/*
* SoapUI, Copyright (C) 2004-2016 SmartBear Software
*
* Licensed under the EUPL, Version 1.1 or - as soon as they will be approved by the European Commission - subsequent
* versions of the EUPL (the "Licence");
* You may not use this work except in compliance with the Licence.
* You may obtain a copy of the Licence at:
*
* http://ec.europa.eu/idabc/eupl
*
* Unless required by applicable law or agreed to in writing, software distributed under the Licence is
* distributed on an "AS IS" basis, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either
* express or implied. See the Licence for the specific language governing permissions and limitations
* under the Licence.
*/
package com.eviware.soapui.support.dnd;
import com.eviware.soapui.SoapUI;
import java.awt.Component;
import java.awt.Point;
import java.awt.datatransfer.DataFlavor;
import java.awt.datatransfer.Transferable;
import java.awt.dnd.DnDConstants;
import java.awt.dnd.DropTarget;
import java.awt.dnd.DropTargetDragEvent;
import java.awt.dnd.DropTargetDropEvent;
import java.awt.dnd.DropTargetEvent;
import java.awt.dnd.DropTargetListener;
public abstract class AbstractSoapUIDropTarget implements DropTargetListener {
public AbstractSoapUIDropTarget() {
}
public void dragEnter(DropTargetDragEvent dtde) {
if (!isAcceptable(dtde.getTransferable(), dtde.getLocation())) {
dtde.rejectDrag();
}
}
public void dragExit(DropTargetEvent dtde) {
}
public void dragOver(DropTargetDragEvent dtde) {
if (!isAcceptable(dtde.getTransferable(), dtde.getLocation())) {
dtde.rejectDrag();
} else {
dtde.acceptDrag(dtde.getDropAction());
}
}
public void drop(DropTargetDropEvent dtde) {
if (!isAcceptable(dtde.getTransferable(), dtde.getLocation())) {
dtde.rejectDrop();
} else {
try {
Object testCase = getTransferData(dtde.getTransferable());
if (testCase != null) {
dtde.acceptDrop(dtde.getDropAction());
handleDrop(testCase, dtde.getLocation());
dtde.dropComplete(true);
}
} catch (Exception e) {
SoapUI.logError(e);
}
}
}
protected abstract boolean handleDrop(Object target, Point point);
protected abstract boolean isAcceptable(Object target, Point point);
public void dropActionChanged(DropTargetDragEvent dtde) {
}
public boolean isAcceptable(Transferable transferable, Point point) {
return isAcceptable(getTransferData(transferable), point);
}
@SuppressWarnings("unchecked")
private Object getTransferData(Transferable transferable) {
DataFlavor[] flavors = transferable.getTransferDataFlavors();
for (int i = 0; i < flavors.length; i++) {
DataFlavor flavor = flavors[i];
if (flavor.isMimeTypeEqual(DataFlavor.javaJVMLocalObjectMimeType)) {
try {
return transferable.getTransferData(flavor);
} catch (Exception ex) {
SoapUI.logError(ex);
}
}
}
return null;
}
public static void addDropTarget(Component component, AbstractSoapUIDropTarget target) {
DropTarget dropTarget = new DropTarget(component, target);
dropTarget.setDefaultActions(DnDConstants.ACTION_COPY_OR_MOVE);
}
}