Exemple #1
0
class Interface(object):
    def __init__( self ):
        self.mainWindow = StandardWindow("epad", "Untitled - ePad", size=(600, 400))
        self.mainWindow.callback_delete_request_add(self.closeChecks)
        self.mainWindow.elm_event_callback_add(self.eventsCb)

        icon = Icon(self.mainWindow)
        icon.size_hint_weight_set(EVAS_HINT_EXPAND, EVAS_HINT_EXPAND)
        icon.size_hint_align_set(EVAS_HINT_FILL, EVAS_HINT_FILL)
        icon.standard_set('accessories-text-editor') # assumes image icon is in local dir, may need to change later
        icon.show()
        self.mainWindow.icon_object_set(icon.object_get())

        self.mainBox = Box(self.mainWindow, size_hint_weight=EXPAND_BOTH, size_hint_align=FILL_BOTH)
        self.mainBox.show()

        self.mainTb = Toolbar(self.mainWindow, homogeneous=False, size_hint_weight=(0.0, 0.0), size_hint_align=(EVAS_HINT_FILL, 0.0))
        self.mainTb.menu_parent =  self.mainWindow

        self.mainTb.item_append("document-new", "New", self.newPress)
        self.mainTb.item_append("document-open", "Open", self.openPress)
        self.mainTb.item_append("document-save", "Save", self.savePress)
        self.mainTb.item_append("document-save-as", "Save As", self.saveAsPress)
        # -- Edit Dropdown Menu --
        tb_it = self.mainTb.item_append("edit", "Edit")
        tb_it.menu = True
        menu = tb_it.menu
        menu.item_add(None, "Copy", "edit-copy", self.copyPress)
        menu.item_add(None, "Paste", "edit-paste", self.pastePress)
        menu.item_add(None, "Cut", "edit-cut", self.cutPress)
        menu.item_separator_add()
        menu.item_add(None, "Select All", "edit-select-all", self.selectAllPress)
        # -----------------------
        # self.mainTb.item_append("settings", "Options", self.optionsPress)
        self.mainTb.item_append("dialog-information", "About", self.aboutPress)
        
        self.mainEn = Entry(self.mainWindow, size_hint_weight=EXPAND_BOTH, size_hint_align=FILL_BOTH)
        self.mainEn.callback_changed_user_add(self.textEdited)
        self.mainEn.scrollable_set(True) # creates scrollbars rather than enlarge window
        self.mainEn.line_wrap_set(False) # does not allow line wrap (can be changed by user)
        self.mainEn.autosave_set(False) # set to false to reduce disk I/O
        self.mainEn.elm_event_callback_add(self.eventsCb)
        self.mainEn.markup_filter_append(self.textFilter)
        self.mainEn.show()
        
        self.mainTb.show()

        self.mainBox.pack_end(self.mainTb)
        self.mainBox.pack_end(self.mainEn)

        #Build our file selector for saving/loading files
        self.fileBox = Box(self.mainWindow, size_hint_weight=EXPAND_BOTH, size_hint_align=FILL_BOTH)
        self.fileBox.show()

        self.fileLabel = Label(self.mainWindow, size_hint_weight=EXPAND_HORIZ, size_hint_align=FILL_BOTH)
        self.fileLabel.text = ""
        self.fileLabel.show()

        self.fileSelector = Fileselector(self.mainWindow, is_save=False, expandable=False, folder_only=False,
                      path=os.getenv("HOME"), size_hint_weight=EXPAND_BOTH,
                      size_hint_align=FILL_BOTH)
        self.fileSelector.callback_done_add(self.fileSelected)
        #self.fileSelector.callback_selected_add(fs_cb_selected, win)
        #self.fileSelector.callback_directory_open_add(fs_cb_directory_open, win)
        self.fileSelector.show()

        self.fileBox.pack_end(self.fileLabel)
        self.fileBox.pack_end(self.fileSelector)

        # the flip object has the file selector on one side and the GUI on the other
        self.flip = Flip(self.mainWindow, size_hint_weight=EXPAND_BOTH,
                         size_hint_align=FILL_BOTH)
        self.flip.part_content_set("front", self.mainBox)
        self.flip.part_content_set("back", self.fileBox)
        self.mainWindow.resize_object_add(self.flip)
        self.flip.show()

        self.isSaved = True
        self.isNewFile = False
        self.confirmPopup = None

    def newPress( self, obj, it ):
        self.newFile()
        it.selected_set(False)

    def openPress( self, obj, it ):
        self.openFile()
        it.selected_set(False)

    def savePress( self, obj, it ):
        self.saveFile()
        it.selected_set(False)

    def saveAsPress( self, obj, it ):
        self.saveAs()
        it.selected_set(False)

    def optionsPress( self, obj, it ):
        it.selected_set(False)

    def copyPress( self, obj, it ):
        self.mainEn.selection_copy()
        it.selected_set(False)

    def pastePress( self, obj, it ):
        self.mainEn.selection_paste()
        it.selected_set(False)

    def cutPress( self, obj, it ):
        self.mainEn.selection_cut()
        it.selected_set(False)

    def selectAllPress( self, obj, it ):
        self.mainEn.select_all()
        it.selected_set(False)

    def textEdited( self, obj ):
        ourFile = self.mainEn.file_get()[0]
        if ourFile and not self.isNewFile:
            self.mainWindow.title_set("*%s - ePad"%self.mainEn.file_get()[0].split("/")[len(self.mainEn.file_get()[0].split("/"))-1])
        else:
            self.mainWindow.title_set("*Untitlted - ePad")
        self.isSaved = False

    def fileSelected( self, fs, file_selected, onStartup=False ):
        if not onStartup:
            self.flip.go(ELM_FLIP_INTERACTION_ROTATE)
        print(file_selected)
        IsSave = fs.is_save_get()
        if file_selected:
            if IsSave:
                newfile = open(file_selected,'w') # creates new file
                tmp_text = self.mainEn.entry_get()
                newfile.write(tmp_text)
                newfile.close()
                self.mainEn.file_set(file_selected, ELM_TEXT_FORMAT_PLAIN_UTF8)
                self.mainEn.entry_set(tmp_text)
                self.mainEn.file_save()
                self.mainWindow.title_set("%s - ePad" % file_selected.split("/")[len(file_selected.split("/"))-1])
                self.isSaved = True
                self.isNewFile = False
            else:
                try:
                    self.mainEn.file_set(file_selected, ELM_TEXT_FORMAT_PLAIN_UTF8)
                except RuntimeError:
                    print("Empty file: {0}".format(file_selected))
                self.mainWindow.title_set("%s - ePad" % file_selected.split("/")[len(file_selected.split("/"))-1])

    def aboutPress( self, obj, it ):
        #About popup
        self.popupAbout = Popup(self.mainWindow, size_hint_weight=EXPAND_BOTH)
        self.popupAbout.text = "ePad - A simple text editor written in python and elementary<br><br> " \
                     "By: Jeff Hoogland"
        bt = Button(self.mainWindow, text="Done")
        bt.callback_clicked_add(self.aboutClose)
        self.popupAbout.part_content_set("button1", bt)
        self.popupAbout.show()
        it.selected_set(False)

    def aboutClose( self, bt ):
        self.popupAbout.delete()

    def newFile( self , obj=None, ignoreSave=False ):
        if self.isSaved == True or ignoreSave == True:
            trans = Transit()
            trans.object_add(self.mainEn)
            trans.auto_reverse = True

            trans.effect_wipe_add(
                ELM_TRANSIT_EFFECT_WIPE_TYPE_HIDE,
                ELM_TRANSIT_EFFECT_WIPE_DIR_RIGHT)

            trans.duration = 0.5
            trans.go()
            
            time.sleep(0.5)

