diff options
Diffstat (limited to 'src/com/android/launcher3/CommonAppTypeParser.java')
-rw-r--r-- | src/com/android/launcher3/CommonAppTypeParser.java | 152 |
1 files changed, 152 insertions, 0 deletions
diff --git a/src/com/android/launcher3/CommonAppTypeParser.java b/src/com/android/launcher3/CommonAppTypeParser.java new file mode 100644 index 000000000..fe2fbd75f --- /dev/null +++ b/src/com/android/launcher3/CommonAppTypeParser.java @@ -0,0 +1,152 @@ +/* + * Copyright (C) 2008 The Android Open Source Project + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +package com.android.launcher3; + +import android.content.ContentValues; +import android.content.Context; +import android.content.Intent; +import android.content.res.XmlResourceParser; +import android.database.sqlite.SQLiteDatabase; +import android.util.Log; + +import com.android.launcher3.AutoInstallsLayout.LayoutParserCallback; +import com.android.launcher3.LauncherSettings.Favorites; +import com.android.launcher3.backup.BackupProtos.Favorite; + +import org.xmlpull.v1.XmlPullParserException; + +import java.io.IOException; + +/** + * A class that parses content values corresponding to some common app types. + */ +public class CommonAppTypeParser implements LayoutParserCallback { + private static final String TAG = "CommonAppTypeParser"; + + // Including TARGET_NONE + public static final int SUPPORTED_TYPE_COUNT = 7; + + private static final int RESTORE_FLAG_BIT_SHIFT = 4; + + + private final long mItemId; + private final int mResId; + private final Context mContext; + + ContentValues parsedValues; + Intent parsedIntent; + String parsedTitle; + + public CommonAppTypeParser(long itemId, int itemType, Context context) { + mItemId = itemId; + mContext = context; + mResId = getResourceForItemType(itemType); + } + + @Override + public long generateNewItemId() { + return mItemId; + } + + @Override + public long insertAndCheck(SQLiteDatabase db, ContentValues values) { + parsedValues = values; + + // Remove unwanted values + values.put(Favorites.ICON_TYPE, (Integer) null); + values.put(Favorites.ICON_PACKAGE, (String) null); + values.put(Favorites.ICON_RESOURCE, (String) null); + values.put(Favorites.ICON, (byte[]) null); + return 1; + } + + /** + * Tries to find a suitable app to the provided app type. + */ + public boolean findDefaultApp() { + if (mResId == 0) { + return false; + } + + parsedIntent = null; + parsedValues = null; + new MyLayoutParser().parseValues(); + return (parsedValues != null) && (parsedIntent != null); + } + + private class MyLayoutParser extends DefaultLayoutParser { + + public MyLayoutParser() { + super(mContext, null, CommonAppTypeParser.this, + mContext.getResources(), mResId, TAG_RESOLVE, 0); + } + + @Override + protected long addShortcut(String title, Intent intent, int type) { + if (type == Favorites.ITEM_TYPE_APPLICATION) { + parsedIntent = intent; + parsedTitle = title; + } + return super.addShortcut(title, intent, type); + } + + public void parseValues() { + XmlResourceParser parser = mSourceRes.getXml(mLayoutId); + try { + beginDocument(parser, mRootTag); + new ResolveParser().parseAndAdd(parser); + } catch (IOException | XmlPullParserException e) { + Log.e(TAG, "Unable to parse default app info", e); + } + parser.close(); + } + } + + public static int getResourceForItemType(int type) { + switch (type) { + case Favorite.TARGET_PHONE: + return R.xml.app_target_phone; + + case Favorite.TARGET_MESSENGER: + return R.xml.app_target_messenger; + + case Favorite.TARGET_EMAIL: + return R.xml.app_target_email; + + case Favorite.TARGET_BROWSER: + return R.xml.app_target_browser; + + case Favorite.TARGET_GALLERY: + return R.xml.app_target_gallery; + + case Favorite.TARGET_CAMERA: + return R.xml.app_target_camera; + + default: + return 0; + } + } + + public static int encodeItemTypeToFlag(int itemType) { + return itemType << RESTORE_FLAG_BIT_SHIFT; + } + + public static int decodeItemTypeFromFlag(int flag) { + return (flag & ShortcutInfo.FLAG_RESTORED_APP_TYPE) >> RESTORE_FLAG_BIT_SHIFT; + } + +} |