Use theme colors for bubble bar drop target

Using colorPrimaryContainer for the background.

Bug: 313661121
Test: manual, change theme and observe the drop target color is updated
Change-Id: I9929b49d1e9750551cf552800265601cd8f9ac4d

2 files changed, 28 insertions, 6 deletions

diff --git a/libs/WindowManager/Shell/res/color/bubble_drop_target_background_color.xml b/libs/WindowManager/Shell/res/color/bubble_drop_target_background_color.xml
new file mode 100644
index 000000000000..ab1ab984fd5f
--- /dev/null
+++ b/libs/WindowManager/Shell/res/color/bubble_drop_target_background_color.xml
@@ -0,0 +1,20 @@
+<?xml version="1.0" encoding="utf-8"?><!--
+  ~ 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.
+  -->
+
+<selector xmlns:android="http://schemas.android.com/apk/res/android"
+          xmlns:androidprv="http://schemas.android.com/apk/prv/res/android">
+    <item android:alpha="0.35" android:color="?androidprv:attr/materialColorPrimaryContainer" />
+</selector>
\ No newline at end of file
diff --git a/libs/WindowManager/Shell/res/drawable/bubble_drop_target_background.xml b/libs/WindowManager/Shell/res/drawable/bubble_drop_target_background.xml
index 468b5c2a712f..9dcde3b54421 100644
--- a/libs/WindowManager/Shell/res/drawable/bubble_drop_target_background.xml
+++ b/libs/WindowManager/Shell/res/drawable/bubble_drop_target_background.xml
@@ -1,5 +1,4 @@
-<?xml version="1.0" encoding="utf-8"?>
-<!--
+<?xml version="1.0" encoding="utf-8"?><!--
   ~ Copyright (C) 2024 The Android Open Source Project
   ~
   ~ Licensed under the Apache License, Version 2.0 (the "License");
@@ -14,9 +13,12 @@
   ~ See the License for the specific language governing permissions and
   ~ limitations under the License.
   -->
-<shape android:shape="rectangle"
-       xmlns:android="http://schemas.android.com/apk/res/android">
-    <solid android:color="#bf309fb5" />
+<shape xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:androidprv="http://schemas.android.com/apk/prv/res/android"
+    android:shape="rectangle">
     <corners android:radius="@dimen/bubble_bar_expanded_view_corner_radius" />
-    <stroke android:width="1dp" android:color="#A00080FF"/>
+    <solid android:color="@color/bubble_drop_target_background_color" />
+    <stroke
+        android:width="1dp"
+        android:color="?androidprv:attr/materialColorPrimaryContainer" />
 </shape>