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Diffstat (limited to 'kicker/extensions/kasbar/kasgroupitem.cpp')
-rw-r--r-- | kicker/extensions/kasbar/kasgroupitem.cpp | 305 |
1 files changed, 305 insertions, 0 deletions
diff --git a/kicker/extensions/kasbar/kasgroupitem.cpp b/kicker/extensions/kasbar/kasgroupitem.cpp new file mode 100644 index 000000000..a4435f7c2 --- /dev/null +++ b/kicker/extensions/kasbar/kasgroupitem.cpp @@ -0,0 +1,305 @@ +/* kasgroupitem.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 <qpainter.h> +#include <qbitmap.h> +#include <qtimer.h> +#include <qwmatrix.h> + +#include <kdebug.h> +#include <kglobal.h> +#include <kwin.h> +#include <kiconloader.h> +#include <kpixmap.h> +#include <kpixmapeffect.h> +#include <kpopupmenu.h> +#include <klocale.h> + +#include <taskmanager.h> +#include <taskrmbmenu.h> + +#include "kastasker.h" +#include "kaspopup.h" + +#include "kasgroupitem.h" +#include "kasgroupitem.moc" + + +KasGroupItem::KasGroupItem( KasTasker *parent ) + : KasItem( parent ), items(), groupType_( GroupRelated ) + +{ + setCustomPopup( true ); + setGroupItem( true ); + setText( i18n("Group") ); + + connect( parent, SIGNAL( layoutChanged() ), this, SLOT( hidePopup() ) ); + connect( parent, SIGNAL( layoutChanged() ), this, SLOT( update() ) ); + connect( this, SIGNAL(leftButtonClicked(QMouseEvent *)), SLOT(togglePopup()) ); + connect( this, SIGNAL(rightButtonClicked(QMouseEvent *)), SLOT(showGroupMenuAt(QMouseEvent *) ) ); +} + +KasGroupItem::~KasGroupItem() +{ +} + +KasTasker *KasGroupItem::kasbar() const +{ + return static_cast<KasTasker *> (KasItem::kasbar()); +} + +void KasGroupItem::addTask( Task::Ptr t ) +{ + if (!t) + return; + + items.append( t ); + if ( items.count() == 1 ) { + setText( t->visibleName() ); + updateIcon(); + } + + connect( t, SIGNAL( changed(bool) ), this, SLOT( update() ) ); + update(); +} + +void KasGroupItem::removeTask( Task::Ptr t ) +{ + if ( !t ) + return; + + hidePopup(); + + for (Task::List::iterator it = items.begin(); it != items.end();) + { + if ((*it) == t) + { + it = items.erase(it); + } + else + { + ++it; + } + } + + updateIcon(); + + if ( items.count() == 1 ) + kasbar()->moveToMain( this, items.first() ); +} + +void KasGroupItem::updateIcon() +{ + QPixmap p; + bool usedIconLoader = false; + Task::Ptr t = items.first(); + if (!t) + p = KGlobal::iconLoader()->loadIcon( "kicker", + KIcon::NoGroup, + KIcon::SizeSmall ); + + int sizes[] = { KIcon::SizeEnormous, + KIcon::SizeHuge, + KIcon::SizeLarge, + KIcon::SizeMedium, + KIcon::SizeSmall }; + + p = t->bestIcon( sizes[kasbar()->itemSize()], usedIconLoader ); + + if ( p.isNull() ) + p = KGlobal::iconLoader()->loadIcon( "error", KIcon::NoGroup, KIcon::SizeSmall ); + + setIcon( p ); +} + +void KasGroupItem::paint( QPainter *p ) +{ + KasItem::paint( p ); + + // + // Item summary info + // + int modCount = 0; + for ( Task::List::iterator it = items.begin(); it != items.end() ; ++it ) { + if ( (*it)->isModified() ) + modCount++; + } + + KasResources *res = resources(); + + p->setPen( isShowingPopup() ? res->activePenColor() : res->inactivePenColor() ); + + if ( modCount ) { + QString modCountStr; + modCountStr.setNum( modCount ); + p->drawText( extent()-fontMetrics().width( modCountStr )-3, + 15+fontMetrics().ascent(), + modCountStr ); + + p->drawPixmap( extent()-12, 29, res->modifiedIcon() ); + } + + int microsPerCol; + switch( kasbar()->itemSize() ) { + default: + case KasBar::Small: + microsPerCol = 2; + break; + case KasBar::Medium: + microsPerCol = 4; + break; + case KasBar::Large: + microsPerCol = 7; + break; + case KasBar::Huge: + microsPerCol = 9; + break; + case KasBar::Enormous: + microsPerCol = 16; + break; + } + + int xpos = 3; + int ypos = 16; + + for ( int i = 0; ( i < (int) items.count() ) && ( i < microsPerCol ); i++ ) { + Task::Ptr t = items.at( i ); + + if( t->isIconified() ) + p->drawPixmap( xpos, ypos, res->microMinIcon() ); + else if ( t->isShaded() ) + p->drawPixmap( xpos, ypos, res->microShadeIcon() ); + else + p->drawPixmap( xpos, ypos, res->microMaxIcon() ); + + ypos += 7; + } + + if ( ((int) items.count() > microsPerCol) && ( kasbar()->itemSize() != KasBar::Small ) ) { + QString countStr; + countStr.setNum( items.count() ); + p->drawText( extent()-fontMetrics().width( countStr )-3, + extent()+fontMetrics().ascent()-16, + countStr ); + } +} + +void KasGroupItem::updatePopup() +{ + if ( bar ) { + bar->rereadMaster(); + + bar->clear(); + if ( items.count() ) { + for ( Task::List::iterator t = items.begin(); t != items.end(); ++t ) { + bar->addTask( *t ); + } + } + + bar->updateLayout(); + if ( popup() ) + popup()->resize( bar->size() ); + } +} + +KasPopup *KasGroupItem::createPopup() +{ + KasPopup *pop = new KasPopup( this ); + bar = kasbar()->createChildBar( ( kasbar()->orientation() == Horizontal ) ? Vertical : Horizontal, pop ); + + connect( pop, SIGNAL(shown()), SLOT(updatePopup()) ); + + return pop; + +// // Test code +// // +// // This generates cool looking fractal-like patterns if you keep unfolding the +// // groups! +// int pos = (int) this; +// if ( pos % 2 ) +// bar->append( new KasItem( bar ) ); +// if ( pos % 5 ) +// bar->append( new KasItem( bar ) ); +// bar->append( new KasGroupItem( bar ) ); +// if ( pos % 3 ) +// bar->append( new KasItem( bar ) ); +// if ( pos % 7 ) +// bar->append( new KasItem( bar ) ); +// //////////// +} + +void KasGroupItem::ungroup() +{ + kasbar()->moveToMain( this ); +} + +void KasGroupItem::showGroupMenuAt( QMouseEvent *ev ) +{ + showGroupMenuAt( ev->globalPos() ); +} + +void KasGroupItem::showGroupMenuAt( const QPoint &p ) +{ + TaskRMBMenu *tm = new TaskRMBMenu(items, true, kasbar()); + tm->insertItem( i18n("&Ungroup" ), this, SLOT( ungroup() ) ); + tm->insertSeparator(); + tm->insertItem( i18n("&Kasbar"), kasbar()->contextMenu() ); + + setLockPopup( true ); + tm->exec( p ); + delete tm; + setLockPopup( false ); +} + + + |