Key#
The Key
class can be used for efficient access to the QPixmapCache
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Synopsis#
Functions#
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 PySide6.QtGui.QPixmapCache.Key#
PySide6.QtGui.QPixmapCache.Key(other)
- Parameters
other –
PySide6.QtGui.QPixmapCache.Key
Constructs an empty Key object.
- PySide6.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 Otherwise, if pixmap was flushed, the key is no longer valid.
- PySide6.QtGui.QPixmapCache.Key.__ne__(key)#
- Parameters
- Return type
bool
- PySide6.QtGui.QPixmapCache.Key.__eq__(key)#
- Parameters
- Return type
bool
- PySide6.QtGui.QPixmapCache.Key.swap(other)#
- Parameters
other –
PySide6.QtGui.QPixmapCache.Key