/*
* Copyright 2011 JBoss Inc
*
* 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 org.jbpm.formbuilder.client.layout;
import org.jbpm.formapi.client.form.LayoutFormItem;
import org.jbpm.formbuilder.client.command.DropFormItemController;
import org.jbpm.formbuilder.client.form.FBForm;
import com.allen_sauer.gwt.dnd.client.PickupDragController;
import com.google.gwt.user.client.ui.HasWidgets;
import com.google.gwt.user.client.ui.IsWidget;
import com.google.gwt.user.client.ui.ScrollPanel;
import com.google.gwt.user.client.ui.Widget;
/**
* layout view. Represents a single form
*/
public class LayoutViewImpl extends ScrollPanel implements LayoutView {
private FBForm formDisplay = new FBForm();
public LayoutViewImpl() {
setStyleName("formDisplay");
formDisplay.setStyleName("formDisplay");
formDisplay.setSize("100%", "100%");
add(formDisplay);
new LayoutPresenter(this);
}
@Override
public void startDropController(PickupDragController controller, IsWidget layout) {
controller.registerDropController(new DropFormItemController(layout.asWidget(), this));
}
@Override
public HasWidgets getUnderlyingLayout(Integer x, Integer y) {
for (Widget widget : formDisplay) {
if (widget instanceof LayoutFormItem) {
LayoutFormItem item = (LayoutFormItem) widget;
HasWidgets newLayout = item.getUnderlyingLayout(x, y);
if (newLayout != null) {
return newLayout;
}
}
}
return formDisplay;
}
@Override
public FBForm getFormDisplay() {
return formDisplay;
}
}