Add talkback feedback when setting passowrd/pin/pattern complete

Bug: 297959385
Test: 1. Enable talkback
      2. Change or Set a password/pattern/pin
      3. Check if there is a feedback after setting complete
Change-Id: I9a63bc99575e27b504dd3130e416f65dac068b4e
diff --git a/res/values/strings.xml b/res/values/strings.xml
index 01f2525..c8d2990 100644
--- a/res/values/strings.xml
+++ b/res/values/strings.xml
@@ -12633,4 +12633,7 @@
     <string name="content_protection_preference_subpage_summary"></string>
     <!-- Default information at the bottom of the subpage of content protection settings. Will be overlaid by OEM. -->
     <string name="content_protection_preference_subpage_info"></string>
+
+    <!-- Content description for setting password complete-->
+    <string name="accessibility_setup_password_complete">Password is now set up</string>
 </resources>
diff --git a/src/com/android/settings/password/ChooseLockPassword.java b/src/com/android/settings/password/ChooseLockPassword.java
index 800adb0..d36fb89 100644
--- a/src/com/android/settings/password/ChooseLockPassword.java
+++ b/src/com/android/settings/password/ChooseLockPassword.java
@@ -1084,6 +1084,12 @@
                     startActivity(intent);
                 }
             }
+
+            if (mLayout != null) {
+                mLayout.announceForAccessibility(
+                        getString(R.string.accessibility_setup_password_complete));
+            }
+
             getActivity().finish();
         }
 
diff --git a/src/com/android/settings/password/ChooseLockPattern.java b/src/com/android/settings/password/ChooseLockPattern.java
index 20d1e7d..075dab1 100644
--- a/src/com/android/settings/password/ChooseLockPattern.java
+++ b/src/com/android/settings/password/ChooseLockPattern.java
@@ -871,6 +871,12 @@
                     startActivity(intent);
                 }
             }
+
+            if (mSudContent != null) {
+                mSudContent.announceForAccessibility(
+                        getString(R.string.accessibility_setup_password_complete));
+            }
+
             getActivity().finish();
         }
     }