summaryrefslogtreecommitdiffstats
path: root/kwin/lib/kcommondecoration.cpp
diff options
context:
space:
mode:
authortoma <toma@283d02a7-25f6-0310-bc7c-ecb5cbfe19da>2009-11-25 17:56:58 +0000
committertoma <toma@283d02a7-25f6-0310-bc7c-ecb5cbfe19da>2009-11-25 17:56:58 +0000
commit4aed2c8219774f5d797760606b8489a92ddc5163 (patch)
tree3f8c130f7d269626bf6a9447407ef6c35954426a /kwin/lib/kcommondecoration.cpp
downloadtdebase-4aed2c8219774f5d797760606b8489a92ddc5163.tar.gz
tdebase-4aed2c8219774f5d797760606b8489a92ddc5163.zip
Copy the KDE 3.5 branch to branches/trinity for new KDE 3.5 features.
BUG:215923 git-svn-id: svn://anonsvn.kde.org/home/kde/branches/trinity/kdebase@1054174 283d02a7-25f6-0310-bc7c-ecb5cbfe19da
Diffstat (limited to 'kwin/lib/kcommondecoration.cpp')
-rw-r--r--kwin/lib/kcommondecoration.cpp966
1 files changed, 966 insertions, 0 deletions
diff --git a/kwin/lib/kcommondecoration.cpp b/kwin/lib/kcommondecoration.cpp
new file mode 100644
index 000000000..58a95b599
--- /dev/null
+++ b/kwin/lib/kcommondecoration.cpp
@@ -0,0 +1,966 @@
+/*
+ This file is part of the KDE project.
+
+ Copyright (C) 2005 Sandro Giessl <sandro@giessl.com>
+
+ Permission is hereby granted, free of charge, to any person obtaining a
+ copy of this software and associated documentation files (the "Software"),
+ to deal in the Software without restriction, including without limitation
+ the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ and/or sell copies of the Software, and to permit persons to whom the
+ Software is furnished to do so, subject to the following conditions:
+
+ The above copyright notice and this permission notice shall be included in
+ all copies or substantial portions of the Software.
+
+ THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+ FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+ DEALINGS IN THE SOFTWARE.
+ */
+
+#include <qapplication.h>
+#include <qcursor.h>
+#include <qdatetime.h>
+#include <qlabel.h>
+#include <qtooltip.h>
+#include <qwidget.h>
+
+#include <kdebug.h>
+
+#include <kapplication.h>
+#include <kdecorationfactory.h>
+#include <klocale.h>
+
+#include "kcommondecoration.h"
+#include "kcommondecoration.moc"
+
+KCommonDecoration::KCommonDecoration(KDecorationBridge* bridge, KDecorationFactory* factory)
+ : KDecoration (bridge, factory),
+ m_previewWidget(0),
+ btnHideMinWidth(200),
+ btnHideLastWidth(0),
+ closing(false)
+{
+ // sizeof(...) is calculated at compile time
+ memset(m_button, 0, sizeof(KCommonDecorationButton *) * NumButtons);
+}
+
+KCommonDecoration::~KCommonDecoration()
+{
+ for (int n=0; n<NumButtons; n++) {
+ if (m_button[n]) delete m_button[n];
+ }
+ delete m_previewWidget;
+}
+
+bool KCommonDecoration::decorationBehaviour(DecorationBehaviour behaviour) const
+{
+ switch (behaviour) {
+ case DB_MenuClose:
+ return false;
+
+ case DB_WindowMask:
+ return false;
+
+ case DB_ButtonHide:
+ return true;
+ }
+
+ return false;
+}
+
+int KCommonDecoration::layoutMetric(LayoutMetric lm, bool, const KCommonDecorationButton *) const
+{
+ switch (lm) {
+ case LM_BorderLeft:
+ case LM_BorderRight:
+ case LM_BorderBottom:
+ case LM_TitleEdgeTop:
+ case LM_TitleEdgeBottom:
+ case LM_TitleEdgeLeft:
+ case LM_TitleEdgeRight:
+ case LM_TitleBorderLeft:
+ case LM_TitleBorderRight:
+ return 5;
+
+
+ case LM_ButtonWidth:
+ case LM_ButtonHeight:
+ case LM_TitleHeight:
+ return 20;
+
+ case LM_ButtonSpacing:
+ return 5;
+
+ case LM_ButtonMarginTop:
+ return 0;
+
+ case LM_ExplicitButtonSpacer:
+ return 5;
+
+ default:
+ return 0;
