From 4aed2c8219774f5d797760606b8489a92ddc5163 Mon Sep 17 00:00:00 2001 From: toma Date: Wed, 25 Nov 2009 17:56:58 +0000 Subject: 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 --- kicker/applets/minipager/pagerbutton.cpp | 824 +++++++++++++++++++++++++++++++ 1 file changed, 824 insertions(+) create mode 100644 kicker/applets/minipager/pagerbutton.cpp (limited to 'kicker/applets/minipager/pagerbutton.cpp') diff --git a/kicker/applets/minipager/pagerbutton.cpp b/kicker/applets/minipager/pagerbutton.cpp new file mode 100644 index 000000000..b4e268b8e --- /dev/null +++ b/kicker/applets/minipager/pagerbutton.cpp @@ -0,0 +1,824 @@ +/***************************************************************** + +Copyright (c) 1996-2000 the kicker authors. See file AUTHORS. + +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 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 + +#include +#include +#include +#include +#include +#include + +#include +#include + +#include +#include +#include +#include +#include +#include + +#include "global.h" +#include "kickertip.h" +#include "kickerSettings.h" +#include "kshadowengine.h" +#include "paneldrag.h" + +#include "pagerapplet.h" +#include "pagerbutton.h" +#include "pagerbutton.moc" +#include "pagersettings.h" + +#ifdef FocusOut +#undef FocusOut +#endif + +KSharedPixmap* KMiniPagerButton::s_commonSharedPixmap; +KPixmap* KMiniPagerButton::s_commonBgPixmap; + +KMiniPagerButton::KMiniPagerButton(int desk, bool useViewPorts, const QPoint& viewport, + KMiniPager *parent, const char *name) + : QButton(parent, name), + m_pager(parent), + m_desktop(desk), + m_useViewports(useViewPorts), + m_viewport(viewport), + m_lineEdit(0), + m_sharedPixmap(0), + m_bgPixmap(0), + m_isCommon(false), + m_currentWindow(0), + m_inside(false) +{ + setToggleButton(true); + setAcceptDrops(true); + setWFlags(WNoAutoErase); + + setBackgroundOrigin(AncestorOrigin); + installEventFilter(KickerTip::the()); + + m_desktopName = m_pager->kwin()->desktopName(m_desktop); + + connect(this, SIGNAL(clicked()), SLOT(slotClicked())); + connect(this, SIGNAL(toggled(bool)), SLOT(slotToggled(bool))); + connect(&m_dragSwitchTimer, SIGNAL(timeout()), this, SLOT(slotDragSwitch())); + connect(&m_updateCompressor, SIGNAL(timeout()), this, SLOT(update())); + + if (m_pager->desktopPreview()) + { + setMouseTracking(true); + } + loadBgPixmap(); +} + +KMiniPagerButton::~KMiniPagerButton() +{ + delete m_sharedPixmap; + delete m_bgPixmap; +} + +QRect KMiniPagerButton::mapGeometryToViewport(const KWin::WindowInfo& info) const +{ + if (!m_useViewports) + return info.frameGeometry(); + + // ### fix vertically layouted viewports + QRect _r(info.frameGeometry()); + QPoint vx(m_pager->kwin()->currentViewport(m_pager->kwin()->currentDesktop())); + + _r.moveBy( - (m_desktop - vx.x()) * QApplication::desktop()->width(), + 0); + + if ((info.state() & NET::Sticky)) + { + _r.moveTopLeft(QPoint(_r.x() % QApplication::desktop()->width(), + _r.y() % QApplication::desktop()->height())); + + } + + return _r; +} + +QPoint KMiniPagerButton::mapPointToViewport(const QPoint& _p) const +{ + if (!m_useViewports) return _p; + + QPoint vx(m_pager->kwin()->currentViewport(m_pager->kwin()->currentDesktop())); + + // ### fix vertically layouted viewports + QPoint p(_p); + p.setX(p.x() + (m_desktop - vx.x()) * QApplication::desktop()->width()); + return p; +} + +bool KMiniPagerButton::shouldPaintWindow( KWin::WindowInfo *info ) const +{ + if (!info) + return false; + +// if (info->mappingState != NET::Visible) +// return false; + + NET::WindowType type = info->windowType( NET::NormalMask | NET::DesktopMask + | NET::DockMask | NET::ToolbarMask | NET::MenuMask | NET::DialogMask + | NET::OverrideMask | NET::TopMenuMask | NET::UtilityMask | NET::SplashMask ); + + if (type == NET::Desktop || type == NET::Dock || type == NET::TopMenu) + return false; + + if (!m_useViewports && !info->isOnDesktop(m_desktop)) + return false; + + if (m_useViewports) { + QRect r = mapGeometryToViewport(*info); + + if (!info->hasState(NET::Sticky) && + !QApplication::desktop()->geometry().contains(r.topLeft()) && + !QApplication::desktop()->geometry().contains(r.topRight())) + return false; + } + + if (info->state() & NET::SkipPager || info->state() & NET::Shaded ) + return false; + + if (info->win() == m_pager->winId()) + return false; + + if ( info->isMinimized() ) + return false; + + return true; +} + +void KMiniPagerButton::resizeEvent(QResizeEvent *ev) +{ + if (m_lineEdit) + { + m_lineEdit->setGeometry(rect()); + } + + delete m_bgPixmap; + m_bgPixmap = 0; + + QButton::resizeEvent(ev); +} + +void KMiniPagerButton::windowsChanged() +{ + m_currentWindow = 0; + + if (!m_updateCompressor.isActive()) + { + m_updateCompressor.start(50, true); + } +} + +void KMiniPagerButton::backgroundChanged() +{ + delete s_commonSharedPixmap; + s_commonSharedPixmap = 0; + delete s_commonBgPixmap; + s_commonBgPixmap = 0; + loadBgPixmap(); +} + +void KMiniPagerButton::loadBgPixmap() +{ + if (m_pager->bgType() != PagerSettings::EnumBackgroundType::BgLive) + return; // not needed + + DCOPClient *client = kapp->dcopClient(); + if (!client->isAttached()) + { + client->attach(); + } + + QCString kdesktop_name; + int screen_number = DefaultScreen(qt_xdisplay()); + if (screen_number == 0) + kdesktop_name = "kdesktop"; + else + kdesktop_name.sprintf("kdesktop-screen-%d", screen_number); + + QByteArray data, replyData; + QCString replyType; + if (client->call(kdesktop_name, "KBackgroundIface", "isCommon()", + data, replyType, replyData)) + { + if (replyType == "bool") + { + QDataStream reply(replyData, IO_ReadOnly); + reply >> m_isCommon; + } + } + + if (m_isCommon) + { + if (s_commonBgPixmap) + { // pixmap is already ready, just use it + backgroundLoaded( true ); + return; + } + else if (s_commonSharedPixmap) + { // other button is already fetching the pixmap + connect(s_commonSharedPixmap, SIGNAL(done(bool)), + SLOT(backgroundLoaded(bool))); + return; + } + } + + QDataStream args( data, IO_WriteOnly ); + args << 1; + client->send(kdesktop_name, "KBackgroundIface", "setExport(int)", data); + + if (m_isCommon) + { + if (!s_commonSharedPixmap) + { + s_commonSharedPixmap = new KSharedPixmap; + connect(s_commonSharedPixmap, SIGNAL(done(bool)), + SLOT(backgroundLoaded(bool))); + } + s_commonSharedPixmap->loadFromShared(QString("DESKTOP1")); + } + else + { + if (!m_sharedPixmap) + { + m_sharedPixmap = new KSharedPixmap; + connect(m_sharedPixmap, SIGNAL(done(bool)), + SLOT(backgroundLoaded(bool))); + } + m_sharedPixmap->loadFromShared(QString("DESKTOP%1").arg(m_desktop)); + } +} + +static QPixmap scalePixmap(const QPixmap &pixmap, int width, int height) +{ + if (pixmap.width()>100) + { + KPixmapIO io; + QImage img( io.convertToImage( pixmap ) ); + return io.convertToPixmap( img.smoothScale( width, height ) ); + } + + QImage img( pixmap.convertToImage().smoothScale( width, height ) ); + QPixmap pix; + pix.convertFromImage( img ); + + return pix; +} + +void KMiniPagerButton::backgroundLoaded( bool loaded ) +{ + if (loaded) + { + if (!m_bgPixmap) + { + m_bgPixmap = new KPixmap; + } + if (m_isCommon) + { + if (!s_commonBgPixmap) + { + s_commonBgPixmap = new KPixmap; + *s_commonBgPixmap = scalePixmap(*s_commonSharedPixmap, width(), height()); + s_commonSharedPixmap->deleteLater(); // let others get the signal too + s_commonSharedPixmap = 0; + } + *m_bgPixmap = *s_commonBgPixmap; + } + else + { + *m_bgPixmap = scalePixmap(*m_sharedPixmap, width(), height()); + delete m_sharedPixmap; + m_sharedPixmap = 0L; + } + + update(); + } + else + { + kdWarning() << "Error getting the background\n"; + } +} + +void KMiniPagerButton::enterEvent(QEvent *) +{ + m_inside = true; + update(); +} + +void KMiniPagerButton::leaveEvent(QEvent *) +{ + m_inside = false; + update(); +} + +void KMiniPagerButton::drawButton(QPainter *bp) +{ + int w = width(); + int h = height(); + bool on = isOn(); + bool down = isDown(); + + QBrush background; + + bool liveBkgnd = m_pager->bgType() == PagerSettings::EnumBackgroundType::BgLive; + bool transparent = m_pager->bgType() == PagerSettings::EnumBackgroundType::BgTransparent; + + // background + + if (backgroundPixmap()) + { + QPoint pt = backgroundOffset(); + bp->drawTiledPixmap(0, 0, width(), height(), *backgroundPixmap(), pt.x(), pt.y()); + } + else + { + bp->fillRect(0, 0, width(), height(), paletteBackgroundColor()); + } + + + // desktop background + + if (liveBkgnd) + { + if (m_bgPixmap && !m_bgPixmap->isNull()) + { + if (on) + { + KPixmap tmp = *m_bgPixmap; + KPixmapEffect::intensity(tmp, 0.33); + bp->drawPixmap(0, 0, tmp); + } + else + { + bp->drawPixmap(0, 0, *m_bgPixmap); + } + } + else + { + liveBkgnd = false; + } + } + + if (!liveBkgnd) + { + if (transparent) + { + // transparent windows get an 1 pixel frame... + if (on) + { + bp->setPen(colorGroup().midlight()); + } + else if (down) + { + bp->setPen(KickerLib::blendColors(colorGroup().mid(), + colorGroup().midlight())); + } + else + { + bp->setPen(colorGroup().dark()); + } + + bp->drawRect(0, 0, w, h); + } + else + { + QBrush background; + + if (on) + { + background = colorGroup().brush(QColorGroup::Midlight); + } + else if (down) + { + background = KickerLib::blendColors(colorGroup().mid(), + colorGroup().midlight()); + } + else + { + background = colorGroup().brush(QColorGroup::Mid); + } + + bp->fillRect(0, 0, w, h, background); + } + } + + // window preview... + if (m_pager->desktopPreview()) + { + KWinModule* kwin = m_pager->kwin(); + KWin::WindowInfo *info = 0; + int dw = QApplication::desktop()->width(); + int dh = QApplication::desktop()->height(); + + QValueList windows = kwin->stackingOrder(); + QValueList::const_iterator itEnd = windows.constEnd(); + for (QValueList::ConstIterator it = windows.constBegin(); it != itEnd; ++it) + { + info = m_pager->info(*it); + + if (shouldPaintWindow(info)) + { + QRect r = mapGeometryToViewport(*info); + r = QRect(r.x() * width() / dw, 2 + r.y() * height() / dh, + r.width() * width() / dw, r.height() * height() / dh); + + if (kwin->activeWindow() == info->win()) + { + QBrush brush = colorGroup().brush(QColorGroup::Highlight); + qDrawShadeRect(bp, r, colorGroup(), false, 1, 0, &brush); + } + else + { + QBrush brush = colorGroup().brush(QColorGroup::Button); + + if (on) + { + brush.setColor(brush.color().light(120)); + } + + bp->fillRect(r, brush); + qDrawShadeRect(bp, r, colorGroup(), true, 1, 0); + } + + if (m_pager->windowIcons() && r.width() > 15 && r.height() > 15) + { + QPixmap icon = KWin::icon(*it, 16, 16, true); + if (!icon.isNull()) + { + bp->drawPixmap(r.left() + ((r.width() - 16) / 2), + r.top() + ((r.height() - 16) / 2), + icon); + } + } + } + } + } + + if (liveBkgnd) + { + // draw a little border around the individual buttons + // makes it look a bit more finished. + if (on) + { + bp->setPen(colorGroup().midlight()); + } + else + { + bp->setPen(colorGroup().mid()); + } + + bp->drawRect(0, 0, w, h); + } + + if (m_pager->labelType() != PagerSettings::EnumLabelType::LabelNone) + { + QString label = (m_pager->labelType() == PagerSettings::EnumLabelType::LabelNumber) ? + QString::number(m_desktop) : m_desktopName; + + if (transparent || liveBkgnd) + { + bp->setPen(on ? colorGroup().midlight() : colorGroup().buttonText()); + m_pager->shadowEngine()->drawText(*bp, QRect(0, 0, w, h), AlignCenter, label, size()); + } + else + bp->drawText(0, 0, w, h, AlignCenter, label); + } + + if (m_inside) + KickerLib::drawBlendedRect(bp, QRect(1, 1, width() - 2, height() - 2), colorGroup().foreground()); +} + +void KMiniPagerButton::mousePressEvent(QMouseEvent * e) +{ + if (e->button() == RightButton) + { + // prevent LMB down -> RMB down -> LMB up sequence + if ((e->state() & MouseButtonMask ) == NoButton) + { + emit showMenu(e->globalPos(), m_desktop); + return; + } + } + + if (m_pager->desktopPreview()) + { + m_pager->clickPos = e->pos(); + } + + QButton::mousePressEvent(e); +} + +void KMiniPagerButton::mouseReleaseEvent(QMouseEvent* e) +{ + m_pager->clickPos = QPoint(); + QButton::mouseReleaseEvent(e); +} + +void KMiniPagerButton::mouseMoveEvent(QMouseEvent* e) +{ + if (!m_pager->desktopPreview()) + { + return; + } + + int dw = QApplication::desktop()->width(); + int dh = QApplication::desktop()->height(); + int w = width(); + int h = height(); + + QPoint pos(m_pager->clickPos.isNull() ? mapFromGlobal(QCursor::pos()) : m_pager->clickPos); + QPoint p = mapPointToViewport(QPoint(pos.x() * dw / w, pos.y() * dh / h)); + + Task::Ptr wasWindow = m_currentWindow; + m_currentWindow = TaskManager::the()->findTask(m_useViewports ? 1 : m_desktop, p); + + if (wasWindow != m_currentWindow) + { + KickerTip::Client::updateKickerTip(); + } + + if (m_currentWindow && !m_pager->clickPos.isNull() && + (m_pager->clickPos - e->pos()).manhattanLength() > KGlobalSettings::dndEventDelay()) + { + QRect r = m_currentWindow->geometry(); + + // preview window height, window width + int ww = r.width() * w / dw; + int wh = r.height() * h / dh; + QPixmap windowImage(ww, wh); + QPainter bp(&windowImage, this); + + bp.setPen(colorGroup().foreground()); + bp.drawRect(0, 0, ww, wh); + bp.fillRect(1, 1, ww - 2, wh - 2, colorGroup().background()); + + Task::List tasklist; + tasklist.append(m_currentWindow); + TaskDrag* drag = new TaskDrag(tasklist, this); + QPoint offset(m_pager->clickPos.x() - (r.x() * w / dw), + m_pager->clickPos.y() - (r.y() * h / dh)); + drag->setPixmap(windowImage, offset); + drag->dragMove(); + + if (isDown()) + { + setDown(false); + } + + m_pager->clickPos = QPoint(); + } +} + +void KMiniPagerButton::dragEnterEvent(QDragEnterEvent* e) +{ + if (PanelDrag::canDecode(e)) + { + // ignore container drags + return; + } + else if (TaskDrag::canDecode(e)) + { + // if it's a task drag don't switch the desktop, just accept it + e->accept(); + setDown(true); + } + else + { + // if a dragitem is held for over a pager button for two seconds, + // activate corresponding desktop + m_dragSwitchTimer.start(1000, true); + QButton::dragEnterEvent(e); + } +} + +void KMiniPagerButton::dropEvent(QDropEvent* e) +{ + if (TaskDrag::canDecode(e)) + { + e->accept(); + Task::List tasks(TaskDrag::decode(e)); + + if ((m_useViewports || e->source() == this) && tasks.count() == 1) + { + Task::Ptr task = tasks[0]; + int dw = QApplication::desktop()->width(); + int dh = QApplication::desktop()->height(); + int w = width(); + int h = height(); + QRect location = mapGeometryToViewport(task->info()); + QPoint pos = mapPointToViewport(e->pos()); + int deltaX = pos.x() - m_pager->clickPos.x(); + int deltaY = pos.y() - m_pager->clickPos.y(); + + if (abs(deltaX) < 3) + { + deltaX = 0; + } + else + { + deltaX = deltaX * dw / w; + } + + if (abs(deltaY) < 3) + { + deltaY = 0; + } + else + { + deltaY = deltaY * dh / h; + } + + location.moveBy(deltaX, deltaY); + + XMoveWindow(x11Display(), task->window(), location.x(), location.y()); + if ((e->source() != this || !task->isOnAllDesktops()) && + task->desktop() != m_desktop) + { + task->toDesktop(m_desktop); + } + } + else + { + Task::List::iterator itEnd = tasks.end(); + for (Task::List::iterator it = tasks.begin(); it != itEnd; ++it) + { + (*it)->toDesktop(m_desktop); + } + } + + setDown(false); + } + + QButton::dropEvent( e ); +} + +void KMiniPagerButton::enabledChange( bool oldEnabled ) +{ + if (m_pager->bgType() == PagerSettings::EnumBackgroundType::BgLive) + { + m_pager->refresh(); + } + + QButton::enabledChange(oldEnabled); +} + +void KMiniPagerButton::dragLeaveEvent( QDragLeaveEvent* e ) +{ + m_dragSwitchTimer.stop(); + + if (m_pager->kwin()->currentDesktop() != m_desktop) + { + setDown(false); + } + + QButton::dragLeaveEvent( e ); +} + +void KMiniPagerButton::slotDragSwitch() +{ + emit buttonSelected(m_desktop); +} + +void KMiniPagerButton::slotClicked() +{ + emit buttonSelected(m_desktop); +} + +void KMiniPagerButton::rename() +{ + if ( !m_lineEdit ) { + m_lineEdit = new QLineEdit( this ); + connect( m_lineEdit, SIGNAL( returnPressed() ), m_lineEdit, SLOT( hide() ) ); + m_lineEdit->installEventFilter( this ); + } + m_lineEdit->setGeometry( rect() ); + m_lineEdit->setText(m_desktopName); + m_lineEdit->show(); + m_lineEdit->setFocus(); + m_lineEdit->selectAll(); + m_pager->emitRequestFocus(); +} + +void KMiniPagerButton::slotToggled( bool b ) +{ + if ( !b && m_lineEdit ) + { + m_lineEdit->hide(); + } +} + +bool KMiniPagerButton::eventFilter( QObject *o, QEvent * e) +{ + if (o && o == m_lineEdit && + (e->type() == QEvent::FocusOut || e->type() == QEvent::Hide)) + { + m_pager->kwin()->setDesktopName( m_desktop, m_lineEdit->text() ); + m_desktopName = m_lineEdit->text(); + QTimer::singleShot( 0, m_lineEdit, SLOT( deleteLater() ) ); + m_lineEdit = 0; + return true; + } + + return QButton::eventFilter(o, e); +} + +void KMiniPagerButton::updateKickerTip(KickerTip::Data &data) +{ + Task::Dict tasks = TaskManager::the()->tasks(); + Task::Dict::iterator taskEnd = tasks.end(); + uint taskCounter = 0; + uint taskLimiter = 4; + QString lastWindow; + + for (Task::Dict::iterator it = tasks.begin(); it != taskEnd; ++it) + { + if (it.data()->desktop() == m_desktop || it.data()->isOnAllDesktops()) + { + taskCounter++; + if (taskCounter > taskLimiter) + { + lastWindow = it.data()->visibleName(); + continue; + } + + QPixmap winIcon = it.data()->pixmap(); + QString bullet; + + if (winIcon.isNull()) + { + bullet = "•"; + } + else + { + data.mimeFactory->setPixmap(QString::number(taskCounter), winIcon); + bullet = QString("").arg(taskCounter).arg(16).arg(16); + } + + QString name = KStringHandler::cPixelSqueeze(it.data()->visibleName(), fontMetrics(), 400); + name = QStyleSheet::escape(name); + if (it.data() == m_currentWindow) + { + data.subtext.append(QString("
%1  ").arg(bullet)); + data.subtext.append(name).append(""); + } + else + { + data.subtext.append(QString("
%1  ").arg(bullet)); + data.subtext.append(name); + } + } + } + + if (taskCounter > taskLimiter) + { + if (taskCounter - taskLimiter == 1) + { + data.subtext.append("
• ").append(lastWindow); + } + else + { + data.subtext.append("
• ") + .append(i18n("and 1 other", "and %n others", taskCounter - taskLimiter)) + .append(""); + } + } + + if (taskCounter > 0) + { + data.subtext.prepend(i18n("One window:", + "%n windows:", + taskCounter)); + } + + data.duration = 4000; + data.icon = DesktopIcon("window_list", KIcon::SizeMedium); + data.message = QStyleSheet::escape(m_desktopName); + data.direction = m_pager->popupDirection(); +} + -- cgit v1.2.1