-rw-r--r-- | microkde/kdeui/klistview.cpp | 9 | ||||
-rw-r--r-- | microkde/kdeui/klistview.h | 1 |
2 files changed, 10 insertions, 0 deletions
diff --git a/microkde/kdeui/klistview.cpp b/microkde/kdeui/klistview.cpp index 25327aa..f7d2187 100644 --- a/microkde/kdeui/klistview.cpp +++ b/microkde/kdeui/klistview.cpp @@ -223,513 +223,522 @@ void KListViewLineEdit::load(QListViewItem *i, int c) } */ /* Helper functions to for * tabOrderedRename functionality. */ static int nextCol (KListView *pl, QListViewItem *pi, int start, int dir) { if (pi) { // Find the next renameable column in the current row for (; ((dir == +1) ? (start < pl->columns()) : (start >= 0)); start += dir) if (pl->isRenameable(start)) return start; } return -1; } static QListViewItem *prevItem (QListViewItem *pi) { QListViewItem *pa = pi->itemAbove(); /* Does what the QListViewItem::previousSibling() * of my dreams would do. */ if (pa && pa->parent() == pi->parent()) return pa; return NULL; } static QListViewItem *lastQChild (QListViewItem *pi) { if (pi) { /* Since there's no QListViewItem::lastChild(). * This finds the last sibling for the given * item. */ for (QListViewItem *pt = pi->nextSibling(); pt; pt = pt->nextSibling()) pi = pt; } return pi; } /*US void KListViewLineEdit::selectNextCell (QListViewItem *pitem, int column, bool forward) { const int ncols = p->columns(); const int dir = forward ? +1 : -1; const int restart = forward ? 0 : (ncols - 1); QListViewItem *top = (pitem && pitem->parent()) ? pitem->parent()->firstChild() : p->firstChild(); QListViewItem *pi = pitem; terminate(); // Save current changes do { */ /* Check the rest of the current row for an editable column, * if that fails, check the entire next/previous row. The * last case goes back to the first item in the current branch * or the last item in the current branch depending on the * direction. */ /*US if ((column = nextCol(p, pi, column + dir, dir)) != -1 || (column = nextCol(p, (pi = (forward ? pi->nextSibling() : prevItem(pi))), restart, dir)) != -1 || (column = nextCol(p, (pi = (forward ? top : lastQChild(pitem))), restart, dir)) != -1) { if (pi) { p->setCurrentItem(pi); // Calls terminate p->rename(pi, column); */ /* Some listviews may override rename() to * prevent certain items from being renamed, * if this is done, [m_]item will be NULL * after the rename() call... try again. */ /*US if (!item) continue; break; } } } while (pi && !item); } */ /*US #ifdef KeyPress #undef KeyPress #endif bool KListViewLineEdit::event (QEvent *pe) { if (pe->type() == QEvent::KeyPress) { QKeyEvent *k = (QKeyEvent *) pe; if ((k->key() == Qt::Key_Backtab || k->key() == Qt::Key_Tab) && p->tabOrderedRenaming() && p->itemsRenameable() && !(k->state() & ControlButton || k->state() & AltButton)) { selectNextCell(item, col, (k->key() == Key_Tab && !(k->state() & ShiftButton))); return true; } } return KLineEdit::event(pe); } void KListViewLineEdit::keyPressEvent(QKeyEvent *e) { if(e->key() == Qt::Key_Return || e->key() == Qt::Key_Enter ) terminate(true); else if(e->key() == Qt::Key_Escape) terminate(false); else if (e->key() == Qt::Key_Down || e->key() == Qt::Key_Up) { terminate(true); KLineEdit::keyPressEvent(e); } else KLineEdit::keyPressEvent(e); } void KListViewLineEdit::terminate() { terminate(true); } void KListViewLineEdit::terminate(bool commit) { if ( item ) { //kdDebug() << "KListViewLineEdit::terminate " << commit << endl; if (commit) item->setText(col, text()); int c=col; QListViewItem *i=item; col=0; item=0; hide(); // will call focusOutEvent, that's why we set item=0 before emit done(i,c); } } void KListViewLineEdit::focusOutEvent(QFocusEvent *ev) { QFocusEvent * focusEv = static_cast<QFocusEvent*>(ev); // Don't let a RMB close the editor if (focusEv->reason() != QFocusEvent::Popup && focusEv->reason() != QFocusEvent::ActiveWindow) terminate(true); } void KListViewLineEdit::paintEvent( QPaintEvent *e ) { KLineEdit::paintEvent( e ); if ( !frame() ) { QPainter p( this ); p.setClipRegion( e->region() ); p.drawRect( rect() ); } } // selection