QGraphicsSceneResizeEvent ¶

概要 ¶

详细描述 ¶

A QGraphicsWidget sends itself a QGraphicsSceneResizeEvent immediately when its geometry changes.

It’s similar to QResizeEvent , but its sizes, oldSize() and newSize() ，使用 QSizeF 而不是 QSize .

另请参阅

setGeometry() resize()

class QGraphicsSceneResizeEvent ¶

构造 QGraphicsSceneResizeEvent .

PySide2.QtWidgets.QGraphicsSceneResizeEvent. newSize ( ) ¶

返回类型

QSizeF

Returns the new size (i.e., the current size).

另请参阅

oldSize() resize()

PySide2.QtWidgets.QGraphicsSceneResizeEvent. oldSize ( ) ¶

返回类型

QSizeF

Returns the old size (i.e., the size immediately before the widget was resized).

另请参阅

newSize() resize()

PySide2.QtWidgets.QGraphicsSceneResizeEvent. setNewSize ( size ) ¶

参数

size – QSizeF

另请参阅

newSize()

PySide2.QtWidgets.QGraphicsSceneResizeEvent. setOldSize ( size ) ¶

参数

size – QSizeF

另请参阅

oldSize()