C++ QAction::objectName方法代码示例

//adds dynamic actions to the toolbar (example settings)
void RenderWindow::slotPopulateToolbar(bool completeRefresh)
{
  WriteLog("cInterface::PopulateToolbar(QWidget *window, QToolBar *toolBar) started");
  QDir toolbarDir = QDir(systemData.dataDirectory + "toolbar");
  toolbarDir.setSorting(QDir::Time);
  QStringList toolbarFiles = toolbarDir.entryList(QDir::NoDotAndDotDot | QDir::Files);
  QSignalMapper *mapPresetsFromExamplesLoad = new QSignalMapper(this);
  QSignalMapper *mapPresetsFromExamplesRemove = new QSignalMapper(this);
  ui->toolBar->setIconSize(QSize(gPar->Get<int>("toolbar_icon_size"), gPar->Get<int>("toolbar_icon_size")));

  QList<QAction *> actions = ui->toolBar->actions();
  QStringList toolbarInActions;
  for (int i = 0; i < actions.size(); i++)
  {
    QAction * action = actions.at(i);
    if(action->objectName() == "actionAdd_Settings_to_Toolbar") continue;
    if(!toolbarFiles.contains(action->objectName()) || completeRefresh)
    {
      // preset has been removed
      ui->toolBar->removeAction(action);
    }
    else
    {
      toolbarInActions << action->objectName();
    }
  }

  for (int i = 0; i < toolbarFiles.size(); i++)
  {
    if(toolbarInActions.contains(toolbarFiles.at(i)))
    {
      // already present
      continue;
    }
    QString filename = systemData.dataDirectory + "toolbar/" + toolbarFiles.at(i);
    cThumbnailWidget *thumbWidget = NULL;

    if (QFileInfo(filename).suffix() == QString("fract"))
    {
      WriteLogString("Generating thumbnail for preset", filename);
      cSettings parSettings(cSettings::formatFullText);
      parSettings.BeQuiet(true);

      if (parSettings.LoadFromFile(filename))
      {
        cParameterContainer *par = new cParameterContainer;
        cFractalContainer *parFractal = new cFractalContainer;
        InitParams(par);
        for (int i = 0; i < NUMBER_OF_FRACTALS; i++)
          InitFractalParams(&parFractal->at(i));
        if (parSettings.Decode(par, parFractal))
        {
          thumbWidget = new cThumbnailWidget(gPar->Get<int>("toolbar_icon_size"), gPar->Get<int>("toolbar_icon_size"), 2, this);
          thumbWidget->UseOneCPUCore(true);
          thumbWidget->AssignParameters(*par, *parFractal);
        }
        delete par;
        delete parFractal;
      }
    }

    if(thumbWidget)
    {
      QWidgetAction *action = new QWidgetAction(this);
      QToolButton *buttonLoad = new QToolButton;
      QVBoxLayout *tooltipLayout = new QVBoxLayout;
      QToolButton *buttonRemove = new QToolButton;

      tooltipLayout->setContentsMargins(3, 3, 3, 3);
      tooltipLayout->addWidget(thumbWidget);
      QIcon iconDelete = QIcon::fromTheme("list-remove", QIcon(":system/icons/list-remove.svg"));
      buttonRemove->setIcon(iconDelete);
      buttonRemove->setMaximumSize(QSize(15, 15));
      buttonRemove->setStyleSheet("margin-bottom: -2px; margin-left: -2px;");
      tooltipLayout->addWidget(buttonRemove);
      buttonLoad->setToolTip(QObject::tr("Toolbar settings: ") + filename);
      buttonLoad->setLayout(tooltipLayout);
      action->setDefaultWidget(buttonLoad);
      action->setObjectName(toolbarFiles.at(i));
      ui->toolBar->addAction(action);

      mapPresetsFromExamplesLoad->setMapping(buttonLoad, filename);
      mapPresetsFromExamplesRemove->setMapping(buttonRemove, filename);
      QApplication::connect(buttonLoad, SIGNAL(clicked()), mapPresetsFromExamplesLoad, SLOT(map()));
      QApplication::connect(buttonRemove, SIGNAL(clicked()), mapPresetsFromExamplesRemove, SLOT(map()));
    }
  }
  QApplication::connect(mapPresetsFromExamplesLoad,
                        SIGNAL(mapped(QString)),
                        this,
                        SLOT(slotMenuLoadPreset(QString)));

  QApplication::connect(mapPresetsFromExamplesRemove,
                        SIGNAL(mapped(QString)),
                        this,
                        SLOT(slotMenuRemovePreset(QString)));

  WriteLog("cInterface::PopulateToolbar(QWidget *window, QToolBar *toolBar) finished");
}

bool QgsCustomizationDialog::switchWidget( QWidget *widget, QMouseEvent *e )
{
  Q_UNUSED( e );
  QgsDebugMsg( "Entered" );
  if ( !actionCatch->isChecked() )
    return false;
  QString path = widgetPath( widget );
  QgsDebugMsg( "path = " + path );

  if ( path.startsWith( "/QgsCustomizationDialogBase" ) )
  {
    // do not allow modification of this dialog
    return false;
  }
  else if ( path.startsWith( "/QgisApp" ) )
  {
    // changes to main window
    // (work with toolbars, tool buttons)
    if ( widget->inherits( "QToolBar" ) )
    {
      path = "/Toolbars/" + widget->objectName();
    }
    else if ( widget->inherits( "QToolButton" ) )
    {
      QToolButton* toolbutton = qobject_cast<QToolButton*>( widget );
      QAction* action = toolbutton->defaultAction();
      if ( !action )
        return false;
      QString toolbarName = widget->parent()->objectName();
      QString actionName = action->objectName();
      path = "/Toolbars/" + toolbarName + "/" + actionName;
    }
    else
    {
      // unsupported widget in main window
      return false;
    }
  }
  else
  {
    // ordinary widget in a dialog
    path = "/Widgets" + path;
  }

  QgsDebugMsg( "path final = " + path );
  bool on = !itemChecked( path );

  QgsDebugMsg( QString( "on = %1" ).arg( on ) );

  setItemChecked( path, on );
  QTreeWidgetItem *myItem = item( path );
  if ( myItem )
  {
    treeWidget->scrollToItem( myItem, QAbstractItemView::PositionAtCenter );
    treeWidget->clearSelection();
    myItem->setSelected( true );

    QString style;
    if ( !on )
    {
      style = "background-color: #FFCCCC;";
    }
    widget->setStyleSheet( style );
  }

  return true;
}