+ }
+}
+
+void KCommonDecoration::init()
+{
+ createMainWidget(WNoAutoErase);
+
+ // for flicker-free redraws
+ widget()->setBackgroundMode(NoBackground);
+
+ widget()->installEventFilter( this );
+
+ resetLayout();
+
+ connect(this, SIGNAL(keepAboveChanged(bool) ), SLOT(keepAboveChange(bool) ) );
+ connect(this, SIGNAL(keepBelowChanged(bool) ), SLOT(keepBelowChange(bool) ) );
+
+ updateCaption();
+}
+
+void KCommonDecoration::reset( unsigned long changed )
+{
+ if (changed & SettingButtons) {
+ resetLayout();
+ widget()->update();
+ }
+}
+
+QRegion KCommonDecoration::cornerShape(WindowCorner)
+{
+ return QRegion();
+}
+
+void KCommonDecoration::updateCaption()
+{
+ // This should be reimplemented in decorations for better efficiency
+ widget()->update();
+}
+
+void KCommonDecoration::borders( int& left, int& right, int& top, int& bottom ) const
+{
+ left = layoutMetric(LM_BorderLeft);
+ right = layoutMetric(LM_BorderRight);
+ bottom = layoutMetric(LM_BorderBottom);
+ top = layoutMetric(LM_TitleHeight) +
+ layoutMetric(LM_TitleEdgeTop) +
+ layoutMetric(LM_TitleEdgeBottom);
+
+ updateLayout(); // TODO!! don't call everytime we are in ::borders
+}
+
+void KCommonDecoration::updateLayout() const
+{
+ QRect r = widget()->rect();
+ int r_x, r_y, r_x2, r_y2;
+ r.coords(&r_x, &r_y, &r_x2, &r_y2);
+
+ // layout preview widget
+ if (m_previewWidget) {
+ const int borderLeft = layoutMetric(LM_BorderLeft);
+ const int borderRight = layoutMetric(LM_BorderRight);
+ const int borderBottom = layoutMetric(LM_BorderBottom);
+ const int titleHeight = layoutMetric(LM_TitleHeight);
+ const int titleEdgeTop = layoutMetric(LM_TitleEdgeTop);
+ const int titleEdgeBottom = layoutMetric(LM_TitleEdgeBottom);
+
+ int left = r_x+borderLeft;
+ int top = r_y+titleEdgeTop+titleHeight+titleEdgeBottom;
+ int width = r_x2-borderRight-left+1;
+ int height = r_y2-borderBottom-top+1;
+ m_previewWidget->setGeometry(left, top, width, height);
+ moveWidget(left,top, m_previewWidget);
+ resizeWidget(width, height, m_previewWidget);
+ }
+
+ // resize buttons...
+ for (int n=0; n<NumButtons; n++) {
+ if (m_button[n]) {
+ QSize newSize = QSize(layoutMetric(LM_ButtonWidth, true, m_button[n]),
+ layoutMetric(LM_ButtonHeight, true, m_button[n]) );
+ if (newSize != m_button[n]->size() )
+ m_button[n]->setSize(newSize);
+ }
+ }
+
+ // layout buttons
+ int y = r_y + layoutMetric(LM_TitleEdgeTop) + layoutMetric(LM_ButtonMarginTop);
+ if (m_buttonsLeft.count() > 0) {
+ const int buttonSpacing = layoutMetric(LM_ButtonSpacing);
+ int x = r_x + layoutMetric(LM_TitleEdgeLeft);
+ for (ButtonContainer::const_iterator it = m_buttonsLeft.begin(); it != m_buttonsLeft.end(); ++it) {
+ bool elementLayouted = false;
+ if (*it) {
+ if (!(*it)->isHidden() ) {
+ moveWidget(x,y, *it);
+ x += layoutMetric(LM_ButtonWidth, true, ::qt_cast<KCommonDecorationButton*>(*it) );
+ elementLayouted = true;
+ }
+ } else {
+ x+= layoutMetric(LM_ExplicitButtonSpacer);
+ elementLayouted = true;
+ }
+ if (elementLayouted && it != m_buttonsLeft.end() )
+ x += buttonSpacing;
+ }
+ }
+
+ if (m_buttonsRight.count() > 0) {
+ const int titleEdgeRightLeft = r_x2-layoutMetric(LM_TitleEdgeRight)+1;
+
+ const int buttonSpacing = layoutMetric(LM_ButtonSpacing);
+ int x = titleEdgeRightLeft - buttonContainerWidth(m_buttonsRight);
+ for (ButtonContainer::const_iterator it = m_buttonsRight.begin(); it != m_buttonsRight.end(); ++it) {
+ bool elementLayouted = false;
+ if (*it) {
+ if (!(*it)->isHidden() ) {
+ moveWidget(x,y, *it);
