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package com.android.launcher3.util;
/**
* Copyright (C) 2016 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.
*/
import android.content.ContentValues;
import android.content.Context;
import android.content.Intent;
import android.graphics.Bitmap;
import android.net.Uri;
import android.os.UserHandle;
import com.android.launcher3.LauncherAppState;
import com.android.launcher3.LauncherSettings;
import com.android.launcher3.Utilities;
import com.android.launcher3.compat.UserManagerCompat;
/**
* A wrapper around {@link ContentValues} with some utility methods.
*/
public class ContentWriter {
private final ContentValues mValues;
private final Context mContext;
private CommitParams mCommitParams;
private Bitmap mIcon;
private UserHandle mUser;
public ContentWriter(Context context, CommitParams commitParams) {
this(context);
mCommitParams = commitParams;
}
public ContentWriter(Context context) {
this(new ContentValues(), context);
}
public ContentWriter(ContentValues values, Context context) {
mValues = values;
mContext = context;
}
public ContentWriter put(String key, Integer value) {
mValues.put(key, value);
return this;
}
public ContentWriter put(String key, Long value) {
mValues.put(key, value);
return this;
}
public ContentWriter put(String key, String value) {
mValues.put(key, value);
return this;
}
public ContentWriter put(String key, CharSequence value) {
mValues.put(key, value == null ? null : value.toString());
return this;
}
public ContentWriter put(String key, Intent value) {
mValues.put(key, value == null ? null : value.toUri(0));
return this;
}
public ContentWriter putIcon(Bitmap value, UserHandle user) {
mIcon = value;
mUser = user;
return this;
}
public ContentWriter put(String key, UserHandle user) {
return put(key, UserManagerCompat.getInstance(mContext).getSerialNumberForUser(user));
}
/**
* Commits any pending validation and returns the final values.
* Must not be called on UI thread.
*/
public ContentValues getValues(Context context) {
Preconditions.assertNonUiThread();
if (mIcon != null && !LauncherAppState.getInstance(context).getIconCache()
.isDefaultIcon(mIcon, mUser)) {
mValues.put(LauncherSettings.Favorites.ICON, Utilities.flattenBitmap(mIcon));
mIcon = null;
}
return mValues;
}
public int commit() {
if (mCommitParams != null) {
return mContext.getContentResolver().update(mCommitParams.mUri, getValues(mContext),
mCommitParams.mWhere, mCommitParams.mSelectionArgs);
}
return 0;
}
public static final class CommitParams {
final Uri mUri = LauncherSettings.Favorites.CONTENT_URI;
String mWhere;
String[] mSelectionArgs;
public CommitParams(String where, String[] selectionArgs) {
mWhere = where;
mSelectionArgs = selectionArgs;
}
}
}
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