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/*
* Copyright (C) 2021 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.model;
import static com.android.launcher3.InvariantDeviceProfile.DeviceType;
import static com.android.launcher3.InvariantDeviceProfile.TYPE_PHONE;
import static com.android.launcher3.logging.StatsLogManager.LauncherEvent.LAUNCHER_GRID_SIZE_2;
import static com.android.launcher3.logging.StatsLogManager.LauncherEvent.LAUNCHER_GRID_SIZE_3;
import static com.android.launcher3.logging.StatsLogManager.LauncherEvent.LAUNCHER_GRID_SIZE_4;
import static com.android.launcher3.logging.StatsLogManager.LauncherEvent.LAUNCHER_GRID_SIZE_5;
import android.content.Context;
import android.content.SharedPreferences;
import android.text.TextUtils;
import com.android.launcher3.InvariantDeviceProfile;
import com.android.launcher3.Utilities;
import com.android.launcher3.logging.StatsLogManager.LauncherEvent;
import java.util.Locale;
import java.util.Objects;
/**
* Utility class representing persisted grid properties.
*/
public class DeviceGridState {
public static final String KEY_WORKSPACE_SIZE = "migration_src_workspace_size";
public static final String KEY_HOTSEAT_COUNT = "migration_src_hotseat_count";
public static final String KEY_DEVICE_TYPE = "migration_src_device_type";
private final String mGridSizeString;
private final int mNumHotseat;
private final @DeviceType int mDeviceType;
public DeviceGridState(InvariantDeviceProfile idp) {
mGridSizeString = String.format(Locale.ENGLISH, "%d,%d", idp.numColumns, idp.numRows);
mNumHotseat = idp.numDatabaseHotseatIcons;
mDeviceType = idp.deviceType;
}
public DeviceGridState(Context context) {
SharedPreferences prefs = Utilities.getPrefs(context);
mGridSizeString = prefs.getString(KEY_WORKSPACE_SIZE, "");
mNumHotseat = prefs.getInt(KEY_HOTSEAT_COUNT, -1);
mDeviceType = prefs.getInt(KEY_DEVICE_TYPE, TYPE_PHONE);
}
/**
* Returns the device type for the grid
*/
public @DeviceType int getDeviceType() {
return mDeviceType;
}
/**
* Stores the device state to shared preferences
*/
public void writeToPrefs(Context context) {
Utilities.getPrefs(context).edit()
.putString(KEY_WORKSPACE_SIZE, mGridSizeString)
.putInt(KEY_HOTSEAT_COUNT, mNumHotseat)
.putInt(KEY_DEVICE_TYPE, mDeviceType)
.apply();
}
/**
* Returns the logging event corresponding to the grid state
*/
public LauncherEvent getWorkspaceSizeEvent() {
if (!TextUtils.isEmpty(mGridSizeString)) {
switch (mGridSizeString.charAt(0)) {
case '5':
return LAUNCHER_GRID_SIZE_5;
case '4':
return LAUNCHER_GRID_SIZE_4;
case '3':
return LAUNCHER_GRID_SIZE_3;
case '2':
return LAUNCHER_GRID_SIZE_2;
}
}
return null;
}
@Override
public String toString() {
return "DeviceGridState{"
+ "mGridSizeString='" + mGridSizeString + '\''
+ ", mNumHotseat=" + mNumHotseat
+ ", mDeviceType=" + mDeviceType
+ '}';
}
/**
* Returns true if the database from another DeviceGridState can be loaded into the current
* DeviceGridState without migration, or false otherwise.
*/
public boolean isCompatible(DeviceGridState other) {
if (this == other) return true;
if (other == null) return false;
return mNumHotseat == other.mNumHotseat
&& Objects.equals(mGridSizeString, other.mGridSizeString);
}
}
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