Add theme mode design let user can choose theme self am: f0800fa3bd (886299c5) · Commits · e / os / android_frameworks_base

core/java/android/provider/Settings.java

+29 −0

Original line number	Diff line number	Diff line
		@@ -7120,6 +7120,35 @@ public final class Settings {
		*/
		public static final String UI_NIGHT_MODE = "ui_night_mode";

		/**
		* The current device UI theme mode effect SystemUI and Launcher.<br/>
		* <b>Values:</b><br/>
		* 0 - The mode that theme will controlled by wallpaper color.<br/>
		* 1 - The mode that will always light theme.<br/>
		* 2 - The mode that will always dark theme.<br/>
		*
		* @hide
		*/
		public static final String THEME_MODE = "theme_mode";

		/**
		* THEME_MODE value for wallpaper mode.
		* @hide
		*/
		public static final int THEME_MODE_WALLPAPER = 0;

		/**
		* THEME_MODE value for light theme mode.
		* @hide
		*/
		public static final int THEME_MODE_LIGHT = 1;

		/**
		* THEME_MODE value for dark theme mode.
		* @hide
		*/
		public static final int THEME_MODE_DARK = 2;

		/**
		* Whether screensavers are enabled.
		* @hide

core/tests/coretests/src/android/provider/SettingsBackupTest.java

+1 −0

Original line number	Diff line number	Diff line
		@@ -593,6 +593,7 @@ public class SettingsBackupTest {
		Settings.Secure.SHOW_ROTATION_SUGGESTIONS,
		Settings.Secure.SKIP_FIRST_USE_HINTS, // candidate?
		Settings.Secure.SMS_DEFAULT_APPLICATION,
		Settings.Secure.THEME_MODE,
		Settings.Secure.TRUST_AGENTS_INITIALIZED,
		Settings.Secure.TV_INPUT_CUSTOM_LABELS,
		Settings.Secure.TV_INPUT_HIDDEN_INPUTS,

services/core/java/com/android/server/wallpaper/WallpaperManagerService.java

+147 −1

Original line number	Diff line number	Diff line
		@@ -51,6 +51,7 @@ import android.content.pm.ResolveInfo;
		import android.content.pm.ServiceInfo;
		import android.content.pm.UserInfo;
		import android.content.res.Resources;
		import android.database.ContentObserver;
		import android.graphics.Bitmap;
		import android.graphics.BitmapFactory;
		import android.graphics.BitmapRegionDecoder;
		@@ -75,6 +76,7 @@ import android.os.ServiceManager;
		import android.os.SystemClock;
		import android.os.UserHandle;
		import android.os.UserManager;
		import android.provider.Settings;
		import android.service.wallpaper.IWallpaperConnection;
		import android.service.wallpaper.IWallpaperEngine;
		import android.service.wallpaper.IWallpaperService;
		@@ -336,6 +338,102 @@ public class WallpaperManagerService extends IWallpaperManager.Stub
		}
		}

		/**
		* Observes changes of theme settings. It will check whether to call
		* notifyWallpaperColorsChanged by the current theme and updated theme.
		* The light theme and dark theme are controlled by the hint values in Wallpaper colors,
		* threrfore, if light theme mode is chosen, HINT_SUPPORTS_DARK_THEME in hint will be
		* removed and then notify listeners.
		*/
		private class ThemeSettingsObserver extends ContentObserver {

		public ThemeSettingsObserver(Handler handler) {
		super(handler);
		}

		public void startObserving(Context context) {
		context.getContentResolver().registerContentObserver(
		Settings.Secure.getUriFor(Settings.Secure.THEME_MODE),
		false,
		this);
		}

		public void stopObserving(Context context) {
		context.getContentResolver().unregisterContentObserver(this);
		}

		@Override
		public void onChange(boolean selfChange) {
		onThemeSettingsChanged();
		}
		}

		/**
		* Check whether to call notifyWallpaperColorsChanged. Assumed that the theme mode
		* was wallpaper theme mode and dark wallpaper was set, therefoe, the theme was dark.
		* Then theme mode changing to dark theme mode, however, theme should not update since
		* theme was dark already.
		*/
		private boolean needUpdateLocked(WallpaperColors colors, int themeMode) {
		if (colors == null) {
		return false;
		}

		if (themeMode == mThemeMode) {
		return false;
		}

		boolean result = true;
		boolean supportDarkTheme =
		(colors.getColorHints() & WallpaperColors.HINT_SUPPORTS_DARK_THEME) != 0;
		switch (themeMode) {
		case Settings.Secure.THEME_MODE_WALLPAPER:
		if (mThemeMode == Settings.Secure.THEME_MODE_LIGHT) {
		result = supportDarkTheme;
		} else {
		result = !supportDarkTheme;
		}
		break;
		case Settings.Secure.THEME_MODE_LIGHT:
		if (mThemeMode == Settings.Secure.THEME_MODE_WALLPAPER) {
		result = supportDarkTheme;
		}
		break;
		case Settings.Secure.THEME_MODE_DARK:
		if (mThemeMode == Settings.Secure.THEME_MODE_WALLPAPER) {
		result = !supportDarkTheme;
		}
		break;
		default:
		Slog.w(TAG, "unkonwn theme mode " + themeMode);
		return false;
		}
		mThemeMode = themeMode;
		return result;
		}

