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Diffstat (limited to 'kdeui/kcolordialog.cpp')
| -rw-r--r-- | kdeui/kcolordialog.cpp | 1616 |
1 files changed, 1616 insertions, 0 deletions
diff --git a/kdeui/kcolordialog.cpp b/kdeui/kcolordialog.cpp new file mode 100644 index 000000000..6eb675977 --- /dev/null +++ b/kdeui/kcolordialog.cpp @@ -0,0 +1,1616 @@ +/* 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 it 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 <qcheckbox.h> +#include <qcombobox.h> +#include <qdrawutil.h> +#include <qevent.h> +#include <qfile.h> +#include <qimage.h> +#include <qlabel.h> +#include <qlayout.h> +#include <qvalidator.h> +#include <qpainter.h> +#include <qpushbutton.h> +#include <qspinbox.h> +#include <qtimer.h> + +#include <kapplication.h> +#include <kconfig.h> +#include <kglobal.h> +#include <kglobalsettings.h> +#include <kiconloader.h> +#include <klineedit.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 "kstaticdeleter.h" +#include <config.h> +#include <kdebug.h> + +#include "config.h" +#ifdef Q_WS_X11 +#include <X11/Xlib.h> + +// defined in qapplication_x11.cpp +typedef int (*QX11EventFilter) (XEvent*); +extern QX11EventFilter qt_set_x11_event_filter (QX11EventFilter filter); +#endif + +struct ColorPaletteNameType +{ + const char* m_fileName; + const char* m_displayName; +}; + +const ColorPaletteNameType colorPaletteName[]= +{ + { "Recent_Colors", I18N_NOOP2( "palette name", "* Recent Colors *" ) }, + { "Custom_Colors", I18N_NOOP2( "palette name", "* Custom Colors *" ) }, + { "40.colors", I18N_NOOP2( "palette name", "Forty Colors" ) }, + { "Rainbow.colors",I18N_NOOP2( "palette name", "Rainbow Colors" ) }, + { "Royal.colors", I18N_NOOP2( "palette name", "Royal Colors" ) }, + { "Web.colors", I18N_NOOP2( "palette name", "Web Colors" ) }, + { 0, 0 } // end of data +}; + +const int recentColorIndex = 0; +const int customColorIndex = 1; + +class KColorSpinBox : public QSpinBox +{ +public: + KColorSpinBox(int minValue, int maxValue, int step, QWidget* parent) + : QSpinBox(minValue, maxValue, step, parent, "kcolorspinbox") + { } + + // Override Qt's braindead auto-selection. + virtual void valueChange() + { + updateDisplay(); + emit valueChanged( value() ); + emit valueChanged( currentValueText() ); + } + +}; + + +#define STANDARD_PAL_SIZE 17 + +KColor::KColor() +: QColor() +{ + r = 0; g = 0; b = 0; h = 0; s = 0; v = 0; +} + +KColor::KColor( const KColor &col) +: QColor( col ) +{ + h = col.h; s = col.s; v = col.v; + r = col.r; g = col.g; b = col.b; +} + +KColor::KColor( const QColor &col) +: QColor( col ) +{ + QColor::getRgb(&r, &g, &b); + QColor::getHsv(&h, &s, &v); +} + +bool KColor::operator==(const KColor& col) const +{ + return (h == col.h) && (s == col.s) && (v == col.v) && + (r == col.r) && (g == col.g) && (b == col.b); +} + +KColor& KColor::operator=(const KColor& col) +{ + *(QColor *)this = col; + h = col.h; s = col.s; v = col.v; + r = col.r; g = col.g; b = col.b; + return *this; +} + +void +KColor::setHsv(int _h, int _s, int _v) +{ + h = _h; s = _s; v = _v; + QColor::setHsv(h, s, v); + QColor::rgb(&r, &g, &b); +} + +void +KColor::setRgb(int _r, int _g, int _b) +{ + r = _r; g = _g; b = _b; + QColor::setRgb(r, g, b); + QColor::hsv(&h, &s, &v); +} + +void +KColor::rgb(int *_r, int *_g, int *_b) const +{ + *_r = r; *_g = g; *_b = b; +} + +void +KColor::hsv(int *_h, int *_s, int *_v) const +{ + *_h = h; *_s = s; *_v = v; +} + + +static QColor *standardPalette = 0; +static KStaticDeleter<QColor> spd; + +static void createStandardPalette() +{ + if ( standardPalette ) + return; + + spd.setObject(standardPalette, new QColor [STANDARD_PAL_SIZE], true/*array*/); + + 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; +} + + +KHSSelector::KHSSelector( QWidget *parent, const char *name ) + : KXYSelector( parent, name ) +{ + setRange( 0, 0, 359, 255 ); +} + +void KHSSelector::updateContents() +{ + drawPalette(&pixmap); +} + +void KHSSelector::resizeEvent( QResizeEvent * ) +{ + updateContents(); +} + +void KHSSelector::drawContents( QPainter *painter ) +{ + painter->drawPixmap( contentsRect().x(), contentsRect().y(), pixmap ); +} + +void KHSSelector::drawPalette( QPixmap *pixmap ) +{ + int xSize = contentsRect().width(), ySize = contentsRect().height(); + QImage image( xSize, ySize, 32 ); + QColor col; + int h, s; + uint *p; + + for ( s = ySize-1; s >= 0; s-- ) + { + p = (uint *) image.scanLine( ySize - s - 1 ); + for( h = 0; h < xSize; h++ ) + { + col.setHsv( 359*h/(xSize-1), 255*s/((ySize == 1) ? 