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authorTimothy Pearson <[email protected]>2011-11-08 12:31:36 -0600
committerTimothy Pearson <[email protected]>2011-11-08 12:31:36 -0600
commitd796c9dd933ab96ec83b9a634feedd5d32e1ba3f (patch)
tree6e3dcca4f77e20ec8966c666aac7c35bd4704053 /examples/demo/dnd/styledbutton.cpp
downloadtqt3-d796c9dd933ab96ec83b9a634feedd5d32e1ba3f.tar.gz
tqt3-d796c9dd933ab96ec83b9a634feedd5d32e1ba3f.zip
Test conversion to TQt3 from Qt3 8c6fc1f8e35fd264dd01c582ca5e7549b32ab731
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+/**********************************************************************
+** Copyright (C) 2005-2008 Trolltech ASA. All rights reserved.
+**
+** This file is part of TQt Designer.
+**
+** This file may be used under the terms of the GNU General
+** Public License versions 2.0 or 3.0 as published by the Free
+** Software Foundation and appearing in the files LICENSE.GPL2
+** and LICENSE.GPL3 included in the packaging of this file.
+** Alternatively you may (at your option) use any later version
+** of the GNU General Public License if such license has been
+** publicly approved by Trolltech ASA (or its successors, if any)
+** and the KDE Free TQt Foundation.
+**
+** Please review the following information to ensure GNU General
+** Public Licensing retquirements will be met:
+** http://trolltech.com/products/qt/licenses/licensing/opensource/.
+** If you are unsure which license is appropriate for your use, please
+** review the following information:
+** http://trolltech.com/products/qt/licenses/licensing/licensingoverview
+** or contact the sales department at [email protected].
+**
+** Licensees holding valid TQt Commercial licenses may use this file in
+** accordance with the TQt Commercial License Agreement provided with
+** the Software.
+**
+** This file is provided "AS IS" with NO WARRANTY OF ANY KIND,
+** INCLUDING THE WARRANTIES OF DESIGN, MERCHANTABILITY AND FITNESS FOR
+** A PARTICULAR PURPOSE. Trolltech reserves all rights not granted
+** herein.
+**
+**********************************************************************/
+
+#include "styledbutton.h"
+
+#include <qcolordialog.h>
+#include <qpalette.h>
+#include <qlabel.h>
+#include <qpainter.h>
+#include <qimage.h>
+#include <qpixmap.h>
+#include <qapplication.h>
+#include <qdragobject.h>
+#include <qstyle.h>
+
+StyledButton::StyledButton(TQWidget* parent, const char* name)
+ : TQButton( parent, name ), pix( 0 ), spix( 0 ), edit( ColorEditor ), s( 0 ), mousePressed( FALSE )
+{
+ setMinimumSize( minimumSizeHint() );
+ setAcceptDrops( TRUE );
+
+ connect( this, SIGNAL(clicked()), SLOT(onEditor()));
+}
+
+StyledButton::StyledButton( const TQBrush& b, TQWidget* parent, const char* name, WFlags f )
+ : TQButton( parent, name, f ), spix( 0 ), s( 0 )
+{
+ col = b.color();
+ pix = b.pixmap();
+ setMinimumSize( minimumSizeHint() );
+}
+
+StyledButton::~StyledButton()
+{
+ if ( pix ) {
+ delete pix;
+ pix = 0;
+ }
+ if ( spix ) {
+ delete spix;
+ spix = 0;
+ }
+}
+
+void StyledButton::setEditor( EditorType e )
+{
+ if ( edit == e )
+ return;
+
+ edit = e;
+ update();
+}
+
+StyledButton::EditorType StyledButton::editor() const
+{
+ return edit;
+}
+
+void StyledButton::setColor( const TQColor& c )
+{
+ col = c;
+ update();
+}
+
+void StyledButton::setPixmap( const TQPixmap & pm )
+{
+ if ( !pm.isNull() ) {
+ delete pix;
+ pix = new TQPixmap( pm );
+ } else {
+ delete pix;
+ pix = 0;
+ }
+ scalePixmap();
+}
+
+TQColor StyledButton::color() const
+{
+ return col;
+}
+
+TQPixmap* StyledButton::pixmap() const
+{
+ return pix;
+}
+
+bool StyledButton::scale() const
+{
+ return s;
+}
+
+void StyledButton::setScale( bool on )
+{
+ if ( s == on )
+ return;
+
+ s = on;
+ scalePixmap();
+}
+
+TQSize StyledButton::sizeHint() const
+{
+ return TQSize( 50, 25 );
+}
+
+TQSize StyledButton::minimumSizeHint() const
+{
+ return TQSize( 50, 25 );
+}
+
+void StyledButton::scalePixmap()
+{
+ delete spix;
+
+ if ( pix ) {
+ spix = new TQPixmap( 6*width()/8, 6*height()/8 );
+ TQImage img = pix->convertToImage();
+
+ spix->convertFromImage( s? img.smoothScale( 6*width()/8, 6*height()/8 ) : img );
+ } else {
+ spix = 0;
+ }
+
+ update();
+}
+
+void StyledButton::resizeEvent( TQResizeEvent* e )
+{
+ scalePixmap();
+ TQButton::resizeEvent( e );
+}
+
+void StyledButton::drawButton( TQPainter *paint )
+{
+ style().drawPrimitive(TQStyle::PE_ButtonBevel, paint, rect(), colorGroup(),
+ isDown() ? TQStyle::Style_Sunken : TQStyle::Style_Default);
+ drawButtonLabel(paint);
+
+ if (hasFocus())
+ style().drawPrimitive(TQStyle::PE_FocusRect, paint,
+ style().subRect(TQStyle::SR_PushButtonFocusRect, this),
+ colorGroup(), TQStyle::Style_Default);
+}
+
+void StyledButton::drawButtonLabel( TQPainter *paint )
+{
+ TQColor pen = isEnabled() ?