            self.mainWindow.title_set("Untitlted - ePad")
            self.mainEn.delete()
            self.mainEn = Entry(self.mainWindow, size_hint_weight=EXPAND_BOTH, size_hint_align=FILL_BOTH)
            self.mainEn.callback_changed_user_add(self.textEdited)
            self.mainEn.scrollable_set(True) # creates scrollbars rather than enlarge window
            self.mainEn.line_wrap_set(False) # does not allow line wrap (can be changed by user)
            self.mainEn.autosave_set(False) # set to false to reduce disk I/O
            self.mainEn.elm_event_callback_add(self.eventsCb)
            self.mainEn.markup_filter_append(self.textFilter)
            self.mainEn.show()
            
            self.mainBox.pack_end(self.mainEn)

            self.isNewFile = True
        elif self.confirmPopup == None:
            self.confirmSave(self.newFile)

    def openFile( self, obj=None, ignoreSave=False ):
        if self.isSaved == True or ignoreSave == True:
            self.fileSelector.is_save_set(False)
            self.fileLabel.text = "<b>Select a text file to open:</b>"
            self.flip.go(ELM_FLIP_ROTATE_YZ_CENTER_AXIS)
        elif self.confirmPopup == None:
            self.confirmSave(self.openFile)

    def confirmSave( self, ourCallback=None ):
        self.confirmPopup = Popup(self.mainWindow, size_hint_weight=EXPAND_BOTH)
        self.confirmPopup.part_text_set("title,text","File Unsaved")
        if self.mainEn.file_get()[0]:
            self.confirmPopup.text = "Save changes to '%s'?" % self.mainEn.file_get()[0].split("/")[len(self.mainEn.file_get()[0].split("/"))-1]
        else:
            self.confirmPopup.text = "Save changes to 'Untitlted'?"
        # Close without saving button
        no_btt = Button(self.mainWindow)
        no_btt.text = "No"
        no_btt.callback_clicked_add(self.closePopup, self.confirmPopup)
        if ourCallback is not None:
            no_btt.callback_clicked_add(ourCallback, True)
        no_btt.show()
        # cancel close request
        cancel_btt = Button(self.mainWindow)
        cancel_btt.text = "Cancel"
        cancel_btt.callback_clicked_add(self.closePopup, self.confirmPopup)
        cancel_btt.show()
        # Save the file and then close button
        sav_btt = Button(self.mainWindow)
        sav_btt.text = "Yes"
        sav_btt.callback_clicked_add(self.saveFile)
        sav_btt.callback_clicked_add(self.closePopup, self.confirmPopup)
        sav_btt.show()
        
        # add buttons to popup
        self.confirmPopup.part_content_set("button1", no_btt)
        self.confirmPopup.part_content_set("button2", cancel_btt)
        self.confirmPopup.part_content_set("button3", sav_btt)
        self.confirmPopup.show()

    def saveAs( self ):
        self.fileSelector.is_save_set(True)
        self.fileLabel.text = "<b>Save new file to where:</b>"
        self.flip.go(ELM_FLIP_ROTATE_XZ_CENTER_AXIS)

    def saveFile( self, obj=False ):
        if self.mainEn.file_get()[0] == None or self.isNewFile:
            self.saveAs()
        else:
            self.mainEn.file_save()
            self.mainWindow.title_set("%s - ePad"%self.mainEn.file_get()[0].split("/")[len(self.mainEn.file_get()[0].split("/"))-1])
            self.isSaved = True

    def closeChecks( self, obj ):
        print(self.isSaved)
        if self.isSaved == False and self.confirmPopup == None:
            self.confirmSave(self.closeApp)
        else:
            self.closeApp()

    def closePopup( self, bt, confirmPopup ):
        self.confirmPopup.delete()
        self.confirmPopup = None

    def closeApp( self, obj=False, trash=False ):
        elementary.exit()

    def eventsCb( self, obj, src, event_type, event ):
        #print event_type
        #print event.key
        #print "Control Key Status: %s" %event.modifier_is_set("Control")
        #print "Shift Key Status: %s" %event.modifier_is_set("Shift")
        #print event.modifier_is_set("Alt")
        if event.modifier_is_set("Control"):
            if event.key.lower() == "n":
                self.newFile()
            elif event.key.lower() == "s" and event.modifier_is_set("Shift"):
                self.saveAs()
            elif event.key.lower() == "s":
                self.saveFile()
            elif event.key.lower() == "o":
                self.openFile()

    def textFilter( self, obj, theText, data ):
        #print theText

        #Block ctrl+hot keys
        if theText == "" or theText == "" or theText == "":
            return None
        else:
            return theText

    def launch( self, startingFile=False ):
        if startingFile:
            self.fileSelected(self.fileSelector, startingFile, True)
        self.mainWindow.show()
Exemple #2
0
class Interface(object):
    def __init__(self):
        self.mainWindow = StandardWindow("epad",
                                         "Untitled - ePad",
                                         size=(600, 400))
        self.mainWindow.callback_delete_request_add(self.closeChecks)
        self.mainWindow.elm_event_callback_add(self.eventsCb)

        icon = Icon(self.mainWindow,
                    size_hint_weight=EXPAND_BOTH,
                    size_hint_align=FILL_BOTH)
        icon.standard_set('accessories-text-editor')
        icon.show()
        self.mainWindow.icon_object_set(icon.object_get())

        self.mainBox = Box(self.mainWindow,
                           size_hint_weight=EXPAND_BOTH,
                           size_hint_align=FILL_BOTH)
        self.mainBox.show()

        self.mainTb = ePadToolbar(self, self.mainWindow)
        self.mainTb.show()
        self.mainBox.pack_end(self.mainTb)

        # Initialize Text entry box
        print("Word wrap Initialized: {0}".format(self.wordwrap))
        self.entryInit()

        # Add label to show current cursor position
        if SHOW_POS:
            self.line_label = Label(self.mainWindow,
                                    size_hint_weight=EXPAND_HORIZ,
                                    size_hint_align=ALIGN_RIGHT)
            self.curChanged(self.mainEn, self.line_label)
            self.line_label.show()
            self.mainBox.pack_end(self.line_label)
            self.mainEn.callback_cursor_changed_add(self.curChanged,
                                                    self.line_label)

        # Build our file selector for saving/loading files
        self.fileBox = Box(self.mainWindow,
                           size_hint_weight=EXPAND_BOTH,
                           size_hint_align=FILL_BOTH)
        self.fileBox.show()

        self.fileLabel = Label(self.mainWindow,
                               size_hint_weight=EXPAND_HORIZ,
                               size_hint_align=FILL_BOTH,
                               text="")
        self.fileLabel.show()

        self.fileSelector = Fileselector(self.mainWindow,
                                         is_save=False,
                                         expandable=False,
                                         folder_only=False,
                                         path=os.getenv("HOME"),
                                         size_hint_weight=EXPAND_BOTH,
                                         size_hint_align=FILL_BOTH)
        self.fileSelector.callback_done_add(self.fileSelected)
        self.fileSelector.show()

        self.fileBox.pack_end(self.fileLabel)
        self.fileBox.pack_end(self.fileSelector)

