Add a bookmark or breakpoint to the current file in the editor."""
        editorWidget = self.get_current_editor()
        if editorWidget and editorWidget.hasFocus():
            if self.current_widget.bar.code_navigator.operation == 1:
                editorWidget.handle_bookmarks_breakpoints(
                    editorWidget.getCursorPosition()[0], Qt.ControlModifier)
            elif self.current_widget.bar.code_navigator.operation == 2:
                editorWidget.handle_bookmarks_breakpoints(
                    editorWidget.getCursorPosition()[0], Qt.NoModifier)

    def __navigate_with_keyboard(self, val):
        """Navigate between the positions in the jump history stack."""
        op = self.current_widget.bar.code_navigator.operation
        self.navigate_code_history(val, op)

    def navigate_code_history(self, val, op):
        """Navigate the code history."""
        self.__operations[op](val)

    def _navigate_code_jumps(self, val):
        """Navigate between the jump points."""
        node = None
        if not val and self.__codeBack:
            node = self.__codeBack.pop()
            editorWidget = self.get_current_editor()
            if editorWidget:
                self.__codeForward.append(
                    (editorWidget.file_path, editorWidget.getCursorPosition()))
        elif val and self.__codeForward:
            node = self.__codeForward.pop()
            editorWidget = self.get_current_editor()
            if editorWidget:
                self.__codeBack.append(
                    (editorWidget.file_path, editorWidget.getCursorPosition()))
        if node:
            filename = node[0]
            line, col = node[1]
            self.open_file(filename, line, col)

    def _navigate_breakpoints(self, val):
        """Navigate between the breakpoints."""
        # FIXME: put navigate breakpoints and bookmarks as one method.
        breakList = list(settings.BREAKPOINTS.keys())
        breakList.sort()
        if not breakList:
            return
        if self.__breakpointsFile not in breakList:
            self.__breakpointsFile = breakList[0]
        index = breakList.index(self.__breakpointsFile)
        breaks = settings.BREAKPOINTS.get(self.__breakpointsFile, [])
        lineNumber = 0
        # val == True: forward
        if val:
            if (len(breaks) - 1) > self.__breakpointsPos:
                self.__breakpointsPos += 1
                lineNumber = breaks[self.__breakpointsPos]
            elif len(breaks) > 0:
                if index < (len(breakList) - 1):
                    self.__breakpointsFile = breakList[index + 1]
                else:
                    self.__breakpointsFile = breakList[0]
                self.__breakpointsPos = 0
                lineNumber = settings.BREAKPOINTS[self.__breakpointsFile][0]
        else:
            if self.__breakpointsPos > 0:
                self.__breakpointsPos -= 1
                lineNumber = breaks[self.__breakpointsPos]
            elif len(breaks) > 0:
                self.__breakpointsFile = breakList[index - 1]
                breaks = settings.BREAKPOINTS[self.__breakpointsFile]
                self.__breakpointsPos = len(breaks) - 1
                lineNumber = breaks[self.__breakpointsPos]
        if file_manager.file_exists(self.__breakpointsFile):
            self.open_file(self.__breakpointsFile, lineNumber, None, True)
        else:
            settings.BREAKPOINTS.pop(self.__breakpointsFile)
            if settings.BREAKPOINTS:
                self._navigate_breakpoints(val)

    def _navigate_bookmarks(self, val):
        """Navigate between the bookmarks."""
        bookList = list(settings.BOOKMARKS.keys())
        bookList.sort()
        if not bookList:
            return
        if self.__bookmarksFile not in bookList:
            self.__bookmarksFile = bookList[0]
        index = bookList.index(self.__bookmarksFile)
        bookms = settings.BOOKMARKS.get(self.__bookmarksFile, [])
        lineNumber = 0
        # val == True: forward
        if val:
            if (len(bookms) - 1) > self.__bookmarksPos:
                self.__bookmarksPos += 1
                lineNumber = bookms[self.__bookmarksPos]
            elif len(bookms) > 0:
                if index < (len(bookList) - 1):
                    self.__bookmarksFile = bookList[index + 1]
                else:
                    self.__bookmarksFile = bookList[0]
                self.__bookmarksPos = 0
                lineNumber = settings.BOOKMARKS[self.__bookmarksFile][0]
        else:
            if self.__bookmarksPos > 0:
                self.__bookmarksPos -= 1
                lineNumber = bookms[self.__bookmarksPos]
            elif len(bookms) > 0:
                self.__bookmarksFile = bookList[index - 1]
                bookms = settings.BOOKMARKS[self.__bookmarksFile]
                self.__bookmarksPos = len(bookms) - 1
                lineNumber = bookms[self.__bookmarksPos]
        if file_manager.file_exists(self.__bookmarksFile):
            self.open_file(self.__bookmarksFile, lineNumber, None, True)
        else:
            # settings.BOOKMARKS.pop(self.__bookmarksFile)
            if settings.BOOKMARKS:
                self._navigate_bookmarks(val)

    def count_file_code_lines(self):
        """Count the lines of code in the current file."""
        editorWidget = self.get_current_editor()
        if editorWidget:
            block_count = editorWidget.lines()
            blanks = re.findall('(^\n)|(^(\s+)?#)|(^( +)?($|\n))',
                                editorWidget.text(), re.M)
            blanks_count = len(blanks)
            resume = self.tr("Lines code: %s\n") % (block_count - blanks_count)
            resume += (self.tr("Blanks and commented lines: %s\n\n") %
                       blanks_count)
            resume += self.tr("Total lines: %s") % blockdget
            msgBox.exec_()

            msgBox = QMessageBox(QMessageBox.Information,
                                 self.tr("Summary of lines"), resume,
                                 QMessageBox.Ok, editorWidget)

    def editor_cut(self):
        editorWidget = self.get_current_editor()
        if editorWidget:
            editorWidget.cut()

    def editor_copy(self):
        editorWidget = self.get_current_editor()
        if editorWidget:
            editorWidget.copy()

    def editor_paste(self):
        editorWidget = self.get_current_editor()
        if editorWidget:
            editorWidget.paste()

    def editor_upper(self):
        editorWidget = self.get_current_editor()
        if editorWidget:
            editorWidget.to_upper()

    def editor_lower(self):
        editorWidget = self.get_current_editor()
        if editorWidget:
            editorWidget.to_lower()

    def editor_title(self):
        editorWidget = self.get_current_editor()
        if editorWidget:
            editorWidget.to_title()

    def editor_go_to_definition(self):
        """Search the definition of the method or variable under the cursor.

        If more than one method or variable is found with the same name,
        shows a table with the results and let the user decide where to go."""
        editorWidget = self.get_current_editor()
        if editorWidget and editorWidget.hasFocus():
            editorWidget.go_to_definition()

    def editor_redo(self):
        """Execute the redo action in the current editor."""
        editorWidget = self.get_current_editor()
        if editorWidget and editorWidget.hasFocus():
            editorWidget.redo()

    def editor_undo(self):
        editorWidget = self.get_current_editor()
        if editorWidget and editorWidget.hasFocus():
            editorWidget.undo()

    def editor_indent_less(self):
        """Indent 1 position to the left for the current line or selection."""
        editorWidget = self.get_current_editor()
        if editorWidget and editorWidget.hasFocus():
            editorWidget.indent_less()

    def editor_indent_more(self):
        """Indent 1 position to the right for the current line or selection."""
        editorWidget = self.get_current_editor()
        if editorWidget and editorWidget.hasFocus():
            editorWidget.indent_more()

    def editor_insert_debugging_prints(self):
        """Insert a print statement in each selected line."""
        editorWidget = self.get_current_editor()
        if editorWidget:
            helpers.insert_debugging_prints(editorWidget)

    def editor_insert_pdb(self):
        """Insert a pdb.set_trace() statement in tjhe current line."""
        editorWidget = self.get_current_editor()
        if editorWidget:
            helpers.insert_pdb(editorWidget)

    def editor_comment(self):
        """Mark the current line or selection as a comment."""
        editorWidget = self.get_current_editor()
        if editorWidget and editorWidget.hasFocus():
            helpers.comment_or_uncomment(editorWidget)

    def editor_uncomment(self):
        """Uncomment the current line or selection."""
        editorWidget = self.get_current_editor()
        if editorWidget and editorWidget.hasFocus():
            helpers.uncomment(editorWidget)

    def editor_insert_horizontal_line(self):
        """Insert an horizontal lines of comment symbols."""
        editorWidget = self.get_current_editor()
        if editorWidget and editorWidget.hasFocus():
            helpers.insert_horizontal_line(editorWidget)

    def editor_insert_title_comment(self):
        """Insert a Title surrounded by comment symbols."""
        editorWidget = self.get_current_editor()
        if editorWidget and editorWidget.hasFocus():
            helpers.insert_title_comment(editorWidget)

    def editor_remove_trailing_spaces(self):
        """Remove the trailing spaces in the current editor."""
        editorWidget = self.get_current_editor()
        if editorWidget:
            helpers.remove_trailing_spaces(editorWidget)

    def editor_replace_tabs_with_spaces(self):
        """Replace the Tabs with Spaces in the current editor."""
        editorWidget = self.get_current_editor()
        if editorWidget:
            helpers.replace_tabs_with_spaces(editorWidget)

    def editor_move_up(self):
        """Move the current line or selection one position up."""
        editorWidget = self.get_current_editor()
        if editorWidget and editorWidget.hasFocus():
            helpers.move_up(editorWidget)

    def editor_move_down(self):
        """Move the current line or selection one position down."""
        editorWidget = self.get_current_editor()
        if editorWidget and editorWidget.hasFocus():
            helpers.move_down(editorWidget)

    def editor_remove_line(self):
        """Remove the current line or selection."""
        editorWidget = self.get_current_editor()
        if editorWidget and editorWidget.hasFocus():
            helpers.remove_line(editorWidget)

    def editor_duplicate(self):
        """Duplicate the current line or selection."""
        editorWidget = self.get_current_editor()
        if editorWidget and editorWidget.hasFocus():
            helpers.duplicate(editorWidget)

    def editor_highlight_word(self):
        """Highlight the occurrences of the current word in the editor."""
        editorWidget = self.get_current_editor()
        if editorWidget and editorWidget.hasFocus():
            editorWidget.highlight_selected_word()

    def editor_complete_declaration(self):
        """Do the opposite action that Complete Declaration expect."""
        editorWidget = self.get_current_editor()
        if editorWidget and editorWidget.hasFocus():
            editorWidget.complete_declaration()

    def editor_go_to_line(self, line):
        """ Jump to the specified line in the current editor. """

        editorWidget = self.get_current_editor()
        if editorWidget:
            editorWidget.go_to_line(line)
            editorWidget.setFocus()

    def zoom_in_editor(self):
        """Increase the font size in the current editor."""

        editorWidget = self.get_current_editor()
        if editorWidget:
            editorWidget.zoom(1.0)

    def zoom_out_editor(self):
        """Decrease the font size in the current editor."""
        editorWidget = self.get_current_editor()
        if editorWidget:
            editorWidget.zoom(-1.0)

    def reset_zoom(self):
        editor_widget = self.get_current_editor()
        if editor_widget is not None:
            editor_widget.reset_zoom()

    def recent_files_changed(self):
        self.emit(SIGNAL("recentTabsModified()"))

    def dragEnterEvent(self, event):
        if event.mimeData().hasUrls():
            event.accept()
        else:
            event.ignore()

    def dropEvent(self, event):
        file_path = event.mimeData().urls()[0].toLocalFile()
        self.open_file(file_path)

    def setFocus(self):
        widget = self.get_current_widget()
        if widget:
            widget.setFocus()

    def current_editor_changed(self, filename):
        """Notify the new filename of the current editor."""
        if filename is None:
            filename = translations.TR_NEW_DOCUMENT
        self.currentEditorChanged.emit(filename)

    def show_split(self, orientation_vertical=False):
        # IDE.select_current(self.current_widget.currentWidget())
        self.current_widget.split_editor(orientation_vertical)

    def add_editor(self, fileName=None, ignore_checkers=False):
        ninjaide = IDE.get_service('ide')
        editable = ninjaide.get_or_create_editable(fileName)
        if editable.editor:
            self.current_widget.set_current(editable)
            return self.current_widget.currentWidget()
        else:
            editable.ignore_checkers = ignore_checkers

        editorWidget = self.create_editor_from_editable(editable)

        # add the tab
        keep_index = (self.splitter.count() > 1
                      and self.combo_area.stacked.count() > 0)
        self.combo_area.add_editor(editable, keep_index)

        # emit a signal about the file open
        self.fileOpened.emit(fileName)

        if not keep_index:
            self.current_widget.set_current(editable)

        self.stack.setCurrentWidget(self.splitter)

        editorWidget.setFocus()

        return editorWidget

    def create_editor_from_editable(self, editable):
        neditor = editor.create_editor(editable)

