C++ (Cpp) onMasterSelectionChanged示例

示例#1

文件： qgsattributetableview.cpp 项目： L-Infantini/Quantum-GIS

void QgsAttributeTableView::setModel( QgsAttributeTableFilterModel* filterModel )
{
  if ( mFilterModel )
  {
    // Cleanup old model stuff if present
    disconnect( mMasterSelection, SIGNAL( selectionChanged( QItemSelection, QItemSelection ) ), this, SLOT( onMasterSelectionChanged( QItemSelection, QItemSelection ) ) );
    disconnect( selectionModel(), SIGNAL( selectionChanged( QItemSelection, QItemSelection ) ), this, SLOT( onSelectionChanged( QItemSelection, QItemSelection ) ) );

    disconnect( mFilterModel, SIGNAL( filterAboutToBeInvalidated() ), this, SLOT( onFilterAboutToBeInvalidated() ) );
    disconnect( mFilterModel, SIGNAL( filterInvalidated() ), this, SLOT( onFilterInvalidated() ) );
  }

  mFilterModel = filterModel;
  QTableView::setModel( filterModel );

  if ( filterModel )
  {
    // Connect new model stuff
    mMasterSelection = mFilterModel->masterSelection();

    connect( mMasterSelection, SIGNAL( selectionChanged( QItemSelection, QItemSelection ) ), SLOT( onMasterSelectionChanged( QItemSelection, QItemSelection ) ) );
    connect( selectionModel(), SIGNAL( selectionChanged( QItemSelection, QItemSelection ) ), SLOT( onSelectionChanged( QItemSelection, QItemSelection ) ) );

    connect( mFilterModel, SIGNAL( filterAboutToBeInvalidated() ), SLOT( onFilterAboutToBeInvalidated() ) );
    connect( mFilterModel, SIGNAL( filterInvalidated() ), SLOT( onFilterInvalidated() ) );
  }
}

示例#2

文件： qgsfeaturelistview.cpp 项目： PhilippeDorelon/Quantum-GIS

void QgsFeatureListView::onSelectionChanged( const QItemSelection& selected, const QItemSelection& deselected )
{
  disconnect( mMasterSelection, SIGNAL( selectionChanged( QItemSelection, QItemSelection ) ), this, SLOT( onMasterSelectionChanged( QItemSelection, QItemSelection ) ) );
  QItemSelection masterSelected = mModel->mapSelectionToMaster( selected );
  QItemSelection masterDeselected = mModel->mapSelectionToMaster( deselected );

  mMasterSelection->select( masterSelected, QItemSelectionModel::Select );
  mMasterSelection->select( masterDeselected, QItemSelectionModel::Deselect );
  connect( mMasterSelection, SIGNAL( selectionChanged( QItemSelection, QItemSelection ) ), SLOT( onMasterSelectionChanged( QItemSelection, QItemSelection ) ) );
}

示例#3

文件： qgsfeaturelistview.cpp 项目： PhilippeDorelon/Quantum-GIS

void QgsFeatureListView::setModel( QgsFeatureListModel* featureListModel )
{
  QListView::setModel( featureListModel );
  mModel = featureListModel;

  mMasterSelection = featureListModel->masterSelection();

  connect( mMasterSelection, SIGNAL( selectionChanged( QItemSelection, QItemSelection ) ), SLOT( onMasterSelectionChanged( QItemSelection, QItemSelection ) ) );
  connect( selectionModel(), SIGNAL( selectionChanged( QItemSelection, QItemSelection ) ), SLOT( onSelectionChanged( QItemSelection, QItemSelection ) ) );

  connect( mModel->sourceModel(), SIGNAL( filterAboutToBeInvalidated() ), SLOT( onFilterAboutToBeInvalidated() ) );
  connect( mModel->sourceModel(), SIGNAL( filterInvalidated() ), SLOT( onFilterInvalidated() ) );

  mCurrentEditSelectionModel = new QItemSelectionModel( mModel->masterModel(), this );

  if ( mItemDelegate && mItemDelegate->parent() == this )
  {
    delete mItemDelegate;
  }

  mItemDelegate = new QgsFeatureListViewDelegate( mModel, this );
  mItemDelegate->setEditSelectionModel( mCurrentEditSelectionModel );
  setItemDelegate( mItemDelegate );

  connect( mCurrentEditSelectionModel, SIGNAL( selectionChanged( QItemSelection, QItemSelection ) ), SLOT( editSelectionChanged( QItemSelection, QItemSelection ) ) );
}

示例#4

文件： qgsattributetableview.cpp 项目： PhilippeDorelon/Quantum-GIS

void QgsAttributeTableView::onSelectionChanged( const QItemSelection& selected, const QItemSelection& deselected )
{
  disconnect( mMasterSelection, SIGNAL( selectionChanged( QItemSelection, QItemSelection ) ), this, SLOT( onMasterSelectionChanged( QItemSelection, QItemSelection ) ) );
  QItemSelection masterSelected = mFilterModel->mapSelectionToSource( selected );
  QItemSelection masterDeselected = mFilterModel->mapSelectionToSource( deselected );

  mMasterSelection->select( masterSelected, QItemSelectionModel::Select );
  mMasterSelection->select( masterDeselected, QItemSelectionModel::Deselect );
  connect( mMasterSelection, SIGNAL( selectionChanged( QItemSelection, QItemSelection ) ), SLOT( onMasterSelectionChanged( QItemSelection, QItemSelection ) ) );
}