+ x += layoutMetric(LM_ButtonWidth, true, ::qt_cast<KCommonDecorationButton*>(*it) );;
+ elementLayouted = true;
+ }
+ } else {
+ x += layoutMetric(LM_ExplicitButtonSpacer);
+ elementLayouted = true;
+ }
+ if (elementLayouted && it != m_buttonsRight.end() )
+ x += buttonSpacing;
+ }
+ }
+}
+
+void KCommonDecoration::updateButtons() const
+{
+ for (int n=0; n<NumButtons; n++)
+ if (m_button[n]) m_button[n]->update();
+}
+
+void KCommonDecoration::resetButtons() const
+{
+ for (int n=0; n<NumButtons; n++)
+ if (m_button[n]) m_button[n]->reset(KCommonDecorationButton::ManualReset);
+}
+
+void KCommonDecoration::resetLayout()
+{
+ for (int n=0; n<NumButtons; n++) {
+ if (m_button[n]) {
+ delete m_button[n];
+ m_button[n] = 0;
+ }
+ }
+ m_buttonsLeft.clear();
+ m_buttonsRight.clear();
+
+ delete m_previewWidget;
+ m_previewWidget = 0;
+
+ // shown instead of the window contents in decoration previews
+ if(isPreview() ) {
+ m_previewWidget = new QLabel(i18n("%1 is the name of window decoration style", "<center><b>%1 preview</b></center>").arg(visibleName() ), widget());
+ m_previewWidget->show();
+ }
+
+ addButtons(m_buttonsLeft,
+ options()->customButtonPositions() ? options()->titleButtonsLeft() : defaultButtonsLeft(),
+ true);
+ addButtons(m_buttonsRight,
+ options()->customButtonPositions() ? options()->titleButtonsRight() : defaultButtonsRight(),
+ false);
+
+ updateLayout();
+
+ const int minTitleBarWidth = 35;
+ btnHideMinWidth = buttonContainerWidth(m_buttonsLeft,true) + buttonContainerWidth(m_buttonsRight,true) +
+ layoutMetric(LM_TitleEdgeLeft,false) + layoutMetric(LM_TitleEdgeRight,false) +
+ layoutMetric(LM_TitleBorderLeft,false) + layoutMetric(LM_TitleBorderRight,false) +
+ minTitleBarWidth;
+ btnHideLastWidth = 0;
+}
+
+int KCommonDecoration::buttonsLeftWidth() const
+{
+ return buttonContainerWidth(m_buttonsLeft);
+}
+
+int KCommonDecoration::buttonsRightWidth() const
+{
+ return buttonContainerWidth(m_buttonsRight);
+}
+
+int KCommonDecoration::buttonContainerWidth(const ButtonContainer &btnContainer, bool countHidden) const
+{
+ int explicitSpacer = layoutMetric(LM_ExplicitButtonSpacer);
+
+ int shownElementsCount = 0;
+
+ int w = 0;
+ for (ButtonContainer::const_iterator it = btnContainer.begin(); it != btnContainer.end(); ++it) {
+ if (*it) {
+ if (countHidden || !(*it)->isHidden() ) {
+ w += (*it)->width();
+ ++shownElementsCount;
+ }
+ } else {
+ w += explicitSpacer;
+ ++shownElementsCount;
+ }
+ }
+ w += layoutMetric(LM_ButtonSpacing)*(shownElementsCount-1);
+
+ return w;
+}
+
+void KCommonDecoration::addButtons(ButtonContainer &btnContainer, const QString& s, bool isLeft)
+{
+ if (s.length() > 0) {
+ for (unsigned n=0; n < s.length(); n++) {
+ KCommonDecorationButton *btn = 0;
+ switch (s[n]) {
+ case 'M': // Menu button
+ if (!m_button[MenuButton]){
+ btn = createButton(MenuButton);
+ if (!btn) break;
+ btn->setTipText(i18n("Menu") );
+ btn->setRealizeButtons(LeftButton|RightButton);
+ connect(btn, SIGNAL(pressed()), SLOT(menuButtonPressed()));
+ connect(btn, SIGNAL(released()), this, SLOT(menuButtonReleased()));
+
+ m_button[MenuButton] = btn;
+ }
+ break;
+ case 'S': // OnAllDesktops button
+ if (!m_button[OnAllDesktopsButton]){
+ btn = createButton(OnAllDesktopsButton);
+ if (!btn) break;
+ const bool oad = isOnAllDesktops();
+ btn->setTipText(oad?i18n("Not on all desktops"):i18n("On all desktops") );
+ btn->setToggleButton(true);
+ btn->setOn( oad );
+ connect(btn, SIGNAL(clicked()), SLOT(toggleOnAllDesktops()));
+
+ m_button[OnAllDesktopsButton] = btn;
+ }
