| /* |
| * 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.server.wm; |
| |
| import org.junit.Before; |
| import org.junit.Test; |
| import org.junit.runner.RunWith; |
| |
| import android.content.Context; |
| import android.graphics.Rect; |
| import android.os.Binder; |
| import android.platform.test.annotations.Presubmit; |
| import android.support.test.InstrumentationRegistry; |
| import android.support.test.filters.SmallTest; |
| import android.support.test.runner.AndroidJUnit4; |
| import android.view.DisplayInfo; |
| import android.view.Gravity; |
| import android.view.IWindow; |
| import android.view.WindowManager; |
| |
| import static android.view.WindowManager.LayoutParams.TYPE_APPLICATION; |
| import static android.view.WindowManager.LayoutParams.FLAG_SCALED; |
| import static android.view.WindowManager.LayoutParams.FILL_PARENT; |
| import static org.junit.Assert.assertEquals; |
| import static org.junit.Assert.assertTrue; |
| |
| /** |
| * Tests for the {@link WindowState#computeFrameLw} method and other window frame machinery. |
| * |
| * Build/Install/Run: bit FrameworksServicesTests:com.android.server.wm.WindowFrameTests |
| */ |
| @SmallTest |
| @Presubmit |
| @RunWith(AndroidJUnit4.class) |
| public class WindowFrameTests { |
| |
| private static WindowManagerService sWm = null; |
| private WindowToken mWindowToken; |
| private final IWindow mIWindow = new TestIWindow(); |
| |
| class WindowStateWithTask extends WindowState { |
| final Task mTask; |
| boolean mDockedResizingForTest = false; |
| WindowStateWithTask(WindowManager.LayoutParams attrs, Task t) { |
| super(sWm, null, mIWindow, mWindowToken, null, 0, 0, attrs, 0, 0); |
| mTask = t; |
| } |
| |
| @Override |
| Task getTask() { |
| return mTask; |
| } |
| |
| @Override |
| boolean isDockedResizing() { |
| return mDockedResizingForTest; |
| } |
| }; |
| |
| class TaskWithBounds extends Task { |
| final Rect mBounds; |
| final Rect mInsetBounds = new Rect(); |
| boolean mFullscreenForTest = true; |
| TaskWithBounds(Rect bounds) { |
| super(0, mStubStack, 0, sWm, null, null, false); |
| mBounds = bounds; |
| } |
| @Override |
| void getBounds(Rect outBounds) { |
| outBounds.set(mBounds); |
| } |
| @Override |
| void getTempInsetBounds(Rect outBounds) { |
| outBounds.set(mInsetBounds); |
| } |
| @Override |
| boolean isFullscreen() { |
| return mFullscreenForTest; |
| } |
| } |
| |
| TaskStack mStubStack; |
| |
| @Before |
| public void setUp() throws Exception { |
| final Context context = InstrumentationRegistry.getTargetContext(); |
| sWm = TestWindowManagerPolicy.getWindowManagerService(context); |
| |
| // Just any non zero value. |
| sWm.mSystemDecorLayer = 10000; |
| |
| mWindowToken = new WindowToken(sWm, new Binder(), 0, false, |
| sWm.getDefaultDisplayContentLocked()); |
| mStubStack = new TaskStack(sWm, 0); |
| } |
| |
| public void assertRect(Rect rect, int left, int top, int right, int bottom) { |
| assertEquals(left, rect.left); |
| assertEquals(top, rect.top); |
| assertEquals(right, rect.right); |
| assertEquals(bottom, rect.bottom); |
| } |
| |
| @Test |
