Class: QgsSourceCache

A cache for source strings that returns a local file path containing the source content.

QgsSourceCache is not usually directly created, but rather accessed through QgsApplication.sourceCache().

Added in version 3.16.

Class Hierarchy

Base classes

QgsAbstractContentCacheBase	A QObject derived base class for QgsAbstractContentCache.
QObject

Methods

localFilePath

Returns a local file path reflecting the content of a specified source path

Signals

remoteSourceFetched

Emitted when the cache has finished retrieving a 3D model from a remote url.

class qgis.core.QgsSourceCache

Bases: QgsAbstractContentCacheBase

__init__(parent: QObject | None = None)

Constructor for QgsSourceCache, with the specified parent object.

Parameters:

parent (Optional[QObject] = None)

localFilePath(self, path: str | None, blocking: bool = False) → str

Returns a local file path reflecting the content of a specified source path

path may be a local file, remote (HTTP) url, or a base 64 encoded string (with a “base64:” prefix).

Parameters:

• path (Optional[str])

• blocking (bool = False)

Return type:

str

signal remoteSourceFetched(url: str)

Emitted when the cache has finished retrieving a 3D model from a remote url.

Parameters:

url (str)