+ break;
+ case 'H': // Help button
+ if ((!m_button[HelpButton]) && providesContextHelp()){
+ btn = createButton(HelpButton);
+ if (!btn) break;
+ btn->setTipText(i18n("Help") );
+ connect(btn, SIGNAL(clicked()), SLOT(showContextHelp()));
+
+ m_button[HelpButton] = btn;
+ }
+ break;
+ case 'I': // Minimize button
+ if ((!m_button[MinButton]) && isMinimizable()){
+ btn = createButton(MinButton);
+ if (!btn) break;
+ btn->setTipText(i18n("Minimize") );
+ connect(btn, SIGNAL(clicked()), SLOT(minimize()));
+
+ m_button[MinButton] = btn;
+ }
+ break;
+ case 'A': // Maximize button
+ if ((!m_button[MaxButton]) && isMaximizable()){
+ btn = createButton(MaxButton);
+ if (!btn) break;
+ btn->setRealizeButtons(LeftButton|MidButton|RightButton);
+ const bool max = maximizeMode()==MaximizeFull;
+ btn->setTipText(max?i18n("Restore"):i18n("Maximize") );
+ btn->setToggleButton(true);
+ btn->setOn( max );
+ connect(btn, SIGNAL(clicked()), SLOT(slotMaximize()));
+
+ m_button[MaxButton] = btn;
+ }
+ break;
+ case 'X': // Close button
+ if ((!m_button[CloseButton]) && isCloseable()){
+ btn = createButton(CloseButton);
+ if (!btn) break;
+ btn->setTipText(i18n("Close") );
+ connect(btn, SIGNAL(clicked()), SLOT(closeWindow()));
+
+ m_button[CloseButton] = btn;
+ }
+ break;
+ case 'F': // AboveButton button
+ if (!m_button[AboveButton]){
+ btn = createButton(AboveButton);
+ if (!btn) break;
+ bool above = keepAbove();
+ btn->setTipText(above?i18n("Do not keep above others"):i18n("Keep above others") );
+ btn->setToggleButton(true);
+ btn->setOn( above );
+ connect(btn, SIGNAL(clicked()), SLOT(slotKeepAbove()));
+
+ m_button[AboveButton] = btn;
+ }
+ break;
+ case 'B': // BelowButton button
+ if (!m_button[BelowButton]){
+ btn = createButton(BelowButton);
+ if (!btn) break;
+ bool below = keepBelow();
+ btn->setTipText(below?i18n("Do not keep below others"):i18n("Keep below others") );
+ btn->setToggleButton(true);
+ btn->setOn( below );
+ connect(btn, SIGNAL(clicked()), SLOT(slotKeepBelow()));
+
+ m_button[BelowButton] = btn;
+ }
+ break;
+ case 'L': // Shade button
+ if ((!m_button[ShadeButton]) && isShadeable()){
+ btn = createButton(ShadeButton);
+ if (!btn) break;
+ bool shaded = isSetShade();
+ btn->setTipText(shaded?i18n("Unshade"):i18n("Shade") );
+ btn->setToggleButton(true);
+ btn->setOn( shaded );
+ connect(btn, SIGNAL(clicked()), SLOT(slotShade()));
+
+ m_button[ShadeButton] = btn;
+ }
+ break;
+ case '_': // Spacer item
+ btnContainer.append(0);
+ }
+
+
+ if (btn) {
+ btn->setLeft(isLeft);
+ btn->setSize(QSize(layoutMetric(LM_ButtonWidth, true, btn),layoutMetric(LM_ButtonHeight, true, btn)) );
+ btn->show();
+ btnContainer.append(btn);
+ }
+
+ }
+ }
+}
+
+void KCommonDecoration::calcHiddenButtons()
+{
+ if (width() == btnHideLastWidth)
+ return;
+
+ btnHideLastWidth = width();
+
+ //Hide buttons in the following order:
+ KCommonDecorationButton* btnArray[] = { m_button[HelpButton], m_button[ShadeButton], m_button[BelowButton],
+ m_button[AboveButton], m_button[OnAllDesktopsButton], m_button[MaxButton],
+ m_button[MinButton], m_button[MenuButton], m_button[CloseButton] };
+ const int buttonsCount = sizeof( btnArray ) / sizeof( btnArray[ 0 ] );
+
+ int current_width = width();
+ int count = 0;
+
+ // Hide buttons
+ while (current_width < btnHideMinWidth && count < buttonsCount)
+ {
+ if (btnArray[count] ) {
+ current_width += btnArray[count]->width();
+ if (btnArray[count]->isVisible() )
+ btnArray[count]->hide();
+ }
+ count++;
+ }
+ // Show the rest of the buttons...
