Merge "config_supportsMultiWindow for device to specify multi-window support"... (a0c55d27) · Commits · e / os / android_frameworks_base

core/java/android/app/ActivityManager.java

+21 −0

Original line number	Diff line number	Diff line
		@@ -647,6 +647,16 @@ public class ActivityManager {
		return stackId != PINNED_STACK_ID && stackId != FREEFORM_WORKSPACE_STACK_ID
		&& stackId != DOCKED_STACK_ID;
		}

		/**
		* Returns true if the input stack id should only be present on a device that supports
		* multi-window mode.
		* @see android.app.ActivityManager#supportsMultiWindow
		*/
		public static boolean isMultiWindowStack(int stackId) {
		return isStaticStack(stackId) \|\| stackId == PINNED_STACK_ID
		\|\| stackId == FREEFORM_WORKSPACE_STACK_ID \|\| stackId == DOCKED_STACK_ID;
		}
		}

		/**
		@@ -867,6 +877,17 @@ public class ActivityManager {
		return getMaxRecentTasksStatic() / 2;
		}

		/**
		* Returns true if the system supports at least one form of multi-window.
		* E.g. freeform, split-screen, picture-in-picture.
		* @hide
		*/
		static public boolean supportsMultiWindow() {
		return !isLowRamDeviceStatic()
		&& Resources.getSystem().getBoolean(
		com.android.internal.R.bool.config_supportsMultiWindow);
		}

		/**
		* Information you can set and retrieve about the current activity within the recent task list.
		*/

core/res/res/values/config.xml

+4 −0

Original line number	Diff line number	Diff line
		@@ -2479,4 +2479,8 @@
		handle wallpaper cropping.
		-->
		<string name="config_wallpaperCropperPackage" translatable="false">com.android.wallpapercropper</string>

		<!-- True if the device supports at least one form of multi-window.
		E.g. freeform, split-screen, picture-in-picture. -->
		<bool name="config_supportsMultiWindow">true</bool>
		</resources>

core/res/res/values/symbols.xml

+1 −0

Original line number	Diff line number	Diff line
		@@ -303,6 +303,7 @@
		<java-symbol type="bool" name="config_supportSpeakerNearUltrasound" />
		<java-symbol type="bool" name="config_supportAudioSourceUnprocessed" />
		<java-symbol type="bool" name="config_freeformWindowManagement" />
		<java-symbol type="bool" name="config_supportsMultiWindow" />
		<java-symbol type="bool" name="config_guestUserEphemeral" />
		<java-symbol type="string" name="config_defaultPictureInPictureBounds" />
		<java-symbol type="string" name="config_centeredPictureInPictureBounds" />

services/core/java/com/android/server/am/ActivityManagerService.java

+11 −2

Original line number	Diff line number	Diff line
		@@ -1294,6 +1294,7 @@ public final class ActivityManagerService extends ActivityManagerNative
		boolean mAlwaysFinishActivities = false;
		boolean mLenientBackgroundCheck = false;
		boolean mForceResizableActivities;
		boolean mSupportsMultiWindow;
		boolean mSupportsFreeformWindowManagement;
		boolean mSupportsPictureInPicture;
		Rect mDefaultPinnedStackBounds;
		@@ -12371,6 +12372,7 @@ public final class ActivityManagerService extends ActivityManagerNative
		final boolean supportsPictureInPicture =
		mContext.getPackageManager().hasSystemFeature(FEATURE_PICTURE_IN_PICTURE);

		final boolean supportsMultiWindow = ActivityManager.supportsMultiWindow();
		final String debugApp = Settings.Global.getString(resolver, DEBUG_APP);
		final boolean waitForDebugger = Settings.Global.getInt(resolver, WAIT_FOR_DEBUGGER, 0) != 0;
		final boolean alwaysFinishActivities =
		@@ -12397,8 +12399,15 @@ public final class ActivityManagerService extends ActivityManagerNative
		mLenientBackgroundCheck = lenientBackgroundCheck;
		mForceResizableActivities = forceResizable;
		mWindowManager.setForceResizableTasks(mForceResizableActivities);
		if (supportsMultiWindow \|\| forceResizable) {
		mSupportsMultiWindow = true;
		mSupportsFreeformWindowManagement = freeformWindowManagement \|\| forceResizable;
		mSupportsPictureInPicture = supportsPictureInPicture \|\| forceResizable;
		} else {
		mSupportsMultiWindow = false;
		mSupportsFreeformWindowManagement = false;
		mSupportsPictureInPicture = false;
		}
		// This happens before any activities are started, so we can
		// change mConfiguration in-place.
		updateConfigurationLocked(configuration, null, true);

services/core/java/com/android/server/am/ActivityStackSupervisor.java

+6 −2

Original line number	Diff line number	Diff line
		@@ -2174,6 +2174,12 @@ public final class ActivityStackSupervisor implements DisplayListener {
		*/
		ActivityStack moveTaskToStackUncheckedLocked(
		TaskRecord task, int stackId, boolean toTop, boolean forceFocus, String reason) {

		if (StackId.isMultiWindowStack(stackId) && !mService.mSupportsMultiWindow) {
		throw new IllegalStateException("moveTaskToStackUncheckedLocked: Device doesn't "
		+ "support multi-window task=" + task + " to stackId=" + stackId);
		}

		final ActivityRecord r = task.getTopActivity();
		final ActivityStack prevStack = task.stack;
		final boolean wasFocused = isFocusedStack(prevStack) && (topRunningActivityLocked() == r);
		@@ -2184,8 +2190,6 @@ public final class ActivityStackSupervisor implements DisplayListener {
		final boolean wasFront = isFrontStack(prevStack)
		&& (prevStack.topRunningActivityLocked() == r);

		final int resizeMode = task.mResizeMode;

		if (stackId == DOCKED_STACK_ID && !task.isResizeable()) {
		// We don't allow moving a unresizeable task to the docked stack since the docked
		// stack is used for split-screen mode and will cause things like the docked divider to