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/*
* Copyright (C) 2014 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.compat;
import android.content.ComponentName;
import android.content.Context;
import android.content.Intent;
import android.content.pm.ApplicationInfo;
import android.content.pm.LauncherActivityInfo;
import android.graphics.Rect;
import android.os.Bundle;
import android.os.UserHandle;
import android.support.annotation.Nullable;
import com.android.launcher3.LauncherAppState;
import com.android.launcher3.ShortcutInfo;
import com.android.launcher3.Utilities;
import com.android.launcher3.graphics.LauncherIcons;
import com.android.launcher3.shortcuts.ShortcutInfoCompat;
import java.util.List;
public abstract class LauncherAppsCompat {
public interface OnAppsChangedCallbackCompat {
void onPackageRemoved(String packageName, UserHandle user);
void onPackageAdded(String packageName, UserHandle user);
void onPackageChanged(String packageName, UserHandle user);
void onPackagesAvailable(String[] packageNames, UserHandle user, boolean replacing);
void onPackagesUnavailable(String[] packageNames, UserHandle user, boolean replacing);
void onPackagesSuspended(String[] packageNames, UserHandle user);
void onPackagesUnsuspended(String[] packageNames, UserHandle user);
void onShortcutsChanged(String packageName, List<ShortcutInfoCompat> shortcuts,
UserHandle user);
}
protected LauncherAppsCompat() {
}
private static LauncherAppsCompat sInstance;
private static Object sInstanceLock = new Object();
public static LauncherAppsCompat getInstance(Context context) {
synchronized (sInstanceLock) {
if (sInstance == null) {
if (Utilities.isAtLeastO()) {
sInstance = new LauncherAppsCompatVO(context.getApplicationContext());
} else {
sInstance = new LauncherAppsCompatVL(context.getApplicationContext());
}
}
return sInstance;
}
}
public abstract List<LauncherActivityInfo> getActivityList(String packageName,
UserHandle user);
public abstract LauncherActivityInfo resolveActivity(Intent intent,
UserHandle user);
public abstract void startActivityForProfile(ComponentName component, UserHandle user,
Rect sourceBounds, Bundle opts);
public abstract ApplicationInfo getApplicationInfo(
String packageName, int flags, UserHandle user);
public abstract void showAppDetailsForProfile(ComponentName component, UserHandle user);
public abstract void addOnAppsChangedCallback(OnAppsChangedCallbackCompat listener);
public abstract void removeOnAppsChangedCallback(OnAppsChangedCallbackCompat listener);
public abstract boolean isPackageEnabledForProfile(String packageName, UserHandle user);
public abstract boolean isActivityEnabledForProfile(ComponentName component,
UserHandle user);
public abstract List<ShortcutConfigActivityInfo> getCustomShortcutActivityList();
/**
* request.accept() will initiate the following flow:
* -> go-to-system-process for actual processing (a)
* -> callback-to-launcher on UI thread (b)
* -> post callback on the worker thread (c)
* -> Update model and unpin (in system) any shortcut not in out model. (d)
*
* Note that (b) will take at-least one frame as it involves posting callback from binder
* thread to UI thread.
* If (d) happens before we add this shortcut to our model, we will end up unpinning
* the shortcut in the system.
* Here its the caller's responsibility to add the newly created ShortcutInfo immediately
* to the model (which may involves a single post-to-worker-thread). That will guarantee
* that (d) happens after model is updated.
*/
@Nullable
public static ShortcutInfo createShortcutInfoFromPinItemRequest(
Context context, PinItemRequestCompat request) {
if (request != null &&
request.getRequestType() == PinItemRequestCompat.REQUEST_TYPE_SHORTCUT &&
request.isValid() && request.accept()) {
ShortcutInfoCompat compat = new ShortcutInfoCompat(request.getShortcutInfo());
ShortcutInfo info = new ShortcutInfo(compat, context);
// Apply the unbadged icon and fetch the actual icon asynchronously.
info.iconBitmap = LauncherIcons
.createShortcutIcon(compat, context, false /* badged */);
LauncherAppState.getInstance(context).getModel()
.updateAndBindShortcutInfo(info, compat);
return info;
} else {
return null;
}
}
}
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