Change density for the correct user (df3a7cab) · Commits · e / os / android_frameworks_base

cmds/wm/src/com/android/commands/wm/Wm.java

+5 −2

Original line number	Diff line number	Diff line
		@@ -23,6 +23,7 @@ import android.graphics.Point;
		import android.graphics.Rect;
		import android.os.RemoteException;
		import android.os.ServiceManager;
		import android.os.UserHandle;
		import android.util.AndroidException;
		import android.util.DisplayMetrics;
		import android.view.Display;
		@@ -201,9 +202,11 @@ public class Wm extends BaseCommand {
		try {
		if (density > 0) {
		// TODO(multidisplay): For now Configuration only applies to main screen.
		mWm.setForcedDisplayDensity(Display.DEFAULT_DISPLAY, density);
		mWm.setForcedDisplayDensityForUser(Display.DEFAULT_DISPLAY, density,
		UserHandle.USER_CURRENT);
		} else {
		mWm.clearForcedDisplayDensity(Display.DEFAULT_DISPLAY);
		mWm.clearForcedDisplayDensityForUser(Display.DEFAULT_DISPLAY,
		UserHandle.USER_CURRENT);
		}
		} catch (RemoteException e) {
		}

core/java/android/view/IWindowManager.aidl

+2 −2

Original line number	Diff line number	Diff line
		@@ -73,8 +73,8 @@ interface IWindowManager
		void clearForcedDisplaySize(int displayId);
		int getInitialDisplayDensity(int displayId);
		int getBaseDisplayDensity(int displayId);
		void setForcedDisplayDensity(int displayId, int density);
		void clearForcedDisplayDensity(int displayId);
		void setForcedDisplayDensityForUser(int displayId, int density, int userId);
		void clearForcedDisplayDensityForUser(int displayId, int userId);
		void setForcedDisplayScalingMode(int displayId, int mode); // 0 = auto, 1 = disable

		void setOverscan(int displayId, int left, int top, int right, int bottom);

packages/SettingsLib/src/com/android/settingslib/display/DisplayDensityUtils.java

+21 −18

Original line number	Diff line number	Diff line
		@@ -23,6 +23,7 @@ import android.content.res.Resources;
		import android.hardware.display.DisplayManager;
		import android.os.AsyncTask;
		import android.os.RemoteException;
		import android.os.UserHandle;
		import android.util.DisplayMetrics;
		import android.util.Log;
		import android.util.MathUtils;
		@@ -207,40 +208,42 @@ public class DisplayDensityUtils {

		/**
		* Asynchronously applies display density changes to the specified display.
		* <p>
		* The change will be applied to the user specified by the value of
		* {@link UserHandle#myUserId()} at the time the method is called.
		*
		* @param displayId the identifier of the display to modify
		*/
		public static void clearForcedDisplayDensity(final int displayId) {
		AsyncTask.execute(new Runnable() {
		@Override
		public void run() {
		final int userId = UserHandle.myUserId();
		AsyncTask.execute(() -> {
		try {
		final IWindowManager wm = WindowManagerGlobal.getWindowManagerService();
		wm.clearForcedDisplayDensity(displayId);
		wm.clearForcedDisplayDensityForUser(displayId, userId);
		} catch (RemoteException exc) {
		Log.w(LOG_TAG, "Unable to clear forced display density setting");
		}
		}
		});
		}

		/**
		* Asynchronously applies display density changes to the specified display.
		* <p>
		* The change will be applied to the user specified by the value of
		* {@link UserHandle#myUserId()} at the time the method is called.
		*
		* @param displayId the identifier of the display to modify
		* @param density the density to force for the specified display
		*/
		public static void setForcedDisplayDensity(final int displayId, final int density) {
		AsyncTask.execute(new Runnable() {
		@Override
		public void run() {
		final int userId = UserHandle.myUserId();
		AsyncTask.execute(() -> {
		try {
		final IWindowManager wm = WindowManagerGlobal.getWindowManagerService();
		wm.setForcedDisplayDensity(displayId, density);
		wm.setForcedDisplayDensityForUser(displayId, density, userId);
		} catch (RemoteException exc) {
		Log.w(LOG_TAG, "Unable to save forced display density setting");
		}
		}
		});
		}
		}

services/core/java/com/android/server/wm/WindowManagerService.java

+18 −9

Original line number	Diff line number	Diff line
		@@ -21,6 +21,7 @@ import android.animation.ValueAnimator;
		import android.annotation.IntDef;
		import android.annotation.NonNull;
		import android.annotation.Nullable;
		import android.app.ActivityManager;
		import android.app.ActivityManagerInternal;
		import android.app.ActivityManagerNative;
		import android.app.AppOpsManager;
		@@ -9192,7 +9193,7 @@ public class WindowManagerService extends IWindowManager.Stub
		}

