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-rw-r--r--kwin/clients/plastik/plastik.cpp598
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diff --git a/kwin/clients/plastik/plastik.cpp b/kwin/clients/plastik/plastik.cpp
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+/* Plastik KWin window decoration
+ Copyright (C) 2003-2005 Sandro Giessl <sandro@giessl.com>
+
+ based on the window decoration "Web":
+ Copyright (C) 2001 Rik Hemsley (rikkus) <rik@kde.org>
+
+ This program is free software; you can redistribute it and/or
+ modify it under the terms of the GNU General Public
+ License as published by the Free Software Foundation; either
+ version 2 of the License, or (at your option) any later version.
+
+ This program 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
+ General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with this program; see the file COPYING. If not, write to
+ the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
+ Boston, MA 02110-1301, USA.
+ */
+
+#include <qbitmap.h>
+#include <qpainter.h>
+#include <qimage.h>
+
+#include <kconfig.h>
+#include <kpixmap.h>
+#include <kpixmapeffect.h>
+
+#include "misc.h"
+#include "plastik.h"
+#include "plastik.moc"
+#include "plastikclient.h"
+#include "plastikbutton.h"
+
+namespace KWinPlastik
+{
+
+PlastikHandler::PlastikHandler()
+{
+ memset(m_pixmaps, 0, sizeof(QPixmap*)*NumPixmaps*2*2); // set elements to 0
+ memset(m_bitmaps, 0, sizeof(QBitmap*)*NumButtonIcons*2);
+
+ reset(0);
+}
+
+PlastikHandler::~PlastikHandler()
+{
+ for (int t=0; t < 2; ++t)
+ for (int a=0; a < 2; ++a)
+ for (int i=0; i < NumPixmaps; ++i)
+ delete m_pixmaps[t][a][i];
+ for (int t=0; t < 2; ++t)
+ for (int i=0; i < NumButtonIcons; ++i)
+ delete m_bitmaps[t][i];
+}
+
+bool PlastikHandler::reset(unsigned long changed)
+{
+ // we assume the active font to be the same as the inactive font since the control
+ // center doesn't offer different settings anyways.
+ m_titleFont = KDecoration::options()->font(true, false); // not small
+ m_titleFontTool = KDecoration::options()->font(true, true); // small
+
+ switch(KDecoration::options()->preferredBorderSize( this )) {
+ case BorderTiny:
+ m_borderSize = 3;
+ break;
+ case BorderLarge:
+ m_borderSize = 8;
+ break;
+ case BorderVeryLarge:
+ m_borderSize = 12;
+ break;
+ case BorderHuge:
+ m_borderSize = 18;
+ break;
+ case BorderVeryHuge:
+ m_borderSize = 27;
+ break;
+ case BorderOversized:
+ m_borderSize = 40;
+ break;
+ case BorderNormal:
+ default:
+ m_borderSize = 4;
+ }
+
+ // check if we are in reverse layout mode
+ m_reverse = QApplication::reverseLayout();
+
+ // read in the configuration
+ readConfig();
+
+ // pixmaps probably need to be updated, so delete the cache.
+ for (int t=0; t < 2; ++t) {
+ for (int a=0; a < 2; ++a) {
+ for (int i=0; i < NumPixmaps; i++) {
+ if (m_pixmaps[t][a][i]) {
+ delete m_pixmaps[t][a][i];
+ m_pixmaps[t][a][i] = 0;
+ }
+ }
+ }
+ }
+ for (int t=0; t < 2; ++t) {
+ for (int i=0; i < NumButtonIcons; i++) {
+ if (m_bitmaps[t][i]) {
+ delete m_bitmaps[t][i];
+ m_bitmaps[t][i] = 0;
+ }
+ }
+ }
+
+ // Do we need to "hit the wooden hammer" ?
+ bool needHardReset = true;
+ // TODO: besides the Color and Font settings I can maybe handle more changes
+ // without a hard reset. I will do this later...
