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00022 #include <qptrlist.h>
00023 #include <qwidgetstack.h>
00024 #include <qsignal.h>
00025 #include <qobjectlist.h>
00026 #include <qlabel.h>
00027 #include <qimage.h>
00028 #include <qpainter.h>
00029 #include <qbitmap.h>
00030 #include <qfontmetrics.h>
00031 #include <qsignalmapper.h>
00032 #include <qstyle.h>
00033 #include <qframe.h>
00034 #include <qdrawutil.h>
00035 #include <qcursor.h>
00036 #include <qtimer.h>
00037 #include <qtooltip.h>
00038
00039 #include <kpopupmenu.h>
00040 #include <kapplication.h>
00041 #include <kdialog.h>
00042 #include <klocale.h>
00043 #include <kiconloader.h>
00044 #include <sidebarextension.h>
00045
00046 #include <kdebug.h>
00047
00048 #include "mainwindow.h"
00049
00050 #include "plugin.h"
00051
00052 #include "prefs.h"
00053 #include "iconsidepane.h"
00054
00055 namespace Kontact
00056 {
00057
00058
00059
00060 class PluginProxy
00061 {
00062 public:
00063 PluginProxy()
00064 : mPlugin( 0 )
00065 { }
00066
00067 PluginProxy( Plugin *plugin )
00068 : mPlugin( plugin )
00069 { }
00070
00071 PluginProxy & operator=( Plugin *plugin )
00072 {
00073 mPlugin = plugin;
00074 return *this;
00075 }
00076
00077 bool operator<( PluginProxy &rhs ) const
00078 {
00079 return mPlugin->weight() < rhs.mPlugin->weight();
00080 }
00081
00082 Plugin *plugin() const
00083 {
00084 return mPlugin;
00085 }
00086
00087 private:
00088 Plugin *mPlugin;
00089 };
00090
00091 }
00092
00093 using namespace Kontact;
00094
00095 EntryItem::EntryItem( Navigator *parent, Kontact::Plugin *plugin )
00096 : QListBoxItem( parent ),
00097 mPlugin( plugin ),
00098 mHasHover( false ),
00099 mPaintActive( false )
00100 {
00101 reloadPixmap();
00102 setCustomHighlighting( true );
00103 setText( plugin->title() );
00104 }
00105
00106 EntryItem::~EntryItem()
00107 {
00108 }
00109
00110 void EntryItem::reloadPixmap()
00111 {
00112 int size = (int)navigator()->viewMode();
00113 if ( size != 0 )
00114 mPixmap = KGlobal::iconLoader()->loadIcon( mPlugin->icon(),
00115 KIcon::Desktop, size,
00116 mPlugin->disabled() ?
00117 KIcon::DisabledState
00118 : KIcon::DefaultState);
00119 else
00120 mPixmap = QPixmap();
00121 }
00122
00123 Navigator* EntryItem::navigator() const
00124 {
00125 return static_cast<Navigator*>( listBox() );
00126 }
00127
00128 int EntryItem::width( const QListBox *listbox ) const
00129 {
00130 int w = 0;
00131 if( navigator()->showIcons() ) {
00132 w = navigator()->viewMode();
00133 if ( navigator()->viewMode() == SmallIcons )
00134 w += 4;
00135 }
00136 if( navigator()->showText() ) {
00137 if ( navigator()->viewMode() == SmallIcons )
00138 w += listbox->fontMetrics().width( text() );
00139 else
00140 w = QMAX( w, listbox->fontMetrics().width( text() ) );
00141 }
00142 return w + ( KDialog::marginHint() * 2 );
00143 }
00144
00145 int EntryItem::height( const QListBox *listbox ) const
00146 {
00147 int h = 0;
00148 if ( navigator()->showIcons() )
00149 h = (int)navigator()->viewMode() + 4;
00150 if ( navigator()->showText() ) {
00151 if ( navigator()->viewMode() == SmallIcons || !navigator()->showIcons() )
00152 h = QMAX( h, listbox->fontMetrics().lineSpacing() ) + KDialog::spacingHint() * 2;
00153 else
00154 h = (int)navigator()->viewMode() + listbox->fontMetrics().lineSpacing() + 4;
00155 }
00156 return h;
00157 }
