Add Volume Dialog window title based on the currently active slider.

Flag: com.android.systemui.volume_redesign
Bug: 369994090
Test: manual on the foldable
Change-Id: If80334326b0ec37b8ff850196dd710dcb97aa02d
diff --git a/packages/SystemUI/src/com/android/systemui/volume/dialog/VolumeDialog.kt b/packages/SystemUI/src/com/android/systemui/volume/dialog/VolumeDialog.kt
index 7476c6a..097a60f 100644
--- a/packages/SystemUI/src/com/android/systemui/volume/dialog/VolumeDialog.kt
+++ b/packages/SystemUI/src/com/android/systemui/volume/dialog/VolumeDialog.kt
@@ -25,20 +25,20 @@
 import com.android.systemui.res.R
 import com.android.systemui.volume.Events
 import com.android.systemui.volume.dialog.domain.interactor.VolumeDialogVisibilityInteractor
-import com.android.systemui.volume.dialog.ui.binder.VolumeDialogBinder
+import com.android.systemui.volume.dialog.ui.binder.VolumeDialogViewBinder
 import javax.inject.Inject
 
 class VolumeDialog
 @Inject
 constructor(
     @Application context: Context,
-    private val dialogBinder: VolumeDialogBinder,
+    private val viewBinder: VolumeDialogViewBinder,
     private val visibilityInteractor: VolumeDialogVisibilityInteractor,
 ) : Dialog(ContextThemeWrapper(context, R.style.volume_dialog_theme)) {
 
     override fun onCreate(savedInstanceState: Bundle?) {
         super.onCreate(savedInstanceState)
-        dialogBinder.bind(this)
+        viewBinder.bind(this)
     }
 
     /**
diff --git a/packages/SystemUI/src/com/android/systemui/volume/dialog/shared/model/VolumeDialogStreamModel.kt b/packages/SystemUI/src/com/android/systemui/volume/dialog/shared/model/VolumeDialogStreamModel.kt
index be3cd97..cec58c3 100644
--- a/packages/SystemUI/src/com/android/systemui/volume/dialog/shared/model/VolumeDialogStreamModel.kt
+++ b/packages/SystemUI/src/com/android/systemui/volume/dialog/shared/model/VolumeDialogStreamModel.kt
@@ -16,6 +16,7 @@
 
 package com.android.systemui.volume.dialog.shared.model
 
+import android.content.Context
 import androidx.annotation.StringRes
 import com.android.systemui.plugins.VolumeDialogController
 
