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Diffstat (limited to 'examples/tooltip.py')
-rwxr-xr-x | examples/tooltip.py | 105 |
1 files changed, 105 insertions, 0 deletions
diff --git a/examples/tooltip.py b/examples/tooltip.py new file mode 100755 index 0000000..13025e3 --- /dev/null +++ b/examples/tooltip.py @@ -0,0 +1,105 @@ +#!/usr/bin/env python + +"""************************************************************************** +** $Id: tooltip.py,v 1.1 2003/07/01 14:18:37 phil Exp $ +** +** Copyright (C) 1992-2000 Trolltech AS. All rights reserved. +** +** This file is part of an example program for TQt. This example +** program may be used, distributed and modified without limitation. +** +***************************************************************************""" + +import sys +from python_tqt.qt import * +from random import random + +class DynamicTip( TQToolTip ): + def __init__( self, parent ): + TQToolTip.__init__( self, parent ) + + def maybeTip( self, pos ): + #if not self.parent.inherits( "TellMe" ): + if TQToolTip(self).parentWidget().inherits( "TellMe" ) : + return + r = TQRect( TQToolTip(self).parentWidget().tip(pos) ) + if not r.isValid(): + return + + s = TQString( "position: %d,%d" % (r.center().x(), r.center().y()) ) + TQToolTip(self).tip( r, s ) + + +class TellMe( TQWidget ): + def __init__( self, parent=None, name=None ): + TQWidget.__init__( self, parent, name ) + + self.setMinimumSize( 30, 30 ) + self.r1 = self.randomRect() + self.r2 = self.randomRect() + self.r3 = self.randomRect() + + self.t = DynamicTip( self ) + + TQToolTip.add( self, self.r3, "this color is called red" ) # <- helpful + + def paintEvent( self, e ): + + p = TQPainter( self ) + + # I try to be efficient here, and repaint only what's needed + if e.rect().intersects( self.r1 ): + p.setBrush( TQt.blue ) + p.drawRect( self.r1 ) + + if e.rect().intersects( self.r2 ): + p.setBrush( TQt.blue ) + p.drawRect( self.r2 ) + + if e.rect().intersects( self.r3 ): + p.setBrush( TQt.red ) + p.drawRect( self.r3 ) + + def mousePressEvent( self, e ): + + if self.r1.contains( e.pos() ): + self.r1 = self.randomRect() + if self.r2.contains( e.pos() ): + self.r2 = self.randomRect() + self.repaint() + + def resizeEvent( self, e ): + + if not self.rect().contains( self.r1 ): + self.r1 = self.randomRect() + if not self.rect().contains( self.r2 ): + self.r2 = self.randomRect() + + def randomRect( self ): + return TQRect( int(random() * (self.width() - 20)), int(random() * (self.height() - 20)), 20, 20 ) + + def tip( self, p ): + + if self.r1.contains( p ): + return self.r1 + elif self.r2.contains( p ): + return self.r2 + else: + return TQRect( 0,0, -1,-1 ) + + def __del__( self ): + del self.t + self.t = None + +def main( args ): + a = TQApplication( args ) + + mw = TellMe() + mw.setCaption( "TQt Example - Dynamic Tool Tips" ) + a.setMainWidget( mw ) + mw.show() + + a.exec_loop() + +if __name__=="__main__": + main(sys.argv) |