00158
00159 void EntryItem::paint( QPainter *p )
00160 {
00161 reloadPixmap();
00162
00163 QListBox *box = listBox();
00164 bool iconAboveText = ( navigator()->viewMode() > SmallIcons )
00165 && navigator()->showIcons();
00166 int w = box->viewport()->width();
00167 int y = iconAboveText ? 2 :
00168 ( ( height( box ) - mPixmap.height() ) / 2 );
00169
00170
00171 if ( isCurrent() || isSelected() || mHasHover || mPaintActive ) {
00172 int h = height( box );
00173
00174 QBrush brush;
00175 if ( isCurrent() || isSelected() || mPaintActive )
00176 brush = box->colorGroup().brush( QColorGroup::Highlight );
00177 else
00178 brush = box->colorGroup().highlight().light( 115 );
00179 p->fillRect( 1, 0, w - 2, h - 1, brush );
00180 QPen pen = p->pen();
00181 QPen oldPen = pen;
00182 pen.setColor( box->colorGroup().mid() );
00183 p->setPen( pen );
00184
00185 p->drawPoint( 1, 0 );
00186 p->drawPoint( 1, h - 2 );
00187 p->drawPoint( w - 2, 0 );
00188 p->drawPoint( w - 2, h - 2 );
00189
00190 p->setPen( oldPen );
00191 }
00192
00193 if ( !mPixmap.isNull() && navigator()->showIcons() ) {
00194 int x = iconAboveText ? ( ( w - mPixmap.width() ) / 2 ) :
00195 KDialog::marginHint();
00196 p->drawPixmap( x, y, mPixmap );
00197 }
00198
00199 QColor shadowColor = listBox()->colorGroup().background().dark(115);
00200 if ( isCurrent() || isSelected() ) {
00201 p->setPen( box->colorGroup().highlightedText() );
00202 }
00203
00204 if ( !text().isEmpty() && navigator()->showText() ) {
00205 QFontMetrics fm = p->fontMetrics();
00206
00207 int x = 0;
00208 if ( iconAboveText ) {
00209 x = ( w - fm.width( text() ) ) / 2;
00210 y += fm.height() - fm.descent();
00211 if ( navigator()->showIcons() )
00212 y += mPixmap.height();
00213 } else {
00214 x = KDialog::marginHint() + 4;
00215 if( navigator()->showIcons() ) {
00216 x += mPixmap.width();
00217 }
00218
00219 if ( !navigator()->showIcons() || mPixmap.height() < fm.height() )
00220 y = height( box )/2 - fm.height()/2 + fm.ascent();
00221 else
00222 y += mPixmap.height()/2 - fm.height()/2 + fm.ascent();
00223 }
00224
00225 if ( plugin()->disabled() ) {
00226 p->setPen( box->palette().disabled().text( ) );
00227 } else if ( isCurrent() || isSelected() || mHasHover ) {
00228 p->setPen( box->colorGroup().highlight().dark(115) );
00229 p->drawText( x + ( QApplication::reverseLayout() ? -1 : 1),
00230 y + 1, text() );
00231 p->setPen( box->colorGroup().highlightedText() );
00232 }
00233 else
00234 p->setPen( box->colorGroup().text() );
00235
00236 p->drawText( x, y, text() );
00237 }
00238
00239
00240 if ( isCurrent() || isSelected() ) mHasHover = false;
00241 }
00242
00243 void EntryItem::setHover( bool hasHover )
00244 {
00245 mHasHover = hasHover;
00246 }
00247
00248 void EntryItem::setPaintActive( bool paintActive )
00249 {
00250 mPaintActive = paintActive;
00251 }
00252
00253 Navigator::Navigator( SidePaneBase *parent, const char *name )
00254 : KListBox( parent, name ), mSidePane( parent ),
00255 mShowIcons( true ), mShowText( true )
00256 {
00257 mMouseOn = 0;
00258 mHighlightItem = 0;
00259 mViewMode = sizeIntToEnum( Prefs::self()->sidePaneIconSize() );
00260 mShowIcons = Prefs::self()->sidePaneShowIcons();
00261 mShowText = Prefs::self()->sidePaneShowText();
00262 setSelectionMode( KListBox::Single );
00263 viewport()->setBackgroundMode( PaletteBackground );
