Foldables: Customize folded area (70a9ab9e) · Commits · e / os / android_frameworks_base

core/res/res/values/config.xml

+3 −0

Original line number	Diff line number	Diff line
		@@ -869,6 +869,9 @@
		which means to get a larger screen. -->
		<bool name="config_lidControlsDisplayFold">false</bool>

		<!-- Indicate the display area rect for foldable devices in folded state. -->
		<string name="config_foldedArea"></string>

		<!-- Desk dock behavior -->

		<!-- The number of degrees to rotate the display when the device is in a desk dock.

core/res/res/values/symbols.xml

+3 −0

Original line number	Diff line number	Diff line
		@@ -3584,7 +3584,10 @@
		<java-symbol type="integer" name="config_defaultRingVibrationIntensity" />

		<java-symbol type="bool" name="config_maskMainBuiltInDisplayCutout" />

		<!-- For Foldables -->
		<java-symbol type="bool" name="config_lidControlsDisplayFold" />
		<java-symbol type="string" name="config_foldedArea" />

		<java-symbol type="array" name="config_disableApksUnlessMatchedSku_apk_list" />
		<java-symbol type="array" name="config_disableApkUnlessMatchedSku_skus_list" />

services/core/java/com/android/server/policy/DisplayFoldController.java

+40 −13

Original line number	Diff line number	Diff line
		@@ -42,10 +42,12 @@ class DisplayFoldController {
		private final WindowManagerInternal mWindowManagerInternal;
		private final DisplayManagerInternal mDisplayManagerInternal;
		private final int mDisplayId;
		private final Handler mHandler;

		/** The display area while device is folded. */
		private final Rect mFoldedArea;
		private final Handler mHandler;
		/** The display area to override the original folded area. */
		private Rect mOverrideFoldedArea = new Rect();

		private final DisplayInfo mNonOverrideDisplayInfo = new DisplayInfo();
		private final RemoteCallbackList<IDisplayFoldListener> mListeners = new RemoteCallbackList<>();
		@@ -70,14 +72,23 @@ class DisplayFoldController {
		return;
		}
		if (folded) {
		Rect foldedArea;
		if (!mOverrideFoldedArea.isEmpty()) {
		foldedArea = mOverrideFoldedArea;
		} else if (!mFoldedArea.isEmpty()) {
		foldedArea = mFoldedArea;
		} else {
		return;
		}

		mDisplayManagerInternal.getNonOverrideDisplayInfo(mDisplayId, mNonOverrideDisplayInfo);
		final int dx = (mNonOverrideDisplayInfo.logicalWidth - mFoldedArea.width()) / 2
		- mFoldedArea.left;
		final int dy = (mNonOverrideDisplayInfo.logicalHeight - mFoldedArea.height()) / 2
		- mFoldedArea.top;
		final int dx = (mNonOverrideDisplayInfo.logicalWidth - foldedArea.width()) / 2
		- foldedArea.left;
		final int dy = (mNonOverrideDisplayInfo.logicalHeight - foldedArea.height()) / 2
		- foldedArea.top;

		mWindowManagerInternal.setForcedDisplaySize(mDisplayId, mFoldedArea.width(),
		mFoldedArea.height());
		mWindowManagerInternal.setForcedDisplaySize(mDisplayId,
		foldedArea.width(), foldedArea.height());
		mDisplayManagerInternal.setDisplayOffsets(mDisplayId, -dx, -dy);
		} else {
		mWindowManagerInternal.clearForcedDisplaySize(mDisplayId);
		@@ -114,6 +125,18 @@ class DisplayFoldController {
		mListeners.unregister(listener);
		}

		void setOverrideFoldedArea(Rect area) {
		mOverrideFoldedArea.set(area);
		}

		Rect getFoldedArea() {
		if (!mOverrideFoldedArea.isEmpty()) {
		return mOverrideFoldedArea;
		} else {
		return mFoldedArea;
		}
		}

