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Diffstat (limited to 'tdeui/kcolorcombo.cpp')
-rw-r--r-- | tdeui/kcolorcombo.cpp | 264 |
1 files changed, 264 insertions, 0 deletions
diff --git a/tdeui/kcolorcombo.cpp b/tdeui/kcolorcombo.cpp new file mode 100644 index 000000000..a7dd90ac7 --- /dev/null +++ b/tdeui/kcolorcombo.cpp @@ -0,0 +1,264 @@ +/* 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 <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 TQColor *standardPalette = 0; + +static void createStandardPalette() +{ + if ( standardPalette ) + return; + + standardPalette = new TQColor [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( 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, TQT_SIGNAL( activated(int) ), TQT_SLOT( slotActivated(int) ) ); + connect( this, TQT_SIGNAL( highlighted(int) ), TQT_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" |