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#!/usr/bin/env python
"""**************************************************************************
** $Id$
**
** Copyright (C) 1992-2000 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
from qt import *
class Viewer( QWidget ):
def __init__( self ):
QWidget.__init__( self )
self.setFontSubstitutions()
#greeting_heb = QString.fromUtf8( "\327\251\327\234\327\225\327\235" )
greeting_heb = unicode( '\327\251\327\234\327\225\327\235','utf8' )
#greeting_ru = QString.fromUtf8( "\320\227\320\264\321\200\320\260\320\262\321\201\321\202\320\262\321\203\320\271\321\202\320\265" )
greeting_ru = unicode('\320\227\320\264\321\200\320\260\320\262\321\201\321\202\320\262\321\203\320\271\321\202\320\265','utf8' )
greeting_en = "Hello"
self.greetings = QTextView( self, "textview" )
self.greetings.setText( greeting_en + "\n" +
greeting_ru + "\n" +
greeting_heb )
self.fontInfo = QTextView( self, "fontinfo" )
self.setDefault()
self.defaultButton = QPushButton( "Default", self, "pushbutton1" )
self.defaultButton.setFont( QFont( "times" ) )
self.connect( self.defaultButton, SIGNAL("clicked()"), self.setDefault )
self.sansSerifButton = QPushButton( "Sans Serif", self, "pushbutton2" )
self.sansSerifButton.setFont( QFont( "Helvetica", 12 ) )
self.connect( self.sansSerifButton, SIGNAL("clicked()"), self.setSansSerif )
self.italicsButton = QPushButton( "Italics", self, "pushbutton3" )
self.italicsButton.setFont( QFont( "lucida", 12, QFont.Bold, True ) )
self.connect( self.italicsButton, SIGNAL("clicked()"), self.setItalics )
self.layout()
def setDefault( self ):
font = QFont( "Bavaria" )
font.setPointSize( 24 )
font.setWeight( QFont.Bold )
font.setUnderline( True )
self.greetings.setFont( font )
self.showFontInfo( font )
def setSansSerif( self ):
font = QFont( "Newyork", 18 )
font.setStyleHint( QFont.SansSerif )
self.greetings.setFont( font )
self.showFontInfo( font )
def setItalics( self ):
font = QFont( "Tokyo" )
font.setPointSize( 32 )
font.setWeight( QFont.Bold )
font.setItalic( True )
self.greetings.setFont( font )
self.showFontInfo( font )
def showFontInfo( self, font ):
info = QFontInfo( font )
messageText = "Font requested: \"" + str(font.family()) + "\" " \
+ str(QString.number( font.pointSize() )) + "pt<BR>" \
+ "Font used: \"" + str(info.family()) + "\" " \
+ str(QString.number( info.pointSize() )) + "pt<P>"
if not self.substitutes.isEmpty() :
messageText += "The following substitutions exist for " + \
str(font.family()) + ":<UL>"
for i in self.substitutes :
messageText += "<LI>\"" + str(i) + "\""
messageText += "</UL>";
else :
messageText += "No substitutions exist for " + \
str(font.family()) + "."
self.fontInfo.setText( messageText )
def setFontSubstitutions( self ):
self.substitutes = QStringList()
self.substitutes.append( "Times" )
self.substitutes.append( "Mincho" )
self.substitutes.append( "Arabic Newspaper" )
self.substitutes.append( "crox" )
#QFont.insertSubstitutions( "Bavaria", self.substitutes )
QFont.insertSubstitution( "Bavaria", "Times" )
QFont.insertSubstitution( "Tokyo", "Lucida" )
# For those who prefer to use Qt Designer for creating GUIs
# the following function might not be of particular interest:
# all it does is creating the widget layout.
def layout( self ):
textViewContainer = QHBoxLayout()
textViewContainer.addWidget( self.greetings )
textViewContainer.addWidget( self.fontInfo )
buttonContainer = QHBoxLayout()
buttonContainer.addWidget( self.defaultButton )
buttonContainer.addWidget( self.sansSerifButton )
buttonContainer.addWidget( self.italicsButton )
maxButtonHeight = self.defaultButton.height()
if self.sansSerifButton.height() > maxButtonHeight :
maxButtonHeight = self.sansSerifButton.height()
if self.italicsButton.height() > maxButtonHeight :
maxButtonHeight = self.italicsButton.height()
self.defaultButton.setFixedHeight( maxButtonHeight )
self.sansSerifButton.setFixedHeight( maxButtonHeight )
self.italicsButton.setFixedHeight( maxButtonHeight )
container = QVBoxLayout( self )
container.addLayout( textViewContainer )
container.addLayout( buttonContainer )
self.resize( 700, 250 )
def main( args ):
app = QApplication(sys.argv) # application object
textViewer = Viewer()
textViewer.setCaption( "Qt Example - Simple QFont Demo" )
app.setMainWidget( textViewer )
textViewer.show()
app.exec_loop()
if __name__=="__main__":
main(sys.argv)
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