Signal1
Signal support.
EditorResourcePreview.swift:193class Signal1Use the connect(flags:_:) method to connect to the signal on the container object, and disconnect(_:) to drop the connection.
You can also await the emitted property for waiting for a single emission of the signal.
Other members in extension
Type members
Instance members
var previewInvalidated: Signal1Emitted if a preview was invalidated (changed).
pathcorresponds to the path of the preview.func addPreviewGenerator(EditorResourcePreviewGenerator?) Create an own, custom preview generator.
func checkForInvalidation(path: String) Check if the resource changed, if so, it will be invalidated and the corresponding signal emitted.
func queueEditedResourcePreview(resource: Resource?, receiver: Object?, receiverFunc: StringName, userdata: Variant) Queue the
resourcebeing edited for preview. Once the preview is ready, thereceiver’sreceiverFuncwill be called. ThereceiverFuncmust take the following four arguments:Stringpath,Texture2Dpreview,Texture2Dthumbnail_preview,Variantuserdata.userdatacan be anything, and will be returned whenreceiverFuncis called.func queueResourcePreview(path: String, receiver: Object?, receiverFunc: StringName, userdata: Variant) Queue a resource file located at
pathfor preview. Once the preview is ready, thereceiver’sreceiverFuncwill be called. ThereceiverFuncmust take the following four arguments:Stringpath,Texture2Dpreview,Texture2Dthumbnail_preview,Variantuserdata.userdatacan be anything, and will be returned whenreceiverFuncis called.func removePreviewGenerator(EditorResourcePreviewGenerator?) Removes a custom preview generator.
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Instance members
var emitted: VoidYou can await this property to wait for the signal to be emitted once
func connect(flags: Object.ConnectFlags, @escaping (_ path: String) -> ()) -> Object Connects the signal to the specified callback
func disconnect(Object) Disconnects a signal that was previously connected, the return value from calling
connect(flags:_:)