一、效果展示
二、源码实现
由于源码较多，只分享其中一部分
ftpserverwidget.h
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#ifndef FTPSERVERWIDGET_H #define FTPSERVERWIDGET_H
#include <QWidget> #include <QGridLayout> #include <QHBoxLayout> #include <QLabel> #include <QLineEdit> #include <QPushButton> #include <QToolButton> #include <QFileDialog> #include <QRegularExpression> #include <QRegularExpressionValidator> #include <QMessageBox> #include <QFileInfo> #include <QHostInfo>
#include "ftpServer/ftpserver.h"
class FtpServerWidget : public QWidget { Q_OBJECT Q_PROPERTY(QString ip READ get_ip WRITE set_ip) Q_PROPERTY(QString port READ get_port WRITE set_port) Q_PROPERTY(QString userName READ get_user_name WRITE set_user_name) Q_PROPERTY(QString password READ get_password WRITE set_password) Q_PROPERTY(QString path READ get_path WRITE set_path) signals: void para_changed(); public: explicit FtpServerWidget(QWidget *parent = nullptr); ~FtpServerWidget();
bool set_ftp_para(QString ip,QString port,QString userName,QString password,QString path);
bool ftp_start_server(); bool ftp_stop_server();
QString get_ip(); void set_ip(QString val); QString get_port(); void set_port(QString val); QString get_user_name(); void set_user_name(QString val); QString get_password(); void set_password(QString val); QString get_path(); void set_path(QString val); protected: void showEvent(QShowEvent *event) override; void closeEvent(QCloseEvent *event) override; private: void value_init(); void control_init(); private slots: void btn_click_slot(); void dir_select_slot(const QString &directory);
private: QGridLayout *gridLayout; QHBoxLayout *horizontalLayout; QLabel *label; QLineEdit *lineEditIp; QHBoxLayout *horizontalLayout_2; QLabel *label_2; QLineEdit *lineEditPort; QHBoxLayout *horizontalLayout_3; QLabel *label_3; QLineEdit *lineEditUser; QHBoxLayout *horizontalLayout_4; QLabel *label_4; QLineEdit *lineEditPassward; QHBoxLayout *horizontalLayout_6; QLabel *label_6; QLineEdit *lineEditPath; QPushButton *btnSelectPath; QHBoxLayout *horizontalLayout_7; QPushButton *btnCancel; QPushButton *btnConfirm;
QFileDialog *dirSelectDlg; QMessageBox *paraMessageBox;
QString ftpIp = nullptr; QString ftpPort = nullptr; QString ftpUserName = nullptr; QString ftpPassword = nullptr; QString ftpPath = nullptr;
FtpServer *ftpServer = nullptr;
};
#endif // FTPSERVERWIDGET_H |
ftpserverwidget.cpp
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#include "ftpserverwidget.h"
FtpServerWidget::FtpServerWidget(QWidget *parent) : QWidget{parent} { this->value_init(); this->control_init(); }
FtpServerWidget::~FtpServerWidget() { this->ftp_stop_server(); }
void FtpServerWidget::value_init() { this->ftpIp = "127.0.0.1"; }
void FtpServerWidget::control_init() { this->resize(450, 330); this->setMinimumSize(QSize(450, 330)); this->setMaximumSize(QSize(500, 380)); this->setWindowTitle(tr("FTP服务器参数设置"));
gridLayout = new QGridLayout(); gridLayout->setObjectName(QString::fromUtf8("gridLayout"));
horizontalLayout = new QHBoxLayout(); horizontalLayout->setObjectName(QString::fromUtf8("horizontalLayout"));
label = new QLabel(); label->setText(tr("服务器IP:")); label->setObjectName(QString::fromUtf8("label")); label->setAlignment(Qt::AlignCenter);
horizontalLayout->addWidget(label);
lineEditIp = new QLineEdit(); lineEditIp->setObjectName(QString::fromUtf8("lineEditIp"));
horizontalLayout->addWidget(lineEditIp);
horizontalLayout->setStretch(0, 1); horizontalLayout->setStretch(1, 4);
gridLayout->addLayout(horizontalLayout, 0, 0, 1, 1);
