com.vaadin.terminal.gwt.client.ui.VDragAndDropWrapperIE Maven / Gradle / Ivy
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Vaadin is a web application framework for Rich Internet Applications (RIA).
Vaadin enables easy development and maintenance of fast and secure rich web
applications with a stunning look and feel and a wide browser support.
It features a server-side architecture with the majority of the logic running
on the server. Ajax technology is used at the browser-side to ensure a rich
and interactive user experience.
/*
* Copyright 2011 Vaadin Ltd.
*
* Licensed under the Apache License, Version 2.0 (the "License"); you may not
* use this file except in compliance with the License. You may obtain a copy of
* the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
* License for the specific language governing permissions and limitations under
* the License.
*/
package com.vaadin.terminal.gwt.client.ui;
import com.google.gwt.dom.client.AnchorElement;
import com.google.gwt.dom.client.Document;
import com.google.gwt.user.client.Element;
import com.vaadin.terminal.gwt.client.VConsole;
public class VDragAndDropWrapperIE extends VDragAndDropWrapper {
private AnchorElement anchor = null;
@Override
protected Element getDragStartElement() {
VConsole.log("IE get drag start element...");
Element div = getElement();
if (dragStartMode == HTML5) {
if (anchor == null) {
anchor = Document.get().createAnchorElement();
anchor.setHref("#");
anchor.setClassName("drag-start");
div.appendChild(anchor);
}
VConsole.log("IE get drag start element...");
return (Element) anchor.cast();
} else {
if (anchor != null) {
div.removeChild(anchor);
anchor = null;
}
return div;
}
}
@Override
protected native void hookHtml5DragStart(Element el)
/*-{
var me = this;
el.attachEvent("ondragstart", $entry(function(ev) {
return [email protected]::html5DragStart(Lcom/vaadin/terminal/gwt/client/ui/dd/VHtml5DragEvent;)(ev);
}));
}-*/;
@Override
protected native void hookHtml5Events(Element el)
/*-{
var me = this;
el.attachEvent("ondragenter", $entry(function(ev) {
return [email protected]::html5DragEnter(Lcom/vaadin/terminal/gwt/client/ui/dd/VHtml5DragEvent;)(ev);
}));
el.attachEvent("ondragleave", $entry(function(ev) {
return [email protected]::html5DragLeave(Lcom/vaadin/terminal/gwt/client/ui/dd/VHtml5DragEvent;)(ev);
}));
el.attachEvent("ondragover", $entry(function(ev) {
return [email protected]::html5DragOver(Lcom/vaadin/terminal/gwt/client/ui/dd/VHtml5DragEvent;)(ev);
}));
el.attachEvent("ondrop", $entry(function(ev) {
return [email protected]::html5DragDrop(Lcom/vaadin/terminal/gwt/client/ui/dd/VHtml5DragEvent;)(ev);
}));
}-*/;
}