I made a "widget" in Qt Designer with about a dozen controls organized into horizontal and vertical layouts. Oddly, every horizontal layout wants to be some large size, about 400 px wide,...

I'm doing a PyQt4 tutorial about box layouts. But I dont understand how addStretch works. If i use vbox.addStretch(1) and hbox.addStretch(1), the two buttons appear down-right. Why? if i comment...

I have written a program that uses widgets as container (for other widgets). Because the contents of the container varies along the program life, the container widget has a layout associated to it ...