#include?“chat.h“
#include?“ui_chat.h“
#include?“QMessageBox“
#include?“QFileDialog“
#include?“QScrollBar“
#include?“QColorDialog“
//chat::chat（）:ui（new?Ui::chat）
//{
//	is_opened?=?false;
//}


chat::chat（QString?pasvusername?QString?pasvuserip）?:?ui（new?Ui::chat）
{
????ui->setupUi（this）;
????ui->textEdit->setFocusPolicy（Qt::StrongFocus）;
????ui->textBrowser->setFocusPolicy（Qt::NoFocus）;

????ui->textEdit->setFocus（）;
????ui->textEdit->installEventFilter（this）;

	a?=?0;
	is_opened?=?false;
//	this->is_opened?=?false;
????xpasvusername?=?pasvusername;
????xpasvuserip?=?pasvuserip;

????ui->label->setText（tr（“與%1聊天中???對(duì)方IP:%2“）.arg（xpasvusername）.arg（pasvuserip））;

	//UDP部分
????xchat?=?new?QUdpSocket（this）;
????xport?=?45456;
?//???xchat->bind（xport?QUdpSocket::ShareAddress?|?QUdpSocket::ReuseAddressHint）;
????xchat->bind（QHostAddress（getIP（））?xport?）;
????connect（xchat?SIGNAL（readyRead（））?this?SLOT（processPendingDatagrams（）））;

	//TCP部分
????server?=?new?TcpServer（this）;
????connect（serverSIGNAL（sendFileName（QString））thisSLOT（sentFileName（QString）））;

????connect（ui->textEditSIGNAL（currentCharFormatChanged（QTextCharFormat））thisSLOT（currentFormatChanged（const?QTextCharFormat）））;
}

chat::~chat（）
{
????is_opened?=?false;
	delete?ui;
}

bool?chat::eventFilter（Qobject?*target?QEvent?*event）
{
????if（target?==?ui->textEdit）
????{
????????if（event->type（）?==?QEvent::KeyPress）//按下鍵盤某鍵
????????{
?????????????QKeyEvent?*k?=?static_cast（event）;
?????????????if（k->key（）?==?Qt::Key_Return）//回車鍵
?????????????{
?????????????????on_send_clicked（）;
?????????????????return?true;
?????????????}
????????}
????}
????return?QWidget::eventFilter（targetevent）;
}

//處理用戶離開
void?chat::participantLeft（QString?userNameQString?localHostNameQString?time）
{
????ui->textBrowser->setTextColor（Qt::gray）;
????ui->textBrowser->setCurrentFont（QFont（“Times?New?Roman“10））;
????ui->textBrowser->append（tr（“%1?于?%2?離開！“）.arg（userName）.arg（time））;
}

QString?chat::getUserName（）??//獲取用戶名
{
????QStringList?envVariables;
????envVariables?<?????????????????<????QStringList?environment?=?QProcess::systemEnvironment（）;
????foreach?（QString?string?envVariables）
????{
????????int?index?=?environment.indexOf（QRegExp（string））;
????????if?（index?!=?-1）
????????{

????????????QStringList?stringList?=?environment.at（index）.split（‘=‘）;
????????????if?（stringList.size（）?==?2）
????????????{
????????????????return?stringList.at（1）;
????????????????break;
????????????}
????????}
????}
????return?false;
}

QString?chat::getIP（）??//獲取ip地址
{
????QList?list?=?QNetworkInterface::allAddresses（）;
????foreach?（QHostAddress?address?list）
????{
???????if（address.protocol（）?==?QAbstractSocket::IPv4Protocol）?//我們使用IPv4地址
????????????return?address.toString（）;
????}
???????return?0;
}

void

?屬性????????????大小?????日期????時(shí)間???名稱
-----------?---------??----------?-----??----

?????文件??????12315??2014-03-13?21:38??chat2\chat.cpp

?????文件???????1906??2014-03-13?21:03??chat2\chat.h

?????文件????????638??2014-03-13?21:20??chat2\chat.pro

?????文件??????17997??2014-03-13?21:56??chat2\chat.pro.user

????..A..H.?????17408??2012-07-03?22:54??chat2\chat.suo

?????文件??????13219??2010-11-05?14:47??chat2\chat.ui

?????文件????????575??2012-06-30?23:45??chat2\chat.vcxproj.user

?????文件?????161862??2010-11-02?21:48??chat2\ico\myicon.ico

?????文件?????????46??2014-03-13?21:55??chat2\icon.rc

?????文件??????????0??2010-11-02?21:48??chat2\icon.txt

?????文件??????10861??2010-11-02?21:48??chat2\image\20091201_0c5e3cb96bf053f6f8f43xlWxvBTLEnr.png

?????文件??????12548??2010-11-02?21:48??chat2\image\20091201_2a0f6976569659175fd3PEFlPFnrDS1R.png

?????文件???????9497??2010-11-02?21:48??chat2\image\20091201_b321df1d9e60373380a0IQzepnVIU3HS.png

?????文件???????8608??2010-11-02?21:48??chat2\image\20091201_e59eb6d747cef0b2bc89nKJwRb2QIxXh.png

?????文件??????19201??2010-11-02?21:48??chat2\image\Bin?（empty）.png

?????文件??????16155??2010-11-02?21:48??chat2\image\E-Mail.png

?????文件???????2168??2010-11-02?21:48??chat2\image\fileopen.png

?????文件???????3200??2010-11-02?21:48??chat2\image\Files.png

?????文件???????9576??2010-11-02?21:48??chat2\image\Floppy.png

?????文件??????22074??2010-11-02?21:48??chat2\image\MSN-Messenger.png

?????文件???????1928??2010-11-02?21:48??chat2\image\textbold.png

?????文件???????4226??2010-11-02?21:48??chat2\image\textcolor.png

?????文件???????1164??2010-11-02?21:48??chat2\image\textitalic.png

?????文件???????1644??2010-11-02?21:48??chat2\image\textunder.png

?????文件???????8338??2010-11-02?21:48??chat2\image\User.png

?????文件????????234??2014-03-13?21:54??chat2\main.cpp

?????文件????????371??2014-03-13?21:43??chat2\resource.qrc

?????文件???????3657??2014-03-13?21:02??chat2\tcpclient.cpp

?????文件???????1058??2014-03-13?21:20??chat2\tcpclient.h

?????文件???????1872??2010-11-02?21:48??chat2\tcpclient.ui

............此處省略12個(gè)文件信息