1、Contacts的AndroidManifest.xml中
PeopleActivity的intent-filter的action设置为main，catelog设置为launcher，此activity是点击此应用第一个界面。dialtactsactivity包含四个tab，分别由TwelveKeyDialer、RecentCallsListActivity，两个activity-aliasDialtactsContactsEntryActivity和DialtactsFavoritesEntryActivity分别表示联系人和收藏tab，但是正真的联系人列表和收藏是由ContactsListActivity负责。
<!-- The main Contacts activity with the contact list, favorites, and groups. -->
<activity android:name=".activities.PeopleActivity"
>
<intent-filter>
<action android:name="android.intent.action.MAIN" />
<category android:name="android.intent.category.LAUNCHER" />
</intent-filter>
protected void onCreate(Bundle savedState) {
super.onCreate(savedState);
createViewsAndFragments(savedState);//创建布局
}
private void createViewsAndFragments(Bundle savedState) {
// Disable the ActionBar so that we can use a Toolbar. This needs to be called before
// setContentView().
getWindow().requestFeature(Window.FEATURE_NO_TITLE);
setContentView(R.layout.people_activity);//布局文件
...
}
MMIDialogActivity.java
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
mHandler = new Handler() {
@Override
public void handleMessage(Message msg) {
switch (msg.what) {
case PhoneGlobals.MMI_COMPLETE:
Log.d(TAG, "handle MMI_COMPLETE");
onMMIComplete((AsyncResult) msg.obj);
break;
}
}
};
mPhone.registerForMmiComplete(mHandler, PhoneGlobals.MMI_COMPLETE, null);
}
/**
* Handles an MMI_COMPLETE event, which is triggered by telephony
*/
private void onMMIComplete(AsyncResult r) {
// Check the code to see if the request is ready to
// finish, this includes any MMI state that is not
// PENDING.
MmiCode mmiCode = (MmiCode) r.result;
String ussdHandler = null;
if((r.userObj != null) && (r.userObj instanceof String)){
ussdHandler = (String)r.userObj;
}
// if phone is a CDMA phone display feature code completed message
int phoneType = mPhone.getPhoneType();
if (phoneType == PhoneConstants.PHONE_TYPE_CDMA) {
PhoneUtils.displayMMIComplete(mPhone, this, mmiCode, null, null);//->
}
}
<pre name="code" class="java">PhoneGlobals.java
oncreate() {
// register for MMI/USSD
mCM.registerForMmiComplete(mHandler, MMI_COMPLETE, null);
}
private class PhoneAppBroadcastReceiver extends BroadcastReceiver {
if (action.equals(TelephonyIntents.ACTION_ANY_DATA_CONNECTION_STATE_CHANGED)) {
int subId = intent.getIntExtra(PhoneConstants.SUBSCRIPTION_KEY,
SubscriptionManager.INVALID_SUBSCRIPTION_ID);
int phoneId = SubscriptionManager.getPhoneId(subId);
String state = intent.getStringExtra(PhoneConstants.STATE_KEY);
Phone phone = SubscriptionManager.isValidPhoneId(phoneId) ?
PhoneFactory.getPhone(phoneId) : PhoneFactory.getDefaultPhone();
// The "data disconnected due to roaming" notification is shown
// if (a) you have the "data roaming" feature turned off, and
// (b) you just lost data connectivity because you're roaming.
boolean disconnectedDueToRoaming =
!phone.getDataRoamingEnabled()
&& PhoneConstants.DataState.DISCONNECTED.equals(state)
&& Phone.REASON_ROAMING_ON.equals(
intent.getStringExtra(PhoneConstants.STATE_CHANGE_REASON_KEY));
if (mDataDisconnectedDueToRoaming != disconnectedDueToRoaming) {
mDataDisconnectedDueToRoaming = disconnectedDueToRoaming;
mHandler.sendEmptyMessage(disconnectedDueToRoaming
? EVENT_DATA_ROAMING_DISCONNECTED : EVENT_DATA_ROAMING_OK);
}
}
case MMI_COMPLETE:
onMMIComplete((AsyncResult) msg.obj);
break;
private void onMMIComplete(AsyncResult r) { if (VDBG) Log.d(LOG_TAG, "onMMIComplete()..."); MmiCode mmiCode = (MmiCode) r.result; final Message message = Message.obtain(mHandler, MMI_CANCEL); PhoneUtils.displayMMIComplete(mmiCode.getPhone(), getInstance(), mmiCode, message, null); }
2、packages/services/Telephony/src/com/android/phone/PhoneUtils.java
/**
* Handle the MMIComplete message and fire off an intent to display
* the message.
*
* @param context context to get strings.
* @param mmiCode MMI result.
* @param previousAlert a previous alert used in this activity.
*/
public static void displayMMIComplete(final Phone phone, Context context, final MmiCode mmiCode,
Message dismissCallbackMessage,
AlertDialog previousAlert)
MmiCode.State state = mmiCode.getState();
switch (state) {
case FAILED:
text = mmiCode.getMessage();
}