MMS发送流程代码版androidWord格式文档下载.docx
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return;
booleanisMms=mWorkingMessage.requiresMms（）;
//是否需要以彩信形式发送
if（mRecipientsEditor.hasInvalidRecipient（isMms））{//是否含有不合法的收件人
if（mRecipientsEditor.hasValidRecipient（isMms））{//有合法的和不合法的，弹出尝试发送对话框
Stringtitle=getResourcesString（R.string.has_invalid_recipient,
mRecipientsEditor.formatInvalidNumbers（isMms））;
newAlertDialog.Builder（this）
.setIcon（android.R.drawable.ic_dialog_alert）
.setTitle（title）
.setMessage（R.string.invalid_recipient_message）
.setPositiveButton（R.string.try_to_send,
newSendIgnoreInvalidRecipientListener（））
.setNegativeButton（R.string.no,newCancelSendingListener（））
.show（）;
}else{//如果全是不合法的联系人，提示不能发送信息
.setTitle（R.string.cannot_send_message）
.setMessage（R.string.cannot_send_message_reason）
.setPositiveButton（R.string.yes,newCancelSendingListener（））
}else{//判断收件人没有问题，接着发送信息--》
3.src//android/mms/ui/poseMessageActivity.java
privatevoidsendMessage（booleanbCheckEcmMode）{
Log.v（TAG,"
sendMessage"
）;
if（bCheckEcmMode）{
//TODO:
exposethisintelephonylayerforSDKbuild
StringinEcm=SystemProperties.get（TelephonyProperties.PROPERTY_INECM_MODE）;
//判断是否处于紧急拨号模式，得到的inEcm一般为空
inEcm="
+inEcm）;
if（Boolean.parseBoolean（inEcm））{
try{
startActivityForResult（
newIntent（TelephonyIntents.ACTION_SHOW_NOTICE_ECM_BLOCK_OTHERS,null）,
REQUEST_CODE_ECM_EXIT_DIALOG）;
}catch（ActivityNotFoundExceptione）{
//continuetosendmessage
Log.e（TAG,"
CannotfindEmergencyCallbackModeExitDialog"
e）;
mSendingMessage）{
//sendcanchangetherecipients.Makesureweremovethelistenersfirstandthenadd
//thembackoncetherecipientlisthassettled.
removeRecipientsListeners（）;
//取消对收件人的监听
mWorkingMessage.send（）;
//发送信息—-》
mSentMessage=true;
mSendingMessage=true;
addRecipientsListeners（）;
//重新添加收件人监听
//Butbailoutifwearesupposedtoexitafterthemessageissent.
if（mExitOnSent）{//如果mExitOnSent为true，信息发送完成后退出Activity
finish（）;
4.src//android/mms/data/WorkingMessage.java
/**
*Sendthismessageoverthenetwork.
WillcallbackwithonMessageSent（）once
*ithasbeendispatchedtothetelephonystack.
ThisWorkingMessageobjectis
*nolongerusefulafterthismethodhasbeencalled.
*/
publicvoidsend（）{
if（Log.isLoggable（LogTag.TRANSACTION,Log.VERBOSE））{
LogTag.debug（"
send"
//Getreadytowritetodisk.
prepareForSave（true/*notify*/）;
//主要做一下同步收件人和WorkingMessage，彩信时在准备其他一些东西
//WeneedtherecipientlistforbothSMSandMMS.
finalConversationconv=mConversation;
StringmsgTxt=mText.toString（）;
msgText="
+msgTxt）;
if（requiresMms（）||addressContainsEmailToMms（conv,msgTxt））{
//Makelocalcopiesofthebitsweneedforsendingamessage,
//becausewewillbedoingitoffofthemainthread,whichwill
//immediatelycontinueontoresettingsomeofthisstate.
finalUrimmsUri=mMessageUri;
//如果第一次发送，此时mmsUri为null，如果是重发，则是草稿箱的地址mMessageUri=content:
//mms/drafts/1
finalPduPersisterpersister=PduPersister.getPduPersister（mContext）;
finalSlideshowModelslideshow=mSlideshow;
finalSendReqsendReq=makeSendReq（conv,mSubject）;
//DothedirtyworkofsendingthemessageoffofthemainUIthread.
newThread（newRunnable（）{
publicvoidrun（）{
//Makesurethetextinslide0isnolongerholdingontoareferenceto
//thetextinthemessagetextbox.
