editor_dialog.py

   1 # BiaWeb Website content manager (c) 2010 V.Harishankar
   2 # Editor dialog class
   3
   4 import PyQt4
   5 import ui_editor_dialog
   6 import highlighter
   7
   8 class EditorDialog (PyQt4.QtGui.QDialog, ui_editor_dialog.Ui_EditorDialog):
   9         def __init__ (self, master, title, init_text):
  10                 PyQt4.QtGui.QDialog.__init__ (self, master)
  11                 self.setupUi (self)
  12
  13                 # set the flags to a normal maximizable window
  14                 self.setWindowFlags (PyQt4.QtCore.Qt.Window)
  15
  16                 # set the title
  17                 self.setWindowTitle ("Editor - " + title)
  18
  19                 # set text highlighting
  20                 highlighter.SimpleHtmlHighlighter (self.text.document ())
  21
  22                 self.text.setPlainText (init_text)
  23                 # set modified flag to false
  24                 self.modified = False
  25
  26         # when cancelled check if modified and confirm first
  27         def reject (self):
  28                 # if modified ask confirmation first
  29                 if self.modified == True:
  30                         ans = PyQt4.QtGui.QMessageBox.question (self, "Confirm",
  31                                                 "Changes will be lost. Are you sure you wish to cancel editing?",
  32                                                 PyQt4.QtGui.QMessageBox.Yes, PyQt4.QtGui.QMessageBox.No)
  33                         # if confirmed
  34                         if ans == PyQt4.QtGui.QMessageBox.Yes:
  35                                 PyQt4.QtGui.QDialog.reject (self)
  36                 # not modified
  37                 else:
  38                         PyQt4.QtGui.QDialog.reject (self)
  39
  40         def onTextChanged (self):
  41                 self.modified = True