        # Connect signals
        neditor.zoomChanged[int].connect(self._show_zoom_indicator)
        neditor.destroyed.connect(self._editor_destroyed)
        editable.fileSaved.connect(self._editor_tab_was_saved)
        neditor.addBackItemNavigation.connect(self.add_back_item_navigation)
        # self.connect(editable, SIGNAL("fileSaved(PyQt_PyObject)"),
        #             self._editor_tab_was_saved)
        # editorWidget.font_changed.connect(self.show_zoom_indicator)
        # self.connect(editorWidget, SIGNAL("openDropFile(QString)"),
        #             self.open_file)
        # self.connect(editorWidget, SIGNAL("addBackItemNavigation()"),
        #             self.add_back_item_navigation)
        # self.connect(editorWidget,
        #             SIGNAL("locateFunction(QString, QString, bool)"),
        #             self._editor_locate_function)
        # self.connect(editorWidget, SIGNAL("findOcurrences(QString)"),
        #             self._find_occurrences)
        # keyPressEventSignal for plugins
        # self.connect(editorWidget, SIGNAL("keyPressEvent(QEvent)"),
        #             self._editor_keyPressEvent)

        return neditor

    def _editor_destroyed(self):
        ui_tools.FadingIndicator.editor_destroyed()

    def _show_zoom_indicator(self, text):
        neditor = self.get_current_editor()
        ui_tools.FadingIndicator.show_text(neditor,
                                           "Zoom: {}%".format(str(text)))

    def reset_pep8_warnings(self, value):
        pass
        # FIXME: check how we handle this
        # for i in range(self._tabMain.count()):
        # widget = self._tabMain.widget(i)
        # if type(widget) is editor.Editor:
        # if value:
        # widget.syncDocErrorsSignal = True
        # widget.pep8.check_style()
        # else:
        # widget.hide_pep8_errors()

    def reset_lint_warnings(self, value):
        pass
        #FIXME: check how we handle this
        # for i in range(self._tabMain.count()):
        #widget = self._tabMain.widget(i)
        #if type(widget) is editor.Editor:
        #if value:
        #widget.syncDocErrorsSignal = True
        #widget.errors.check_errors()
        #else:
        #widget.hide_lint_errors()

    def show_zoom_indicator(self, text):
        ui_tools.FadingIndicator.show_text(self, "Zoom: {0}%".format(text))

    def _find_occurrences(self, word):
        self.emit(SIGNAL("findOcurrences(QString)"), word)

    def _editor_keyPressEvent(self, event):
        self.emit(SIGNAL("editorKeyPressEvent(QEvent)"), event)

    def _editor_locate_function(self, function, filePath, isVariable):
        self.emit(SIGNAL("locateFunction(QString, QString, bool)"), function,
                  filePath, isVariable)

    def _editor_tab_was_saved(self, editable=None):
        self.updateLocator.emit(editable.file_path)
        # self.emit(SIGNAL("updateLocator(QString)"), editable.file_path)

    def get_current_widget(self):
        return self.current_widget.currentWidget()

    def get_current_editor(self):
        """Return the Actual Editor or None

        Return an instance of Editor if the Current Tab contains
        an Editor or None if it is not an instance of Editor"""
        widget = self.current_widget.currentWidget()
        if isinstance(widget, editor.NEditor):
            return widget
        return None

    def reload_file(self, editorWidget=None):
        if editorWidget is None:
            editorWidget = self.get_current_editor()
            editorWidget.neditable.reload_file()

    def open_image(self, fileName):
        try:
            if not self.is_open(fileName):
                viewer = image_viewer.ImageViewer(fileName)
                # self.add_tab(viewer, file_manager.get_basename(fileName))
                # viewer.ID = fileName
            else:
                self.move_to_open(fileName)
        except Exception as reason:
            logger.error('open_image: %s', reason)
            QMessageBox.information(self, self.tr("Incorrect File"),
                                    self.tr("The image couldn\'t be open"))

    def open_file(self, filename='', line=-1, col=0, ignore_checkers=False):
        logger.debug("will try to open %s" % filename)
        if not filename:
            logger.debug("has nofilename")
            if settings.WORKSPACE:
                directory = settings.WORKSPACE
            else:
                directory = os.path.expanduser("~")
                editorWidget = self.get_current_editor()
                ninjaide = IDE.get_service('ide')
                if ninjaide:
                    current_project = ninjaide.get_current_project()
                    if current_project is not None:
                        directory = current_project
                    elif editorWidget is not None and editorWidget.file_path:
                        directory = file_manager.get_folder(
                            editorWidget.file_path)
            extensions = ';;'.join([
                '{}(*{})'.format(e.upper()[1:], e)
                for e in settings.SUPPORTED_EXTENSIONS + ['.*', '']
            ])
            fileNames = QFileDialog.getOpenFileNames(self,
                                                     self.tr("Open File"),
                                                     directory, extensions)[0]
        else:
            logger.debug("has filename")
            fileNames = [filename]
        if not fileNames:
            return

        for filename in fileNames:
            image_extensions = ('bmp', 'gif', 'jpeg', 'jpg', 'png')
            if file_manager.get_file_extension(filename) in image_extensions:
                logger.debug("will open as image")
                self.open_image(filename)
            elif file_manager.get_file_extension(filename).endswith('ui'):
                logger.debug("will load in ui editor")
                self.w = uic.loadUi(filename)
                self.w.show()
            else:
                logger.debug("will try to open: " + filename)
                self.__open_file(filename, line, col, ignore_checkers)

    def __open_file(self, fileName='', line=-1, col=0, ignore_checkers=False):
        try:
            editorWidget = self.add_editor(fileName,
                                           ignore_checkers=ignore_checkers)
            if line != -1:
                editorWidget.go_to_line(line, col)
            self.currentEditorChanged.emit(fileName)
        except file_manager.NinjaIOException as reason:
            QMessageBox.information(self, self.tr("The file couldn't be open"),
                                    str(reason))

    def is_open(self, filename):
        pass
        #return self.tabs.is_open(filename) != -1

    def move_to_open(self, filename):
        pass
        #FIXME: add in the current split?
        #if self.tabs.is_open(filename) != -1:
        #self.tabs.move_to_open(filename)
        #self.tabs.currentWidget().setFocus()
        #self.emit(SIGNAL("currentEditorChanged(QString)"), filename)

    def get_widget_for_id(self, filename):
        pass
        #widget = None
        #index = self.tabs.is_open(filename)
        #if index != -1:
        #widget = self.tabs.widget(index)
        #return widget

    def change_open_tab_id(self, idname, newId):
        """Search for the Tab with idname, and set the newId to that Tab."""
        pass
        #index = self.tabs.is_open(idname)
        #if index != -1:
        #widget = self.tabs.widget(index)
        #tabName = file_manager.get_basename(newId)
        #self.tabs.change_open_tab_name(index, tabName)
        #widget.ID = newId

    def close_deleted_file(self, idname):
        """Search for the Tab with id, and ask the user if should be closed."""
        pass
        #index = self.tabs.is_open(idname)
        #if index != -1:
        #result = QMessageBox.question(self, self.tr("Close Deleted File"),
        #self.tr("Are you sure you want to close the deleted file?\n"
        #"The content will be completely deleted."),
        #buttons=QMessageBox.Yes | QMessageBox.No)
        #if result == QMessageBox.Yes:
        #self.tabs.removeTab(index)

    def save_file(self, editorWidget=None):
        # FIXME: check how we handle this
        if not editorWidget:
            editorWidget = self.get_current_editor()
        if editorWidget is None:
            return False
        # Ok, we have an editor instance
        # Save to file only if editor really was modified
        if editorWidget.is_modified:
            try:
                if (editorWidget.nfile.is_new_file
                        or not editorWidget.nfile.has_write_permission()):
                    return self.save_file_as()

                self.beforeFileSaved.emit(editorWidget.file_path)

                if settings.REMOVE_TRAILING_SPACES:
                    helpers.remove_trailing_spaces(editorWidget)
                # New line at end
                # FIXME: from settings
                helpers.insert_block_at_end(editorWidget)
                # Save convent
                editorWidget.neditable.save_content()
                encoding = file_manager.get_file_encoding(editorWidget.text)
                editorWidget.encoding = encoding

                self.fileSaved.emit(
                    self.tr("File Saved: {}".format(editorWidget.file_path)))

                return True
            except Exception as reason:
                logger.error('save_file: %s', reason)
                QMessageBox.information(self, self.tr("Save Error"),
                                        self.tr("The file couldn't be saved!"))
            return False

    def save_file_as(self):
        editorWidget = self.get_current_editor()
        if not editorWidget:
            return False
        try:
            filters = '(*.py);;(*.*)'
            if editorWidget.file_path:  # existing file
                ext = file_manager.get_file_extension(editorWidget.file_path)
                if ext != 'py':
                    filters = '(*.%s);;(*.py);;(*.*)' % ext
            save_folder = self._get_save_folder(editorWidget.file_path)
            fileName = QFileDialog.getSaveFileName(self._parent,
                                                   self.tr("Save File"),
                                                   save_folder, filters)[0]
            if not fileName:
                return False

            if settings.REMOVE_TRAILING_SPACES:
                helpers.remove_trailing_spaces(editorWidget)

            ext = file_manager.get_file_extension(fileName)
            if not ext:
                fileName = '%s.%s' % (
                    fileName,
                    'py',
                )

            editorWidget.neditable.save_content(path=fileName)
            # editorWidget.register_syntax(
            #     file_manager.get_file_extension(fileName))

            self.fileSaved.emit(self.tr("File Saved: {}".format(fileName)))

            self.currentEditorChanged.emit(fileName)

            return True
        except file_manager.NinjaFileExistsException as ex:
            QMessageBox.information(
                self, self.tr("File Already Exists"),
                (self.tr("Invalid Path: the file '%s' "
                         " already exists.") % ex.filename))
        except Exception as reason:
            logger.error('save_file_as: %s', reason)
            QMessageBox.information(self, self.tr("Save Error"),
                                    self.tr("The file couldn't be saved!"))
        return False

    def _get_save_folder(self, fileName):
        """
        Returns the root directory of the 'Main Project' or the home folder
        """
        ninjaide = IDE.get_service('ide')
        current_project = ninjaide.get_current_project()
        if current_project:
            return current_project.path
        return os.path.expanduser("~")

    def save_project(self, projectFolder):
        pass
        #FIXME: check how we handle this
        #for i in range(self._tabMain.count()):
        #editorWidget = self._tabMain.widget(i)
        #if type(editorWidget) is editor.Editor and \
        #file_manager.belongs_to_folder(projectFolder,
        #editorWidget.file_path):
        #reloaded = self._tabMain.check_for_external_modifications(
        #editorWidget)
        #if not reloaded:
        #self.save_file(editorWidget)
        #for i in range(self.tabsecondary.count()):
        #editorWidget = self.tabsecondary.widget(i)
        #if type(editorWidget) is editor.Editor and \
        #file_manager.belongs_to_folder(projectFolder,
        #editorWidget.file_path):
        #reloaded = self.tabsecondary.check_for_external_modifications(
        #editorWidget)
        #if not reloaded:
        #self.save_file(editorWidget)

    def save_all(self):
        pass
        #FIXME: check how we handle this
        #for i in range(self._tabMain.count()):
        #editorWidget = self._tabMain.widget(i)
        #if type(editorWidget) is editor.Editor:
        #reloaded = self._tabMain.check_for_external_modifications(
        #editorWidget)
        #if not reloaded:
        #self.save_file(editorWidget)
        #for i in range(self.tabsecondary.count()):
        #editorWidget = self.tabsecondary.widget(i)
        #self.tabsecondary.check_for_external_modifications(editorWidget)
        #if type(editorWidget) is editor.Editor:
        #reloaded = self.tabsecondary.check_for_external_modifications(
        #editorWidget)
        #if not reloaded:
        #self.save_file(editorWidget)

    def call_editors_function(self, call_function, *arguments):
        pass
        #args = arguments[0]
        #kwargs = arguments[1]
        #for i in range(self.tabs.count()):
        #editorWidget = self.tabs.widget(i)
        #if isinstance(editorWidget, editor.Editor):
        #function = getattr(editorWidget, call_function)
        #function(*args, **kwargs)
        #TODO: add other splits

    def show_start_page(self):
        start = self.stack.widget(0)
        if isinstance(start, start_page.StartPage):
            self.stack.setCurrentIndex(0)
        else:
            startPage = start_page.StartPage(parent=self)
            # self.connect(startPage, SIGNAL("openProject(QString)"),
            #             self.open_project)
            # self.connect(startPage, SIGNAL("openPreferences()"),
            #             lambda: self.emit(SIGNAL("openPreferences()")))
            # Connections
            startPage.newFile.connect(self.add_editor)
            self.stack.insertWidget(0, startPage)
            self.stack.setCurrentIndex(0)

    def show_python_doc(self):
        if sys.platform == 'win32':
            self.docPage = browser_widget.BrowserWidget(
                'http://docs.python.org/')
        else:
            process = runner.start_pydoc()
            self.docPage = browser_widget.BrowserWidget(process[1], process[0])
        self.add_tab(self.docPage, translations.TR_PYTHON_DOC)

    def show_report_bugs(self):
        webbrowser.open(resources.BUGS_PAGE)

    def show_plugins_doc(self):
        bugsPage = browser_widget.BrowserWidget(resources.PLUGINS_DOC, self)
        self.add_tab(bugsPage, translations.TR_HOW_TO_WRITE_PLUGINS)

    def editor_jump_to_line(self, lineno=None):
        """Jump to line *lineno* if it is not None
        otherwise ask to the user the line number to jump
        """
        editorWidget = self.get_current_editor()
        if editorWidget:
            editorWidget.jump_to_line(lineno=lineno)

    def get_opened_documents(self):
        #return self.tabs.get_documents_data()
        return []

    def check_for_unsaved_files(self):
        pass
        #return self.tabs._check_unsaved_tabs()

    def get_unsaved_files(self):
        pass
        #return self.tabs.get_unsaved_files()

    def reset_editor_flags(self):
        pass
        #for i in range(self.tabs.count()):
        #widget = self.tabs.widget(i)
        #if isinstance(widget, editor.Editor):
        #widget.set_flags()

    def _specify_syntax(self, widget, syntaxLang):
        if isinstance(widget, editor.Editor):
            widget.restyle(syntaxLang)

    def apply_editor_theme(self, family, size):
        pass
        #for i in range(self.tabs.count()):
        #widget = self.tabs.widget(i)
        #if isinstance(widget, editor.Editor):
        #widget.restyle()
        #widget.set_font(family, size)

    def update_editor_margin_line(self):
        pass
        #for i in range(self.tabs.count()):
        #widget = self.tabs.widget(i)
        #if isinstance(widget, editor.Editor):
        #widget._update_margin_line()

    def open_project(self, path):
        self.emit(SIGNAL("openProject(QString)"), path)

    def close_python_doc(self):
        pass
        # close the python document server (if running)
        # if self.docPage:
        #    index = self.tabs.indexOf(self.docPage)
        #    self.tabs.removeTab(index)
        #    assign None to the browser
        #    self.docPage = None

    def close_file(self):
        self.current_widget.close_current_file()

    def create_file(self, base_path, project_path):
        self._add_file_folder.create_file(base_path, project_path)

    def create_folder(self, base_path, project_path):
        self._add_file_folder.create_folder(base_path, project_path)

    def change_tab(self):
        """Change the tab in the current TabWidget."""
        self.stack.setCurrentWidget(self.splitter)
        # self._files_handler.next_item()

    def change_tab_reverse(self):
        """Change the tab in the current TabWidget backwards."""
        self.stack.setCurrentWidget(self.splitter)
        # self._files_handler.previous_item()

    def toggle_tabs_and_spaces(self):
        """Toggle Show/Hide Tabs and Spaces"""

        settings.SHOW_TABS_AND_SPACES = not settings.SHOW_TABS_AND_SPACES
        qsettings = IDE.ninja_settings()
        qsettings.setValue('preferences/editor/show_tabs_and_spaces',
                           settings.SHOW_TABS_AND_SPACES)
        neditor = self.get_current_editor()
        if neditor is not None:
            neditor.show_whitespaces = settings.SHOW_TABS_AND_SPACES

    def show_navigation_buttons(self):
        """Show Navigation menu."""
        self.stack.setCurrentWidget(self.splitter)
        self.combo_area.show_menu_navigation()

    def change_split_focus(self):
        pass
        #FIXME: check how we handle this
        #if self.actualTab == self._tabMain and self.tabsecondary.isVisible():
        #self.actualTab = self.tabsecondary
        #else:
        #self.actualTab = self._tabMain
        #widget = self.actualTab.currentWidget()
        #if widget is not None:
        #widget.setFocus()

    def shortcut_index(self, index):
        pass
        #self.tabs.setCurrentIndex(index)

    def print_file(self):
        """Call the print of ui_tool

        Call print of ui_tool depending on the focus of the application"""
        #TODO: Add funtionality for proyect tab and methods tab
        editorWidget = self.get_current_editor()
        if editorWidget is not None:
            fileName = "newDocument.pdf"
            if editorWidget.file_path:
                fileName = file_manager.get_basename(editorWidget.file_path)
                fileName = fileName[:fileName.rfind('.')] + '.pdf'
            ui_tools.print_file(fileName, editorWidget.print_)

    def split_assistance(self):
        dialog = split_orientation.SplitOrientation(self)
        dialog.show()

