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278 lines
7.7 KiB
278 lines
7.7 KiB
#!/usr/bin/env python
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# A simple application.
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import sys, string
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from PyTQt.tqt import *
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fileopen = [
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'16 13 5 1',
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'. c #040404',
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'# c #808304',
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'a c None',
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'b c #f3f704',
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'c c #f3f7f3',
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'aaaaaaaaa...aaaa',
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'aaaaaaaa.aaa.a.a',
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'aaaaaaaaaaaaa..a',
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'a...aaaaaaaa...a',
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'.bcb.......aaaaa',
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'.cbcbcbcbc.aaaaa',
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'.bcbcbcbcb.aaaaa',
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'.cbcb...........',
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'.bcb.#########.a',
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'.cb.#########.aa',
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'.b.#########.aaa',
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'..#########.aaaa',
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'...........aaaaa'
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]
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filesave = [
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'14 14 4 1',
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'. c #040404',
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'# c #808304',
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'a c #bfc2bf',
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'b c None',
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'..............',
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'.#.aaaaaaaa.a.',
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'.#.aaaaaaaa...',
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'.#.aaaaaaaa.#.',
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'.#.aaaaaaaa.#.',
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'.#.aaaaaaaa.#.',
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'.#.aaaaaaaa.#.',
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'.##........##.',
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'.############.',
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'.##.........#.',
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'.##......aa.#.',
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'.##......aa.#.',
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'.##......aa.#.',
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'b.............'
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]
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fileprint = [
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'16 14 6 1',
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'. c #000000',
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'# c #848284',
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'a c #c6c3c6',
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'b c #ffff00',
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'c c #ffffff',
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'd c None',
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'ddddd.........dd',
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'dddd.cccccccc.dd',
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'dddd.c.....c.ddd',
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'ddd.cccccccc.ddd',
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'ddd.c.....c....d',
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'dd.cccccccc.a.a.',
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'd..........a.a..',
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'.aaaaaaaaaa.a.a.',
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'.............aa.',
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'.aaaaaa###aa.a.d',
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'.aaaaaabbbaa...d',
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'.............a.d',
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'd.aaaaaaaaa.a.dd',
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'dd...........ddd'
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]
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fileOpenText = \
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'''<img source="fileopen">
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Click this button to open a <em>new file</em>.<br><br>
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You can also select the <b>Open</b> command from the <b>File</b> menu.'''
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fileSaveText = \
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'''Click this button to save the file you are editing.<br><br>
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You will be prompted for a filename.<br><br>
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You can also select the <b>Save</b> command from the <b>File</b> menu.'''
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filePrintText = \
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'''Click this button to print the file you are editing.<br><br>
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You can also select the <b>Print</b> command from the <b>File</b> menu.'''
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editorList = []
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class ApplicationWindow(TQMainWindow):
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def __init__(self):
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TQMainWindow.__init__(self,None,'example application main window',TQt.WDestructiveClose)
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self.filename = TQString.null
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self.printer = TQPrinter()
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self.fileTools = TQToolBar(self,'file operations')
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openIcon = TQPixmap(fileopen)
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self.fileOpen = TQToolButton(TQIconSet(openIcon),'Open File',TQString.null,self.load,self.fileTools,'open file')
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saveIcon = TQPixmap(filesave)
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self.fileSave = TQToolButton(TQIconSet(saveIcon),'Save File',TQString.null,self.save,self.fileTools,'save file')
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printIcon = TQPixmap(fileprint)
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self.filePrint = TQToolButton(TQIconSet(printIcon),'Print File',TQString.null,self.printDoc,self.fileTools,'print file')
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TQWhatsThis.whatsThisButton(self.fileTools)
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TQWhatsThis.add(self.fileOpen,fileOpenText)
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TQMimeSourceFactory.defaultFactory().setPixmap('fileopen',openIcon)
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TQWhatsThis.add(self.fileSave,fileSaveText)
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TQWhatsThis.add(self.filePrint,filePrintText)
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self.file = TQPopupMenu(self)
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self.menuBar().insertItem('&File',self.file)
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self.file.insertItem('&New',self.newDoc,TQt.CTRL + TQt.Key_N)
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id = self.file.insertItem(TQIconSet(openIcon),'&Open',self.load,TQt.CTRL + TQt.Key_O)
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self.file.setWhatsThis(id,fileOpenText)
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id = self.file.insertItem(TQIconSet(saveIcon),'&Save',self.save,TQt.CTRL + TQt.Key_S)
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self.file.setWhatsThis(id,fileSaveText)
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id = self.file.insertItem('Save &as',self.saveAs)
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self.file.setWhatsThis(id,fileSaveText)
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self.file.insertSeparator()