+ for(int i = count; i < buttonsCount; i++)
+ {
+ if (btnArray[i] ) {
+
+ if (! btnArray[i]->isHidden() )
+ break; // all buttons shown...
+
+ btnArray[i]->show();
+ }
+ }
+}
+
+void KCommonDecoration::show()
+{
+ if (decorationBehaviour(DB_ButtonHide) )
+ calcHiddenButtons();
+ widget()->show();
+}
+
+void KCommonDecoration::resize( const QSize& s )
+{
+ widget()->resize( s );
+}
+
+QSize KCommonDecoration::minimumSize() const
+{
+ const int minWidth = QMAX(layoutMetric(LM_TitleEdgeLeft), layoutMetric(LM_BorderLeft))
+ +QMAX(layoutMetric(LM_TitleEdgeRight), layoutMetric(LM_BorderRight))
+ +layoutMetric(LM_TitleBorderLeft)+layoutMetric(LM_TitleBorderRight);
+ return QSize(minWidth,
+ layoutMetric(LM_TitleEdgeTop)+layoutMetric(LM_TitleHeight)
+ +layoutMetric(LM_TitleEdgeBottom)
+ +layoutMetric(LM_BorderBottom) );
+}
+
+void KCommonDecoration::maximizeChange()
+{
+ if( m_button[MaxButton] ) {
+ m_button[MaxButton]->setOn( maximizeMode()==MaximizeFull);
+ m_button[MaxButton]->setTipText( (maximizeMode()!=MaximizeFull) ?
+ i18n("Maximize")
+ : i18n("Restore"));
+ m_button[MaxButton]->reset(KCommonDecorationButton::StateChange);
+ }
+ updateWindowShape();
+ widget()->update();
+}
+
+void KCommonDecoration::desktopChange()
+{
+ if ( m_button[OnAllDesktopsButton] ) {
+ m_button[OnAllDesktopsButton]->setOn( isOnAllDesktops() );
+ m_button[OnAllDesktopsButton]->setTipText( isOnAllDesktops() ?
+ i18n("Not on all desktops")
+ : i18n("On all desktops"));
+ m_button[OnAllDesktopsButton]->reset(KCommonDecorationButton::StateChange);
+ }
+}
+
+void KCommonDecoration::shadeChange()
+{
+ if ( m_button[ShadeButton] ) {
+ bool shaded = isSetShade();
+ m_button[ShadeButton]->setOn( shaded );
+ m_button[ShadeButton]->setTipText( shaded ?
+ i18n("Unshade")
+ : i18n("Shade"));
+ m_button[ShadeButton]->reset(KCommonDecorationButton::StateChange);
+ }
+}
+
+void KCommonDecoration::iconChange()
+{
+ if (m_button[MenuButton])
+ {
+ m_button[MenuButton]->update();
+ m_button[MenuButton]->reset(KCommonDecorationButton::IconChange);
+ }
+}
+
+void KCommonDecoration::activeChange()
+{
+ updateButtons();
+ widget()->update(); // do something similar to updateCaption here
+}
+
+void KCommonDecoration::captionChange()
+{
+ updateCaption();
+}
+
+void KCommonDecoration::keepAboveChange(bool above)
+{
+ if (m_button[AboveButton])
+ {
+ m_button[AboveButton]->setOn(above);
+ m_button[AboveButton]->setTipText( above?i18n("Do not keep above others"):i18n("Keep above others") );
+ m_button[AboveButton]->reset(KCommonDecorationButton::StateChange);
+ }
+
+ if (m_button[BelowButton] && m_button[BelowButton]->isOn())
+ {
+ m_button[BelowButton]->setOn(false);
+ m_button[BelowButton]->setTipText( i18n("Keep below others") );
+ m_button[BelowButton]->reset(KCommonDecorationButton::StateChange);
+ }
+}
+
+void KCommonDecoration::keepBelowChange(bool below)