+ if (changed & SettingColors || changed & SettingFont)
+ {
+ needHardReset = false;
+ } else if (changed & SettingButtons) {
+ // handled by KCommonDecoration
+ needHardReset = false;
+ }
+
+ if (needHardReset) {
+ return true;
+ } else {
+ resetDecorations(changed);
+ return false;
+ }
+}
+
+KDecoration* PlastikHandler::createDecoration( KDecorationBridge* bridge )
+{
+ return new PlastikClient( bridge, this );
+}
+
+bool PlastikHandler::supports( Ability ability )
+{
+ switch( ability )
+ {
+ case AbilityAnnounceButtons:
+ case AbilityButtonMenu:
+ case AbilityButtonOnAllDesktops:
+ case AbilityButtonSpacer:
+ case AbilityButtonHelp:
+ case AbilityButtonMinimize:
+ case AbilityButtonMaximize:
+ case AbilityButtonClose:
+ case AbilityButtonAboveOthers:
+ case AbilityButtonBelowOthers:
+ case AbilityButtonShade:
+ return true;
+ default:
+ return false;
+ };
+}
+
+void PlastikHandler::readConfig()
+{
+ // create a config object
+ KConfig config("kwinplastikrc");
+ config.setGroup("General");
+
+ // grab settings
+ m_titleShadow = config.readBoolEntry("TitleShadow", true);
+
+ QFontMetrics fm(m_titleFont); // active font = inactive font
+ int titleHeightMin = config.readNumEntry("MinTitleHeight", 16);
+ // The title should strech with bigger font sizes!
+ m_titleHeight = QMAX(titleHeightMin, fm.height() + 4); // 4 px for the shadow etc.
+ // have an even title/button size so the button icons are fully centered...
+ if ( m_titleHeight%2 == 0)
+ m_titleHeight++;
+
+ fm = QFontMetrics(m_titleFontTool); // active font = inactive font
+ int titleHeightToolMin = config.readNumEntry("MinTitleHeightTool", 13);
+ // The title should strech with bigger font sizes!
+ m_titleHeightTool = QMAX(titleHeightToolMin, fm.height() ); // don't care about the shadow etc.
+ // have an even title/button size so the button icons are fully centered...
+ if ( m_titleHeightTool%2 == 0)
+ m_titleHeightTool++;
+
+ QString value = config.readEntry("TitleAlignment", "AlignLeft");
+ if (value == "AlignLeft") m_titleAlign = Qt::AlignLeft;
+ else if (value == "AlignHCenter") m_titleAlign = Qt::AlignHCenter;
+ else if (value == "AlignRight") m_titleAlign = Qt::AlignRight;
+
+ m_coloredBorder = config.readBoolEntry("ColoredBorder", true);
+ m_animateButtons = config.readBoolEntry("AnimateButtons", true);
+ m_menuClose = config.readBoolEntry("CloseOnMenuDoubleClick", true);
+}
+
+QColor PlastikHandler::getColor(KWinPlastik::ColorType type, const bool active)
+{
+ switch (type) {
+ case WindowContour:
+ return KDecoration::options()->color(ColorTitleBar, active).dark(200);
+ case TitleGradient1:
+ return hsvRelative(KDecoration::options()->color(ColorTitleBar, active), 0,-10,+10);
+ break;
+ case TitleGradient2:
+ return hsvRelative(KDecoration::options()->color(ColorTitleBar, active), 0,0,-25);
+ break;
+ case TitleGradient3:
+ return KDecoration::options()->color(ColorTitleBar, active);
+ break;
+ case ShadeTitleLight:
+ return alphaBlendColors(KDecoration::options()->color(ColorTitleBar, active),
+ Qt::white, active?205:215);
+ break;
+ case ShadeTitleDark:
+ return alphaBlendColors(KDecoration::options()->color(ColorTitleBar, active),
+ Qt::black, active?205:215);
+ break;
+ case Border:
+ return KDecoration::options()->color(ColorFrame, active);