slideshow.prepareForSend（）;
sendMmsWorker（conv,mmsUri,persister,slideshow,sendReq）;
}）.start（）;
}else{
//Samerulesapplyasabove.
finalStringmsgText=mText.toString（）;
//取出短消息
+msgText）;
preSendSmsWorker（conv,msgText）;
//发送信息--》
//updatetheRecipientcachewiththenewtoaddress,ifit'
sdifferent
RecipientIdCache.updateNumbers（conv.getThreadId（）,conv.getRecipients（））;
//Markthemessageasdiscardedbecauseitis"
offthemarket"
afterbeingsent.
mDiscarded=true;
5.src//android/mms/data/WorkingMessage.java
privatevoidsendMmsWorker（Conversationconv,UrimmsUri,PduPersisterpersister,SlideshowModelslideshow,SendReqsendReq）{
sendMmsWorker"
//Ifusertriestosendthemessage,it'
sasignaltheinputtedtextiswhattheywanted.
UserHappinessSignals.userAcceptedImeText（mContext）;
//Firstmakesurewedon'
thavetoomanyoutstandingunsentmessage.
Cursorcursor=null;
cursor=SqliteWrapper.query（mContext,mContentResolver,
Mms.Outbox.CONTENT_URI,MMS_OUTBOX_PROJECTION,null,null,null）;
if（cursor!
=null）{//如果MMS_OUTBOX里有未发送的彩信，并且总的大小已经超过了彩信的最大限制，则取消此次发送，并存入草稿箱
queryMms.Outbox.CONTENT_URIisnotempty"
longmaxMessageSize=MmsConfig.getMaxSizeScaleForPendingMmsAllowed（）*
MmsConfig.getMaxMessageSize（）;
MmsConfig.getMaxSizeScaleForPendingMmsAllowed（）="
+MmsConfig.getMaxSizeScaleForPendingMmsAllowed（））;
MmsConfig.getMaxMessageSize（）（）="
+MmsConfig.getMaxMessageSize（））;
longtotalPendingSize=0;
while（cursor.moveToNext（））{
totalPendingSize+=cursor.getLong（MMS_MESSAGE_SIZE_INDEX）;
totalPendingSize="
+totalPendingSize）;
if（totalPendingSize>
=maxMessageSize）{
unDiscard（）;
//itwasn'
tsuccessfullysent.Allowittobesavedasadraft.
mStatusListener.onMaxPendingMessagesReached（）;
}else{
queryMms.Outbox.CONTENT_URIisempty"
}finally{
=null）{
cursor.close（）;
mStatusListener.onPreMessageSent（）;
//MakesurewearestillusingthecorrectthreadIDforour
//recipientset.
longthreadId=conv.ensureThreadId（）;
if（Log.isLoggable（LogTag.APP,Log.VERBOSE））{
sendMmsWorker:
updatedraftMMSmessage"
+mmsUri）;
if（mmsUri==null）{//如果是首次发送，先把彩信保存入草稿箱
//CreateanewMMSmessageifonehasn'
tbeenmadeyet.
mmsUri==nullandstartcreateDraftMmsMessage"
mmsUri=createDraftMmsMessage（persister,sendReq,slideshow）;
}else{
//Otherwise,synctheMMSmessageinprogresstodisk.
mmsUri="
updateDraftMmsMessage"
updateDraftMmsMessage（mmsUri,persister,slideshow,sendReq）;
//BeparanoidandcleananydraftSMSup.
deleteDraftSmsMessage（threadId）;
//Resizealltheresizeableattachments（e.g.pictures）tofit
//intheremainingspaceintheslideshow.
interror=0;
slideshow.finalResize（mmsUri）;
}catch（ExceedMessageSizeExceptione1）{
error=MESSAGE_SIZE_EXCEEDED;
}catch（MmsExceptione1）{
error=UNKNOWN_ERROR;
if（error!
=0）{
markMmsMessageWithError（mmsUri）;
mStatusListener.onAttachmentError（error）;
MessageSendersender=newMmsMessageSender（mContext,mmsUri,
slideshow.getCurrentMessageSize（））;
sender.sendMessage（threadId））{
//ThemessagewassentthroughSMSprotocol,weshould
//deletethecopywhichwaspreviouslysavedinMMSdrafts.
SqliteWrapper.delete（mContext,mContentResolver,mmsUri,null,null）;
//Makesurethisthreadisn'
toverthelimitsinmessagecount
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