def _on_show_detail(self):
dlg = QTextEdit(self)
dlg.setReadOnly(True)
geo = QApplication.desktop().screenGeometry()
dlg.setGeometry(geo.width() / 2,
geo.height() / 2,
geo.width() / 4,
geo.height() / 4)
dlg.setWindowTitle('Error Detail Information')
dlg.setText(self.property('history'))
dlg.setWindowFlags(Qt.Dialog)
dlg.show()
class PythonCompleter(QCompleter, object):
def __init__(self):
super(PythonCompleter, self).__init__()
self._info = None
self._file_path = None
self._model_strings = list()
self._reset_list = True
self._string_model = QStringListModel(self._model_strings, self)
self._refresh_completer = True
self._sub_activated = False
self._last_imports = None
self._last_lines = None
self._last_path = None
self._current_defined_imports = None
self._last_path_and_part = None
self._current_sub_functions = None
self._last_column = 0
self.setCompletionMode(self.PopupCompletion)
self.setCaseSensitivity(Qt.CaseInsensitive)
self.setModel(self._string_model)
self.setWrapAround(False)
self.activated.connect(self._on_insert_completion)
def setWidget(self, widget):
super(PythonCompleter, self).setWidget(widget)
self.setParent(widget)
def keyPressEvent(self):
return
def show_info_popup(self, info=None):
self._info = QTextEdit()
self._info.setEnabled(False)
self._info.setWindowFlags(Qt.Popup)
self._info.show()
def get_imports(self, paths=None):
imports = self._get_available_modules(paths=paths)
imports.sort()
return imports
def get_sub_imports(self, path):
"""
Returns namespace in a module
:param path: str
:return: str
"""
defined = code.get_defined(path)
defined.sort()
return defined
def clear_completer_list(self):
self._string_model.setStringList([])
def text_under_cursor(self):
cursor = self.widget().textCursor()
cursor.select(cursor.LineUnderCursor)
return cursor.selectedText()
def set_filepath(self, file_path):
if not file_path:
return
self._file_path = file_path
def handle_text(self, text):
"""
Parses a single line of text
:param text: str
:return: bool
"""
if not text:
return False
cursor = self.widget().textCursor()
column = cursor.columnNumber() - 1
if column < self._last_column:
self._last_column = column
return False
self._last_column = column
if column == 1:
return False
text = str(text)
passed = self.handle_from_import(text, column)
if passed:
return True
passed = self.handle_sub_import(text, column)
if passed:
return True
passed = self.handle_import_load(text, cursor)
if passed:
return True
return False
def handle_import(self, text):
m = re.search(r'(from|import)(?:\s+?)(\w*)', text)
if m:
# TODO: Find available modules in Python path
pass
def handle_sub_import(self, text, column):
m = re.search(r'(from|import)(?:\s+?)(\w*.?\w*)\.(\w*)$', text)
if m:
if column < m.end(2):
return False
from_module = m.group(2)
module_path = code.get_package_path_from_name(from_module)
last_part = m.group(3)
if module_path:
defined = self.get_imports(module_path)
self._string_model.setStringList(defined)
self.setCompletionPrefix(last_part)
self.popup().setCurrentIndex(self.completionModel().index(
0, 0))
return True
return False
def handle_import_load(self, text, cursor):
column = cursor.columnNumber() - 1
text = text[:cursor.columnNumber()]
m = re.search(r'\s*([a-zA-Z0-9._]+)\.([a-zA-Z0-9_]*)$', text)
block_number = cursor.blockNumber()
line_number = block_number + 1
all_text = self.widget().toPlainText()
scope_text = all_text[:(cursor.position() - 1)]
if m and m.group(2):
scope_text = all_text[:(cursor.position() - len(m.group(2)) + 1)]
if not m:
return False
assignment = m.group(1)
if column < m.end(1):
return False
sub_m = re.search(r'(from|import)\s+(%s)' % assignment, text)
if sub_m:
return False
path = None
sub_part = None
target = None
text = self.widget().toPlainText()
lines = fileio.get_text_lines(text)
# Search for assignments
assign_map = code.get_ast_assignment(scope_text, line_number - 1,
assignment)
if assign_map:
if assignment in assign_map:
target = assign_map[assignment]
else:
split_assignment = assignment.split('.')
inc = 1
while assignment not in assign_map:
sub_assignment = string.join(split_assignment[:(inc * -1)],
'.')
if sub_assignment in assign_map:
target = assign_map[sub_assignment]
break
inc += 1
if inc > (len(split_assignment) - 1):
break
sub_part = string.join(split_assignment[inc:], '.')