+ case TitleFont:
+ return KDecoration::options()->color(ColorFont, active);
+ default:
+ return Qt::black;
+ }
+}
+
+void PlastikHandler::pretile( QPixmap *&pix, int size, Qt::Orientation dir ) const
+{
+ QPixmap *newpix;
+ QPainter p;
+
+ if ( dir == Qt::Horizontal )
+ newpix = new QPixmap( size, pix->height() );
+ else
+ newpix = new QPixmap( pix->width(), size );
+
+ p.begin( newpix );
+ p.drawTiledPixmap( newpix->rect(), *pix ) ;
+ p.end();
+
+ delete pix;
+ pix = newpix;
+}
+
+const QPixmap &PlastikHandler::pixmap(Pixmaps type, bool active, bool toolWindow)
+{
+ if (m_pixmaps[toolWindow][active][type])
+ return *m_pixmaps[toolWindow][active][type];
+
+ QPixmap *pm = 0;
+
+ switch (type) {
+ case TitleBarTileTop:
+ case TitleBarTile:
+ {
+ const int titleBarTileHeight = (toolWindow ? m_titleHeightTool : m_titleHeight) + 2;
+ // gradient used as well in TitleBarTileTop as TitleBarTile
+ const int gradientHeight = 2 + titleBarTileHeight-1;
+ QPixmap gradient(1, gradientHeight);
+ QPainter painter(&gradient);
+ KPixmap tempPixmap;
+ tempPixmap.resize(1, 4);
+ KPixmapEffect::gradient(tempPixmap,
+ getColor(TitleGradient1, active),
+ getColor(TitleGradient2, active),
+ KPixmapEffect::VerticalGradient);
+ painter.drawPixmap(0,0, tempPixmap);
+ tempPixmap.resize(1, gradientHeight-4);
+ KPixmapEffect::gradient(tempPixmap,
+ getColor(TitleGradient2, active),
+ getColor(TitleGradient3, active),
+ KPixmapEffect::VerticalGradient);
+ painter.drawPixmap(0,4, tempPixmap);
+ painter.end();
+
+ // actual titlebar tiles
+ if (type == TitleBarTileTop) {
+ pm = new QPixmap(1, 4);
+ painter.begin(pm);
+ // contour
+ painter.setPen(getColor(WindowContour, active) );
+ painter.drawPoint(0,0);
+ // top highlight
+ painter.setPen(getColor(ShadeTitleLight, active) );
+ painter.drawPoint(0,1);
+ // gradient
+ painter.drawPixmap(0, 2, gradient);
+ painter.end();
+ } else {
+ pm = new QPixmap(1, titleBarTileHeight);
+ painter.begin(pm);
+ painter.drawPixmap(0, 0, gradient, 0,2);
+ if (m_coloredBorder) {
+ painter.setPen(getColor(TitleGradient3, active).dark(110) );
+ } else {
+ painter.setPen(getColor(TitleGradient3, active) );
+ }
+ painter.drawPoint(0,titleBarTileHeight-1);
+ painter.end();
+ }
+
+ pretile(pm, 64, Qt::Horizontal);
+
+ break;
+ }
+
+ case TitleBarLeft:
+ {
+ const int w = m_borderSize;
+ const int h = 4 + (toolWindow ? m_titleHeightTool : m_titleHeight) + 2;
+
+ pm = new QPixmap(w, h);
+ QPainter painter(pm);
+
+ painter.drawTiledPixmap(0,0, w, 4, pixmap(TitleBarTileTop, active, toolWindow) );
+ painter.drawTiledPixmap(0,4, w, h-4, pixmap(TitleBarTile, active, toolWindow) );
+
+ painter.setPen(getColor(WindowContour, active) );
+ painter.drawLine(0,0, 0,h);
+ painter.drawPoint(1,1);
+
+ const QColor highlightTitleLeft = getColor(ShadeTitleLight, active);
+ painter.setPen(highlightTitleLeft);
+ painter.drawLine(1,2, 1,h);
+
+ if (m_coloredBorder) {
+ painter.setPen(getColor(TitleGradient3, active) );
+ painter.drawLine(2,h-1, w-1,h-1);
+ }
+
+ // outside the region normally masked by doShape
+ painter.setPen(QColor(0,0,0) );
+ painter.drawLine(0, 0, 1, 0 );
+ painter.drawPoint(0, 1);
+
+ break;
+ }
+
+ case TitleBarRight:
+ {
+ const int w = m_borderSize;
