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Diffstat (limited to 'src/komposetaskwidget.cpp')
| -rw-r--r-- | src/komposetaskwidget.cpp | 427 |
1 files changed, 427 insertions, 0 deletions
diff --git a/src/komposetaskwidget.cpp b/src/komposetaskwidget.cpp new file mode 100644 index 0000000..3d4abfe --- /dev/null +++ b/src/komposetaskwidget.cpp @@ -0,0 +1,427 @@ +/*************************************************************************** + * Copyright (C) 2004 by Hans Oischinger * + * hans.oischinger@kde-mail.net * + * * + * 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; if not, write to the * + * Free Software Foundation, Inc., * + * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. * + ***************************************************************************/ +#include "komposetaskwidget.h" + +#include "komposetaskmanager.h" +#include "komposeviewmanager.h" +#include "komposetask.h" +#include "komposetaskcontainerwidget.h" +#include "komposetaskprefswidget.h" +#include "komposesettings.h" +#include "komposeglobal.h" +#include "komposesettings.h" + +#include <qpixmap.h> +#include <qimage.h> +#include <qpainter.h> +#include <qdragobject.h> +#include <qapplication.h> +#include <qtooltip.h> +#include <qiconset.h> +#include <qtimer.h> +#include <qcolor.h> +#include <qfont.h> + +#include <kcursor.h> +#include <klocale.h> +#include <kpopupmenu.h> +#include <kactioncollection.h> +#include <kaction.h> +#include <kapplication.h> +#include <kiconloader.h> +#include <kdebug.h> + +#include "komposetaskvisualizer.h" + +KomposeTaskWidget::KomposeTaskWidget(KomposeTask *t, QWidget *parent, KomposeLayout *l, const char *name) + : KomposeWidget(parent, l, name), + highlight(false), + task(t) +{ + setWFlags( WStaticContents | WRepaintNoErase | WResizeNoErase ); // avoid redraw errors + setBackgroundMode( Qt::NoBackground ); // avoid flickering + + QToolTip::add( this, task->visibleNameWithState() ); + + pm_dbBackground.setOptimization( QPixmap::BestOptim ); + setBackgroundMode( Qt::NoBackground ); + //setBackgroundPixmap(pm_dbBackground); + + initActions(); + initMenu(); + prefWidget = new KomposeTaskPrefsWidget( this, "Task prefs" ); + prefWidget->hide(); + setActionIcons(); + + //connect( t, SIGNAL( destroyed() ), this, SLOT( slotTaskDestroyed() ) ); + connect( t, SIGNAL( closed() ), this, SLOT( slotTaskDestroyed() ) ); + connect( t, SIGNAL( stateChanged() ), this, SLOT( drawWidgetAndRepaint() ) ); + connect( t, SIGNAL( stateChanged() ), this, SLOT( reInitMenu() ) ); + +#ifdef COMPOSITE + if ( KomposeGlobal::instance()->hasXcomposite() && KomposeSettings::instance()->getUseComposite() ) + { + connect( t, SIGNAL( x11DamageNotify() ), this, SLOT( drawWidgetAndRepaint() ) ); + } +#endif + //setFocusPolicy(QWidget::ClickFocus); + setFocusPolicy(QWidget::StrongFocus); + + initFonts(); +} + + +KomposeTaskWidget::~KomposeTaskWidget() +{ + prefWidget->deleteLater(); + menu->deleteLater(); + + delete actMinimizeRestoreTask; + delete actCloseTask; + delete taskActionCollection; +} + +void KomposeTaskWidget::reInitMenu() +{ + delete menu; + initMenu(); +} + +void KomposeTaskWidget::initFonts() +{ + titleFont = KomposeSettings::instance()->getWindowTitleFont(); +} + +void KomposeTaskWidget::slotTaskDestroyed() +{ + disconnect( task, SIGNAL( closed() ), this, SLOT( slotTaskDestroyed() ) ); + disconnect( task, SIGNAL( stateChanged() ), this, SLOT( drawWidgetAndRepaint() ) ); + + //if (KomposeViewManager::instance()->hasActiveView()) + emit requestRemoval(this); +} +void KomposeTaskWidget::resizeEvent ( QResizeEvent * e ) +{ + if ( e->oldSize() != e->size()) + { + prefWidget->move(width() - prefWidget->width() - 3, 3); + drawWidgetAndRepaint(); + } + KomposeWidget::resizeEvent( e ); +} + + +void KomposeTaskWidget::paintEvent ( QPaintEvent * ) +{ + if (size().height() < 40 ) // small hack that will prevent drawing on init + return; + + if ( pm_dbBackground.isNull() ) + drawWidget(); + bitBlt( this, 0, 0, &pm_dbBackground, 0, 0, width(), height() ); +} + +void KomposeTaskWidget::drawWidgetAndRepaint() +{ + if (size().height() < 40 ) // small hack that will prevent drawing on init + return; + + drawWidget(); + repaint(); +} + +void KomposeTaskWidget::drawWidget() +{ + if ( !KomposeViewManager::instance()->hasActiveView() || !isShown() ) + return; + + pm_dbBackground.resize( width(), height() ); + //pm_dbBackground.fill(white); + + QPainter p( &pm_dbBackground ); + + int effect = IEFFECT_NONE; + + if ( KomposeSettings::instance()->getShowWindowTitles() && !task->isIconified() ) + effect = IEFFECT_TITLE; + if ( KomposeSettings::instance()->getShowWindowTitles() && task->isIconified() ) + effect = IEFFECT_MINIMIZED_AND_TITLE; + if ( !KomposeSettings::instance()->getShowWindowTitles() && task->isIconified() ) + effect = IEFFECT_MINIMIZED; + // if ( highlight ) // I hate it, so I disable it! + // effect = IEFFECT_HIGHLIGHT; + + task->getVisualizer()->renderOnPixmap(&pm_dbBackground, effect); + + // Icon + QPoint titleTextPos( 6, KomposeSettings::instance()->getWindowTitleFontHeight() + 1); + if ( KomposeSettings::instance()->getShowIcons() ) + { + QPixmap icon = task->getIcon( KomposeSettings::instance()->getIconSizePixels() ); + + // Place the icon left or under the text, according to it's size + if ( KomposeSettings::instance()->getIconSize() < 2 || icon.height() < 50 ) + { + // Medium sized or tiny Icon + p.drawPixmap( QPoint(5, 5), icon ); + titleTextPos.setX(icon.width() + 10); + } + else + { + // Big Icon + p.drawPixmap( QPoint(5, 5), icon ); + // titleTextPos.setX(icon.width()); + } + } + + // Title + if ( KomposeSettings::instance()->getShowWindowTitles() ) + { + p.setFont(titleFont); + if ( KomposeSettings::instance()->getShowWindowTitleShadow() ) + { + p.setPen( KomposeSettings::instance()->getWindowTitleFontShadowColor() ); + p.drawText( titleTextPos, task->visibleNameWithState() ); + } + p.setPen( KomposeSettings::instance()->getWindowTitleFontColor() ); + p.drawText( QPoint( titleTextPos.x()-2, titleTextPos.y()-2 ), task->visibleNameWithState() ); + } + + // Border + if (!highlight) + { + QPen pen( gray, 1, Qt::SolidLine ); + p.setPen( pen ); + p.drawRect(rect()); + } + else + { + QPen pen( black, 2, Qt::DotLine ); + p.setPen( pen ); + p.drawRect( QRect( 1, 1, rect().width()-1, rect().height()-1 ) ); + } + + p.end(); +} + +void KomposeTaskWidget::mouseReleaseEvent ( QMouseEvent * e ) +{ + if ( !rect().contains( e->pos() ) ) + return; + KomposeViewManager::instance()->activateTask( task ); +} + +void KomposeTaskWidget::mouseMoveEvent ( QMouseEvent * e ) +{ + if ( e->state() == Qt::LeftButton ) + startDrag(); +} + +// void KomposeTaskWidget::mouseDoubleClickEvent ( QMouseEvent * e ) +// { +// if ( !rect().contains( e->pos() ) ) +// return; +// KomposeTaskManager::instance()->activateTask( task ); +// } + +void KomposeTaskWidget::keyReleaseEvent ( QKeyEvent * e ) +{ + if ( e->key() == Qt::Key_Return || e->key() == Qt::Key_Space ) + { + kdDebug() << "KomposeTaskWidget::keyReleaseEvent - activating Task!" << endl; + e->accept(); + KomposeViewManager::instance()->activateTask( task ); + return; + } + else if ( e->key() == Qt::Key_C ) + { + kdDebug() << "KomposeTaskWidget::keyReleaseEvent - closing Task!" << endl; + task->close(); + e->accept(); + } + else if ( e->key() == Qt::Key_M ) + { + kdDebug() << "KomposeTaskWidget::keyReleaseEvent - toggling state!" << endl; + task->minimizeOrRestore(); + e->accept(); + } + else + { + kdDebug() << "KomposeTaskWidget::keyReleaseEvent - ignored..." << endl; + e->ignore(); + } + KomposeWidget::keyReleaseEvent(e); +} + +void KomposeTaskWidget::leaveEvent ( QEvent * ) +{ + highlight = false; + unsetCursor(); +// drawWidgetAndRepaint(); + + prefWidget->hide(); + if ( parentWidget() ) + parentWidget()->setFocus(); +} + +void