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Diffstat (limited to 'kicker/extensions/kasbar/kastaskitem.cpp')
-rw-r--r-- | kicker/extensions/kasbar/kastaskitem.cpp | 510 |
1 files changed, 510 insertions, 0 deletions
diff --git a/kicker/extensions/kasbar/kastaskitem.cpp b/kicker/extensions/kasbar/kastaskitem.cpp new file mode 100644 index 000000000..d21d5ccc6 --- /dev/null +++ b/kicker/extensions/kasbar/kastaskitem.cpp @@ -0,0 +1,510 @@ +/* kastaskitem.cpp +** +** Copyright (C) 2001-2004 Richard Moore <rich@kde.org> +** Contributor: Mosfet +** All rights reserved. +** +** KasBar is dual-licensed: you can choose the GPL or the BSD license. +** Short forms of both licenses are included below. +*/ + +/* +** 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 in a file called COPYING; if not, write to +** the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, +** MA 02110-1301, USA. +*/ + +/* +** Redistribution and use in source and binary forms, with or without +** modification, are permitted provided that the following conditions +** are met: +** 1. Redistributions of source code must retain the above copyright +** notice, this list of conditions and the following disclaimer. +** 2. Redistributions in binary form must reproduce the above copyright +** notice, this list of conditions and the following disclaimer in the +** documentation and/or other materials provided with the distribution. +** +** THIS SOFTWARE IS PROVIDED BY THE AUTHORS AND CONTRIBUTORS ``AS IS'' AND +** ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE +** IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE +** ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE +** FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL +** DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS +** OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) +** HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT +** LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY +** OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF +** SUCH DAMAGE. +*/ + +/* +** Bug reports and questions can be sent to kde-devel@kde.org +*/ +#include <errno.h> + +#include <qbitmap.h> +#include <qimage.h> +#include <qlabel.h> +#include <qlayout.h> +#include <qmetaobject.h> +#include <qpainter.h> +#include <qregexp.h> +#include <qtabwidget.h> +#include <qtextview.h> +#include <qtimer.h> +#include <qvbox.h> + +#include <kdebug.h> +#include <kdialog.h> +#include <kglobal.h> +#include <kiconloader.h> +#include <klistview.h> +#include <klocale.h> +#include <kpassivepopup.h> +#include <kpopupmenu.h> +#include <kprocess.h> +#include <dcopclient.h> +#include <kapplication.h> + +#include <taskmanager.h> +#include <taskrmbmenu.h> + +#include "kastasker.h" +#include "kastaskpopup.h" +#include "kastaskitem.h" +#include "kasbarextension.h" + +#define Icon(x) KGlobal::iconLoader()->loadIcon( x, KIcon::NoGroup, KIcon::SizeMedium ) + +static const int CHECK_ATTENTION_DELAY = 2000; + +KasTaskItem::KasTaskItem( KasTasker *parent, Task::Ptr task ) + : KasItem( parent ), + task_(task), + thumbTimer(0), + attentionTimer(0) +{ + setIcon( icon() ); + setAttention( task->demandsAttention() ); + updateTask(false); + + connect( task, SIGNAL( changed(bool) ), this, SLOT( updateTask(bool) ) ); + connect( task, SIGNAL( activated() ), this, SLOT( startAutoThumbnail() ) ); + connect( task, SIGNAL( deactivated() ), this, SLOT( stopAutoThumbnail() ) ); + connect( task, SIGNAL( iconChanged() ), this, SLOT( iconChanged() ) ); + connect( task, SIGNAL( thumbnailChanged() ), this, SLOT( iconChanged() ) ); + + connect( this, SIGNAL(leftButtonClicked(QMouseEvent *)), SLOT(toggleActivateAction()) ); + connect( this, SIGNAL(rightButtonClicked(QMouseEvent *)), SLOT(showWindowMenuAt(QMouseEvent *) ) ); + + attentionTimer = new QTimer( this, "attentionTimer" ); + connect( attentionTimer, SIGNAL( timeout() ), SLOT( checkAttention() ) ); + attentionTimer->start( CHECK_ATTENTION_DELAY ); +} + +KasTaskItem::~KasTaskItem() +{ +} + +KasTasker *KasTaskItem::kasbar() const +{ + return static_cast<KasTasker *> (KasItem::kasbar()); +} + +QPixmap KasTaskItem::icon() +{ + int sizes[] = { KIcon::SizeEnormous, + KIcon::SizeHuge, + KIcon::SizeLarge, + KIcon::SizeMedium, + KIcon::SizeSmall }; + + if ( kasbar()->embedThumbnails() && task_->hasThumbnail() ) { + usedIconLoader = true; + + QPixmap thumb = task_->thumbnail(); + QSize sz = thumb.size(); + sz.scale( sizes[kasbar()->itemSize()], sizes[kasbar()->itemSize()], QSize::ScaleMin ); + + QImage img = thumb.convertToImage(); + img = img.smoothScale( sz ); + + bool ok = thumb.convertFromImage( img ); + if ( ok ) + return thumb; + } + + usedIconLoader = false; + QPixmap p = task_->bestIcon( sizes[kasbar()->itemSize()], usedIconLoader ); + if ( !p.isNull() ) + return p; + + return task_->icon( sizes[kasbar()->itemSize()], sizes[kasbar()->itemSize()], true ); +} + +void KasTaskItem::iconChanged() +{ + iconHasChanged = true; + setIcon( icon() ); + update(); +} + +void KasTaskItem::checkAttention() +{ + setAttention( task_->demandsAttention() ); +} + +void KasTaskItem::updateTask(bool geometryChangeOnly) +{ + if (geometryChangeOnly) + { + return; + } + + bool updates = kasbar()->isUpdatesEnabled(); + kasbar()->setUpdatesEnabled( false ); + + setProgress( kasbar()->showProgress() ? 0 : -1 ); + setText( task_->visibleIconicName() ); + setModified( task_->isModified() ); + setActive( task_->isActive() ); + + kasbar()->setUpdatesEnabled( updates ); + update(); +} + +void KasTaskItem::paint( QPainter *p ) +{ + KasItem::paint( p ); + + KasResources *res = resources(); + QColor c = task_->isActive() ? res->activePenColor() : res->inactivePenColor(); + p->setPen( c ); + + // + // Overlay the small icon if the icon has changed, we have space, + // and we are using a KIconLoader icon rather than one from the NET props. + // This only exists because we are almost always using the icon loader for + // large icons. + // + KasTasker *kas = kasbar(); + bool haveSpace = ( kas->itemSize() != KasBar::Small ) + && ( kas->itemSize() != KasBar::Medium ); + + if ( usedIconLoader && iconHasChanged && haveSpace ) { + QPixmap pix = icon(); + int x = (extent() - 4 - pix.width()) / 2; + QPixmap overlay = task_->pixmap(); + p->drawPixmap( x-4+pix.width()-overlay.width(), 18, overlay ); + } + + // + // Draw window state. + // + if( task_->isIconified() ) + paintStateIcon( p, StateIcon ); + else if ( task_->isShaded() ) + paintStateIcon( p, StateShaded ); + else + paintStateIcon( p, StateNormal ); + + // + // Draw desktop number. + // + + // Check if we only have one desktop + bool oneDesktop = (TaskManager::the()->numberOfDesktops() == 1) ? true : false; + + QString deskStr; + if ( task_->isOnAllDesktops() ) + deskStr = i18n( "All" ); + else + deskStr.setNum( task_->desktop() ); + + + if ( kas->itemSize() != KasBar::Small ) { + // Medium and Large modes + if ( !oneDesktop ) + p->drawText( extent()-fontMetrics().width(deskStr)-3, 15+fontMetrics().ascent(), deskStr ); + + // Draw document state. + if ( kas->showModified() ) + paintModified( p ); + } + else { + // Small mode + if ( !oneDesktop ) + p->drawText( extent()-fontMetrics().width(deskStr)-2, 13+fontMetrics().ascent(), deskStr ); + } +} + +void KasTaskItem::toggleActivateAction() +{ + hidePopup(); + + if ( task_->isActive() && task_->isShaded() ) { + task_->setShaded( false ); + } + else { + task_->activateRaiseOrIconify(); + } +} + +void KasTaskItem::showWindowMenuAt( QMouseEvent *ev ) +{ + hidePopup(); + showWindowMenuAt( ev->globalPos() ); +} + +KasPopup *KasTaskItem::createPopup() +{ + KasPopup *pop = new KasTaskPopup( this ); + pop->adjustSize(); + return pop; +} + +void KasTaskItem::dragOverAction() +{ + if ( !task_->isOnCurrentDesktop() ) + task_->toCurrentDesktop(); + if ( task_->isShaded() ) + task_->setShaded( false ); + if ( task_->isIconified() ) + task_->restore(); + if ( !task_->isActive() ) + task_->activate(); +} + +void KasTaskItem::startAutoThumbnail() +{ + if ( thumbTimer ) + return; + if ( !kasbar()->thumbnailsEnabled() ) + return; + + if ( kasbar()->thumbnailUpdateDelay() > 0 ) { + thumbTimer = new QTimer( this, "thumbTimer" ); + connect( thumbTimer, SIGNAL( timeout() ), SLOT( refreshThumbnail() ) ); + + thumbTimer->start( kasbar()->thumbnailUpdateDelay() * 1000 ); + } + + QTimer::singleShot( 200, this, SLOT( refreshThumbnail() ) ); +} + +void KasTaskItem::stopAutoThumbnail() +{ + if ( !thumbTimer ) + return; + + delete thumbTimer; + thumbTimer = 0; +} + +void KasTaskItem::refreshThumbnail() +{ + if ( !kasbar()->thumbnailsEnabled() ) + return; + if ( !task_->isActive() ) + return; + + // TODO: Check if the popup obscures the window + KasItem *i = kasbar()->itemUnderMouse(); + if ( i && i->isShowingPopup() ) { + QTimer::singleShot( 200, this, SLOT( refreshThumbnail() ) ); + return; + } + + task_->setThumbnailSize( kasbar()->thumbnailSize() ); + task_->updateThumbnail(); +} + +void KasTaskItem::showWindowMenuAt( QPoint p ) +{ + TaskRMBMenu *tm = new TaskRMBMenu(task_, true, kasbar()); + tm->insertItem( i18n("To &Tray" ), this, SLOT( sendToTray() ) ); + tm->insertSeparator(); + tm->insertItem( i18n("&Kasbar"), kasbar()->contextMenu() ); + tm->insertSeparator(); + tm->insertItem( i18n("&Properties" ), this, SLOT( showPropertiesDialog() ) ); + + mouseLeave(); + kasbar()->updateMouseOver(); + + tm->exec( p ); +} + +void KasTaskItem::sendToTray() +{ + QString s; + s.setNum( task_->window() ); + + KProcess proc; + proc << "ksystraycmd"; + proc << "--wid" << s << "--hidden"; + + bool ok = proc.start( KProcess::DontCare ); + if ( !ok ) { + kdWarning(1345) << "Unable to launch ksystraycmd" << endl; + KPassivePopup::message( i18n("Could Not Send to Tray"), + i18n("%1").arg(strerror(errno)), + Icon("error"), + kasbar() ); + return; + } + + proc.detach(); +} + +void KasTaskItem::showPropertiesDialog() +{ + // + // Create Dialog + // + QDialog *dlg = new QDialog( /*kasbar()*/0L, "task_props", false ); + + // + // Title + // + KPopupTitle *title = new KPopupTitle( dlg, "title" ); + dlg->setCaption( i18n("Task