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id = self.file.insertItem(TQIconSet(printIcon),'&Print',self.printDoc,TQt.CTRL + TQt.Key_P)
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self.file.setWhatsThis(id,filePrintText)
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self.file.insertSeparator()
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self.file.insertItem('&Close',self,SLOT('close()'),TQt.CTRL + TQt.Key_W)
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self.file.insertItem('&Quit',tqApp,SLOT('closeAllWindows()'),TQt.CTRL + TQt.Key_Q)
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self.help = TQPopupMenu(self)
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self.menuBar().insertSeparator()
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self.menuBar().insertItem('&Help',self.help)
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self.help.insertItem('&About',self.about,TQt.Key_F1)
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self.help.insertItem('About &TQt',self.aboutTQt)
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self.e = TQMultiLineEdit(self,'editor')
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self.e.setFocus()
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self.setCentralWidget(self.e)
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self.statusBar().message('Ready',2000)
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self.resize(450,600)
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def newDoc(self):
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ed = ApplicationWindow()
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ed.show()
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editorList.append(ed)
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def load(self):
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fn = TQFileDialog.getOpenFileName(TQString.null,TQString.null,self)
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if fn.isEmpty():
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self.statusBar().message('Loading aborted',2000)
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return
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fileName = str(fn)
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self.e.setAutoUpdate(0)
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self.e.clear()
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try:
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f = open(fileName,'r')
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except:
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return
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for l in f.readlines():
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self.e.append(l.rstrip())
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f.close()
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self.e.setAutoUpdate(1)
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self.e.repaint()
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self.e.setEdited(0)
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self.setCaption(fileName)
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self.statusBar().message('Loaded document %s' % (fileName),2000)
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def save(self):
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if self.filename.isEmpty():
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self.saveAs()
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return
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try:
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f = open(str(self.filename),'w+')
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except:
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self.statusBar().message('Could not write to %s' % (self.filename),2000)
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return
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f.write(str(self.e.text()))
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f.close()
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self.e.setEdited(0)
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self.setCaption(self.filename)
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self.statusBar().message('File %s saved' % (self.filename),2000)
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def saveAs(self):
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fn = TQFileDialog.getSaveFileName(TQString.null,TQString.null,self)
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if not fn.isEmpty():
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self.filename = fn
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self.save()
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else:
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self.statusBar().message('Saving aborted',2000)
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def printDoc(self):
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Margin = 10
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pageNo = 1
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if self.printer.setup(self):
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self.statusBar().message('Printing...')
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p = TQPainter()
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p.begin(self.printer)
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p.setFont(self.e.font())
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yPos = 0
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fm = p.fontMetrics()
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metrics = TQPaintDeviceMetrics(self.printer)
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for i in range(self.e.numLines):
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if Margin + yPos > metrics.height() - Margin:
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pageNo = pageNo + 1
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self.statusBar().message('Printing (page %d)...' % (pageNo))
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self.printer.newPage()
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yPos = 0
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p.drawText(Margin,Margin + yPos,metrics.width(),fm.lineSpacing(),TQt.ExpandTabs | TQt.DontClip,self.e.textLine(i))
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yPos = yPos + fm.lineSpacing()
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p.end()
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self.statusBar().message('Printing completed',2000)
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else:
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self.statusBar().message('Printing aborted',2000)
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def closeEvent(self,ce):
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if not self.e.edited():
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ce.accept()
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return
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rc = TQMessageBox.information(self,'TQt Application Example',
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'The document has been changed since the last save.',
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'Save Now','Cancel','Leave Anyway',0,1)
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if rc == 0:
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self.save()
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ce.accept()
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elif rc == 2:
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ce.accept()
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else:
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ce.ignore()
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def about(self):
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TQMessageBox.about(self,'TQt Application Example',
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'This example demonstrates simple use of TQMainWindow,\nTQMenuBar and TQToolBar.')
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def aboutTQt(self):
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TQMessageBox.aboutTQt(self,'TQt Application Example')
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a = TQApplication(sys.argv)
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mw = ApplicationWindow()
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mw.setCaption('Document 1')
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mw.show()
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a.connect(a, SIGNAL('lastWindowClosed()'), a, SLOT('quit()'))
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a.exec_loop()
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