+ hasFocus() ? palette().active().buttonText() : palette().inactive().buttonText()
+ : palette().disabled().buttonText();
+ paint->setPen( pen );
+
+ if(!isEnabled()) {
+ paint->setBrush( TQBrush( colorGroup().button() ) );
+ }
+ else if ( edit == PixmapEditor && spix ) {
+ paint->setBrush( TQBrush( col, *spix ) );
+ paint->setBrushOrigin( width()/8, height()/8 );
+ } else
+ paint->setBrush( TQBrush( col ) );
+
+ paint->drawRect( width()/8, height()/8, 6*width()/8, 6*height()/8 );
+}
+
+void StyledButton::onEditor()
+{
+ switch (edit) {
+ case ColorEditor: {
+ TQColor c = TQColorDialog::getColor( palette().active().background(), this );
+ if ( c.isValid() ) {
+ setColor( c );
+ emit changed();
+ }
+ } break;
+ case PixmapEditor: {
+ TQPixmap p;
+ /*
+ if ( pixmap() )
+ p = qChoosePixmap( this,*pixmap() );
+ else
+ p = qChoosePixmap( this, TQPixmap() );
+ if ( !p.isNull() ) {
+ setPixmap( p );
+ emit changed();
+ }
+ */
+ } break;
+ default:
+ break;
+ }
+}
+
+void StyledButton::mousePressEvent(TQMouseEvent* e)
+{
+ TQButton::mousePressEvent(e);
+ mousePressed = TRUE;
+ pressPos = e->pos();
+}
+
+void StyledButton::mouseMoveEvent(TQMouseEvent* e)
+{
+ TQButton::mouseMoveEvent( e );
+#ifndef QT_NO_DRAGANDDROP
+ if ( !mousePressed )
+ return;
+ if ( ( pressPos - e->pos() ).manhattanLength() > TQApplication::startDragDistance() ) {
+ if ( edit == ColorEditor ) {
+ TQColorDrag *drg = new TQColorDrag( col, this );
+ TQPixmap pix( 25, 25 );
+ pix.fill( col );
+ TQPainter p( &pix );
+ p.drawRect( 0, 0, pix.width(), pix.height() );
+ p.end();
+ drg->setPixmap( pix );
+ mousePressed = FALSE;
+ drg->dragCopy();
+ }
+ else if ( edit == PixmapEditor && pix && !pix->isNull() ) {
+ TQImage img = pix->convertToImage();
+ TQImageDrag *drg = new TQImageDrag( img, this );
+ if(spix)
+ drg->setPixmap( *spix );
+ mousePressed = FALSE;
+ drg->dragCopy();
+ }
+ }
+#endif
+}
+
+#ifndef QT_NO_DRAGANDDROP
+void StyledButton::dragEnterEvent( TQDragEnterEvent *e )
+{
+ setFocus();
+ if ( edit == ColorEditor && TQColorDrag::canDecode( e ) )
+ e->accept();
+ else if ( edit == PixmapEditor && TQImageDrag::canDecode( e ) )
+ e->accept();
+ else
+ e->ignore();
+}
+
+void StyledButton::dragLeaveEvent( TQDragLeaveEvent * )
+{
+ if ( hasFocus() )
+ parentWidget()->setFocus();
+}
+
+void StyledButton::dragMoveEvent( TQDragMoveEvent *e )
+{
+ if ( edit == ColorEditor && TQColorDrag::canDecode( e ) )
+ e->accept();
+ else if ( edit == PixmapEditor && TQImageDrag::canDecode( e ) )
+ e->accept();
+ else
+ e->ignore();
+}
+
+void StyledButton::dropEvent( TQDropEvent *e )
+{
+ if ( edit == ColorEditor && TQColorDrag::canDecode( e ) ) {
+ TQColor color;
+ TQColorDrag::decode( e, color );
+ setColor(color);
+ emit changed();
+ e->accept();
+ }
+ else if ( edit == PixmapEditor && TQImageDrag::canDecode( e ) ) {
+ TQImage img;
+ TQImageDrag::decode( e, img );
+ TQPixmap pm;
+ pm.convertFromImage(img);
+ setPixmap(pm);
+ emit changed();
+ e->accept();
+ } else {
+ e->ignore();
+ }
+}
+#endif // QT_NO_DRAGANDDROP