| public void testLayoutInFullscreenTaskInsets() throws Exception { |
| Task task = new TaskWithBounds(null); // fullscreen task doesn't use bounds for computeFrame |
| WindowState w = createWindow(task, FILL_PARENT, FILL_PARENT); |
| w.mAttrs.gravity = Gravity.LEFT | Gravity.TOP; |
| |
| final int bottomContentInset = 100; |
| final int topContentInset = 50; |
| final int bottomVisibleInset = 30; |
| final int topVisibleInset = 70; |
| final int leftStableInset = 20; |
| final int rightStableInset = 90; |
| |
| // With no insets or system decor all the frames incoming from PhoneWindowManager |
| // are identical. |
| final Rect pf = new Rect(0, 0, 1000, 1000); |
| final Rect df = pf; |
| final Rect of = df; |
| final Rect cf = new Rect(pf); |
| // Produce some insets |
| cf.top += 50; |
| cf.bottom -= 100; |
| final Rect vf = new Rect(pf); |
| vf.top += topVisibleInset; |
| vf.bottom -= bottomVisibleInset; |
| final Rect sf = new Rect(pf); |
| sf.left += leftStableInset; |
| sf.right -= rightStableInset; |
| |
| final Rect dcf = pf; |
| // When mFrame extends past cf, the content insets are |
| // the difference between mFrame and ContentFrame. Visible |
| // and stable frames work the same way. |
| w.computeFrameLw(pf, df, of, cf, vf, dcf, sf, null); |
| assertRect(w.mFrame,0, 0, 1000, 1000); |
| assertRect(w.mContentInsets, 0, topContentInset, 0, bottomContentInset); |
| assertRect(w.mVisibleInsets, 0, topVisibleInset, 0, bottomVisibleInset); |
| assertRect(w.mStableInsets, leftStableInset, 0, rightStableInset, 0); |
| // The frames remain as passed in shrunk to the window frame |
| assertTrue(cf.equals(w.getContentFrameLw())); |
| assertTrue(vf.equals(w.getVisibleFrameLw())); |
| assertTrue(sf.equals(w.getStableFrameLw())); |
| // On the other hand mFrame doesn't extend past cf we won't get any insets |
| w.mAttrs.x = 100; |
| w.mAttrs.y = 100; |
| w.mAttrs.width = 100; w.mAttrs.height = 100; //have to clear MATCH_PARENT |
| w.mRequestedWidth = 100; |
| w.mRequestedHeight = 100; |
| w.computeFrameLw(pf, df, of, cf, vf, dcf, sf, null); |
| assertRect(w.mFrame, 100, 100, 200, 200); |
| assertRect(w.mContentInsets, 0, 0, 0, 0); |
| // In this case the frames are shrunk to the window frame. |
| assertTrue(w.mFrame.equals(w.getContentFrameLw())); |
| assertTrue(w.mFrame.equals(w.getVisibleFrameLw())); |
| assertTrue(w.mFrame.equals(w.getStableFrameLw())); |
| } |
| |
| @Test |
| public void testLayoutInFullscreenTaskNoInsets() throws Exception { |
| Task task = new TaskWithBounds(null); // fullscreen task doesn't use bounds for computeFrame |
| WindowState w = createWindow(task, FILL_PARENT, FILL_PARENT); |
| w.mAttrs.gravity = Gravity.LEFT | Gravity.TOP; |
| |
| // With no insets or system decor all the frames incoming from PhoneWindowManager |
| // are identical. |
| final Rect pf = new Rect(0, 0, 1000, 1000); |
| |
| // Here the window has FILL_PARENT, FILL_PARENT |
| // so we expect it to fill the entire available frame. |
| w.computeFrameLw(pf, pf, pf, pf, pf, pf, pf, pf); |
| assertRect(w.mFrame, 0, 0, 1000, 1000); |
| |
| // It can select various widths and heights within the bounds. |
