auto import from //depot/cupcake/@135843
diff --git a/tools/layoutlib/bridge/src/android/view/BridgeInflater.java b/tools/layoutlib/bridge/src/android/view/BridgeInflater.java
new file mode 100644
index 0000000..0910d79
--- /dev/null
+++ b/tools/layoutlib/bridge/src/android/view/BridgeInflater.java
@@ -0,0 +1,227 @@
+/*
+ * Copyright (C) 2008 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 android.view;
+
+import com.android.layoutlib.api.IProjectCallback;
+import com.android.layoutlib.api.IResourceValue;
+import com.android.layoutlib.bridge.Bridge;
+import com.android.layoutlib.bridge.BridgeConstants;
+import com.android.layoutlib.bridge.BridgeContext;
+import com.android.layoutlib.bridge.BridgeXmlBlockParser;
+
+import org.kxml2.io.KXmlParser;
+import org.xmlpull.v1.XmlPullParser;
+
+import android.content.Context;
+import android.util.AttributeSet;
+
+import java.io.File;
+import java.io.FileReader;
+
+/**
+ * Custom implementation of {@link LayoutInflater} to handle custom views.
+ */
+public final class BridgeInflater extends LayoutInflater {
+
+ private final IProjectCallback mProjectCallback;
+
+ /**
+ * List of class prefixes which are tried first by default.
+ * <p/>
+ * This should match the list in com.android.internal.policy.impl.PhoneLayoutInflater.
+ */
+ private static final String[] sClassPrefixList = {
+ "android.widget.",
+ "android.webkit."
+ };
+
+ protected BridgeInflater(LayoutInflater original, Context newContext) {
+ super(original, newContext);
+ mProjectCallback = null;
+ }
+
+ /**
+ * Instantiate a new BridgeInflater with an {@link IProjectCallback} object.
+ *
+ * @param context The Android application context.
+ * @param projectCallback the {@link IProjectCallback} object.
+ */
+ public BridgeInflater(Context context, IProjectCallback projectCallback) {
+ super(context);
+ mProjectCallback = projectCallback;
+ mConstructorArgs[0] = context;
+ }
+
+ @Override
+ public View onCreateView(String name, AttributeSet attrs) throws ClassNotFoundException {
+ View view = null;
+
+ try {
+ // First try to find a class using the default Android prefixes
+ for (String prefix : sClassPrefixList) {
+ try {
+ view = createView(name, prefix, attrs);
+ if (view != null) {
+ break;
+ }
+ } catch (ClassNotFoundException e) {
+ // Ignore. We'll try again using the base class below.
+ }
+ }
+
+ // Next try using the parent loader. This will most likely only work for
+ // fully-qualified class names.
+ try {
+ if (view == null) {
+ view = super.onCreateView(name, attrs);
+ }
+ } catch (ClassNotFoundException e) {
+ // Ignore. We'll try again using the custom view loader below.
+ }
+
+ // Finally try again using the custom view loader
+ try {
+ if (view == null) {
+ view = loadCustomView(name, attrs);
+ }
+ } catch (ClassNotFoundException e) {
+ // If the class was not found, we throw the exception directly, because this
+ // method is already expected to throw it.
+ throw e;
+ }
+ } catch (Exception e) {
+ // Wrap the real exception in a ClassNotFoundException, so that the calling method
+ // can deal with it.
+ ClassNotFoundException exception = new ClassNotFoundException("onCreateView", e);
+ throw exception;
+ }
+
+ setupViewInContext(view, attrs);
+
+ return view;
+ }
+
+ @Override
+ public View createViewFromTag(String name, AttributeSet attrs) {
+ View view = null;
+ try {
+ view = super.createViewFromTag(name, attrs);
+ } catch (InflateException e) {
+ // try to load the class from using the custom view loader
+ try {
+ view = loadCustomView(name, attrs);
+ } catch (Exception e2) {
+ // Wrap the real exception in an InflateException so that the calling
+ // method can deal with it.
+ InflateException exception = new InflateException();
+ if (e2.getClass().equals(ClassNotFoundException.class) == false) {
+ exception.initCause(e2);
+ } else {
+ exception.initCause(e);
+ }
+ throw exception;
+ }
+ }
+
+ setupViewInContext(view, attrs);
+
+ return view;
+ }
+
+ @Override
+ public View inflate(int resource, ViewGroup root) {
+ Context context = getContext();
+ if (context instanceof BridgeContext) {
+ BridgeContext bridgeContext = (BridgeContext)context;
+
+ IResourceValue value = null;
+
+ String[] layoutInfo = Bridge.resolveResourceValue(resource);
+ if (layoutInfo != null) {
+ value = bridgeContext.getFrameworkResource(BridgeConstants.RES_LAYOUT,
+ layoutInfo[0]);
+ } else {
+ layoutInfo = mProjectCallback.resolveResourceValue(resource);
+
+ if (layoutInfo != null) {
+ value = bridgeContext.getProjectResource(BridgeConstants.RES_LAYOUT,
+ layoutInfo[0]);
+ }
+ }
+
+ if (value != null) {
+ File f = new File(value.getValue());
+ if (f.isFile()) {
+ try {
+ KXmlParser parser = new KXmlParser();
+ parser.setFeature(XmlPullParser.FEATURE_PROCESS_NAMESPACES, true);
+ parser.setInput(new FileReader(f));
+
+ BridgeXmlBlockParser bridgeParser = new BridgeXmlBlockParser(
+ parser, bridgeContext, false);
+
+ return inflate(bridgeParser, root);
+ } catch (Exception e) {
+ bridgeContext.getLogger().error(e);
+ // return null below.
+ }
+ }
+ }
+ }
+ return null;
+ }
+
+ private View loadCustomView(String name, AttributeSet attrs) throws ClassNotFoundException,
+ Exception{
+ if (mProjectCallback != null) {
+ // first get the classname in case it's not the node name
+ if (name.equals("view")) {
+ name = attrs.getAttributeValue(null, "class");
+ }
+
+ mConstructorArgs[1] = attrs;
+
+ Object customView = mProjectCallback.loadView(name, mConstructorSignature,
+ mConstructorArgs);
+
+ if (customView instanceof View) {
+ return (View)customView;
+ }
+ }
+
+ return null;
+ }
+
+
+
+ private void setupViewInContext(View view, AttributeSet attrs) {
+ if (getContext() instanceof BridgeContext) {
+ BridgeContext bc = (BridgeContext) getContext();
+ if (attrs instanceof BridgeXmlBlockParser) {
+ Object viewKey = ((BridgeXmlBlockParser) attrs).getViewKey();
+ if (viewKey != null) {
+ bc.addViewKey(view, viewKey);
+ }
+ }
+ }
+ }
+
+ @Override
+ public LayoutInflater cloneInContext(Context newContext) {
+ return new BridgeInflater(this, newContext);
+ }
+}