Properties") ); + title->setText( i18n("Task Properties") ); + title->setIcon( icon() ); + + // + // Tabbed View + // + QTabWidget *tabs = new QTabWidget( dlg ); + tabs->addTab( createX11Props( tabs ), i18n("General") ); + tabs->addTab( createTaskProps( task_, tabs ), i18n("Task") ); + + tabs->addTab( createTaskProps( this, tabs ), i18n("Item") ); + tabs->addTab( createTaskProps( kasbar(), tabs, false ), i18n("Bar") ); + +#if 0 + tabs->addTab( createNETProps( tabs ), i18n("NET") ); +#endif + + // + // Layout Dialog + // + QVBoxLayout *vbl = new QVBoxLayout( dlg, KDialog::marginHint(), KDialog::spacingHint() ); + vbl->addWidget( title ); + vbl->addWidget( tabs ); + + dlg->resize( 470, 500 ); + dlg->show(); + +} + +QWidget *KasTaskItem::createTaskProps( QObject *target, QWidget *parent, bool recursive ) +{ + QVBox *vb = new QVBox( parent ); + vb->setSpacing( KDialog::spacingHint() ); + vb->setMargin( KDialog::marginHint() ); + + // Create List View + KListView *taskprops = new KListView( vb, "props_view" ); + taskprops->setResizeMode( QListView::LastColumn ); + taskprops->addColumn( i18n("Property"), 0 ); + taskprops->addColumn( i18n("Type"), 0 ); + taskprops->addColumn( i18n("Value") ); + + // Create List Items + QMetaObject *mo = target->metaObject(); + for ( int i = 0; i < mo->numProperties( recursive ); i++ ) { + const QMetaProperty *p = mo->property(i, recursive); + + (void) new KListViewItem( taskprops, + p->name(), p->type(), + target->property( p->name() ).toString() ); + } + + return vb; +} + +QString KasTaskItem::expandMacros( const QString &format, QObject *data ) +{ + QString s = format; + QRegExp re("\\$(\\w+)"); + + int pos = 0; + while ( pos >= 0 ) { + pos = re.search( s, pos ); + if ( pos >= 0 ) { + QVariant val = data->property( re.cap(1).latin1() ); + QString v = val.asString(); + s.replace( pos, re.matchedLength(), v ); + pos = pos + v.length(); + } + } + + return s; +} + +QWidget *KasTaskItem::createX11Props( QWidget *parent ) +{ + QVBox *vb2 = new QVBox( parent ); + vb2->setSizePolicy( QSizePolicy::Minimum, QSizePolicy::Preferred ); + vb2->setSpacing( KDialog::spacingHint() ); + vb2->setMargin( KDialog::marginHint() ); + + // Create View + new QLabel( i18n("General"), vb2, "view" ); + QTextView *tv = new QTextView( vb2 ); + + QString fmt = i18n( + "<html>" + "<body>" + "<b>Name</b>: $name<br>" + "<b>Visible name</b>: $visibleName<br>" + "<br>" + "<b>Iconified</b>: $iconified<br>" + "<b>Minimized</b>: $minimized<br>" + "<b>Maximized</b>: $maximized<br>" + "<b>Shaded</b>: $shaded<br>" + "<b>Always on top</b>: $alwaysOnTop<br>" + "<br>" + "<b>Desktop</b>: $desktop<br>" + "<b>All desktops</b>: $onAllDesktops<br>" + "<br>" + "<b>Iconic name</b>: $iconicName<br>" + "<b>Iconic visible name</b>: $visibleIconicName<br>" + "<br>" + "<b>Modified</b>: $modified<br>" + "<b>Demands attention</b>: $demandsAttention<br>" + "</body>" + "</html>" + ); + + tv->setText( expandMacros( fmt, task_ ) ); + tv->setWordWrap( QTextEdit::WidgetWidth ); + + return vb2; +} + +QWidget *KasTaskItem::createNETProps( QWidget *parent ) +{ + QVBox *vb3 = new QVBox( parent ); + vb3->setSpacing( KDialog::spacingHint() ); + vb3->setMargin( KDialog::marginHint() ); + + // Create View + new QLabel( i18n("NET WM Specification Info"), vb3, "view" ); + new QTextView( vb3 ); + + return vb3; +} + +#include "kastaskitem.moc" |