    # def close_split(self):
    #    if self.current_widget != self.combo_area:
    #        self.current_widget.bar.close_split()

    # def split_vertically(self):
    #    self.show_split(False)

    # def split_horizontally(self):
    #    self.show_split(True)

    def navigate_back(self):
        self.__navigate_with_keyboard(False)

    def navigate_forward(self):
        self.__navigate_with_keyboard(True)
class _MainContainer(QWidget):

###############################################################################
# MainContainer SIGNALS
###############################################################################
    """
    newFileOpened(QString)
    allTabClosed()
    runFile(QString)
    addToProject(QString)
    showFileInExplorer(QString)
    recentTabsModified()
    currentEditorChanged(QString)
    fileOpened(QString)
    ---------migrationAnalyzed()
    findOcurrences(QString)
    ---------updateFileMetadata()
    editorKeyPressEvent(QEvent)
    locateFunction(QString, QString, bool) [functionName, filePath, isVariable]
    updateLocator(QString)
    beforeFileSaved(QString)
    fileSaved(QString)
    openPreferences()
    --------openProject(QString)
    ---------dontOpenStartPage()
    """
    newFileOpened = pyqtSignal(str)
    allTabClosed = pyqtSignal()
    runFile = pyqtSignal(str)
    addToProject = pyqtSignal(str)
    showFileInExplorer = pyqtSignal(str)
    recentTabsModified = pyqtSignal()
    currentEditorChanged = pyqtSignal(str)
    fileOpened = pyqtSignal(str)
    migrationAnalyzed = pyqtSignal()#-----------
    findOcurrences = pyqtSignal(str)
    updateFileMetadata = pyqtSignal()#-----------
    editorKeyPressEvent = pyqtSignal('QEvent*')
    locateFunction = pyqtSignal(str, str, bool)
    updateLocator = pyqtSignal(str)
    beforeFileSaved = pyqtSignal(str)
    fileSaved = pyqtSignal(str)
    openPreferences = pyqtSignal()
    openProject = pyqtSignal(str)#-----------
    dontOpenStartPage = pyqtSignal()#-----------
    closeDialog = pyqtSignal('QObject*')
    allTabsClosed = pyqtSignal()
    splitEditor = pyqtSignal('QWidget*', 'QWidget*', bool)
    closeSplit = pyqtSignal(QWidget)
    toRemovePreview = pyqtSignal()

###############################################################################

    def __init__(self, parent=None):
        super(_MainContainer, self).__init__(parent)
        self._parent = parent
        self._vbox = QVBoxLayout(self)
        self._vbox.setContentsMargins(0, 0, 0, 0)
        self._vbox.setSpacing(0)
        self.stack = QStackedLayout()
        self.stack.setStackingMode(QStackedLayout.StackAll)
        self._vbox.addLayout(self.stack)

        self.splitter = dynamic_splitter.DynamicSplitter()
        self.setAcceptDrops(True)
        # self._files_handler = files_handler.FilesHandler(self)
        self._add_file_folder = add_file_folder.AddFileFolderWidget(self)

        self.tdir = None

        #documentation browser
        self.docPage = None
        #Code Navigation
        self._locator = locator.GoToDefinition()
        self.__codeBack = []
        self.__codeForward = []
        self.__bookmarksFile = ''
        self.__bookmarksPos = -1
        self.__breakpointsFile = ''
        self.__breakpointsPos = -1
        self.__operations = {
            0: self._navigate_code_jumps,
            1: self._navigate_bookmarks,
            2: self._navigate_breakpoints}

        self.locateFunction.connect(self.locate_function)

        IDE.register_service('main_container', self)

        #Register signals connections
        connections = (
            {'target': 'menu_file',
             'signal_name': 'openFile',#(QString)
             'slot': self.open_file},
            {'target': 'explorer_container',
             'signal_name': 'goToDefinition',#(int)
             'slot': self.editor_go_to_line},
            {'target': 'explorer_container',
             'signal_name': 'pep8Activated',#(bool)
             'slot': self.reset_pep8_warnings},
            {'target': 'explorer_container',
             'signal_name': 'lintActivated',#(bool)
             'slot': self.reset_lint_warnings},
            )

        IDE.register_signals('main_container', connections)

        self.selector = main_selector.MainSelector(self)
        self._opening_dialog = False
        self.add_widget(self.selector)

        if settings.SHOW_START_PAGE:
            self.show_start_page()

        self.selector.changeCurrent[int].connect(self._change_current_stack)
        self.selector.removeWidget[int].connect(self._remove_item_from_stack)
        self.selector.ready.connect(self._selector_ready)
        self.selector.closePreviewer.connect(self._selector_Close)
        self.selector.animationCompleted.connect(self._selector_animation_completed)

        self.closeDialog.connect(self.remove_widget)
        self.stack.widgetRemoved[int].connect(lambda i:print("widgetRemoved._-", i))

    def install(self):
        ide = IDE.getInstance()
        ide.place_me_on("main_container", self, "central", top=True)

        self.combo_area = combo_editor.ComboEditor(original=True)
        self.combo_area.allFilesClosed.connect(self._files_closed)
        self.splitter.add_widget(self.combo_area)
        self.add_widget(self.splitter)

        self.current_widget = self.combo_area

        ui_tools.install_shortcuts(self, actions.ACTIONS, ide)

    def add_status_bar(self, status):
        self._vbox.addWidget(status)

    @property
    def combo_header_size(self):
        return self.combo_area.bar.height()

    def add_widget(self, widget):
        i = self.stack.addWidget(widget)
        #if not isinstance(widget, start_page.StartPage):
        self.tryMakeImagePreview(i)

    def remove_widget(self, widget):
        #self.toRemovePreview.emit(self.stack.widget(widget))
        self.stack.removeWidget(widget)

    def _close_dialog(self, widget):
        self.closeDialog.emit(widget)
        widget.finished[int].disconnect()#lambda i: self._close_dialog(widget))

    def show_dialog(self, widget):
        print("\n\nshow_dialog", self.isVisible())
        self._opening_dialog = True
        widget.finished[int].connect(lambda i: self._close_dialog(widget))
        widget.setVisible(True)
        self.show_selector()

    def show_selector(self):
        print("\n\nshow_selector::", self.selector, self.stack.currentWidget())
        if self.selector != self.stack.currentWidget():
            _dir = self.Successful_Tmp()
            if not _dir:
                print("failed!")
                return

            # temp_dir = os.path.join(QDir.tempPath(), "ninja-ide")
            # if not os.path.exists(temp_dir):
            #     os.mkdir(temp_dir)
            collected_data = []
            current = self.stack.currentIndex()
            for index in range(self.stack.count()):
                widget = self.stack.widget(index)
                if widget == self.selector:
                    continue
                closable = True
                if widget == self.splitter:
                    closable = False
                # path = os.path.join(temp_dir, "screen%s.png" % index)
                #ff = QFile(_dir, "screen%s.png" % index)
                path = _dir.absolutePath()+"/screen%s.png" % index
                pixmap = widget.grab()#widget.rect())
                pixmap.save(path)
                #path = path.replace("\\", '/')
                #print("path::", path, QFileInfo(path).exists())
                path = "file:///"+path
                if index == current:
                    self.selector.set_preview(index, path)#QUrl(path)
                    collected_data.insert(0, (index, path, closable))
                else:
                    collected_data.append((index, path, closable))
            self.selector.set_model(collected_data)
            print("self.selector.set_model()", collected_data)
            self.stack.setCurrentWidget(self.selector)
        else:
            print("\n\n_selector_Close()")
            self._selector_Close()

    def Successful_Tmp(self):# CheckTmpDir, StateTmpDir
        failed = lambda: not self.tdir or not self.tdir.isValid()
        if failed():# not successfully
            self.tdir = QTemporaryDir()
            if failed():
                QMessageBox.critical(self, "Unexpected Failurer", "The application has detected a problem trying to\nCreate or Access a Temporary File!.")
                return None
            else:
                self.tdir.setAutoRemove(True)

        d = QDir(self.tdir.path())
        if not d.exists("ninja-ide"):
            if not d.mkdir("ninja-ide"):
                self.tdir = None
        d.cd("ninja-ide")
        return d

    def tryMakeImagePreview(self, index):
        return
        d = self.Successful_Tmp()
        if d:
            self.makeImagePreview(d, index)

    def makeImagePreview(self, _dir, index):
        return
        path = _dir.absolutePath()+"/screen%s.png" % index
        widget = self.stack.widget(index)
        pixmap = widget.grab()#widget.rect()
        pixmap.save(path)

    def _selector_ready(self):
        self.stack.setCurrentWidget(self.selector)
        self.selector.GoTo_GridPreviews()

    def _selector_Close(self):
        self.stack.setCurrentWidget(self.splitter)

    def _selector_animation_completed(self):
        if self._opening_dialog:
            # We choose the last one with -2, -1 (for last one) +
            # -1 for the hidden selector widget which is in the stacked too.
            self.selector.open_item(self.stack.count() - 2)
        self._opening_dialog = False

    def _change_current_stack(self, index):
        self.stack.setCurrentIndex(index)

    def _remove_item_from_stack(self, index):
        #self.toRemovePreview.emit(index)
        widget = self.stack.takeAt(index)
        del widget

    def show_editor_area(self):
        self.stack.setCurrentWidget(self.splitter)

    def _files_closed(self):
        if settings.SHOW_START_PAGE:
            self.show_start_page()

    def change_visibility(self):
        """Show/Hide the Main Container area."""
        print("change_visibility11")
        if self.isVisible():
            self.hide()
        else:
            self.show()

    def expand_symbol_combo(self):
        self.stack.setCurrentWidget(self.splitter)
        self.current_widget.show_combo_symbol()

    def expand_file_combo(self):
        print("expand_file_combo")
        self.stack.setCurrentWidget(self.splitter)
        self.current_widget.show_combo_file()

    def locate_function(self, function, filePath, isVariable):
        """Move the cursor to the proper position in the navigate stack."""
        editorWidget = self.get_current_editor()
        if editorWidget:
            self.__codeBack.append((editorWidget.file_path,
                                   editorWidget.getCursorPosition()))
            self.__codeForward = []
        self._locator.navigate_to(function, filePath, isVariable)

    def run_file(self, path):
        self.runFile.emit(path)

    def _add_to_project(self, path):
        self.addToProject.emit(path)

    def _show_file_in_explorer(self, path):
        self.showFileInExplorer.emit(path)

    def paste_history(self):
        """Paste the text from the copy/paste history."""
        editorWidget = self.get_current_editor()
        if editorWidget and editorWidget.hasFocus():
            line, index = editorWidget.getCursorPosition()
            central = IDE.get_service('central_container')
            if central:
                editorWidget.insertAt(central.get_paste(), line, index)

    def copy_history(self):
        """Copy the selected text into the copy/paste history."""
        editorWidget = self.get_current_editor()
        if editorWidget and editorWidget.hasFocus():
            copy = editorWidget.selectedText()
            central = IDE.get_service('central_container')
            if central:
                central.add_copy(copy)

    def import_from_everywhere(self):
        """Insert an import line from any place in the editor."""
        editorWidget = self.get_current_editor()
        if editorWidget:
            dialog = from_import_dialog.FromImportDialog(editorWidget, self)
            dialog.show()

    def add_back_item_navigation(self):
        """Add an item to the back stack and reset the forward stack."""
        editorWidget = self.get_current_editor()
        if editorWidget:
            self.__codeBack.append((editorWidget.file_path,
                                   editorWidget.getCursorPosition()))
            self.__codeForward = []

    def preview_in_browser(self):
        """Load the current html file in the default browser."""
        editorWidget = self.get_current_editor()
        if editorWidget:
            if not editorWidget.file_path:
                self.save_file()
            ext = file_manager.get_file_extension(editorWidget.file_path)
            if ext in ('html', 'shpaml', 'handlebars', 'tpl'):
                webbrowser.open_new_tab(editorWidget.file_path)

    def add_bookmark_breakpoint(self):
        """Add a bookmark or breakpoint to the current file in the editor."""
        editorWidget = self.get_current_editor()
        if editorWidget and editorWidget.hasFocus():
            if self.current_widget.bar.code_navigator.operation == 1:
                editorWidget.handle_bookmarks_breakpoints(
                    editorWidget.getCursorPosition()[0], Qt.ControlModifier)
            elif self.current_widget.bar.code_navigator.operation == 2:
                editorWidget.handle_bookmarks_breakpoints(
                    editorWidget.getCursorPosition()[0], Qt.NoModifier)

    def __navigate_with_keyboard(self, val):
        """Navigate between the positions in the jump history stack."""
        op = self.current_widget.bar.code_navigator.operation
        self.navigate_code_history(val, op)

    def navigate_code_history(self, val, op):
        """Navigate the code history."""
        self.__operations[op](val)

