基于android的无线文件传输

/*------------------------------------- 多文件传输pc上搞定，接着搞android上的多文件接收 已存档到e:/copy. ---------------------------------------*/ #define TCP_PORT 23333 #include "widget.h" #include "ui_widget.h" #include <QVBoxLayout> #include <QHBoxLayout> #include <QPixmap> #include <QPalette> #include <QLabel> #include <QFileDialog> #include <QFont> #include "ipreceiver.h" Widget::Widget(QWidget *parent) : QWidget(parent), ui(new Ui::Widget) { ui->setupUi(this); currentPath = readTextFile(); loadSize = 1*1024; totalBytes =0; bytesWritten =0; bytesToWrite= 0; currentItem =0; RecTotalBytes = 0; bytesReceived = 0; fileNameSize = 0; serverSocket = new QTcpSocket(this); initUi(); ipReceiver = new IpReceiver(this); connect(ipReceiver,SIGNAL(ipGot(QString)),this,SLOT(tcpConnectToHost())); connection(); } Widget::~Widget() { delete ui; } void Widget::initUi() { // QPalette palette; // QPixmap pixmap(":/background.jpg"); // palette.setBrush(backgroundRole(), QBrush(pixmap)); // this->setPalette(palette); // this->setAutoFillBackground(true); sendItem = new QListWidgetItem; sendItem->setIcon(QIcon(":/send.png")); receiveItem = new QListWidgetItem; receiveItem->setIcon(QIcon(":/receive.png")); listWidget = new QListWidget; // listWidget->setStyleSheet("background:transparent"); listWidget->setMinimumSize(130,400); listWidget->setIconSize(QSize(120,120)); listWidget->setViewMode(QListView::IconMode); listWidget->addItem(sendItem); listWidget->addItem(receiveItem); listWidget->setMovement(QListView::Static); sendList = new QListWidget; sendList->setViewMode(QListView::ListMode); sendList->setIconSize(QSize(20,20)); sendList->setMinimumSize(600,320); receiveList = new QListWidget; receiveList->setViewMode(QListView::ListMode); receiveList->setIconSize(QSize(20,20)); receiveList->setMinimumSize(600,320); tableWidget = new QStackedWidget; tableWidget->setMinimumSize(600,320); tableWidget->setFrameShape(QFrame::Panel); tableWidget->setFrameShadow(QFrame::Sunken); tableWidget->setLineWidth(1); tableWidget->setMidLineWidth(0); tableWidget->addWidget(sendList); tableWidget->addWidget(receiveList); bar = new QProgressBar; bar->setFormat("%p%"); bar->setValue(0); tipsLab = new QLabel; tipsLab->setMinimumSize(200,20); tipsLab->setMaximumSize(600,20); tipsLab->setText("当前保存目录："+currentPath); //发送时清空按钮布局 clearBtn = new QPushButton; clearBtn->setMinimumSize(70,25); clearBtn->setMaximumSize(70,25); clearBtn->setText(tr("清 空")); QHBoxLayout *clearBtnLay = new QHBoxLayout; clearBtnLay->addStretch(); clearBtnLay->addWidget(clearBtn); //发送时按钮布局 openBtn = new QPushButton; openBtn->setMinimumSize(70,25); openBtn->setMaximumSize(70,25); openBtn->setText(tr("打开文件")); sendBtn = new QPushButton; sendBtn->setMinimumSize(70,25); sendBtn->setMaximumSize(70,25); sendBtn->setText(tr("发送")); sendBtn->setEnabled(false); QHBoxLayout *btnLayout = new QHBoxLayout; btnLayout->addStretch(); btnLayout->addWidget(openBtn); btnLayout->addWidget(sendBtn); sendBtnPage = new QWidget; sendBtnPage->setLayout(btnLayout); //接收时按钮布局 setPathBtn = new QPushButton; setPathBtn->setMinimumSize(80,25); setPathBtn->setMaximumSize(80,25); setPathBtn->setText(tr("设置保存目录")); QHBoxLayout *pathBtnLayout = new QHBoxLayout; pathBtnLayout->addStretch(); pathBtnLayout->addWidget(setPathBtn); receiveBtnPage = new QWidget; receiveBtnPage->setLayout(pathBtnLayout); //按钮stackedwidget