@@ -29,7 +30,9 @@
     val levelMax: Int = 0,
     val muted: Boolean = false,
     val muteSupported: Boolean = false,
+    /** You likely need to use [streamLabel] instead. */
     @StringRes val name: Int = 0,
+    /** You likely need to use [streamLabel] instead. */
     val remoteLabel: String? = null,
     val routedToBluetooth: Boolean = false,
 ) {
@@ -51,3 +54,10 @@
         routedToBluetooth = legacyState.routedToBluetooth,
     )
 }
+
+fun VolumeDialogStreamModel.streamLabel(context: Context): String {
+    if (remoteLabel != null) {
+        return remoteLabel
+    }
+    return context.resources.getString(name)
+}
diff --git a/packages/SystemUI/src/com/android/systemui/volume/dialog/ui/binder/VolumeDialogBinder.kt b/packages/SystemUI/src/com/android/systemui/volume/dialog/ui/binder/VolumeDialogBinder.kt
deleted file mode 100644
index cd535e4..0000000
--- a/packages/SystemUI/src/com/android/systemui/volume/dialog/ui/binder/VolumeDialogBinder.kt
+++ /dev/null
@@ -1,93 +0,0 @@
-/*
- * Copyright (C) 2024 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.systemui.volume.dialog.ui.binder
-
-import android.app.Dialog
-import android.graphics.Color
-import android.graphics.PixelFormat
-import android.graphics.drawable.ColorDrawable
-import android.view.View
-import android.view.ViewGroup
-import android.view.Window
-import android.view.WindowManager
-import com.android.systemui.res.R
-import com.android.systemui.volume.dialog.dagger.scope.VolumeDialog
-import com.android.systemui.volume.dialog.dagger.scope.VolumeDialogScope
-import com.android.systemui.volume.dialog.ringer.ui.binder.VolumeDialogRingerViewBinder
-import com.android.systemui.volume.dialog.settings.ui.binder.VolumeDialogSettingsButtonViewBinder
-import com.android.systemui.volume.dialog.sliders.ui.VolumeDialogSlidersViewBinder
-import com.android.systemui.volume.dialog.ui.viewmodel.VolumeDialogGravityViewModel
-import javax.inject.Inject
-import kotlinx.coroutines.CoroutineScope
-import kotlinx.coroutines.flow.launchIn
-import kotlinx.coroutines.flow.onEach
-
-/** Binds the Volume Dialog itself. */
-@VolumeDialogScope
-class VolumeDialogBinder
-@Inject
-constructor(
-    @VolumeDialog private val coroutineScope: CoroutineScope,
-    private val volumeDialogViewBinder: VolumeDialogViewBinder,
-    private val slidersViewBinder: VolumeDialogSlidersViewBinder,
-    private val volumeDialogRingerViewBinder: VolumeDialogRingerViewBinder,
-    private val settingsButtonViewBinder: VolumeDialogSettingsButtonViewBinder,
-    private val gravityViewModel: VolumeDialogGravityViewModel,
-) {
-
-    fun bind(dialog: Dialog) {
-        with(dialog) {
-            setupWindow(window!!)
-            dialog.setContentView(R.layout.volume_dialog)
-            dialog.setCanceledOnTouchOutside(true)
-
-            with(dialog.requireViewById<View>(R.id.volume_dialog_container)) {
-                volumeDialogRingerViewBinder.bind(this)
-                slidersViewBinder.bind(this)
-                settingsButtonViewBinder.bind(this)
-                volumeDialogViewBinder.bind(dialog, this)
-            }
-        }
-    }
-
-    /** Configures [Window] for the [Dialog]. */
-    private fun setupWindow(window: Window) =
-        with(window) {
-            clearFlags(WindowManager.LayoutParams.FLAG_DIM_BEHIND)
-            addFlags(
-                WindowManager.LayoutParams.FLAG_NOT_FOCUSABLE or
-                    WindowManager.LayoutParams.FLAG_NOT_TOUCH_MODAL or
-                    WindowManager.LayoutParams.FLAG_WATCH_OUTSIDE_TOUCH or
-                    WindowManager.LayoutParams.FLAG_HARDWARE_ACCELERATED
-            )
-            addPrivateFlags(WindowManager.LayoutParams.PRIVATE_FLAG_TRUSTED_OVERLAY)
-
-            requestFeature(Window.FEATURE_NO_TITLE)
-            setBackgroundDrawable(ColorDrawable(Color.TRANSPARENT))
-            setType(WindowManager.LayoutParams.TYPE_VOLUME_OVERLAY)
-            setWindowAnimations(-1)
-            setFormat(PixelFormat.TRANSLUCENT)
-
-            attributes =
-                attributes.apply {
-                    title = "VolumeDialog" // Not the same as Window#setTitle
-                }
-            setLayout(ViewGroup.LayoutParams.WRAP_CONTENT, ViewGroup.LayoutParams.WRAP_CONTENT)
-
-            gravityViewModel.dialogGravity.onEach { window.setGravity(it) }.launchIn(coroutineScope)
-        }
-}
diff --git a/packages/SystemUI/src/com/android/systemui/volume/dialog/ui/binder/VolumeDialogViewBinder.kt b/packages/SystemUI/src/com/android/systemui/volume/dialog/ui/binder/VolumeDialogViewBinder.kt
index 23e6eac..f9c7bc0 100644
--- a/packages/SystemUI/src/com/android/systemui/volume/dialog/ui/binder/VolumeDialogViewBinder.kt
+++ b/packages/SystemUI/src/com/android/systemui/volume/dialog/ui/binder/VolumeDialogViewBinder.kt
@@ -17,15 +17,26 @@
 package com.android.systemui.volume.dialog.ui.binder
 