+{
+ if (m_button[BelowButton])
+ {
+ m_button[BelowButton]->setOn(below);
+ m_button[BelowButton]->setTipText( below?i18n("Do not keep below others"):i18n("Keep below others") );
+ m_button[BelowButton]->reset(KCommonDecorationButton::StateChange);
+ }
+
+ if (m_button[AboveButton] && m_button[AboveButton]->isOn())
+ {
+ m_button[AboveButton]->setOn(false);
+ m_button[AboveButton]->setTipText( i18n("Keep above others") );
+ m_button[AboveButton]->reset(KCommonDecorationButton::StateChange);
+ }
+}
+
+void KCommonDecoration::slotMaximize()
+{
+ if (m_button[MaxButton])
+ {
+ maximize(m_button[MaxButton]->lastMousePress() );
+ }
+}
+
+void KCommonDecoration::slotShade()
+{
+ setShade( !isSetShade() );
+}
+
+void KCommonDecoration::slotKeepAbove()
+{
+ setKeepAbove(!keepAbove() );
+}
+
+void KCommonDecoration::slotKeepBelow()
+{
+ setKeepBelow(!keepBelow() );
+}
+
+void KCommonDecoration::menuButtonPressed()
+{
+ static QTime* t = NULL;
+ static KCommonDecoration* lastClient = NULL;
+ if (t == NULL)
+ t = new QTime;
+ bool dbl = (lastClient==this && t->elapsed() <= QApplication::doubleClickInterval());
+ lastClient = this;
+ t->start();
+ if (!dbl || !decorationBehaviour(DB_MenuClose) ) {
+ QRect menuRect = m_button[MenuButton]->rect();
+ QPoint menutop = m_button[MenuButton]->mapToGlobal(menuRect.topLeft());
+ QPoint menubottom = m_button[MenuButton]->mapToGlobal(menuRect.bottomRight())+QPoint(0,2);
+ KDecorationFactory* f = factory();
+ showWindowMenu(QRect(menutop, menubottom));
+ if( !f->exists( this )) // 'this' was deleted
+ return;
+ m_button[MenuButton]->setDown(false);
+ }
+ else
+ closing = true;
+}
+
+void KCommonDecoration::menuButtonReleased()
+{
+ if(closing)
+ closeWindow();
+}
+
+void KCommonDecoration::resizeEvent(QResizeEvent */*e*/)
+{
+ if (decorationBehaviour(DB_ButtonHide) )
+ calcHiddenButtons();
+
+ updateLayout();
+
+ updateWindowShape();
+ // FIXME: don't update() here! this would result in two paintEvent()s
+ // because there is already "something" else triggering the repaint...
+// widget()->update();
+}
+
+void KCommonDecoration::moveWidget(int x, int y, QWidget *widget) const
+{
+ QPoint p = widget->pos();
+ int oldX = p.y();
+ int oldY = p.x();
+
+ if (x!=oldX || y!=oldY)
+ widget->move(x,y);
+}
+
+void KCommonDecoration::resizeWidget(int w, int h, QWidget *widget) const
+{
+ QSize s = widget->size();
+ int oldW = s.width();
+ int oldH = s.height();
+
+ if (w!=oldW || h!=oldH)
+ widget->resize(w,h);
+}
+
+void KCommonDecoration::mouseDoubleClickEvent(QMouseEvent *e)
+{
+ if( e->button() != LeftButton )
+ return;
+
+ int tb = layoutMetric(LM_TitleEdgeTop)+layoutMetric(LM_TitleHeight)+layoutMetric(LM_TitleEdgeBottom);
+ // when shaded, react on double clicks everywhere to make it easier to unshade. otherwise
+ // react only on double clicks in the title bar region...
