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+/*
+ 'Web' kwin client
+
+ Copyright (C) 2005 Sandro Giessl <sandro@giessl.com>
+ 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 <qpainter.h>
+
+#include <kconfig.h>
+
+#include "Web.h"
+#include "WebButton.h"
+
+extern "C"
+{
+ KDE_EXPORT KDecorationFactory *create_factory()
+ {
+ return new Web::WebFactory();
+ }
+}
+
+namespace Web {
+
+WebClient::WebClient(KDecorationBridge* bridge, KDecorationFactory* factory)
+ : KCommonDecoration(bridge, factory)
+{
+ // Empty.
+}
+
+WebClient::~WebClient()
+{
+ // Empty.
+}
+
+QString WebClient::visibleName() const
+{
+ return i18n("Web");
+}
+
+QString WebClient::defaultButtonsLeft() const
+{
+ return "S";
+}
+
+QString WebClient::defaultButtonsRight() const
+{
+ return "HIAX";
+}
+
+bool WebClient::decorationBehaviour(DecorationBehaviour behaviour) const
+{
+ switch (behaviour) {
+ case DB_MenuClose:
+ return false;
+
+ case DB_WindowMask:
+ return true;
+
+ case DB_ButtonHide:
+ return true;
+
+ default:
+ return KCommonDecoration::decorationBehaviour(behaviour);
+ }
+}
+
+int WebClient::layoutMetric(LayoutMetric lm, bool respectWindowState, const KCommonDecorationButton *btn) const
+{
+// bool maximized = maximizeMode()==MaximizeFull && !options()->moveResizeMaximizedWindows();
+
+ switch (lm) {
+ case LM_BorderLeft:
+ case LM_BorderRight:
+ case LM_BorderBottom:
+ return borderSize_;
+
+ case LM_TitleEdgeLeft:
+ case LM_TitleEdgeRight:
+ case LM_TitleEdgeTop:
+ case LM_TitleEdgeBottom:
+ return 0;
+
+ case LM_TitleBorderLeft:
+ case LM_TitleBorderRight:
+ return 0;
+
+ case LM_TitleHeight:
+ case LM_ButtonWidth:
+ case LM_ButtonHeight:
+ return titleHeight_;
+
+ case LM_ButtonSpacing:
+ return 0;
+
+ case LM_ExplicitButtonSpacer:
+ return 0;
+
+ default:
+ return KCommonDecoration::layoutMetric(lm, respectWindowState, btn);
+ }
+}
+
+KCommonDecorationButton *WebClient::createButton(ButtonType type)
+{
+ switch (type) {
+ case MenuButton:
+ return new WebButton(MenuButton, this, "menu", shape_);
+
+ case OnAllDesktopsButton:
+ return new WebButton(OnAllDesktopsButton, this, "on_all_desktops", shape_);
+
+ case HelpButton:
+ return new WebButton(HelpButton, this, "help", shape_);
+
+ case MinButton:
+ return new WebButton(MinButton, this, "minimize", shape_);
+
+ case MaxButton:
+ return new WebButton(MaxButton, this, "maximize", shape_);
+
+ case CloseButton:
+ return new WebButton(CloseButton, this, "close", shape_);
+
+ case AboveButton:
+ return new WebButton(AboveButton, this, "above", shape_);
+
+ case BelowButton:
+ return new WebButton(BelowButton, this, "below", shape_);
+
+ case ShadeButton:
+ return new WebButton(ShadeButton, this, "shade", shape_);
+
+ default:
+ return 0;
+ }
+}
+
+ void
+WebClient::init()
+{
+ // title height
+ const int textVMargin = 2;
+ QFontMetrics fm(options()->font(isActive(), isToolWindow()));
+
+ // border size
+ switch(options()->preferredBorderSize( factory())) {
+ case BorderLarge:
+ borderSize_ = 8;
+ break;
+ case BorderVeryLarge:
+ borderSize_ = 12;
+ break;
+ case BorderHuge:
+ borderSize_ = 18;
+ break;
+ case BorderVeryHuge:
+ borderSize_ = 27;
+ break;
+ case BorderOversized:
+ borderSize_ = 40;
+ break;
+ case BorderNormal:
+ default:
+ borderSize_ = 4;
+ }
+ titleHeight_ = QMAX(QMAX(14, fm.height() + textVMargin * 2), borderSize_);
+ if (0 != titleHeight_ % 2)
+ titleHeight_ += 1;
+
+ KConfig c("kwinwebrc");
+ c.setGroup("General");
+ shape_ = c.readBoolEntry("Shape", true);
+
+ KCommonDecoration::init();
+}
+
+ void
+WebClient::reset( unsigned long changed )
+{
+ if (changed & SettingColors)
+ {
+ // repaint the whole thing
+ widget()->repaint(false);
+ } else if (changed & SettingFont) {
+ // font has changed -- update title height
+ // title height
+ const int textVMargin = 2;
+ QFontMetrics fm(options()->font(isActive(), isToolWindow()));
+ titleHeight_ = QMAX(QMAX(14, fm.height() + textVMargin * 2), borderSize_);
+ if (0 != titleHeight_ % 2)
+ titleHeight_ += 1;
+
+ widget()->repaint(false);
+ }
+
+ KCommonDecoration::reset(changed);
+}
+
+ void
+WebClient::paintEvent(QPaintEvent * pe)
+{
+ int r_x, r_y, r_x2, r_y2;
+ widget()->rect().coords(&r_x, &r_y, &r_x2, &r_y2);
+ const int titleEdgeLeft = layoutMetric(LM_TitleEdgeLeft);
+ const int titleEdgeTop = layoutMetric(LM_TitleEdgeTop);
+ const int titleEdgeRight = layoutMetric(LM_TitleEdgeRight);
+ const int titleEdgeBottom = layoutMetric(LM_TitleEdgeBottom);
+ const int ttlHeight = layoutMetric(LM_TitleHeight);
+ const int titleEdgeBottomBottom = r_y+titleEdgeTop+ttlHeight+titleEdgeBottom-1;
+ QRect titleRect = QRect(r_x+titleEdgeLeft+buttonsLeftWidth(), r_y+titleEdgeTop,
+ r_x2-titleEdgeRight-buttonsRightWidth()-(r_x+titleEdgeLeft+buttonsLeftWidth()),
+ titleEdgeBottomBottom-(r_y+titleEdgeTop) );
+ titleRect.setTop(1);
+
+ QPainter p(widget());
+
+ p.setPen(Qt::black);
+ p.setBrush(options()->colorGroup(ColorFrame, isActive()).background());
+
+ p.setClipRegion(pe->region() - titleRect);
+
+ p.drawRect(widget()->rect());
+
+ p.setClipRegion(pe->region());
+
+ p.fillRect(titleRect, options()->color(ColorTitleBar, isActive()));
+
+ if (shape_)
+ {
+ int r(width());
+ int b(height());
+
+ // Draw edge of top-left corner inside the area removed by the mask.
