#include?“filecntdlg.h“
#include?“ui_filecntdlg.h“

FileCntDlg::FileCntDlg（QWidget?*parent）?:
????QDialog（parent）
????ui（new?Ui::FileCntDlg）
{
????ui->setupUi（this）;
????myCntSocket?=?new?QTcpSocket（this）;
????mySrvPort?=?5555;
????connect（myCntSocket?SIGNAL（readyRead（））?this?SLOT（readChatMsg（）））;
????myFileNameSize?=?0;
????myTotalBytes?=?0;
????myRcvedBytes?=?0;
}

FileCntDlg::~FileCntDlg（）
{
????delete?ui;
}

void?FileCntDlg::createConnToSrv（）
{
????myBlockSize?=?0;
????myCntSocket->abort（）;
????myCntSocket->connectToHost（mySrvAddr?mySrvPort）;
????mytime.start（）;
}

void?FileCntDlg::readChatMsg（）
{
????QDataStream?in（myCntSocket）;
????in.setVersion（QDataStream::Qt_5_14）;
????float?usedTime?=?mytime.elapsed（）;
????if?（myRcvedBytes?<=?sizeof（qint64）*2）
????{
????????if（（myCntSocket->bytesAvailable（）?>=?sizeof（qint64）*2）?&&?（myFileNameSize?==?0））
????????{
????????????in?>>?myTotalBytes?>>?myFileNameSize;
????????????myRcvedBytes?+=?sizeof（qint64）*2;
????????}
????????if（（myCntSocket->bytesAvailable（）?>=?myFileNameSize）?&&?（myFileNameSize?!=?0））
????????{
????????????in?>>?myFileName;
????????????myRcvedBytes?+=?myFileNameSize;
????????????myLocPathFile->open（QFile::WriteOnly）;
????????????ui->le_rfilename->setText（myFileName）;
????????}?else?{
????????????return;
????????}
????}
????if（myRcvedBytes?????{
????????myRcvedBytes?+=?myCntSocket->bytesAvailable（）;
????????myInputBlock?=?myCntSocket->readAll（）;
????????myLocPathFile->write（myInputBlock）;
????????myInputBlock.resize（0）;
????}
????ui->recvProgressBar->setMaximum（myTotalBytes）;
????ui->recvProgressBar->setValue（myRcvedBytes）;
????double?transpeed?=?myRcvedBytes?/?usedTime;?????//此為毫秒速度
????ui->le_rsizefile->setText（tr（“%1“）.arg（myTotalBytes?/?（1024?*?1024））?+?“?MB“）;										//填寫(xiě)文件大小欄
????ui->le_recvsize->setText（tr（“%1“）.arg（myRcvedBytes?/?（1024?*?1024））?+?“?MB“）;										//填寫(xiě)已接收欄
????ui->rateLabel->setText（tr（“%1“）.arg（transpeed?*?1000?/?（1024?*?1024）?0?‘f‘?2）?+?“?MB/秒“）;								//計(jì)算并顯示傳輸速率
????if（myRcvedBytes?==?myTotalBytes）
????{
????????myLocPathFile->close（）;
????????myCntSocket->close（）;
????????ui->rateLabel->setText（“接收完畢！“）;
????}
}

void?FileCntDlg::getLocPath（QString?lpath）
{
????myLocPathFile=new?QFile（lpath）;
}

void?FileCntDlg::getSrvAddr（QHostAddress?saddr）
{
????mySrvAddr=saddr;
????createConnToSrv（）;
}
void?FileCntDlg::on_btn_cntclose_clicked（）
{
????myCntSocket->abort（）;
????myLocPathFile->close（）;
????close（）;
}

void?FileCntDlg::closeEvent（QCloseEvent?*）
{
????on_btn_cntclose_clicked（）;
}

?屬性????????????大小?????日期????時(shí)間???名稱
-----------?---------??----------?-----??----
?????文件????????2700??2020-02-27?10:25??filecntdlg.cpp
?????文件????????1388??2020-02-22?17:19??filecntdlg.h
?????文件????????4134??2020-02-24?23:15??filecntdlg.ui
?????文件????????3587??2020-03-19?10:42??filesrvdlg.cpp
?????文件????????1581??2020-02-23?09:49??filesrvdlg.h
?????文件????????3875??2020-02-24?23:15??filesrvdlg.ui
?????目錄???????????0??2020-02-21?14:08??images\
?????文件???????22584??2020-02-21?14:05??images\tubiao.jpg
?????文件?????3931136??2018-08-28?23:52??libmysql.dll
?????文件???????24322??2018-08-28?23:52??libmysql.lib
?????文件????????1850??2020-02-24?21:46??logindialog.cpp
?????文件?????????617??2020-02-24?16:31??logindialog.h
?????文件????????2825??2020-02-24?16:51??logindialog.ui
?????文件?????????438??2020-02-24?17:22??main.cpp
?????文件????????6301??2020-03-05?16:45??mainwindow.cpp
?????文件????????1860??2020-02-27?10:25??mainwindow.h
?????文件????????4731??2020-02-24?23:02??mainwindow.ui
?????文件?????????101??2020-02-21?14:08??picture.qrc
?????文件??????178544??2020-01-24?01:00??qsqlpsql.dll
?????文件????????1626??2020-02-24?16:31??regiestdialog.cpp
?????文件?????????421??2020-02-21?17:21??regiestdialog.h
?????文件????????1953??2020-02-24?16:51??regiestdialog.ui
?????文件????????1387??2020-02-24?16:57??WeChat.pro
?????文件???????60340??2020-03-19?14:53??WeChat.pro.user