+ if (isSetShade() || e->pos().y() <= tb )
+ titlebarDblClickOperation();
+}
+
+void KCommonDecoration::wheelEvent(QWheelEvent *e)
+{
+ int tb = layoutMetric(LM_TitleEdgeTop)+layoutMetric(LM_TitleHeight)+layoutMetric(LM_TitleEdgeBottom);
+ if (isSetShade() || e->pos().y() <= tb )
+ titlebarMouseWheelOperation( e->delta());
+}
+
+KCommonDecoration::Position KCommonDecoration::mousePosition(const QPoint &point) const
+{
+ const int corner = 18+3*layoutMetric(LM_BorderBottom, false)/2;
+ Position pos = PositionCenter;
+
+ QRect r = widget()->rect();
+ int r_x, r_y, r_x2, r_y2;
+ r.coords(&r_x, &r_y, &r_x2, &r_y2);
+ int p_x = point.x();
+ int p_y = point.y();
+ const int borderLeft = layoutMetric(LM_BorderLeft);
+// const int borderRight = layoutMetric(LM_BorderRight);
+ const int borderBottom = layoutMetric(LM_BorderBottom);
+ const int titleHeight = layoutMetric(LM_TitleHeight);
+ const int titleEdgeTop = layoutMetric(LM_TitleEdgeTop);
+ const int titleEdgeBottom = layoutMetric(LM_TitleEdgeBottom);
+ const int titleEdgeLeft = layoutMetric(LM_TitleEdgeLeft);
+ const int titleEdgeRight = layoutMetric(LM_TitleEdgeRight);
+
+ const int borderBottomTop = r_y2-borderBottom+1;
+ const int borderLeftRight = r_x+borderLeft-1;
+// const int borderRightLeft = r_x2-borderRight+1;
+ const int titleEdgeLeftRight = r_x+titleEdgeLeft-1;
+ const int titleEdgeRightLeft = r_x2-titleEdgeRight+1;
+ const int titleEdgeBottomBottom = r_y+titleEdgeTop+titleHeight+titleEdgeBottom-1;
+ const int titleEdgeTopBottom = r_y+titleEdgeTop-1;
+
+ if (p_y <= titleEdgeTopBottom) {
+ if (p_x <= r_x+corner)
+ pos = PositionTopLeft;
+ else if (p_x >= r_x2-corner)
+ pos = PositionTopRight;
+ else
+ pos = PositionTop;
+ } else if (p_y <= titleEdgeBottomBottom) {
+ if (p_x <= titleEdgeLeftRight)
+ pos = PositionTopLeft;
+ else if (p_x >= titleEdgeRightLeft)
+ pos = PositionTopRight;
+ else
+ pos = PositionCenter; // title bar
+ } else if (p_y < borderBottomTop) {
+ if (p_y < r_y2-corner) {
+ if (p_x <= borderLeftRight)
+ pos = PositionLeft;
+ else
+ pos = PositionRight;
+ } else {
+ if (p_x <= borderLeftRight)
+ pos = PositionBottomLeft;
+ else
+ pos = PositionBottomRight;
+ }
+ } else if(p_y >= borderBottomTop) {
+ if (p_x <= r_x+corner)
+ pos = PositionBottomLeft;
+ else if (p_x >= r_x2-corner)
+ pos = PositionBottomRight;
+ else
+ pos = PositionBottom;
+ }
+
+ return pos;
+}
+
+void KCommonDecoration::updateWindowShape()
+{
+ // don't mask the widget...
+ if (!decorationBehaviour(DB_WindowMask) )
+ return;
+
+ int w = widget()->width();
+ int h = widget()->height();
+
+ bool tl=true,tr=true,bl=true,br=true; // is there a transparent rounded corner in top-left? etc
+
+ QDesktopWidget *desktop=KApplication::desktop();
+ // no transparent rounded corners if this window corner lines up with a screen corner
+ for(int screen=0; screen < desktop->numScreens(); ++screen)
+ {
+ QRect fullscreen(desktop->screenGeometry(screen));
+ QRect window = geometry();
+
+ if(window.topLeft() == fullscreen.topLeft() ) tl = false;
+ if(window.topRight() == fullscreen.topRight() ) tr = false;
+ if(window.bottomLeft() == fullscreen.bottomLeft() ) bl = false;
+ if(window.bottomRight()== fullscreen.bottomRight() ) br = false;
+ }
+
+ QRegion mask(0, 0, w, h);
+
+ // Remove top-left corner.
+ if(tl)
+ {
+ mask -= cornerShape(WC_TopLeft);
+ }
+ // Remove top-right corner.
+ if(tr)
+ {
+ mask -= cornerShape(WC_TopRight);
+ }
+ // Remove top-left corner.
+ if(bl)
+ {
+ mask -= cornerShape(WC_BottomLeft);
+ }
+ // Remove top-right corner.