    def _navigate_code_jumps(self, val):
        """Navigate between the jump points."""
        node = None
        if not val and self.__codeBack:
            node = self.__codeBack.pop()
            editorWidget = self.get_current_editor()
            if editorWidget:
                self.__codeForward.append((editorWidget.file_path,
                                          editorWidget.getCursorPosition()))
        elif val and self.__codeForward:
            node = self.__codeForward.pop()
            editorWidget = self.get_current_editor()
            if editorWidget:
                self.__codeBack.append((editorWidget.file_path,
                                       editorWidget.getCursorPosition()))
        if node:
            filename = node[0]
            line, col = node[1]
            self.open_file(filename, line, col)

    def _navigate_breakpoints(self, val):
        """Navigate between the breakpoints."""
        #FIXME: put navigate breakpoints and bookmarks as one method.
        breakList = list(settings.BREAKPOINTS.keys())
        breakList.sort()
        if not breakList:
            return
        if self.__breakpointsFile not in breakList:
            self.__breakpointsFile = breakList[0]
        index = breakList.index(self.__breakpointsFile)
        breaks = settings.BREAKPOINTS.get(self.__breakpointsFile, [])
        lineNumber = 0
        #val == True: forward
        if val:
            if (len(breaks) - 1) > self.__breakpointsPos:
                self.__breakpointsPos += 1
                lineNumber = breaks[self.__breakpointsPos]
            elif len(breaks) > 0:
                if index < (len(breakList) - 1):
                    self.__breakpointsFile = breakList[index + 1]
                else:
                    self.__breakpointsFile = breakList[0]
                self.__breakpointsPos = 0
                lineNumber = settings.BREAKPOINTS[self.__breakpointsFile][0]
        else:
            if self.__breakpointsPos > 0:
                self.__breakpointsPos -= 1
                lineNumber = breaks[self.__breakpointsPos]
            elif len(breaks) > 0:
                self.__breakpointsFile = breakList[index - 1]
                breaks = settings.BREAKPOINTS[self.__breakpointsFile]
                self.__breakpointsPos = len(breaks) - 1
                lineNumber = breaks[self.__breakpointsPos]
        if file_manager.file_exists(self.__breakpointsFile):
            self.open_file(self.__breakpointsFile, lineNumber, None, True)
        else:
            settings.BREAKPOINTS.pop(self.__breakpointsFile)
            if settings.BREAKPOINTS:
                self._navigate_breakpoints(val)

    def _navigate_bookmarks(self, val):
        """Navigate between the bookmarks."""
        bookList = list(settings.BOOKMARKS.keys())
        bookList.sort()
        if not bookList:
            return
        if self.__bookmarksFile not in bookList:
            self.__bookmarksFile = bookList[0]
        index = bookList.index(self.__bookmarksFile)
        bookms = settings.BOOKMARKS.get(self.__bookmarksFile, [])
        lineNumber = 0
        #val == True: forward
        if val:
            if (len(bookms) - 1) > self.__bookmarksPos:
                self.__bookmarksPos += 1
                lineNumber = bookms[self.__bookmarksPos]
            elif len(bookms) > 0:
                if index < (len(bookList) - 1):
                    self.__bookmarksFile = bookList[index + 1]
                else:
                    self.__bookmarksFile = bookList[0]
                self.__bookmarksPos = 0
                lineNumber = settings.BOOKMARKS[self.__bookmarksFile][0]
        else:
            if self.__bookmarksPos > 0:
                self.__bookmarksPos -= 1
                lineNumber = bookms[self.__bookmarksPos]
            elif len(bookms) > 0:
                self.__bookmarksFile = bookList[index - 1]
                bookms = settings.BOOKMARKS[self.__bookmarksFile]
                self.__bookmarksPos = len(bookms) - 1
                lineNumber = bookms[self.__bookmarksPos]
        if file_manager.file_exists(self.__bookmarksFile):
            self.open_file(self.__bookmarksFile,
                           lineNumber, None, True)
        else:
            settings.BOOKMARKS.pop(self.__bookmarksFile)
            if settings.BOOKMARKS:
                self._navigate_bookmarks(val)

    def count_file_code_lines(self):
        """Count the lines of code in the current file."""
        editorWidget = self.get_current_editor()
        if editorWidget:
            block_count = editorWidget.lines()
            blanks = re.findall('(^\n)|(^(\s+)?#)|(^( +)?($|\n))',
                                editorWidget.text(), re.M)
            blanks_count = len(blanks)
            resume = self.tr("Lines code: %s\n") % (block_count - blanks_count)
            resume += (self.tr("Blanks and commented lines: %s\n\n") %
                       blanks_count)
            resume += self.tr("Total lines: %s") % block_count
            msgBox = QMessageBox(QMessageBox.Information,
                                 self.tr("Summary of lines"), resume,
                                 QMessageBox.Ok, editorWidget)
            msgBox.exec_()

    def editor_cut(self):
        editorWidget = self.get_current_editor()
        if editorWidget:
            editorWidget.cut()

    def editor_copy(self):
        editorWidget = self.get_current_editor()
        if editorWidget:
            editorWidget.copy()

    def editor_paste(self):
        editorWidget = self.get_current_editor()
        if editorWidget:
            editorWidget.paste()

    def editor_upper(self):
        editorWidget = self.get_current_editor()
        if editorWidget:
            editorWidget.to_upper()

    def editor_lower(self):
        editorWidget = self.get_current_editor()
        if editorWidget:
            editorWidget.to_lower()

    def editor_title(self):
        editorWidget = self.get_current_editor()
        if editorWidget:
            editorWidget.to_title()

    def editor_go_to_definition(self):
        """Search the definition of the method or variable under the cursor.

        If more than one method or variable is found with the same name,
        shows a table with the results and let the user decide where to go."""
        editorWidget = self.get_current_editor()
        if editorWidget and editorWidget.hasFocus():
            editorWidget.go_to_definition()

    def editor_redo(self):
        """Execute the redo action in the current editor."""
        editorWidget = self.get_current_editor()
        if editorWidget and editorWidget.hasFocus():
            editorWidget.redo()

    def editor_undo(self):
        editorWidget = self.get_current_editor()
        if editorWidget and editorWidget.hasFocus():
            editorWidget.undo()

    def editor_indent_less(self):
        """Indent 1 position to the left for the current line or selection."""
        editorWidget = self.get_current_editor()
        if editorWidget and editorWidget.hasFocus():
            editorWidget.indent_less()

    def editor_indent_more(self):
        """Indent 1 position to the right for the current line or selection."""
        editorWidget = self.get_current_editor()
        if editorWidget and editorWidget.hasFocus():
            editorWidget.indent_more()

    def editor_insert_debugging_prints(self):
        """Insert a print statement in each selected line."""
        editorWidget = self.get_current_editor()
        if editorWidget:
            helpers.insert_debugging_prints(editorWidget)

    def editor_insert_pdb(self):
        """Insert a pdb.set_trace() statement in tjhe current line."""
        editorWidget = self.get_current_editor()
        if editorWidget:
            helpers.insert_pdb(editorWidget)

    def editor_comment(self):
        """Mark the current line or selection as a comment."""
        editorWidget = self.get_current_editor()
        if editorWidget and editorWidget.hasFocus():
            helpers.comment(editorWidget)

    def editor_uncomment(self):
        """Uncomment the current line or selection."""
        editorWidget = self.get_current_editor()
        if editorWidget and editorWidget.hasFocus():
            helpers.uncomment(editorWidget)

    def editor_insert_horizontal_line(self):
        """Insert an horizontal lines of comment symbols."""
        editorWidget = self.get_current_editor()
        if editorWidget and editorWidget.hasFocus():
            helpers.insert_horizontal_line(editorWidget)

    def editor_insert_title_comment(self):
        """Insert a Title surrounded by comment symbols."""
        editorWidget = self.get_current_editor()
        if editorWidget and editorWidget.hasFocus():
            helpers.insert_title_comment(editorWidget)

    def editor_remove_trailing_spaces(self):
        """Remove the trailing spaces in the current editor."""
        editorWidget = self.get_current_editor()
        if editorWidget:
            helpers.remove_trailing_spaces(editorWidget)

    def editor_replace_tabs_with_spaces(self):
        """Replace the Tabs with Spaces in the current editor."""
        editorWidget = self.get_current_editor()
        if editorWidget:
            helpers.replace_tabs_with_spaces(editorWidget)

    def editor_move_up(self):
        """Move the current line or selection one position up."""
        editorWidget = self.get_current_editor()
        if editorWidget and editorWidget.hasFocus():
            helpers.move_up(editorWidget)

    def editor_move_down(self):
        """Move the current line or selection one position down."""
        editorWidget = self.get_current_editor()
        if editorWidget and editorWidget.hasFocus():
            helpers.move_down(editorWidget)

    def editor_remove_line(self):
        """Remove the current line or selection."""
        editorWidget = self.get_current_editor()
        if editorWidget and editorWidget.hasFocus():
            helpers.remove_line(editorWidget)

    def editor_duplicate(self):
        """Duplicate the current line or selection."""
        editorWidget = self.get_current_editor()
        if editorWidget and editorWidget.hasFocus():
            helpers.duplicate(editorWidget)

    def editor_highlight_word(self):
        """Highlight the occurrences of the current word in the editor."""
        editorWidget = self.get_current_editor()
        if editorWidget and editorWidget.hasFocus():
            editorWidget.highlight_selected_word()

    def editor_complete_declaration(self):
        """Do the opposite action that Complete Declaration expect."""
        editorWidget = self.get_current_editor()
        if editorWidget and editorWidget.hasFocus():
            editorWidget.complete_declaration()

    def editor_go_to_line(self, line, select=False):#def editor_go_to_line(self, line):
        """Jump to the specified line in the current editor."""
        editorWidget = self.get_current_editor()
        print("\nluego en segundo lugar por aca")
        if editorWidget:
            editorWidget.jump_to_line(line)#select

    def editor_go_to_symbol_line(self, line, sym= "", select=False):
        """Jump to the specified line in the current editor."""
        editorWidget = self.get_current_editor()
        print("\nluego en segundo lugar por aca")
        if editorWidget:
            editorWidget.go_to_symbol(line, sym, select)#select

    def zoom_in_editor(self):
        """Increase the font size in the current editor."""
        editorWidget = self.get_current_editor()
        if editorWidget:
            editorWidget.zoom_in()

    def zoom_out_editor(self):
        """Decrease the font size in the current editor."""
        editorWidget = self.get_current_editor()
        if editorWidget:
            editorWidget.zoom_out()

    def recent_files_changed(self):
        self.recentTabsModified.emit()

    def dragEnterEvent(self, event):
        if event.mimeData().hasUrls():
            event.accept()
        else:
            event.ignore()

    def dropEvent(self, event):
        # file_path = event.mimeData().urls()[0].toLocalFile()
        # paths = [item.toLocalFile() for item in event.mimeData().urls()]
        self.open_files_fromUrlList(event.mimeData().urls())
        # print("\n\n dropEvent", paths)
        # self.open_file(file_path)

    def setFocus(self):
        widget = self.get_current_widget()
        if widget:
            widget.setFocus()

    def current_editor_changed(self, filename):
        """Notify the new filename of the current editor."""
        if filename is None:
            filename = translations.TR_NEW_DOCUMENT
        self.currentEditorChanged.emit(filename)

    def show_split(self, orientation_vertical=False):
        #IDE.select_current(self.current_widget.currentWidget())
        self.current_widget.split_editor(orientation_vertical)

    def add_editor(self, fileName=None, ignore_checkers=False):
        print("filename::", fileName)
        ninjaide = IDE.getInstance()
        editable = ninjaide.get_or_create_editable(fileName)
        if editable.editor:
            self.current_widget.set_current(editable)
            print("\n\nreturn")
            return self.current_widget.currentWidget()
        else:
            editable.ignore_checkers = ignore_checkers

        editorWidget = self.create_editor_from_editable(editable)

        #add the tab
        keep_index = (self.splitter.count() > 1 and
                      self.combo_area.stacked.count() > 0)
        self.combo_area.add_editor(editable, keep_index)

        #emit a signal about the file open
        self.fileOpened.emit(fileName)
        if keep_index:
            self.current_widget.set_current(editable)

        self.stack.setCurrentWidget(self.splitter)
        return editorWidget

    def create_editor_from_editable(self, editable):
        editorWidget = editor.create_editor(editable)

        #Connect signals
        editable.fileSaved.connect(self._editor_tab_was_saved)
        editorWidget.openDropFile.connect(self.open_file)
        editorWidget.addBackItemNavigation.connect(self.add_back_item_navigation)
        editorWidget.locateFunction.connect(self._editor_locate_function)
        editorWidget.findOcurrences.connect(self._find_occurrences)
        #keyPressEventSignal for plugins
        editorWidget.keyPressSignal.connect(self._editor_keyPressEvent)

        return editorWidget

    def reset_pep8_warnings(self, value):
        pass
        #FIXME: check how we handle this
        #for i in range(self._tabMain.count()):
            #widget = self._tabMain.widget(i)
            #if type(widget) is editor.Editor:
                #if value:
                    #widget.syncDocErrorsSignal = True
                    #widget.pep8.check_style()
                #else:
                    #widget.hide_pep8_errors()

    def reset_lint_warnings(self, value):
        pass
        #FIXME: check how we handle this
        #for i in range(self._tabMain.count()):
            #widget = self._tabMain.widget(i)
            #if type(widget) is editor.Editor:
                #if value:
                    #widget.syncDocErrorsSignal = True
                    #widget.errors.check_errors()
                #else:
                    #widget.hide_lint_errors()

    def _find_occurrences(self, word):
        self.findOcurrences.emit(word)

    def _editor_keyPressEvent(self, event):
        self.editorKeyPressEvent.emit(event)

    def _editor_locate_function(self, function, filePath, isVariable):
        self.locateFunction.emit(function, filePath, isVariable)

    def _editor_tab_was_saved(self, editable=None):
        self.updateLocator.emit(editable.file_path)

    def get_current_widget(self):
        return self.current_widget.currentWidget()

    def get_current_editor(self):
        """Return the Actual Editor or None

        Return an instance of Editor if the Current Tab contains
        an Editor or None if it is not an instance of Editor"""
        widget = self.current_widget.currentWidget()
        if isinstance(widget, editor.Editor):
            return widget
        return None

    def reload_file(self, editorWidget=None):
        if editorWidget is None:
            editorWidget = self.get_current_editor()
            if editorWidget is not None:
                editorWidget.neditable.reload_file()

    def add_tab(self, widget, tabName, tabIndex=None):
        pass
        #return self.tabs.add_tab(widget, tabName, index=tabIndex)