horizontalLayout_2 = new QHBoxLayout(); horizontalLayout_2->setObjectName(QString::fromUtf8("horizontalLayout_2"));
label_2 = new QLabel(); label_2->setText(tr("服务器端口:")); label_2->setObjectName(QString::fromUtf8("label_2")); label_2->setAlignment(Qt::AlignCenter);
horizontalLayout_2->addWidget(label_2);
lineEditPort = new QLineEdit(); lineEditPort->setObjectName(QString::fromUtf8("lineEditPort"));
horizontalLayout_2->addWidget(lineEditPort);
horizontalLayout_2->setStretch(0, 1); horizontalLayout_2->setStretch(1, 4);
gridLayout->addLayout(horizontalLayout_2, 1, 0, 1, 1);
horizontalLayout_3 = new QHBoxLayout(); horizontalLayout_3->setObjectName(QString::fromUtf8("horizontalLayout_3"));
label_3 = new QLabel(); label_3->setText(tr("用户名:")); label_3->setObjectName(QString::fromUtf8("label_3")); label_3->setAlignment(Qt::AlignCenter);
horizontalLayout_3->addWidget(label_3);
lineEditUser = new QLineEdit(); lineEditUser->setObjectName(QString::fromUtf8("lineEditUser"));
horizontalLayout_3->addWidget(lineEditUser);
horizontalLayout_3->setStretch(0, 1); horizontalLayout_3->setStretch(1, 4);
gridLayout->addLayout(horizontalLayout_3, 2, 0, 1, 1);
horizontalLayout_4 = new QHBoxLayout(); horizontalLayout_4->setObjectName(QString::fromUtf8("horizontalLayout_4"));
label_4 = new QLabel(); label_4->setText(tr("登录密码:")); label_4->setObjectName(QString::fromUtf8("label_4")); label_4->setAlignment(Qt::AlignCenter);
horizontalLayout_4->addWidget(label_4);
lineEditPassward = new QLineEdit(); lineEditPassward->setObjectName(QString::fromUtf8("lineEditPassward"));
horizontalLayout_4->addWidget(lineEditPassward);
horizontalLayout_4->setStretch(0, 1); horizontalLayout_4->setStretch(1, 4);
gridLayout->addLayout(horizontalLayout_4, 3, 0, 1, 1);
horizontalLayout_6 = new QHBoxLayout(); horizontalLayout_6->setObjectName(QString::fromUtf8("horizontalLayout_6"));
label_6 = new QLabel(); label_6->setText(tr("文件路径:")); label_6->setObjectName(QString::fromUtf8("label_6")); label_6->setAlignment(Qt::AlignCenter);
horizontalLayout_6->addWidget(label_6);
lineEditPath = new QLineEdit(); lineEditPath->setObjectName(QString::fromUtf8("lineEditPath")); QSizePolicy sizePolicy(QSizePolicy::Expanding, QSizePolicy::Fixed); sizePolicy.setHorizontalStretch(0); sizePolicy.setVerticalStretch(0); sizePolicy.setHeightForWidth(lineEditPath->sizePolicy().hasHeightForWidth()); lineEditPath->setSizePolicy(sizePolicy);
horizontalLayout_6->addWidget(lineEditPath);
btnSelectPath = new QPushButton(); btnSelectPath->setText(tr("...")); btnSelectPath->setObjectName(QString::fromUtf8("toolBtnSelectPath")); btnSelectPath->setMinimumSize(QSize(82, 0));
horizontalLayout_6->addWidget(btnSelectPath);
horizontalLayout_6->setStretch(0, 1); horizontalLayout_6->setStretch(1, 3); horizontalLayout_6->setStretch(2, 1);
gridLayout->addLayout(horizontalLayout_6, 4, 0, 1, 1);
horizontalLayout_7 = new QHBoxLayout(); horizontalLayout_7->setObjectName(QString::fromUtf8("horizontalLayout_7"));
btnCancel = new QPushButton(); btnCancel->setText(tr("取消")); btnCancel->setObjectName(QString::fromUtf8("btnCancel")); QSizePolicy sizePolicy1(QSizePolicy::Minimum, QSizePolicy::Fixed); sizePolicy1.setHorizontalStretch(0); sizePolicy1.setVerticalStretch(0); sizePolicy1.setHeightForWidth(btnCancel->sizePolicy().hasHeightForWidth()); btnCancel->setSizePolicy(sizePolicy1); btnCancel->setMinimumSize(QSize(0, 50));
horizontalLayout_7->addWidget(btnCancel);
