Dream (screensaver) settings.

Depends on change Ied691856 for Settings.Secure.DREAM_TIMEOUT and Settings.Secure.DREAM_COMPONENT. Change-Id: Ib6f74b74036e12637efb891b97e459a4e33444e7
2011-04-15 11:18:57 -04:00
parent ba61aaaaa3
commit 2943cfa606
9 changed files with 514 additions and 16 deletions
--- a/src/com/android/settings/DreamSettings.java
+++ b/src/com/android/settings/DreamSettings.java
@@ -0,0 +1,128 @@
+/*
+ * Copyright (C) 2010 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;
+
+import static android.provider.Settings.Secure.DREAM_TIMEOUT;
+
+import android.app.ActivityManagerNative;
+import android.app.admin.DevicePolicyManager;
+import android.content.ContentResolver;
+import android.content.Context;
+import android.content.res.Configuration;
+import android.database.ContentObserver;
+import android.os.Bundle;
+import android.os.Handler;
+import android.os.RemoteException;
+import android.os.ServiceManager;
+import android.preference.CheckBoxPreference;
+import android.preference.ListPreference;
+import android.preference.Preference;
+import android.preference.PreferenceScreen;
+import android.provider.Settings;
+import android.util.Log;
+import android.view.IWindowManager;
+
+import java.util.ArrayList;
+
+public class DreamSettings extends SettingsPreferenceFragment implements
+        Preference.OnPreferenceChangeListener {
+    private static final String TAG = "DreamSettings";
+
+    private static final String KEY_DREAM_TIMEOUT = "dream_timeout";
+
+    private ListPreference mScreenTimeoutPreference;
+    private ListPreference mDreamTimeoutPreference;
+
+    @Override
+    public void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+        ContentResolver resolver = getActivity().getContentResolver();
+
+        addPreferencesFromResource(R.xml.dream_settings);
+
+        mDreamTimeoutPreference = (ListPreference) findPreference(KEY_DREAM_TIMEOUT);
+        final long currentSaverTimeout = Settings.Secure.getLong(resolver, DREAM_TIMEOUT,
+                0);
+        mDreamTimeoutPreference.setValue(String.valueOf(currentSaverTimeout));
+        mDreamTimeoutPreference.setOnPreferenceChangeListener(this);
+        updateTimeoutPreferenceDescription(resolver, mDreamTimeoutPreference,
+                R.string.dream_timeout_summary,
+                R.string.dream_timeout_zero_summary,
+                currentSaverTimeout);
+    }
+
+    private void updateTimeoutPreferenceDescription(
+            ContentResolver resolver,
+            ListPreference pref, 
+            int summaryStrings,
+            long currentTimeout) {
+        updateTimeoutPreferenceDescription(resolver, pref, summaryStrings, 0, currentTimeout);
+    }
+    private void updateTimeoutPreferenceDescription(
+            ContentResolver resolver,
+            ListPreference pref, 
+            int summaryStrings,
+            int zeroString,
+            long currentTimeout) {
+        String summary;
+        if (currentTimeout == 0) {
+            summary = pref.getContext().getString(zeroString);
+        } else {
+            final CharSequence[] entries = pref.getEntries();
+            final CharSequence[] values = pref.getEntryValues();
+            int best = 0;
+            for (int i = 0; i < values.length; i++) {
+                long timeout = Long.valueOf(values[i].toString());
+                if (currentTimeout >= timeout) {
+                    best = i;
+                }
+            }
+            summary = pref.getContext().getString(summaryStrings, entries[best]);
+        }
+        pref.setSummary(summary);
+    }
+
+    @Override
+    public void onResume() {
+        super.onResume();
+    }
+
+    @Override
+    public void onPause() {
+        super.onPause();
+    }
+
+    public boolean onPreferenceChange(Preference preference, Object objValue) {
+        final String key = preference.getKey();
+        if (KEY_DREAM_TIMEOUT.equals(key)) {
+            int value = Integer.parseInt((String) objValue);
+            try {
+                Settings.Secure.putInt(getContentResolver(),
+                        DREAM_TIMEOUT, value);
+                updateTimeoutPreferenceDescription(getContentResolver(),
+                        mDreamTimeoutPreference,
+                        R.string.dream_timeout_summary, 
+                        R.string.dream_timeout_zero_summary, 
+                        value);
+            } catch (NumberFormatException e) {
+                Log.e(TAG, "could not persist dream timeout setting", e);
+            }
+        }
+
+        return true;
+    }
+}