388 lines
12 KiB
C++
388 lines
12 KiB
C++
/* Plastik KWin window decoration
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Copyright (C) 2003 Sandro Giessl <ceebx@users.sourceforge.net>
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based on the window decoration "Web":
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Copyright (C) 2001 Rik Hemsley (rikkus) <rik@kde.org>
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This program is free software; you can redistribute it and/or
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modify it under the terms of the GNU General Public
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License as published by the Free Software Foundation; either
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version 2 of the License, or (at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; see the file COPYING. If not, write to
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the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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Boston, MA 02111-1307, USA.
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*/
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#include <qpainter.h>
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#include <qimage.h>
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#include <kconfig.h>
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#include <kpixmap.h>
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#include <kpixmapeffect.h>
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#include "xpm/close.xpm"
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#include "xpm/minimize.xpm"
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#include "xpm/maximize.xpm"
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#include "xpm/restore.xpm"
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#include "xpm/help.xpm"
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#include "xpm/sticky.xpm"
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#include "xpm/unsticky.xpm"
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#include "xpm/shade.xpm"
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#include "xpm/unshade.xpm"
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#include "xpm/keepabove.xpm"
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#include "xpm/notkeepabove.xpm"
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#include "xpm/keepbelow.xpm"
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#include "xpm/notkeepbelow.xpm"
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#include "xpm/empty.xpm"
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#include "misc.h"
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#include "plastik.h"
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#include "plastik.moc"
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#include "plastikclient.h"
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namespace KWinPlastik
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{
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PlastikHandler::PlastikHandler()
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{
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memset(m_pixmaps, 0, sizeof(QPixmap*)*(NumPixmaps+NumButtonPixmaps*2)*2*2); // set elements to 0
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reset(0);
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}
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PlastikHandler::~PlastikHandler()
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{
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for (int t=0; t < 2; ++t)
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for (int a=0; a < 2; ++a)
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for (int i=0; i < NumPixmaps+NumButtonPixmaps*2; ++i)
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delete m_pixmaps[t][a][i];
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}
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bool PlastikHandler::reset(unsigned long changed)
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{
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// we assume the active font to be the same as the inactive font since the control
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// center doesn't offer different settings anyways.
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m_titleFont = KDecoration::options()->font(true, false); // not small
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m_titleFontTool = KDecoration::options()->font(true, true); // small
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switch(KDecoration::options()->preferredBorderSize( this )) {
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case BorderTiny:
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m_borderSize = 2;
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break;
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case BorderLarge:
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m_borderSize = 8;
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break;
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case BorderVeryLarge:
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m_borderSize = 12;
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break;
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case BorderHuge:
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m_borderSize = 18;
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break;
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case BorderVeryHuge:
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m_borderSize = 27;
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break;
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case BorderOversized:
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m_borderSize = 40;
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break;
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case BorderNormal:
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default:
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m_borderSize = 4;
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}
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// check if we are in reverse layout mode
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m_reverse = QApplication::reverseLayout();
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// read in the configuration
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readConfig();
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// pixmaps probably need to be updated, so delete the cache.
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for (int t=0; t < 2; ++t) {
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for (int a=0; a < 2; ++a) {
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for (int i=0; i < NumPixmaps+NumButtonPixmaps*2; i++) {
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if (m_pixmaps[t][a][i]) {
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delete m_pixmaps[t][a][i];
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m_pixmaps[t][a][i] = 0;
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}
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}
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}
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}
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// Do we need to "hit the wooden hammer" ?
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bool needHardReset = true;
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// TODO: besides the Color and Font settings I can maybe handle more changes
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// without a hard reset. I will do this later...