+ if(br)
+ {
+ mask -= cornerShape(WC_BottomRight);
+ }
+
+ setMask( mask );
+}
+
+bool KCommonDecoration::eventFilter( QObject* o, QEvent* e )
+{
+ if( o != widget())
+ return false;
+ switch( e->type())
+ {
+ case QEvent::Resize:
+ resizeEvent(static_cast<QResizeEvent*>(e) );
+ return true;
+ case QEvent::Paint:
+ paintEvent( static_cast< QPaintEvent* >( e ));
+ return true;
+ case QEvent::MouseButtonDblClick:
+ mouseDoubleClickEvent( static_cast< QMouseEvent* >( e ));
+ return true;
+ case QEvent::MouseButtonPress:
+ processMousePressEvent( static_cast< QMouseEvent* >( e ));
+ return true;
+ case QEvent::Wheel:
+ wheelEvent( static_cast< QWheelEvent* >( e ));
+ return true;
+ default:
+ return false;
+ }
+}
+
+const int SUPPORTED_WINDOW_TYPES_MASK = NET::NormalMask | NET::DesktopMask | NET::DockMask
+ | NET::ToolbarMask | NET::MenuMask | NET::DialogMask /*| NET::OverrideMask*/ | NET::TopMenuMask
+ | NET::UtilityMask | NET::SplashMask;
+
+bool KCommonDecoration::isToolWindow() const
+{
+ NET::WindowType type = windowType( SUPPORTED_WINDOW_TYPES_MASK );
+ return ((type==NET::Toolbar)||(type==NET::Utility)||(type==NET::Menu));
+}
+
+QRect KCommonDecoration::titleRect() const
+{
+ 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 titleBorderLeft = layoutMetric(LM_TitleBorderLeft);
+ const int titleBorderRight = layoutMetric(LM_TitleBorderRight);
+ const int ttlHeight = layoutMetric(LM_TitleHeight);
+ const int titleEdgeBottomBottom = r_y+titleEdgeTop+ttlHeight+titleEdgeBottom-1;
+ return QRect(r_x+titleEdgeLeft+buttonsLeftWidth()+titleBorderLeft, r_y+titleEdgeTop,
+ r_x2-titleEdgeRight-buttonsRightWidth()-titleBorderRight-(r_x+titleEdgeLeft+buttonsLeftWidth()+titleBorderLeft),
+ titleEdgeBottomBottom-(r_y+titleEdgeTop) );
+}
+
+
+KCommonDecorationButton::KCommonDecorationButton(ButtonType type, KCommonDecoration *parent, const char *name)
+ : QButton(parent->widget(), name),
+ m_decoration(parent),
+ m_type(type),
+ m_realizeButtons(LeftButton),
+ m_lastMouse(NoButton),
+ m_isLeft(true)
+{
+ setCursor(ArrowCursor);
+}
+
+KCommonDecorationButton::~KCommonDecorationButton()
+{
+}
+
+KCommonDecoration *KCommonDecorationButton::decoration() const
+{
+ return m_decoration;
+}
+
+ButtonType KCommonDecorationButton::type() const
+{
+ return m_type;
+}
+
+bool KCommonDecorationButton::isLeft() const
+{
+ return m_isLeft;
+}
+
+void KCommonDecorationButton::setLeft(bool left)
+{
+ m_isLeft = left;
+}
+
+void KCommonDecorationButton::setRealizeButtons(int btns)
+{
+ m_realizeButtons = btns;
+}
+
+void KCommonDecorationButton::setSize(const QSize &s)
+{
+ if (!m_size.isValid() || s != size() ) {
+ m_size = s;
+
+ setFixedSize(m_size);
+ reset(SizeChange);
+ }
+}
+
+QSize KCommonDecorationButton::sizeHint() const
+{
+ return m_size;
+}
+
+void KCommonDecorationButton::setTipText(const QString &tip) {
+ QToolTip::remove(this );
+ QToolTip::add(this, tip );
+}
+
+void KCommonDecorationButton::setToggleButton(bool toggle)
+{
+ QButton::setToggleButton(toggle);
+ reset(ToggleChange);
+}
+
+void KCommonDecorationButton::setOn(bool on)
+{
+ if (on != isOn() ) {
+ QButton::setOn(on);
+ reset(StateChange);
+ }
+}
+
+void KCommonDecorationButton::mousePressEvent(QMouseEvent* e)
+{
+ m_lastMouse = e->button();
+ // pass on event after changing button to LeftButton
+ QMouseEvent me(e->type(), e->pos(), e->globalPos(),
+ (e->button()&m_realizeButtons)?LeftButton:NoButton, e->state());
+
+ QButton::mousePressEvent(&me);
+}
+
+void KCommonDecorationButton::mouseReleaseEvent(QMouseEvent* e)
+{
+ m_lastMouse = e->button();
+ // pass on event after changing button to LeftButton
+ QMouseEvent me(e->type(), e->pos(), e->globalPos(),
+ (e->button()&m_realizeButtons)?LeftButton:NoButton, e->state());
+
+ QButton::mouseReleaseEvent(&me);
+}