00264 setFrameStyle( QFrame::NoFrame );
00265 setHScrollBarMode( QScrollView::AlwaysOff );
00266 setAcceptDrops( true );
00267
00268 setFocusPolicy( NoFocus );
00269
00270 connect( this, SIGNAL( selectionChanged( QListBoxItem* ) ),
00271 SLOT( slotExecuted( QListBoxItem* ) ) );
00272 connect( this, SIGNAL( rightButtonPressed( QListBoxItem*, const QPoint& ) ),
00273 SLOT( slotShowRMBMenu( QListBoxItem*, const QPoint& ) ) );
00274 connect( this, SIGNAL( onItem( QListBoxItem * ) ),
00275 SLOT( slotMouseOn( QListBoxItem * ) ) );
00276 connect( this, SIGNAL( onViewport() ), SLOT( slotMouseOff() ) );
00277
00278 mMapper = new QSignalMapper( this );
00279 connect( mMapper, SIGNAL( mapped( int ) ), SLOT( shortCutSelected( int ) ) );
00280
00281 QToolTip::remove( this );
00282 if ( !mShowText )
00283 new EntryItemToolTip( this );
00284
00285 }
00286
00287 QSize Navigator::sizeHint() const
00288 {
00289 return QSize( 100, 100 );
00290 }
00291
00292 void Navigator::highlightItem( EntryItem * item )
00293 {
00294 mHighlightItem = item;
00295
00296 setPaintActiveItem( mHighlightItem, true );
00297
00298 QTimer::singleShot( 2000, this, SLOT( slotStopHighlight() ) );
00299 }
00300
00301 void Navigator::slotStopHighlight()
00302 {
00303 setPaintActiveItem( mHighlightItem, false );
00304 }
00305
00306 void Navigator::setSelected( QListBoxItem *item, bool selected )
00307 {
00308
00309
00310
00311 if ( selected ) {
00312 EntryItem *entry = static_cast<EntryItem*>( item );
00313 emit pluginActivated( entry->plugin() );
00314 }
00315 }
00316
00317 void Navigator::updatePlugins( QValueList<Kontact::Plugin*> plugins_ )
00318 {
00319 QValueList<Kontact::PluginProxy> plugins;
00320 QValueList<Kontact::Plugin*>::ConstIterator end_ = plugins_.end();
00321 QValueList<Kontact::Plugin*>::ConstIterator it_ = plugins_.begin();
00322 for ( ; it_ != end_; ++it_ )
00323 plugins += PluginProxy( *it_ );
00324
00325 clear();
00326
00327 mActions.setAutoDelete( true );
00328 mActions.clear();
00329 mActions.setAutoDelete( false );
00330
00331 int counter = 0;
00332 int minWidth = 0;
00333 qBubbleSort( plugins );
00334 QValueList<Kontact::PluginProxy>::ConstIterator end = plugins.end();
00335 QValueList<Kontact::PluginProxy>::ConstIterator it = plugins.begin();
00336 for ( ; it != end; ++it ) {
00337 Kontact::Plugin *plugin = ( *it ).plugin();
00338 if ( !plugin->showInSideBar() )
00339 continue;
00340
00341 EntryItem *item = new EntryItem( this, plugin );
00342 item->setSelectable( !plugin->disabled() );
00343
00344 if ( item->width( this ) > minWidth )
00345 minWidth = item->width( this );
00346
00347 QString name = QString( "CTRL+%1" ).arg( counter + 1 );
00348 KAction *action = new KAction( plugin->title(), plugin->icon(), KShortcut( name ),
00349 mMapper, SLOT( map() ),
00350 mSidePane->actionCollection(), name.latin1() );
00351 mActions.append( action );
00352 mMapper->setMapping( action, counter );
00353 counter++;
00354 }
00355
00356 parentWidget()->setFixedWidth( minWidth );
00357 }
00358
00359 void Navigator::dragEnterEvent( QDragEnterEvent *event )
00360 {
00361 kdDebug(5600) << "Navigator::dragEnterEvent()" << endl;
00362
00363 dragMoveEvent( event );
00364 }
00365
00366 void Navigator::dragMoveEvent( QDragMoveEvent *event )
00367 {
00368 kdDebug(5600) << "Navigator::dragEnterEvent()" << endl;