    def open_image(self, fileName):
        try:
            if not self.is_open(fileName):
                viewer = image_viewer.ImageViewer(fileName)
                self.add_tab(viewer, file_manager.get_basename(fileName))
                viewer.ID = fileName
            else:
                self.move_to_open(fileName)
        except Exception as reason:
            logger.error('open_image: %s', reason)
            QMessageBox.information(self, self.tr("Incorrect File"),
                                    self.tr("The image couldn\'t be open"))

    def open_files_fromList(self, lst):
        for f in lst:
            self.open_file(f)

    def open_files_fromUrlList(self, lst):
        for f in lst:
            self.open_file(f.toLocalFile())

    def open_file(self, filename='', line=-1, col=0, ignore_checkers=False):
        logger.debug("will try to open %s" % filename)
        if not filename:
            logger.debug("has nofilename")
            if settings.WORKSPACE:
                directory = settings.WORKSPACE
            else:
                directory = os.path.expanduser("~")
                editorWidget = self.get_current_editor()
                ninjaide = IDE.getInstance()
                if ninjaide:
                    current_project = ninjaide.get_current_project()
                    if current_project is not None:
                        directory = current_project
                    elif editorWidget is not None and editorWidget.file_path:
                        directory = file_manager.get_folder(
                            editorWidget.file_path)
            extensions = ';;'.join(
                ['{}(*{})'.format(e.upper()[1:], e)
                 for e in settings.SUPPORTED_EXTENSIONS + ['.*', '']])
            fileNames = QFileDialog.getOpenFileNames(self,
                             self.tr("Open File"), directory, extensions)[0]#list()
        else:
            logger.debug("has filename")
            fileNames = [filename]
        if not fileNames:
            return

        print("\n\nopen_file")
        othersFileNames = []
        image_extensions = ('bmp', 'gif', 'jpeg', 'jpg', 'png')
        for filename in fileNames:
            print("nombre", filename)
            if QFileInfo(filename).isDir():
                othersFileNames.extend( QFileDialog.getOpenFileNames(None,
                    "Select files", filename, "Files (*.*)")[0] )
            elif file_manager.get_file_extension(filename) in image_extensions:
                logger.debug("will open as image")
                self.open_image(filename)
            elif file_manager.get_file_extension(filename).endswith('ui'):
                logger.debug("will load in ui editor")
                self.w = uic.loadUi(filename)
                self.w.show()
            else:
                logger.debug("will try to open: " + filename)
                self.__open_file(filename, line, col,
                                 ignore_checkers)

        for filename in othersFileNames:
            print("nombre", filename)
            if QFileInfo(filename).isDir():
                continue
            elif file_manager.get_file_extension(filename) in image_extensions:
                logger.debug("will open as image")
                self.open_image(filename)
            elif file_manager.get_file_extension(filename).endswith('ui'):
                logger.debug("will load in ui editor")
                self.w = uic.loadUi(filename)
                self.w.show()
            else:
                logger.debug("will try to open: " + filename)
                self.__open_file(filename, line, col,
                                 ignore_checkers)



    def __open_file(self, fileName='', line=-1, col=0, ignore_checkers=False):
        print("unio", fileName)
        try:
            editorWidget = self.add_editor(fileName,
                                           ignore_checkers=ignore_checkers)
            if line != -1:
                editorWidget.set_cursor_position(line, col)
            self.currentEditorChanged.emit(fileName)
        except file_manager.NinjaIOException as reason:
            QMessageBox.information(self,
                                    self.tr("The file couldn't be open"),
                                    str(reason))

    def is_open(self, filename):
        pass
        #return self.tabs.is_open(filename) != -1

    def move_to_open(self, filename):
        pass
        #FIXME: add in the current split?
        #if self.tabs.is_open(filename) != -1:
            #self.tabs.move_to_open(filename)
        #self.tabs.currentWidget().setFocus()
        #self.emit(SIGNAL("currentEditorChanged(QString)"), filename)

    def get_widget_for_id(self, filename):
        pass
        #widget = None
        #index = self.tabs.is_open(filename)
        #if index != -1:
            #widget = self.tabs.widget(index)
        #return widget

    def change_open_tab_id(self, idname, newId):
        """Search for the Tab with idname, and set the newId to that Tab."""
        pass
        #index = self.tabs.is_open(idname)
        #if index != -1:
            #widget = self.tabs.widget(index)
            #tabName = file_manager.get_basename(newId)
            #self.tabs.change_open_tab_name(index, tabName)
            #widget.ID = newId

    def close_deleted_file(self, idname):
        """Search for the Tab with id, and ask the user if should be closed."""
        pass
        #index = self.tabs.is_open(idname)
        #if index != -1:
            #result = QMessageBox.question(self, self.tr("Close Deleted File"),
                #self.tr("Are you sure you want to close the deleted file?\n"
                        #"The content will be completely deleted."),
                #buttons=QMessageBox.Yes | QMessageBox.No)
            #if result == QMessageBox.Yes:
                #self.tabs.removeTab(index)

    def save_file(self, editorWidget=None):
        #FIXME: check how we handle this
        if not editorWidget:
            editorWidget = self.get_current_editor()
        if not editorWidget:
            return False
        try:
            #editorWidget.just_saved = True
            if (editorWidget.nfile.is_new_file or
                    not editorWidget.nfile.has_write_permission()):
                return self.save_file_as()

            self.beforeFileSaved.emit(editorWidget.file_path)
            if settings.REMOVE_TRAILING_SPACES:
                helpers.remove_trailing_spaces(editorWidget)
            editorWidget.neditable.save_content()
            #file_manager.store_file_content(
                #fileName, content, addExtension=False)
            encoding = file_manager.get_file_encoding(editorWidget.text())
            editorWidget.encoding = encoding
            self.fileSaved.emit((self.tr("File Saved: %s") % editorWidget.file_path))
            return True
        except Exception as reason:
            logger.error('save_file: %s', reason)
            QMessageBox.information(self, self.tr("Save Error"),
                                    self.tr("The file couldn't be saved!"))
        return False

    def save_file_as(self):
        editorWidget = self.get_current_editor()
        if not editorWidget:
            return False
        try:
            filters = '(*.py);;(*.*)'
            if editorWidget.file_path:
                ext = file_manager.get_file_extension(editorWidget.file_path)
                if ext != 'py':
                    filters = '(*.%s);;(*.py);;(*.*)' % ext
            save_folder = self._get_save_folder(editorWidget.file_path)
            fileName = QFileDialog.getSaveFileName(
                self._parent, self.tr("Save File"), save_folder, filters)
            if not fileName:
                return False

            if settings.REMOVE_TRAILING_SPACES:
                helpers.remove_trailing_spaces(editorWidget)

            editorWidget.neditable.save_content(path=fileName)
            editorWidget.register_syntax(
                file_manager.get_file_extension(fileName))

            self.fileSaved.emit((self.tr("File Saved: %s") % fileName))
            self.currentEditorChanged.emit(fileName)
            return True
        except file_manager.NinjaFileExistsException as ex:
            QMessageBox.information(self, self.tr("File Already Exists"),
                                    (self.tr("Invalid Path: the file '%s' "
                                             " already exists.") %
                                    ex.filename))
        except Exception as reason:
            logger.error('save_file_as: %s', reason)
            QMessageBox.information(self, self.tr("Save Error"),
                                    self.tr("The file couldn't be saved!"))
        return False

    def _get_save_folder(self, fileName):
        """
        Returns the root directory of the 'Main Project' or the home folder
        """
        ninjaide = IDE.getInstance()
        current_project = ninjaide.get_current_project()
        if current_project:
            return current_project.path
        return os.path.expanduser("~")

    def save_project(self, projectFolder):
        pass
        #FIXME: check how we handle this
        #for i in range(self._tabMain.count()):
            #editorWidget = self._tabMain.widget(i)
            #if type(editorWidget) is editor.Editor and \
            #file_manager.belongs_to_folder(projectFolder,
                    #editorWidget.file_path):
                #reloaded = self._tabMain.check_for_external_modifications(
                    #editorWidget)
                #if not reloaded:
                    #self.save_file(editorWidget)
        #for i in range(self.tabsecondary.count()):
            #editorWidget = self.tabsecondary.widget(i)
            #if type(editorWidget) is editor.Editor and \
            #file_manager.belongs_to_folder(projectFolder,
                    #editorWidget.file_path):
                #reloaded = self.tabsecondary.check_for_external_modifications(
                    #editorWidget)
                #if not reloaded:
                    #self.save_file(editorWidget)

    def save_all(self):
        pass
        #FIXME: check how we handle this
        #for i in range(self._tabMain.count()):
            #editorWidget = self._tabMain.widget(i)
            #if type(editorWidget) is editor.Editor:
                #reloaded = self._tabMain.check_for_external_modifications(
                    #editorWidget)
                #if not reloaded:
                    #self.save_file(editorWidget)
        #for i in range(self.tabsecondary.count()):
            #editorWidget = self.tabsecondary.widget(i)
            #self.tabsecondary.check_for_external_modifications(editorWidget)
            #if type(editorWidget) is editor.Editor:
                #reloaded = self.tabsecondary.check_for_external_modifications(
                    #editorWidget)
                #if not reloaded:
                    #self.save_file(editorWidget)

    def call_editors_function(self, call_function, *arguments):
        pass
        #args = arguments[0]
        #kwargs = arguments[1]
        #for i in range(self.tabs.count()):
            #editorWidget = self.tabs.widget(i)
            #if isinstance(editorWidget, editor.Editor):
                #function = getattr(editorWidget, call_function)
                #function(*args, **kwargs)
        #TODO: add other splits

    def show_start_page(self):
        start = self.stack.widget(0)
        if isinstance(start, start_page.StartPage):
            self.stack.setCurrentIndex(0)
        else:
            startPage = start_page.StartPage(parent=self)
            startPage.openProject.connect(self.open_project)
            startPage.openPreferences.connect(self.openPreferences.emit)
            startPage.newFile.connect(self.add_editor)
            startPage.openFiles.connect(self.open_files_fromList)
            self.stack.insertWidget(0, startPage)
            self.stack.setCurrentIndex(0)

            self.tryMakeImagePreview(0)
            #"screen0.png"

    def show_python_doc(self):
        if sys.platform == 'win32':
            self.docPage = browser_widget.BrowserWidget(
                'http://docs.python.org/')
        else:
            process = runner.start_pydoc()
            self.docPage = browser_widget.BrowserWidget(process[1], process[0])
        self.add_tab(self.docPage, translations.TR_PYTHON_DOC)

    def show_report_bugs(self):
        webbrowser.open(resources.BUGS_PAGE)

    def show_plugins_doc(self):
        bugsPage = browser_widget.BrowserWidget(resources.PLUGINS_DOC, self)
        self.add_tab(bugsPage, translations.TR_HOW_TO_WRITE_PLUGINS)

    def editor_jump_to_line(self, lineno=None):
        """Jump to line *lineno* if it is not None
        otherwise ask to the user the line number to jump
        """
        editorWidget = self.get_current_editor()
        if editorWidget:
            editorWidget.jump_to_line(lineno=lineno)

    def get_opened_documents(self):
        #return self.tabs.get_documents_data()
        return []

    def check_for_unsaved_files(self):
        pass
        #return self.tabs._check_unsaved_tabs()

    def get_unsaved_files(self):
        pass
        #return self.tabs.get_unsaved_files()

    def reset_editor_flags(self):
        pass
        #for i in range(self.tabs.count()):
            #widget = self.tabs.widget(i)
            #if isinstance(widget, editor.Editor):
                #widget.set_flags()

    def _specify_syntax(self, widget, syntaxLang):
        if isinstance(widget, editor.Editor):
            widget.restyle(syntaxLang)

    def apply_editor_theme(self, family, size):
        pass
        #for i in range(self.tabs.count()):
            #widget = self.tabs.widget(i)
            #if isinstance(widget, editor.Editor):
                #widget.restyle()
                #widget.set_font(family, size)

    def update_editor_margin_line(self):
        pass
        #for i in range(self.tabs.count()):
            #widget = self.tabs.widget(i)
            #if isinstance(widget, editor.Editor):
                #widget._update_margin_line()

    def open_project(self, path):
        print("open_project")
        self.openProject.emit(path)

    def close_python_doc(self):
        pass
        #close the python document server (if running)
        #if self.docPage:
            #index = self.tabs.indexOf(self.docPage)
            #self.tabs.removeTab(index)
            ##assign None to the browser
            #self.docPage = None

    def close_file(self):
        """Close the current tab in the current TabWidget."""
        self.current_widget.close_current_file()

    def create_file(self, base_path, project_path):
        self._add_file_folder.create_file(base_path, project_path)

    def create_folder(self, base_path, project_path):
        self._add_file_folder.create_folder(base_path, project_path)

    def change_tab(self):
        """Change the tab in the current TabWidget."""
        print("\nchange_tab")
        self.stack.setCurrentWidget(self.splitter)
        # self._files_handler.next_item()
        pass

    def change_tab_reverse(self):
        """Change the tab in the current TabWidget backwards."""
        print("\nchange_tab_reverse")
        self.stack.setCurrentWidget(self.splitter)
        # self._files_handler.previous_item()

    def toggle_tabs_and_spaces(self):
        """ Toggle Show/Hide Tabs and Spaces """

        settings.SHOW_TABS_AND_SPACES = not settings.SHOW_TABS_AND_SPACES
        qsettings = IDE.ninja_settings()
        qsettings.setValue('preferences/editor/showTabsAndSpaces',
                           settings.SHOW_TABS_AND_SPACES)

    def show_navigation_buttons(self):
        """Show Navigation menu."""
        self.stack.setCurrentWidget(self.splitter)
        self.combo_area.show_menu_navigation()

    def change_split_focus(self):
        pass
        #FIXME: check how we handle this
        #if self.actualTab == self._tabMain and self.tabsecondary.isVisible():
            #self.actualTab = self.tabsecondary
        #else:
            #self.actualTab = self._tabMain
        #widget = self.actualTab.currentWidget()
        #if widget is not None:
            #widget.setFocus()

    def shortcut_index(self, index):
        pass
        #self.tabs.setCurrentIndex(index)

    def print_file(self):
        """Call the print of ui_tool

        Call print of ui_tool depending on the focus of the application"""
        #TODO: Add funtionality for proyect tab and methods tab
        editorWidget = self.get_current_editor()
        if editorWidget is not None:
            fileName = "newDocument.pdf"
            if editorWidget.file_path:
                fileName = file_manager.get_basename(
                    editorWidget.file_path)
                fileName = fileName[:fileName.rfind('.')] + '.pdf'
            ui_tools.print_file(fileName, editorWidget.print_)

    def split_assistance(self):
        dialog = split_orientation.SplitOrientation(self)
        dialog.show()

    def close_split(self):
        if self.current_widget != self.combo_area:
            self.current_widget.bar.close_split()

    def split_vertically(self):
        self.show_split(False)

    def split_horizontally(self):
        self.show_split(True)

    def navigate_back(self):
        self.__navigate_with_keyboard(False)

    def navigate_forward(self):
        self.__navigate_with_keyboard(True)
Beispiel #5
0
class _MainContainer(QWidget):

    currentEditorChanged = pyqtSignal("QString")
    fileOpened = pyqtSignal("QString")
    fileSaved = pyqtSignal("QString")

    def __init__(self, parent=None):
        super().__init__(parent)
        self._vbox = QVBoxLayout(self)
        self._vbox.setContentsMargins(0, 0, 0, 0)
        self._vbox.setSpacing(0)
        self.stack = QStackedLayout()
        self.stack.setStackingMode(QStackedLayout.StackAll)
        self._vbox.addLayout(self.stack)
        self.splitter = dynamic_splitter.DynamicSplitter()
        self.setAcceptDrops(True)
        # QML UI
        self._add_file_folder = add_file_folder.AddFileFolderWidget(self)

        if settings.SHOW_START_PAGE:
            self.show_start_page()