+
+ p.drawPoint(3, 1);
+ p.drawPoint(4, 1);
+ p.drawPoint(2, 2);
+ p.drawPoint(1, 3);
+ p.drawPoint(1, 4);
+
+ // Draw edge of top-right corner inside the area removed by the mask.
+
+ p.drawPoint(r - 5, 1);
+ p.drawPoint(r - 4, 1);
+ p.drawPoint(r - 3, 2);
+ p.drawPoint(r - 2, 3);
+ p.drawPoint(r - 2, 4);
+
+ // Draw edge of bottom-left corner inside the area removed by the mask.
+
+ p.drawPoint(1, b - 5);
+ p.drawPoint(1, b - 4);
+ p.drawPoint(2, b - 3);
+ p.drawPoint(3, b - 2);
+ p.drawPoint(4, b - 2);
+
+ // Draw edge of bottom-right corner inside the area removed by the mask.
+
+ p.drawPoint(r - 2, b - 5);
+ p.drawPoint(r - 2, b - 4);
+ p.drawPoint(r - 3, b - 3);
+ p.drawPoint(r - 4, b - 2);
+ p.drawPoint(r - 5, b - 2);
+ }
+
+ p.setFont(options()->font(isActive(), isToolWindow()));
+
+ p.setPen(options()->color(ColorFont, isActive()));
+
+ p.drawText(titleRect, AlignCenter, caption());
+}
+
+void WebClient::updateWindowShape()
+{
+ if (!shape_)
+ return;
+
+ QRegion mask(0, 0, width(), height());
+
+ int r(width());
+ int b(height());
+
+ // Remove top-left corner.
+
+ mask -= QRegion(0, 0, 5, 1);
+ mask -= QRegion(0, 1, 3, 1);
+ mask -= QRegion(0, 2, 2, 1);
+ mask -= QRegion(0, 3, 1, 2);
+
+ // Remove top-right corner.
+
+ mask -= QRegion(r - 5, 0, 5, 1);
+ mask -= QRegion(r - 3, 1, 3, 1);
+ mask -= QRegion(r - 2, 2, 2, 1);
+ mask -= QRegion(r - 1, 3, 1, 2);
+
+ // Remove bottom-left corner.
+
+ mask -= QRegion(0, b - 5, 1, 3);
+ mask -= QRegion(0, b - 3, 2, 1);
+ mask -= QRegion(0, b - 2, 3, 1);
+ mask -= QRegion(0, b - 1, 5, 1);
+
+ // Remove bottom-right corner.
+
+ mask -= QRegion(r - 5, b - 1, 5, 1);
+ mask -= QRegion(r - 3, b - 2, 3, 1);
+ mask -= QRegion(r - 2, b - 3, 2, 1);
+ mask -= QRegion(r - 1, b - 5, 1, 2);
+
+ setMask(mask);
+}
+
+KDecoration* WebFactory::createDecoration( KDecorationBridge* b )
+{
+ return(new WebClient(b, this));
+}
+
+bool WebFactory::reset(unsigned long changed)
+{
+ // Do we need to "hit the wooden hammer" ?
+ bool needHardReset = true;
+ 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;
+ }
+}
+
+bool WebFactory::supports( Ability ability )
+{
+ switch( ability )
+ {
+ case AbilityAnnounceButtons:
+ case AbilityButtonOnAllDesktops:
+ case AbilityButtonHelp:
+ case AbilityButtonMinimize:
+ case AbilityButtonMaximize:
+ case AbilityButtonClose:
+ case AbilityButtonMenu:
+ case AbilityButtonAboveOthers:
+ case AbilityButtonBelowOthers:
+ case AbilityButtonShade:
+ return true;
+ default:
+ return false;
+ };
+}
+
+QValueList< WebFactory::BorderSize > WebFactory::borderSizes() const
+{ // the list must be sorted
+ return QValueList< BorderSize >() << BorderNormal << BorderLarge <<
+ BorderVeryLarge << BorderHuge << BorderVeryHuge << BorderOversized;
+}
+
+}
+
+#include "Web.moc"
+// vim:ts=2:sw=2:tw=78:set et:
+// kate: indent-width 2; replace-tabs on; tab-width 2; space-indent on;
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