Queue the [code]resource[/code] being edited for preview. Once the preview is ready, the [code]receiver[/code]'s [code]receiver_func[/code] will be called. The [code]receiver_func[/code] must take the following four arguments: [String] path, [Texture] preview, [Texture] thumbnail_preview, [Variant] userdata. [code]userdata[/code] can be anything, and will be returned when [code]receiver_func[/code] is called.
[b]Note[/b]: If it was not possible to create the preview the [code]receiver_func[/code] will still be called, but the preview will be null.
Queue a resource file located at [code]path[/code] for preview. Once the preview is ready, the [code]receiver[/code]'s [code]receiver_func[/code] will be called. The [code]receiver_func[/code] must take the following four arguments: [String] path, [Texture] preview, [Texture] thumbnail_preview, [Variant] userdata. [code]userdata[/code] can be anything, and will be returned when [code]receiver_func[/code] is called.
[b]Note[/b]: If it was not possible to create the preview the [code]receiver_func[/code] will still be called, but the preview will be null.