btnConfirm = new QPushButton(); btnConfirm->setText(tr("确定")); btnConfirm->setObjectName(QString::fromUtf8("btnConfirm")); sizePolicy1.setHeightForWidth(btnConfirm->sizePolicy().hasHeightForWidth()); btnConfirm->setSizePolicy(sizePolicy1); btnConfirm->setMinimumSize(QSize(0, 50));
horizontalLayout_7->addWidget(btnConfirm);
gridLayout->addLayout(horizontalLayout_7, 5, 0, 1, 1);
this->setLayout(gridLayout); //限制lineedit格式输入 QRegularExpression regIpStr("(\\d{1,2}|1\\d\\d|2[0-4]\\d|25[0-5])\\.(\\d{1,2}|1\\d\\d|2[0-4]\\d|25[0-5])\\.(\\d{1,2}|1\\d\\d|2[0-4]\\d|25[0-5])\\.(\\d{1,2}|1\\d\\d|2[0-4]\\d|25[0-5])"); QValidator * validator = new QRegularExpressionValidator(regIpStr, this->lineEditIp); this->lineEditIp->setValidator(validator);
this->lineEditPort->setValidator(new QIntValidator(0,65535,this->lineEditPort));
QRegularExpression regUserStr("[a-zA-Z0-9]+$"); validator = new QRegularExpressionValidator(regUserStr, this->lineEditUser); this->lineEditUser->setValidator(validator); this->lineEditPassward->setValidator(validator); this->lineEditUser->setMaxLength(8); this->lineEditPassward->setMaxLength(8);
this->lineEditIp->setPlaceholderText(tr("请输入服务器IP地址！")); this->lineEditPort->setPlaceholderText(tr("请输入服务器端口！")); this->lineEditUser->setPlaceholderText(tr("请输入登录用户名！")); this->lineEditPassward->setPlaceholderText(tr("请输入登录密码！")); this->lineEditPath->setPlaceholderText(tr("请输入文件路径！"));
this->lineEditIp->setStyleSheet("border:2px groove gray;border-radius:8px;padding:2px 4px;border-style: outset;"); this->lineEditPort->setStyleSheet("border:2px groove gray;border-radius:8px;padding:2px 4px;border-style: outset;"); this->lineEditUser->setStyleSheet("border:2px groove gray;border-radius:8px;padding:2px 4px;border-style: outset;"); this->lineEditPassward->setStyleSheet("border:2px groove gray;border-radius:8px;padding:2px 4px;border-style: outset;"); this->lineEditPath->setStyleSheet("border:2px groove gray;border-radius:8px;padding:2px 4px;border-style: outset;");
this->lineEditIp->setReadOnly(true);
//路径选择dialog初始化 this->dirSelectDlg = new QFileDialog(this); this->dirSelectDlg->setFileMode(QFileDialog::Directory); this->dirSelectDlg->setWindowTitle(tr("请选择一个文件夹！")); this->dirSelectDlg->setModal(false); this->dirSelectDlg->close(); connect(this->dirSelectDlg,&QFileDialog::fileSelected,this,&FtpServerWidget::dir_select_slot); //错误提示messagebox初始化 this->paraMessageBox = new QMessageBox(this); this->paraMessageBox->setModal(false); this->paraMessageBox->setWindowTitle(tr("参数错误！")); this->paraMessageBox->setIcon(QMessageBox::Warning); this->paraMessageBox->setMinimumSize(500,100); this->paraMessageBox->close();
connect(this->btnConfirm,&QPushButton::clicked,this,&FtpServerWidget::btn_click_slot); connect(this->btnCancel,&QPushButton::clicked,this,&FtpServerWidget::btn_click_slot); connect(this->btnSelectPath,&QPushButton::clicked,this,&FtpServerWidget::btn_click_slot);
} bool FtpServerWidget::set_ftp_para(QString ip, QString port, QString userName, QString password, QString path) {
qDebug()<<"ip:"<<ip<<" port:"<<port<<" userName:"<<userName<<" password:"<<password<<" path:"<<path; if(ip == nullptr) { this->paraMessageBox->setText(tr("IP不能为空！")); this->paraMessageBox->show(); return false; } if(port == nullptr) { this->paraMessageBox->setText(tr("端口设置不能为空！")); this->paraMessageBox->show(); return false; } if(port.toUInt() >65535) { this->paraMessageBox->setText(tr("端口值设置错误！")); this->paraMessageBox->show(); return false; } if(userName == nullptr) { this->paraMessageBox->setText(tr("用户名不能为空！")); this->paraMessageBox->show(); return false; } if(password == nullptr) { this->paraMessageBox->setText(tr("用户密码不能为空！")); this->paraMessageBox->show(); return false; } if(path == nullptr) { this->paraMessageBox->setText(tr("路径不能为空！")); this->paraMessageBox->show(); return false; } QFileInfo info(path); if(!info.exists()) { this->paraMessageBox->setText(tr("路径不存在！")); this->paraMessageBox->show(); return false; }
