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#!/usr/bin/env python
#############################################################################
# %{APPNAME} - PyQT application template for KDevelop
#
# Translated from C++ qmakeapp.cpp
# (qmakeapp.cpp - Copyright (C) 1992-2002 Trolltech AS. All rights reserved.)
#
# This file is part of an example program for Qt. This example
# program may be used, distributed and modified without limitation.
#
#############################################################################
import sys
import os.path
from qt import *
import documentdetails
false = 0
true = 1
def load_QPixMap(fileName):
f = open(os.path.join(sys.path[0],fileName),"r")
result = QPixmap(f.readlines())
f.close()
return result
class %{APPNAME}(QMainWindow):
"""An application called %{APPNAME}."""
def __init__(self):
QMainWindow.__init__(self, None, "%{APPNAME}")
self.initIcons()
self.setup()
self.initPrinter()
self.initToolBar()
self.initMenu()
self.initMainWidget()
self.setCaption(self.appTitle)
def setup(self):
self.appTitle = "%{APPNAME} - PyQT Application Example"
self.menu = [
('&File',
[('&New', self.slotNewFile),
('&Open...', self.slotOpenFile, self.openIcon),
('&Save', self.slotSaveFile, self.saveIcon),
('Save &as...', self.slotSaveAs),
('&Print...', self.slotPrint, self.printIcon),
('&Edit details...', self.slotEditDetails),
(None,)]),
('&Help',
[('&About', self.slotAbout),
('About &QT', self.slotAboutQT),
(None, ),
('What\'s this', self.slotWhatsThis)])
]
self.toolbar = [
("filetools", "file operations", "File Operations",
[("fileopen",
(self.openIcon, "open file", "Open File", self.slotOpenFile),
"<p>Click this button to open a <em>new file</em>. <br>" + \
"You can also select the <b>Open</b> command " + \
"from the <b>File</b> menu.</p>"),
("filesave",
(self.saveIcon, "save file", "Save File", self.slotSaveFile),
"<p>Click this button to save the file you " + \
"are editing. You will be prompted for a file name.\n" + \
"You can also select the <b>Save</b> command " + \
"from the <b>File</b> menu.</p>"),
("fileprint",
(self.printIcon, "print file", "Print File", self.slotPrint),
"Click this button to print the file you " + \
"are editing.\n You can also select the Print " + \
"command from the File menu."
)])]
self.fileName = ""
def initMainWidget(self):
self.editor = QTextEdit(self, "editor")
self.editor.setFocus()
self.setCentralWidget(self.editor)
self.statusBar().message("Ready", 2000)
self.resize(450,600)
def initPrinter(self):
self.printer = QPrinter()
def initIcons(self):
self.openIcon = QIconSet( load_QPixMap("fileopen.pyxpm"))
self.saveIcon = QIconSet( load_QPixMap("filesave.pyxpm"))
self.printIcon = QIconSet( load_QPixMap("fileprint.pyxpm"))
def initToolBar(self):
self.toolbars = {}
for (toolBarID, toolBarName, toolBarDescr, toolBarButtons) in self.toolbar:
self.toolbars[toolBarID] = QToolBar(self, toolBarName)
self.toolbars[toolBarID].setLabel(toolBarDescr)
for (buttonID, (buttonIcon, buttonName, buttonText, buttonSlot), whatsThisText) in toolBarButtons:
toolButton = QToolButton(buttonIcon, buttonText, "", buttonSlot, self.toolbars[toolBarID], buttonName)
QWhatsThis.add( toolButton, whatsThisText )
self.whatsThisButton = QWhatsThis.whatsThisButton(self.toolbars[toolBarID])
def initMenu(self):
for (menuName, subMenu) in self.menu:
menu = QPopupMenu(self)
self.menuBar().insertItem( menuName, menu )
for menuOption in subMenu:
if len(menuOption)==1:
menu.insertSeparator()
elif len(menuOption)==2:
menu.insertItem( menuOption[0], menuOption[1] )
elif len(menuOption)==3:
menu.insertItem( menuOption[2], \
menuOption[0], \
menuOption[1] )
def slotNewFile(self):
ed = %{APPNAME}()
ed.setCaption(self.appTitle)
ed.show()
def slotOpenFile(self):
fileName = str(QFileDialog.getOpenFileName("", "", self))
print(fileName)
if not fileName=="":
self.load(fileName)
else:
self.statusBar().message("Loading aborted", 2000)
def slotSaveFile(self):
if self.fileName=="":
self.saveAs()
return
self.save()
def slotSaveAs(self):
pass
def slotPrint(self):
margin = 10
pageno = 1
if self.printer.setup(self):
self.statusBar().message("Printing...");
p = QPainter()
if not p.begin(self.printer): return
p.setFont( self.editor.font() )
yPos = 0
fontMetrics = p.fontMetrics()
metrics = QPaintDeviceMetrics(self.printer)
for i in range(self.editor.lines()):
if margin + yPos > metrics.height() - margin:
pageNo += 1
self.statusBar().message("Printing (page " + pageNo + ")...")
self.printer.newPage()
yPos = 0
p.drawText( margin, margin+yPos, \
metrics.width(), \
fontMetrics.lineSpacing(), \
QPainter.ExpandTabs | QPainter.DontClip, \
self.editor.text(i) )
yPos += fontMetrics.lineSpacing()
p.end()
self.statusBar().message("Printing completed", 2000)
else:
self.statusBar().message("Printing aborted", 2000)
def slotClose(self):
pass
def slotQuit(self):
pass
def slotEditDetails(self):
docDet = documentdetails.documentDetails(self)
docDet.show()
def slotWhatsThis(self):
self.whatsThis()
def slotAbout(self):
QMessageBox.about(self, self.appTitle, \
"This example demonstrates the simple use of\n" + \
"QMainWindow, QMenuBar and QToolBar using QT\n" + \
"and Python.")
def slotAboutQT(self):
QMessageBox.aboutQt(self, self.appTitle)
def load(self,fileName):
f = open(fileName,"r")
if f:
self.editor.setText( f.read() )
self.editor.setModified(false)
self.setCaption(fileName)
self.statusBar().message("Loaded document " + fileName, 2000)
self.fileName = fileName
else:
self.statusBar().message("Could not load " + fileName, 5000)
return
def saveAs(self):
fileName = str(QFileDialog.getSaveFileName(None, None, self))
if fileName!="":
self.fileName = fileName
self.save()
else:
self.statusBar().message("Saving aborted", 2000)
def save(self):
if self.fileName=="":
self.saveAs()
return
text = str(self.editor.text())
try:
f = open(self.fileName, "w")
f.write(text)
except:
self.statusBar().message("Could not write to " + self.fileName)
f.close()
return
f.close()
self.editor.setModified(false)
self.setCaption(self.fileName)
self.statusBar().message( "File " + self.fileName + " saved", 2000)
def closeEvent(self, closeEvent):
if not self.editor.isModified():
closeEvent.accept()
return
yesNoCancel = QMessageBox.information(self, self.appTitle,
"Do you want to save the changes\n" + \
"to the document?", \
"Yes", "No", "Cancel",
0, 1)
if yesNoCancel == 0:
self.save()
closeEvent.accept()
elif yesNoCancel == 1:
closeEvent.accept()
else:
closeEvent.ignore()
def main(args):
app=QApplication(args)
mainWindow = %{APPNAME}()
mainWindow.show()
app.connect(app, TQ_SIGNAL("lastWindowClosed()"), app, TQ_SLOT("quit()"))
app.exec_loop()
if __name__ == "__main__":
main(sys.argv)
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