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

Introduction

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

Prototype

VDropHandler

Source Link

Usage

From source file:org.peergreen.vaadin.diagram.client.DiagramWidget.java

License:Apache License

public DiagramWidget(final ComponentConnector connector, Element element) {
    setElement(element);/* w w w .ja  va 2  s.  c  o  m*/
    this.dropHandler = new VDropHandler() {

        @Override
        public ComponentConnector getConnector() {
            return connector;
        }

        @Override
        public ApplicationConnection getApplicationConnection() {
            return currentClient;
        }

        @Override
        public boolean drop(VDragEvent drag) {
            Map<String, Object> dropDetails = drag.getDropDetails();
            dropDetails.put("absoluteLeft", getAbsoluteLeft());
            dropDetails.put("absoluteTop", getAbsoluteTop());
            return true;
        }

        @Override
        public void dragOver(VDragEvent currentDrag) {

        }

        @Override
        public void dragLeave(VDragEvent dragEvent) {

        }

        @Override
        public void dragEnter(VDragEvent dragEvent) {

        }
    };
}

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