| 67 | |
| 68 | |
| 69 | class Window(QWidget): |
| 70 | # 测试窗口 |
| 71 | |
| 72 | def __init__(self, *args, **kwargs): |
| 73 | super(Window, self).__init__(*args, **kwargs) |
| 74 | # 1. 加入布局中 |
| 75 | layout = QHBoxLayout(self) |
| 76 | layout.addSpacerItem(QSpacerItem( |
| 77 | 40, 20, QSizePolicy.Expanding, QSizePolicy.Minimum)) |
| 78 | self.button1 = ZoomButton('按钮1', self) |
| 79 | layout.addWidget(self.button1) |
| 80 | layout.addSpacerItem(QSpacerItem( |
| 81 | 40, 20, QSizePolicy.Expanding, QSizePolicy.Minimum)) |
| 82 | # 2. 不在布局中 |
| 83 | self.button2 = ZoomButton('按钮2', self) |
| 84 | |
| 85 | # 以下两个方法需要重写 |
| 86 | |
| 87 | def showEvent(self, event): |
| 88 | super(Window, self).showEvent(event) |
| 89 | # 更新按钮的位置 |
| 90 | self.button1.updatePos() |
| 91 | # 针对不在控件中的按钮 |
| 92 | self.button2.move(self.width() - self.button2.width() - 15, |
| 93 | self.height() - self.button2.height() - 10) |
| 94 | self.button2.updatePos() |
| 95 | |
| 96 | def resizeEvent(self, event): |
| 97 | super(Window, self).resizeEvent(event) |
| 98 | # 更新按钮的位置 |
| 99 | self.button1.updatePos() |
| 100 | # 针对不在控件中的按钮 |
| 101 | self.button2.move(self.width() - self.button2.width() - 15, |
| 102 | self.height() - self.button2.height() - 10) |
| 103 | self.button2.updatePos() |
| 104 | |
| 105 | |
| 106 | if __name__ == '__main__': |