Lockscreen wallpaper for themes (ed8ff8a3) · Commits · e / os / android_frameworks_base

core/java/android/content/pm/ThemeUtils.java

+16 −0

Original line number	Diff line number	Diff line
		@@ -463,6 +463,22 @@ public class ThemeUtils {
		context.registerReceiver(receiver, filter);
		}

		public static String getLockscreenWallpaperPath(AssetManager assetManager) throws IOException {
		final String WALLPAPER_JPG = "wallpaper.jpg";
		final String WALLPAPER_PNG = "wallpaper.png";

		String[] assets = assetManager.list("lockscreen");
		if (assets == null \|\| assets.length == 0) return null;
		for (String asset : assets) {
		if (WALLPAPER_JPG.equals(asset)) {
		return "lockscreen/" + WALLPAPER_JPG;
		} else if (WALLPAPER_PNG.equals(asset)) {
		return "lockscreen/" + WALLPAPER_PNG;
		}
		}
		return null;
		}

		private static class ThemedUiContext extends ContextWrapper {
		private String mPackageName;

services/java/com/android/server/ThemeService.java

+51 −11

Original line number	Diff line number	Diff line
		@@ -34,6 +34,8 @@ import android.content.res.CustomTheme;
		import android.content.res.IThemeChangeListener;
		import android.content.res.IThemeService;
		import android.database.Cursor;
		import android.graphics.Bitmap;
		import android.graphics.BitmapFactory;
		import android.media.RingtoneManager;
		import android.net.Uri;
		import android.os.Binder;
		@@ -45,12 +47,14 @@ import android.os.Message;
		import android.os.RemoteCallbackList;
		import android.os.RemoteException;
		import android.os.SystemProperties;
		import android.provider.Settings;
		import android.provider.ThemesContract;
		import android.util.Log;
		import android.webkit.URLUtil;

		import java.io.BufferedInputStream;
		import java.io.File;
		import java.io.FileOutputStream;
		import java.io.IOException;
		import java.io.InputStream;
		import java.io.OutputStream;
		@@ -62,6 +66,8 @@ import static android.content.pm.ThemeUtils.THEME_BOOTANIMATION_PATH;

		import java.util.List;

		import com.android.internal.util.cm.LockscreenBackgroundUtil;

		/**
		* {@hide}
		*/
		@@ -394,9 +400,51 @@ public class ThemeService extends IThemeService.Stub {
		return true;
		}

		private void updateLockscreen() {
		// TODO: implement actual behavior
		sleepQuiet(100);
		private boolean updateLockscreen() {
		boolean success = false;
		if ("default".equals(mPkgName)) {
		Settings.System.putInt(mContext.getContentResolver(), Settings.System.LOCKSCREEN_BACKGROUND_STYLE,
		LockscreenBackgroundUtil.LOCKSCREEN_STYLE_DEFAULT);
		success = true;
		} else {
		success = setCustomLockScreenWallpaper();
		}

		if (success) {
		mContext.sendBroadcast(new Intent(Intent.ACTION_KEYGUARD_WALLPAPER_CHANGED));
		}
		return success;
		}

		private boolean setCustomLockScreenWallpaper() {
		try {
		//Get input WP stream from the theme
		Context themeCtx = mContext.createPackageContext(mPkgName, Context.CONTEXT_IGNORE_SECURITY);
		AssetManager assetManager = themeCtx.getAssets();
		String wpPath = ThemeUtils.getLockscreenWallpaperPath(assetManager);
		if (wpPath == null) {
		Log.w(TAG, "Not setting lockscreen wp because wallpaper file was not found.");
		return false;
		}
		InputStream is = ThemeUtils.getInputStreamFromAsset(themeCtx, "file:///android_asset/" + wpPath);

		//Get outgoing wp path from settings
		File wallpaperFile = LockscreenBackgroundUtil.getWallpaperFile(mContext);
		wallpaperFile.createNewFile();
		wallpaperFile.setReadable(true, false);
		FileOutputStream out = new FileOutputStream(wallpaperFile);

		//Decode bitmap to check it is ok and copy it over
		Bitmap bitmap = BitmapFactory.decodeStream(is);
		bitmap.compress(Bitmap.CompressFormat.JPEG, 90, out);
		} catch (Exception e) {
		Log.e(TAG, "There was an error setting lockscreen wp for pkg " + mPkgName, e);
		return false;
		}

		Settings.System.putInt(mContext.getContentResolver(), Settings.System.LOCKSCREEN_BACKGROUND_STYLE,
		LockscreenBackgroundUtil.LOCKSCREEN_STYLE_IMAGE);
		return true;
		}

		private boolean updateWallpaper() {
		@@ -505,14 +553,6 @@ public class ThemeService extends IThemeService.Stub {
		}
		}

		private void sleepQuiet(long ms) {
		try {
		Thread.sleep(ms);
		} catch (InterruptedException e) {
		e.printStackTrace();
		}
		}

		private void postProgress(String pkgName) {
		int N = mClients.beginBroadcast();
		for(int i=0; i < N; i++) {