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I\'m starting off QT 4.6\'s example \"OpenGL - 2D painting\" It uses a subclass of QGLWidget, and makes painting operations with the class QP开发者_开发百科ainter.
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I am using QGraphicsScene/QGraphicsView pair in my application. I had subclassed them for my purpose. The code snippet that generate the pair is below:
when loading this html (html is also here) in the 开发者_如何学运维Qt 4.6 Demo Browser, pressing \"Set Volume = 80\" fails without raising an exception.
I\'m building a small multithreaded web server. The QTcpSockets are fetched in the main thread and then hand over by QtConcurrent to the QThreadPool, which eventually processes the data and sends out
I\'m using QT Creator to develop an application. I have two QTListWidgets which are aligned side by side.
I am making a Qt applica开发者_JS百科tion and I have a button to open a file, which is connected to a custom slot. This is the slot code so far:
I have used QGraphicsTextItem in my MFC applications for text editing, then converted the results to a bitmap to show in the view (screen). But it has issues when printing. For example, if I print to
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