截取窗口：适用做视频通话截图 QScreen *screen=QGuiApplication::primaryScreen(); QPixmap pixmap=screen->grabWindow(ui->widget->winId());//ui->widget->winId()你需要截图的窗口id
When I try to use java.lang.System.console(), I get a null pointer. I can still write to out and read from in, but this only works when I run straight from my IDE. When I run the .jar file directly, n
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