Add Settings for vector-specific PointerIcon fill colors.

Bug: 305193969
Test: PointerIconLoadingTest
Flag: com.android.systemui.enable_vector_cursor_a11y_settings
Change-Id: I84b4a6d5fde48309c2e3374963f92b8246167628

src/com/android/settings/inputmethod/PointerFillStylePreferenceController.java

@@ -0,0 +1,67 @@
+/*
+ * Copyright 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.settings.inputmethod;
+
+import android.content.Context;
+import android.os.UserHandle;
+import android.provider.Settings;
+
+import androidx.annotation.NonNull;
+import androidx.annotation.VisibleForTesting;
+import androidx.preference.Preference;
+import androidx.preference.PreferenceDataStore;
+import androidx.preference.PreferenceScreen;
+
+import com.android.settings.core.BasePreferenceController;
+
+public class PointerFillStylePreferenceController extends BasePreferenceController {
+
+    @VisibleForTesting
+    static final String KEY_POINTER_FILL_STYLE = "pointer_fill_style";
+
+    public PointerFillStylePreferenceController(@NonNull Context context) {
+        super(context, KEY_POINTER_FILL_STYLE);
+    }
+
+    @AvailabilityStatus
+    public int getAvailabilityStatus() {
+        return android.view.flags.Flags.enableVectorCursorA11ySettings() ? AVAILABLE
+                : CONDITIONALLY_UNAVAILABLE;
+    }
+
+    @Override
+    public void displayPreference(PreferenceScreen screen) {
+        super.displayPreference(screen);
+        Preference pointerFillStylePreference = screen.findPreference(KEY_POINTER_FILL_STYLE);
+        if (pointerFillStylePreference == null) {
+            return;
+        }
+        pointerFillStylePreference.setPreferenceDataStore(new PreferenceDataStore() {
+            @Override
+            public void putInt(@NonNull String key, int value) {
+                Settings.System.putIntForUser(mContext.getContentResolver(), key, value,
+                        UserHandle.USER_CURRENT);
+            }
+
+            @Override
+            public int getInt(@NonNull String key, int defValue) {
+                return Settings.System.getIntForUser(mContext.getContentResolver(), key, defValue,
+                        UserHandle.USER_CURRENT);
+            }
+        });
+    }
+}