module_name = m.group(1)
if target and len(target) == 2:
if target[0] == 'import':
module_name = target[1]
if not target[0] == 'import':
module_name = target[0]
sub_part = target[1]
# import from module
if module_name:
imports = None
if lines == self.last_lines:
imports = self.last_imports
if not imports:
imports = code.get_line_imports(lines)
self._last_imports = imports
self._last_lines = lines
if module_name in imports:
path = imports[module_name]
if module_name not in imports:
split_assignment = module_name.split('.')
last_part = split_assignment[-1]
if last_part in imports:
path = imports[last_part]
if path and not sub_part:
test_text = ''
defined = None
if path == self.last_path:
defined = self.current_defined_imports
if len(m.groups()) > 0:
test_text = m.group(2)
if not defined:
defined = self.get_imports(path)
if defined:
self._current_defined_imports = defined
else:
defined = self.get_sub_imports(path)
custom_defined = self.custom_import_load(
assign_map, module_name)
if custom_defined:
defined = custom_defined
if defined:
if test_text and test_text[0].islower():
defined.sort(key=str.swapcase)
self._string_model.setStringList(defined)
self.setCompletionPrefix(test_text)
self.setCaseSensitivity(Qt.CaseInsensitive)
self.popup().setCurrentIndex(self.completionModel().index(
0, 0))
return True
# import from a class of a module
if path and sub_part:
sub_functions = None
if self.last_path_and_part:
if path == self.last_path_and_part[
0] and sub_part == self.last_path_and_part[1]:
sub_functions = self.current_sub_functions
if not sub_functions:
sub_functions = code.get_ast_class_sub_functions(
path, sub_part)
if sub_functions:
self._current_sub_functions = sub_functions
self._last_path_and_part = [path, sub_part]
if not sub_functions:
return False
test_text = ''
if len(m.groups()) > 0:
test_text = m.group(2)
if test_text and test_text[0].islower():
sub_functions.sort(key=str.swapcase)
self._string_model.setStringList(sub_functions)
self.setCompletionPrefix(test_text)
self.setCaseSensitivity(Qt.CaseInsensitive)
self.popup().setCurrentIndex(self.completionModel().index(
0, 0))
return True
module_name = m.group(1)
if module_name:
custom_defined = self.custom_import_load(assign_map, module_name)
test_text = ''
if len(m.groups()) > 0:
test_text = m.group(2)
if test_text and test_text[0].islower():
custom_defined.sort(key=str.swapcase)
self._string_model.setStringList(custom_defined)
self.setCompletionPrefix(test_text)
self.setCaseSensitivity(Qt.CaseInsensitive)
self.popup().setCurrentIndex(self.completionModel().index(0, 0))
return True
return False
def handle_from_import(self, text, column):
m = re.search(
r'(from)(?:\s+?)(\w*.?\w*)(?:\s+?)(import)(?:\s+?)(\w+)?$', text)
if m:
if column < m.end(3):
return False
from_module = m.group(2)
module_path = code.get_package_path_from_name(from_module)
last_part = m.group(4)
if not last_part:
last_part = ''
if module_path:
defined = self.get_imports(module_path)
self._string_model.setStringList(defined)
self.setCompletionPrefix(last_part)
self.popup().setCurrentIndex(self.completionModel().index(
0, 0))
return True
return False
def custom_import_load(self, assign_map, moduel_name):
return
def _get_available_modules(self, paths=None):
imports = list()
if not paths:
paths = sys.path
if paths:
paths = python.force_list(paths)
for path in paths:
fix_path = path_utils.normalize_path(path)
stuff_in_folder = folder_utils.get_files_and_folders(fix_path)
for file_or_folder in stuff_in_folder:
folder_path = path_utils.join_path(fix_path, file_or_folder)
files = folder_utils.get_files_with_extension('py',
folder_path,
full_path=False)
if '__init__.py' in files:
imports.append(str(file_or_folder))
python_files = folder_utils.get_files_with_extension(
'py', fix_path, full_path=False)
for python_file in python_files:
if python_file.startswith('__'):
continue
python_file_name = python_file.split('.')[0]
imports.append(str(python_file_name))
if imports:
imports = list(set(imports))
return imports
def _on_insert_completion(self, completion_string):
widget = self.widget()
cursor = widget.textCursor()
if completion_string == self.completionPrefix():
return
extra = len(self.completionPrefix())
cursor.movePosition(QTextCursor.Left, cursor.KeepAnchor, extra)
