1 files changed, 264 insertions, 0 deletions
diff --git a/kdeui/kcolorcombo.cpp b/kdeui/kcolorcombo.cpp
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+++ b/kdeui/kcolorcombo.cpp
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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 <qdrawutil.h>
+#include <qevent.h>
+#include <qfile.h>
+#include <qimage.h>
+#include <qlabel.h>
+#include <qlayout.h>
+#include <qlineedit.h>
+#include <qvalidator.h>
+#include <qpainter.h>
+#include <qpushbutton.h>
+#include <qtimer.h>
+
+#include <kapplication.h>
+#include <kconfig.h>
+#include <kglobal.h>
+#include <kglobalsettings.h>
+#include <kiconloader.h>
+#include <klistbox.h>
+#include <klocale.h>
+#include <kmessagebox.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 QColor *standardPalette = 0;
+
+static void createStandardPalette()
+{
+    if ( standardPalette )
+	return;
+
+    standardPalette = new QColor [STANDARD_PAL_SIZE];
+
+    int i = 0;
+
+    standardPalette[i++] = Qt::red;
+    standardPalette[i++] = Qt::green;
+    standardPalette[i++] = Qt::blue;
+    standardPalette[i++] = Qt::cyan;
+    standardPalette[i++] = Qt::magenta;
+    standardPalette[i++] = Qt::yellow;
+    standardPalette[i++] = Qt::darkRed;
+    standardPalette[i++] = Qt::darkGreen;
+    standardPalette[i++] = Qt::darkBlue;
+    standardPalette[i++] = Qt::darkCyan;
+    standardPalette[i++] = Qt::darkMagenta;
+    standardPalette[i++] = Qt::darkYellow;
+    standardPalette[i++] = Qt::white;
+    standardPalette[i++] = Qt::lightGray;
+    standardPalette[i++] = Qt::gray;
+    standardPalette[i++] = Qt::darkGray;
+    standardPalette[i++] = Qt::black;
+}
+#endif
+
+class KColorCombo::KColorComboPrivate
+{
+	protected:
+	friend class KColorCombo;
+	KColorComboPrivate(){}
+	~KColorComboPrivate(){}
+	bool showEmptyList;
+};
+
+KColorCombo::KColorCombo( QWidget *parent, const char *name )
+	: QComboBox( parent, name )
+{
+	d=new KColorComboPrivate();
+	d->showEmptyList=false;
+
+	customColor.setRgb( 255, 255, 255 );
+	internalcolor.setRgb( 255, 255, 255 );
+
+	createStandardPalette();
+
+	addColors();
+
+	connect( this, SIGNAL( activated(int) ), SLOT( slotActivated(int) ) );
+	connect( this, SIGNAL( highlighted(int) ), SLOT( slotHighlighted(int) ) );
+}
+
+
+KColorCombo::~KColorCombo()
+{
+	delete d;
+}
+/**
+   Sets the current color
+ */
+void KColorCombo::setColor( const QColor &col )
+{
+	internalcolor = col;
+	d->showEmptyList=false;
+	addColors();
+}
+
+
+/**
+   Returns the currently selected color
+ */
+QColor KColorCombo::color() const {
+  return internalcolor;
+}
+
+void KColorCombo::resizeEvent( QResizeEvent *re )
+{
+	QComboBox::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 ) == QDialog::Accepted )
+		{
+			QPainter painter;
+			QPen pen;
+			QRect rect( 0, 0, width(), QFontMetrics(painter.font()).height()+4);
+			QPixmap pixmap( rect.width(), rect.height() );
+
+			if ( qGray( customColor.rgb() ) < 128 )
+				pen.setColor( white );
+			else
+				pen.setColor( black );
+
+			painter.begin( &pixmap );
+			QBrush brush( customColor );
+			painter.fillRect( rect, brush );
+			painter.setPen( pen );
+			painter.drawText( 2, QFontMetrics(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()
+{
+	QPainter painter;
+	QPen pen;
+	QRect rect( 0, 0, width(), QFontMetrics(painter.font()).height()+4 );
+	QPixmap 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 ( qGray( customColor.rgb() ) < 128 )
+		pen.setColor( white );
+	else
+		pen.setColor( black );
+
+	painter.begin( &pixmap );
+	QBrush brush( customColor );
+	painter.fillRect( rect, brush );
+	painter.setPen( pen );
+	painter.drawText( 2, QFontMetrics(painter.font()).ascent()+2, i18n("Custom...") );
+	painter.end();
+
+	insertItem( pixmap );
+	pixmap.detach();
+
+	for ( i = 0; i < STANDARD_PAL_SIZE; i++ )
+	{
+		painter.begin( &pixmap );
+		QBrush 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"