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author | Timothy Pearson <kb9vqf@pearsoncomputing.net> | 2011-11-08 12:31:36 -0600 |
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committer | Timothy Pearson <kb9vqf@pearsoncomputing.net> | 2011-11-08 12:31:36 -0600 |
commit | d796c9dd933ab96ec83b9a634feedd5d32e1ba3f (patch) | |
tree | 6e3dcca4f77e20ec8966c666aac7c35bd4704053 /examples/tooltip | |
download | tqt3-d796c9dd933ab96ec83b9a634feedd5d32e1ba3f.tar.gz tqt3-d796c9dd933ab96ec83b9a634feedd5d32e1ba3f.zip |
Test conversion to TQt3 from Qt3 8c6fc1f8e35fd264dd01c582ca5e7549b32ab731
Diffstat (limited to 'examples/tooltip')
-rw-r--r-- | examples/tooltip/README | 8 | ||||
-rw-r--r-- | examples/tooltip/main.cpp | 23 | ||||
-rw-r--r-- | examples/tooltip/tooltip.cpp | 116 | ||||
-rw-r--r-- | examples/tooltip/tooltip.doc | 33 | ||||
-rw-r--r-- | examples/tooltip/tooltip.h | 43 | ||||
-rw-r--r-- | examples/tooltip/tooltip.pro | 11 |
6 files changed, 234 insertions, 0 deletions
diff --git a/examples/tooltip/README b/examples/tooltip/README new file mode 100644 index 000000000..cdfe50cd2 --- /dev/null +++ b/examples/tooltip/README @@ -0,0 +1,8 @@ +The tooltip example demonstrates advanced use of tool tips. + +There are dynamic tool tips on the blue rectanges - QToolTip asks +tooltip whether to display anything, and if so, what. The Right Thing +happens when you click on the rectangles. + +There is also a static tool tip on the red rectangle. + diff --git a/examples/tooltip/main.cpp b/examples/tooltip/main.cpp new file mode 100644 index 000000000..fa02f0e86 --- /dev/null +++ b/examples/tooltip/main.cpp @@ -0,0 +1,23 @@ +/**************************************************************************** +** +** 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 <qapplication.h> +#include "tooltip.h" + +int main( int argc, char ** argv ) +{ + TQApplication a( argc, argv ); + + TellMe mw; + mw.setCaption( "TQt Example - Dynamic Tool Tips" ); + a.setMainWidget( &mw ); + mw.show(); + + return a.exec(); +} diff --git a/examples/tooltip/tooltip.cpp b/examples/tooltip/tooltip.cpp new file mode 100644 index 000000000..628c4d94f --- /dev/null +++ b/examples/tooltip/tooltip.cpp @@ -0,0 +1,116 @@ +/**************************************************************************** +** +** 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 ); +} diff --git a/examples/tooltip/tooltip.doc b/examples/tooltip/tooltip.doc new file mode 100644 index 000000000..41800ff07 --- /dev/null +++ b/examples/tooltip/tooltip.doc @@ -0,0 +1,33 @@ +/* +*/ +/*! \page tooltip-example.html + + \ingroup examples + \title Advanced use of tool tips + + This example widget demonstrates how to use tool tips for static and + dynamic regions within a widget. + + It displays two blue and one red rectangle. The blue ones move every + time you click on them, the red one is static. There are dynamic + tool tips on the blue rectangles and a static tool tip on the red one. + + <hr> + + Header file: + + \include tooltip/tooltip.h + + <hr> + + Implementation: + + \include tooltip/tooltip.cpp + + <hr> + + Main: + + \include tooltip/main.cpp +*/ + diff --git a/examples/tooltip/tooltip.h b/examples/tooltip/tooltip.h new file mode 100644 index 000000000..c9d26d9ac --- /dev/null +++ b/examples/tooltip/tooltip.h @@ -0,0 +1,43 @@ +/**************************************************************************** +** +** 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 <qwidget.h> +#include <qtooltip.h> + + +class DynamicTip : public TQToolTip +{ +public: + DynamicTip( TQWidget * parent ); + +protected: + void maybeTip( const TQPoint & ); +}; + + +class TellMe : public TQWidget +{ + Q_OBJECT +public: + TellMe( TQWidget * parent = 0, const char * name = 0 ); + ~TellMe(); + + TQRect tip( const TQPoint & ); + +protected: + void paintEvent( TQPaintEvent * ); + void mousePressEvent( TQMouseEvent * ); + void resizeEvent( TQResizeEvent * ); + +private: + TQRect randomRect(); + + TQRect r1, r2, r3; + DynamicTip * t; +}; diff --git a/examples/tooltip/tooltip.pro b/examples/tooltip/tooltip.pro new file mode 100644 index 000000000..d0c2fdb47 --- /dev/null +++ b/examples/tooltip/tooltip.pro @@ -0,0 +1,11 @@ +TEMPLATE = app +TARGET = tooltip + +CONFIG += qt warn_on release +DEPENDPATH = ../../include + +REQUIRES = large-config + +HEADERS = tooltip.h +SOURCES = main.cpp \ + tooltip.cpp |