btnWidget = new QStackedWidget; btnWidget->setMinimumSize(600,40); btnWidget->addWidget(sendBtnPage); btnWidget->addWidget(receiveBtnPage); QVBoxLayout *rightLayout = new QVBoxLayout; rightLayout->addWidget(tableWidget); rightLayout->addLayout(clearBtnLay); rightLayout->addWidget(bar); rightLayout->addWidget(tipsLab); rightLayout->addWidget(btnWidget); QHBoxLayout *mainLayout = new QHBoxLayout; mainLayout->addWidget(listWidget); mainLayout->addLayout(rightLayout); this->setLayout(mainLayout); } void Widget::connection() { connect(listWidget,SIGNAL(currentRowChanged(int)),btnWidget,SLOT(setCurrentIndex(int))); connect(listWidget,SIGNAL(currentRowChanged(int)),tableWidget,SLOT(setCurrentIndex(int))); connect(openBtn,SIGNAL(clicked()),this,SLOT(openFile())); connect(sendBtn,SIGNAL(clicked()),this,SLOT(startTransfer())); connect(clearBtn,SIGNAL(clicked()),this,SLOT(on_clearBtn_clicked())); connect(sendList,SIGNAL(itemDoubleClicked(QListWidgetItem*)),this,SLOT(deleteItem(QListWidgetItem*))); connect(setPathBtn,SIGNAL(clicked()),this,SLOT(setPath())); connect(serverSocket,SIGNAL(readyRead()),this,SLOT(receiveFile())); connect(serverSocket,SIGNAL(error(QAbstractSocket::SocketError)),this,SLOT(displayError(QAbstractSocket::SocketError))); } void Widget::tcpConnectToHost() { serverSocket->abort(); serverSocket->connectToHost(ipReceiver->getIp(),TCP_PORT); ipReceiver->abort(); qDebug()<<ipReceiver->getIp()<<TCP_PORT; connect(serverSocket,SIGNAL(connected()),this,SLOT(acceptConnection())); } void Widget::acceptConnection() { bytesWritten =0; tipsLab->setText(tr("连接成功！可以开始操作。")); sendBtn->setEnabled(true); connect(serverSocket,SIGNAL(bytesWritten(qint64)),this,SLOT(updateServerProcess(qint64))); } void Widget::openFile() { fileNames = QFileDialog::getOpenFileNames(this); for (int i = 0; i < fileNames.size(); ++i) { QString currentFileName = fileNames.at(i).toLocal8Bit().constData(); QListWidgetItem *item = new QListWidgetItem; item->setText(currentFileName); QString fileType = currentFileName.right(currentFileName.size() - currentFileName.lastIndexOf('.')-1); if(fileType == "png" || fileType == "jpg" || fileType == "jpeg" || fileType == "gif") { item->setIcon(QIcon(":/photo.png")); } else if(fileType == "mp3" || fileType == "wma") { item->setIcon(QIcon(":/music.png")); } else if(fileType == "mp4" || fileType == "avi" || fileType == "3gp" || fileType == "rm"|| fileType == "rmvb"|| fileType == "wmv") { item->setIcon(QIcon(":/movie.png")); } else { item->setIcon(QIcon(":/text.png")); } sendList->addItem(item); } tipsLab->setText("温馨提示：双击删除选项。"); } void Widget::deleteItem(QListWidgetItem *item) { delete item; } void Widget::startTransfer() { // resetSetting(); QDataStream sendOut(&outBlock,QIODevice::WriteOnly); sendOut.setVersion(QDataStream::Qt_4_6); if(currentItem == 0) // countting the whole size of files { for(int i =0;i < fileNames.size();i++) { QString fileName = fileNames.at(i).toLocal8Bit().constData(); //QString fileName = sendList->item(i)->text(); localFile = new QFile(fileName); totalBytes += localFile->size(); QString currentFileName = fileName.right(fileName.size() - fileName.lastIndexOf('\\')-1); //sendOut<<qint64(0)<<qint64(0)<<currentFileName.toUtf8(); //totalBytes +=outBlock.size(); //outBlock.resize(0); qDebug()<<currentFileName; tipsLab->setText(tr("开