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内å‘
追求完美
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what I wanna perhaps like this: when a right mouse button is pressed and we go down and right with a cursor. As in letter 'L'. Our mouse gesture will close the window. I googled such gesture examples on PyQt4 ,but hard to find one ,so your help will be … 
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The UI is as following . http://img.my.csdn.net/uploads/201211/03/1351957960_1171.jpg What I want is : When I press the Enter key ,the label should shows “Enter” When I press The blank space key ,the label should shows “space” How to implement this ? I know I should reimplement the keyPressEvent handler ,but I … 
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To display system clock time in LCD format I just want to display system clock time in LCD format, also want the time to be displayed with the format of hh:mm:ss ,my code is as following ,but when I run it ,it is out of my expectaions ，so anyone can …
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