Adds LTE toggle button to powerwidget. Toggles between NT_MODE_GLOBAL

and NT_MODE_CDMA.

Change-Id: Ib98bf8409e6a1481f3196ccd303689e97afd3646

Author: gsarrica

core/java/android/provider/Settings.java

@@ -2090,6 +2090,13 @@ public static void setShowGTalkServiceStatus(ContentResolver cr, boolean flag) {
         */
         public static final String EXPANDED_NETWORK_MODE = "expanded_network_mode";
 
+        /**
+         * Notification Power Widget - Custom LTE Toggle
+         * 1 - lte on, 0 - lte off
+         * @hide
+         */
+         public static final String LTE_MODE = "lte_mode";
+
         /**
         * Notification Power Widget - Custom Screen Timeout
         * @hide

packages/SystemUI/res/drawable-hdpi/stat_lte_off.png

@@ -0,0 +1,85 @@
+package com.android.systemui.statusbar.powerwidget;
+
+import android.content.ContentResolver;
+import android.content.Context;
+import android.content.Intent;
+import android.net.Uri;
+import android.provider.Settings;
+import android.provider.Settings.SettingNotFoundException;
+import android.telephony.TelephonyManager;
+
+import com.android.internal.telephony.Phone;
+import com.android.systemui.R;
+
+import java.util.ArrayList;
+import java.util.List;
+
+public class LTEButton extends PowerButton{
+
+    private static final List<Uri> OBSERVED_URIS = new ArrayList<Uri>();
+    static {
+        OBSERVED_URIS.add(Settings.System.getUriFor(Settings.System.LTE_MODE));
+    }
+
+    public LTEButton() { mType = BUTTON_LTE; }
+
+    @Override
+    protected void updateState() {
+        ContentResolver resolver = mView.getContext().getContentResolver();
+        int network = getCurrentPreferredNetworkMode(mView.getContext());
+        switch(network) {
+            case Phone.NT_MODE_GLOBAL:
+                mIcon = R.drawable.stat_lte_on;
+                mState = STATE_ENABLED;
+                Settings.System.putInt(resolver, Settings.System.LTE_MODE, 1);
+                break;
+            case Phone.NT_MODE_CDMA:
+                mIcon = R.drawable.stat_lte_off;
+                mState = STATE_DISABLED;
+                Settings.System.putInt(resolver, Settings.System.LTE_MODE, 0);
+                break;
+        }
+    }
+
+    @Override
+    protected void toggleState() {
+        TelephonyManager tm = (TelephonyManager) mView.getContext()
+            .getSystemService(Context.TELEPHONY_SERVICE);
+        int network = getCurrentPreferredNetworkMode(mView.getContext());
+        ContentResolver resolver = mView.getContext().getContentResolver();
+        if (Phone.NT_MODE_GLOBAL == network) {
+            tm.toggleLTE(false);
+            mState = STATE_DISABLED;
+            Settings.System.putInt(resolver, Settings.System.LTE_MODE, 0);
+        } else if (Phone.NT_MODE_CDMA == network) {
+            tm.toggleLTE(true);
+            mState = STATE_ENABLED;
+            Settings.System.putInt(resolver, Settings.System.LTE_MODE, 1);
+        }
+    }
+
+    @Override
+    protected boolean handleLongClick() {
+        Intent intent = new Intent(Intent.ACTION_MAIN);
+        intent.setClassName("com.android.phone", "com.android.phone.Settings");
+        intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
+        mView.getContext().startActivity(intent);
+        return true;
+    }
+
+    @Override
+    protected List<Uri> getObservedUris() {
+        return OBSERVED_URIS;
+    }
+
+    private static int getCurrentPreferredNetworkMode(Context context) {
+        int network = -1;
+        try {
+            network = Settings.Secure.getInt(context.getContentResolver(),
+                    Settings.Secure.PREFERRED_NETWORK_MODE);
+        } catch (SettingNotFoundException e) {
+            e.printStackTrace();
+        }
+        return network;
+    }
+}

packages/SystemUI/res/drawable-hdpi/stat_lte_on.png

@@ -51,6 +51,7 @@ public abstract class PowerButton {
     public static final String BUTTON_MEDIA_PREVIOUS = "toggleMediaPrevious";
     public static final String BUTTON_MEDIA_NEXT = "toggleMediaNext";
     public static final String BUTTON_WIMAX = "toggleWimax";
+    public static final String BUTTON_LTE = "toggleLte";
     public static final String BUTTON_UNKNOWN = "unknown";
 
     private static final Mode MASK_MODE = Mode.SCREEN;
@@ -76,6 +77,7 @@ public abstract class PowerButton {
         BUTTONS.put(BUTTON_MEDIA_PLAY_PAUSE, MediaPlayPauseButton.class);
         BUTTONS.put(BUTTON_MEDIA_PREVIOUS, MediaPreviousButton.class);
         BUTTONS.put(BUTTON_MEDIA_NEXT, MediaNextButton.class);
+        BUTTONS.put(BUTTON_LTE, LTEButton.class);
         /* BUTTONS.put(BUTTON_WIMAX, WimaxButton.class); */
     }
     // this is a list of our currently loaded buttons

packages/SystemUI/res/drawable-mdpi/stat_lte_off.png

@@ -470,6 +470,14 @@ public int getNetworkType() {
         }
     }
 
+    public void toggleLTE(boolean on) {
+        try {
+            getITelephony().toggleLTE(on);
+        } catch (RemoteException e) {
+            //Silently fail
+        }
+    }
+
     /** Unknown network class. {@hide} */
     public static final int NETWORK_CLASS_UNKNOWN = 0;
     /** Class of broadly defined "2G" networks. {@hide} */