1# QXlsx codeforApplication Qt project2QXLSX_PARENTPATH=./QXlsx/ # current QXlsx pathis. (. means curret directory)3QXLSX_HEADERPATH=./QXlsx/header/ # current QXlsx header pathis./header/4QXLSX_SOURCEPATH=./QXlsx/source/ # current QXlsx source pathis./source/5include(./QXlsx/QXl...
如果要支持其他格式需要下载k-lite或者LAV Filters安装即可(k-lite或者LAV Filters是指windows上的,其他系统上自行搜索,貌似嵌入式linux上依赖GStreamer(sudo apt-get install gstreamer1.0-libav ubuntu-restricted-extras),并未完整验证,报错提示 Your GStreamer installation is missing a plug-in,需要...
connect(watcher,SIGNAL(fileChanged(QString)),this,SLOT(fileChangedslot(QString)));connect(watcher,SIGNAL(directoryChanged(QString)),this,SLOT(directoryChangedslot(QString)));}MainWindow::~MainWindow(){}//文件被修改void MainWindow::fileChangedslot(QString path){qDebug()<<"被修改的文件:"<<pat...
AI代码解释 voidWidget::on_pushButton_Running_clicked(){qDebug()<<"hello,ffmpeg";QString currentPath=QDir::current().path();qDebug()<<"Current path:"<<currentPath;char*arrParams[10]={0};for(int k=0;k<10;k++){arrParams[k]=newchar[64]();}strcpy(arrParams[0],"QtVideoConverter.e...
void Widget::on_directoryChanged(const QString path) { ui->plainTextEdit->appendPlainText(path); ui->plainTextEdit->appendPlainText(QStringLiteral("目录发生了变化")); } 1. 2. 3. 4. 5. 6. 7. 8. 9. 10. 11. 演示效果 选择一个文件和目录,改变文件的内容/在目录下新建一个文件,都会触...
QMAKE_LFLAGS+=-F/path/to/framework/directory/ 框架本身会通过附加-framework选项和框架的名称被链接到LIBS变量。 代码语言:javascript 复制 LIBS+=-framework #TheFramework C、创建框架 任何给定的库项目都可以被配置,以便生成的库文件放置在准备部署的框架中。通过设置工程使用lib模板,并增加lib_bundle选项到CONFIG...
$cd<your qt project directory>$gitclone--recurse-submodules https://github.com/open-telemetry/opentelemetry-cpp 打开Qt项目的CMakeLists.txt文件,添加如下内容。 #CMakeLists.txtadd_subdirectory(opentelemetry-cpp) ... target_include_directories(OTelExample4QT2 PRIVATE ${CMAKE_SOURCE_DIR}/opente...
// prepare a file in the users home directory named out.txt QFile file(QDir::home().absoluteFilePath("out.txt")); // try to open the file in write mode if(!file.open(QIODevice::WriteOnly)) { qWarning() << "Can not open file with write access"; return -1; } // as we ha...
Get the latest release from GitHub by cloning the repo:$ git clone https://github.com/ksnip/ksnip Change to repo directory:$ cd ksnip Make new build directory and enter it:$ mkdir build && cd build Create the makefile and build the project:$ cmake .. && make ...
c. 设定对话框返回什么 fd->setMode( QFileDialog::ExistingFile ); AnyFile(一般用于save as对话框) ExistingFile存在的一个文件 ExistingFiles存在的0个或多个文件(可用于选择多个文件) Directory返回目录 DirectoryOnly返回目录(选取文件的时候只选中目录) 2. 返回值: a. 返回选择中的一个文件(夹)名字 QString...