1 : ySize-1), 192 ); + *p = col.rgb(); + p++; + } + } + + if ( QColor::numBitPlanes() <= 8 ) + { + createStandardPalette(); + KImageEffect::dither( image, standardPalette, STANDARD_PAL_SIZE ); + } + pixmap->convertFromImage( image ); +} + + +//----------------------------------------------------------------------------- + +KValueSelector::KValueSelector( QWidget *parent, const char *name ) + : KSelector( KSelector::Vertical, parent, name ), _hue(0), _sat(0) +{ + setRange( 0, 255 ); + pixmap.setOptimization( QPixmap::BestOptim ); +} + +KValueSelector::KValueSelector(Orientation o, QWidget *parent, const char *name + ) + : KSelector( o, parent, name), _hue(0), _sat(0) +{ + setRange( 0, 255 ); + pixmap.setOptimization( QPixmap::BestOptim ); +} + +void KValueSelector::updateContents() +{ + drawPalette(&pixmap); +} + +void KValueSelector::resizeEvent( QResizeEvent * ) +{ + updateContents(); +} + +void KValueSelector::drawContents( QPainter *painter ) +{ + painter->drawPixmap( contentsRect().x(), contentsRect().y(), pixmap ); +} + +void KValueSelector::drawPalette( QPixmap *pixmap ) +{ + int xSize = contentsRect().width(), ySize = contentsRect().height(); + QImage image( xSize, ySize, 32 ); + QColor col; + uint *p; + QRgb rgb; + + if ( orientation() == KSelector::Horizontal ) + { + for ( int v = 0; v < ySize; v++ ) + { + p = (uint *) image.scanLine( ySize - v - 1 ); + + for( int x = 0; x < xSize; x++ ) + { + col.setHsv( _hue, _sat, 255*x/((xSize == 1) ? 1 : xSize-1) ); + rgb = col.rgb(); + *p++ = rgb; + } + } + } + + if( orientation() == KSelector::Vertical ) + { + for ( int v = 0; v < ySize; v++ ) + { + p = (uint *) image.scanLine( ySize - v - 1 ); + col.setHsv( _hue, _sat, 255*v/((ySize == 1) ? 1 : ySize-1) ); + rgb = col.rgb(); + for ( int i = 0; i < xSize; i++ ) + *p++ = rgb; + } + } + + if ( QColor::numBitPlanes() <= 8 ) + { + createStandardPalette(); + KImageEffect::dither( image, standardPalette, STANDARD_PAL_SIZE ); + } + pixmap->convertFromImage( image ); +} + +//----------------------------------------------------------------------------- + +KColorCells::KColorCells( QWidget *parent, int rows, int cols ) + : QGridView( parent ) +{ + shade = true; + setNumRows( rows ); + setNumCols( cols ); + colors = new QColor [ rows * cols ]; + + for ( int i = 0; i < rows * cols; i++ ) + colors[i] = QColor(); + + selected = 0; + inMouse = false; + + // Drag'n'Drop + setAcceptDrops( true); + + setHScrollBarMode( AlwaysOff ); + setVScrollBarMode( AlwaysOff ); + viewport()->setBackgroundMode( PaletteBackground ); + setBackgroundMode( PaletteBackground ); +} + +KColorCells::~KColorCells() +{ + delete [] colors; +} + +void KColorCells::setColor( int colNum, const QColor &col ) +{ + colors[colNum] = col; + updateCell( colNum/numCols(), colNum%numCols() ); +} + +void KColorCells::paintCell( QPainter *painter, int row, int col ) +{ + QBrush brush; + int w = 1; + + if (shade) + { + qDrawShadePanel( painter, 1, 1, cellWidth()-2, + cellHeight()-2, colorGroup(), true, 1, &brush ); + w = 2; + } + QColor color = colors[ row * numCols() + col ]; + if (!color.isValid()) + { + if (!shade) return; + color = backgroundColor(); + } + + painter->setPen( color ); + painter->setBrush( QBrush( color ) ); + painter->drawRect( w, w, cellWidth()-w*2, cellHeight()-w*2 ); + + if ( row * numCols() + col == selected ) + painter->drawWinFocusRect( w, w, cellWidth()-w*2, cellHeight()-w*2 ); +} + +void KColorCells::resizeEvent( QResizeEvent * ) +{ + setCellWidth( width() / numCols() ); + setCellHeight( height() / numRows() ); +} + +void KColorCells::mousePressEvent( QMouseEvent *e ) +{ + inMouse = true; + mPos = e->pos(); +} + +int KColorCells::posToCell(const QPoint &pos, bool ignoreBorders) +{ + int row = pos.y() / cellHeight(); + int col = pos.x() / cellWidth(); + int cell = row * numCols() + col; + + if (!ignoreBorders) + { + int border = 2; + int x = pos.x() - col * cellWidth(); + int y = pos.y() - row * cellHeight(); + if ( (x < border) || (x > cellWidth()-border) || + (y < border) || (y > cellHeight()-border)) + return -1; + } + return cell; +} + +void KColorCells::mouseMoveEvent( QMouseEvent *e ) +{ + if( !(e->state() & LeftButton)) return; + + if(inMouse) { + int delay = KGlobalSettings::dndEventDelay(); + if(e->x() > mPos.x()+delay || e->x() < mPos.x()-delay || + e->y() > mPos.y()+delay || e->y() < mPos.y()-delay){ + // Drag color object + int cell = posToCell(mPos); + if ((cell != -1) && colors[cell].isValid()) + { + KColorDrag *d = new KColorDrag( colors[cell], this); + d->dragCopy(); + } + } + } +} + +void KColorCells::dragEnterEvent( QDragEnterEvent *event) +{ + event->accept( acceptDrags && KColorDrag::canDecode( event)); +} + +void KColorCells::dropEvent( QDropEvent *event) +{ + QColor c; + if( KColorDrag::decode( event, c)) { + int cell = posToCell(event->pos(), true); + setColor(cell,c); + } +} + +void KColorCells::mouseReleaseEvent( QMouseEvent *e ) +{ + int cell = posToCell(mPos); + int currentCell = posToCell(e->pos()); + + // If we release the mouse in another cell and we don't have + // a drag we should ignore this event. + if (currentCell != cell) + cell = -1; + + if ( (cell != -1) && (selected != cell) ) + { + int prevSel = selected; + selected = cell; + updateCell( prevSel/numCols(), prevSel%numCols() ); + updateCell( cell/numCols(), cell%numCols() ); + } + + inMouse = false; + if (cell != -1) + emit colorSelected( cell ); +} + +void KColorCells::mouseDoubleClickEvent( QMouseEvent * /*e*/ ) +{ + int cell = posToCell(mPos); + + if (cell != -1) + emit colorDoubleClicked( cell ); +} + + +//----------------------------------------------------------------------------- + +KColorPatch::KColorPatch( QWidget *parent ) : QFrame( parent ) +{ + setFrameStyle( QFrame::Panel | QFrame::Sunken ); + colContext = 0; + setAcceptDrops( true); +} + +KColorPatch::~KColorPatch() +{ + if ( colContext ) + QColor::destroyAllocContext( colContext ); +} + +void KColorPatch::setColor( const QColor &col ) +{ + if ( colContext ) + QColor::destroyAllocContext( colContext ); + colContext = QColor::enterAllocContext(); + color.setRgb( col.rgb() ); + color.alloc(); + QColor::leaveAllocContext(); + + QPainter painter; + + painter.begin( this ); + drawContents( &painter ); + painter.end(); +} + +void KColorPatch::drawContents( QPainter *painter ) +{ + painter->setPen( color ); + painter->setBrush( QBrush( color ) ); + painter->drawRect( contentsRect() ); +} + +void KColorPatch::mouseMoveEvent( QMouseEvent *e ) +{ + // Drag color object + if( !(e->state() & LeftButton)) return; + KColorDrag *d = new KColorDrag( color, this); + d->dragCopy(); +} + +void KColorPatch::dragEnterEvent( QDragEnterEvent *event) +{ + event->accept( KColorDrag::canDecode( event)); +} + +void KColorPatch::dropEvent( QDropEvent *event) +{ + QColor c; + if( KColorDrag::decode( event, c)) { + setColor( c); + emit colorChanged( c); + } +} + +class KPaletteTable::KPaletteTablePrivate +{ +public: + QMap<QString,QColor> m_namedColorMap; +}; + +KPaletteTable::KPaletteTable( QWidget *parent, int minWidth, int cols) + : QWidget( parent ), cells(0), mPalette(0), mMinWidth(minWidth), mCols(cols) +{ + d = new KPaletteTablePrivate; + + i18n_namedColors = i18n("Named Colors"); + + QStringList diskPaletteList = KPalette::getPaletteList(); + QStringList paletteList; + + // We must replace the untranslated file names by translate names (of course only for KDE's standard palettes) + for ( int i = 0; colorPaletteName[i].m_fileName; ++i ) + { + diskPaletteList.remove( colorPaletteName[i].m_fileName ); + paletteList.append( i18n( "palette name", colorPaletteName[i].m_displayName ) ); + } + paletteList += diskPaletteList; + paletteList.append( i18n_namedColors ); + + QVBoxLayout *layout = new QVBoxLayout( this ); + + combo = new QComboBox( false, this ); + combo->insertStringList( paletteList ); + layout->addWidget(combo); + + sv = new QScrollView( this ); + QSize cellSize = QSize( mMinWidth, 120); + sv->setHScrollBarMode( QScrollView::AlwaysOff); + sv->setVScrollBarMode( QScrollView::AlwaysOn); + QSize minSize = QSize(sv->verticalScrollBar()->width(), 0); + minSize += QSize(sv->frameWidth(), 0); + minSize += QSize(cellSize); + sv->setFixedSize(minSize); + layout->addWidget(sv); + + mNamedColorList = new KListBox( this, "namedColorList", 0 ); + mNamedColorList->setFixedSize(minSize); + mNamedColorList->hide(); + layout->addWidget(mNamedColorList); + connect( mNamedColorList, SIGNAL(highlighted( const QString & )), + this, SLOT( slotColorTextSelected( const QString & )) ); + + setFixedSize( sizeHint()); + connect( combo, SIGNAL(activated(const QString &)), + this, SLOT(slotSetPalette( const QString &))); +} + +KPaletteTable::~KPaletteTable() +{ + delete mPalette; + delete d; +} + +QString +KPaletteTable::palette() const +{ + return combo->currentText(); +} + + +static const char * const *namedColorFilePath( void ) +{ + // + // 2000-02-05 Espen Sand. + // Add missing filepaths here. Make sure the last entry is 0! + // + static const char * const path[] = + { +#ifdef X11_RGBFILE + X11_RGBFILE, +#endif + "/usr/share/X11/rgb.txt", + "/usr/X11R6/lib/X11/rgb.txt", + "/usr/openwin/lib/X11/rgb.txt", // for Solaris. + 0 + }; + return path; +} + + + + +void +KPaletteTable::readNamedColor( void ) +{ + if( mNamedColorList->count() != 0 ) + { + return; // Strings already present + } + + KGlobal::locale()->insertCatalogue("kdelibs_colors"); + + // + // Code somewhat inspired by KPalette. + // + + const char * const *path = namedColorFilePath(); + for( int i=0; path[i]; ++i ) + { + QFile paletteFile( path[i] ); + if( !paletteFile.open( IO_ReadOnly ) ) + { + continue; + } + + QString