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Pyqt5 technical part - cause of the problem that setting the top of the window does not take effect. Setwindowflags() does not take effect after setting the parameters. Solution

2022-06-11 20:40:00 【Xiaolan jujube】


Possible situation ： Be overwritten 

       

        Dialog.setWindowFlags(QtCore.Qt.WindowStaysOnTopHint)   #  Set window top 
        
Dialog.setWindowFlags(QtCore.Qt.WindowCloseButtonHint)   #  Set the close button only 
       

       
    
        
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If there are more than one ​setWindowFlags()​, Only the last one works , Because it is an overlay setting .

​ terms of settlement ​： Merging parameters .

       

        Dialog.setWindowFlags(QtCore.Qt.WindowCloseButtonHint|QtCore.Qt.WindowStaysOnTopHint)
       

       
    
        
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A vertical bar is used between multiple parameters ​​'|'​​ Separate .

​ Let's like it ！​



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