 import android.app.Dialog
+import android.graphics.Color
+import android.graphics.PixelFormat
+import android.graphics.drawable.ColorDrawable
 import android.view.Gravity
 import android.view.View
+import android.view.ViewGroup
+import android.view.Window
+import android.view.WindowManager
 import com.android.internal.view.RotationPolicy
 import com.android.systemui.lifecycle.WindowLifecycleState
 import com.android.systemui.lifecycle.repeatWhenAttached
 import com.android.systemui.lifecycle.viewModel
+import com.android.systemui.res.R
 import com.android.systemui.volume.SystemUIInterpolators
+import com.android.systemui.volume.dialog.dagger.scope.VolumeDialog
 import com.android.systemui.volume.dialog.dagger.scope.VolumeDialogScope
+import com.android.systemui.volume.dialog.ringer.ui.binder.VolumeDialogRingerViewBinder
+import com.android.systemui.volume.dialog.settings.ui.binder.VolumeDialogSettingsButtonViewBinder
 import com.android.systemui.volume.dialog.shared.model.VolumeDialogVisibilityModel
+import com.android.systemui.volume.dialog.sliders.ui.VolumeDialogSlidersViewBinder
 import com.android.systemui.volume.dialog.ui.utils.JankListenerFactory
 import com.android.systemui.volume.dialog.ui.utils.suspendAnimate
 import com.android.systemui.volume.dialog.ui.viewmodel.VolumeDialogGravityViewModel
@@ -40,6 +51,7 @@
 import kotlinx.coroutines.flow.first
 import kotlinx.coroutines.flow.launchIn
 import kotlinx.coroutines.flow.mapLatest
+import kotlinx.coroutines.flow.onEach
 
 /** Binds the root view of the Volume Dialog. */
 @OptIn(ExperimentalCoroutinesApi::class)
@@ -52,9 +64,15 @@
     private val viewModelFactory: VolumeDialogViewModel.Factory,
     private val jankListenerFactory: JankListenerFactory,
     private val tracer: VolumeTracer,
+    @VolumeDialog private val coroutineScope: CoroutineScope,
+    private val volumeDialogRingerViewBinder: VolumeDialogRingerViewBinder,
+    private val slidersViewBinder: VolumeDialogSlidersViewBinder,
+    private val settingsButtonViewBinder: VolumeDialogSettingsButtonViewBinder,
 ) {
 
-    fun bind(dialog: Dialog, view: View) {
+    fun bind(dialog: Dialog) {
+        setupDialog(dialog)
+        val view: View = dialog.requireViewById(R.id.volume_dialog_container)
         view.alpha = 0f
         view.repeatWhenAttached {
             view.viewModel(
@@ -62,11 +80,46 @@
                 minWindowLifecycleState = WindowLifecycleState.ATTACHED,
                 factory = { viewModelFactory.create() },
             ) { viewModel ->
+                viewModel.dialogTitle.onEach { dialog.window?.setTitle(it) }.launchIn(this)
+
                 animateVisibility(view, dialog, viewModel.dialogVisibilityModel)
 