00369
00370 kdDebug(5600) << " Format: " << event->format() << endl;
00371
00372 QListBoxItem *item = itemAt( event->pos() );
00373
00374 if ( !item ) {
00375 event->accept( false );
00376 return;
00377 }
00378
00379 EntryItem *entry = static_cast<EntryItem*>( item );
00380
00381 kdDebug(5600) << " PLUGIN: " << entry->plugin()->identifier() << endl;
00382
00383 event->accept( entry->plugin()->canDecodeDrag( event ) );
00384 }
00385
00386 void Navigator::dropEvent( QDropEvent *event )
00387 {
00388 kdDebug(5600) << "Navigator::dropEvent()" << endl;
00389
00390 QListBoxItem *item = itemAt( event->pos() );
00391
00392 if ( !item ) {
00393 return;
00394 }
00395
00396 EntryItem *entry = static_cast<EntryItem*>( item );
00397
00398 kdDebug(5600) << " PLUGIN: " << entry->plugin()->identifier() << endl;
00399
00400 entry->plugin()->processDropEvent( event );
00401 }
00402
00403 void Navigator::resizeEvent( QResizeEvent *event )
00404 {
00405 QListBox::resizeEvent( event );
00406 triggerUpdate( true );
00407 }
00408
00409 void Navigator::enterEvent( QEvent *event )
00410 {
00411
00412 KListBox::enterEvent( event );
00413 emit onItem( itemAt( mapFromGlobal( QCursor::pos() ) ) );
00414 }
00415
00416 void Navigator::leaveEvent( QEvent *event )
00417 {
00418 KListBox::leaveEvent( event );
00419 slotMouseOn( 0 );
00420 mMouseOn = 0;
00421 }
00422
00423 void Navigator::slotExecuted( QListBoxItem *item )
00424 {
00425 if ( !item )
00426 return;
00427
00428 EntryItem *entry = static_cast<EntryItem*>( item );
00429
00430 emit pluginActivated( entry->plugin() );
00431 }
00432
00433 IconViewMode Navigator::sizeIntToEnum(int size) const
00434 {
00435 switch ( size ) {
00436 case int(LargeIcons):
00437 return LargeIcons;
00438 break;
00439 case int(NormalIcons):
00440 return NormalIcons;
00441 break;
00442 case int(SmallIcons):
00443 return SmallIcons;
00444 break;
00445 default:
00446
00447 return NormalIcons;
00448 kdDebug() << "View mode not implemented!" << endl;
00449 break;
00450 }
00451 }
00452
00453 void Navigator::slotShowRMBMenu( QListBoxItem *, const QPoint &pos )
00454 {
00455 KPopupMenu menu;
00456 menu.insertTitle( i18n( "Icon Size" ) );
00457 menu.insertItem( i18n( "Large" ), (int)LargeIcons );
00458 menu.setItemEnabled( (int)LargeIcons, mShowIcons );
00459 menu.insertItem( i18n( "Normal" ), (int)NormalIcons );
00460 menu.setItemEnabled( (int)NormalIcons, mShowIcons );
00461 menu.insertItem( i18n( "Small" ), (int)SmallIcons );
00462 menu.setItemEnabled( (int)SmallIcons, mShowIcons );
00463
00464 menu.setItemChecked( (int)mViewMode, true );
00465 menu.insertSeparator();
00466
00467 menu.insertItem( i18n( "Show Icons" ), (int)ShowIcons );
00468 menu.setItemChecked( (int)ShowIcons, mShowIcons );
00469 menu.setItemEnabled( (int)ShowIcons, mShowText );
00470 menu.insertItem( i18n( "Show Text" ), (int)ShowText );
00471 menu.setItemChecked( (int)ShowText, mShowText );
00472 menu.setItemEnabled( (int)ShowText, mShowIcons );
00473 int choice = menu.exec( pos );
00474
00475 if ( choice == -1 )
00476 return;
00477
00478 if ( choice >= SmallIcons ) {
00479 mViewMode = sizeIntToEnum( choice );
00480 Prefs::self()->setSidePaneIconSize( choice );
00481 } else {
00482
00483 if ( choice == ShowIcons ) {
00484 mShowIcons = !mShowIcons;
00485 Prefs::self()->setSidePaneShowIcons( mShowIcons );