+ const int h = 4 + (toolWindow ? m_titleHeightTool : m_titleHeight) + 2;
+
+ pm = new QPixmap(w, h);
+ QPainter painter(pm);
+
+ painter.drawTiledPixmap(0,0, w, 4, pixmap(TitleBarTileTop, active, toolWindow) );
+ painter.drawTiledPixmap(0,4, w, h-4, pixmap(TitleBarTile, active, toolWindow) );
+
+ painter.setPen(getColor(WindowContour, active) );
+ painter.drawLine(w-1,0, w-1,h);
+ painter.drawPoint(w-2,1);
+
+ const QColor highlightTitleRight = getColor(ShadeTitleDark, active);
+ painter.setPen(highlightTitleRight);
+ painter.drawLine(w-2,2, w-2,h);
+
+ if (m_coloredBorder) {
+ painter.setPen(getColor(TitleGradient3, active) );
+ painter.drawLine(0,h-1, w-3,h-1);
+ }
+
+ // outside the region normally masked by doShape
+ painter.setPen(QColor(0,0,0) );
+ painter.drawLine(w-2, 0, w-1, 0 );
+ painter.drawPoint(w-1, 1);
+
+ break;
+ }
+
+ case BorderLeftTile:
+ {
+ const int w = m_borderSize;
+
+ pm = new QPixmap(w, 1);
+ QPainter painter(pm);
+ if (m_coloredBorder) {
+ painter.setPen(getColor(WindowContour, active) );
+ painter.drawPoint(0, 0);
+ painter.setPen(getColor(ShadeTitleLight, active) );
+ painter.drawPoint(1, 0);
+ if (w > 3) {
+ painter.setPen(getColor(TitleGradient3, active) );
+ painter.drawLine(2,0, w-2,0);
+ }
+ painter.setPen(getColor(TitleGradient3, active).dark(110) );
+ painter.drawPoint(w-1,0);
+ } else {
+ painter.setPen(getColor(WindowContour, active) );
+ painter.drawPoint(0, 0);
+ painter.setPen(
+ alphaBlendColors(getColor(Border, active),
+ getColor(ShadeTitleLight, active), 130) );
+ painter.drawPoint(1, 0);
+ painter.setPen(getColor(Border, active) );
+ painter.drawLine(2,0, w-1,0);
+ }
+
+ painter.end();
+
+ pretile(pm, 64, Qt::Vertical);
+
+ break;
+ }
+
+ case BorderRightTile:
+ {
+ const int w = m_borderSize;
+
+ pm = new QPixmap(w, 1);
+ QPainter painter(pm);
+ if (m_coloredBorder) {
+ painter.setPen(getColor(TitleGradient3, active).dark(110) );
+ painter.drawPoint(0,0);
+ if (w > 3) {
+ painter.setPen(getColor(TitleGradient3, active) );
+ painter.drawLine(1,0, w-3,0);
+ }
+ painter.setPen(getColor(ShadeTitleDark, active) );
+ painter.drawPoint(w-2, 0);
+ painter.setPen(getColor(WindowContour, active) );
+ painter.drawPoint(w-1, 0);
+ } else {
+ painter.setPen(getColor(Border, active) );
+ painter.drawLine(0,0, w-3,0);
+ painter.setPen(
+ alphaBlendColors(getColor(Border, active),
+ getColor(ShadeTitleDark, active), 130) );
+ painter.drawPoint(w-2, 0);
+ painter.setPen(getColor(WindowContour, active) );
+ painter.drawPoint(w-1, 0);
+ }
+ painter.end();
+
+ pretile(pm, 64, Qt::Vertical);
+
+ break;
+ }
+
+ case BorderBottomLeft:
+ {
+ const int w = m_borderSize;
+ const int h = m_borderSize;
+
+ pm = new QPixmap(w, h);
+ QPainter painter(pm);
+ painter.drawTiledPixmap(0,0,w,h, pixmap(BorderBottomTile, active, toolWindow) );
+ painter.setPen(getColor(WindowContour, active) );
+ painter.drawLine(0,0, 0,h);
+ if (m_coloredBorder) {
+ if (h > 3) {
+ painter.setPen(getColor(ShadeTitleLight, active) );
+ painter.drawLine(1,0, 1,h-2);
+ }
+
+ painter.setPen(getColor(TitleGradient3, active) );
+ painter.drawLine(2,0, w-1,0);
+ } else {
+ painter.setPen(
+ alphaBlendColors(getColor(Border, active),
+ getColor(ShadeTitleLight, active), 130) );
+ painter.drawLine(1,0, 1,h-2);
+ }
+
+ painter.end();
+
+ break;
+ }
