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/* This file is part of the KDE libraries
Copyright (C) 1997 Martin Jones (mjones@kde.org)
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public
License as published by the Free Software Foundation; either
version 2 of the License, or (at your option) any later version.
This library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Library General Public License for more details.
You should have received a copy of the GNU Library General Public License
along with this library; see the file COPYING.LIB. If not, write to
the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
Boston, MA 02110-1301, USA.
*/
//-----------------------------------------------------------------------------
// KDE color selection dialog.
//
// 1999-09-27 Espen Sand <espensa@online.no>
// KColorDialog is now subclassed from KDialogBase. I have also extended
// KColorDialog::getColor() so that in contains a parent argument. This
// improves centering capability.
//
// layout management added Oct 1997 by Mario Weilguni
// <mweilguni@sime.com>
//
#include <stdio.h>
#include <stdlib.h>
#include <tqdrawutil.h>
#include <tqevent.h>
#include <tqfile.h>
#include <tqimage.h>
#include <tqlabel.h>
#include <tqlayout.h>
#include <tqlineedit.h>
#include <tqvalidator.h>
#include <tqpainter.h>
#include <tqpushbutton.h>
#include <tqtimer.h>
#include <tdeapplication.h>
#include <tdeconfig.h>
#include <tdeglobal.h>
#include <tdeglobalsettings.h>
#include <kiconloader.h>
#include <tdelistbox.h>
#include <tdelocale.h>
#include <tdemessagebox.h>
#include <kseparator.h>
#include <kpalette.h>
#include <kimageeffect.h>
//#include "kcolordialog.h"
//#include "kcolordrag.h"
#include "kcolorcombo.h"
// This is repeated from the KColorDlg, but I didn't
// want to make it public BL.
// We define it out when compiling with --enable-final in which case
// we use the version defined in KColorDlg
#ifndef KDE_USE_FINAL
#define STANDARD_PAL_SIZE 17
static TQColor *standardPalette = 0;
static void createStandardPalette()
{
if ( standardPalette )
return;
standardPalette = new TQColor [STANDARD_PAL_SIZE];
int i = 0;
standardPalette[i++] = TQt::red;
standardPalette[i++] = TQt::green;
standardPalette[i++] = TQt::blue;
standardPalette[i++] = TQt::cyan;
standardPalette[i++] = TQt::magenta;
standardPalette[i++] = TQt::yellow;
standardPalette[i++] = TQt::darkRed;
standardPalette[i++] = TQt::darkGreen;
standardPalette[i++] = TQt::darkBlue;
standardPalette[i++] = TQt::darkCyan;
standardPalette[i++] = TQt::darkMagenta;
standardPalette[i++] = TQt::darkYellow;
standardPalette[i++] = TQt::white;
standardPalette[i++] = TQt::lightGray;
standardPalette[i++] = TQt::gray;
standardPalette[i++] = TQt::darkGray;
standardPalette[i++] = TQt::black;
}
#endif
class KColorCombo::KColorComboPrivate
{
protected:
friend class KColorCombo;
KColorComboPrivate(){}
~KColorComboPrivate(){}
bool showEmptyList;
};
KColorCombo::KColorCombo( TQWidget *parent, const char *name )
: TQComboBox( parent, name )
{
d=new KColorComboPrivate();
d->showEmptyList=false;
customColor.setRgb( 255, 255, 255 );
internalcolor.setRgb( 255, 255, 255 );
createStandardPalette();
addColors();
connect( this, TQ_SIGNAL( activated(int) ), TQ_SLOT( slotActivated(int) ) );
connect( this, TQ_SIGNAL( highlighted(int) ), TQ_SLOT( slotHighlighted(int) ) );
}
KColorCombo::~KColorCombo()
{
delete d;
}
/**
Sets the current color
*/
void KColorCombo::setColor( const TQColor &col )
{
internalcolor = col;
d->showEmptyList=false;
addColors();
}
/**
Returns the currently selected color
*/
TQColor KColorCombo::color() const {
return internalcolor;
}
void KColorCombo::resizeEvent( TQResizeEvent *re )
{
TQComboBox::resizeEvent( re );
addColors();
}
/**
Show an empty list, till the next color is set with setColor
*/
void KColorCombo::showEmptyList()
{
d->showEmptyList=true;
addColors();
}
void KColorCombo::slotActivated( int index )
{
if ( index == 0 )
{
if ( KColorDialog::getColor( customColor, this ) == TQDialog::Accepted )
{
TQPainter painter;
TQPen pen;
TQRect rect( 0, 0, width(), TQFontMetrics(painter.font()).height()+4);
TQPixmap pixmap( rect.width(), rect.height() );
if ( tqGray( customColor.rgb() ) < 128 )
pen.setColor( white );
else
pen.setColor( black );
painter.begin( &pixmap );
TQBrush brush( customColor );
painter.fillRect( rect, brush );
painter.setPen( pen );
painter.drawText( 2, TQFontMetrics(painter.font()).ascent()+2, i18n("Custom...") );
painter.end();
changeItem( pixmap, 0 );
pixmap.detach();
}
internalcolor = customColor;
}
else
internalcolor = standardPalette[ index - 1 ];
emit activated( internalcolor );
}
void KColorCombo::slotHighlighted( int index )
{
if ( index == 0 )
internalcolor = customColor;
else
internalcolor = standardPalette[ index - 1 ];
emit highlighted( internalcolor );
}
void KColorCombo::addColors()
{
TQPainter painter;
TQPen pen;
TQRect rect( 0, 0, width(), TQFontMetrics(painter.font()).height()+4 );
TQPixmap pixmap( rect.width(), rect.height() );
int i;
clear();
if (d->showEmptyList) return;
createStandardPalette();
for ( i = 0; i < STANDARD_PAL_SIZE; i++ )
if ( standardPalette[i] == internalcolor ) break;
if ( i == STANDARD_PAL_SIZE )
customColor = internalcolor;
if ( tqGray( customColor.rgb() ) < 128 )
pen.setColor( white );
else
pen.setColor( black );
painter.begin( &pixmap );
TQBrush brush( customColor );
painter.fillRect( rect, brush );
painter.setPen( pen );
painter.drawText( 2, TQFontMetrics(painter.font()).ascent()+2, i18n("Custom...") );
painter.end();
insertItem( pixmap );
pixmap.detach();
for ( i = 0; i < STANDARD_PAL_SIZE; i++ )
{
painter.begin( &pixmap );
TQBrush brush( standardPalette[i] );
painter.fillRect( rect, brush );
painter.end();
insertItem( pixmap );
pixmap.detach();
if ( standardPalette[i] == internalcolor )
setCurrentItem( i + 1 );
}
}
void KColorCombo::virtual_hook( int, void* )
{ /*BASE::virtual_hook( id, data );*/ }
#include "kcolorcombo.moc"
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