Add Settings page for three finger tap customization

Test: TouchpadThreeFingerTapFragmentTest
Test: TouchpadThreeFingerTapPreferenceControllerTest
Flag: com.android.hardware.input.touchpad_three_finger_tap_shortcut
Bug: 376249366
Change-Id: I63a9a1cbe5f5ed644c39e1a30aa724ea9e5088cb

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

@@ -0,0 +1,57 @@
+/*
+ * 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 static com.android.settings.inputmethod.NewKeyboardSettingsUtils.isTouchpad;
+
+import android.app.settings.SettingsEnums;
+import android.content.Context;
+
+import com.android.settings.R;
+import com.android.settings.dashboard.DashboardFragment;
+import com.android.settings.search.BaseSearchIndexProvider;
+import com.android.settingslib.search.SearchIndexable;
+
+/** Input settings for touchpad three finger tap. */
+@SearchIndexable(forTarget = SearchIndexable.ALL & ~SearchIndexable.ARC)
+public class TouchpadThreeFingerTapFragment extends DashboardFragment {
+
+    private static final String TAG = "TouchpadThreeFingerTapFragment";
+
+    @Override
+    public int getMetricsCategory() {
+        return SettingsEnums.TOUCHPAD_THREE_FINGER_TAP;
+    }
+
+    @Override
+    protected int getPreferenceScreenResId() {
+        return R.xml.input_touchpad_three_finger_tap_customization;
+    }
+
+    @Override
+    protected String getLogTag() {
+        return TAG;
+    }
+
+    public static final BaseSearchIndexProvider SEARCH_INDEX_DATA_PROVIDER =
+            new BaseSearchIndexProvider(R.xml.input_touchpad_three_finger_tap_customization) {
+                @Override
+                protected boolean isPageSearchEnabled(Context context) {
+                    return isTouchpad();
+                }
+            };
+}