changed -> terminate. As our "item" can be already deleted, // we can't call terminate(false), because that would emit done() with // a dangling pointer to "item". void KListViewLineEdit::slotSelectionChanged() { item = 0; col = 0; hide(); } */ KListView::KListView( QWidget *parent, const char *name ,bool emulateRightMouse ) : QListView( parent, name ), d (new KListViewPrivate (this)) { #ifndef DESKTOP_VERSION if ( emulateRightMouse ) QPEApplication::setStylusOperation( viewport(), QPEApplication::RightOnHold ); #endif //US setDragAutoScroll(true); connect( this, SIGNAL( onViewport() ), this, SLOT( slotOnViewport() ) ); connect( this, SIGNAL( onItem( QListViewItem * ) ), this, SLOT( slotOnItem( QListViewItem * ) ) ); connect (this, SIGNAL(contentsMoving(int,int)), this, SLOT(cleanDropVisualizer())); connect (this, SIGNAL(contentsMoving(int,int)), this, SLOT(cleanItemHighlighter())); /*US slotSettingsChanged(KApplication::SETTINGS_MOUSE); if (kapp) { connect( kapp, SIGNAL( settingsChanged(int) ), SLOT( slotSettingsChanged(int) ) ); kapp->addKipcEventMask( KIPC::SettingsChanged ); } */ slotSettingsChanged(1); //US do this to initialize the connections connect(&d->autoSelect, SIGNAL( timeout() ), this, SLOT( slotAutoSelect() ) ); connect(&d->dragExpand, SIGNAL( timeout() ), this, SLOT( slotDragExpand() ) ); // context menu handling if (d->showContextMenusOnPress) { connect (this, SIGNAL (rightButtonPressed (QListViewItem*, const QPoint&, int)), this, SLOT (emitContextMenu (QListViewItem*, const QPoint&, int))); } else { connect (this, SIGNAL (rightButtonClicked (QListViewItem*, const QPoint&, int)), this, SLOT (emitContextMenu (QListViewItem*, const QPoint&, int))); } connect (this, SIGNAL (menuShortCutPressed (KListView*, QListViewItem*)), this, SLOT (emitContextMenu (KListView*, QListViewItem*))); //qDebug("KListView::KListView make alternate color configurable"); d->alternateBackground = KGlobalSettings::alternateBackgroundColor(); } KListView::~KListView() { delete d; } bool KListView::isExecuteArea( const QPoint& point ) { if ( itemAt( point ) ) return isExecuteArea( point.x() ); return false; } +QSize KListView::sizeHint() const +{ + //qDebug("KListView::QSize sizeHint() "); +#ifdef DESKTOP_VERSION + QListView::sizeHint(); +#else + return QSize ( 40, 40 ); +#endif +} bool KListView::isExecuteArea( int x ) { if( allColumnsShowFocus() ) return true; else { int offset = 0; int width = columnWidth( 0 ); int pos = header()->mapToIndex( 0 ); for ( int index = 0; index < pos; index++ ) offset += columnWidth( header()->mapToSection( index ) ); x += contentsX(); // in case of a horizontal scrollbar return ( x > offset && x < ( offset + width ) ); } } void KListView::slotOnItem( QListViewItem *item ) { QPoint vp = viewport()->mapFromGlobal( QCursor::pos() ); if ( item && isExecuteArea( vp.x() ) && (d->autoSelectDelay > -1) && d->bUseSingle ) { d->autoSelect.start( d->autoSelectDelay, true ); d->pCurrentItem = item; } } void KListView::slotOnViewport() { if ( d->bChangeCursorOverItem ) viewport()->unsetCursor(); d->autoSelect.stop(); d->pCurrentItem = 0L; } void KListView::slotSettingsChanged(int category) { //qDebug("KListView::slotSettingsChanged has to be verified"); switch (category) { //US I create my private category (=1) to set the settings case 1: d->dragDelay = 2; //US set explicitly d->bUseSingle = KGlobalSettings::singleClick(); // qDebug("KListView::slotSettingsChanged: single%i", d->bUseSingle); disconnect(this, SIGNAL (mouseButtonClicked (int, QListViewItem*, const QPoint &, int)), this, SLOT (slotMouseButtonClicked (int, QListViewItem*, const QPoint &, int))); if( d->bUseSingle ) connect (this, SIGNAL (mouseButtonClicked (int, QListViewItem*, const QPoint &, int)), this, SLOT (slotMouseButtonClicked( int, QListViewItem*, const QPoint &, int))); //US d->bChangeCursorOverItem = KGlobalSettings::changeCursorOverIcon(); //US d->autoSelectDelay = KGlobalSettings::autoSelectDelay(); if( !d->bUseSingle || !d->bChangeCursorOverItem ) viewport()->unsetCursor(); break; /*US case KApplication::SETTINGS_MOUSE: d->dragDelay = KGlobalSettings::dndEventDelay(); d->bUseSingle = KGlobalSettings::singleClick(); disconnect(this, SIGNAL (mouseButtonClicked (int, QListViewItem*, const QPoint &, int)), this, SLOT (slotMouseButtonClicked (int, QListViewItem*, const QPoint &, int))); if( d->bUseSingle ) connect (this, SIGNAL (mouseButtonClicked (int, QListViewItem*, const QPoint &, int)), this, SLOT (slotMouseButtonClicked( int, QListViewItem*, const QPoint &, int))); d->bChangeCursorOverItem = KGlobalSettings::changeCursorOverIcon(); d->autoSelectDelay = KGlobalSettings::autoSelectDelay(); if( !d->bUseSingle || !d->bChangeCursorOverItem ) viewport()->unsetCursor(); break; case KApplication::SETTINGS_POPUPMENU: d->contextMenuKey = KGlobalSettings::contextMenuKey (); d->showContextMenusOnPress = KGlobalSettings::showContextMenusOnPress (); if (d->showContextMenusOnPress) { disconnect (0L, 0L, this, SLOT (emitContextMenu (QListViewItem*, const QPoint&, int))); connect(this, SIGNAL (rightButtonPressed (QListViewItem*, const QPoint&, int)), this, SLOT (emitContextMenu (QListViewItem*, const QPoint&, int))); } else { disconnect (0L, 0L, this, SLOT (emitContextMenu (QListViewItem*, const QPoint&, int))); connect(this, SIGNAL (rightButtonClicked (QListViewItem*, const QPoint&, int)), this, SLOT (emitContextMenu (QListViewItem*, const QPoint&, int))); } break; */ default: break; } } void KListView::slotAutoSelect() { // check that the item still exists if( itemIndex( d->pCurrentItem ) == -1 ) return; if (!isActiveWindow()) { d->autoSelect.stop(); return; } //Give this widget the keyboard focus. if( !hasFocus() ) setFocus(); QListViewItem* previousItem = currentItem(); setCurrentItem( d->pCurrentItem ); #if 0 #ifndef Q_WS_QWS // FIXME(E): Implement for Qt Embedded if( d->pCurrentItem ) { //Shift pressed? if( (keybstate & ShiftMask) ) { bool block = signalsBlocked(); blockSignals( true ); //No Ctrl? Then clear before! if( !(keybstate & ControlMask) ) clearSelection(); bool select = !d->pCurrentItem->isSelected(); bool update = viewport()->isUpdatesEnabled(); viewport()->setUpdatesEnabled( false ); bool down = previousItem->itemPos() < d->pCurrentItem->itemPos(); QListViewItemIterator lit( down ? previousItem : d->pCurrentItem ); for ( ; lit.current(); ++lit ) { if ( down && lit.current() == d->pCurrentItem ) { d->pCurrentItem->setSelected( select ); break; } if ( !down && lit.current() == previousItem ) { previousItem->setSelected( select ); break; } lit.current()->setSelected( select ); } blockSignals( block ); viewport()->setUpdatesEnabled( update ); triggerUpdate(); emit selectionChanged(); if( selectionMode() == QListView::Single ) emit selectionChanged( d->pCurrentItem ); } else if( (keybstate & ControlMask) ) setSelected( d->pCurrentItem, !d->pCurrentItem->isSelected() ); else { bool block = signalsBlocked(); blockSignals( true ); if( !d->pCurrentItem->isSelected() ) clearSelection(); blockSignals( block ); setSelected( d->pCurrentItem, true ); } } else kdDebug() << "KListView::slotAutoSelect: Thats not supposed to happen!!!!" << endl; #endif #endif } void KListView::slotHeaderChanged() { if (d->fullWidth && columns()) { int w = 0; for (int i = 0; i < columns() - 1; ++i) w += columnWidth(i); setColumnWidth( columns() - 1, viewport()->width() - w - 1 ); } } void KListView::emitExecute( int buttonstate, QListViewItem *item, const QPoint &pos, int c) { // qDebug("KListView::emitExecute buttonstate=%i", buttonstate); if( isExecuteArea( viewport()->mapFromGlobal(pos) ) ) { // Double click mode ? if ( !d->bUseSingle ) { emit executed( item ); emit executed( item, pos, c ); } else { //US special implementation for embedded systems d->autoSelect.stop(); //Dont emit executed if in SC mode and Shift or Ctrl are pressed if( !( (buttonstate==ShiftButton) || (buttonstate==ControlButton) )) { // if( !