packages/SystemUI/src/com/android/systemui/statusbar/powerwidget/MobileDataButton.java


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package com.android.systemui.statusbar.powerwidget;

import com.android.systemui.R;

import android.content.Context;
import android.content.Intent;
import android.content.IntentFilter;
import android.content.SharedPreferences;
import android.net.ConnectivityManager;
import android.provider.Settings;

import com.android.internal.telephony.TelephonyIntents;

public class MobileDataButton extends PowerButton {

    public static final String ACTION_MODIFY_NETWORK_MODE = "com.android.internal.telephony.MODIFY_NETWORK_MODE";
    public static final String EXTRA_NETWORK_MODE = "networkMode";

    public MobileDataButton() { mType = BUTTON_MOBILEDATA; }

    @Override
    protected void updateState(Context context) {
        if (getDataState(context)) {
            mIcon = R.drawable.stat_data_on;
            mState = STATE_ENABLED;
        } else {
            mIcon = R.drawable.stat_data_off;
            mState = STATE_DISABLED;
        }
    }

    @Override
    protected void toggleState(Context context) {
        boolean enabled = getDataState(context);

        ConnectivityManager cm = (ConnectivityManager) context
                .getSystemService(Context.CONNECTIVITY_SERVICE);
        if (enabled) {
            cm.setMobileDataEnabled(false);
        } else {
            cm.setMobileDataEnabled(true);
        }
    }

    @Override
    protected boolean handleLongClick(Context context) {
        // it may be better to make an Intent action for this or find the appropriate one
        // we may want to look at that option later
        Intent intent = new Intent(Intent.ACTION_MAIN);
        intent.setClassName("com.android.phone", "com.android.phone.Settings");
        intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
        context.startActivity(intent);
        return true;
    }

    @Override
    protected IntentFilter getBroadcastIntentFilter() {
        IntentFilter filter = new IntentFilter();
        filter.addAction(TelephonyIntents.ACTION_ANY_DATA_CONNECTION_STATE_CHANGED);
        return filter;
    }

    private boolean getDataState(Context context) {
        ConnectivityManager cm = (ConnectivityManager) context
            .getSystemService(Context.CONNECTIVITY_SERVICE);
        return cm.getMobileDataEnabled();
    }
}