00486 QToolTip::remove( this );
00487 if ( !mShowText )
00488 new EntryItemToolTip( this );
00489 } else {
00490 mShowText = !mShowText;
00491 Prefs::self()->setSidePaneShowText( mShowText );
00492 QToolTip::remove( this );
00493 }
00494 }
00495 int maxWidth = 0;
00496 QListBoxItem* it = 0;
00497 for (int i = 0; (it = item(i)) != 0; ++i)
00498 {
00499 int width = it->width(this);
00500 if (width > maxWidth)
00501 maxWidth = width;
00502 }
00503 parentWidget()->setFixedWidth( maxWidth );
00504
00505 triggerUpdate( true );
00506 }
00507
00508 void Navigator::shortCutSelected( int pos )
00509 {
00510 setCurrentItem( pos );
00511 }
00512
00513 void Navigator::setHoverItem( QListBoxItem* item, bool hover )
00514 {
00515 static_cast<EntryItem*>( item )->setHover( hover );
00516 updateItem( item );
00517 }
00518
00519 void Navigator::setPaintActiveItem( QListBoxItem* item, bool paintActive )
00520 {
00521 static_cast<EntryItem*>( item )->setPaintActive( paintActive );
00522 updateItem( item );
00523 }
00524
00525 void Navigator::slotMouseOn( QListBoxItem* newItem )
00526 {
00527 QListBoxItem* oldItem = mMouseOn;
00528 if ( oldItem == newItem ) return;
00529
00530 if ( oldItem && !oldItem->isCurrent() && !oldItem->isSelected() )
00531 {
00532 setHoverItem( oldItem, false );
00533 }
00534
00535 if ( newItem && !newItem->isCurrent() && !newItem->isSelected() )
00536 {
00537 setHoverItem( newItem, true );
00538 }
00539 mMouseOn = newItem;
00540 }
00541
00542 void Navigator::slotMouseOff()
00543 {
00544 slotMouseOn( 0 );
00545 }
00546
00547 IconSidePane::IconSidePane( Core *core, QWidget *parent, const char *name )
00548 : SidePaneBase( core, parent, name )
00549 {
00550 mNavigator = new Navigator( this );
00551 connect( mNavigator, SIGNAL( pluginActivated( Kontact::Plugin* ) ),
00552 SIGNAL( pluginSelected( Kontact::Plugin* ) ) );
00553
00554 setAcceptDrops( true );
00555 }
00556
00557 IconSidePane::~IconSidePane()
00558 {
00559 }
00560
00561 void IconSidePane::updatePlugins()
00562 {
00563 mNavigator->updatePlugins( core()->pluginList() );
00564 }
00565
00566 void IconSidePane::selectPlugin( Kontact::Plugin *plugin )
00567 {
00568 bool blocked = signalsBlocked();
00569 blockSignals( true );
00570
00571 for ( uint i = 0; i < mNavigator->count(); ++i ) {
00572 EntryItem *item = static_cast<EntryItem*>( mNavigator->item( i ) );
00573 if ( item->plugin() == plugin ) {
00574 mNavigator->setCurrentItem( i );
00575 break;
00576 }
00577 }
00578
00579 blockSignals( blocked );
00580 }
00581
00582 void IconSidePane::selectPlugin( const QString &name )
00583 {
00584 bool blocked = signalsBlocked();
00585 blockSignals( true );
00586
00587 for ( uint i = 0; i < mNavigator->count(); ++i ) {
00588 EntryItem *item = static_cast<EntryItem*>( mNavigator->item( i ) );
00589 if ( item->plugin()->identifier() == name ) {
00590 mNavigator->setCurrentItem( i );
00591 break;
00592 }
00593 }
00594
00595 blockSignals( blocked );
00596 }
00597
00598 void IconSidePane::indicateForegrunding( Kontact::Plugin *plugin )
00599 {
00600 for ( uint i = 0; i < mNavigator->count(); ++i ) {
00601 EntryItem *item = static_cast<EntryItem*>( mNavigator->item( i ) );
00602 if ( item->plugin() == plugin ) {
00603 mNavigator->highlightItem( item );
00604 break;
00605 }
00606 }
00607
00608
00609 }
00610 #include "iconsidepane.moc"
00611
00612