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authorTimothy Pearson <kb9vqf@pearsoncomputing.net>2011-11-08 12:31:36 -0600
committerTimothy Pearson <kb9vqf@pearsoncomputing.net>2011-11-08 12:31:36 -0600
commitd796c9dd933ab96ec83b9a634feedd5d32e1ba3f (patch)
tree6e3dcca4f77e20ec8966c666aac7c35bd4704053 /examples/tooltip/tooltip.cpp
downloadtqt3-d796c9dd933ab96ec83b9a634feedd5d32e1ba3f.tar.gz
tqt3-d796c9dd933ab96ec83b9a634feedd5d32e1ba3f.zip
Test conversion to TQt3 from Qt3 8c6fc1f8e35fd264dd01c582ca5e7549b32ab731
Diffstat (limited to 'examples/tooltip/tooltip.cpp')
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diff --git a/examples/tooltip/tooltip.cpp b/examples/tooltip/tooltip.cpp
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+/****************************************************************************
+**
+** Copyright (C) 1992-2008 Trolltech ASA. All rights reserved.
+**
+** This file is part of an example program for TQt. This example
+** program may be used, distributed and modified without limitation.
+**
+*****************************************************************************/
+
+#include "tooltip.h"
+#include <qapplication.h>
+#include <qpainter.h>
+#include <stdlib.h>
+
+
+DynamicTip::DynamicTip( TQWidget * parent )
+ : TQToolTip( parent )
+{
+ // no explicit initialization needed
+}
+
+
+void DynamicTip::maybeTip( const TQPoint &pos )
+{
+ if ( !parentWidget()->inherits( "TellMe" ) )
+ return;
+
+ TQRect r( ((TellMe*)parentWidget())->tip(pos) );
+ if ( !r.isValid() )
+ return;
+
+ TQString s;
+ s.sprintf( "position: %d,%d", r.center().x(), r.center().y() );
+ tip( r, s );
+}
+
+
+TellMe::TellMe( TQWidget * parent , const char * name )
+ : TQWidget( parent, name )
+{
+ setMinimumSize( 30, 30 );
+ r1 = randomRect();
+ r2 = randomRect();
+ r3 = randomRect();
+
+ t = new DynamicTip( this );
+
+ TQToolTip::add( this, r3, "this color is called red" ); // <- helpful
+}
+
+
+TellMe::~TellMe()
+{
+ delete t;
+ t = 0;
+}
+
+
+void TellMe::paintEvent( TQPaintEvent * e )
+{
+ TQPainter p( this );
+
+ // I try to be efficient here, and repaint only what's needed
+
+ if ( e->rect().intersects( r1 ) ) {
+ p.setBrush( blue );
+ p.drawRect( r1 );
+ }
+
+ if ( e->rect().intersects( r2 ) ) {
+ p.setBrush( blue );
+ p.drawRect( r2 );
+ }
+
+ if ( e->rect().intersects( r3 ) ) {
+ p.setBrush( red );
+ p.drawRect( r3 );
+ }
+}
+
+
+void TellMe::mousePressEvent( TQMouseEvent * e )
+{
+ if ( r1.contains( e->pos() ) )
+ r1 = randomRect();
+ if ( r2.contains( e->pos() ) )
+ r2 = randomRect();
+ repaint();
+}
+
+
+void TellMe::resizeEvent( TQResizeEvent * )
+{
+ if ( !rect().contains( r1 ) )
+ r1 = randomRect();
+ if ( !rect().contains( r2 ) )
+ r2 = randomRect();
+}
+
+
+TQRect TellMe::randomRect()
+{
+ return TQRect( ::rand() % (width() - 20), ::rand() % (height() - 20),
+ 20, 20 );
+}
+
+
+TQRect TellMe::tip( const TQPoint & p )
+{
+ if ( r1.contains( p ) )
+ return r1;
+ else if ( r2.contains( p ) )
+ return r2;
+ else
+ return TQRect( 0,0, -1,-1 );
+}