Examples with SingleComponentContainer com.vaadin.ui.SingleComponentContainer used on opensource projects

Example 11 with SingleComponentContainer

use of com.vaadin.ui.SingleComponentContainer in project cuba by cuba-platform.

the class DefaultVerticalSplitPanelDropHandler method handleDropFromLayout.

@Override
protected void handleDropFromLayout(DragAndDropEvent event) {
    LayoutBoundTransferable transferable = (LayoutBoundTransferable) event.getTransferable();
    VerticalSplitPanelTargetDetails details = (VerticalSplitPanelTargetDetails) event.getTargetDetails();
    Component component = transferable.getComponent();
    DDVerticalSplitPanel panel = (DDVerticalSplitPanel) details.getTarget();
    ComponentContainer source = (ComponentContainer) transferable.getSourceComponent();
    // Detach from old source
    if (source instanceof ComponentContainer) {
        ((ComponentContainer) source).removeComponent(component);
    } else if (source instanceof SingleComponentContainer) {
        ((SingleComponentContainer) source).setContent(null);
    }
    if (details.getDropLocation() == VerticalDropLocation.TOP) {
        // Dropped in the left area
        panel.setFirstComponent(component);
    } else if (details.getDropLocation() == VerticalDropLocation.BOTTOM) {
        // Dropped in the right area
        panel.setSecondComponent(component);
    }
}