        # Flip object has the file selector on one side
        #   and the GUI on the other
        self.flip = Flip(self.mainWindow,
                         size_hint_weight=EXPAND_BOTH,
                         size_hint_align=FILL_BOTH)
        self.flip.part_content_set("front", self.mainBox)
        self.flip.part_content_set("back", self.fileBox)
        self.mainWindow.resize_object_add(self.flip)
        self.flip.show()

        self.isSaved = True
        self.isNewFile = False
        self.confirmPopup = None

    def entryInit(self):
        self.mainEn = Entry(self.mainWindow,
                            scrollable=True,
                            line_wrap=self.wordwrap,
                            autosave=False,
                            size_hint_weight=EXPAND_BOTH,
                            size_hint_align=FILL_BOTH)
        self.mainEn.callback_changed_user_add(self.textEdited)
        self.mainEn.elm_event_callback_add(self.eventsCb)
        # self.mainEn.markup_filter_append(self.textFilter)
        self.mainEn.show()
        self.mainBox.pack_end(self.mainEn)

    def curChanged(self, entry, label):
        # get linear index into current text
        index = entry.cursor_pos_get()
        # Replace <br /> tag with single char
        #   to simplify (line, col) calculation
        tmp_text = entry.entry_get().replace("<br/>", "\n")
        line = tmp_text[:index].count("\n") + 1
        col = len(tmp_text[:index].split("\n")[-1]) + 1
        # Update label text with line, col
        label.text = "Ln {0} Col {1} ".format(line, col)

    def textEdited(self, obj):
        current_file = self.mainEn.file[0]
        current_file = \
            os.path.basename(current_file) if \
            current_file and not self.isNewFile else \
            "Untitled"
        self.mainWindow.title = "*%s - ePad" % (current_file)
        self.isSaved = False

    def fileSelected(self, fs, file_selected, onStartup=False):
        if not onStartup:
            self.flip.go(ELM_FLIP_INTERACTION_ROTATE)
        print(file_selected)
        IsSave = fs.is_save_get()
        if file_selected:
            if IsSave:
                newfile = open(file_selected, 'w')
                tmp_text = self.mainEn.entry_get()
                newfile.write(tmp_text)
                newfile.close()
                self.mainEn.file_set(file_selected, ELM_TEXT_FORMAT_PLAIN_UTF8)
                self.mainEn.entry_set(tmp_text)
                self.mainEn.file_save()
                self.mainWindow.title_set("%s - ePad" %
                                          os.path.basename(file_selected))
                self.isSaved = True
                self.isNewFile = False
            else:
                try:
                    self.mainEn.file_set(file_selected,
                                         ELM_TEXT_FORMAT_PLAIN_UTF8)
                except RuntimeError:
                    print("Empty file: {0}".format(file_selected))
                self.mainWindow.title_set("%s - ePad" %
                                          os.path.basename(file_selected))

    def newFile(self, obj=None, ignoreSave=False):
        if self.isSaved is True or ignoreSave is True:
            trans = Transit()
            trans.object_add(self.mainEn)
            trans.auto_reverse = True

            trans.effect_wipe_add(ELM_TRANSIT_EFFECT_WIPE_TYPE_HIDE,
                                  ELM_TRANSIT_EFFECT_WIPE_DIR_RIGHT)

            trans.duration = 0.5
            trans.go()

            time.sleep(0.5)

            self.mainWindow.title_set("Untitled - ePad")
            self.mainEn.delete()
            self.entryInit()
            self.isNewFile = True
        elif self.confirmPopup is None:
            self.confirmSave(self.newFile)

    def openFile(self, obj=None, ignoreSave=False):
        if self.isSaved is True or ignoreSave is True:
            self.fileSelector.is_save_set(False)
            self.fileLabel.text = "<b>Select a text file to open:</b>"
            self.flip.go(ELM_FLIP_ROTATE_YZ_CENTER_AXIS)
        elif self.confirmPopup is None:
            self.confirmSave(self.openFile)

    def confirmSave(self, ourCallback=None):
        self.confirmPopup = Popup(self.mainWindow,
                                  size_hint_weight=EXPAND_BOTH)
        self.confirmPopup.part_text_set("title,text", "File Unsaved")
        current_file = self.mainEn.file[0]
        current_file = \
            os.path.basename(current_file) if current_file else "Untitled"
        self.confirmPopup.text = "Save changes to '%s'?" % (current_file)
        # Close without saving button
        no_btt = Button(self.mainWindow)
        no_btt.text = "No"
        no_btt.callback_clicked_add(self.closePopup, self.confirmPopup)
        if ourCallback is not None:
            no_btt.callback_clicked_add(ourCallback, True)
        no_btt.show()
        # cancel close request
        cancel_btt = Button(self.mainWindow)
        cancel_btt.text = "Cancel"
        cancel_btt.callback_clicked_add(self.closePopup, self.confirmPopup)
        cancel_btt.show()
        # Save the file and then close button
        sav_btt = Button(self.mainWindow)
        sav_btt.text = "Yes"
        sav_btt.callback_clicked_add(self.saveFile)
        sav_btt.callback_clicked_add(self.closePopup, self.confirmPopup)
        sav_btt.show()

        # add buttons to popup
        self.confirmPopup.part_content_set("button1", no_btt)
        self.confirmPopup.part_content_set("button2", cancel_btt)
        self.confirmPopup.part_content_set("button3", sav_btt)
        self.confirmPopup.show()

    def saveAs(self):
        self.fileSelector.is_save_set(True)
        self.fileLabel.text = "<b>Save new file to where:</b>"
        self.flip.go(ELM_FLIP_ROTATE_XZ_CENTER_AXIS)

    def saveFile(self, obj=False):
        if self.mainEn.file_get()[0] is None or self.isNewFile:
            self.saveAs()
        else:
            self.mainEn.file_save()
            self.mainWindow.title_set("%s - ePad" %
                                      os.path.basename(self.mainEn.file[0]))
            self.isSaved = True

    def closeChecks(self, obj):
        print(self.isSaved)
        if self.isSaved is False and self.confirmPopup is None:
            self.confirmSave(self.closeApp)
        else:
            self.closeApp()

    def closePopup(self, bt, confirmPopup):
        self.confirmPopup.delete()
        self.confirmPopup = None

    def closeApp(self, obj=False, trash=False):
        elementary.exit()

    def eventsCb(self, obj, src, event_type, event):
        if event.modifier_is_set("Control"):
            if event.key.lower() == "n":
                self.newFile()
            elif event.key.lower() == "s" and event.modifier_is_set("Shift"):
                self.saveAs()
            elif event.key.lower() == "s":
                self.saveFile()
            elif event.key.lower() == "o":
                self.openFile()

    # Legacy hack no longer needed
    #  there was an issue in elementary entry where it would
    #  accept those character controls

    # def textFilter( self, obj, theText, data ):
    #    # Block ctrl+hot keys used in eventsCb
    #    #
    #    #             Ctrl O   Ctrl N   Ctrl S
    #    ctrl_block = [chr(14), chr(15), chr(19)]
    #    if theText in ctrl_block:
    #        return None
    #    else:
    #        return theText

    def launch(self, startingFile=False):
        if startingFile:
            self.fileSelected(self.fileSelector, startingFile, True)
        self.mainWindow.show()
Exemple #3
0
class Interface(object):
    def __init__(self):
        self.mainWindow = StandardWindow("epad",
                                         "Untitled - ePad",
                                         size=(600, 400))
        self.mainWindow.callback_delete_request_add(self.closeChecks)
        self.mainWindow.elm_event_callback_add(self.eventsCb)

        icon = Icon(self.mainWindow)
        icon.size_hint_weight_set(EVAS_HINT_EXPAND, EVAS_HINT_EXPAND)
        icon.size_hint_align_set(EVAS_HINT_FILL, EVAS_HINT_FILL)
        icon.standard_set(
            'accessories-text-editor'
        )  # assumes image icon is in local dir, may need to change later
        icon.show()
        self.mainWindow.icon_object_set(icon.object_get())

        self.mainBox = Box(self.mainWindow,
                           size_hint_weight=EXPAND_BOTH,
                           size_hint_align=FILL_BOTH)
        self.mainBox.show()

        self.mainTb = Toolbar(self.mainWindow,
                              homogeneous=False,
                              size_hint_weight=(0.0, 0.0),
                              size_hint_align=(EVAS_HINT_FILL, 0.0))
        self.mainTb.menu_parent = self.mainWindow

        self.mainTb.item_append("document-new", "New", self.newPress)
        self.mainTb.item_append("document-open", "Open", self.openPress)
        self.mainTb.item_append("document-save", "Save", self.savePress)
        self.mainTb.item_append("document-save-as", "Save As",
                                self.saveAsPress)
        # -- Edit Dropdown Menu --
        tb_it = self.mainTb.item_append("edit", "Edit")
        tb_it.menu = True
        menu = tb_it.menu
        menu.item_add(None, "Copy", "edit-copy", self.copyPress)
        menu.item_add(None, "Paste", "edit-paste", self.pastePress)
        menu.item_add(None, "Cut", "edit-cut", self.cutPress)
        menu.item_separator_add()
        menu.item_add(None, "Select All", "edit-select-all",
                      self.selectAllPress)
        # -----------------------
        # self.mainTb.item_append("settings", "Options", self.optionsPress)
        self.mainTb.item_append("dialog-information", "About", self.aboutPress)

        self.mainEn = Entry(self.mainWindow,
                            size_hint_weight=EXPAND_BOTH,
                            size_hint_align=FILL_BOTH)
        self.mainEn.callback_changed_user_add(self.textEdited)
        self.mainEn.scrollable_set(
            True)  # creates scrollbars rather than enlarge window
        self.mainEn.line_wrap_set(
            False)  # does not allow line wrap (can be changed by user)
        self.mainEn.autosave_set(False)  # set to false to reduce disk I/O
        self.mainEn.elm_event_callback_add(self.eventsCb)
        self.mainEn.markup_filter_append(self.textFilter)
        self.mainEn.show()

        self.mainTb.show()

        self.mainBox.pack_end(self.mainTb)
        self.mainBox.pack_end(self.mainEn)

