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/**********************************************************************
** Copyright (C) 2000 Trolltech AS. All rights reserved.
**
** This file is part of TQt Designer.
**
** This file may be distributed and/or modified under the terms of the
** GNU General Public License version 2 as published by the Free Software
** Foundation and appearing in the file LICENSE.GPL included in the
** packaging of this file.
**
** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
**
** See http://www.trolltech.com/gpl/ for GPL licensing information.
**
** Contact [email protected] if any conditions of this licensing are
** not clear to you.
**
**********************************************************************/
#include <tqvariant.h> // HP-UX compiler needs this here
#include "styledbutton.h"
#include "formwindow.h"
#include "pixmapchooser.h"
#include <kcolordialog.h>
#include <tqpalette.h>
#include <tqlabel.h>
#include <tqpainter.h>
#include <tqimage.h>
#include <tqpixmap.h>
#include <tqapplication.h>
#include <tqdragobject.h>
#include <tqstyle.h>
StyledButton::StyledButton(TQWidget* tqparent, const char* name)
: TQButton( tqparent, name ), pix( 0 ), spix( 0 ), s( 0 ), formWindow( 0 ), mousePressed( false )
{
setMinimumSize( tqminimumSizeHint() );
setAcceptDrops( true );
connect( this, TQT_SIGNAL(clicked()), TQT_SLOT(onEditor()));
setEditor( ColorEditor );
}
StyledButton::StyledButton( const TQBrush& b, TQWidget* tqparent, const char* name, WFlags f )
: TQButton( tqparent, name, f ), spix( 0 ), s( 0 ), formWindow( 0 )
{
col = b.color();
pix = b.pixmap();
setMinimumSize( tqminimumSizeHint() );
}
StyledButton::~StyledButton()
{
}
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::tqsizeHint() const
{
return TQSize( 50, 25 );
}
TQSize StyledButton::tqminimumSizeHint() 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 )
{
tqstyle().tqdrawPrimitive(TQStyle::PE_ButtonBevel, paint, rect(), tqcolorGroup(),
isDown() ? TQStyle::Style_Sunken : TQStyle::Style_Raised);
drawButtonLabel(paint);
if (hasFocus())
tqstyle().tqdrawPrimitive(TQStyle::PE_FocusRect, paint,
tqstyle().subRect(TQStyle::SR_PushButtonFocusRect, this),
tqcolorGroup(), TQStyle::Style_Default);
}
void StyledButton::drawButtonLabel( TQPainter *paint )
{
TQColor pen = isEnabled() ?
hasFocus() ? tqpalette().active().buttonText() : tqpalette().inactive().buttonText()
: tqpalette().disabled().buttonText();
paint->setPen( pen );
if(!isEnabled()) {
paint->setBrush( TQBrush( tqcolorGroup().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 = tqpalette().active().background();
if ( KColorDialog::getColor( c, this ) == TQDialog::Accepted ) {
setColor( c );
emit changed();
}
} break;
case PixmapEditor: {
TQPixmap p;
if ( pixmap() )
p = qChoosePixmap( this, formWindow, *pixmap() );
else
p = qChoosePixmap( this, formWindow, 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 TQT_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 TQT_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 // TQT_NO_DRAGANDDROP
#include "styledbutton.moc"
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