/*
* Copyright 2011 Gaurav Saxena < gsaxena81 AT gmail.com >
*
* 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.vk.gwt.designer.client.ui.panel.vkStackPanel;
import java.util.Iterator;
import com.google.gwt.json.client.JSONArray;
import com.google.gwt.json.client.JSONNumber;
import com.google.gwt.json.client.JSONObject;
import com.google.gwt.json.client.JSONString;
import com.google.gwt.json.client.JSONValue;
import com.google.gwt.user.client.DOM;
import com.google.gwt.user.client.ui.Widget;
import com.vk.gwt.designer.client.api.attributes.HasVkSwitchNumberedWidget;
import com.vk.gwt.designer.client.api.component.IVkPanel;
import com.vk.gwt.designer.client.api.component.IVkWidget;
import com.vk.gwt.designer.client.designer.VkAbstractWidgetEngine;
import com.vk.gwt.designer.client.designer.VkDesignerUtil;
import com.vk.gwt.designer.client.designer.VkStateHelper;
public class VkStackPanelEngine extends VkAbstractWidgetEngine<VkStackPanel> {
@Override
public VkStackPanel getWidget() {
VkStackPanel widget = new VkStackPanel();
init(widget);
return widget;
}
@Override
public String serialize(IVkWidget widget)
{
StringBuffer buffer = new StringBuffer("{");
buffer.append("widgetName:'").append(widget.getWidgetName()).append("'");
buffer.append(",style:'").append(VkDesignerUtil.getCssText((Widget) widget)).append("'");
serializeAttributes(buffer, (Widget) widget);
buffer.append(",children:[");
if(widget instanceof IVkPanel)
{
Iterator<Widget> widgetList = ((IVkPanel)widget).iterator();
int widgetIndex = 0;
while(widgetList.hasNext())
{
Widget child = widgetList.next();
buffer.append("{headerHtml:'").append(((VkStackPanel)widget).getHTML(widgetIndex++).replace("'", "\\'").replace("\"", "\\\"")).append("',child:");
if(child instanceof IVkWidget)
buffer.append(VkStateHelper.getInstance().getWidgetEngineMapping().getEngineMap().get(((IVkWidget)child).getWidgetName()).serialize((IVkWidget) child)).append("},");
}
}
if(buffer.charAt(buffer.length() - 1) == ',')
buffer.deleteCharAt(buffer.length() - 1);
buffer.append("]}");
return buffer.toString();
}
@Override
public void buildWidget(JSONObject jsonObj, Widget parent) {
JSONArray childrenArray = jsonObj.put("children", null).isArray();
for(int i = 0; i < childrenArray.size(); i++)
{
JSONObject childObj = childrenArray.get(i).isObject();
JSONObject childWidgetObj = childObj.get("child").isObject();
JSONString widgetName = childWidgetObj.get("widgetName").isString();
Widget widget = VkStateHelper.getInstance().getEngine().getWidget(widgetName.stringValue());
VkStateHelper.getInstance().getEngine().addWidget(widget, ((IVkPanel)parent));
((VkStackPanel)parent).setHeaderHtml(((VkStackPanel)parent).getWidgetCount() - 1, childObj.get("headerHtml").isString().stringValue());
VkStateHelper.getInstance().getWidgetEngineMapping().getEngineMap().get(((IVkWidget)widget).getWidgetName()).buildWidget(childWidgetObj, widget);
}
addAttributes(jsonObj, parent);
}
@Override
protected void addAttributes(JSONObject childObj, Widget widget) {
JSONString attributeStringObj;
JSONValue attributeJsObj = childObj.get("style");
if(attributeJsObj != null && (attributeStringObj = attributeJsObj.isString()) != null)
DOM.setElementAttribute(widget.getElement(), "style", attributeStringObj.stringValue());
attributeJsObj = childObj.get("title");
if(attributeJsObj != null && (attributeStringObj = attributeJsObj.isString()) != null)
DOM.setElementAttribute(widget.getElement(), "title", attributeStringObj.stringValue());
attributeJsObj = childObj.get("className");
if(attributeJsObj != null && (attributeStringObj = attributeJsObj.isString()) != null)
DOM.setElementAttribute(widget.getElement(), "className", attributeStringObj.stringValue());
JSONNumber attributeNumberObj;
attributeJsObj = childObj.get(HasVkSwitchNumberedWidget.NAME);
if(attributeJsObj != null && (attributeNumberObj = attributeJsObj.isNumber()) != null)
((HasVkSwitchNumberedWidget)widget).showWidget((int)attributeNumberObj.doubleValue());
}
@Override
public Widget deepClone(Widget sourceWidget, Widget targetWidget) {
boolean isVkDesignerMode = VkStateHelper.getInstance().isDesignerMode();
if(sourceWidget instanceof IVkPanel && targetWidget instanceof IVkPanel)
{
Iterator<Widget> widgets = ((IVkPanel)sourceWidget).iterator();
while(widgets.hasNext())
{
Widget currentWidget = widgets.next();
Widget newWidget = VkStateHelper.getInstance().getEngine().getWidget(((IVkWidget)currentWidget).getWidgetName());
VkStateHelper.getInstance().setDesignerMode(false);
if(currentWidget instanceof IVkWidget)
VkStateHelper.getInstance().getEngine().addWidget(VkStateHelper.getInstance().getWidgetEngineMapping().getEngineMap().get(((IVkWidget) currentWidget).getWidgetName()).deepClone(currentWidget, newWidget), (IVkPanel)targetWidget);
VkStateHelper.getInstance().setDesignerMode(isVkDesignerMode);
}
}
VkStateHelper.getInstance().setDesignerMode(false);
((IVkWidget)sourceWidget).clone(targetWidget);
//VkStateHelper.getInstance().getWidgetEngineMapping().getEngineMap().get(((IVkWidget)targetWidget).getWidgetName()).copyAttributes(sourceWidget, targetWidget);
copyAttributes(sourceWidget, targetWidget);
VkStateHelper.getInstance().setDesignerMode(isVkDesignerMode);
return targetWidget;
}
}