        #Build our file selector for saving/loading files
        self.fileBox = Box(self.mainWindow,
                           size_hint_weight=EXPAND_BOTH,
                           size_hint_align=FILL_BOTH)
        self.fileBox.show()

        self.fileLabel = Label(self.mainWindow,
                               size_hint_weight=EXPAND_HORIZ,
                               size_hint_align=FILL_BOTH)
        self.fileLabel.text = ""
        self.fileLabel.show()

        self.fileSelector = Fileselector(self.mainWindow,
                                         is_save=False,
                                         expandable=False,
                                         folder_only=False,
                                         path=os.getenv("HOME"),
                                         size_hint_weight=EXPAND_BOTH,
                                         size_hint_align=FILL_BOTH)
        self.fileSelector.callback_done_add(self.fileSelected)
        #self.fileSelector.callback_selected_add(fs_cb_selected, win)
        #self.fileSelector.callback_directory_open_add(fs_cb_directory_open, win)
        self.fileSelector.show()

        self.fileBox.pack_end(self.fileLabel)
        self.fileBox.pack_end(self.fileSelector)

        # the flip object has the file selector on one side and the GUI on the other
        self.flip = Flip(self.mainWindow,
                         size_hint_weight=EXPAND_BOTH,
                         size_hint_align=FILL_BOTH)
        self.flip.part_content_set("front", self.mainBox)
        self.flip.part_content_set("back", self.fileBox)
        self.mainWindow.resize_object_add(self.flip)
        self.flip.show()

        self.isSaved = True
        self.isNewFile = False
        self.confirmPopup = None

    def newPress(self, obj, it):
        self.newFile()
        it.selected_set(False)

    def openPress(self, obj, it):
        self.openFile()
        it.selected_set(False)

    def savePress(self, obj, it):
        self.saveFile()
        it.selected_set(False)

    def saveAsPress(self, obj, it):
        self.saveAs()
        it.selected_set(False)

    def optionsPress(self, obj, it):
        it.selected_set(False)

    def copyPress(self, obj, it):
        self.mainEn.selection_copy()
        it.selected_set(False)

    def pastePress(self, obj, it):
        self.mainEn.selection_paste()
        it.selected_set(False)

    def cutPress(self, obj, it):
        self.mainEn.selection_cut()
        it.selected_set(False)

    def selectAllPress(self, obj, it):
        self.mainEn.select_all()
        it.selected_set(False)

    def textEdited(self, obj):
        ourFile = self.mainEn.file_get()[0]
        if ourFile and not self.isNewFile:
            self.mainWindow.title_set(
                "*%s - ePad" % self.mainEn.file_get()[0].split("/")[
                    len(self.mainEn.file_get()[0].split("/")) - 1])
        else:
            self.mainWindow.title_set("*Untitlted - ePad")
        self.isSaved = False

    def fileSelected(self, fs, file_selected, onStartup=False):
        if not onStartup:
            self.flip.go(ELM_FLIP_INTERACTION_ROTATE)
        print(file_selected)
        IsSave = fs.is_save_get()
        if file_selected:
            if IsSave:
                newfile = open(file_selected, 'w')  # creates new file
                tmp_text = self.mainEn.entry_get()
                newfile.write(tmp_text)
                newfile.close()
                self.mainEn.file_set(file_selected, ELM_TEXT_FORMAT_PLAIN_UTF8)
                self.mainEn.entry_set(tmp_text)
                self.mainEn.file_save()
                self.mainWindow.title_set(
                    "%s - ePad" %
                    file_selected.split("/")[len(file_selected.split("/")) -
                                             1])
                self.isSaved = True
                self.isNewFile = False
            else:
                try:
                    self.mainEn.file_set(file_selected,
                                         ELM_TEXT_FORMAT_PLAIN_UTF8)
                except RuntimeError:
                    print("Empty file: {0}".format(file_selected))
                self.mainWindow.title_set(
                    "%s - ePad" %
                    file_selected.split("/")[len(file_selected.split("/")) -
                                             1])

    def aboutPress(self, obj, it):
        #About popup
        self.popupAbout = Popup(self.mainWindow, size_hint_weight=EXPAND_BOTH)
        self.popupAbout.text = "ePad - A simple text editor written in python and elementary<br><br> " \
                     "By: Jeff Hoogland"
        bt = Button(self.mainWindow, text="Done")
        bt.callback_clicked_add(self.aboutClose)
        self.popupAbout.part_content_set("button1", bt)
        self.popupAbout.show()
        it.selected_set(False)

    def aboutClose(self, bt):
        self.popupAbout.delete()

    def newFile(self, obj=None, ignoreSave=False):
        if self.isSaved == True or ignoreSave == True:
            trans = Transit()
            trans.object_add(self.mainEn)
            trans.auto_reverse = True

            trans.effect_wipe_add(ELM_TRANSIT_EFFECT_WIPE_TYPE_HIDE,
                                  ELM_TRANSIT_EFFECT_WIPE_DIR_RIGHT)

            trans.duration = 0.5
            trans.go()

            time.sleep(0.5)

            self.mainWindow.title_set("Untitlted - ePad")
            self.mainEn.delete()
            self.mainEn = Entry(self.mainWindow,
                                size_hint_weight=EXPAND_BOTH,
                                size_hint_align=FILL_BOTH)
            self.mainEn.callback_changed_user_add(self.textEdited)
            self.mainEn.scrollable_set(
                True)  # creates scrollbars rather than enlarge window
            self.mainEn.line_wrap_set(
                False)  # does not allow line wrap (can be changed by user)
            self.mainEn.autosave_set(False)  # set to false to reduce disk I/O
            self.mainEn.elm_event_callback_add(self.eventsCb)
            self.mainEn.markup_filter_append(self.textFilter)
            self.mainEn.show()

            self.mainBox.pack_end(self.mainEn)

            self.isNewFile = True
        elif self.confirmPopup == None:
            self.confirmSave(self.newFile)

    def openFile(self, obj=None, ignoreSave=False):
        if self.isSaved == True or ignoreSave == True:
            self.fileSelector.is_save_set(False)
            self.fileLabel.text = "<b>Select a text file to open:</b>"
            self.flip.go(ELM_FLIP_ROTATE_YZ_CENTER_AXIS)
        elif self.confirmPopup == None:
            self.confirmSave(self.openFile)

    def confirmSave(self, ourCallback=None):
        self.confirmPopup = Popup(self.mainWindow,
                                  size_hint_weight=EXPAND_BOTH)
        self.confirmPopup.part_text_set("title,text", "File Unsaved")
        if self.mainEn.file_get()[0]:
            self.confirmPopup.text = "Save changes to '%s'?" % self.mainEn.file_get(
            )[0].split("/")[len(self.mainEn.file_get()[0].split("/")) - 1]
        else:
            self.confirmPopup.text = "Save changes to 'Untitlted'?"
        # Close without saving button
        no_btt = Button(self.mainWindow)
        no_btt.text = "No"
        no_btt.callback_clicked_add(self.closePopup, self.confirmPopup)
        if ourCallback is not None:
            no_btt.callback_clicked_add(ourCallback, True)
        no_btt.show()
        # cancel close request
        cancel_btt = Button(self.mainWindow)
        cancel_btt.text = "Cancel"
        cancel_btt.callback_clicked_add(self.closePopup, self.confirmPopup)
        cancel_btt.show()
        # Save the file and then close button
        sav_btt = Button(self.mainWindow)
        sav_btt.text = "Yes"
        sav_btt.callback_clicked_add(self.saveFile)
        sav_btt.callback_clicked_add(self.closePopup, self.confirmPopup)
        sav_btt.show()

