基于C++和QT开发的仿Windows端QQ影音视频播放器源码+sln解决方案+项目说明+注释.zip

#include "MainWindow.h" #include <QHBoxLayout> #include <QMessageBox> #include <string> #include <iostream> #include <QKeyEvent> #include <QTimer> #include <QDebug> #include <QStringListModel> #include <QScreen> #include <Windows.h> #include <QApplication> using namespace std; BOOL CALLBACK EnumVLC(HWND hwnd, LPARAM lParam) { TCHAR szTitle[1024]; int nLen = GetWindowText(hwnd, szTitle, 1024); if (nLen > 0) { EnableWindow(hwnd, FALSE); KillTimer(NULL, 1); } return TRUE; } void CALLBACK TimeProc(HWND hwnd, UINT msg, UINT_PTR id, DWORD time) { HWND vlcHwnd = FindWindowEx(NULL, NULL, NULL, L"vlcmain"); if (vlcHwnd) { EnumChildWindows(vlcHwnd, EnumVLC, NULL); } } //防止中文乱码 string qstr2str(const QString& qstr) { QByteArray cdata = qstr.toLocal8Bit(); return string(cdata); } CMainWindow::CMainWindow(QWidget* parent) : QWidget(parent) { this->setWindowTitle("vlcmain"); setMouseTracking(true); setWindowFlags(Qt::FramelessWindowHint | Qt::WindowMinMaxButtonsHint); setAttribute(Qt::WA_Hover); m_pVlc.reset(new CVlcKits()); int nRet = m_pVlc->initVLC(); switch (nRet) { case -1: QMessageBox::information(this, tr("Warn"), tr("libvlc_new failed")); exit(EXIT_FAILURE); case -2: QMessageBox::information(this, tr("Warn"), tr("libvlc_media_player_new failed")); exit(EXIT_FAILURE); } connect(m_pVlc.get(), &CVlcKits::sig_UpdateTimeText, this, &CMainWindow::OnUpdateTimeText); connect(m_pVlc.get(), &CVlcKits::sig_TimeSliderPos, this, &CMainWindow::OnUpdateTimeSlider); InitUI(); } void CMainWindow::InitUI() { QVBoxLayout* pVLay = new QVBoxLayout(this); pVLay->setSpacing(0); m_pTitleBar = new CTitleBar(this); m_pVideoWidget = new VideoWidget(this); m_pPlayCtrlBar = new CPlayCtrlBar(this); m_pPlaylistWidget = new CPlayListWidget(this); pVLay->addWidget(m_pTitleBar); QHBoxLayout* pHLay = new QHBoxLayout; pHLay->addWidget(m_pVideoWidget); pHLay->addWidget(m_pPlaylistWidget); pVLay->addLayout(pHLay); pVLay->addWidget(m_pPlayCtrlBar); pVLay->setContentsMargins(0, 0, 0, 0); m_pPlaylistWidget->hide(); //播放列表默认隐藏 this->resize(800, 600); connect(m_pTitleBar, &CTitleBar::sig_close, this, &CMainWindow::On_Close); connect(m_pTitleBar, &CTitleBar::sig_ShowFullFcreen, this, &CMainWindow::On_ShowFullScreen); connect(m_pTitleBar, &CTitleBar::sig_showMiniMode, this, &CMainWindow::On_ShowMiniMode); connect(m_pTitleBar, &CTitleBar::sig_openfile, this, &CMainWindow::on_openFile); connect(m_pTitleBar, &CTitleBar::sig_openUrl, this, &CMainWindow::on_openUrl); connect(m_pVideoWidget, &VideoWidget::sig_OpenFile, this, &CMainWindow::on_openFile); connect(m_pVideoWidget, &VideoWidget::sig_OpenUrl, this, &CMainWindow::on_openUrl); connect(m_pVideoWidget, &VideoWidget::sig_OpenPlaylist, this, &CMainWindow::On_openRightPlaylist); connect(m_pPlayCtrlBar, &CPlayCtrlBar::sig_fullScreen, this, &CMainWindow::On_ShowFullScreen); connect(m_pPlayCtrlBar, &CPlayCtrlBar::sig_playRate, this, &CMainWindow::OnSetPlayRate); connect(m_pPlaylistWidget, &CPlayListWidget::sig_doubleClickFileName, this, &CMainWindow::OnPlay); } void CMainWindow::resizeEvent(QResizeEvent* event) { if (!this->isMaximized() && !this->isFullScreen()) { QScreen* pScreen = qApp->primaryScreen(); QRect appRect = pScreen->availableGeometry(); int sw = appRect.width(); int sh = appRect.height(); int thisW = this->width(); int thisH = this->height(); } } void CMainWindow::On_Close() { if (m_isPlay) { QMessageBox::StandardButton rb = QMessageBox::warning(this, tr("warn"), tr("Do you want to end player?"), QMessageBox::Yes | QMessageBox::No, QMessageBox::Yes); if (rb == QMessageBox::Yes) { close(); } } else { close(); } } void CMainWindow::on_openFile(const QStringList& fileList) { if (fileList.isEmpty()) return; // 创建数据模型 m_pStringListModel = new