1 /*
2  * Copyright (C) 2022 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  */
17 
18 package com.android.systemui.user.ui.binder
19 
20 import android.content.Context
21 import android.graphics.drawable.Drawable
22 import android.graphics.drawable.GradientDrawable
23 import android.graphics.drawable.LayerDrawable
24 import android.view.View
25 import android.widget.ImageView
26 import androidx.core.content.res.ResourcesCompat
27 import com.android.settingslib.Utils
28 import com.android.systemui.res.R
29 import com.android.systemui.common.ui.binder.TextViewBinder
30 import com.android.systemui.user.ui.viewmodel.UserViewModel
31 
32 /** Binds a user view to its view-model. */
33 object UserViewBinder {
34     /** Binds the given view to the given view-model. */
bindnull35     fun bind(view: View, viewModel: UserViewModel) {
36         TextViewBinder.bind(view.requireViewById(R.id.user_switcher_text), viewModel.name)
37         view
38             .requireViewById<ImageView>(R.id.user_switcher_icon)
39             .setImageDrawable(getSelectableDrawable(view.context, viewModel))
40         view.alpha = viewModel.alpha
41         if (viewModel.onClicked != null) {
42             view.setOnClickListener { viewModel.onClicked.invoke() }
43         } else {
44             view.setOnClickListener(null)
45         }
46     }
47 
getSelectableDrawablenull48     private fun getSelectableDrawable(context: Context, viewModel: UserViewModel): Drawable {
49         val layerDrawable =
50             checkNotNull(
51                     ResourcesCompat.getDrawable(
52                         context.resources,
53                         R.drawable.user_switcher_icon_large,
54                         context.theme,
55                     )
56                 )
57                 .mutate() as LayerDrawable
58         if (viewModel.isSelectionMarkerVisible) {
59             (layerDrawable.findDrawableByLayerId(R.id.ring) as GradientDrawable).apply {
60                 val stroke =
61                     context.resources.getDimensionPixelSize(
62                         R.dimen.user_switcher_icon_selected_width
63                     )
64                 val color =
65                     Utils.getColorAttrDefaultColor(
66                         context,
67                         com.android.internal.R.attr.colorAccentPrimary
68                     )
69 
70                 setStroke(stroke, color)
71             }
72         }
73 
74         layerDrawable.setDrawableByLayerId(R.id.user_avatar, viewModel.image)
75         return layerDrawable
76     }
77 }
78