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if (changed & SettingColors || changed & SettingFont)
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{
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needHardReset = false;
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}
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if (needHardReset) {
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return true;
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} else {
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resetDecorations(changed);
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return false;
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}
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}
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KDecoration* PlastikHandler::createDecoration( KDecorationBridge* bridge )
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{
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return new PlastikClient( bridge, this );
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}
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bool PlastikHandler::supports( Ability ability )
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{
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switch( ability )
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{
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case AbilityAnnounceButtons:
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case AbilityButtonMenu:
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case AbilityButtonOnAllDesktops:
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case AbilityButtonSpacer:
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case AbilityButtonHelp:
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case AbilityButtonMinimize:
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case AbilityButtonMaximize:
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case AbilityButtonClose:
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case AbilityButtonAboveOthers:
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case AbilityButtonBelowOthers:
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case AbilityButtonShade:
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return true;
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default:
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return false;
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};
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}
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void PlastikHandler::readConfig()
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{
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// create a config object
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KConfig config("kwinplastikrc");
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config.setGroup("General");
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// grab settings
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m_titleShadow = config.readBoolEntry("TitleShadow", true);
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QFontMetrics fm(m_titleFont); // active font = inactive font
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int titleHeightMin = config.readNumEntry("MinTitleHeight", 16);
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// The title should strech with bigger font sizes!
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m_titleHeight = QMAX(titleHeightMin, fm.height() + 4); // 4 px for the shadow etc.
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fm = QFontMetrics(m_titleFontTool); // active font = inactive font
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int titleHeightToolMin = config.readNumEntry("MinTitleHeightTool", 13);
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// The title should strech with bigger font sizes!
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m_titleHeightTool = QMAX(titleHeightToolMin, fm.height() ); // don't care about the shadow etc.
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QString value = config.readEntry("TitleAlignment", "AlignHCenter");
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if (value == "AlignLeft") m_titleAlign = Qt::AlignLeft;
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else if (value == "AlignHCenter") m_titleAlign = Qt::AlignHCenter;
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else if (value == "AlignRight") m_titleAlign = Qt::AlignRight;
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m_animateButtons = config.readBoolEntry("AnimateButtons", true);
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m_menuClose = config.readBoolEntry("CloseOnMenuDoubleClick", true);
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}
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QColor PlastikHandler::getColor(KWinPlastik::ColorType type, const bool active)
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{
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switch (type) {
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case WindowContour:
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return KDecoration::options()->color(ColorTitleBar, active).dark(190);
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case TitleGradient1:
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return hsvRelative(KDecoration::options()->color(ColorTitleBar, active), 0,-10,+10);
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break;
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case TitleGradient2:
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return hsvRelative(KDecoration::options()->color(ColorTitleBar, active), 0,0,-25);
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break;
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case TitleGradient3:
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return KDecoration::options()->color(ColorTitleBar, active);
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break;
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case TitleHighlightTop:
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case SideHighlightLeft:
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return alphaBlendColors(KDecoration::options()->color(ColorTitleBar, active),
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Qt::white, active?150:160);
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break;
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case SideHighlightRight:
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case SideHighlightBottom:
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return alphaBlendColors(KDecoration::options()->color(ColorTitleBar, active),
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Qt::black, active?150:160);
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break;
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case Border:
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return KDecoration::options()->color(ColorFrame, active);
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case TitleFont:
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return KDecoration::options()->color(ColorFont, active);
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default:
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return Qt::black;
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}
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}
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const QPixmap &PlastikHandler::pixmap(Pixmaps type, bool active, bool toolWindow)
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{
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if (m_pixmaps[toolWindow][active][type])
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return *m_pixmaps[toolWindow][active][type];
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switch (type) {
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case TitleBarTileTop:
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case TitleBarTile:
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{
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const int topHeight = 2;
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const int topGradientHeight = 4;
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int h = (toolWindow ? m_titleHeightTool : m_titleHeight) + topHeight;
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QPixmap gradient(1, h); // TODO: test width of 5 or so for performance
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QPainter painter(&gradient);
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KPixmap tempPixmap;
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tempPixmap.resize(1, topGradientHeight);
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KPixmapEffect::gradient(tempPixmap,
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getColor(TitleGradient1, active),
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getColor(TitleGradient2, active),
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KPixmapEffect::VerticalGradient);
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painter.drawPixmap(0,0, tempPixmap);
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tempPixmap.resize(1, h-topGradientHeight);
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KPixmapEffect::gradient(tempPixmap,
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getColor(TitleGradient2, active),
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getColor(TitleGradient3, active),
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KPixmapEffect::VerticalGradient);
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painter.drawPixmap(0,topGradientHeight, tempPixmap);
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painter.end();
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QPixmap *pixmap;
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if (type == TitleBarTileTop) {
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pixmap = new QPixmap(1, topHeight);
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painter.begin(pixmap);
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painter.drawPixmap(0, 0, gradient);
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painter.end();
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} else {
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pixmap = new QPixmap(1, h-topHeight);
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painter.begin(pixmap);
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painter.drawPixmap(0, 0, gradient, 0,topHeight);
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painter.end();
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}
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m_pixmaps[toolWindow][active][type] = pixmap;
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return *pixmap;
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break;
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}
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}
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}
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const QPixmap &PlastikHandler::buttonPixmap(ButtonPixmaps type, const QSize &size, bool pressed, bool active, bool toolWindow)
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{
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int typeIndex = NumPixmaps+(pressed?type*2:type);
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// btn icon size...
