From ef1a9b798d4020056baea586c13c9d8a1cd83e14 Mon Sep 17 00:00:00 2001
From: Jagrut Desai <jagrutdesai@google.com>
Date: Fri, 17 Mar 2023 15:30:25 -0700
Subject: [PATCH] Make clear announcment for taskbar education.

Test: Manual
Bug: 273393698
Bug: 273408584
Flag: not needed
Change-Id: I6c6eb1e1e1047a2e702592290bf5735e8bfa6ce2
---
 quickstep/res/layout/taskbar_edu_tooltip.xml  |  2 +
 .../taskbar/TaskbarEduTooltipController.kt    | 40 +++++++++++++++++++
 res/values/id.xml                             |  2 +
 3 files changed, 44 insertions(+)

diff --git a/quickstep/res/layout/taskbar_edu_tooltip.xml b/quickstep/res/layout/taskbar_edu_tooltip.xml
index 29f49566f6..3fcd713147 100644
--- a/quickstep/res/layout/taskbar_edu_tooltip.xml
+++ b/quickstep/res/layout/taskbar_edu_tooltip.xml
@@ -21,6 +21,8 @@
     android:clipChildren="false"
     android:clipToPadding="false"
     android:fitsSystemWindows="true"
+    android:focusable="true"
+    android:importantForAccessibility="yes"
     android:gravity="center"
     android:orientation="vertical">
 
diff --git a/quickstep/src/com/android/launcher3/taskbar/TaskbarEduTooltipController.kt b/quickstep/src/com/android/launcher3/taskbar/TaskbarEduTooltipController.kt
index bc582e2b65..e56e258d12 100644
--- a/quickstep/src/com/android/launcher3/taskbar/TaskbarEduTooltipController.kt
+++ b/quickstep/src/com/android/launcher3/taskbar/TaskbarEduTooltipController.kt
@@ -17,10 +17,13 @@ package com.android.launcher3.taskbar
 
 import android.graphics.PorterDuff.Mode.SRC_ATOP
 import android.graphics.PorterDuffColorFilter
+import android.os.Bundle
 import android.view.View
 import android.view.View.GONE
 import android.view.View.VISIBLE
 import android.view.ViewGroup
+import android.view.accessibility.AccessibilityEvent
+import android.view.accessibility.AccessibilityNodeInfo
 import androidx.annotation.IntDef
 import androidx.annotation.LayoutRes
 import com.airbnb.lottie.LottieAnimationView
@@ -153,6 +156,7 @@ class TaskbarEduTooltipController(val activityContext: TaskbarActivityContext) :
             FLAG_AUTOHIDE_SUSPEND_EDU_OPEN,
             true
         )
+
         tooltip.onCloseCallback = {
             this.tooltip = null
             controllers.taskbarAutohideSuspendController.updateFlag(
@@ -161,11 +165,47 @@ class TaskbarEduTooltipController(val activityContext: TaskbarActivityContext) :
             )
             controllers.taskbarStashController.updateAndAnimateTransientTaskbar(true)
         }
+        tooltip.accessibilityDelegate = createAccessibilityDelegate()
 
         overlayContext.layoutInflater.inflate(contentResId, tooltip.content, true)
         this.tooltip = tooltip
     }
 
+    private fun createAccessibilityDelegate() =
+        object : View.AccessibilityDelegate() {
+            override fun performAccessibilityAction(
+                host: View?,
+                action: Int,
+                args: Bundle?
+            ): Boolean {
+                if (action == R.id.close) {
+                    hide()
+                    return true
+                }
+                return super.performAccessibilityAction(host, action, args)
+            }
+
+            override fun onPopulateAccessibilityEvent(host: View?, event: AccessibilityEvent?) {
+                super.onPopulateAccessibilityEvent(host, event)
+                if (event?.eventType == AccessibilityEvent.TYPE_WINDOW_STATE_CHANGED) {
+                    event.text?.add(host?.context?.getText(R.string.taskbar_edu_a11y_title))
+                }
+            }
+
+            override fun onInitializeAccessibilityNodeInfo(
+                host: View?,
+                info: AccessibilityNodeInfo?
+            ) {
+                super.onInitializeAccessibilityNodeInfo(host, info)
+                info?.addAction(
+                    AccessibilityNodeInfo.AccessibilityAction(
+                        R.id.close,
+                        host?.context?.getText(R.string.taskbar_edu_close)
+                    )
+                )
+            }
+        }
+
     override fun dumpLogs(prefix: String?, pw: PrintWriter?) {
         pw?.println(prefix + "TaskbarEduTooltipController:")
         pw?.println("$prefix\tisTooltipEnabled=$isTooltipEnabled")
diff --git a/res/values/id.xml b/res/values/id.xml
index dc819443a6..7b812de71e 100644
--- a/res/values/id.xml
+++ b/res/values/id.xml
@@ -28,6 +28,7 @@
     <item type="id" name="home" />
     <item type="id" name="recent_apps" />
     <item type="id" name="back" />
+    <item type="id" name="close"/>
     <item type="id" name="ime_switcher" />
     <item type="id" name="accessibility_button" />
     <item type="id" name="rotate_suggestion" />
@@ -41,4 +42,5 @@
 
     <item type="id" name="saved_floating_widget_foreground" />
     <item type="id" name="saved_floating_widget_background" />
+
 </resources>