( ((keybstate & ShiftMask) || (keybstate & ControlMask)) ) ) { emit executed( item ); emit executed( item, pos, c ); } } } } void KListView::focusInEvent( QFocusEvent *fe ) { // kdDebug()<<"KListView::focusInEvent()"<<endl; QListView::focusInEvent( fe ); if ((d->selectedBySimpleMove) && (d->selectionMode == FileManager) && (fe->reason()!=QFocusEvent::Popup) && (fe->reason()!=QFocusEvent::ActiveWindow) && (currentItem()!=0)) { currentItem()->setSelected(true); currentItem()->repaint(); emit selectionChanged(); }; } void KListView::focusOutEvent( QFocusEvent *fe ) { cleanDropVisualizer(); cleanItemHighlighter(); d->autoSelect.stop(); if ((d->selectedBySimpleMove) && (d->selectionMode == FileManager) && (fe->reason()!=QFocusEvent::Popup) && (fe->reason()!=QFocusEvent::ActiveWindow) && (currentItem()!=0) /*US && (!d->editor->isVisible()) */ ) { diff --git a/microkde/kdeui/klistview.h b/microkde/kdeui/klistview.h index 0058416..9f0d9fd 100644 --- a/microkde/kdeui/klistview.h +++ b/microkde/kdeui/klistview.h @@ -1,388 +1,389 @@ /* This file is part of the KDE libraries Copyright (C) 2000 Reginald Stadlbauer <reggie@kde.org> Copyright (C) 2000 Charles Samuels <charles@kde.org> Copyright (C) 2000 Peter Putzer <putzer@kde.org> This library is free software; you can redistribute it and/or modify it under the terms of the GNU Library General Public License version 2 as published by the Free Software Foundation. This library 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 Library General Public License for more details. You should have received a copy of the GNU Library General Public License along with this library; see the file COPYING.LIB. If not, write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ #ifndef KLISTVIEW_H #define KLISTVIEW_H #include <qlistview.h> #include <qptrlist.h> //US class QDropEvent; class QDragLeaveEvent; class QDragMoveEvent; class QDragEnterEvent; class QDragObject; class KConfig; class KLineEdit; /** * This Widget extends the functionality of QListView to honor the system * wide settings for Single Click/Double Click mode, AutoSelection and * ChangeCursorOverLink (TM). * * There is a new signal executed(). It gets connected to either * @ref QListView::clicked() or @ref QListView::doubleClicked() depending on the KDE * wide Single Click/Double Click settings. It is strongly recommended that * you use this signal instead of the above mentioned. This way you dont * need to care about the current settings. * If you want to get informed when the user selects something connect to the * QListView::selectionChanged() signal. * * Drag-and-Drop is supported with the signal @ref #dropped(), just @ref #setAcceptDrops(true) * and connect it to a suitable slot. * To see where you are dropping, @ref setDropVisualizer(true). * And also you'll need @ref acceptDrag(QDropEvent*) * * KListView is drag-enabled, too: to benefit from that you've got derive from it. * Reimplement @ref dragObject() and (possibly) @ref startDrag(), * and @ref setDragEnabled(true). * * @version $Id$ */ class KListView : public QListView { Q_OBJECT Q_ENUMS( SelectionModeExt ) Q_PROPERTY( bool fullWidth READ fullWidth WRITE setFullWidth ) Q_PROPERTY( bool itemsMovable READ itemsMovable WRITE setItemsMovable ) Q_PROPERTY( bool itemsRenameable READ itemsRenameable WRITE setItemsRenameable ) Q_PROPERTY( bool dragEnabled READ dragEnabled WRITE setDragEnabled ) Q_PROPERTY( bool autoOpen READ autoOpen WRITE setAutoOpen ) Q_PROPERTY( bool dropVisualizer READ dropVisualizer WRITE setDropVisualizer ) //US Q_PROPERTY( int tooltipColumn READ tooltipColumn WRITE setTooltipColumn ) Q_PROPERTY( int dropVisualizerWidth READ dropVisualizerWidth WRITE setDropVisualizerWidth ) Q_PROPERTY( QColor alternateBackground READ alternateBackground WRITE setAlternateBackground ) Q_OVERRIDE( SelectionModeExt selectionMode READ selectionModeExt WRITE setSelectionModeExt ) public: /** * Possible selection modes. * * The first four correspond directly to QListView::SelectionMode, while * the FileManager selection mode is defined as follows: * @li home: move