        IDE.register_service("main_container", self)
        # Register signals connections
        connections = ({
            "target": "main_container",
            "signal_name": "updateLocator",
            "slot": self._explore_code
        }, {
            "target": "filesystem",
            "signal_name": "projectOpened",
            "slot": self._explore_code
        }, {
            "target": "projects_explore",
            "signal_name": "updateLocator",
            "slot": self._explore_code
        })

        IDE.register_signals("main_container", connections)

        esc_sort = QShortcut(QKeySequence(Qt.Key_Escape), self)
        esc_sort.activated.connect(self._set_focus_to_editor)

    def install(self):
        ninjaide = IDE.get_service("ide")
        ninjaide.place_me_on("main_container", self, "central", top=True)

        self.combo_area = combo_editor.ComboEditor(original=True)
        self.combo_area.allFilesClosed.connect(self._files_closed)
        self.splitter.add_widget(self.combo_area)
        self.add_widget(self.splitter)

        self.current_widget = self.combo_area
        # Code Locator
        self._code_locator = locator_widget.LocatorWidget(ninjaide)

        ui_tools.install_shortcuts(self, actions.ACTIONS, ninjaide)

    def _set_focus_to_editor(self):
        status_bar = IDE.get_service("status_bar")
        tools_doock = IDE.get_service("tools_dock")
        editor_widget = self.get_current_editor()
        if status_bar.isVisible() and tools_doock.isVisible():
            status_bar.hide_status_bar()
        elif tools_doock.isVisible():
            tools_doock._hide()
        elif status_bar.isVisible():
            status_bar.hide_status_bar()
        if editor_widget is not None:
            editor_widget.clear_extra_selections('searchs')

    def split_assistance(self):
        split_widget = split_orientation.SplitOrientation(self)
        split_widget.show()

    def show_split(self, orientation_vertical=False):
        self.current_widget.split_editor(orientation_vertical)

    def show_locator(self):
        """Show the Locator Widget"""

        if not self._code_locator.isVisible():
            self._code_locator.show()

    def _explore_code(self):
        """Update locator metadata for the current projects"""

        self._code_locator.explore_code()

    def current_editor_changed(self, filename):
        """Notify the new filename of the current editor"""

        if filename is None:
            filename = translations.TR_NEW_DOCUMENT
        self.currentEditorChanged.emit(filename)

    def get_current_editor(self):
        current_widget = self.current_widget.currentWidget()
        if isinstance(current_widget, editor.NEditor):
            return current_widget
        return None

    def open_file(self, filename='', line=-1, col=0):
        logger.debug("Will try to open %s" % filename)
        if not filename:
            logger.debug("Has no filename")
            if settings.WORKSPACE:
                directory = settings.WORKSPACE
            else:
                directory = os.path.expanduser("~")
                editor_widget = self.get_current_editor()
                ninjaide = IDE.get_service("ide")
                current_project = ninjaide.get_current_project()
                # TODO: handle current project in NProject
                if current_project is not None:
                    directory = current_project.full_path
                elif editor_widget is not None and editor_widget.file_path:
                    directory = file_manager.get_folder(
                        editor_widget.file_path)
            extensions = ";;".join([
                "{}(*{})".format(e.upper()[1:], e)
                for e in settings.SUPPORTED_EXTENSIONS + [".*", ""]
            ])
            filenames = QFileDialog.getOpenFileNames(
                self,
                "Open File",  # FIXME: translations
                directory,
                extensions)[0]
        else:
            logger.debug("Has filename")
            filenames = [filename]
        if not filenames:
            return
        for filename in filenames:
            logger.debug("Will try to open: %s" % filename)
            self.__open_file(filename, line, col)

    def __open_file(self, filename, line, col):
        try:
            editor_widget = self.add_editor(filename)
            if line != -1:
                editor_widget.go_to_line(line, col)
            self.currentEditorChanged.emit(filename)
        except file_manager.NinjaIOException as reason:
            QMessageBox.information(
                self,
                "The file couldn't be open",  # FIXME: translations
                str(reason))
            logger.error("The file %s couldn't be open" % filename)

    def save_file(self, editor_widget=None):
        if editor_widget is None:
            # This may return None if there is not editor present
            editor_widget = self.get_current_editor()
        if editor_widget is None:
            return False
        # Ok, we have an editor instance
        # Save to file only if editor really was modified
        if editor_widget.is_modified:
            try:
                if editor_widget.nfile.is_new_file or \
                        not editor_widget.nfile.has_write_permission():
                    return self.save_file_as(editor_widget)
                # FIXME: beforeFileSaved.emit
                if settings.REMOVE_TRAILING_SPACES:
                    pass
                # FIXME: new line at end
                # Save content
                editor_widget.neditable.save_content()
                # FIXME: encoding
                # FIXME: translations
                self.fileSaved.emit("File Saved: %s" % editor_widget.file_path)
                return True
            except Exception as reason:
                logger.error("Save file error: %s" % reason)
                QMessageBox.information(self, "Save Error",
                                        "The file could't be saved!")
            return False

    def save_file_as(self, editor_widget=None):
        force = False
        if editor_widget is None:
            # We invoque from menu
            editor_widget = self.get_current_editor()
            if editor_widget is None:
                # We haven't editor in main container
                return False
            force = True
        try:
            filters = "(*.py);;(*.*)"
            if editor_widget.file_path is not None:  # Existing file
                extension = file_manager.get_file_extension(
                    editor_widget.file_path)
                if extension != 'py':
                    filters = "(*.%s);;(*.py);;(*.*)" % extension
            save_folder = self._get_save_folder(editor_widget.file_path)
            filename = QFileDialog.getSaveFileName(self, "Save File",
                                                   save_folder, filters)[0]
            if not filename:
                return False
            # FIXME: remove trailing spaces
            extension = file_manager.get_file_extension(filename)
            if not extension:
                filename = "%s.%s" % (filename, "py")
            editor_widget.neditable.save_content(path=filename, force=force)

            self.fileSaved.emit("File Saved: {}".format(filename))
            self.currentEditorChanged.emit(filename)
            return True
        except file_manager.NinjaFileExistsException as reason:
            QMessageBox.information(
                self, "File Already Exists",
                "Invalid Path: the file '%s' already exists." %
                reason.filename)
        except Exception as reason:
            logger.error("save_file_as: %s", reason)
            QMessageBox.information(self, "Save Error",
                                    "The file couldn't be saved!")
        return False

    def _get_save_folder(self, filename):
        """Returns the root directory of the 'Main Project'
        or the home folder"""

        ninjaide = IDE.get_service("ide")
        current_project = ninjaide.get_current_project()
        if current_project is not None:
            return current_project.path
        return os.path.expanduser("~")

    def close_file(self):
        self.current_widget.close_current_file()

    def add_editor(self, filename=None):
        ninjaide = IDE.get_service("ide")
        editable = ninjaide.get_or_create_editable(filename)
        if editable.editor:
            # If already open
            logger.debug("%s is already open" % filename)
            self.current_widget.set_current(editable)
            return self.current_widget.currentWidget()
        else:
            pass

        editor_widget = self.create_editor_from_editable(editable)
        # editor_widget.set_language()
        # Add the tab
        keep_index = (self.splitter.count() > 1
                      and self.combo_area.stacked.count() > 0)
        self.combo_area.add_editor(editable, keep_index)
        # Emit a signal about the file open
        self.fileOpened.emit(filename)

        if not keep_index:
            self.current_widget.set_current(editable)

        self.stack.setCurrentWidget(self.splitter)
        editor_widget.setFocus()
        return editor_widget

    def create_editor_from_editable(self, editable):
        neditor = editor.create_editor(editable)
        neditor.zoomChanged.connect(self._show_zoom_indicator)
        neditor.destroyed.connect(self.__on_editor_destroyed)
        # editable.fileSaved.connect(self._editor_tab)
        return neditor

    def _show_zoom_indicator(self, zoom):
        neditor = self.get_current_editor()
        indicator.Indicator.show_text(neditor, "Zoom: {} %".format(str(zoom)))

    @pyqtSlot()
    def __on_editor_destroyed(self):
        indicator.Indicator.instance = None

    def add_widget(self, widget):
        self.stack.addWidget(widget)

    def show_start_page(self):
        """Show Start Page widget in main container"""

        startp = self.stack.widget(0)
        if isinstance(startp, start_page.StartPage):
            self.stack.setCurrentIndex(0)
        else:
            startp = start_page.StartPage(parent=self)
            startp.newFile.connect(self.add_editor)
            self.stack.insertWidget(0, startp)
            self.stack.setCurrentIndex(0)

    def _files_closed(self):
        if settings.SHOW_START_PAGE:
            self.show_start_page()

    def add_status_bar(self, status_bar):
        self._vbox.addWidget(status_bar)

    def create_file(self, base_path, project_path):
        self._add_file_folder.create_file(base_path, project_path)

    def create_folder(self, base_path, project_path):
        self._add_file_folder.create_folder(base_path, project_path)

    def zoom_in_editor(self):
        """Increase the font size in the current editor"""

        editor_widget = self.get_current_editor()
        if editor_widget is not None:
            editor_widget.zoom(1.)

    def zoom_out_editor(self):
        """Decrease the font size in the current editor"""

        editor_widget = self.get_current_editor()
        if editor_widget is not None:
            editor_widget.zoom(-1.)

    def reset_zoom_editor(self):
        """Reset the to original font size in the current editor"""

        editor_widget = self.get_current_editor()
        if editor_widget is not None:
            editor_widget.reset_zoom()

    def editor_move_up(self):
        editor_widget = self.get_current_editor()
        if editor_widget is not None:
            editor_widget.move_up_down(up=True)

    def editor_move_down(self):
        editor_widget = self.get_current_editor()
        if editor_widget is not None:
            editor_widget.move_up_down()

    def editor_duplicate_line(self):
        editor_widget = self.get_current_editor()
        if editor_widget is not None:
            editor_widget.duplicate_line()

    def editor_comment(self):
        editor_widget = self.get_current_editor()
        if editor_widget is not None:
            editor_widget.comment()
Beispiel #6
0
    def initUI(self):
        ## Information Labels:
        infoLabel1 = QLabel()  ## NAME
        infoLabel1.setText(con[self.conNum - 1][0][0]["name"].upper())
        infoLabel1.setFont(QFont(fonts[1], rPix(25), weight=75))

        infoLabel2 = QLabel()
        infoLabel2.setText(con[self.conNum - 1][1][0]["name"].upper())
        infoLabel2.setFont(QFont(fonts[1], rPix(25), weight=75))

        infoLabel3 = QLabel()  ## SECTION
        if con[self.conNum - 1][0][1]["section"] == con[self.conNum -
                                                        1][1][1]["section"]:
            infoLabel3.setText(
                str(con[self.conNum - 1][2]["grade"]) + " - " +
                con[self.conNum - 1][0][1]["section"])
        else:
            infoLabel3.setText(
                str(con[self.conNum - 1][2]["grade"]) + " - " +
                con[self.conNum - 1][0][1]["section"] + " & " +
                con[self.conNum - 1][1][1]["section"])
        infoLabel3.setFont(QFont(fonts[0], rPix(15), weight=75))

        infoLabelLayout = [QHBoxLayout(),
                           QHBoxLayout(),
                           QHBoxLayout()
                           ]  ## Centralize Using Horizontal Box Layout
        for i in infoLabelLayout:
            i.setContentsMargins(0, 0, 0, 0)
            i.setSpacing(0)
        infoLabelLayout[0].addStretch()
        infoLabelLayout[0].addWidget(infoLabel1)
        infoLabelLayout[0].addStretch()
        infoLabelLayout[1].addStretch()

        infoLabelLayout[1].addWidget(infoLabel2)
        infoLabelLayout[1].addStretch()

        infoLabelLayout[2].addStretch()
        infoLabelLayout[2].addWidget(infoLabel3)
        infoLabelLayout[2].addStretch()

        ## Information Layout:
        infoLayout = QVBoxLayout()
        infoLayout.setSpacing(10)
        for i in infoLabelLayout:
            infoLayout.addLayout(i)
        ## Information Frame:
        infoFrame = QFrame()
        infoFrame.setFixedSize(rPix(780), rPix(205))
        infoFrame.setObjectName("infoFrame")
        infoFrame.setStyleSheet(
            ".QFrame#infoFrame{border-bottom:2px #A9A9A9;background:" +
            self.ui[(self.conNum - 1) % 4] + ";border-radius : 5px}")
        infoFrame.setLayout(infoLayout)

        ## Score Sheet Webview:
        if "-nosheet" in sys.argv:
            self.sheet = QFrame()
            self.sheet.setFixedSize(rPix(760), rPix(630))
        else:
            self.sheet = QWebView()
            self.sheet.loadFinished.connect(self.pageLoaded)
            _path = QUrl.fromLocalFile(currentDir() + "/resources/sheet.html")
            self.sheet.load(_path)