                 awaitCancellation()
             }
         }
+        volumeDialogRingerViewBinder.bind(view)
+        slidersViewBinder.bind(view)
+        settingsButtonViewBinder.bind(view)
+    }
+
+    /** Configures [Window] for the [Dialog]. */
+    private fun setupDialog(dialog: Dialog) {
+        with(dialog.window!!) {
+            clearFlags(WindowManager.LayoutParams.FLAG_DIM_BEHIND)
+            addFlags(
+                WindowManager.LayoutParams.FLAG_NOT_FOCUSABLE or
+                    WindowManager.LayoutParams.FLAG_NOT_TOUCH_MODAL or
+                    WindowManager.LayoutParams.FLAG_WATCH_OUTSIDE_TOUCH or
+                    WindowManager.LayoutParams.FLAG_HARDWARE_ACCELERATED
+            )
+            addPrivateFlags(WindowManager.LayoutParams.PRIVATE_FLAG_TRUSTED_OVERLAY)
+
+            requestFeature(Window.FEATURE_NO_TITLE)
+            setBackgroundDrawable(ColorDrawable(Color.TRANSPARENT))
+            setType(WindowManager.LayoutParams.TYPE_VOLUME_OVERLAY)
+            setWindowAnimations(-1)
+            setFormat(PixelFormat.TRANSLUCENT)
+
+            attributes =
+                attributes.apply {
+                    title = "VolumeDialog" // Not the same as Window#setTitle
+                }
+            setLayout(ViewGroup.LayoutParams.WRAP_CONTENT, ViewGroup.LayoutParams.WRAP_CONTENT)
+
+            gravityViewModel.dialogGravity.onEach { setGravity(it) }.launchIn(coroutineScope)
+        }
+        dialog.setContentView(R.layout.volume_dialog)
+        dialog.setCanceledOnTouchOutside(true)
     }
 
     private fun CoroutineScope.animateVisibility(
diff --git a/packages/SystemUI/src/com/android/systemui/volume/dialog/ui/viewmodel/VolumeDialogViewModel.kt b/packages/SystemUI/src/com/android/systemui/volume/dialog/ui/viewmodel/VolumeDialogViewModel.kt
index 84c837c..e9786d0 100644
--- a/packages/SystemUI/src/com/android/systemui/volume/dialog/ui/viewmodel/VolumeDialogViewModel.kt
+++ b/packages/SystemUI/src/com/android/systemui/volume/dialog/ui/viewmodel/VolumeDialogViewModel.kt
@@ -16,21 +16,42 @@
 
 package com.android.systemui.volume.dialog.ui.viewmodel
 
+import android.content.Context
 import com.android.systemui.lifecycle.ExclusiveActivatable
+import com.android.systemui.res.R
 import com.android.systemui.volume.dialog.domain.interactor.VolumeDialogVisibilityInteractor
 import com.android.systemui.volume.dialog.shared.model.VolumeDialogVisibilityModel
+import com.android.systemui.volume.dialog.shared.model.streamLabel
+import com.android.systemui.volume.dialog.sliders.domain.interactor.VolumeDialogSliderInteractor
+import com.android.systemui.volume.dialog.sliders.domain.interactor.VolumeDialogSlidersInteractor
 import dagger.assisted.AssistedFactory
 import dagger.assisted.AssistedInject
+import kotlinx.coroutines.ExperimentalCoroutinesApi
 import kotlinx.coroutines.awaitCancellation
 import kotlinx.coroutines.flow.Flow
+import kotlinx.coroutines.flow.flatMapLatest
+import kotlinx.coroutines.flow.map
 
 /** Provides a state for the Volume Dialog. */
+@OptIn(ExperimentalCoroutinesApi::class)
 class VolumeDialogViewModel
 @AssistedInject
-constructor(dialogVisibilityInteractor: VolumeDialogVisibilityInteractor) : ExclusiveActivatable() {
+constructor(
+    private val context: Context,
+    dialogVisibilityInteractor: VolumeDialogVisibilityInteractor,
+    volumeDialogSlidersInteractor: VolumeDialogSlidersInteractor,
+    private val volumeDialogSliderInteractorFactory: VolumeDialogSliderInteractor.Factory,
+) : ExclusiveActivatable() {
 
     val dialogVisibilityModel: Flow<VolumeDialogVisibilityModel> =
         dialogVisibilityInteractor.dialogVisibility
+    val dialogTitle: Flow<String> =
+        volumeDialogSlidersInteractor.sliders.flatMapLatest { slidersModel ->
+            val interactor = volumeDialogSliderInteractorFactory.create(slidersModel.slider)
+            interactor.slider.map { sliderModel ->
+                context.getString(R.string.volume_dialog_title, sliderModel.streamLabel(context))
+            }
+        }
 
     override suspend fun onActivated(): Nothing {
         awaitCancellation()