Example usage for com.vaadin.client.ui.dd VTransferable VTransferable

Introduction

In this page you can find the example usage for com.vaadin.client.ui.dd VTransferable VTransferable.

Prototype

VTransferable

Source Link

Usage

From source file:annis.gui.widgets.gwt.client.ui.VGripDragComponent.java

License:Apache License

private boolean startDrag(NativeEvent event) {
    VTransferable transferable = new VTransferable();
    transferable.setDragSource(ConnectorMap.get(client).getConnector(this));

    Element targetElement = (Element) event.getEventTarget().cast();

    Paintable paintable;/*  w  ww.ja  v  a  2  s  . c  o  m*/
    Widget w = Util.findWidget(targetElement, null);

    if (!w.getStyleName().contains("drag-source-enabled")) {
        return false;
    }

    while (w != null && !(w instanceof Paintable)) {
        w = w.getParent();
    }
    paintable = (Paintable) w;

    transferable.setData("component", paintable);
    VDragEvent dragEvent = VDragAndDropManager.get().startDrag(transferable, event, true);

    transferable.setData("clientX", event.getClientX());
    transferable.setData("clientY", event.getClientY());

    dragEvent.createDragImage(getElement(), true);

    return true;

}

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

License:Apache License

/**
 * Creates a transferable for the tabsheet
 * //from   w  w w. j  a va 2 s .com
 * @param tabsheet
 *            The tabsheet the event occurred
 * @param tab
 *            The tab on which the event occurred
 * @param event
 *            The event
 * @param root
 *            The root widget
 * @return
 */
private static VTransferable createTabsheetTransferableFromMouseDown(VDDTabSheet tabsheet, TabCaption tab,
        NativeEvent event) {
    VTransferable transferable = new VTransferable();
    transferable.setDragSource(Util.findConnectorFor(tabsheet));
    transferable.setData(Constants.TRANSFERABLE_DETAIL_COMPONENT,
            tabsheet.getTab(tabsheet.getTabPosition(tab)));
    transferable.setData(Constants.TRANSFERABLE_DETAIL_INDEX, tabsheet.getTabPosition(tab));
    transferable.setData(Constants.TRANSFERABLE_DETAIL_MOUSEDOWN,
            MouseEventDetailsBuilder.buildMouseEventDetails(event).serialize());
    return transferable;
}

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

License:Apache License

/**
 * Creates a transferable for the Accordion
 * /*from  w ww .j  av  a  2s  . c om*/
 * @param accordion
 *            The Accordion where the event occurred
 * @param tab
 *            The tab on which the event occurred
 * @param event
 *            The event
 * @param root
 *            The root widget
 * @return
 */
private static VTransferable createAccordionTransferableFromMouseDown(VDDAccordion accordion, StackItem tab,
        NativeEvent event) {
    VTransferable transferable = new VTransferable();
    transferable.setDragSource(Util.findConnectorFor(accordion));
    transferable.setData(Constants.TRANSFERABLE_DETAIL_COMPONENT,
            accordion.getTab(accordion.getTabPosition(tab)));
    transferable.setData(Constants.TRANSFERABLE_DETAIL_INDEX, accordion.getTabPosition(tab));
    transferable.setData(Constants.TRANSFERABLE_DETAIL_MOUSEDOWN,
            MouseEventDetailsBuilder.buildMouseEventDetails(event).serialize());
    return transferable;
}

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

License:Apache License

private static VTransferable createTransferable(ComponentConnector layout, ComponentConnector widgetConnector,
        NativeEvent event) {/*  w ww . j  a  v a 2  s .  c om*/
    VTransferable transferable = new VTransferable();
    transferable.setDragSource(layout);
    transferable.setData(Constants.TRANSFERABLE_DETAIL_COMPONENT, widgetConnector);
    transferable.setData(Constants.TRANSFERABLE_DETAIL_MOUSEDOWN,
            MouseEventDetailsBuilder.buildMouseEventDetails(event).serialize());
    return transferable;
}

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