line; + QStringList list; + while( paletteFile.readLine( line, 100 ) != -1 ) + { + int red, green, blue; + int pos = 0; + + if( sscanf(line.ascii(), "%d %d %d%n", &red, &green, &blue, &pos ) == 3 ) + { + // + // Remove duplicates. Every name with a space and every name + // that start with "gray". + // + QString name = line.mid(pos).stripWhiteSpace(); + if( name.isNull() || name.find(' ') != -1 || + name.find( "gray" ) != -1 || name.find( "grey" ) != -1 ) + { + continue; + } + + const QColor color ( red, green, blue ); + if ( color.isValid() ) + { + const QString colorName( i18n("color", name.latin1() ) ); + list.append( colorName ); + d->m_namedColorMap[ colorName ] = color; + } + } + } + + list.sort(); + mNamedColorList->insertStringList( list ); + break; + } + + if( mNamedColorList->count() == 0 ) + { + // + // Give the error dialog box a chance to center above the + // widget (or dialog). If we had displayed it now we could get a + // situation where the (modal) error dialog box pops up first + // preventing the real dialog to become visible until the + // error dialog box is removed (== bad UI). + // + QTimer::singleShot( 10, this, SLOT(slotShowNamedColorReadError()) ); + } +} + + +void +KPaletteTable::slotShowNamedColorReadError( void ) +{ + if( mNamedColorList->count() == 0 ) + { + QString msg = i18n("" + "Unable to read X11 RGB color strings. The following " + "file location(s) were examined:\n"); + + const char * const *path = namedColorFilePath(); + for( int i=0; path[i]; ++i ) + { + msg += path[i]; + msg += "\n"; + } + KMessageBox::sorry( this, msg ); + } +} + + +// +// 2000-02-12 Espen Sand +// Set the color in two steps. The setPalette() slot will not emit a signal +// with the current color setting. The reason is that setPalette() is used +// by the color selector dialog on startup. In the color selector dialog +// we normally want to display a startup color which we specify +// when the dialog is started. The slotSetPalette() slot below will +// set the palette and then use the information to emit a signal with the +// new color setting. It is only used by the combobox widget. +// +void +KPaletteTable::slotSetPalette( const QString &_paletteName ) +{ + setPalette( _paletteName ); + if( mNamedColorList->isVisible() ) + { + int item = mNamedColorList->currentItem(); + mNamedColorList->setCurrentItem( item < 0 ? 0 : item ); + slotColorTextSelected( mNamedColorList->currentText() ); + } + else + { + slotColorCellSelected(0); // FIXME: We need to save the current value!! + } +} + + +void +KPaletteTable::setPalette( const QString &_paletteName ) +{ + QString paletteName( _paletteName); + if (paletteName.isEmpty()) + paletteName = i18n_recentColors; + + if (combo->currentText() != paletteName) + { + bool found = false; + for(int i = 0; i < combo->count(); i++) + { + if (combo->text(i) == paletteName) + { + combo->setCurrentItem(i); + found = true; + break; + } + } + if (!found) + { + combo->insertItem(paletteName); + combo->setCurrentItem(combo->count()-1); + } + } + + // We must again find the file name of the palette from the eventual translation + for ( int i = 0; colorPaletteName[i].m_fileName; ++i ) + { + if ( paletteName == i18n( "palette name", colorPaletteName[i].m_displayName ) ) + { + paletteName = colorPaletteName[i].m_fileName; + break; + } + } + + + // + // 2000-02-12 Espen Sand + // The palette mode "i18n_namedColors" does not use the KPalette class. + // In fact, 'mPalette' and 'cells' are 0 when in this mode. The reason + // for this is maninly that KPalette reads from and writes to files using + // "locate()". The colors used in "i18n_namedColors" mode comes from the + // X11 diretory and is not writable. I don't think this fit in KPalette. + // + if( !mPalette || mPalette->name() != paletteName ) + { + if( paletteName == i18n_namedColors ) + { + sv->hide(); + mNamedColorList->show(); + readNamedColor(); + + delete cells; cells = 0; + delete mPalette; mPalette = 0; + } + else + { + mNamedColorList->hide(); + sv->show(); + + delete cells; + delete mPalette; + mPalette = new KPalette(paletteName); + int rows = (mPalette->nrColors()+mCols-1) / mCols; + if (rows < 1) rows = 1; + cells = new KColorCells( sv->viewport(), rows, mCols); + cells->setShading(false); + cells->setAcceptDrags(false); + QSize cellSize = QSize( mMinWidth, mMinWidth * rows / mCols); + cells->setFixedSize( cellSize ); + for( int i = 0; i < mPalette->nrColors(); i++) + { + cells->setColor( i, mPalette->color(i) ); + } + connect( cells, SIGNAL( colorSelected( int ) ), + SLOT( slotColorCellSelected( int ) ) ); + connect( cells, SIGNAL( colorDoubleClicked( int ) ), + SLOT( slotColorCellDoubleClicked( int ) ) ); + sv->addChild( cells ); + cells->show(); + sv->updateScrollBars(); + } + } +} + + + +void +KPaletteTable::slotColorCellSelected( int col ) +{ + if (!mPalette || (col >= mPalette->nrColors())) + return; + emit colorSelected( mPalette->color(col), mPalette->colorName(col) ); +} + +void +KPaletteTable::slotColorCellDoubleClicked( int col ) +{ + if (!mPalette || (col >= mPalette->nrColors())) + return; + emit colorDoubleClicked( mPalette->color(col), mPalette->colorName(col) ); +} + + +void +KPaletteTable::slotColorTextSelected( const QString &colorText ) +{ + emit colorSelected( d->m_namedColorMap[ colorText ], colorText ); +} + + +void +KPaletteTable::addToCustomColors( const QColor &color) +{ + setPalette(i18n( "palette name", colorPaletteName[ customColorIndex ].m_displayName )); + mPalette->addColor( color ); + mPalette->save(); + delete mPalette; + mPalette = 0; + setPalette(i18n( "palette name", colorPaletteName[ customColorIndex ].m_displayName )); +} + +void +KPaletteTable::addToRecentColors( const QColor &color) +{ + // + // 2000-02-12 Espen Sand. + // The 'mPalette' is always 0 when current mode is i18n_namedColors + // + bool recentIsSelected = false; + if ( mPalette && mPalette->name() == colorPaletteName[ recentColorIndex ].m_fileName ) + { + delete mPalette; + mPalette = 0; + recentIsSelected = true; + } + KPalette *recentPal = new KPalette( colorPaletteName[ recentColorIndex ].m_fileName ); + if (recentPal->findColor(color) == -1) + { + recentPal->addColor( color ); + recentPal->save(); + } + delete recentPal; + if (recentIsSelected) + setPalette( i18n( "palette name", colorPaletteName[ recentColorIndex ].m_displayName ) ); +} + +class KColorDialog::KColorDialogPrivate { +public: + KPaletteTable *table; + QString originalPalette; + bool bRecursion; + bool bEditRgb; + bool bEditHsv; + bool bEditHtml; + bool bColorPicking; + QLabel *colorName; + KLineEdit *htmlName; + KColorSpinBox *hedit; + KColorSpinBox *sedit; + KColorSpinBox *vedit; + KColorSpinBox *redit; + KColorSpinBox *gedit; + KColorSpinBox *bedit; + KColorPatch *patch; + KHSSelector *hsSelector; + KPalette *palette; + KValueSelector *valuePal; + QVBoxLayout* l_right; + QGridLayout* tl_layout; + QCheckBox *cbDefaultColor; + KColor defaultColor; + KColor selColor; +#ifdef Q_WS_X11 + QX11EventFilter oldfilter; +#endif +}; + + +KColorDialog::KColorDialog( QWidget *parent, const char *name, bool modal ) + :KDialogBase( parent, name, modal, i18n("Select Color"), + modal ? Ok|Cancel : Close, + Ok, true ) +{ + d = new KColorDialogPrivate; + d->bRecursion = true; + d->bColorPicking = false; +#ifdef Q_WS_X11 + d->oldfilter = 0; +#endif + d->cbDefaultColor = 0L; + connect( this, SIGNAL(okClicked(void)),this,SLOT(slotWriteSettings(void))); + connect( this, SIGNAL(closeClicked(void)),this,SLOT(slotWriteSettings(void))); + + QLabel *label; + + // + // Create the top level page and its layout + // + QWidget *page = new QWidget( this ); + setMainWidget( page ); + + QGridLayout *tl_layout = new QGridLayout( page, 3, 3, 0, spacingHint() ); + d->tl_layout = tl_layout; + tl_layout->addColSpacing( 1, spacingHint() * 2 ); + + // + // the more complicated part: the left side + // add a V-box + // + QVBoxLayout *l_left = new QVBoxLayout(); + tl_layout->addLayout(l_left, 0, 0); + + // + // add a H-Box for the XY-Selector and a grid for the + // entry fields + // + QHBoxLayout *l_ltop = new QHBoxLayout(); + l_left->addLayout(l_ltop); + + // a little space between + l_left->addSpacing(10); + + QGridLayout *l_lbot = new QGridLayout(3, 6); + l_left->addLayout(l_lbot); + + // + // the palette and value selector go into the H-box + // + d->hsSelector = new KHSSelector( page ); + d->hsSelector->setMinimumSize(140, 70); + l_ltop->addWidget(d->hsSelector, 8); + connect( d->hsSelector, SIGNAL( valueChanged( int, int ) ), + SLOT( slotHSChanged( int, int ) ) ); + + d->valuePal = new KValueSelector( page ); + d->valuePal->setMinimumSize(26, 70); + l_ltop->addWidget(d->valuePal, 1); + connect( d->valuePal, SIGNAL( valueChanged( int ) ), + SLOT( slotVChanged( int ) ) ); + + + // + // add the HSV fields + // + label = new QLabel( i18n("H:"), page ); + label->setAlignment(AlignRight | AlignVCenter); + l_lbot->addWidget(label, 0, 2); + d->hedit = new KColorSpinBox( 0, 359, 1, page ); + d->hedit->setValidator( new QIntValidator( d->hedit ) ); + l_lbot->addWidget(d->hedit, 0, 3); + connect( d->hedit, SIGNAL( valueChanged(int) ), + SLOT( slotHSVChanged() ) ); + + label = new QLabel( i18n("S:"), page ); + label->setAlignment(AlignRight | AlignVCenter); + l_lbot->addWidget(label, 1, 2); + d->sedit = new KColorSpinBox( 0, 255, 1, page ); + d->sedit->setValidator( new QIntValidator( d->sedit ) ); + l_lbot->addWidget(d->sedit, 