+
+ case BorderBottomRight:
+ {
+ const int w = m_borderSize;
+ const int h = m_borderSize;
+
+ pm = new QPixmap(w, h);
+ QPainter painter(pm);
+ painter.drawTiledPixmap(0,0,w,h, pixmap(BorderBottomTile, active, toolWindow) );
+ painter.setPen(getColor(WindowContour, active) );
+ painter.drawLine(w-1,0, w-1,h);
+ if (m_coloredBorder) {
+ painter.setPen(getColor(ShadeTitleDark, active) );
+ painter.drawLine(w-2,0, w-2,h-2);
+
+ painter.setPen(getColor(TitleGradient3, active) );
+ painter.drawLine(0,0, w-3,0);
+ } else {
+ painter.setPen(
+ alphaBlendColors(getColor(Border, active),
+ getColor(ShadeTitleDark, active), 130) );
+ painter.drawLine(w-2,0, w-2,h-2);
+ }
+
+ painter.end();
+
+ break;
+ }
+
+ case BorderBottomTile:
+ default:
+ {
+ const int h = m_borderSize;
+
+ pm = new QPixmap(1, m_borderSize);
+ QPainter painter(pm);
+
+ if (m_coloredBorder) {
+ painter.setPen(getColor(TitleGradient3, active).dark(110) );
+ painter.drawPoint(0,0);
+ painter.setPen(getColor(TitleGradient3, active) );
+ painter.drawLine(0,1, 0,h-3);
+ painter.setPen(getColor(ShadeTitleDark, active) );
+ painter.drawPoint(0, h-2);
+ } else {
+ painter.setPen(getColor(Border, active) );
+ painter.drawLine(0,0, 0,h-3);
+ painter.setPen(
+ alphaBlendColors(getColor(Border, active),
+ getColor(ShadeTitleDark, active), 130) );
+ painter.drawPoint(0, h-2);
+ }
+ painter.setPen(getColor(WindowContour, active) );
+ painter.drawPoint(0, h-1);
+ painter.end();
+
+ pretile(pm, 64, Qt::Horizontal);
+
+ break;
+ }
+ }
+
+ m_pixmaps[toolWindow][active][type] = pm;
+ return *pm;
+}
+
+const QBitmap &PlastikHandler::buttonBitmap(ButtonIcon type, const QSize &size, bool toolWindow)
+{
+ int typeIndex = type;
+
+ // btn icon size...
+ int reduceW = 0, reduceH = 0;
+ if(size.width()>14) {
+ reduceW = static_cast<int>(2*(size.width()/3.5) );
+ }
+ else
+ reduceW = 6;
+ if(size.height()>14)
+ reduceH = static_cast<int>(2*(size.height()/3.5) );
+ else
+ reduceH = 6;
+
+ int w = size.width() - reduceW;
+ int h = size.height() - reduceH;
+
+ if (m_bitmaps[toolWindow][typeIndex] && m_bitmaps[toolWindow][typeIndex]->size()==QSize(w,h) )
+ return *m_bitmaps[toolWindow][typeIndex];
+
+ // no matching pixmap found, create a new one...
+
+ delete m_bitmaps[toolWindow][typeIndex];
+ m_bitmaps[toolWindow][typeIndex] = 0;
+
+ QBitmap bmp = IconEngine::icon(type /*icon*/, QMIN(w,h) );
+ QBitmap *bitmap = new QBitmap(bmp);
+ m_bitmaps[toolWindow][typeIndex] = bitmap;
+ return *bitmap;
+}
+
+QValueList< PlastikHandler::BorderSize >
+PlastikHandler::borderSizes() const
+{
+ // the list must be sorted
+ return QValueList< BorderSize >() << BorderTiny << BorderNormal <<
+ BorderLarge << BorderVeryLarge << BorderHuge <<
+ BorderVeryHuge << BorderOversized;
+}
+
+// make the handler accessible to other classes...
+static PlastikHandler *handler = 0;
+PlastikHandler* Handler()
+{
+ return handler;
+}
+
+} // KWinPlastik
+
+//////////////////////////////////////////////////////////////////////////////
+// Plugin Stuff //
+//////////////////////////////////////////////////////////////////////////////
+
+extern "C"
+{
+ KDE_EXPORT KDecorationFactory *create_factory()
+ {
+ KWinPlastik::handler = new KWinPlastik::PlastikHandler();
+ return KWinPlastik::handler;
+ }
+}