to the first * @li end: move to the last * @li PgUp/PgDn: move one page up/down * @li up/down: move one item up/down * @li insert: toggle selection of current and move to the next * @li space: toggle selection of the current * @li CTRL+up: move to the previous item and toggle selection of this one * @li CTRL+down: toggle selection of the current item and move to the next * @li CTRL+end: toggle selection from (including) the current * item to (including) the last item * @li CTRL+home: toggle selection from (including) the current * item to the (including) the first item * @li CTRL+PgDn: toggle selection from (including) the current * item to (excluding) the item one page down * @li CTRL+PgUp: toggle selection from (excluding) the current * item to (including) the item one page up * * The combinations work the same with SHIFT instead of CTRL, except * that if you start selecting something using SHIFT everything selected * before will be deselected first. * * Additionally the current item is always selected automatically when * navigating using the keyboard, except other items were selected explicitely. * * This way e.g. SHIFT+up/PgUp then SHIFT+down/PgDn leaves no item selected */ enum SelectionModeExt { Single = QListView::Single, Multi = QListView::Multi, Extended = QListView::Extended, NoSelection = QListView::NoSelection, FileManager }; void repaintContents( bool erase = true ) { QScrollView::repaintContents( contentsX(), contentsY(), visibleWidth(), visibleHeight(), erase ); }; /** * Constructor. * * The parameters @p parent and @p name are handled by * @ref QListView, as usual. */ KListView (QWidget *parent = 0, const char *name = 0, bool emulateRightMouse = true ); /** * Destructor. */ virtual ~KListView(); + virtual QSize sizeHint() const; /** * Reimplemented for internal reasons. * Further reimplementations should call this function or else * some features may not work correctly. * * The API is unaffected. */ virtual void setAcceptDrops (bool); /** * This function determines whether the given coordinates are within the * execute area. The execute area is the part of a @ref QListViewItem where mouse * clicks or double clicks respectively generate a @ref #executed() signal. * Depending on @ref QListView::allColumnsShowFocus() this is either the * whole item or only the first column. * @return true if point is inside execute area of an item, false in all * other cases including the case that it is over the viewport. */ virtual bool isExecuteArea( const QPoint& point ); /** * Same thing, but from an x coordinate only. This only checks if x is in * the first column (if all columns don't show focus), without testing if * the y coordinate is over an item or not. */ bool isExecuteArea( int x ); /** * @return a list containing the currently selected items. */ QPtrList<QListViewItem> selectedItems() const; // ### BIC: KDE 4: use an implicitly shared class! (QValueList?) /** * Arbitrarily move @p item to @p parent, positioned immediately after item @p after. */ void moveItem(QListViewItem *item, QListViewItem *parent, QListViewItem *after); /** * @return the last item (not child!) of this listview. * * @see lastChild() */ QListViewItem *lastItem() const; /** * @return the last child of this listview. * * @see lastItem() */ QListViewItem* lastChild () const; /** * @return the lineedit used for inline renaming. * Use that to setup a @ref KCompletion or @ref QValidator for the lineedit * * @since 3.2 */ KLineEdit* renameLineEdit() const; /** * @returns if it is legal to move items in the list view. True by default. * * @see #setDragEnabled() * @see #setItemsMovable() */ bool itemsMovable() const; /** * @return whether inplace-renaming has been enabled. False by default. * * @see #setItemsRenameable() */ bool itemsRenameable() const; /** * @return whether dragging is enabled. False by default. * * @see #setDragEnabled() */ bool dragEnabled() const; /** * @return true if AutoOpen is enabled (not implemented currently). * * @see #setAutoOpen() */ bool autoOpen() const; /** * @return true if @p column is renamable. * * @see #setRenameable() */ bool isRenameable (int column) const; /** * @return true if drawing of the drop-visualizer has been enabled. True by default. * * @see #setDropVisualizer() */ bool dropVisualizer() const; /** * @return the column for which tooltips are displayed (or -1 if none set). * * @see #setTooltipColumn() */ int tooltipColumn() const; /** * For future expansions. * * Do not use. * @deprecated */ bool createChildren() const; /** * @return true if drawing of the drop-highlighter has been enabled. False by default. * * @see #setDropHighlighter() */ bool dropHighlighter() const; /** * The dropVisualizerWidth defaults to 4. * * @see #setDropVisualizerWidth() * @return the current width of the drop-visualizer. */ int dropVisualizerWidth () const; /** * @return the "extended" selection mode of this listview. * * @see SelectionModeExt * @see setSelectionModeExt */ SelectionModeExt selectionModeExt () const; /** * Returns the index of @p item within the item tree or -1 if * @p item doesn't exist in this list view. This function takes * all items into account not only the visible ones. */ int itemIndex( const QListViewItem *item ) const; /** * Returns the item of @p index within the item tree or 0 if * @p index doesn't exist in this list view. This function takes * all items into account not only the visible ones. */ QListViewItem* itemAtIndex(int index); /** * @deprecated * @see #setFullWidth() */ void setFullWidth(); /** * Let the last column fit exactly all the available width. * * @see #fullWidth() */ void setFullWidth(bool fullWidth); /** * Returns whether the last column is set to fit the available width. * * @see #setFullWidth() */ bool fullWidth() const; /** * Reimplemented for full width support * * @see #removeColumn() */ virtual int addColumn(const QString& label, int width = -1); /** * Reimplemented for full width support */ virtual int addColumn(const QIconSet& iconset, const QString& label, int width = -1); /** * Reimplemented for full width support * * @see #addColumn() */ virtual void removeColumn(int index); /** * sets the alternate background background color. * This only has an effect if the items are KListViewItems * * @param c the color to use for every other item. Set to an invalid * colour to disable alternate colours. * * @see #alternateBackground() **/ void setAlternateBackground(const QColor &c); /** * @return the alternate background color * * @see #setAlternateBackground() */ const QColor &alternateBackground() const; /** * Saves the list view's layout (column widtsh, column order, sort column) * to a KConfig group * * @param config the @ref KConfig object to write to * @param group the config group to use */ void saveLayout(KConfig *config, const QString &group) const; /** * Reads the list view's layout from a KConfig group as stored with * @ref #saveLayout * * @param config the @ref KConfig object to read from * @param group the config group to use */ void restoreLayout(KConfig *config, const QString &group); /** * Reimplemented to remember the current sort column and order. * @param column is the column to be sorted, or -1 to sort in order of * insertion * @param whether to sort ascending (or descending) */ virtual void setSorting(int column, bool ascending = true); /** * @return the currently sorted column, or -1 if none is sorted */ int columnSorted(void) const; /** * @return whether the current sort is ascending (or descending) */ bool ascendingSort(void) const; //US we do not have a "global KDE" variable to setup singleClick functionality void setSingleClick(bool s); signals: /** * This signal is emitted whenever the user executes an listview item. * That means depending on the KDE wide Single Click/Double Click * setting the user clicked or double clicked on that item. * @param item is the pointer to the executed listview item. * * Note that you may not delete any @ref QListViewItem objects in slots * connected to this signal. |