		void onThemeSettingsChanged() {
		WallpaperData wallpaper;
		synchronized (mLock) {
		wallpaper = mWallpaperMap.get(mCurrentUserId);
		int updatedThemeMode = Settings.Secure.getInt(
		mContext.getContentResolver(), Settings.Secure.THEME_MODE,
		Settings.Secure.THEME_MODE_WALLPAPER);

		if (DEBUG) {
		Slog.v(TAG, "onThemeSettingsChanged, mode = " + updatedThemeMode);
		}

		if (!needUpdateLocked(wallpaper.primaryColors, updatedThemeMode)) {
		return;
		}
		}

		if (wallpaper != null) {
		notifyWallpaperColorsChanged(wallpaper, FLAG_SYSTEM);
		}
		}

		void notifyLockWallpaperChanged() {
		final IWallpaperManagerCallback cb = mKeyguardListener;
		if (cb != null) {
		@@ -413,6 +511,7 @@ public class WallpaperManagerService extends IWallpaperManager.Stub
		}
		userAllColorListeners.finishBroadcast();
		}
		wallpaperColors = getThemeColorsLocked(wallpaperColors);
		}

		final int count = colorListeners.size();
		@@ -480,6 +579,40 @@ public class WallpaperManagerService extends IWallpaperManager.Stub
		}
		}

		/**
		* We can easily change theme by modified colors hint. This function will check
		* current theme mode and return the WallpaperColors fit current theme mode.
		* If color need modified, it will return a copied WallpaperColors which
		* its ColorsHint is modified to fit current theme mode.
		*
		* @param colors a wallpaper primary colors representation
		*/
		private WallpaperColors getThemeColorsLocked(WallpaperColors colors) {
		if (colors == null) {
		Slog.w(TAG, "Cannot get theme colors because WallpaperColors is null.");
		return null;
		}

		int colorHints = colors.getColorHints();
		boolean supportDarkTheme = (colorHints & WallpaperColors.HINT_SUPPORTS_DARK_THEME) != 0;
		if (mThemeMode == Settings.Secure.THEME_MODE_WALLPAPER \|\|
		(mThemeMode == Settings.Secure.THEME_MODE_LIGHT && !supportDarkTheme) \|\|
		(mThemeMode == Settings.Secure.THEME_MODE_DARK && supportDarkTheme)) {
		return colors;
		}

		WallpaperColors themeColors = new WallpaperColors(colors.getPrimaryColor(),
		colors.getSecondaryColor(), colors.getTertiaryColor());

		if (mThemeMode == Settings.Secure.THEME_MODE_LIGHT) {
		colorHints &= ~WallpaperColors.HINT_SUPPORTS_DARK_THEME;
		} else if (mThemeMode == Settings.Secure.THEME_MODE_DARK) {
		colorHints \|= WallpaperColors.HINT_SUPPORTS_DARK_THEME;
		}
		themeColors.setColorHints(colorHints);
		return themeColors;
		}

		/**
		* Once a new wallpaper has been written via setWallpaper(...), it needs to be cropped
		* for display.
		@@ -676,6 +809,7 @@ public class WallpaperManagerService extends IWallpaperManager.Stub
		final SparseArray<Boolean> mUserRestorecon = new SparseArray<Boolean>();
		int mCurrentUserId = UserHandle.USER_NULL;
		boolean mInAmbientMode;
		int mThemeMode;

		static class WallpaperData {

		@@ -734,6 +868,7 @@ public class WallpaperManagerService extends IWallpaperManager.Stub
		long lastDiedTime;
		boolean wallpaperUpdating;
		WallpaperObserver wallpaperObserver;
		ThemeSettingsObserver themeSettingsObserver;

		/**
		* List of callbacks registered they should each be notified when the wallpaper is changed.
		@@ -1279,6 +1414,10 @@ public class WallpaperManagerService extends IWallpaperManager.Stub
		wallpaper.wallpaperObserver.stopWatching();
		wallpaper.wallpaperObserver = null;
		}
		if (wallpaper.themeSettingsObserver != null) {
		wallpaper.themeSettingsObserver.stopObserving(mContext);
		wallpaper.themeSettingsObserver = null;
		}
		}
		}

		@@ -1362,6 +1501,13 @@ public class WallpaperManagerService extends IWallpaperManager.Stub
		systemWallpaper.wallpaperObserver = new WallpaperObserver(systemWallpaper);
		systemWallpaper.wallpaperObserver.startWatching();
		}
		if (systemWallpaper.themeSettingsObserver == null) {
		systemWallpaper.themeSettingsObserver = new ThemeSettingsObserver(null);
		systemWallpaper.themeSettingsObserver.startObserving(mContext);
		}
		mThemeMode = Settings.Secure.getInt(
		mContext.getContentResolver(), Settings.Secure.THEME_MODE,
		Settings.Secure.THEME_MODE_WALLPAPER);
		switchWallpaper(systemWallpaper, reply);
		}

		@@ -1835,7 +1981,7 @@ public class WallpaperManagerService extends IWallpaperManager.Stub
		}

		synchronized (mLock) {
		return wallpaperData.primaryColors;
		return getThemeColorsLocked(wallpaperData.primaryColors);
		}
		}