        # add buttons to popup
        self.confirmPopup.part_content_set("button1", no_btt)
        self.confirmPopup.part_content_set("button2", cancel_btt)
        self.confirmPopup.part_content_set("button3", sav_btt)
        self.confirmPopup.show()

    def saveAs(self):
        self.fileSelector.is_save_set(True)
        self.fileLabel.text = "<b>Save new file to where:</b>"
        self.flip.go(ELM_FLIP_ROTATE_XZ_CENTER_AXIS)

    def saveFile(self, obj=False):
        if self.mainEn.file_get()[0] == None or self.isNewFile:
            self.saveAs()
        else:
            self.mainEn.file_save()
            self.mainWindow.title_set(
                "%s - ePad" % self.mainEn.file_get()[0].split("/")[
                    len(self.mainEn.file_get()[0].split("/")) - 1])
            self.isSaved = True

    def closeChecks(self, obj):
        print(self.isSaved)
        if self.isSaved == False and self.confirmPopup == None:
            self.confirmSave(self.closeApp)
        else:
            self.closeApp()

    def closePopup(self, bt, confirmPopup):
        self.confirmPopup.delete()
        self.confirmPopup = None

    def closeApp(self, obj=False, trash=False):
        elementary.exit()

    def eventsCb(self, obj, src, event_type, event):
        #print event_type
        #print event.key
        #print "Control Key Status: %s" %event.modifier_is_set("Control")
        #print "Shift Key Status: %s" %event.modifier_is_set("Shift")
        #print event.modifier_is_set("Alt")
        if event.modifier_is_set("Control"):
            if event.key.lower() == "n":
                self.newFile()
            elif event.key.lower() == "s" and event.modifier_is_set("Shift"):
                self.saveAs()
            elif event.key.lower() == "s":
                self.saveFile()
            elif event.key.lower() == "o":
                self.openFile()

    def textFilter(self, obj, theText, data):
        #print theText

        #Block ctrl+hot keys
        if theText == "" or theText == "" or theText == "":
            return None
        else:
            return theText

    def launch(self, startingFile=False):
        if startingFile:
            self.fileSelected(self.fileSelector, startingFile, True)
        self.mainWindow.show()
Exemple #4
0
class Interface(object):
    def __init__(self):
        self.mainWindow = StandardWindow("epad", "Untitled - ePad",
                                         size=(600, 400))
        self.mainWindow.callback_delete_request_add(self.closeChecks)
        self.mainWindow.elm_event_callback_add(self.eventsCb)

        icon = Icon(self.mainWindow,
                    size_hint_weight=EXPAND_BOTH,
                    size_hint_align=FILL_BOTH)
        icon.standard_set('accessories-text-editor')
        icon.show()
        self.mainWindow.icon_object_set(icon.object_get())

        self.mainBox = Box(self.mainWindow,
                           size_hint_weight=EXPAND_BOTH,
                           size_hint_align=FILL_BOTH)
        self.mainBox.show()

        self.mainTb = ePadToolbar(self, self.mainWindow)
        self.mainTb.show()
        self.mainBox.pack_end(self.mainTb)

        # Initialize Text entry box
        print("Word wrap Initialized: {0}".format(self.wordwrap))
        self.entryInit()

        # Add label to show current cursor position
        if SHOW_POS:
            self.line_label = Label(self.mainWindow,
                                    size_hint_weight=EXPAND_HORIZ,
                                    size_hint_align=ALIGN_RIGHT)
            self.curChanged(self.mainEn, self.line_label)
            self.line_label.show()
            self.mainBox.pack_end(self.line_label)
            self.mainEn.callback_cursor_changed_add(self.curChanged,
                                                    self.line_label)

        # Build our file selector for saving/loading files
        self.fileBox = Box(self.mainWindow,
                           size_hint_weight=EXPAND_BOTH,
                           size_hint_align=FILL_BOTH)
        self.fileBox.show()

        self.fileLabel = Label(self.mainWindow,
                               size_hint_weight=EXPAND_HORIZ,
                               size_hint_align=FILL_BOTH, text="")
        self.fileLabel.show()

        self.fileSelector = Fileselector(self.mainWindow, is_save=False,
                                         expandable=False, folder_only=False,
                                         path=os.getenv("HOME"),
                                         size_hint_weight=EXPAND_BOTH,
                                         size_hint_align=FILL_BOTH)
        self.fileSelector.callback_done_add(self.fileSelected)
        self.fileSelector.show()

        self.fileBox.pack_end(self.fileLabel)
        self.fileBox.pack_end(self.fileSelector)

        # Flip object has the file selector on one side
        #   and the GUI on the other
        self.flip = Flip(self.mainWindow, size_hint_weight=EXPAND_BOTH,
                         size_hint_align=FILL_BOTH)
        self.flip.part_content_set("front", self.mainBox)
        self.flip.part_content_set("back", self.fileBox)
        self.mainWindow.resize_object_add(self.flip)
        self.flip.show()

        self.isSaved = True
        self.isNewFile = False
        self.confirmPopup = None

    def entryInit(self):
        self.mainEn = Entry(self.mainWindow, scrollable=True,
                            line_wrap=self.wordwrap, autosave=False,
                            size_hint_weight=EXPAND_BOTH,
                            size_hint_align=FILL_BOTH)
        self.mainEn.callback_changed_user_add(self.textEdited)
        self.mainEn.elm_event_callback_add(self.eventsCb)
        # self.mainEn.markup_filter_append(self.textFilter)
        self.mainEn.show()
        self.mainBox.pack_end(self.mainEn)

    def curChanged(self, entry, label):
        # get linear index into current text
        index = entry.cursor_pos_get()
        # Replace <br /> tag with single char
        #   to simplify (line, col) calculation
        tmp_text = entry.entry_get().replace("<br/>", "\n")
        line = tmp_text[:index].count("\n") + 1
        col = len(tmp_text[:index].split("\n")[-1]) + 1
        # Update label text with line, col
        label.text = "Ln {0} Col {1} ".format(line, col)

    def textEdited(self, obj):
        current_file = self.mainEn.file[0]
        current_file = \
            os.path.basename(current_file) if \
            current_file and not self.isNewFile else \
            "Untitled"
        self.mainWindow.title = "*%s - ePad" % (current_file)
        self.isSaved = False

    def fileSelected(self, fs, file_selected, onStartup=False):
        if not onStartup:
            self.flip.go(ELM_FLIP_INTERACTION_ROTATE)
        print(file_selected)
        IsSave = fs.is_save_get()
        if file_selected:
            if IsSave:
                newfile = open(file_selected, 'w')
                tmp_text = self.mainEn.entry_get()
                newfile.write(tmp_text)
                newfile.close()
                self.mainEn.file_set(file_selected, ELM_TEXT_FORMAT_PLAIN_UTF8)
                self.mainEn.entry_set(tmp_text)
                self.mainEn.file_save()
                self.mainWindow.title_set("%s - ePad"
                                          % os.path.basename(file_selected))
                self.isSaved = True
                self.isNewFile = False
            else:
                try:
                    self.mainEn.file_set(file_selected,
                                         ELM_TEXT_FORMAT_PLAIN_UTF8)
                except RuntimeError:
                    print("Empty file: {0}".format(file_selected))
                self.mainWindow.title_set("%s - ePad"
                                          % os.path.basename(file_selected))

