1 /*
2  * Copyright (C) 2017 The Android Open Source Project
3  *
4  * Licensed under the Apache License, Version 2.0 (the "License");
5  * you may not use this file except in compliance with the License.
6  * You may obtain a copy of the License at
7  *
8  *      http://www.apache.org/licenses/LICENSE-2.0
9  *
10  * Unless required by applicable law or agreed to in writing, software
11  * distributed under the License is distributed on an "AS IS" BASIS,
12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13  * See the License for the specific language governing permissions and
14  * limitations under the License.
15  */
16 package com.android.wallpaper.picker;
17 
18 import android.content.Context;
19 import android.content.Intent;
20 import android.os.Bundle;
21 
22 import androidx.fragment.app.Fragment;
23 import androidx.fragment.app.FragmentManager;
24 
25 import com.android.wallpaper.R;
26 import com.android.wallpaper.config.BaseFlags;
27 import com.android.wallpaper.model.InlinePreviewIntentFactory;
28 import com.android.wallpaper.model.WallpaperInfo;
29 import com.android.wallpaper.module.InjectorProvider;
30 import com.android.wallpaper.module.LargeScreenMultiPanesChecker;
31 import com.android.wallpaper.picker.AppbarFragment.AppbarFragmentHost;
32 import com.android.wallpaper.picker.preview.ui.WallpaperPreviewActivity;
33 import com.android.wallpaper.util.ActivityUtils;
34 
35 /**
36  * Activity that displays a view-only preview of a specific wallpaper.
37  *
38  * <p>TODO(b/298037335): Maybe reuse PreviewActivity and remove ViewOnlyPreviewActivity.
39  */
40 public class ViewOnlyPreviewActivity extends BasePreviewActivity implements AppbarFragmentHost {
41 
42     /**
43      * Returns a new Intent with the provided WallpaperInfo instance put as an extra.
44      */
newIntent(Context context, WallpaperInfo wallpaper)45     public static Intent newIntent(Context context, WallpaperInfo wallpaper) {
46         return new Intent(context, ViewOnlyPreviewActivity.class)
47                 .putExtra(EXTRA_WALLPAPER_INFO, wallpaper);
48     }
49 
50     /**
51      * Returns a new Intent with extra to start this activity.
52      *
53      * @param isVewAsHome true to preview home screen, otherwise preview lock screen.
54      */
newIntent(Context context, WallpaperInfo wallpaper, boolean isVewAsHome, boolean isAssetIdPresent)55     public static Intent newIntent(Context context, WallpaperInfo wallpaper,
56             boolean isVewAsHome, boolean isAssetIdPresent) {
57         return newIntent(context, wallpaper).putExtra(EXTRA_VIEW_AS_HOME, isVewAsHome)
58                 .putExtra(IS_ASSET_ID_PRESENT, isAssetIdPresent);
59     }
60 
61     @Override
onCreate(Bundle savedInstanceState)62     protected void onCreate(Bundle savedInstanceState) {
63         super.onCreate(savedInstanceState);
64         setContentView(R.layout.activity_preview);
65 
66         enableFullScreen();
67 
68         FragmentManager fm = getSupportFragmentManager();
69         Fragment fragment = fm.findFragmentById(R.id.fragment_container);
70 
71         if (fragment == null) {
72             Intent intent = getIntent();
73             WallpaperInfo wallpaper = intent.getParcelableExtra(EXTRA_WALLPAPER_INFO);
74             boolean viewAsHome = intent.getBooleanExtra(EXTRA_VIEW_AS_HOME, true);
75             boolean isAssetIdPresent = intent.getBooleanExtra(IS_ASSET_ID_PRESENT, true);
76             fragment = InjectorProvider.getInjector().getPreviewFragment(
77                     /* context */ this,
78                     wallpaper,
79                     viewAsHome,
80                     isAssetIdPresent,
81                     /* isNewTask= */ false);
82             fm.beginTransaction()
83                     .add(R.id.fragment_container, fragment)
84                     .commit();
85         }
86     }
87 
88     @Override
onUpArrowPressed()89     public void onUpArrowPressed() {
90         onBackPressed();
91     }
92 
93     @Override
isUpArrowSupported()94     public boolean isUpArrowSupported() {
95         return !ActivityUtils.isSUWMode(getBaseContext());
96     }
97 
98     /**
99      * Implementation that provides an intent to start a PreviewActivity.
100      *
101      * <p>Get singleton instance from [Injector] instead of creating new instance directly.
102      */
103     public static class ViewOnlyPreviewActivityIntentFactory implements InlinePreviewIntentFactory {
104         private boolean mIsViewAsHome = false;
105 
106         @Override
newIntent(Context context, WallpaperInfo wallpaper, boolean isAssetIdPresent)107         public Intent newIntent(Context context, WallpaperInfo wallpaper,
108                 boolean isAssetIdPresent) {
109             Context appContext = context.getApplicationContext();
110             LargeScreenMultiPanesChecker multiPanesChecker = new LargeScreenMultiPanesChecker();
111             final boolean isMultiPanel = multiPanesChecker.isMultiPanesEnabled(appContext);
112             final BaseFlags flags = InjectorProvider.getInjector().getFlags();
113             if (flags.isMultiCropEnabled()) {
114                 return WallpaperPreviewActivity.Companion.newIntent(appContext, wallpaper,
115                         isAssetIdPresent, mIsViewAsHome, /* isNewTask= */ isMultiPanel);
116             }
117 
118             // Launch a full preview activity for devices supporting multipanel mode
119             if (isMultiPanel) {
120                 return FullPreviewActivity.newIntent(appContext, wallpaper, mIsViewAsHome,
121                         isAssetIdPresent);
122             }
123 
124             return ViewOnlyPreviewActivity.newIntent(appContext, wallpaper, mIsViewAsHome,
125                     isAssetIdPresent);
126         }
127 
128         @Override
setViewAsHome(boolean isViewAsHome)129         public void setViewAsHome(boolean isViewAsHome) {
130             mIsViewAsHome = isViewAsHome;
131         }
132     }
133 }
134