view.dispatchDetachedFromWindow();
}
}
+
+ public static ViewRootImpl getRootView(View view) {
+ return view.mAttachInfo != null ? view.mAttachInfo.mViewRootImpl : null;
+ }
}
--- /dev/null
+/*
+ * Copyright (C) 2016 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;
+
+/**
+ * Accessor to allow layoutlib to call {@link ViewRootImpl#dispatchApplyInsets} directly.
+ */
+public class ViewRootImpl_Accessor {
+ public static void dispatchApplyInsets(ViewRootImpl viewRoot, View host) {
+ viewRoot.dispatchApplyInsets(host);
+ }
+}
import android.graphics.drawable.Drawable;
import android.util.DisplayMetrics;
import android.util.TypedValue;
+import android.view.AttachInfo_Accessor;
import android.view.View;
+import android.view.ViewRootImpl;
+import android.view.ViewRootImpl_Accessor;
import android.widget.FrameLayout;
import android.widget.LinearLayout;
import android.widget.RelativeLayout;
return Bridge.getResourceId(ResourceType.ID, ID_PREFIX + name);
}
+ @Override
+ public void requestFitSystemWindows() {
+ // The framework call would usually bubble up to ViewRootImpl but, in layoutlib, Layout will
+ // act as view root for most purposes. That way, we can also save going through the Handler
+ // to dispatch the new applied insets.
+ ViewRootImpl root = AttachInfo_Accessor.getRootView(this);
+ if (root != null) {
+ ViewRootImpl_Accessor.dispatchApplyInsets(root, this);
+ }
+ }
+
/**
* A helper class to help initialize the Layout.
*/
--- /dev/null
+/*
+ * Copyright (C) 2016 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.test.myapplication.widgets;
+
+import android.content.Context;
+import android.util.AttributeSet;
+import android.view.WindowInsets;
+import android.widget.TextView;
+
+public class InsetsWidget extends TextView {
+ public static boolean sApplyInsetsCalled = false;
+
+ public InsetsWidget(Context context, AttributeSet attrs) {
+ super(context, attrs);
+ }
+
+ @Override
+ protected void onAttachedToWindow() {
+ super.onAttachedToWindow();
+
+ requestApplyInsets();
+ }
+
+ @Override
+ public WindowInsets onApplyWindowInsets(WindowInsets insets) {
+ sApplyInsetsCalled = true;
+ return super.onApplyWindowInsets(insets);
+ }
+}
--- /dev/null
+<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
+ android:padding="16dp"
+ android:orientation="horizontal"
+ android:layout_width="wrap_content"
+ android:layout_height="wrap_content">
+
+ <com.android.layoutlib.test.myapplication.widgets.InsetsWidget
+ android:text="Hello world"
+ android:layout_width="wrap_content"
+ android:layout_height="wrap_content"
+ android:id="@+id/text1"/>
+</LinearLayout>
import java.io.IOException;
import java.io.InputStream;
import java.lang.ref.WeakReference;
+import java.lang.reflect.Field;
import java.net.MalformedURLException;
import java.net.URL;
import java.net.URLClassLoader;
import com.google.android.collect.Lists;
import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertFalse;
import static org.junit.Assert.assertNotNull;
import static org.junit.Assert.assertTrue;
import static org.junit.Assert.fail;
renderAndVerify(params, "simple_activity.png");
}
+ @Test
+ public void testOnApplyInsetsCall()
+ throws ClassNotFoundException, NoSuchFieldException, IllegalAccessException {
+ // We get the widget via reflection to avoid IntelliJ complaining about the class being
+ // located in the wrong package. (From the Bridge tests point of view, it is)
+ Class insetsWidgetClass = Class.forName("com.android.layoutlib.test.myapplication.widgets" +
+ ".InsetsWidget");
+ Field field = insetsWidgetClass.getDeclaredField("sApplyInsetsCalled");
+ assertFalse((Boolean)field.get(null));
+
+ LayoutPullParser parser = createLayoutPullParser("insets.xml");
+ LayoutLibTestCallback layoutLibCallback =
+ new LayoutLibTestCallback(getLogger(), mDefaultClassLoader);
+ layoutLibCallback.initResources();
+ SessionParams params = getSessionParams(parser, ConfigGenerator.NEXUS_5,
+ layoutLibCallback, "Theme.Material.Light.NoActionBar", false,
+ RenderingMode.NORMAL, 22);
+ try {
+ renderAndVerify(params, "scrolled.png");
+ } catch(AssertionError e) {
+ // In this particular test we do not care about the image similarity.
+ // TODO: Create new render method that allows to not compare images.
+ if (!e.getLocalizedMessage().startsWith("Images differ")) {
+ throw e;
+ }
+ }
+
+ assertTrue((Boolean)field.get(null));
+ field.set(null, false);
+ }
+
@AfterClass
public static void tearDown() {
sLayoutLibLog = null;