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csdn
8 年
QTreeview表头垂直显示
如何将QTreeview的表头垂直显示? 表头每列的文字都比较多,如果不垂直显示,在页面中就显示不开了,现在想是将表头文字垂直显示(一般表头文字都是从左到右水平显示,现在想从上到下垂直显示),但不知道方法,求大神指点 ...
csdn
6 年
Qt4.6的QTreeView的加减号显示问题
请问一下,QTreeView在Qt4.5下面显示正常。在4.6下面,第一次展开的时候没有+-号,第二次展开的时候才有,是不是需要触发一个什么信号,谢谢 ...
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