Show comfirm dialog before deleting a wallpaper

Bug: 122505782
Test: Manual
Change-Id: I013df1e3d8e33268f382cb237447d8ed2bd8a0a6

1 files changed, 14 insertions, 3 deletions

diff --git a/src/com/android/wallpaper/livepicker/LiveWallpaperPreview.java b/src/com/android/wallpaper/livepicker/LiveWallpaperPreview.java
index a410e21..3e95643 100644
--- a/src/com/android/wallpaper/livepicker/LiveWallpaperPreview.java
+++ b/src/com/android/wallpaper/livepicker/LiveWallpaperPreview.java
@@ -410,13 +410,25 @@ public class LiveWallpaperPreview extends Activity {
         mWallpaperManager.setWallpaperOffsets(windowToken, 0.5f /* xOffset */, 0.0f /* yOffset */);
     }
 
-    private void deleteLiveWallpaper() {
+    @VisibleForTesting
+    void deleteLiveWallpaper() {
         if (mDeleteIntent != null) {
             startService(mDeleteIntent);
             finish();
         }
     }
 
+    private void showDeleteConfirmDialog() {
+        final AlertDialog alertDialog = new AlertDialog.Builder(this /* context */,
+                R.style.AlertDialogStyle)
+                .setMessage(R.string.delete_wallpaper_confirmation)
+                .setPositiveButton(R.string.delete_live_wallpaper,
+                        (dialog, which) -> deleteLiveWallpaper())
+                .setNegativeButton(android.R.string.cancel, null /* listener */)
+                .create();
+        alertDialog.show();
+    }
+
     @Override
     public boolean onOptionsItemSelected(MenuItem item) {
         int id = item.getItemId();
@@ -424,8 +436,7 @@ public class LiveWallpaperPreview extends Activity {
             startActivity(mSettingsIntent);
             return true;
         } else if (id == R.id.delete_wallpaper) {
-            // TODO(b/122505782): Need delete confirm dialog.
-            deleteLiveWallpaper();
+            showDeleteConfirmDialog();
             return true;
         } else if (id == android.R.id.home) {
             onBackPressed();