package com.android.launcher3.util;
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/**
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* Copyright (C) 2016 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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import android.content.ContentValues;
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import android.content.Context;
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import android.content.Intent;
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import android.graphics.Bitmap;
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import android.net.Uri;
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import android.os.UserHandle;
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import com.android.launcher3.LauncherAppState;
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import com.android.launcher3.LauncherSettings;
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import com.android.launcher3.compat.UserManagerCompat;
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import com.android.launcher3.icons.GraphicsUtils;
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/**
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* A wrapper around {@link ContentValues} with some utility methods.
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*/
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public class ContentWriter {
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private final ContentValues mValues;
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private final Context mContext;
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private CommitParams mCommitParams;
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private Bitmap mIcon;
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private UserHandle mUser;
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public ContentWriter(Context context, CommitParams commitParams) {
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this(context);
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mCommitParams = commitParams;
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}
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public ContentWriter(Context context) {
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this(new ContentValues(), context);
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}
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public ContentWriter(ContentValues values, Context context) {
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mValues = values;
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mContext = context;
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}
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public ContentWriter put(String key, Integer value) {
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mValues.put(key, value);
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return this;
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}
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public ContentWriter put(String key, Long value) {
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mValues.put(key, value);
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return this;
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}
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public ContentWriter put(String key, String value) {
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mValues.put(key, value);
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return this;
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}
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public ContentWriter put(String key, CharSequence value) {
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mValues.put(key, value == null ? null : value.toString());
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return this;
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}
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public ContentWriter put(String key, Intent value) {
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mValues.put(key, value == null ? null : value.toUri(0));
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return this;
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}
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public ContentWriter putIcon(Bitmap value, UserHandle user) {
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mIcon = value;
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mUser = user;
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return this;
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}
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public ContentWriter put(String key, UserHandle user) {
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return put(key, UserManagerCompat.getInstance(mContext).getSerialNumberForUser(user));
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}
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/**
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* Commits any pending validation and returns the final values.
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* Must not be called on UI thread.
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*/
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public ContentValues getValues(Context context) {
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Preconditions.assertNonUiThread();
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if (mIcon != null && !LauncherAppState.getInstance(context).getIconCache()
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.isDefaultIcon(mIcon, mUser)) {
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mValues.put(LauncherSettings.Favorites.ICON, GraphicsUtils.flattenBitmap(mIcon));
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mIcon = null;
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}
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return mValues;
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}
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public int commit() {
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if (mCommitParams != null) {
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return mContext.getContentResolver().update(mCommitParams.mUri, getValues(mContext),
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mCommitParams.mWhere, mCommitParams.mSelectionArgs);
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}
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return 0;
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}
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public static final class CommitParams {
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final Uri mUri = LauncherSettings.Favorites.CONTENT_URI;
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String mWhere;
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String[] mSelectionArgs;
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public CommitParams(String where, String[] selectionArgs) {
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mWhere = where;
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mSelectionArgs = selectionArgs;
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}
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}
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}
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