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int reduceW = 0, reduceH = 0;
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if(size.width()>12) {
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reduceW = static_cast<int>(2*(size.width()/3.5) );
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}
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else
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reduceW = 4;
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if(size.height()>12)
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reduceH = static_cast<int>(2*(size.height()/3.5) );
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else
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reduceH = 4;
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int w = size.width() - reduceW;
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int h = size.height() - reduceH;
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if (m_pixmaps[toolWindow][active][typeIndex] && m_pixmaps[toolWindow][active][typeIndex]->size()==QSize(w,h) )
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return *m_pixmaps[toolWindow][active][typeIndex];
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// no matching pixmap found, create a new one...
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delete m_pixmaps[toolWindow][active][typeIndex];
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m_pixmaps[toolWindow][active][typeIndex] = 0;
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QColor iconColor = alphaBlendColors(getColor(TitleGradient3, active), pressed ? Qt::white : Qt::black, 50);
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QImage img;
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switch (type) {
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case BtnHelp:
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img = QImage(help_xpm);
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break;
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case BtnMax:
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img = QImage(maximize_xpm);
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break;
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case BtnMaxRestore:
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img = QImage(restore_xpm);
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break;
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case BtnMin:
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img = QImage(minimize_xpm);
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break;
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case BtnClose:
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img = QImage(close_xpm);
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break;
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case BtnOnAllDesktops:
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img = QImage(sticky_xpm);
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break;
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case BtnNotOnAllDesktops:
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img = QImage(unsticky_xpm);
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break;
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case BtnAbove:
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img = QImage(keepabove_xpm);
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break;
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case BtnNotAbove:
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img = QImage(notkeepabove_xpm);
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break;
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case BtnBelow:
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img = QImage(keepbelow_xpm);
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case BtnNotBelow:
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img = QImage(notkeepbelow_xpm);
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break;
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case BtnShade:
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img = QImage(shade_xpm);
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break;
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case BtnShadeRestore:
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img = QImage(unshade_xpm);
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break;
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default:
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img = QImage(empty_xpm);
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break;
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}
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QPixmap *pixmap = new QPixmap(recolorImage(&img, iconColor).smoothScale(w,h) );
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m_pixmaps[toolWindow][active][typeIndex] = pixmap;
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return *pixmap;
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}
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QValueList< PlastikHandler::BorderSize >
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PlastikHandler::borderSizes() const
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{
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// the list must be sorted
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return QValueList< BorderSize >() << BorderTiny << BorderNormal <<
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BorderLarge << BorderVeryLarge << BorderHuge <<
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BorderVeryHuge << BorderOversized;
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}
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// make the handler accessible to other classes...
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static PlastikHandler *handler = 0;
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PlastikHandler* Handler()
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{
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return handler;
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}
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} // KWinPlastik
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//////////////////////////////////////////////////////////////////////////////
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// Plugin Stuff //
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//////////////////////////////////////////////////////////////////////////////
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extern "C"
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{
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KDE_EXPORT KDecorationFactory *create_factory()
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{
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KWinPlastik::handler = new KWinPlastik::PlastikHandler();
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return KWinPlastik::handler;
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}
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}
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