    def newFile(self, obj=None, ignoreSave=False):
        if self.isSaved is True or ignoreSave is True:
            trans = Transit()
            trans.object_add(self.mainEn)
            trans.auto_reverse = True

            trans.effect_wipe_add(
                ELM_TRANSIT_EFFECT_WIPE_TYPE_HIDE,
                ELM_TRANSIT_EFFECT_WIPE_DIR_RIGHT)

            trans.duration = 0.5
            trans.go()

            time.sleep(0.5)

            self.mainWindow.title_set("Untitled - ePad")
            self.mainEn.delete()
            self.entryInit()
            self.isNewFile = True
        elif self.confirmPopup is None:
            self.confirmSave(self.newFile)

    def openFile(self, obj=None, ignoreSave=False):
        if self.isSaved is True or ignoreSave is True:
            self.fileSelector.is_save_set(False)
            self.fileLabel.text = "<b>Select a text file to open:</b>"
            self.flip.go(ELM_FLIP_ROTATE_YZ_CENTER_AXIS)
        elif self.confirmPopup is None:
            self.confirmSave(self.openFile)

    def confirmSave(self, ourCallback=None):
        self.confirmPopup = Popup(self.mainWindow,
                                  size_hint_weight=EXPAND_BOTH)
        self.confirmPopup.part_text_set("title,text", "File Unsaved")
        current_file = self.mainEn.file[0]
        current_file = \
            os.path.basename(current_file) if current_file else "Untitled"
        self.confirmPopup.text = "Save changes to '%s'?" % (current_file)
        # Close without saving button
        no_btt = Button(self.mainWindow)
        no_btt.text = "No"
        no_btt.callback_clicked_add(self.closePopup, self.confirmPopup)
        if ourCallback is not None:
            no_btt.callback_clicked_add(ourCallback, True)
        no_btt.show()
        # cancel close request
        cancel_btt = Button(self.mainWindow)
        cancel_btt.text = "Cancel"
        cancel_btt.callback_clicked_add(self.closePopup, self.confirmPopup)
        cancel_btt.show()
        # Save the file and then close button
        sav_btt = Button(self.mainWindow)
        sav_btt.text = "Yes"
        sav_btt.callback_clicked_add(self.saveFile)
        sav_btt.callback_clicked_add(self.closePopup, self.confirmPopup)
        sav_btt.show()

        # add buttons to popup
        self.confirmPopup.part_content_set("button1", no_btt)
        self.confirmPopup.part_content_set("button2", cancel_btt)
        self.confirmPopup.part_content_set("button3", sav_btt)
        self.confirmPopup.show()

    def saveAs(self):
        self.fileSelector.is_save_set(True)
        self.fileLabel.text = "<b>Save new file to where:</b>"
        self.flip.go(ELM_FLIP_ROTATE_XZ_CENTER_AXIS)

    def saveFile(self, obj=False):
        if self.mainEn.file_get()[0] is None or self.isNewFile:
            self.saveAs()
        else:
            self.mainEn.file_save()
            self.mainWindow.title_set("%s - ePad"
                                      % os.path.basename(self.mainEn.file[0]))
            self.isSaved = True

    def closeChecks(self, obj):
        print(self.isSaved)
        if self.isSaved is False and self.confirmPopup is None:
            self.confirmSave(self.closeApp)
        else:
            self.closeApp()

    def closePopup(self, bt, confirmPopup):
        self.confirmPopup.delete()
        self.confirmPopup = None

    def closeApp(self, obj=False, trash=False):
        elementary.exit()

    def eventsCb(self, obj, src, event_type, event):
        if event.modifier_is_set("Control"):
            if event.key.lower() == "n":
                self.newFile()
            elif event.key.lower() == "s" and event.modifier_is_set("Shift"):
                self.saveAs()
            elif event.key.lower() == "s":
                self.saveFile()
            elif event.key.lower() == "o":
                self.openFile()

    # Legacy hack no longer needed
    #  there was an issue in elementary entry where it would
    #  accept those character controls

    # def textFilter( self, obj, theText, data ):
    #    # Block ctrl+hot keys used in eventsCb
    #    #
    #    #             Ctrl O   Ctrl N   Ctrl S
    #    ctrl_block = [chr(14), chr(15), chr(19)]
    #    if theText in ctrl_block:
    #        return None
    #    else:
    #        return theText

    def launch(self, startingFile=False):
        if startingFile:
            self.fileSelected(self.fileSelector, startingFile, True)
        self.mainWindow.show()
Exemple #5
0
class Interface(object):
    def __init__(self):
        self.mainWindow = StandardWindow("epad", "Untitled - ePad",
                                         size=(600, 400))
        self.mainWindow.callback_delete_request_add(self.closeChecks)
        self.mainWindow.elm_event_callback_add(self.eventsCb)

        icon = Icon(self.mainWindow,
                    size_hint_weight=EXPAND_BOTH,
                    size_hint_align=FILL_BOTH)
        icon.standard_set('accessories-text-editor')
        icon.show()
        self.mainWindow.icon_object_set(icon.object_get())

        self.mainBox = Box(self.mainWindow,
                           size_hint_weight=EXPAND_BOTH,
                           size_hint_align=FILL_BOTH)
        self.mainBox.show()

        self.newInstance = NEW_INSTANCE
        self.mainTb = ePadToolbar(self, self.mainWindow)
        self.mainTb.focus_allow = False
        self.mainTb.show()
        self.mainBox.pack_end(self.mainTb)
        # Root User Notification
        if os.geteuid() == 0:
            printErr("Caution: Root User")
            if NOTIFY_ROOT:
                notifyBox = Box(self.mainWindow, horizontal=True)
                notifyBox.show()
                notify = Notify(self.mainWindow, size_hint_weight=EXPAND_BOTH,
                                align=(ELM_NOTIFY_ALIGN_FILL, 0.0),
                                content=notifyBox)
                notifyLabel = Label(self.mainWindow)
                notifyLabel.text = "<b><i>Root User</i></b>"
                notifyBox.pack_end(notifyLabel)
                notifyLabel.show()
                self.mainBox.pack_end(notifyBox)
        self.about = aboutWin(self, self.mainWindow)
        self.about.hide()
        # Initialize Text entry box and line label

        # FIXME: self.wordwrap initialized by ePadToolbar
        print("Word wrap Initialized: {0}".format(self.wordwrap))
        self.entryInit()

        # Build our file selector for saving/loading files
        self.fileBox = Box(self.mainWindow,
                           size_hint_weight=EXPAND_BOTH,
                           size_hint_align=FILL_BOTH)
        self.fileBox.show()

        self.fileLabel = Label(self.mainWindow,
                               size_hint_weight=EXPAND_HORIZ,
                               size_hint_align=FILL_BOTH, text="")
        self.fileLabel.show()
        self.lastDir = os.getenv("HOME")
        self.fileSelector = Fileselector(self.mainWindow, is_save=False,
                                         expandable=False, folder_only=False,
                                         hidden_visible=SHOW_HIDDEN,
                                         path=self.lastDir,
                                         size_hint_weight=EXPAND_BOTH,
                                         size_hint_align=FILL_BOTH)
        self.fileSelector.callback_done_add(self.fileSelected)
        self.fileSelector.callback_activated_add(self.fileSelected)
        self.fileSelector.callback_directory_open_add(self.updateLastDir)
        self.fileSelector.path_set(os.getcwd())
        self.fileSelector.show()

        self.fileBox.pack_end(self.fileLabel)
        self.fileBox.pack_end(self.fileSelector)

