Example usage for com.vaadin.shared MouseEventDetails serialize

Introduction

In this page you can find the example usage for com.vaadin.shared MouseEventDetails serialize.

Prototype

public String serialize() 

Source Link

Usage

From source file:com.haulmont.cuba.web.widgets.client.addons.dragdroplayouts.ui.verticalsplitpanel.VDDVerticalSplitPanel.java

License:Apache License

/**
 * Updates the drop details while dragging. This is needed to ensure client
 * side criterias can validate the drop location.
 * //  www .ja va 2  s  . com
 * @param event
 *            The drag event
 */
protected void updateDragDetails(VDragEvent event) {
    Element over = event.getElementOver();

    // Resolve where the drop was made
    VerticalDropLocation location = null;
    Widget content = null;
    if (firstContainer.isOrHasChild(over)) {
        location = VerticalDropLocation.TOP;
        content = Util.findWidget(firstContainer, null);
    } else if (splitter.isOrHasChild(over)) {
        location = VerticalDropLocation.MIDDLE;
        content = this;
    } else if (secondContainer.isOrHasChild(over)) {
        location = VerticalDropLocation.BOTTOM;
        content = Util.findWidget(secondContainer, null);
    }

    event.getDropDetails().put(Constants.DROP_DETAIL_VERTICAL_DROP_LOCATION, location);

    if (content != null) {
        event.getDropDetails().put(Constants.DROP_DETAIL_OVER_CLASS, content.getClass().getName());
    } else {
        event.getDropDetails().put(Constants.DROP_DETAIL_OVER_CLASS, this.getClass().getName());
    }

    // Add mouse event details
    MouseEventDetails details = MouseEventDetailsBuilder.buildMouseEventDetails(event.getCurrentGwtEvent(),
            getElement());
    event.getDropDetails().put(Constants.DROP_DETAIL_MOUSE_EVENT, details.serialize());
}

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From source file:org.semanticsoft.vaaclipse.widgets.client.ui.stackwidget.VStackWidget.java

License:Open Source License

/**
  * Updates the drop details while dragging. This is needed to ensure client
  * side criterias can validate the drop location.
  * /*  w  ww  .jav a 2  s . c o  m*/
  * @param widget
  *            The container which we are hovering over
  * @param event
  *            The drag event
  */
@Override
public void updateDropDetails(VDragEvent event) {
    if (!updateRegion(event))
        return;

    Element element = event.getElementOver();
    Widget targetWidget = Util.findWidget(element, null);

    //--
    if (tabBar.getElement().isOrHasChild(element)) {

        if (targetWidget == tabBar) {
            // Ove3r the spacer

            // Add index
            event.getDropDetails().put(Constants.DROP_DETAIL_TO, tabBar.getWidgetCount() - 1);

            // Add drop location
            event.getDropDetails().put(Constants.DROP_DETAIL_HORIZONTAL_DROP_LOCATION,
                    HorizontalDropLocation.RIGHT);

        } else {

            // Add index
            event.getDropDetails().put(Constants.DROP_DETAIL_TO, getTabPosition(targetWidget));

            // Add drop location
            HorizontalDropLocation location = VDragDropUtil.getHorizontalDropLocation(element,
                    Util.getTouchOrMouseClientX(event.getCurrentGwtEvent()), getTabLeftRightDropRatio());
            event.getDropDetails().put(Constants.DROP_DETAIL_HORIZONTAL_DROP_LOCATION, location);
        }
    }

    // Add mouse event details
    MouseEventDetails details = MouseEventDetailsBuilder.buildMouseEventDetails(event.getCurrentGwtEvent(),
            getElement());
    event.getDropDetails().put(Constants.DROP_DETAIL_MOUSE_EVENT, details.serialize());
}

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