| /* |
| * Copyright (C) 2014 The Android Open Source Project |
| * |
| * 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.android.layoutlib.bridge.intensive.setup; |
| |
| import com.android.SdkConstants; |
| import com.android.ide.common.rendering.api.ActionBarCallback; |
| import com.android.ide.common.rendering.api.AdapterBinding; |
| import com.android.ide.common.rendering.api.ILayoutPullParser; |
| import com.android.ide.common.rendering.api.LayoutlibCallback; |
| import com.android.ide.common.rendering.api.ResourceReference; |
| import com.android.ide.common.rendering.api.ResourceValue; |
| import com.android.resources.ResourceType; |
| import com.android.ide.common.resources.IntArrayWrapper; |
| import com.android.util.Pair; |
| import com.android.utils.ILogger; |
| |
| import java.io.File; |
| import java.lang.reflect.Constructor; |
| import java.lang.reflect.Field; |
| import java.lang.reflect.Modifier; |
| import java.util.Map; |
| |
| import com.google.android.collect.Maps; |
| |
| @SuppressWarnings("deprecation") // For Pair |
| public class LayoutLibTestCallback extends LayoutlibCallback { |
| |
| private static final String PROJECT_CLASSES_LOCATION = "/testApp/MyApplication/build/intermediates/classes/debug/"; |
| private static final String PACKAGE_NAME = "com.android.layoutlib.test.myapplication"; |
| |
| private final Map<Integer, Pair<ResourceType, String>> mProjectResources = Maps.newHashMap(); |
| private final Map<IntArrayWrapper, String> mStyleableValueToNameMap = Maps.newHashMap(); |
| private final Map<ResourceType, Map<String, Integer>> mResources = Maps.newHashMap(); |
| private final ILogger mLog; |
| private final ActionBarCallback mActionBarCallback = new ActionBarCallback(); |
| private final ClassLoader mModuleClassLoader = new ModuleClassLoader(PROJECT_CLASSES_LOCATION); |
| |
| public LayoutLibTestCallback(ILogger logger) { |
| mLog = logger; |
| } |
| |
| public void initResources() throws ClassNotFoundException { |
| Class<?> rClass = mModuleClassLoader.loadClass(PACKAGE_NAME + ".R"); |
| Class<?>[] nestedClasses = rClass.getDeclaredClasses(); |
| for (Class<?> resClass : nestedClasses) { |
| final ResourceType resType = ResourceType.getEnum(resClass.getSimpleName()); |
| |
| if (resType != null) { |
| final Map<String, Integer> resName2Id = Maps.newHashMap(); |
| mResources.put(resType, resName2Id); |
| |
| for (Field field : resClass.getDeclaredFields()) { |
| final int modifiers = field.getModifiers(); |
| if (Modifier.isStatic(modifiers)) { // May not be final in library projects |
| final Class<?> type = field.getType(); |
| try { |
| if (type.isArray() && type.getComponentType() == int.class) { |
| mStyleableValueToNameMap.put( |
| new IntArrayWrapper((int[]) field.get(null)), |
| field.getName()); |
| } else if (type == int.class) { |
| final Integer value = (Integer) field.get(null); |
| mProjectResources.put(value, Pair.of(resType, field.getName())); |
| resName2Id.put(field.getName(), value); |
| } else { |
| mLog.error(null, "Unknown field type in R class: %1$s", type); |
| } |
| } catch (IllegalAccessException ignored) { |
| mLog.error(ignored, "Malformed R class: %1$s", PACKAGE_NAME + ".R"); |
| } |
| } |
| } |
| } |
| } |
| } |
| |
| |
| @Override |
| public Object loadView(String name, Class[] constructorSignature, Object[] constructorArgs) |
| throws Exception { |
| Class<?> viewClass = mModuleClassLoader.loadClass(name); |
| Constructor<?> viewConstructor = viewClass.getConstructor(constructorSignature); |
| viewConstructor.setAccessible(true); |
| return viewConstructor.newInstance(constructorArgs); |
| } |
| |
| @Override |
| public String getNamespace() { |
| return String.format(SdkConstants.NS_CUSTOM_RESOURCES_S, |
| PACKAGE_NAME); |
| } |
| |
| @Override |
| public Pair<ResourceType, String> resolveResourceId(int id) { |
| return mProjectResources.get(id); |
| } |
| |
| @Override |
| public String resolveResourceId(int[] id) { |
| return mStyleableValueToNameMap.get(new IntArrayWrapper(id)); |
| } |
| |
| @Override |
| public Integer getResourceId(ResourceType type, String name) { |
| return mResources.get(type).get(name); |
| } |
| |
| @Override |
| public ILayoutPullParser getParser(String layoutName) { |
| org.junit.Assert.fail("This method shouldn't be called by this version of LayoutLib."); |
| return null; |
| } |
| |
| @Override |
| public ILayoutPullParser getParser(ResourceValue layoutResource) { |
| return new LayoutPullParser(new File(layoutResource.getValue())); |
| } |
| |
| @Override |
| public Object getAdapterItemValue(ResourceReference adapterView, Object adapterCookie, |
| ResourceReference itemRef, int fullPosition, int positionPerType, |
| int fullParentPosition, int parentPositionPerType, ResourceReference viewRef, |
| ViewAttribute viewAttribute, Object defaultValue) { |
| return null; |
| } |
| |
| @Override |
| public AdapterBinding getAdapterBinding(ResourceReference adapterViewRef, Object adapterCookie, |
| Object viewObject) { |
| return null; |
| } |
| |
| @Override |
| public ActionBarCallback getActionBarCallback() { |
| return mActionBarCallback; |
| } |
| |
| @Override |
| public boolean supports(int ideFeature) { |
| return false; |
| } |
| } |