| // Strangely the window attribute width is ignored for normal windows |
| // and we use mRequestedWidth/mRequestedHeight |
| w.mAttrs.width = 300; |
| w.mAttrs.height = 300; |
| w.computeFrameLw(pf, pf, pf, pf, pf, pf, pf, pf); |
| // Explicit width and height without requested width/height |
| // gets us nothing. |
| assertRect(w.mFrame, 0, 0, 0, 0); |
| |
| w.mRequestedWidth = 300; |
| w.mRequestedHeight = 300; |
| w.computeFrameLw(pf, pf, pf, pf, pf, pf, pf, pf); |
| // With requestedWidth/Height we can freely choose our size within the |
| // parent bounds. |
| assertRect(w.mFrame, 0, 0, 300, 300); |
| |
| // With FLAG_SCALED though, requestedWidth/height is used to control |
| // the unscaled surface size, and mAttrs.width/height becomes the |
| // layout controller. |
| w.mAttrs.flags = WindowManager.LayoutParams.FLAG_SCALED; |
| w.mRequestedHeight = -1; |
| w.mRequestedWidth = -1; |
| w.mAttrs.width = 100; |
| w.mAttrs.height = 100; |
| w.computeFrameLw(pf, pf, pf, pf, pf, pf, pf, pf); |
| assertRect(w.mFrame, 0, 0, 100, 100); |
| w.mAttrs.flags = 0; |
| |
| // But sizes too large will be clipped to the containing frame |
| w.mRequestedWidth = 1200; |
| w.mRequestedHeight = 1200; |
| w.computeFrameLw(pf, pf, pf, pf, pf, pf, pf, pf); |
| assertRect(w.mFrame, 0, 0, 1000, 1000); |
| |
| // Before they are clipped though windows will be shifted |
| w.mAttrs.x = 300; |
| w.mAttrs.y = 300; |
| w.mRequestedWidth = 1000; |
| w.mRequestedHeight = 1000; |
| w.computeFrameLw(pf, pf, pf, pf, pf, pf, pf, pf); |
| assertRect(w.mFrame, 0, 0, 1000, 1000); |
| |
| // If there is room to move around in the parent frame the window will be shifted according |
| // to gravity. |
| w.mAttrs.x = 0; |
| w.mAttrs.y = 0; |
| w.mRequestedWidth = 300; |
| w.mRequestedHeight = 300; |
| w.mAttrs.gravity = Gravity.RIGHT | Gravity.TOP; |
| w.computeFrameLw(pf, pf, pf, pf, pf, pf, pf, pf); |
| assertRect(w.mFrame, 700, 0, 1000, 300); |
| w.mAttrs.gravity = Gravity.RIGHT | Gravity.BOTTOM; |
| w.computeFrameLw(pf, pf, pf, pf, pf, pf, pf, pf); |
| assertRect(w.mFrame, 700, 700, 1000, 1000); |
| // Window specified x and y are interpreted as offsets in the opposite |
| // direction of gravity |
| w.mAttrs.x = 100; |
| w.mAttrs.y = 100; |
| w.computeFrameLw(pf, pf, pf, pf, pf, pf, pf, pf); |
| assertRect(w.mFrame, 600, 600, 900, 900); |
| } |
| |
| @Test |
| public void testLayoutNonfullscreenTask() { |
| final Rect taskBounds = new Rect(300, 300, 700, 700); |
| TaskWithBounds task = new TaskWithBounds(taskBounds); |
| task.mFullscreenForTest = false; |
| WindowState w = createWindow(task, FILL_PARENT, FILL_PARENT); |
| w.mAttrs.gravity = Gravity.LEFT | Gravity.TOP; |
| |
| final Rect pf = new Rect(0, 0, 1000, 1000); |
| w.computeFrameLw(pf, pf, pf, pf, pf, pf, pf, null); |
| // For non fullscreen tasks the containing frame is based off the |
| // task bounds not the parent frame. |
| assertRect(w.mFrame, 300, 300, 700, 700); |
| assertRect(w.getContentFrameLw(), 300, 300, 700, 700); |
| assertRect(w.mContentInsets, 0, 0, 0, 0); |
| |
| pf.set(0, 0, 1000, 1000); |
| // We still produce insets against the containing frame the same way. |
