Java tutorial
/** * Copyright 2008-2015 Qualogy Solutions B.V. * * 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.qualogy.qafe.gwt.client.ui.renderer; import com.google.gwt.user.client.DOM; import com.google.gwt.user.client.Element; import com.google.gwt.user.client.Event; import com.google.gwt.user.client.ui.HasWidgets; import com.google.gwt.user.client.ui.UIObject; import com.google.gwt.user.client.ui.Widget; import com.qualogy.qafe.gwt.client.component.Tiles; import com.qualogy.qafe.gwt.client.vo.ui.ComponentGVO; import com.qualogy.qafe.gwt.client.vo.ui.TileListGVO; public class TileListRenderer extends AbstractComponentRenderer { public UIObject render(ComponentGVO component, String uuid, String parent, String context) { Tiles uiObject = null; if (component != null) { if (component instanceof TileListGVO) { TileListGVO gvo = (TileListGVO) component; if (gvo.getMenu() != null) { final ComponentGVO finalComponentGVO = component; final String finalUuid = uuid; final String finalParent = parent; uiObject = new Tiles() { @Override public void onBrowserEvent(Event event) { if (event.getTypeInt() == Event.ONCONTEXTMENU) { DOM.eventPreventDefault(event); applyContextMenu(event, finalComponentGVO, finalUuid, finalParent); } super.onBrowserEvent(event); } @Override protected void setElement(Element elem) { super.setElement(elem); sinkEvents(Event.ONCONTEXTMENU); } }; } else { uiObject = new Tiles(); } uiObject.setColCount(gvo.getColumns()); uiObject.setTitle(component.getTooltip()); uiObject.setWidth("100%"); uiObject.setHeight("100%"); gvo.getComponent().setUuid(uuid); uiObject.setInnerComponent(gvo.getComponent()); assignParent(uiObject, gvo.getId()); // in fillIn we are adding events which is creating duplicate events in this case. //(events are added for inner component seperately in their renderer.) //RendererHelper.fillIn(component, uiObject, uuid, parent, context); RendererHelper.addDimension(component, uiObject, uuid, parent); RendererHelper.addId(component, uiObject, uuid, parent, context, true); RendererHelper.addUUID(component, uiObject, uuid); RendererHelper.addWindowID(component, uiObject, uuid); RendererHelper.addDisabledInfo(component, uiObject); RendererHelper.addStyle(component, uiObject); RendererHelper.addVisibleInfo(component, uiObject); RendererHelper.addTooltip(component, uiObject); } } return uiObject; } private void assignParent(UIObject uiObject, String parent) { DOM.setElementAttribute(uiObject.getElement(), "pc", parent); if (uiObject instanceof HasWidgets) { HasWidgets hasWidgets = (HasWidgets) uiObject; for (Widget widget : hasWidgets) { assignParent(widget, parent); } } } }