this->ftpIp = ip; this->ftpPort = port; this->ftpUserName = userName; this->ftpPassword = password; this->ftpPath = path; return true; }
bool FtpServerWidget::ftp_start_server() { if(this->ftpIp == nullptr) { return false; } if(this->ftpPort == nullptr) { return false; } if(this->ftpPort.toUInt() >65535) { return false; } if(this->ftpUserName == nullptr) { return false; } if(this->ftpPassword == nullptr) { return false; } if(this->ftpPath == nullptr) { return false; } QFileInfo info(this->ftpPath); if(!info.exists()) { return false; }
if (this->ftpServer !=nullptr) { qDebug() << "服务器已经启动"; return true; } this->ftpServer = new FtpServer(this, this->ftpPath, this->ftpPort.toInt(), this->ftpUserName, this->ftpPassword); //connect(m_server, SIGNAL(newPeerIp(QString)), this, SLOT(onNewPeerIp(QString)));
qDebug() << "服务器已启动"; return true; } bool FtpServerWidget::ftp_stop_server() { if(this->ftpServer != nullptr) { delete this->ftpServer; this->ftpServer = NULL; } qDebug() << "服务器已关闭"; return true; }
QString FtpServerWidget::get_ip() { return this->ftpIp; }
void FtpServerWidget::set_ip(QString val) { this->ftpIp = val; emit para_changed(); }
QString FtpServerWidget::get_port() { return this->ftpPort; }
void FtpServerWidget::set_port(QString val) { this->ftpPort = val; emit para_changed();
}
QString FtpServerWidget::get_user_name() { return this->ftpUserName; }
void FtpServerWidget::set_user_name(QString val) { this->ftpUserName = val; emit para_changed(); }
QString FtpServerWidget::get_password() { return this->ftpPassword; }
void FtpServerWidget::set_password(QString val) { this->ftpPassword = val; emit para_changed(); }
QString FtpServerWidget::get_path() { return this->ftpPath; }
void FtpServerWidget::set_path(QString val) { this->ftpPath = val; emit para_changed(); }
void FtpServerWidget::btn_click_slot() { QPushButton *btn = qobject_cast<QPushButton *>(sender()); if(btn == this->btnConfirm) //确定 { QString ipStr = this->lineEditIp->text(); QString portStr = this->lineEditPort->text(); QString userStr = this->lineEditUser->text(); QString passwordStr = this->lineEditPassward->text(); QString pathStr = this->lineEditPath->text();
this->set_ftp_para(ipStr,portStr,userStr,passwordStr,pathStr); this->ftp_start_server(); } else if(btn == this->btnCancel) //取消 { this->close(); } else if(btn == this->btnSelectPath) //选择路径 { this->dirSelectDlg->show(); } }
void FtpServerWidget::dir_select_slot(const QString &directory) { this->lineEditPath->setText(directory); } void FtpServerWidget::showEvent(QShowEvent *event) { Q_UNUSED(event); if(this->ftpIp != nullptr) { this->lineEditIp->setText(this->ftpIp); } if(this->ftpPort != nullptr) { this->lineEditPort->setText(this->ftpPort); } if(this->ftpUserName !=nullptr) { this->lineEditUser->setText(this->ftpUserName); } if(this->ftpPassword != nullptr) { this->lineEditPassward->setText(this->ftpPassword); } if(this->ftpPath != nullptr) { this->lineEditPath->setText(this->ftpPath); }
} void FtpServerWidget::closeEvent(QCloseEvent *event) { Q_UNUSED(event); this->dirSelectDlg->close(); this->paraMessageBox->close(); } |