KomposeTaskWidget::enterEvent ( QEvent * ) +{ + setFocus(); + setCursor( KCursor::handCursor() ); + highlight = true; +// drawWidgetAndRepaint(); + + prefWidget->show(); +} + +void KomposeTaskWidget::focusInEvent ( QFocusEvent * ) +{ + highlight = true; + drawWidgetAndRepaint(); +} + +void KomposeTaskWidget::focusOutEvent ( QFocusEvent * ) +{ + highlight = false; + drawWidgetAndRepaint(); +} + +int KomposeTaskWidget::getHeightForWidth ( int w ) const +{ + //kdDebug() << "KomposeTaskWidget::getHeightForWidth()"); + return task->getHeightForWidth(w); +} + +int KomposeTaskWidget::getWidthForHeight ( int h ) const +{ + //kdDebug() << "KomposeTaskWidget::getWidthForHeight()"); + return task->getWidthForHeight(h); +} + +double KomposeTaskWidget::getAspectRatio() +{ + //kdDebug() << "KomposeTaskWidget::getAspectRatio()"); + return task->getAspectRatio(); +} + +void KomposeTaskWidget::startDrag() +{ + // The text is just a dummy + // FIXME: Maybe we should us a "Task"-Mimetype + QDragObject *d = new QTextDrag( "toDesktop()", this ); + d->dragCopy(); +} + +void KomposeTaskWidget::setGeometry( const QRect &rect ) +{ + int width = task->getGeometry().width(); + int height = task->getGeometry().height(); + + // Don't scale images bigger than they actually are + if ( rect.width() > width || rect.height() > height ) + { + QWidget::setGeometry( QRect( rect.left(), rect.top(), width, height ) ); + } + else + QWidget::setGeometry( rect ); +} + +void KomposeTaskWidget::initActions() +{ + taskActionCollection = new KActionCollection( this ); + + actCloseTask = new KAction( i18n("Close"), "fileclose", Key_Delete , task, + SLOT( close() ), taskActionCollection, "closeTask" ); + actCloseTask->setToolTip(i18n("Close")); + actMinimizeRestoreTask = new KAction( i18n("Minimize/Restore"), "", KShortcut() , this, + SLOT( slotMinimizeRestoreToggled() ), taskActionCollection, "minimizeRestoreTask" ); +} + +void KomposeTaskWidget::initMenu() +{ + menu = new KPopupMenu(); + + actMinimizeRestoreTask->plug(menu); + + // toDesktop menu + QPopupMenu* m = new QPopupMenu( this ); + m->setCheckable( true ); + + int id = m->insertItem( i18n("&All Desktops"), task, SLOT( toDesktop(int) ) ); + m->setItemParameter( id, 0 ); // 0 means all desktops + m->setItemChecked( id, task->isOnAllDesktops() ); + + m->insertSeparator(); + + for( int i = 1; i <= KomposeTaskManager::instance()->getNumDesktops(); i++ ) + { + QString name = QString( "&%1 %2" ).arg( i ).arg( KomposeTaskManager::instance()->getDesktopName( i ).replace( '&', "&&" ) ); + id = m->insertItem( name, task, SLOT( toDesktop(int) ) ); + m->setItemParameter( id, i ); + m->setItemChecked( id, !task->isOnAllDesktops() && task->onDesktop() == i ); + } + menu->insertItem(i18n("To &Desktop"), m); + + menu->insertSeparator(); + actCloseTask->plug(menu); + +} + +/** + * Set the toggle icons for some actions + * + * The inverse flag is a hack to allow toggling of the icons when the minimized/restored event + * hasn't yet reached the Task object ( which is the case on buttonpress) + */ +void KomposeTaskWidget::setActionIcons( bool inverse ) +{ + if ( ( task->isIconified() && !inverse ) || ( !task->isIconified() && inverse ) ) + actMinimizeRestoreTask->setIconSet( kapp->iconLoader()->loadIconSet ( "up", KIcon::NoGroup, 16 ) ); + else + actMinimizeRestoreTask->setIconSet( kapp->iconLoader()->loadIconSet ( "bottom", KIcon::NoGroup, 16 ) ); +} + +void KomposeTaskWidget::slotMinimizeRestoreToggled() +{ + setActionIcons( true ); + task->minimizeOrRestore(); +} + +void KomposeTaskWidget::mousePressEvent ( QMouseEvent * e ) +{ + if ( !rect().contains( e->pos() ) ) + return; + + switch ( e->button() ) + { + case LeftButton: + break; + case MidButton: + // fall through + case RightButton: + menu->popup( e->globalPos() ); + break; + default: + // nothing + break; + } +} + +#include "komposetaskwidget.moc" |