1, 3); + connect( d->sedit, SIGNAL( valueChanged(int) ), + SLOT( slotHSVChanged() ) ); + + label = new QLabel( i18n("V:"), page ); + label->setAlignment(AlignRight | AlignVCenter); + l_lbot->addWidget(label, 2, 2); + d->vedit = new KColorSpinBox( 0, 255, 1, page ); + d->vedit->setValidator( new QIntValidator( d->vedit ) ); + l_lbot->addWidget(d->vedit, 2, 3); + connect( d->vedit, SIGNAL( valueChanged(int) ), + SLOT( slotHSVChanged() ) ); + + // + // add the RGB fields + // + label = new QLabel( i18n("R:"), page ); + label->setAlignment(AlignRight | AlignVCenter); + l_lbot->addWidget(label, 0, 4); + d->redit = new KColorSpinBox( 0, 255, 1, page ); + d->redit->setValidator( new QIntValidator( d->redit ) ); + l_lbot->addWidget(d->redit, 0, 5); + connect( d->redit, SIGNAL( valueChanged(int) ), + SLOT( slotRGBChanged() ) ); + + label = new QLabel( i18n("G:"), page ); + label->setAlignment(AlignRight | AlignVCenter); + l_lbot->addWidget( label, 1, 4); + d->gedit = new KColorSpinBox( 0, 255,1, page ); + d->gedit->setValidator( new QIntValidator( d->gedit ) ); + l_lbot->addWidget(d->gedit, 1, 5); + connect( d->gedit, SIGNAL( valueChanged(int) ), + SLOT( slotRGBChanged() ) ); + + label = new QLabel( i18n("B:"), page ); + label->setAlignment(AlignRight | AlignVCenter); + l_lbot->addWidget(label, 2, 4); + d->bedit = new KColorSpinBox( 0, 255, 1, page ); + d->bedit->setValidator( new QIntValidator( d->bedit ) ); + l_lbot->addWidget(d->bedit, 2, 5); + connect( d->bedit, SIGNAL( valueChanged(int) ), + SLOT( slotRGBChanged() ) ); + + // + // the entry fields should be wide enough to hold 8888888 + // + int w = d->hedit->fontMetrics().width("8888888"); + d->hedit->setFixedWidth(w); + d->sedit->setFixedWidth(w); + d->vedit->setFixedWidth(w); + + d->redit->setFixedWidth(w); + d->gedit->setFixedWidth(w); + d->bedit->setFixedWidth(w); + + // + // add a layout for the right side + // + d->l_right = new QVBoxLayout; + tl_layout->addLayout(d->l_right, 0, 2); + + // + // Add the palette table + // + d->table = new KPaletteTable( page ); + d->l_right->addWidget(d->table, 10); + + connect( d->table, SIGNAL( colorSelected( const QColor &, const QString & ) ), + SLOT( slotColorSelected( const QColor &, const QString & ) ) ); + + connect( + d->table, + SIGNAL( colorDoubleClicked( const QColor &, const QString & ) ), + SLOT( slotColorDoubleClicked( const QColor &, const QString & ) ) + ); + // Store the default value for saving time. + d->originalPalette = d->table->palette(); + + // + // a little space between + // + d->l_right->addSpacing(10); + + QHBoxLayout *l_hbox = new QHBoxLayout( d->l_right ); + + // + // The add to custom colors button + // + QPushButton *button = new QPushButton( page ); + button->setText(i18n("&Add to Custom Colors")); + l_hbox->addWidget(button, 0, AlignLeft); + connect( button, SIGNAL( clicked()), SLOT( slotAddToCustomColors())); + + // + // The color picker button + // + button = new QPushButton( page ); + button->setPixmap( BarIcon("colorpicker")); + l_hbox->addWidget(button, 0, AlignHCenter ); + connect( button, SIGNAL( clicked()), SLOT( slotColorPicker())); + + // + // a little space between + // + d->l_right->addSpacing(10); + + // + // and now the entry fields and the patch (=colored box) + // + QGridLayout *l_grid = new QGridLayout( d->l_right, 2, 3); + + l_grid->setColStretch(2, 1); + + label = new QLabel( page ); + label->setText(i18n("Name:")); + l_grid->addWidget(label, 0, 1, AlignLeft); + + d->colorName = new QLabel( page ); + l_grid->addWidget(d->colorName, 0, 2, AlignLeft); + + label = new QLabel( page ); + label->setText(i18n("HTML:")); + l_grid->addWidget(label, 1, 1, AlignLeft); + + d->htmlName = new KLineEdit( page ); + d->htmlName->setMaxLength( 13 ); // Qt's QColor allows 12 hexa-digits + d->htmlName->setText("#FFFFFF"); // But HTML uses only 6, so do not worry about the size + w = d->htmlName->fontMetrics().width(QString::fromLatin1("#DDDDDDD")); + d->htmlName->setFixedWidth(w); + l_grid->addWidget(d->htmlName, 1, 2, AlignLeft); + + connect( d->htmlName, SIGNAL( textChanged(const QString &) ), + SLOT( slotHtmlChanged() ) ); + + d->patch = new KColorPatch( page ); + d->patch->setFixedSize(48, 48); + l_grid->addMultiCellWidget(d->patch, 0, 1, 0, 0, AlignHCenter | AlignVCenter); + connect( d->patch, SIGNAL( colorChanged( const QColor&)), + SLOT( setColor( const QColor&))); + + tl_layout->activate(); + page->setMinimumSize( page->sizeHint() ); + + readSettings(); + d->bRecursion = false; + d->bEditHsv = false; + d->bEditRgb = false; + d->bEditHtml = false; + + disableResize(); + KColor col; + col.setHsv( 0, 0, 255 ); + _setColor( col ); + + d->htmlName->installEventFilter(this); + d->hsSelector->installEventFilter(this); + d->hsSelector->setAcceptDrops(true); +} + +KColorDialog::~KColorDialog() +{ +#ifdef Q_WS_X11 + if (d->bColorPicking) + qt_set_x11_event_filter(d->oldfilter); +#endif + delete d; +} + +bool +KColorDialog::eventFilter( QObject *obj, QEvent *ev ) +{ + if ((obj == d->htmlName) || (obj == d->hsSelector)) + switch(ev->type()) + { + case QEvent::DragEnter: + case QEvent::DragMove: + case QEvent::DragLeave: + case QEvent::Drop: + case QEvent::DragResponse: + qApp->sendEvent(d->patch, ev); + return true; + default: + break; + } + return KDialogBase::eventFilter(obj, ev); +} + +void +KColorDialog::setDefaultColor( const QColor& col ) +{ + if ( !d->cbDefaultColor ) + { + // + // a little space between + // + d->l_right->addSpacing(10); + + // + // and the "default color" checkbox, under all items on the right side + // + d->cbDefaultColor = new QCheckBox( i18n( "Default color" ), mainWidget() ); + d->cbDefaultColor->setChecked(true); + + d->l_right->addWidget( d->cbDefaultColor ); + + mainWidget()->setMaximumSize( QWIDGETSIZE_MAX, QWIDGETSIZE_MAX ); // cancel setFixedSize() + d->tl_layout->activate(); + mainWidget()->setMinimumSize( mainWidget()->sizeHint() ); + disableResize(); + + connect( d->cbDefaultColor, SIGNAL( clicked() ), SLOT( slotDefaultColorClicked() ) ); + } + + d->defaultColor = col; + + slotDefaultColorClicked(); +} + +QColor KColorDialog::defaultColor() const +{ + return d->defaultColor; +} + +void KColorDialog::slotDefaultColorClicked() +{ + if ( d->cbDefaultColor->isChecked() ) + { + d->selColor = d->defaultColor; + showColor( d->selColor, i18n( "-default-" ) ); + } else + { + showColor( d->selColor, QString::null ); + } +} + +void +KColorDialog::readSettings() +{ + KConfigGroup group( KGlobal::config(), "Colors" ); + + QString palette = group.readEntry("CurrentPalette"); + d->table->setPalette(palette); +} + +void +KColorDialog::slotWriteSettings() +{ + KConfigGroup group( KGlobal::config(), "Colors" ); + + QString palette = d->table->palette(); + if (!group.hasDefault("CurrentPalette") && + (d->table->palette() == d->originalPalette)) + { + group.revertToDefault("CurrentPalette"); + } + else + { + group.writeEntry("CurrentPalette", d->table->palette()); + } +} + +QColor +KColorDialog::color() const +{ + if ( d->cbDefaultColor && d->cbDefaultColor->isChecked() ) + return QColor(); + if ( d->selColor.isValid() ) + d->table->addToRecentColors( d->selColor ); + return d->selColor; +} + +void KColorDialog::setColor( const QColor &col ) +{ + _setColor( col ); +} + +// +// static function to display dialog and return color +// +int KColorDialog::getColor( QColor &theColor, QWidget *parent ) +{ + KColorDialog dlg( parent, "Color Selector", true ); + if ( theColor.isValid() ) + dlg.setColor( theColor ); + int result = dlg.exec(); + + if ( result == Accepted ) + { + theColor = dlg.color(); + } + + return result; +} + +// +// static function to display dialog and return color +// +int KColorDialog::getColor( QColor &theColor, const QColor& defaultCol, QWidget *parent ) +{ + KColorDialog dlg( parent, "Color Selector", true ); + dlg.setDefaultColor( defaultCol ); + dlg.setColor( theColor ); + int result = dlg.exec(); + + if ( result == Accepted ) + theColor = dlg.color(); + + return result; +} + +void KColorDialog::slotRGBChanged( void ) +{ + if (d->bRecursion) return; + int red = d->redit->value(); + int grn = d->gedit->value(); + int blu = d->bedit->value(); + + if ( red > 255 || red < 0 ) return; + if ( grn > 255 || grn < 0 ) return; + if ( blu > 255 || blu < 0 ) return; + + KColor col; + col.setRgb( red, grn, blu ); + d->bEditRgb = true; + _setColor( col ); + d->bEditRgb = false; +} + +void KColorDialog::slotHtmlChanged( void ) +{ + if (d->bRecursion || d->htmlName->text().isEmpty()) return; + + QString strColor( d->htmlName->text() ); + + // Assume that a user does not want to type the # all the time + if ( strColor[0] != '#' ) + { + bool signalsblocked = d->htmlName->signalsBlocked(); + d->htmlName->blockSignals(true); + strColor.prepend("#"); + d->htmlName->setText(strColor); + d->htmlName->blockSignals(signalsblocked); + } + + const QColor color( strColor ); + + if ( color.isValid() ) + { + KColor col( color ); + d->bEditHtml = true; + _setColor( col ); + d->bEditHtml = false; + } +} + +void KColorDialog::slotHSVChanged( void ) +{ + if (d->bRecursion) return; + int hue = d->hedit->value(); + int sat = d->sedit->value(); + int val = d->vedit->value(); + + if ( hue > 359 || hue < 0 ) return; + if ( sat > 255 || sat < 0 ) return; + if ( val > 255 || val < 0 ) return; + + KColor col; + col.setHsv( hue, sat, val ); + d->bEditHsv = true; + _setColor( col ); + d->bEditHsv = false; +} + +void KColorDialog::slotHSChanged( int