Reorganize notification Settings classes

The notification package was getting too big.

Test: make -j64 RunSettingsRoboTests
Fixes: 145224451
Change-Id: I25ba82f42f7a137d8adcce72dcf8089d0e018bdc

src/com/android/settings/notification/zen/ZenAutomaticRuleSwitchPreferenceController.java

@@ -0,0 +1,97 @@
+/*
+ * Copyright (C) 2017 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.notification.zen;
+
+import android.app.AutomaticZenRule;
+import android.content.Context;
+import android.widget.Switch;
+
+import androidx.fragment.app.Fragment;
+import androidx.preference.Preference;
+import androidx.preference.PreferenceScreen;
+
+import com.android.settings.R;
+import com.android.settings.widget.SwitchBar;
+import com.android.settingslib.core.lifecycle.Lifecycle;
+import com.android.settingslib.widget.LayoutPreference;
+
+public class ZenAutomaticRuleSwitchPreferenceController extends
+        AbstractZenModeAutomaticRulePreferenceController implements
+        SwitchBar.OnSwitchChangeListener {
+
+    private static final String KEY = "zen_automatic_rule_switch";
+    private AutomaticZenRule mRule;
+    private String mId;
+    private SwitchBar mSwitchBar;
+
+    public ZenAutomaticRuleSwitchPreferenceController(Context context, Fragment parent,
+            Lifecycle lifecycle) {
+        super(context, KEY, parent, lifecycle);
+    }
+
+    @Override
+    public String getPreferenceKey() {
+        return KEY;
+    }
+
+    @Override
+    public boolean isAvailable() {
+        return mRule != null && mId != null;
+    }
+
+    @Override
+    public void displayPreference(PreferenceScreen screen) {
+        super.displayPreference(screen);
+        LayoutPreference pref = screen.findPreference(KEY);
+        mSwitchBar = pref.findViewById(R.id.switch_bar);
+
+        if (mSwitchBar != null) {
+            mSwitchBar.setSwitchBarText(R.string.zen_mode_use_automatic_rule,
+                    R.string.zen_mode_use_automatic_rule);
+            try {
+                pref.setOnPreferenceClickListener(preference -> {
+                    mRule.setEnabled(!mRule.isEnabled());
+                    mBackend.updateZenRule(mId, mRule);
+                    return true;
+                });
+                mSwitchBar.addOnSwitchChangeListener(this);
+            } catch (IllegalStateException e) {
+                // an exception is thrown if you try to add the listener twice
+            }
+            mSwitchBar.show();
+        }
+    }
+
+    public void onResume(AutomaticZenRule rule, String id) {
+        mRule = rule;
+        mId = id;
+    }
+
+    public void updateState(Preference preference) {
+        if (mRule != null) {
+            mSwitchBar.setChecked(mRule.isEnabled());
+        }
+    }
+
+    @Override
+    public void onSwitchChanged(Switch switchView, boolean isChecked) {
+        final boolean enabled = isChecked;
+        if (enabled == mRule.isEnabled()) return;
+        mRule.setEnabled(enabled);
+        mBackend.updateZenRule(mId, mRule);
+    }
+}