        ## Navigation Buttons
        resetButton = ImageButton("resources/img/buttons/reset",
                                  rPix(30),
                                  rPix(30),
                                  toggle=False,
                                  tooltip="<b>Reset Scores</b>")

        saveButton = ImageButton("resources/img/buttons/save",
                                 rPix(30),
                                 rPix(30),
                                 toggle=False,
                                 tooltip="<b>Save Scores</b>")

        if "-nosheet" not in sys.argv:
            resetButton.clicked.connect(self.resetScores)
            saveButton.clicked.connect(self.saveScores)

        ## Sheet Navigation Layout:
        sheetNavigationLayout = QHBoxLayout()
        sheetNavigationLayout.addStretch()
        sheetNavigationLayout.addWidget(resetButton)
        sheetNavigationLayout.addWidget(saveButton)

        ## Layout of Sheet Frame:
        sheetLayout = QVBoxLayout()
        sheetLayout.setContentsMargins(rPix(15), rPix(10), rPix(10), rPix(10))
        sheetLayout.setSpacing(rPix(5))
        sheetLayout.addWidget(self.sheet)
        sheetLayout.addLayout(sheetNavigationLayout)

        ## Sheet Frame:
        sheetFrame = QFrame()
        sheetFrame.setFixedSize(rPix(780), rPix(650))
        sheetFrame.setObjectName("sheetFrame")
        sheetFrame.setStyleSheet(
            ".QFrame#sheetFrame{border-bottom:2px #A9A9A9;background:" +
            self.ui[(self.conNum - 1) % 4] + ";border-radius : 5px}")
        sheetFrame.setLayout(sheetLayout)

        ## Left Placeholder Layout:
        leftLayout = QVBoxLayout()
        leftLayout.setContentsMargins(0, 0, 0, 0)
        leftLayout.setSpacing(10)
        leftLayout.addWidget(infoFrame)
        leftLayout.addWidget(sheetFrame)

        ## Previous Image Button:
        prevImage = ImageButton("resources/img/buttons/prevImg",
                                rPix(100),
                                rPix(845),
                                toggle=False,
                                tooltip="<b>Previous Image</b>")
        prevImage.clicked.connect(self.prevImageEvt)

        ## Next Image Button:
        nextImage = ImageButton("resources/img/buttons/nextImg",
                                rPix(100),
                                rPix(845),
                                toggle=False,
                                tooltip="<b>Next Image</b>")
        nextImage.clicked.connect(self.nextImageEvt)
        ##Con Num Label:
        conNumLabel = QLabel(str(self.conNum))
        conNumLabel.setFont(QFont(fonts[0], rPix(30)))

        ##Con Num Layout:
        conNumLabelLayout = QHBoxLayout()
        conNumLabelLayout.setContentsMargins(0, 0, 0, 0)
        conNumLabelLayout.setSpacing(0)
        conNumLabelLayout.addStretch()
        conNumLabelLayout.addWidget(conNumLabel)
        conNumLabelLayout.addStretch()

        ## Label for info
        self.infoconLabel = QLabel("NO IMAGE LOADED")
        self.infoconLabel.setFont(QFont(fonts[1], rPix(10)))

        ##Con Num Layout:
        infoconLabelLayout = QHBoxLayout()
        infoconLabelLayout.setContentsMargins(0, 0, 0, 0)
        infoconLabelLayout.setSpacing(0)
        infoconLabelLayout.addStretch()
        infoconLabelLayout.addWidget(self.infoconLabel)
        infoconLabelLayout.addStretch()

        ##Vertical Layout for conNum and Info
        vertConInfoLayout = QVBoxLayout()
        vertConInfoLayout.setContentsMargins(0, 0, 0, 0)
        vertConInfoLayout.setSpacing(rPix(20))
        vertConInfoLayout.addStretch()
        vertConInfoLayout.addLayout(conNumLabelLayout)
        vertConInfoLayout.addLayout(infoconLabelLayout)
        vertConInfoLayout.addStretch()

        ## Image Info Frame:
        infoFrame = ImageFrame()
        _infoPixmap = QPixmap("resources/img/infoFrame.png")
        infoFrame.setPixmap(
            _infoPixmap.scaled(rPix(560), rPix(120), Qt.KeepAspectRatio))
        infoFrame.setLayout(vertConInfoLayout)

        ## Image Info Filler:
        infoFiller = QLabel()
        infoFiller.setFixedSize(rPix(560), rPix(727))

        ## Image Info Layout:
        infoLayout = QVBoxLayout()
        infoLayout.addWidget(infoFiller)
        infoLayout.addWidget(infoFrame)
        infoLayout.setContentsMargins(0, 0, 0, 0)
        infoLayout.setSpacing(0)

        ## Image Navigation/Info Layout:
        navigLayout = QHBoxLayout()
        navigLayout.addWidget(prevImage)
        navigLayout.addLayout(infoLayout)
        navigLayout.addWidget(nextImage)
        navigLayout.setContentsMargins(0, 0, 0, 0)
        navigLayout.setSpacing(0)

        ## Image Navigation/Info Frame:
        navigFrame = QFrame()
        navigFrame.setObjectName("noframe")
        navigFrame.setStyleSheet(styles["noframe"])
        navigFrame.setLayout(navigLayout)

        ## Image Frame:
        self.imageFrame = ImageFrame(fade=True)
        try:  ##Checks if Pixmap is available, then sets it
            self.imageFrame.setPixmap(self.pixmaps[str(
                self.conNum)][self.imgNum])
            self.infoconLabel.setText(order[self.imgNum])
        except:
            pass
        self.imageFrame.setFixedSize(rPix(760), rPix(845))

        #self.imageFrame.setLayout(navigLayout)
        ## Image Stacked Layout:
        imageStacked = QStackedLayout()
        imageStacked.setStackingMode(QStackedLayout.StackAll)
        imageStacked.setContentsMargins(0, 0, 0, 0)
        imageStacked.setSpacing(0)
        imageStacked.insertWidget(0, self.imageFrame)
        imageStacked.insertWidget(1, navigFrame)

        ## Image Placeholder Layout:
        imagePlaceholderLayout = QHBoxLayout()
        imagePlaceholderLayout.setContentsMargins(rPix(15), rPix(10), rPix(10),
                                                  rPix(10))
        imagePlaceholderLayout.setSpacing(0)
        imagePlaceholderLayout.addLayout(imageStacked)

        ## Image Placeholder Frame
        imagePlaceholderFrame = QFrame()
        imagePlaceholderFrame.setObjectName("imageplaceholder")
        imagePlaceholderFrame.setStyleSheet(
            ".QFrame#imageplaceholder{border-bottom:2px #A9A9A9;background:" +
            self.ui[(self.conNum - 1) % 4] + ";border-radius : 5px}")
        imagePlaceholderFrame.setFixedSize(rPix(780), rPix(865))
        imagePlaceholderFrame.setLayout(imagePlaceholderLayout)

        ## Main Layout:
        mainLayout = QHBoxLayout()
        mainLayout.setContentsMargins(rPix(10), rPix(10), rPix(10), rPix(10))
        mainLayout.setSpacing(10)

        ## Dynamic Layouting (based on Contestant Number)
        if self.conNum <= (tconNum / 2):
            mainLayout.addLayout(leftLayout)
            mainLayout.addWidget(imagePlaceholderFrame)
        else:
            mainLayout.addWidget(imagePlaceholderFrame)
            mainLayout.addLayout(leftLayout)

        ## Background Frame:
        mainFrame = ImageFrame()
        mainFrame.setPixmap(self.bg)
        mainFrame.setLayout(mainLayout)

        ## Placeholder Layout:
        placeholderLayout = QHBoxLayout()
        placeholderLayout.setContentsMargins(0, 0, 0, 0)
        placeholderLayout.setSpacing(0)
        placeholderLayout.addWidget(mainFrame)

        self.setLayout(placeholderLayout)
Beispiel #7
0
class _MainContainer(QWidget):

    currentEditorChanged = pyqtSignal(str)
    fileOpened = pyqtSignal(str)
    beforeFileSaved = pyqtSignal(str)
    fileSaved = pyqtSignal(str)
    runFile = pyqtSignal(str)
    showFileInExplorer = pyqtSignal(str)
    addToProject = pyqtSignal(str)
    allFilesClosed = pyqtSignal()

    def __init__(self, parent=None):
        super().__init__(parent)
        self.setAcceptDrops(True)
        self._vbox = QVBoxLayout(self)
        self._vbox.setContentsMargins(0, 0, 0, 0)
        self._vbox.setSpacing(0)
        self.stack = QStackedLayout()
        self.stack.setStackingMode(QStackedLayout.StackAll)
        self._vbox.addLayout(self.stack)
        self.splitter = dynamic_splitter.DynamicSplitter()
        self._files_handler = files_handler.FilesHandler(self)

        # Code Navigation
        self.__code_back = []
        self.__code_forward = []
        self.__operations = {
            0: self._navigate_code_jumps,
            1: self._navigate_bookmarks
        }
        # Recent files list
        self.__last_opened_files = []
        # QML UI
        self._add_file_folder = add_file_folder.AddFileFolderWidget(self)

        if settings.SHOW_START_PAGE:
            self.show_start_page()

        IDE.register_service("main_container", self)
        # Register signals connections
        connections = (
            # {
            #     "target": "main_container",
            #     "signal_name": "updateLocator",
            #     "slot": self._explore_code
            # },
            {
                "target": "filesystem",
                "signal_name": "projectOpened",
                "slot": self._explore_code
            },
            # {
            #     "target": "projects_explore",
            #     "signal_name": "updateLocator",
            #     "slot": self._explore_code
            # }
            {
                "target": "filesystem",
                "signal_name": "projectClosed",
                "slot": self._explore_code
            }
        )

        IDE.register_signals("main_container", connections)

        fhandler_short = QShortcut(QKeySequence(Qt.CTRL + Qt.Key_Tab), self)
        fhandler_short.activated.connect(self.show_files_handler)
        # Added for set language
        # self._setter_language = set_language.SetLanguageFile()

    def install(self):
        ninjaide = IDE.get_service("ide")
        ninjaide.place_me_on("main_container", self, "central", top=True)

        self.combo_area = combo_editor.ComboEditor(original=True)
        self.combo_area.allFilesClosed.connect(self._files_closed)
        self.combo_area.allFilesClosed.connect(
            lambda: self.allFilesClosed.emit())
        self.combo_area.fileClosed.connect(self._add_to_last_opened)
        self.splitter.add_widget(self.combo_area)
        self.add_widget(self.splitter)
        # self.current_widget = self.combo_area
        # Code Locator
        self._code_locator = locator_widget.LocatorWidget(ninjaide)

        data_settings = IDE.data_settings()
        recent_files = data_settings.value("lastSession/recentFiles")
        if recent_files is not None:
            self.__last_opened_files = recent_files
        ui_tools.install_shortcuts(self, actions.ACTIONS, ninjaide)
        # self.fileSaved.connect(self._show_message_about_saved)

    def run_file(self, filepath):
        self.runFile.emit(filepath)

    def _show_file_in_explorer(self, filepath):
        self.showFileInExplorer.emit(filepath)

    def _add_to_project(self, filepath):
        self.addToProject.emit(filepath)

    def show_files_handler(self):
        self._files_handler.next_item()

    def hide_files_handler(self):
        self._files_handler.hide()

    def import_from_everywhere(self):
        """Insert an import line from any place in the editor."""

        editorWidget = self.get_current_editor()
        if editorWidget:
            dialog = from_import_dialog.FromImportDialog(editorWidget, self)
            dialog.show()

    def navigate_code_history(self, operation, forward):
        self.__operations[operation](forward)

    def _navigate_code_jumps(self, forward=False):
        """Navigate between the jump points"""
        node = None
        if not forward and self.__code_back:
            if len(self.__code_back) == 1:
                return
            node = self.__code_back.pop()
            self.__code_forward.append(node)
            node = self.__code_back[-1]
        elif forward and self.__code_forward:
            node = self.__code_forward.pop()
            self.__code_back.append(node)
        if node is not None:
            filename = node[0]
            line, col = node[1]
            self.open_file(filename, line, col)

    def _navigate_bookmarks(self, forward=True):
        """Navigate between the bookmarks"""

        current_editor = self.get_current_editor()
        current_editor.navigate_bookmarks(forward=forward)

    def _set_focus_to_editor(self):
        status_bar = IDE.get_service("status_bar")
        tools_doock = IDE.get_service("tools_dock")
        editor_widget = self.get_current_editor()
        if status_bar.isVisible() and tools_doock.isVisible():
            status_bar.hide_status_bar()
        elif tools_doock.isVisible():
            tools_doock._hide()
        elif status_bar.isVisible():
            status_bar.hide_status_bar()
        if editor_widget is not None:
            editor_widget.extra_selections.remove("find")
            editor_widget.scrollbar().remove_marker("find")

    def split_assistance(self):
        editor_widget = self.get_current_editor()
        if editor_widget is not None:
            split_widget = split_orientation.SplitOrientation(self)
            split_widget.show()

    def show_dialog(self, widget):
        self.add_widget(widget)
        self.stack.setCurrentWidget(widget)

    def show_split(self, orientation_vertical=False):
        orientation = Qt.Horizontal
        if orientation_vertical:
            orientation = Qt.Vertical
        self.combo_area.split_editor(orientation)

    def show_locator(self):
        """Show the Locator Widget"""

        if not self._code_locator.isVisible():
            self._code_locator.show()

    def _explore_code(self):
        """Update locator metadata for the current projects"""

        self._code_locator.explore_code()

    def _explore_file_code(self, path):
        """Update locator metadata for the file in path"""

        self._code_locator.explore_file_code(path)

    def current_editor_changed(self, filename):
        """Notify the new filename of the current editor"""

        if filename is None:
            filename = translations.TR_NEW_DOCUMENT
        self.currentEditorChanged.emit(filename)

    def get_current_editor(self):
        current_widget = self.combo_area.current_editor()
        if isinstance(current_widget, editor.NEditor):
            return current_widget
        return None

