C++ (Cpp) QStatusBar::setToolTip示例

void QgsMapToolCapture::addError( QgsGeometry::Error e )
{
  mGeomErrors << e;
  QgsVectorLayer *vlayer = qobject_cast<QgsVectorLayer *>( mCanvas->currentLayer() );
  if ( !vlayer )
    return;

  if ( !mTip.isEmpty() )
    mTip += "\n";

  mTip += e.what();

  if ( e.hasWhere() )
  {
    QgsVertexMarker *vm =  new QgsVertexMarker( mCanvas );
    vm->setCenter( mCanvas->mapSettings().layerToMapCoordinates( vlayer, e.where() ) );
    vm->setIconType( QgsVertexMarker::ICON_X );
    vm->setPenWidth( 2 );
    vm->setToolTip( e.what() );
    vm->setColor( Qt::green );
    vm->setZValue( vm->zValue() + 1 );
    mGeomErrorMarkers << vm;
  }

  QStatusBar *sb = QgisApp::instance()->statusBar();
  sb->showMessage( e.what() );
  if ( !mTip.isEmpty() )
    sb->setToolTip( mTip );
}

示例#2

显示文件

文件： qgsselectedfeature.cpp 项目： Nald/Quantum-GIS

void QgsSelectedFeature::addError( QgsGeometry::Error e )
{
  mGeomErrors << e;
  if ( !mTip.isEmpty() )
    mTip += "\n";
  mTip += e.what();

  if ( e.hasWhere() )
  {
    QgsVertexMarker *marker = new QgsVertexMarker( mCanvas );
    marker->setCenter( mCanvas->mapRenderer()->layerToMapCoordinates( mVlayer, e.where() ) );
    marker->setIconType( QgsVertexMarker::ICON_X );
    marker->setColor( Qt::green );
    marker->setZValue( marker->zValue() + 1 );
    marker->setPenWidth( 2 );
    marker->setToolTip( e.what() );
    mGeomErrorMarkers << marker;
  }

  QStatusBar *sb = QgisApp::instance()->statusBar();
  sb->showMessage( e.what() );
  sb->setToolTip( mTip );
}