		/**
		* Only used for the case that persist.debug.force_foldable is set.
		* This is using proximity sensor to simulate the fold state switch.
		@@ -125,7 +148,7 @@ class DisplayFoldController {
		return null;
		}

		final DisplayFoldController result = create(displayId);
		final DisplayFoldController result = create(context, displayId);
		sensorManager.registerListener(new SensorEventListener() {
		@Override
		public void onSensorChanged(SensorEvent event) {
		@@ -141,13 +164,17 @@ class DisplayFoldController {
		return result;
		}

		static DisplayFoldController create(int displayId) {
		static DisplayFoldController create(Context context, int displayId) {
		final DisplayManagerInternal displayService =
		LocalServices.getService(DisplayManagerInternal.class);
		final DisplayInfo displayInfo = new DisplayInfo();
		displayService.getNonOverrideDisplayInfo(displayId, displayInfo);
		final Rect foldedArea = new Rect(0, displayInfo.logicalHeight / 2,
		displayInfo.logicalWidth, displayInfo.logicalHeight);
		final String configFoldedArea = context.getResources().getString(
		com.android.internal.R.string.config_foldedArea);
		final Rect foldedArea;
		if (configFoldedArea == null \|\| configFoldedArea.isEmpty()) {
		foldedArea = new Rect();
		} else {
		foldedArea = Rect.unflattenFromString(configFoldedArea);
		}

		return new DisplayFoldController(LocalServices.getService(WindowManagerInternal.class),
		displayService, displayId, foldedArea, DisplayThread.getHandler());

services/core/java/com/android/server/policy/PhoneWindowManager.java

+17 −1

Original line number	Diff line number	Diff line
		@@ -125,6 +125,7 @@ import android.content.res.Resources;
		import android.content.res.TypedArray;
		import android.database.ContentObserver;
		import android.graphics.PixelFormat;
		import android.graphics.Rect;
		import android.graphics.drawable.Drawable;
		import android.hardware.display.DisplayManager;
		import android.hardware.hdmi.HdmiAudioSystemClient;
		@@ -1858,7 +1859,7 @@ public class PhoneWindowManager implements WindowManagerPolicy {
		readConfigurationDependentBehaviors();

		if (mLidControlsDisplayFold) {
		mDisplayFoldController = DisplayFoldController.create(DEFAULT_DISPLAY);
		mDisplayFoldController = DisplayFoldController.create(context, DEFAULT_DISPLAY);
		} else if (SystemProperties.getBoolean("persist.debug.force_foldable", false)) {
		mDisplayFoldController = DisplayFoldController.createWithProxSensor(context,
		DEFAULT_DISPLAY);
		@@ -3220,6 +3221,21 @@ public class PhoneWindowManager implements WindowManagerPolicy {
		}
		}

		@Override
		public void setOverrideFoldedArea(Rect area) {
		if (mDisplayFoldController != null) {
		mDisplayFoldController.setOverrideFoldedArea(area);
		}
		}

		@Override
		public Rect getFoldedArea() {
		if (mDisplayFoldController != null) {
		return mDisplayFoldController.getFoldedArea();
		}
		return new Rect();
		}

		@Override
		public void registerShortcutKey(long shortcutCode, IShortcutService shortcutService)
		throws RemoteException {

services/core/java/com/android/server/policy/WindowManagerPolicy.java

+15 −0

Original line number	Diff line number	Diff line
		@@ -64,6 +64,7 @@ import static android.view.WindowManager.LayoutParams.isSystemAlertWindowType;
		import static java.lang.annotation.RetentionPolicy.SOURCE;

		import android.annotation.IntDef;
		import android.annotation.NonNull;
		import android.annotation.Nullable;
		import android.app.WindowConfiguration;
		import android.content.Context;
		@@ -1469,6 +1470,20 @@ public interface WindowManagerPolicy extends WindowManagerPolicyConstants {
		*/
		default void unregisterDisplayFoldListener(IDisplayFoldListener listener) {}

		/**
		* Overrides the folded area.
		*
		* @param area the overriding folded area or an empty {@code Rect} to clear the override.
		*/
		default void setOverrideFoldedArea(@NonNull Rect area) {}

		/**
		* Get the display folded area.
		*/
		default @NonNull Rect getFoldedArea() {
		return new Rect();
		}

		/**
		* Updates the flag about whether AOD is showing.
		*