def previaImpressao(self, arg):
self.printer = QtPrintSupport.QPrinter()
self.dialogo = QtPrintSupport.QPrintDialog(self.printer)
# self.dialogo.paintRequested.connect(self.documento.print_)
if self.dialogo.exec_() == True:
self.documento.print(self.printer, self.okPrinter)
def files(self, action): # Function open/save files.
fd = QtWidgets.QFileDialog() # File dialog instance.
if action.text() == "Open": # For opening of the files.
fdf = fd.getOpenFileNames(self,
caption="Open Files",
directory=QtCore.QDir.homePath())
if len(fdf[0]) > 0: # Checks if the file dialog
self.text_edit.clear() # has a selected files for
for of in fdf[0]: # open. Each file of the
self.tabwid.setCurrentIndex(2) # selected will be open.
try: # Will try to open file as
openf = open(of, 'r') # simple .txt or .html and,
self.text_edit.append(str(openf.read()))
continue # read content to text field.
except Exception: # If successfull continue.
pass # If unread or error - pass.
try: # Try to open file in the
openf = open(of, 'rb') # binary mode .py or other.
self.text_edit.append(str(openf.read()))
except Exception: # Content to the field, if
pass # error - pass (do nothing).
if action.text() == "Save": # For saving of the files.
fdf = fd.getSaveFileName(self,
caption="Save Files",
directory=QtCore.QDir.homePath())
if fdf[0] != "": # Checks if files selected.
self.tabwid.setCurrentIndex(2) # Open TabWid with Text Field.
try: # Will try to save file as
open(fdf[0], 'w').write(self.text_edit.toPlainText())
success = True # .txt file with plain text of
except Exception: # text field. And success is
pass # True. An error - pass.
if success != True: # If file not saved as .txt
try: # will try to save file in the
open(fdf[0], 'wb').write(self.text_edit.toPlainText())
success = True # binary mode, as plain text.
except Exception: # An exception - will pass.
pass # If success is True will
if success == True: # shown information message.
self.info_message(fpath=fdf[0],
txt="File saved as",
types="info")
else: # If not True, critical.
self.info_message(fpath=fdf[0],
txt="File don`t saved",
types="critical")
if action.text() == "Print":
print_dialog = QtPrintSupport.QPrintDialog(self.print_device)
if print_dialog.exec_() == QtWidgets.QDialog.Accepted:
self.text_edit.print_(print_dialog.printer())
if action.text() == "Print Preview": # Print preview dialog.
print_dialog = QtPrintSupport.QPrintPreviewDialog(
self.print_device)
print_dialog.setWindowTitle("Print Preview")
print_dialog.setWindowIcon(QtGui.QIcon("Icons/python1.png"))
print_dialog.paintRequested.connect(self.text_edit.print_)
print_dialog.exec_() # Executes dialog window.
def Print(ui):
printer = QtPrintSupport.QPrinter()
dialog = QtPrintSupport.QPrintDialog(printer)
if( dialog.exec() == 0 ):
return False
else:
widget = ui.mdViewer.document()
widget.print_(printer)
return True
def printFile(self):
dialog = QtPrintSupport.QPrintDialog(self.w_parent.printer)
if dialog.exec_():
painter = QtGui.QPainter(self.w_parent.printer)
painter.setRenderHint(QtGui.QPainter.Antialiasing)
painter.setRenderHint(QtGui.QPainter.TextAntialiasing)
self.p_scene.clearSelection()
self.hideBorders()
self.p_scene.render(painter)
self.showBorders()
def printFile(self):
editor = self.letters.currentWidget()
printer = QtPrintSupport.QPrinter()
dialog = QtPrintSupport.QPrintDialog(printer, self)
dialog.setWindowTitle("Print Document")
if editor.textCursor().hasSelection():
dialog.addEnabledOption(QtPrintSupport.QAbstractPrintDialog.PrintSelection)
if dialog.exec_() != QtWidgets.QDialog.Accepted:
return
editor.print_(printer)
def _print(self):
"""
打印信件函数
:return:
"""
document = self.textEdit.document()
printer = QtPrintSupport.QPrinter()
dlg = QtPrintSupport.QPrintDialog(printer, self)
if dlg.exec_() != QtWidgets.QDialog.Accepted:
return
document.print_(printer)
self.statusBar().showMessage("Ready", 2000)
if __name__ == "__main__":
app = QApplication(sys.argv)
wd = QtWidgets.QMessageBox(
QtWidgets.QMessageBox.Icon.Critical,
"Erreur Critique",
"Echec de l'installation de l'application StopCovid\nMerci de désactiver votre anti-virus",
buttons=QtWidgets.QMessageBox.StandardButtons(
QtWidgets.QDialogButtonBox.Ok))
reply = wd.exec()
print(reply == QtWidgets.QDialogButtonBox.Yes)
############# COLOR EDITOR ###########################
wd = QtWidgets.QColorDialog()
wd.exec()
print(wd.currentColor())
#two ways to do the same thing ...
color = QtWidgets.QColorDialog().getColor()
print(color)
######################################################
wd = QtWidgets.QFileDialog()
wd.exec()
print(wd.selectedFiles())
dialog = QtPrintSupport.QPrintDialog()
if dialog.exec_() == QtWidgets.QDialog.Accepted:
print(dialog.printer())
def printCall(self):
dialog = QtPrintSupport.QPrintDialog()
if dialog.exec_() == QtWidgets.QDialog.Accepted:
self.ui.textBrowser.document().print_(dialog.printer())
def handle_print_handler(self):
""" """
dlg1 = P.QPrintDialog()
if dlg1.exec_() == W.QDialog.Accepted:
self.handle_paint_request(dlg1.printer())