| /* |
| * Copyright (C) 2009 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.phone2; |
| |
| import android.content.Context; |
| import android.os.AsyncResult; |
| import android.os.Handler; |
| import android.os.Message; |
| import android.preference.CheckBoxPreference; |
| import android.util.AttributeSet; |
| import android.util.Log; |
| |
| import com.android.internal.telephony.Phone; |
| |
| public class Use2GOnlyCheckBoxPreference extends CheckBoxPreference { |
| private static final String LOG_TAG = "Use2GOnlyCheckBoxPreference"; |
| private static final boolean DBG = true; |
| |
| private Phone mPhone; |
| private MyHandler mHandler; |
| |
| public Use2GOnlyCheckBoxPreference(Context context) { |
| this(context, null); |
| } |
| |
| public Use2GOnlyCheckBoxPreference(Context context, AttributeSet attrs) { |
| this(context, attrs,com.android.internal.R.attr.checkBoxPreferenceStyle); |
| } |
| |
| public Use2GOnlyCheckBoxPreference(Context context, AttributeSet attrs, int defStyle) { |
| super(context, attrs, defStyle); |
| mPhone = PhoneApp.getPhone(); |
| mHandler = new MyHandler(); |
| mPhone.getPreferredNetworkType( |
| mHandler.obtainMessage(MyHandler.MESSAGE_GET_PREFERRED_NETWORK_TYPE)); |
| } |
| |
| @Override |
| protected void onClick() { |
| super.onClick(); |
| |
| int networkType = isChecked() ? Phone.NT_MODE_GSM_ONLY : Phone.NT_MODE_WCDMA_PREF; |
| Log.i(LOG_TAG, "set preferred network type="+networkType); |
| mPhone.setPreferredNetworkType(networkType, mHandler |
| .obtainMessage(MyHandler.MESSAGE_SET_PREFERRED_NETWORK_TYPE)); |
| } |
| |
| private class MyHandler extends Handler { |
| |
| private static final int MESSAGE_GET_PREFERRED_NETWORK_TYPE = 0; |
| private static final int MESSAGE_SET_PREFERRED_NETWORK_TYPE = 1; |
| |
| @Override |
| public void handleMessage(Message msg) { |
| switch (msg.what) { |
| case MESSAGE_GET_PREFERRED_NETWORK_TYPE: |
| handleGetPreferredNetworkTypeResponse(msg); |
| break; |
| |
| case MESSAGE_SET_PREFERRED_NETWORK_TYPE: |
| handleSetPreferredNetworkTypeResponse(msg); |
| break; |
| } |
| } |
| |
| private void handleGetPreferredNetworkTypeResponse(Message msg) { |
| AsyncResult ar = (AsyncResult) msg.obj; |
| |
| if (ar.exception == null) { |
| int type = ((int[])ar.result)[0]; |
| Log.i(LOG_TAG, "get preferred network type="+type); |
| setChecked(type == Phone.NT_MODE_GSM_ONLY); |
| } else { |
| // Weird state, disable the setting |
| Log.i(LOG_TAG, "get preferred network type, exception="+ar.exception); |
| setEnabled(false); |
| } |
| } |
| |
| private void handleSetPreferredNetworkTypeResponse(Message msg) { |
| AsyncResult ar = (AsyncResult) msg.obj; |
| |
| if (ar.exception != null) { |
| // Yikes, error, disable the setting |
| setEnabled(false); |
| // Set UI to current state |
| Log.i(LOG_TAG, "set preferred network type, exception=" + ar.exception); |
| mPhone.getPreferredNetworkType(obtainMessage(MESSAGE_GET_PREFERRED_NETWORK_TYPE)); |
| } else { |
| Log.i(LOG_TAG, "set preferred network type done"); |
| } |
| } |
| } |
| } |