        # Flip object has the file selector on one side
        #   and the GUI on the other
        self.flip = Flip(self.mainWindow, size_hint_weight=EXPAND_BOTH,
                         size_hint_align=FILL_BOTH)
        self.flip.part_content_set("front", self.mainBox)
        self.flip.part_content_set("back", self.fileBox)
        self.mainWindow.resize_object_add(self.flip)
        self.flip.show()

        self.isSaved = True
        self.isNewFile = False
        self.confirmPopup = None
        self.fileExistsFlag = False

    def entryInit(self):
        self.mainEn = Entry(self.mainWindow, scrollable=True,
                            line_wrap=self.wordwrap, autosave=False,
                            size_hint_weight=EXPAND_BOTH,
                            size_hint_align=FILL_BOTH)
        self.mainEn.callback_changed_user_add(self.textEdited)
        self.mainEn.elm_event_callback_add(self.eventsCb)
        self.mainEn.callback_clicked_add(resetCloseMenuCount)
        # delete line lable if it exist so we can create and add new one
        #    Later need to rethink logic here
        try:
            self.line_label.delete()
        except AttributeError:
            pass
        # Add label to show current cursor position
        if SHOW_POS:
            self.line_label = Label(self.mainWindow,
                                    size_hint_weight=EXPAND_HORIZ,
                                    size_hint_align=ALIGN_RIGHT)

            self.mainEn.callback_cursor_changed_add(self.curChanged,
                                                    self.line_label)
            self.curChanged(self.mainEn, self.line_label)
            self.line_label.show()
            self.mainBox.pack_end(self.line_label)
        # self.mainEn.markup_filter_append(self.textFilter)

        self.mainEn.show()
        self.mainEn.focus_set(True)
        try:
            self.mainBox.pack_before(self.mainEn, self.line_label)
        except AttributeError:
            # line_label has not been initialized on first run
            #   Should have better logic on all this
            self.mainBox.pack_end(self.mainEn)

    def curChanged(self, entry, label):
        # get linear index into current text
        index = entry.cursor_pos_get()
        # Replace <br /> tag with single char
        #   to simplify (line, col) calculation
        tmp_text = markup_to_utf8(entry.entry_get())
        line = tmp_text[:index].count("\n") + 1
        col = len(tmp_text[:index].split("\n")[-1]) + 1
        # Update label text with line, col
        label.text = "Ln {0} Col {1} ".format(line, col)

    def textEdited(self, obj):
        current_file = self.mainEn.file[0]
        current_file = \
            os.path.basename(current_file) if \
            current_file and not self.isNewFile else \
            "Untitled"
        self.mainWindow.title = "*%s - ePad" % (current_file)
        self.isSaved = False

    def newFile(self, obj=None, ignoreSave=False):
        if self.newInstance:

            # sh does not properly handle space between -d and path
            command = "epad -d'{0}'".format(self.lastDir)
            print("Launching new instance: {0}".format(command))
            ecore.Exe(command, ecore.ECORE_EXE_PIPE_READ |
                      ecore.ECORE_EXE_PIPE_ERROR | ecore.ECORE_EXE_PIPE_WRITE)
            return
        if self.isSaved is True or ignoreSave is True:
            trans = Transit()
            trans.object_add(self.mainEn)
            trans.auto_reverse = True

            trans.effect_wipe_add(
                ELM_TRANSIT_EFFECT_WIPE_TYPE_HIDE,
                ELM_TRANSIT_EFFECT_WIPE_DIR_RIGHT)

            trans.duration = 0.5
            trans.go()

            time.sleep(0.5)

            self.mainWindow.title_set("Untitled - ePad")
            self.mainEn.delete()
            self.entryInit()
            self.isNewFile = True

        elif self.confirmPopup is None:
            self.confirmSave(self.newFile)
        self.mainEn.focus_set(True)

    def openFile(self, obj=None, ignoreSave=False):
        if self.isSaved is True or ignoreSave is True:
            self.fileSelector.is_save_set(False)
            self.fileLabel.text = "<b>Select a text file to open:</b>"
            self.flip.go(ELM_FLIP_ROTATE_YZ_CENTER_AXIS)
        elif self.confirmPopup is None:
            self.confirmSave(self.openFile)

    def confirmSave(self, ourCallback=None):
        self.confirmPopup = Popup(self.mainWindow,
                                  size_hint_weight=EXPAND_BOTH)
        self.confirmPopup.part_text_set("title,text", "File Unsaved")
        current_file = self.mainEn.file[0]
        current_file = \
            os.path.basename(current_file) if current_file else "Untitled"
        self.confirmPopup.text = "Save changes to '%s'?" % (current_file)
        # Close without saving button
        no_btt = Button(self.mainWindow)
        no_btt.text = "No"
        no_btt.callback_clicked_add(self.closePopup, self.confirmPopup)
        if ourCallback is not None:
            no_btt.callback_clicked_add(ourCallback, True)
        no_btt.show()
        # cancel close request
        cancel_btt = Button(self.mainWindow)
        cancel_btt.text = "Cancel"
        cancel_btt.callback_clicked_add(self.closePopup, self.confirmPopup)
        cancel_btt.show()
        # Save the file and then close button
        sav_btt = Button(self.mainWindow)
        sav_btt.text = "Yes"
        sav_btt.callback_clicked_add(self.saveFile)
        sav_btt.callback_clicked_add(self.closePopup, self.confirmPopup)
        sav_btt.show()

        # add buttons to popup
        self.confirmPopup.part_content_set("button1", no_btt)
        self.confirmPopup.part_content_set("button2", cancel_btt)
        self.confirmPopup.part_content_set("button3", sav_btt)
        self.confirmPopup.show()

    def saveAs(self):
        self.fileSelector.is_save_set(True)
        self.fileLabel.text = "<b>Save new file to where:</b>"
        self.flip.go(ELM_FLIP_ROTATE_XZ_CENTER_AXIS)

    def saveFile(self, obj=False):
        if self.mainEn.file_get()[0] is None or self.isNewFile:
            self.saveAs()
        else:
            file_selected = self.mainEn.file_get()[0]
            # Detect save errors as entry.file_save currently returns no errors
            #   even in the case where the file fails to save :(
            try:
                newfile = open(file_selected, 'w')
            except IOError as err:
                if err.errno == errno.EACCES:
                    errorMsg = ("Permision denied: <b>'%s'</b>."
                                "<br><br>Operation failed !!!"
                                % (file_selected))
                    errorPopup(self.mainWindow, errorMsg)
                else:
                    errorMsg = ("ERROR: %s: '%s'"
                                "<br><br>Operation failed !!!"
                                % (err.strerror, file_selected))
                    errorPopup(self.mainWindow, errorMsg)
                return
            newfile.close()
            # if entry is empty and the file does not exists then
            #   entry.file_save will destroy the file created about by the
            #   open statement above for some odd reason ...
            if not self.mainEn.is_empty:
                self.mainEn.file_save()
            self.mainWindow.title_set("%s - ePad"
                                      % os.path.basename(self.mainEn.file[0]))
            self.isSaved = True

    def doSelected(self, obj):

        # Something I should avoid but here I prefer a polymorphic function
        if isinstance(obj, Button):
            file_selected = self.fileSelector.selected_get()
        else:
            file_selected = obj

        IsSave = self.fileSelector.is_save_get()
        if file_selected:
            if IsSave:
                try:
                    newfile = open(file_selected, 'w')
                except IOError as err:
                    print("ERROR: {0}: '{1}'".format(err.strerror,
                                                     file_selected))
                    if err.errno == errno.EACCES:
                        errorMsg = ("Permision denied: <b>'%s'</b>."
                                    "<br><br>Operation failed !!!</br>"
                                    % (file_selected))
                        errorPopup(self.mainWindow, errorMsg)
                    else:
                        errorMsg = ("ERROR: %s: '%s'"
                                    "<br><br>Operation failed !!!</br>"
                                    % (err.strerror, file_selected))
                        errorPopup(self.mainWindow, errorMsg)
                    return
                tmp_text = self.mainEn.entry_get()
                # FIXME: Why save twice?
                newfile.write(tmp_text)
                newfile.close()
                # Suppress error message when empty file is saved
                try:
                    self.mainEn.file_set(file_selected,
                                         ELM_TEXT_FORMAT_PLAIN_UTF8)
                except RuntimeError:
                    print("Empty file saved:{0}".format(file_selected))
                self.mainEn.entry_set(tmp_text)
                # if empty file entry.file_save destroys file :(
                if len(tmp_text):
                    self.mainEn.file_save()
                self.mainWindow.title_set("%s - ePad"
                                          % os.path.basename(file_selected))
                self.isSaved = True
                self.isNewFile = False
            else:
                if os.path.isdir(file_selected):
                    print("ERROR: {0}: is a directory. "
                          "Could not set file.".format(file_selected))
                    current_file = os.path.basename(file_selected)
                    errorMsg = ("<b>'%s'</b> is a folder."
                                "<br><br>Operation failed !!!</br>"
                                % (current_file))
                    errorPopup(self.mainWindow, errorMsg)
                    return
                # Test to see if file can be opened to catch permission errors
                #   as entry.file_set function does not differentiate
                #   different possible errors.
                try:
                    with open(file_selected) as f:
                        tmp_text = f.readline()
                except IOError as err:

