m3u8d/m3u8d-qt/mainwindow.cpp

107 lines
3.8 KiB
C++

#include "mainwindow.h"
#include "ui_mainwindow.h"
#include "m3u8d.h"
#include <atomic>
#include <QFileDialog>
MainWindow::MainWindow(QWidget *parent) :
QMainWindow(parent),
ui(new Ui::MainWindow),
m_syncUi(parent)
{
ui->setupUi(this);
QIntValidator* vd = new QIntValidator;
vd->setRange(0, 9999);
ui->lineEdit_SkipTsCountFromHead->setValidator(vd);
ui->lineEdit_SkipTsCountFromHead->setPlaceholderText("[0,9999]");
ui->lineEdit_SaveDir->setPlaceholderText(QString::fromStdString(GetWd()));
}
MainWindow::~MainWindow()
{
CloseOldEnv();
delete ui;
}
void MainWindow::on_pushButton_RunDownload_clicked()
{
ui->lineEdit_M3u8Url->setEnabled(false);
ui->lineEdit_SaveDir->setEnabled(false);
ui->pushButton_SaveDir->setEnabled(false);
ui->lineEdit_FileName->setEnabled(false);
ui->lineEdit_SkipTsCountFromHead->setEnabled(false);
ui->comboBox_HostType->setEnabled(false);
ui->pushButton_RunDownload->setEnabled(false);
ui->checkBox_Insecure->setEnabled(false);
ui->progressBar->setValue(0);
// ui->pushButton_RunDownload->setText("正在下载...");
ui->pushButton_StopDownload->setEnabled(true);
m_syncUi.AddRunFnOn_OtherThread([this](){
// isFinished被 other thread 和 ui thread共享
std::shared_ptr<std::atomic_bool> isFinished = std::make_shared<std::atomic_bool>(false);
while(isFinished->load() == false)
{
QThread::msleep(50);
GetProgress_Resp resp = GetProgress();
// 可能以下闭包在运行前, other thread已经退出了, 所以isFinished需要使用shared_ptr
m_syncUi.AddRunFnOn_UiThread([resp, this, isFinished](){
ui->progressBar->setValue(resp.Percent);
ui->label_progressBar->setText(QString::fromStdString(resp.Title));
if (ui->pushButton_RunDownload->isEnabled()) {
isFinished->store(true);
}
});
}
});
RunDownload_Req req;
req.M3u8Url = ui->lineEdit_M3u8Url->text().toStdString();
req.HostType = ui->comboBox_HostType->currentText().toStdString();
req.Insecure = ui->checkBox_Insecure->isChecked();
req.SaveDir = ui->lineEdit_SaveDir->text().toStdString();
req.FileName = ui->lineEdit_FileName->text().toStdString();
req.SkipTsCountFromHead = ui->lineEdit_SkipTsCountFromHead->text().toInt();
m_syncUi.AddRunFnOn_OtherThread([req, this](){
RunDownload_Resp resp = RunDownload(req);
m_syncUi.AddRunFnOn_UiThread([req, this, resp](){
ui->lineEdit_M3u8Url->setEnabled(true);
ui->lineEdit_SaveDir->setEnabled(true);
ui->pushButton_SaveDir->setEnabled(true);
ui->lineEdit_FileName->setEnabled(true);
ui->lineEdit_SkipTsCountFromHead->setEnabled(true);
ui->comboBox_HostType->setEnabled(true);
ui->pushButton_RunDownload->setEnabled(true);
ui->checkBox_Insecure->setEnabled(true);
ui->pushButton_RunDownload->setText("开始下载");
ui->pushButton_StopDownload->setEnabled(false);
if (resp.IsCancel) {
return;
}
if (!resp.ErrMsg.empty()) {
Toast::Instance()->SetError(QString::fromStdString(resp.ErrMsg));
return;
}
if (resp.IsSkipped) {
Toast::Instance()->SetSuccess("已经下载过了: " + QString::fromStdString(resp.SaveFileTo));
return;
}
Toast::Instance()->SetSuccess("下载成功, 保存路径" + QString::fromStdString(resp.SaveFileTo));
});
});
}
void MainWindow::on_pushButton_SaveDir_clicked()
{
QString dir = QFileDialog::getExistingDirectory(this);
ui->lineEdit_SaveDir->setText(dir);
}
void MainWindow::on_pushButton_StopDownload_clicked()
{
CloseOldEnv();
}