    @property
    def last_opened_files(self):
        return self.__last_opened_files

    def _add_to_last_opened(self, nfile):
        MAX_RECENT_FILES = 10  # FIXME: configuration
        if nfile.is_new_file:
            return
        file_path = nfile.file_path
        if file_path in self.__last_opened_files:
            self.__last_opened_files.remove(file_path)
        self.__last_opened_files.insert(0, file_path)
        if len(self.__last_opened_files) > MAX_RECENT_FILES:
            self.__last_opened_files.pop(-1)

    def clear_last_opened_files(self):
        self.__last_opened_files.clear()

    def open_file(self, filename='', line=-1, col=0, ignore_checkers=False):
        if not filename:
            logger.debug("Has no filename")
            if settings.WORKSPACE:
                directory = settings.WORKSPACE
            else:
                directory = os.path.expanduser("~")
                editor_widget = self.get_current_editor()
                ninjaide = IDE.get_service("ide")
                current_project = ninjaide.get_current_project()
                # TODO: handle current project in NProject
                if current_project is not None:
                    directory = current_project.full_path
                elif editor_widget is not None and editor_widget.file_path:
                    directory = file_manager.get_folder(
                        editor_widget.file_path)
            filenames = QFileDialog.getOpenFileNames(
                self,
                translations.TR_OPEN_A_FILE,
                directory,
                settings.get_supported_extensions_filter(),
                initialFilter="Python files (*.py *.pyw)"
            )[0]
        else:
            logger.debug("Has filename")
            filenames = [filename]
        if not filenames:
            return
        for filename in filenames:
            image_extensions = ("png", "jpg", "jpeg", "bmp", "gif")
            if file_manager.get_file_extension(filename) in image_extensions:
                logger.debug("Will open as image")
                self.open_image(filename)
            else:
                logger.debug("Will try to open: %s" % filename)
                self.__open_file(
                    filename, line, col, ignore_checkers=ignore_checkers)

    def __open_file(self, filename, line, col, ignore_checkers=False):
        try:
            self.add_editor(filename)
            if line != -1:
                self.editor_go_to_line(line, col)
            self.currentEditorChanged.emit(filename)
        except file_manager.NinjaIOException as reason:
            QMessageBox.information(
                self,
                translations.TR_OPEN_FILE_ERROR,
                str(reason))
            logger.error("The file %s couldn't be open" % filename)

    def open_image(self, filename):
        for index in range(self.combo_area.stacked.count()):
            widget = self.combo_area.stacked.widget(index)
            if isinstance(widget, image_viewer.ImageViewer):
                if widget.image_filename == filename:
                    logger.debug("Image already open")
                    self.combo_area._set_current(neditable=None, index=index)
                    return
        viewer = image_viewer.ImageViewer(filename)
        self.combo_area.add_image_viewer(viewer)
        self.stack.setCurrentWidget(self.splitter)

    def autosave_file(self):
        for neditable in self.combo_area.bar.get_editables():
            neditable.autosave_file()

    def save_file(self, editor_widget=None):
        if editor_widget is None:
            # This may return None if there is not editor present
            editor_widget = self.get_current_editor()
        if editor_widget is None:
            return False
        # Ok, we have an editor instance
        # Save to file only if editor really was modified
        if editor_widget.is_modified:
            try:
                if editor_widget.nfile.is_new_file or \
                        not editor_widget.nfile.has_write_permission():
                    return self.save_file_as(editor_widget)

                file_path = editor_widget.file_path
                # Emit signal before save
                self.beforeFileSaved.emit(file_path)
                if settings.REMOVE_TRAILING_SPACES:
                    editor_widget.remove_trailing_spaces()
                if settings.ADD_NEW_LINE_AT_EOF:
                    editor_widget.insert_block_at_end()
                # Save content
                editor_widget.neditable.save_content()
                # FIXME: encoding
                message = translations.TR_FILE_SAVED.format(file_path)
                self.fileSaved.emit(message)
                return True
            except Exception as reason:
                logger.error("Save file error: %s" % reason)
                QMessageBox.information(
                    self,
                    translations.TR_SAVE_FILE_ERROR_TITLE,
                    translations.TR_SAVE_FILE_ERROR_BODY
                )
            return False

    def save_file_as(self, editor_widget=None):
        force = False
        if editor_widget is None:
            # We invoque from menu
            editor_widget = self.get_current_editor()
            if editor_widget is None:
                # We haven't editor in main container
                return False
            force = True
        try:
            filters = "(*.py);;(*.*)"
            if editor_widget.file_path is not None:  # Existing file
                extension = file_manager.get_file_extension(
                    editor_widget.file_path)
                if extension != 'py':
                    filters = "(*.%s);;(*.py);;(*.*)" % extension
                save_folder = self._get_save_folder(editor_widget.file_path)
            else:
                save_folder = settings.WORKSPACE

            filename = QFileDialog.getSaveFileName(
                self,
                translations.TR_SAVE_FILE_DIALOG,
                save_folder,
                filters
            )[0]
            if not filename:
                return False
            # FIXME: remove trailing spaces
            extension = file_manager.get_file_extension(filename)
            if not extension:
                filename = "%s.%s" % (filename, "py")
            editor_widget.neditable.save_content(path=filename, force=force)
            # self._setter_language.set_language_from_extension(extension)
            self.fileSaved.emit(translations.TR_FILE_SAVED.format(filename))
            self.currentEditorChanged.emit(filename)
            return True
        except file_manager.NinjaFileExistsException as reason:
            QMessageBox.information(
                self,
                translations.TR_FILE_ALREADY_EXISTS_TITLE,
                translations.TR_FILE_ALREADY_EXISTS_BODY.format(
                    reason.filename)
            )
        except Exception as reason:
            logger.error("Save file as: %s", reason)
            QMessageBox.information(
                self,
                translations.TR_SAVE_FILE_ERROR_TITLE,
                translations.TR_SAVE_FILE_ERROR_BODY
            )
        return False

    def save_project(self, project_path):
        """Save all files in the project path"""
        for neditable in self.combo_area.bar.get_editables():
            file_path = neditable.file_path
            if file_path is None:
                # FIXME: New edited files will not be saved, its ok?
                continue
            if file_manager.belongs_to_folder(project_path, file_path):
                neditable.save_content()

    def _get_save_folder(self, filename):
        """Returns the root directory of the 'Main Project'
        or the home folder"""

        ninjaide = IDE.get_service("ide")
        current_project = ninjaide.get_current_project()
        if current_project is not None:
            return current_project.path
        return os.path.expanduser("~")

    def close_file(self):
        self.combo_area.close_current_file()

    def add_editor(self, filename=None):
        ninjaide = IDE.get_service("ide")
        editable = ninjaide.get_or_create_editable(filename)

        if editable.editor:
            # If already open
            logger.debug("%s is already open" % filename)
            self.combo_area.set_current(editable)
            return self.combo_area.current_editor()
        else:
            pass

        editor_widget = self.create_editor_from_editable(editable)
        # editor_widget.set_language()
        # Add the tab
        keep_index = (self.splitter.count() > 1 and
                      self.combo_area.stacked.count() > 0)
        self.combo_area.add_editor(editable, keep_index)
        # Emit a signal about the file open
        self.fileOpened.emit(filename)

        if keep_index:
            self.combo_area.set_current(editable)

        self.stack.setCurrentWidget(self.splitter)
        editor_widget.setFocus()
        return editor_widget

    def create_editor_from_editable(self, editable):
        neditor = editor.create_editor(editable)
        neditor.zoomChanged.connect(self._on_zoom_changed)
        neditor.addBackItemNavigation.connect(self.add_back_item_navigation)
        editable.fileSaved.connect(
            lambda neditable: self._explore_file_code(neditable.file_path))
        return neditor

    def add_back_item_navigation(self):
        editor_widget = self.get_current_editor()
        if editor_widget is not None:
            item = (editor_widget.file_path, editor_widget.cursor_position)
            if item not in self.__code_back:
                self.__code_back.append(item)
                # self.__code_forward.clear()

    def _on_zoom_changed(self, zoom):
        text = "Zoom: {}%".format(str(zoom))
        ide = IDE.get_service("ide")
        ide.show_message(text)

    def add_widget(self, widget):
        self.stack.addWidget(widget)

    def show_start_page(self):
        """Show Start Page widget in main container"""

        startp = self.stack.widget(0)
        if isinstance(startp, start_page.StartPage):
            self.stack.setCurrentIndex(0)
        else:
            startp = start_page.StartPage(parent=self)
            startp.newFile.connect(self.add_editor)
            self.stack.insertWidget(0, startp)
            self.stack.setCurrentIndex(0)

    def _files_closed(self):
        if settings.SHOW_START_PAGE:
            self.show_start_page()

    def add_status_bar(self, status_bar):
        self._vbox.addWidget(status_bar)

    def create_file(self, base_path, project_path):
        self._add_file_folder.create_file(base_path, project_path)

    def create_folder(self, base_path, project_path):
        self._add_file_folder.create_folder(base_path, project_path)

    def restyle_editor(self):
        neditables = self.combo_area.bar.get_editables()
        for neditable in neditables:
            neditable.editor.restyle()

    def zoom_in_editor(self):
        """Increase the font size in the current editor"""

        editor_widget = self.get_current_editor()
        if editor_widget is not None:
            editor_widget.zoom(1.)

    def zoom_out_editor(self):
        """Decrease the font size in the current editor"""

        editor_widget = self.get_current_editor()
        if editor_widget is not None:
            editor_widget.zoom(-1.)

    def reset_zoom_editor(self):
        """Reset the to original font size in the current editor"""

        editor_widget = self.get_current_editor()
        if editor_widget is not None:
            editor_widget.reset_zoom()

    def editor_move_up(self):
        editor_widget = self.get_current_editor()
        if editor_widget is not None:
            editor_widget.move_up_down(up=True)

    def editor_move_down(self):
        editor_widget = self.get_current_editor()
        if editor_widget is not None:
            editor_widget.move_up_down()

    def editor_duplicate_line(self):
        editor_widget = self.get_current_editor()
        if editor_widget is not None:
            editor_widget.duplicate_line()

    def editor_toggle_comment(self):
        """Mark the current line or selection as a comment."""
        editor_widget = self.get_current_editor()
        if editor_widget is not None:
            editor_widget.comment_or_uncomment()

    def editor_go_to_line(self, line, column=0, center=True):
        editor_widget = self.get_current_editor()
        if editor_widget is not None:
            editor_widget.go_to_line(line, column, center)
            editor_widget.setFocus()

    def _editor_settings_changed(self, key, value):
        key = key.split("/")[-1]
        editor_widget = self.get_current_editor()
        if editor_widget is not None:
            callback = getattr(editor.NEditor, key, False)
            if callback:
                callback = callback
                if not hasattr(callback, "__call__"):
                    # Property!
                    callback = callback.fset
                callback(editor_widget, value)

    def toggle_tabs_and_spaces(self):
        """Toggle Show/Hide Tabs and Spaces"""

        settings.SHOW_TABS_AND_SPACES = not settings.SHOW_TABS_AND_SPACES
        qsettings = IDE.ninja_settings()
        qsettings.setValue('preferences/editor/showTabsAndSpaces',
                           settings.SHOW_TABS_AND_SPACES)
        neditor = self.get_current_editor()
        if neditor is not None:
            neditor.show_whitespaces = settings.SHOW_TABS_AND_SPACES

    def __navigate_with_keyboard(self, forward):
        """Navigate between the positions in the jump history stack."""
        operation = self.combo_area.bar.code_navigator.operation
        self.navigate_code_history(operation, forward)

    def navigate_back(self):
        self.__navigate_with_keyboard(forward=False)

    def navigate_forward(self):
        self.__navigate_with_keyboard(forward=True)
Beispiel #8
0
class StreamViewer(QWidget):
    streams_ready = pyqtSignal()

    def __init__(self, streams):
        self.streams = streams
        self.starting_player_indices = set(range(len(self.streams)))
        super().__init__()

        self.setAttribute(Qt.WA_QuitOnClose)
        self.setWindowFlags(Qt.FramelessWindowHint)

        palette = QPalette()
        palette.setColor(QPalette.Background, Qt.white)
        self.setPalette(palette)

        self.layout = QStackedLayout()
        self.setLayout(self.layout)

        label = QLabel()
        label.setAlignment(Qt.AlignCenter)
        self.loading_gif = QMovie("loading.gif")
        label.setMovie(self.loading_gif)
        self.layout.insertWidget(0, label)

        self.streams_ready.connect(self.showStartingScreen)
        self.players = []
        for stream in self.streams:
            player = QMediaPlayer()
            player.setMedia(QMediaContent(stream))
            player.mediaStatusChanged.connect(self.changedMediaStatus)
            player.play()
            self.players.append(player)

        grid_layout = QGridLayout()
        grid_layout.setSpacing(0)
        grid_layout.setContentsMargins(0, 0, 0, 0)
        self.grid_widget = QWidget()
        self.grid_widget.setLayout(grid_layout)

        i = 0
        self.grid_widgets = []
        for row in range(2):
            for column in range(2):
                video_item = QGraphicsVideoItem()
                self.players[i].setVideoOutput(video_item)
                video_widget = NumberedVideoWidget(i, video_item)
                self.grid_widgets.append(video_widget)
                grid_layout.addWidget(video_widget, row, column)
                i += 1
        self.layout.insertWidget(1, self.grid_widget)

        video_item = QGraphicsVideoItem()
        video_widget = NumberedVideoWidget(4, video_item)
        self.players[4].setVideoOutput(video_item)
        self.layout.insertWidget(2, video_widget)

        self.loading_gif.start()

    def showStartingScreen(self):
        self.showStreamGrid()
        self.loading_gif.stop()
        for player in self.players:
            player.mediaStatusChanged.disconnect(self.changedMediaStatus)

    def showStreamFullScreen(self, index):
        if index > 3:
            self.layout.setCurrentIndex(index - 2)
        else:
            self.grid_widgets[index].show()
            for i, widget in enumerate(self.grid_widgets):
                if i != index:
                    widget.hide()
            self.layout.setCurrentIndex(1)

    def showStreamGrid(self):
        for widget in self.grid_widgets:
            widget.show()
        self.layout.setCurrentIndex(1)

    def keyPressEvent(self, event):
        key = event.key()
        if key == Qt.Key_Escape:
            self.close()
        elif key in (Qt.Key_1, Qt.Key_2, Qt.Key_3, Qt.Key_4, Qt.Key_5):
            self.showStreamFullScreen(key - Qt.Key_1)
        elif key == (Qt.Key_0):
            self.showStreamGrid()

    def isStreamReady(self, player):
        return (player.mediaStatus()
                in (QMediaPlayer.BufferedMedia, QMediaPlayer.StalledMedia)
                or player.state() == QMediaPlayer.StoppedState)

    def changedMediaStatus(self, status):
        player = self.sender()
        index = self.players.index(player)
        if index in self.starting_player_indices and self.isStreamReady(
                player):
            self.starting_player_indices.remove(index)

        if not self.starting_player_indices:
            self.streams_ready.emit()