Provider for text based custom editors.
Text based custom editors use a
TextDocument as their data model. This considerably simplifies
implementing a custom editor as it allows the editor to handle many common operations such as
undo and backup. The provider is responsible for synchronizing text changes between the webview and the
Resolve a custom editor for a given text resource.
This is called when a user first opens a resource for a
CustomTextEditorProvider, or if they reopen an
existing editor using this
Document for the resource to resolve.
The webview panel used to display the editor UI for this resource.
During resolve, the provider must fill in the initial html for the content webview panel and hook up all
the event listeners on it that it is interested in. The provider can also hold onto the
use later for example in a command. See
WebviewPanel for additional details.
A cancellation token that indicates the result is no longer needed.
Thenable indicating that the custom editor has been resolved.