Separate long press timeout preference controller form accessibility

Bug: 135056871
Test: manual, robotests
Change-Id: If49e4336b3461ec2a9568b8652c5aab0ff64ecfe

src/com/android/settings/accessibility/SelectLongPressTimeoutPreferenceController.java

@@ -0,0 +1,96 @@
+/*
+ * Copyright (C) 2019 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.accessibility;
+
+import android.content.Context;
+import android.provider.Settings;
+
+import androidx.preference.ListPreference;
+import androidx.preference.Preference;
+
+import com.android.settings.R;
+import com.android.settings.core.BasePreferenceController;
+
+import java.util.HashMap;
+import java.util.Map;
+
+public class SelectLongPressTimeoutPreferenceController extends BasePreferenceController implements
+        Preference.OnPreferenceChangeListener {
+
+    private final Map<String, String> mLongPressTimeoutValueToTitleMap;
+    private int mLongPressTimeoutDefault;
+
+    public SelectLongPressTimeoutPreferenceController(Context context, String preferenceKey) {
+        super(context, preferenceKey);
+        mLongPressTimeoutValueToTitleMap = new HashMap<>();
+        initLongPressTimeoutValueToTitleMap();
+    }
+
+    @Override
+    public int getAvailabilityStatus() {
+        return AVAILABLE;
+    }
+
+    @Override
+    public boolean onPreferenceChange(Preference preference, Object object) {
+        if (!(preference instanceof ListPreference)) {
+            return false;
+        }
+        final ListPreference listPreference = (ListPreference) preference;
+        final int newValue = Integer.parseInt((String) object);
+        Settings.Secure.putInt(mContext.getContentResolver(),
+                Settings.Secure.LONG_PRESS_TIMEOUT, newValue);
+        updateState(listPreference);
+        return true;
+
+    }
+
+    @Override
+    public void updateState(Preference preference) {
+        super.updateState(preference);
+        if (!(preference instanceof ListPreference)) {
+            return;
+        }
+        final ListPreference listPreference = (ListPreference) preference;
+        listPreference.setValue(getLongPressTimeoutValue());
+    }
+
+    @Override
+    public CharSequence getSummary() {
+        return mLongPressTimeoutValueToTitleMap.get(getLongPressTimeoutValue());
+    }
+
+    private String getLongPressTimeoutValue() {
+        final int longPressTimeout = Settings.Secure.getInt(mContext.getContentResolver(),
+                Settings.Secure.LONG_PRESS_TIMEOUT, mLongPressTimeoutDefault);
+        return String.valueOf(longPressTimeout);
+    }
+
+    private void initLongPressTimeoutValueToTitleMap() {
+        if (mLongPressTimeoutValueToTitleMap.size() == 0) {
+            final String[] timeoutValues = mContext.getResources().getStringArray(
+                    R.array.long_press_timeout_selector_values);
+            mLongPressTimeoutDefault = Integer.parseInt(timeoutValues[0]);
+            final String[] timeoutTitles = mContext.getResources().getStringArray(
+                    R.array.long_press_timeout_selector_titles);
+            final int timeoutValueCount = timeoutValues.length;
+            for (int i = 0; i < timeoutValueCount; i++) {
+                mLongPressTimeoutValueToTitleMap.put(timeoutValues[i], timeoutTitles[i]);
+            }
+        }
+    }
+}