| final Rect cf = new Rect(0, 0, 500, 500); |
| w.computeFrameLw(pf, pf, pf, cf, cf, pf, cf, null); |
| assertRect(w.mFrame, 300, 300, 700, 700); |
| assertRect(w.getContentFrameLw(), 300, 300, 500, 500); |
| assertRect(w.mContentInsets, 0, 0, 200, 200); |
| |
| pf.set(0, 0, 1000, 1000); |
| // However if we set temp inset bounds, the insets will be computed |
| // as if our window was laid out there, but it will be laid out according to |
| // the task bounds. |
| task.mInsetBounds.set(200, 200, 600, 600); |
| w.computeFrameLw(pf, pf, pf, cf, cf, pf, cf, null); |
| assertRect(w.mFrame, 300, 300, 700, 700); |
| assertRect(w.getContentFrameLw(), 300, 300, 600, 600); |
| assertRect(w.mContentInsets, 0, 0, 100, 100); |
| } |
| |
| @Test |
| public void testCalculatePolicyCrop() { |
| final WindowStateWithTask w = createWindow( |
| new TaskWithBounds(null), FILL_PARENT, FILL_PARENT); |
| w.mAttrs.gravity = Gravity.LEFT | Gravity.TOP; |
| |
| final Rect pf = new Rect(0, 0, 1000, 1000); |
| final Rect df = pf; |
| final Rect of = df; |
| final Rect cf = new Rect(pf); |
| // Produce some insets |
| cf.top += 50; |
| cf.bottom -= 100; |
| final Rect vf = cf; |
| final Rect sf = vf; |
| // We use a decor content frame with insets to produce cropping. |
| Rect dcf = cf; |
| |
| final Rect policyCrop = new Rect(); |
| |
| w.computeFrameLw(pf, df, of, cf, vf, dcf, sf, null); |
| w.calculatePolicyCrop(policyCrop); |
| // If we were above system decor we wouldnt' get any cropping though |
| w.mLayer = sWm.mSystemDecorLayer + 1; |
| w.calculatePolicyCrop(policyCrop); |
| assertRect(policyCrop, 0, 0, 1000, 1000); |
| w.mLayer = 1; |
| dcf.setEmpty(); |
| // Likewise with no decor frame we would get no crop |
| w.computeFrameLw(pf, df, of, cf, vf, dcf, sf, null); |
| w.calculatePolicyCrop(policyCrop); |
| assertRect(policyCrop, 0, 0, 1000, 1000); |
| |
| // Now we set up a window which doesn't fill the entire decor frame. |
| // Normally it would be cropped to it's frame but in the case of docked resizing |
| // we need to account for the fact the windows surface will be made |
| // fullscreen and thus also make the crop fullscreen. |
| w.mAttrs.gravity = Gravity.LEFT | Gravity.TOP; |
| w.mAttrs.width = 500; |
| w.mAttrs.height = 500; |
| w.mRequestedWidth = 500; |
| w.mRequestedHeight = 500; |
| w.computeFrameLw(pf, pf, pf, pf, pf, pf, pf, pf); |
| |
| w.calculatePolicyCrop(policyCrop); |
| // Normally the crop is shrunk from the decor frame |
| // to the computed window frame. |
| assertRect(policyCrop, 0, 0, 500, 500); |
| |
| w.mDockedResizingForTest = true; |
| w.calculatePolicyCrop(policyCrop); |
| // But if we are docked resizing it won't be. |
| final DisplayInfo displayInfo = w.getDisplayContent().getDisplayInfo(); |
| assertRect(policyCrop, 0, 0, 1000, 1000); |
| } |
| |
| private WindowStateWithTask createWindow(Task task, int width, int height) { |
| final WindowManager.LayoutParams attrs = new WindowManager.LayoutParams(TYPE_APPLICATION); |
| attrs.width = width; |
| attrs.height = height; |
| |
| return new WindowStateWithTask(attrs, task); |
| } |
| } |