                    if err.errno == errno.ENOENT:
                        print("Creating New file '{0}'".format(file_selected))
                        # self.fileSelector.current_name_set(file_selected)
                        self.isSaved = False
                    elif err.errno == errno.EACCES:
                        print("ERROR: {0}: '{1}'".format(err.strerror,
                              file_selected))
                        errorMsg = ("Permision denied: <b>'%s'</b>."
                                    "<br><br>Operation failed !!!</br>"
                                    % (file_selected))
                        errorPopup(self.mainWindow, errorMsg)
                        return
                    else:
                        print("ERROR: {0}: '{1}'".format(err.strerror,
                              file_selected))
                        errorMsg = ("ERROR: %s: '%s'"
                                    "<br><br>Operation failed !!!</br>"
                                    % (err.strerror, file_selected))
                        errorPopup(self.mainWindow, errorMsg)
                        return
                try:
                    self.mainEn.file_set(file_selected,
                                         ELM_TEXT_FORMAT_PLAIN_UTF8)
                except RuntimeError as msg:
                    # Entry.file_set fails on empty files
                    print("Empty file: {0}".format(file_selected))
                self.mainWindow.title_set("%s - ePad"
                                          % os.path.basename(file_selected))

                self.mainEn.focus_set(True)

    def fileExists(self, filePath):

        self.confirmPopup = Popup(self.mainWindow,
                                  size_hint_weight=EXPAND_BOTH)

        # Add a table to hold dialog image and text to Popup
        tb = Table(self.confirmPopup, size_hint_weight=EXPAND_BOTH)
        self.confirmPopup.part_content_set("default", tb)
        tb.show()

        # Add dialog-error Image to table
        need_ethumb()
        icon = Icon(self.confirmPopup, thumb='True')
        icon.standard_set('dialog-question')
        # Using gksudo or sudo fails to load Image here
        #   unless options specify using preserving their existing environment.
        #   may also fail to load other icons but does not raise an exception
        #   in that situation.
        # Works fine using eSudo as a gksudo alternative,
        #   other alternatives not tested
        try:
            dialogImage = Image(self.confirmPopup,
                                size_hint_weight=EXPAND_HORIZ,
                                size_hint_align=FILL_BOTH,
                                file=icon.file_get())
            tb.pack(dialogImage, 0, 0, 1, 1)
            dialogImage.show()
        except RuntimeError:
            # An error message is displayed for this same error
            #   when aboutWin is initialized so no need to redisplay.
            pass
        # Add dialog text to table
        dialogLabel = Label(self.confirmPopup, line_wrap=ELM_WRAP_WORD,
                            size_hint_weight=EXPAND_HORIZ,
                            size_hint_align=FILL_BOTH)
        current_file = os.path.basename(filePath)
        dialogLabel.text = "'%s' already exists. Overwrite?<br><br>" \
                           % (current_file)
        tb.pack(dialogLabel, 1, 0, 1, 1)
        dialogLabel.show()

        # Close without saving button
        no_btt = Button(self.mainWindow)
        no_btt.text = "No"
        no_btt.callback_clicked_add(self.closePopup, self.confirmPopup)
        no_btt.show()
        # Save the file and then close button
        sav_btt = Button(self.mainWindow)
        sav_btt.text = "Yes"
        sav_btt.callback_clicked_add(self.doSelected)
        sav_btt.callback_clicked_add(self.closePopup, self.confirmPopup)
        sav_btt.show()

        # add buttons to popup
        self.confirmPopup.part_content_set("button1", no_btt)
        self.confirmPopup.part_content_set("button3", sav_btt)
        self.confirmPopup.show()

    def fileSelected(self, fs, file_selected, onStartup=False):
        if not onStartup:
            self.flip.go(ELM_FLIP_INTERACTION_ROTATE)
            # Markup can end up in file names because file_selector name_entry
            #   is an elementary entry. So lets sanitize file_selected.
            file_selected = markup_to_utf8(file_selected)
        if file_selected:
            print("File Selected: {0}".format(file_selected))
            self.lastDir = os.path.dirname(file_selected)
            fs.path_set(self.lastDir)
            # This fails if file_selected does not exist yet
            try:
                fs.selected = file_selected
            except RuntimeError:
                # FIXME: would be nice if I could set fileSelector name entry
                pass

        IsSave = fs.is_save_get()

        if file_selected:
            if IsSave:
                if os.path.isdir(file_selected):
                    current_file = os.path.basename(file_selected)
                    errorMsg = ("<b>'%s'</b> is a folder."
                                "<br><br>Operation failed !!!"
                                % (current_file))
                    errorPopup(self.mainWindow, errorMsg)
                    return
                elif os.path.exists(file_selected):
                    self.fileExistsFlag = True
                    self.fileExists(file_selected)
                    return
        self.doSelected(file_selected)

    def updateLastDir(self, fs, path):
        self.lastDir = path

    def closeChecks(self, obj):
        print("File is Saved: ", self.isSaved)
        if not self.flip.front_visible_get():
            self.flip.go(ELM_FLIP_ROTATE_XZ_CENTER_AXIS)
        elif self.isSaved is False and self.confirmPopup is None:
            self.confirmSave(self.closeApp)
        else:
            self.closeApp()

    def closePopup(self, bt, confirmPopup):
        self.confirmPopup.delete()
        self.confirmPopup = None

    def showAbout(self):
        self.about.launch()

    def closeApp(self, obj=False, trash=False):
        elementary.exit()

    def eventsCb(self, obj, src, event_type, event):
        if event.modifier_is_set("Control"):
            if event.key.lower() == "n":
                self.newFile()
            elif event.key.lower() == "s" and event.modifier_is_set("Shift"):
                self.saveAs()
            elif event.key.lower() == "s":
                self.saveFile()
            elif event.key.lower() == "o":
                self.openFile()
            elif event.key.lower() == "h":
                if not self.flip.front_visible_get():
                    toggleHidden(self.fileSelector)
            elif event.key.lower() == "q":
                closeCtrlChecks(self)

    # Legacy hack no longer needed
    #  there was an issue in elementary entry where it would
    #  accept those character controls

    # def textFilter( self, obj, theText, data ):
    #    # Block ctrl+hot keys used in eventsCb
    #    #
    #    #             Ctrl O   Ctrl N   Ctrl S
    #    ctrl_block = [chr(14), chr(15), chr(19)]
    #    if theText in ctrl_block:
    #        return None
    #    else:
    #        return theText

    def launch(self, start=[]):
        if start and start[0] and os.path.dirname(start[0]) == '':
                start[0] = os.getcwd() + '/' + start[0]
        if start and start[0]:
            if os.path.isdir(os.path.dirname(start[0])):
                self.fileSelected(self.fileSelector, start[0], True)
            else:
                print("Error: {0} is an Invalid Path".format(start))
                errorMsg = ("<b>'%s'</b> is an Invalid path."
                            "<br><br>Open failed !!!" % (start))
                errorPopup(self.mainWindow, errorMsg)
        if start and start[1]:
            if os.path.isdir(start[1]):
                print("Initializing file selection path: {0}".format(start[1]))
                self.fileSelector.path_set(start[1])
                self.lastDir = start[1]
            else:
                print("Error: {0} is an Invalid Path".format(start[1]))
        self.mainWindow.show()