Add data saver to settings

Bug: 22817899 Change-Id: Ic3055aa6a5baae1653db350313366f180c049cc7
2016-01-21 14:12:11 -05:00
parent 3d71918c58
commit 764f45db91
18 changed files with 755 additions and 53 deletions
--- a/src/com/android/settings/datausage/DataSaverSummary.java
+++ b/src/com/android/settings/datausage/DataSaverSummary.java
@@ -0,0 +1,83 @@
+/*
+ * Copyright (C) 2016 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.datausage;
+
+import android.os.Bundle;
+import android.support.v7.preference.Preference;
+import android.util.Log;
+import android.widget.Switch;
+import com.android.settings.InstrumentedFragment;
+import com.android.settings.R;
+import com.android.settings.SettingsActivity;
+import com.android.settings.SettingsPreferenceFragment;
+import com.android.settings.widget.SwitchBar;
+
+public class DataSaverSummary extends SettingsPreferenceFragment
+        implements SwitchBar.OnSwitchChangeListener, DataSaverBackend.Listener {
+
+    private static final String KEY_UNRESTRICTED_ACCESS = "unrestricted_access";
+
+    private SwitchBar mSwitchBar;
+    private DataSaverBackend mDataSaverBackend;
+    private Preference mUnrestrictedAccess;
+
+    @Override
+    public void onCreate(Bundle icicle) {
+        super.onCreate(icicle);
+
+        addPreferencesFromResource(R.xml.data_saver);
+        mUnrestrictedAccess = findPreference(KEY_UNRESTRICTED_ACCESS);
+        mDataSaverBackend = new DataSaverBackend(getContext());
+    }
+
+    @Override
+    public void onActivityCreated(Bundle savedInstanceState) {
+        super.onActivityCreated(savedInstanceState);
+        mSwitchBar = ((SettingsActivity) getActivity()).getSwitchBar();
+        mSwitchBar.show();
+        mSwitchBar.addOnSwitchChangeListener(this);
+    }
+
+    @Override
+    public void onResume() {
+        super.onResume();
+        mDataSaverBackend.addListener(this);
+        mDataSaverBackend.refreshWhitelist();
+        int count = mDataSaverBackend.getWhitelistedCount();
+        mUnrestrictedAccess.setSummary(getResources().getQuantityString(
+                R.plurals.data_saver_unrestricted_summary, count, count));
+    }
+
+    @Override
+    public void onPause() {
+        super.onPause();
+        mDataSaverBackend.remListener(this);
+    }
+
+    @Override
+    public void onSwitchChanged(Switch switchView, boolean isChecked) {
+        mDataSaverBackend.setDataSaverEnabled(isChecked);
+    }
+
+    @Override
+    protected int getMetricsCategory() {
+        return InstrumentedFragment.DATA_SAVER_SUMMARY;
+    }
+
+    @Override
+    public void onDataSaverChanged(boolean isDataSaving) {
+        mSwitchBar.setChecked(isDataSaving);
+    }
+}