cursor.removeSelectedText()
cursor.insertText(completion_string)
widget.setTextCursor(cursor)
class MainWindow(QMainWindow):
def __init__(self, url):
super().__init__()
self.setAttribute(Qt.WA_DeleteOnClose, True)
self.progress = 0
f = QFile()
f.setFileName(":/jquery.min.js")
f.open(QIODevice.ReadOnly)
self.jQuery = f.readAll().data().decode()
self.jQuery += "\nvar qt = { 'jQuery': jQuery.noConflict(true) };"
f.close()
self.view = QWebEngineView(self)
self.view.load(url)
self.view.loadFinished.connect(self.adjustLocation)
self.view.titleChanged.connect(self.adjustTitle)
self.view.loadProgress.connect(self.setProgress)
self.view.loadFinished.connect(self.finishLoading)
self.locationEdit = QLineEdit(self)
self.locationEdit.setSizePolicy(
QSizePolicy.Expanding,
self.locationEdit.sizePolicy().verticalPolicy())
self.locationEdit.returnPressed.connect(self.changeLocation)
toolBar = self.addToolBar(self.tr("Navigation"))
toolBar.addAction(self.view.pageAction(QWebEnginePage.Back))
toolBar.addAction(self.view.pageAction(QWebEnginePage.Forward))
toolBar.addAction(self.view.pageAction(QWebEnginePage.Reload))
toolBar.addAction(self.view.pageAction(QWebEnginePage.Stop))
toolBar.addWidget(self.locationEdit)
viewMenu = self.menuBar().addMenu(self.tr("&View"))
viewSourceAction = QAction(self.tr("Page Source"), self)
viewSourceAction.triggered.connect(self.viewSource)
viewMenu.addAction(viewSourceAction)
effectMenu = self.menuBar().addMenu(self.tr("&Effect"))
effectMenu.addAction(self.tr("Highlight all links"),
self.highlightAllLinks)
self.rotateAction = QAction(self)
self.rotateAction.setIcon(self.style().standardIcon(
QStyle.SP_FileDialogDetailedView))
self.rotateAction.setCheckable(True)
self.rotateAction.setText(self.tr("Turn images upside down"))
self.rotateAction.toggled.connect(self.rotateImages)
effectMenu.addAction(self.rotateAction)
toolsMenu = self.menuBar().addMenu(self.tr("&Tools"))
toolsMenu.addAction(self.tr("Remove GIF images"), self.removeGifImages)
toolsMenu.addAction(self.tr("Remove all inline frames"),
self.removeInlineFrames)
toolsMenu.addAction(self.tr("Remove all object elements"),
self.removeObjectElements)
toolsMenu.addAction(self.tr("Remove all embedded elements"),
self.removeEmbeddedElements)
self.setCentralWidget(self.view)
@Slot()
def adjustLocation(self):
self.locationEdit.setText(self.view.url().toString())
@Slot()
def changeLocation(self):
url = QUrl.fromUserInput(self.locationEdit.text())
self.view.load(url)
self.view.setFocus()
@Slot()
def adjustTitle(self):
if self.progress <= 0 or self.progress >= 100:
self.setWindowTitle(self.view.title())
else:
self.setWindowTitle("%s (%2d)" %
(self.view.title(), self.progress))
@Slot(int)
def setProgress(self, p):
self.progress = p
self.adjustTitle()
@Slot()
def finishLoading(self):
self.progress = 100
self.adjustTitle()
self.view.page().runJavaScript(self.jQuery)
self.rotateImages(self.rotateAction.isChecked())
@Slot()
def viewSource(self):
self.textEdit = QTextEdit()
self.textEdit.setAttribute(Qt.WA_DeleteOnClose)
self.textEdit.adjustSize()
self.textEdit.move(self.geometry().center() -
self.textEdit.rect().center())
self.textEdit.show()
self.view.page().toHtml(self.textEdit.setPlainText)
@Slot()
def highlightAllLinks(self):
code = "qt.jQuery('a').each( function () { qt.jQuery(this).css('background-color', 'yellow') } )"
self.view.page().runJavaScript(code)
@Slot(bool)
def rotateImages(self, invert):
code = ""
if invert:
code = "qt.jQuery('img').each( function () { qt.jQuery(this).css('transition', 'transform 2s'); qt.jQuery(this).css('transform', 'rotate(180deg)') } )" # noqa: E501
else:
code = "qt.jQuery('img').each( function () { qt.jQuery(this).css('transition', 'transform 2s'); qt.jQuery(this).css('transform', 'rotate(0deg)') } )" # noqa: E501
self.view.page().runJavaScript(code)
@Slot()
def removeGifImages(self):
code = "qt.jQuery('[src*=gif]').remove()"
self.view.page().runJavaScript(code)
@Slot()
def removeInlineFrames(self):
code = "qt.jQuery('iframe').remove()"
self.view.page().runJavaScript(code)
@Slot()
def removeObjectElements(self):
code = "qt.jQuery('object').remove()"
self.view.page().runJavaScript(code)
@Slot()
def removeEmbeddedElements(self):
code = "qt.jQuery('embed').remove()"
self.view.page().runJavaScript(code)