Key

The Key class can be used for efficient access to the QPixmapCache . More…

Synopsis

Functions

• def __eq__ (key)

• def __ne__ (key)

• def isValid ()

• def swap (other)

Detailed Description

Use insert() to receive an instance of Key generated by the pixmap cache. You can store the key in your own objects for a very efficient one-to-one object-to-pixmap mapping.

class PySide2.QtGui.QPixmapCache.Key

PySide2.QtGui.QPixmapCache.Key(other)

param other:

PySide2.QtGui.QPixmapCache.Key

Constructs an empty Key object.

PySide2.QtGui.QPixmapCache.Key.isValid()

Return type:

bool

Returns true if there is a cached pixmap associated with this key. Otherwise, if pixmap was flushed, the key is no longer valid.

PySide2.QtGui.QPixmapCache.Key.__ne__(key)

Parameters:

key – PySide2.QtGui.QPixmapCache.Key

Return type:

bool

PySide2.QtGui.QPixmapCache.Key.__eq__(key)

Parameters:

key – PySide2.QtGui.QPixmapCache.Key

Return type:

bool

Returns true if this key is the same as the given key ; otherwise returns false.

PySide2.QtGui.QPixmapCache.Key.swap(other)

Parameters:

other – PySide2.QtGui.QPixmapCache.Key