Added deepidle stats

Change-Id: I6a19d60d615658eb05a7cb7a0fc08b53fb04089f

2 files changed, 61 insertions, 3 deletions

diff --git a/CrespoParts/src/com/cyanogenmod/settings/device/DeviceSettings.java b/CrespoParts/src/com/cyanogenmod/settings/device/DeviceSettings.java
index 39c9595..de26a53 100644
--- a/CrespoParts/src/com/cyanogenmod/settings/device/DeviceSettings.java
+++ b/CrespoParts/src/com/cyanogenmod/settings/device/DeviceSettings.java
@@ -44,6 +44,7 @@ public class DeviceSettings extends Activity {
     public static final String KEY_COLOR_TUNING = "color_tuning";
     public static final String KEY_GAMMA_TUNING = "gamma_tuning";
     public static final String KEY_DEEPIDLE = "deepidle";
+    public static final String KEY_DEEPIDLE_STATS = "deepidle_stats";
     public static final String KEY_NOTIFICATION = "touchkey_notification";
     public static final String KEY_CATEGORY_RADIO = "category_radio";
     public static final String KEY_HSPA = "hspa";
diff --git a/CrespoParts/src/com/cyanogenmod/settings/device/GeneralFragmentActivity.java b/CrespoParts/src/com/cyanogenmod/settings/device/GeneralFragmentActivity.java
index f101de1..eb183a2 100644
--- a/CrespoParts/src/com/cyanogenmod/settings/device/GeneralFragmentActivity.java
+++ b/CrespoParts/src/com/cyanogenmod/settings/device/GeneralFragmentActivity.java
@@ -22,17 +22,25 @@ import android.os.Bundle;
 import android.preference.CheckBoxPreference;
 import android.preference.ListPreference;
 import android.preference.Preference;
+import android.preference.Preference.OnPreferenceClickListener;
 import android.preference.PreferenceActivity;
 import android.preference.PreferenceFragment;
 import android.preference.PreferenceManager;
 import android.preference.PreferenceScreen;
 import android.util.Log;
+import android.view.View;
+import android.app.AlertDialog;
+import android.content.DialogInterface;
+import android.content.DialogInterface.OnClickListener;
+import android.widget.TextView;
 
 import com.cyanogenmod.settings.device.R;
 
-public class GeneralFragmentActivity extends PreferenceFragment {
+public class GeneralFragmentActivity extends PreferenceFragment implements OnPreferenceClickListener {
 
     private static final String CPU_DEEPIDLE_FILE = "/sys/class/misc/deepidle/enabled";
+    private static final String CPU_DEEPIDLE_STATS = "/sys/class/misc/deepidle/idle_stats_list";
+    private static final String CPU_DEEPIDLE_RESET = "/sys/class/misc/deepidle/reset_stats";
     private static final String TOUCHKEY_NOTIFICATION_FILE = "/sys/class/misc/notification/enabled";
     private static final String PREF_ENABLED = "1";
     private static final String TAG = "CrespoParts_General";
@@ -62,6 +70,11 @@ public class GeneralFragmentActivity extends PreferenceFragment {
             mNotification.setEnabled(false);
         }
 
+		Preference p = findPreference(DeviceSettings.KEY_DEEPIDLE_STATS);
+		if(p != null) {
+			p.setOnPreferenceClickListener(this);
+		}
+
     }
 
     @Override
@@ -92,11 +105,55 @@ public class GeneralFragmentActivity extends PreferenceFragment {
         SharedPreferences sharedPrefs = PreferenceManager.getDefaultSharedPreferences(context);
         if (isSupported(CPU_DEEPIDLE_FILE)) {
             String sDefaultValue = Utils.readOneLine(CPU_DEEPIDLE_FILE);
-            Utils.writeValue(CPU_DEEPIDLE_FILE, sharedPrefs.getBoolean(DeviceSettings.KEY_DEEPIDLE, PREF_ENABLED.equals(sDefaultValue)));
+            Utils.writeValue(CPU_DEEPIDLE_FILE, sharedPrefs.getBoolean(DeviceSettings.KEY_DEEPIDLE,
+                             PREF_ENABLED.equals(sDefaultValue)));
         }
         if (isSupported(TOUCHKEY_NOTIFICATION_FILE)) {
             String sDefaultValue = Utils.readOneLine(TOUCHKEY_NOTIFICATION_FILE);
-            Utils.writeValue(TOUCHKEY_NOTIFICATION_FILE, sharedPrefs.getBoolean(DeviceSettings.KEY_NOTIFICATION, PREF_ENABLED.equals(sDefaultValue)));
+            Utils.writeValue(TOUCHKEY_NOTIFICATION_FILE, sharedPrefs.getBoolean(DeviceSettings.KEY_NOTIFICATION,
+                             PREF_ENABLED.equals(sDefaultValue)));
         }
     }
+
+	private void showIdleStatsDialog() {
+		// display dialog
+		final View content = getActivity().getLayoutInflater().inflate(R.layout.idle_stats_dialog, null);
+
+        String sStatsLine = Utils.readOneLine(CPU_DEEPIDLE_STATS);
+        String[] sValues = sStatsLine.split(" ");
+		((TextView)content.findViewById(R.id.time1)).setText(sValues[0]);
+		((TextView)content.findViewById(R.id.time2)).setText(sValues[2]);
+		((TextView)content.findViewById(R.id.time3)).setText(sValues[4]);
+		((TextView)content.findViewById(R.id.avg1)).setText(sValues[1]);
+		((TextView)content.findViewById(R.id.avg2)).setText(sValues[3]);
+		((TextView)content.findViewById(R.id.avg3)).setText(sValues[5]);
+
+		AlertDialog.Builder builder = new AlertDialog.Builder(getActivity());
+		builder.setTitle(getString(R.string.label_deepidle_stats));
+		builder.setView(content);
+		builder.setPositiveButton(getString(R.string.label_reset), new OnClickListener() {
+			@Override
+			public void onClick(DialogInterface dialog, int which) {
+				Utils.writeValue(CPU_DEEPIDLE_RESET, "1");
+				dialog.dismiss();
+			}
+		});
+		builder.setNegativeButton(getString(R.string.label_close), new OnClickListener() {
+			@Override
+			public void onClick(DialogInterface dialog, int which) {
+				dialog.dismiss();
+			}
+		});
+		builder.show();
+	}
+	
+	@Override
+	public boolean onPreferenceClick(Preference preference) {
+		boolean ret = false;
+		if(preference.getKey().equals(DeviceSettings.KEY_DEEPIDLE_STATS)) {
+			showIdleStatsDialog();
+			ret = true;
+		}
+		return ret;
+	}
 }