		@Override
		public void setForcedDisplayDensity(int displayId, int density) {
		public void setForcedDisplayDensityForUser(int displayId, int density, int userId) {
		if (mContext.checkCallingOrSelfPermission(
		android.Manifest.permission.WRITE_SECURE_SETTINGS) !=
		PackageManager.PERMISSION_GRANTED) {
		@@ -9202,16 +9203,20 @@ public class WindowManagerService extends IWindowManager.Stub
		if (displayId != Display.DEFAULT_DISPLAY) {
		throw new IllegalArgumentException("Can only set the default display");
		}

		final int targetUserId = ActivityManager.handleIncomingUser(Binder.getCallingPid(),
		Binder.getCallingUid(), userId, false, true, "setForcedDisplayDensityForUser",
		null);
		final long ident = Binder.clearCallingIdentity();
		try {
		synchronized(mWindowMap) {
		final DisplayContent displayContent = getDisplayContentLocked(displayId);
		if (displayContent != null) {
		if (displayContent != null && mCurrentUserId == targetUserId) {
		setForcedDisplayDensityLocked(displayContent, density);
		}
		Settings.Secure.putStringForUser(mContext.getContentResolver(),
		Settings.Secure.DISPLAY_DENSITY_FORCED,
		Integer.toString(density), mCurrentUserId);
		}
		Integer.toString(density), targetUserId);
		}
		} finally {
		Binder.restoreCallingIdentity(ident);
		@@ -9219,7 +9224,7 @@ public class WindowManagerService extends IWindowManager.Stub
		}

		@Override
		public void clearForcedDisplayDensity(int displayId) {
		public void clearForcedDisplayDensityForUser(int displayId, int userId) {
		if (mContext.checkCallingOrSelfPermission(
		android.Manifest.permission.WRITE_SECURE_SETTINGS) !=
		PackageManager.PERMISSION_GRANTED) {
		@@ -9229,16 +9234,20 @@ public class WindowManagerService extends IWindowManager.Stub
		if (displayId != Display.DEFAULT_DISPLAY) {
		throw new IllegalArgumentException("Can only set the default display");
		}

		final int callingUserId = ActivityManager.handleIncomingUser(Binder.getCallingPid(),
		Binder.getCallingUid(), userId, false, true, "clearForcedDisplayDensityForUser",
		null);
		final long ident = Binder.clearCallingIdentity();
		try {
		synchronized(mWindowMap) {
		final DisplayContent displayContent = getDisplayContentLocked(displayId);
		if (displayContent != null) {
		if (displayContent != null && mCurrentUserId == callingUserId) {
		setForcedDisplayDensityLocked(displayContent,
		displayContent.mInitialDisplayDensity);
		Settings.Secure.putStringForUser(mContext.getContentResolver(),
		Settings.Secure.DISPLAY_DENSITY_FORCED, "", mCurrentUserId);
		}
		Settings.Secure.putStringForUser(mContext.getContentResolver(),
		Settings.Secure.DISPLAY_DENSITY_FORCED, "", callingUserId);
		}
		} finally {
		Binder.restoreCallingIdentity(ident);

tools/layoutlib/bridge/src/android/view/IWindowManagerImpl.java

+3 −2

Original line number	Diff line number	Diff line
		@@ -96,7 +96,7 @@ public class IWindowManagerImpl implements IWindowManager {
		}

		@Override
		public void clearForcedDisplayDensity(int displayId) throws RemoteException {
		public void clearForcedDisplayDensityForUser(int displayId, int userId) throws RemoteException {
		// TODO Auto-generated method stub
		}

		@@ -397,7 +397,8 @@ public class IWindowManagerImpl implements IWindowManager {
		}

		@Override
		public void setForcedDisplayDensity(int displayId, int density) throws RemoteException {
		public void setForcedDisplayDensityForUser(int displayId, int density, int userId)
		throws RemoteException {
		// TODO Auto-generated method stub
		}