h, int s ) +{ + int _h, _s, v; + d->selColor.hsv(&_h, &_s, &v); + if (v < 0) + v = 0; + KColor col; + col.setHsv( h, s, v ); + _setColor( col ); +} + +void KColorDialog::slotVChanged( int v ) +{ + int h, s, _v; + d->selColor.hsv(&h, &s, &_v); + KColor col; + col.setHsv( h, s, v ); + _setColor( col ); +} + +void KColorDialog::slotColorSelected( const QColor &color ) +{ + _setColor( color ); +} + +void KColorDialog::slotAddToCustomColors( ) +{ + d->table->addToCustomColors( d->selColor ); +} + +void KColorDialog::slotColorSelected( const QColor &color, const QString &name ) +{ + _setColor( color, name); +} + +void KColorDialog::slotColorDoubleClicked +( + const QColor & color, + const QString & name +) +{ + _setColor(color, name); + accept(); +} + +void KColorDialog::_setColor(const KColor &color, const QString &name) +{ + if (color.isValid()) + { + if (d->cbDefaultColor && d->cbDefaultColor->isChecked()) + d->cbDefaultColor->setChecked(false); + d->selColor = color; + } + else + { + if (d->cbDefaultColor && d->cbDefaultColor->isChecked()) + d->cbDefaultColor->setChecked(true); + d->selColor = d->defaultColor; + } + + showColor( d->selColor, name ); + + emit colorSelected( d->selColor ); +} + +// show but don't set into selColor, nor emit colorSelected +void KColorDialog::showColor( const KColor &color, const QString &name ) +{ + d->bRecursion = true; + + if (name.isEmpty()) + d->colorName->setText( i18n("-unnamed-")); + else + d->colorName->setText( name ); + + d->patch->setColor( color ); + + setRgbEdit( color ); + setHsvEdit( color ); + setHtmlEdit( color ); + + int h, s, v; + color.hsv( &h, &s, &v ); + d->hsSelector->setValues( h, s ); + d->valuePal->blockSignals(true); + d->valuePal->setHue( h ); + d->valuePal->setSaturation( s ); + d->valuePal->setValue( v ); + d->valuePal->updateContents(); + d->valuePal->blockSignals(false); + d->valuePal->repaint( false ); + d->bRecursion = false; +} + + +static QWidget *kde_color_dlg_widget = 0; + +#ifdef Q_WS_X11 +static int kde_color_dlg_handler(XEvent *event) +{ + if (event->type == ButtonRelease) + { + QMouseEvent e( QEvent::MouseButtonRelease, QPoint(), + QPoint(event->xmotion.x_root, event->xmotion.y_root) , 0, 0 ); + QApplication::sendEvent( kde_color_dlg_widget, &e ); + return true; + } + return false; +} +#endif +void +KColorDialog::slotColorPicker() +{ + d->bColorPicking = true; +#ifdef Q_WS_X11 + d->oldfilter = qt_set_x11_event_filter(kde_color_dlg_handler); +#endif + kde_color_dlg_widget = this; + grabMouse( crossCursor ); + grabKeyboard(); +} + +void +KColorDialog::mouseReleaseEvent( QMouseEvent *e ) +{ + if (d->bColorPicking) + { + d->bColorPicking = false; +#ifdef Q_WS_X11 + qt_set_x11_event_filter(d->oldfilter); + d->oldfilter = 0; +#endif + releaseMouse(); + releaseKeyboard(); + _setColor( grabColor( e->globalPos() ) ); + return; + } + KDialogBase::mouseReleaseEvent( e ); +} + +QColor +KColorDialog::grabColor(const QPoint &p) +{ + QWidget *desktop = QApplication::desktop(); + QPixmap pm = QPixmap::grabWindow( desktop->winId(), p.x(), p.y(), 1, 1); + QImage i = pm.convertToImage(); + return i.pixel(0,0); +} + +void +KColorDialog::keyPressEvent( QKeyEvent *e ) +{ + if (d->bColorPicking) + { + if (e->key() == Key_Escape) + { + d->bColorPicking = false; +#ifdef Q_WS_X11 + qt_set_x11_event_filter(d->oldfilter); + d->oldfilter = 0; +#endif + releaseMouse(); + releaseKeyboard(); + } + e->accept(); + return; + } + KDialogBase::keyPressEvent( e ); +} + +void KColorDialog::setRgbEdit( const KColor &col ) +{ + if (d->bEditRgb) return; + int r, g, b; + col.rgb( &r, &g, &b ); + + d->redit->setValue( r ); + d->gedit->setValue( g ); + d->bedit->setValue( b ); +} + +void KColorDialog::setHtmlEdit( const KColor &col ) +{ + if (d->bEditHtml) return; + int r, g, b; + col.rgb( &r, &g, &b ); + QString num; + + num.sprintf("#%02X%02X%02X", r,g,b); + d->htmlName->setText( num ); +} + + +void KColorDialog::setHsvEdit( const KColor &col ) +{ + if (d->bEditHsv) return; + int h, s, v; + col.hsv( &h, &s, &v ); + + d->hedit->setValue( h ); + d->sedit->setValue( s ); + d->vedit->setValue( v ); +} + +void KHSSelector::virtual_hook( int id, void* data ) +{ KXYSelector::virtual_hook( id, data ); } + +void KValueSelector::virtual_hook( int id, void* data ) +{ KSelector::virtual_hook( id, data ); } + +void KPaletteTable::virtual_hook( int, void* ) +{ /*BASE::virtual_hook( id, data );*/ } + +void KColorCells::virtual_hook( int, void* ) +{ /*BASE::virtual_hook( id, data );*/ } + +void KColorPatch::virtual_hook( int, void* ) +{ /*BASE::virtual_hook( id, data );*/ } + +void KColorDialog::virtual_hook( int id, void* data ) +{ KDialogBase::virtual_hook( id, data ); } + + +#include "kcolordialog.moc" +//#endif |