QStringListModel(this); // 为模型设置StringList，会导入StringList的内容 m_pStringListModel->setStringList(fileList); // 为listView设置数据模型 m_pPlaylistWidget->setPlayList(m_pStringListModel); if (0 != m_pVlc->play(fileList, (void*)(m_pVideoWidget->winId()))) { QMessageBox::information(this, tr("Warn"), tr("can't play this video file")); return; } SetTimer(NULL, 1, 300, TimeProc); m_pVideoWidget->setPlayStatus(true); m_pVideoWidget->showTopWidgetOpenfilesButton(false); QString fileName = fileList[0]; int index1 = fileName.lastIndexOf('/'); fileName = fileName.mid(index1 + 1); m_pTitleBar->setFileNameLabelText(fileName); m_isPlay = true; m_pPlayCtrlBar->showTimeLabel(true); m_pTimer = new QTimer(this); m_pTimer->start(3000); connect(m_pTimer, &QTimer::timeout, this, &CMainWindow::On_timer); } // 打开网络媒体流 // rtsp://wowzaec2demo.streamlock.net/vod/mp4:BigBuckBunny_115k.mp4 void CMainWindow::on_openUrl(const QString& url) { m_pVlc->play(url, (void*)(m_pVideoWidget->winId())); m_isPlay = true; m_pPlayCtrlBar->showTimeLabel(true); m_pTimer = new QTimer(this); m_pTimer->start(3000); connect(m_pTimer, &QTimer::timeout, this, &CMainWindow::On_timer); } void CMainWindow::On_openRightPlaylist() { if (m_pPlaylistWidget->isHidden()) { m_pPlaylistWidget->show(); } else { m_pPlaylistWidget->hide(); } } void CMainWindow::On_timer() { if (m_isPlay) { if (mouse_last_moved_pos_ == QCursor::pos()) { QPoint p1 = m_pVideoWidget->mapToGlobal(QPoint(0, 0)); QRect rect = m_pVideoWidget->rect(); QRect rect2(p1.x(), p1.y(), rect.width(), rect.height()); QPoint p2 = QCursor::pos(); if (m_isPlay) { if (rect2.contains(p2)) { m_pVideoWidget->showTopWidget(false); this->setCursor(Qt::BlankCursor); //隐藏鼠标 m_pTimer->stop(); } else { this->setCursor(Qt::ArrowCursor); //显示正常鼠标 } } } else { this->setCursor(Qt::ArrowCursor); //显示正常鼠标 } } } void CMainWindow::OnUpdateTimeText(const QString& str) { m_pPlayCtrlBar->setCurPlayTime(str); } void CMainWindow::OnUpdateTimeSlider(const int& value) { //m_pVideoWidget->setTimeSliderPos(value); } // 倍速播放 void CMainWindow::OnSetPlayRate(double rate) { m_pVlc->setPlayRate(rate); } void CMainWindow::OnPlay(const QString& fileName) { QStringList fileList; fileList << fileName; if (0 != m_pVlc->play(fileList, (void*)(m_pVideoWidget->winId()))) { QMessageBox::information(this, tr("Warn"), tr("can't play this video file")); return; } } void CMainWindow::On_ShowFullScreen() { this->showFullScreen(); m_pTitleBar->hide(); m_pPlayCtrlBar->hide(); m_pPlaylistWidget->hide(); } void CMainWindow::On_ShowMiniMode() { if (m_isPlay) { m_isMiniMode = true; m_pTitleBar->hide(); m_pPlayCtrlBar->hide(); m_pPlaylistWidget->hide(); this->update(); } } void CMainWindow::mouseDoubleClickEvent(QMouseEvent* event) { QPoint p1 = m_pVideoWidget->mapToGlobal(QPoint(0, 0)); QRect rect = m_pVideoWidget->rect(); QRect rect2(p1.x(), p1.y(), rect.width(), rect.height()); QPoint p2 = QCursor::pos(); if (rect2.contains(p2)) { m_isMiniMode = false; // 退出迷你模式 if (this->isFullScreen()) { this->showNormal(); m_pTitleBar->show(); m_pPlayCtrlBar->show(); } else { this->showFullScreen(); m_pTitleBar->hide(); m_pPlayCtrlBar->hide(); m_pPlaylistWidget->hide(); } } } void CMainWindow::keyPressEvent(QKeyEvent* event) { if (event->key() == Qt::Key_Escape) { if (this->isFullScreen()) { this->showNormal(); m_isMiniMode = false; // 退出迷你模式 m_pTitleBar->show(); m_pPlayCtrlBar->show(); } } } void CMainWindow::mouseMoveEvent(QMouseEvent* event) { mouse_moved_ = true; mouse_last_moved_pos_ = QCursor::pos(); if (m_pTimer && !m_pTimer->isActive()) m_pTimer->start(3000); QPoint p1 = m_pVideoWidget->mapToGlobal(QPoint(0, 0)); QRect rect = m_pVideoWidget->rect(); QRect rect2(p1.x(), p1.y(), rect.width(), rect.height()); QPoint p2 = QCursor::pos(); if (m_isPlay) { if (rect2.contains(p2)) { m_