void QgsComposerView::pushAddRemoveCommand( QgsComposerItem* item, const QString& text, QgsAddRemoveItemCommand::State state )
{
if ( !composition() )
{
return;
}
QgsAddRemoveItemCommand* c = new QgsAddRemoveItemCommand( state, item, composition(), text );
connectAddRemoveCommandSignals( c );
composition()->undoStack()->push( c );
}
void QgsComposition::pushAddRemoveCommand( QgsComposerItem* item, const QString& text, QgsAddRemoveItemCommand::State state )
{
QgsAddRemoveItemCommand* c = new QgsAddRemoveItemCommand( state, item, this, text );
connectAddRemoveCommandSignals( c );
undoStack()->push( c );
}
void QgsComposerView::keyPressEvent( QKeyEvent * e )
{
if ( e->key() == Qt::Key_Shift )
{
mShiftKeyPressed = true;
}
if ( !composition() )
{
return;
}
QList<QgsComposerItem*> composerItemList = composition()->selectedComposerItems();
QList<QgsComposerItem*>::iterator itemIt = composerItemList.begin();
//delete selected items
if ( e->key() == Qt::Key_Delete || e->key() == Qt::Key_Backspace )
{
for ( ; itemIt != composerItemList.end(); ++itemIt )
{
QgsComposerMap* map = dynamic_cast<QgsComposerMap *>( *itemIt );
if ( !map || !map->isDrawing() ) //don't delete a composer map while it draws
{
composition()->removeItem( *itemIt );
QgsComposerItemGroup* itemGroup = dynamic_cast<QgsComposerItemGroup*>( *itemIt );
if ( itemGroup && composition() )
{
//add add/remove item command for every item in the group
QUndoCommand* parentCommand = new QUndoCommand( tr( "Remove item group" ) );
QSet<QgsComposerItem*> groupedItems = itemGroup->items();
QSet<QgsComposerItem*>::iterator it = groupedItems.begin();
for ( ; it != groupedItems.end(); ++it )
{
QgsAddRemoveItemCommand* subcommand = new QgsAddRemoveItemCommand( QgsAddRemoveItemCommand::Removed, *it, composition(), "", parentCommand );
connectAddRemoveCommandSignals( subcommand );
emit itemRemoved( *it );
}
composition()->undoStack()->push( parentCommand );
delete itemGroup;
emit itemRemoved( itemGroup );
}
else
{
emit itemRemoved( *itemIt );
pushAddRemoveCommand( *itemIt, tr( "Item deleted" ), QgsAddRemoveItemCommand::Removed );
}
}
}
}
else if ( e->key() == Qt::Key_Left )
{
for ( ; itemIt != composerItemList.end(); ++itemIt )
{
( *itemIt )->move( -1.0, 0.0 );
}
}
else if ( e->key() == Qt::Key_Right )
{
for ( ; itemIt != composerItemList.end(); ++itemIt )
{
( *itemIt )->move( 1.0, 0.0 );
}
}
else if ( e->key() == Qt::Key_Down )
{
for ( ; itemIt != composerItemList.end(); ++itemIt )
{
( *itemIt )->move( 0.0, 1.0 );
}
}
else if ( e->key() == Qt::Key_Up )
{
for ( ; itemIt != composerItemList.end(); ++itemIt )
{
( *itemIt )->move( 0.0, -1.0 );
}
}
}
void QgsComposition::removeComposerItem( QgsComposerItem* item, bool createCommand )
{
QgsComposerMap* map = dynamic_cast<QgsComposerMap *>( item );
if ( !map || !map->isDrawing() ) //don't delete a composer map while it draws
{
removeItem( item );
QgsComposerItemGroup* itemGroup = dynamic_cast<QgsComposerItemGroup*>( item );
if ( itemGroup )
{
//add add/remove item command for every item in the group
QUndoCommand* parentCommand = new QUndoCommand( tr( "Remove item group" ) );
QSet<QgsComposerItem*> groupedItems = itemGroup->items();
QSet<QgsComposerItem*>::iterator it = groupedItems.begin();
for ( ; it != groupedItems.end(); ++it )
{
QgsAddRemoveItemCommand* subcommand = new QgsAddRemoveItemCommand( QgsAddRemoveItemCommand::Removed, *it, this, "", parentCommand );
connectAddRemoveCommandSignals( subcommand );
emit itemRemoved( *it );
}
undoStack()->push( parentCommand );
delete itemGroup;
emit itemRemoved( itemGroup );
}
else
{
bool frameItem = ( item->type() == QgsComposerItem::ComposerFrame );
QgsComposerMultiFrame* multiFrame = 0;
if ( createCommand )
{
if ( frameItem ) //multiframe tracks item changes
{
multiFrame = static_cast<QgsComposerFrame*>( item )->multiFrame();
item->beginItemCommand( tr( "Frame deleted" ) );
emit itemRemoved( item );
item->endItemCommand();
}
else
{
emit itemRemoved( item );
pushAddRemoveCommand( item, tr( "Item deleted" ), QgsAddRemoveItemCommand::Removed );
}
}
else
{
emit itemRemoved( item );
}
//check if there are frames left. If not, remove the multi frame
if ( frameItem && multiFrame )
{
if ( multiFrame->nFrames() < 1 )
{
removeMultiFrame( multiFrame );
if ( createCommand )
{
QgsAddRemoveMultiFrameCommand* command = new QgsAddRemoveMultiFrameCommand( QgsAddRemoveMultiFrameCommand::Removed,
multiFrame, this, tr( "Multiframe removed" ) );
undoStack()->push( command );
}
else
{
delete multiFrame;
}
}
}
}
}
}