001// Copyright 2004, 2005 The Apache Software Foundation 002// 003// Licensed under the Apache License, Version 2.0 (the "License"); 004// you may not use this file except in compliance with the License. 005// You may obtain a copy of the License at 006// 007// http://www.apache.org/licenses/LICENSE-2.0 008// 009// Unless required by applicable law or agreed to in writing, software 010// distributed under the License is distributed on an "AS IS" BASIS, 011// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 012// See the License for the specific language governing permissions and 013// limitations under the License. 014 015package org.apache.tapestry.contrib.inspector; 016 017import org.apache.tapestry.BaseComponent; 018import org.apache.tapestry.IAsset; 019import org.apache.tapestry.IRequestCycle; 020 021/** 022 * Component of the {@link Inspector} page used to select the view. 023 * 024 * @author Howard Lewis Ship 025 */ 026 027public abstract class ViewTabs extends BaseComponent 028{ 029 private static String[] _views = 030 { View.SPECIFICATION, View.TEMPLATE, View.PROPERTIES, View.ENGINE }; 031 032 public String[] getViews() 033 { 034 return _views; 035 } 036 037 public abstract void setView(String value); 038 039 public abstract String getView(); 040 041 private IAsset getImageForView(boolean focus) 042 { 043 Inspector inspector = (Inspector) getPage(); 044 045 String view = getView(); 046 047 boolean selected = view.equals(inspector.getView()); 048 049 StringBuffer buffer = new StringBuffer(view); 050 051 if (selected) 052 buffer.append("_selected"); 053 054 if (focus) 055 buffer.append("_focus"); 056 057 String key = buffer.toString(); 058 059 return (IAsset) getAssets().get(key); 060 } 061 062 public IAsset getViewImage() 063 { 064 return getImageForView(false); 065 } 066 067 public IAsset getFocusImage() 068 { 069 return getImageForView(true); 070 } 071 072 public IAsset getBannerImage() 073 { 074 Inspector inspector = (Inspector) getPage(); 075 String selectedView = inspector.getView(); 076 String key = selectedView + "_banner"; 077 078 return (IAsset) getAssets().get(key); 079 } 080 081 public void selectTab(IRequestCycle cycle) 082 { 083 Inspector inspector = (Inspector) getPage(); 084 inspector.setView(getView()); 085 } 086}