QGraphicsSceneContextMenuEvent ¶

概要 ¶

详细描述 ¶

A QContextMenuEvent received by a QGraphicsView is translated into a QGraphicsSceneContextMenuEvent 。 globalPos() is translated into item, scene, and screen coordinates ( pos() , scenePos() ，和 screenPos() ).

另请参阅

QGraphicsSceneMouseEvent QGraphicsSceneWheelEvent QContextMenuEvent

class QGraphicsSceneContextMenuEvent ( [ type=None ] ) ¶

param type

Type

Constructs a graphics scene context menu event of the specified type .

PySide2.QtWidgets.QGraphicsSceneContextMenuEvent. Reason ¶

This enum describes the reason why the context event was sent.

常量	描述
QGraphicsSceneContextMenuEvent.Mouse	The mouse caused the event to be sent. On most platforms, this means the right mouse button was clicked.
QGraphicsSceneContextMenuEvent.Keyboard	The keyboard caused this event to be sent. On Windows and macOS, this means the menu button was pressed.
QGraphicsSceneContextMenuEvent.Other	The event was sent by some other means (i.e. not by the mouse or keyboard).

PySide2.QtWidgets.QGraphicsSceneContextMenuEvent. modifiers ( ) ¶

返回类型

KeyboardModifiers

Returns the keyboard modifiers in use when the context menu was requested.

PySide2.QtWidgets.QGraphicsSceneContextMenuEvent. pos ( ) ¶

返回类型

QPointF

Returns the position of the mouse cursor in item coordinates at the moment the context menu was requested.

另请参阅

scenePos() screenPos()

PySide2.QtWidgets.QGraphicsSceneContextMenuEvent. reason ( ) ¶

返回类型

Reason

Returns the reason for the context menu event.

另请参阅

Reason

PySide2.QtWidgets.QGraphicsSceneContextMenuEvent. scenePos ( ) ¶

返回类型

QPointF

Returns the position of the mouse cursor in scene coordinates at the moment the context menu was requested.

另请参阅

pos() screenPos()

PySide2.QtWidgets.QGraphicsSceneContextMenuEvent. screenPos ( ) ¶

返回类型

QPoint

Returns the position of the mouse cursor in screen coordinates at the moment the context menu was requested.

另请参阅

pos() scenePos()

PySide2.QtWidgets.QGraphicsSceneContextMenuEvent. setModifiers ( modifiers ) ¶

参数

modifiers – KeyboardModifiers

Sets the keyboard modifiers associated with the context menu to the modifiers 指定。

另请参阅

modifiers()

PySide2.QtWidgets.QGraphicsSceneContextMenuEvent. setPos ( pos ) ¶

参数

pos – QPointF

另请参阅

pos()

PySide2.QtWidgets.QGraphicsSceneContextMenuEvent. setReason ( reason ) ¶

参数

reason – Reason

Sets the reason for the context menu event to reason .

另请参阅

reason()

PySide2.QtWidgets.QGraphicsSceneContextMenuEvent. setScenePos ( pos ) ¶

参数

pos – QPointF

另请参阅

scenePos()

PySide2.QtWidgets.QGraphicsSceneContextMenuEvent. setScreenPos ( pos ) ¶

参数

pos – QPoint

另请参阅

screenPos()