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Interface IDocumentManager

The interface for a document manager.

Hierarchy

  • IDisposable
    • IDocumentManager

Index

Properties

Methods

Properties

Readonly activateRequested

activateRequested: ISignal<this, string>

A signal emitted when one of the documents is activated.

autosave

autosave: boolean

Whether to autosave documents.

autosaveInterval

autosaveInterval: number

Determines the time interval for autosave in seconds.

Readonly isDisposed

isDisposed: boolean

Test whether the object has been disposed.

Notes

This property is always safe to access.

Readonly registry

registry: DocumentRegistry

The registry used by the manager.

Readonly services

services: IManager

The service manager used by the manager.

Methods

cloneWidget

  • Clone a widget.

    Parameters

    • widget: Widget

      The source widget.

    Returns IDocumentWidget | undefined

    A new widget or undefined.

    Notes

    Uses the same widget factory and context as the source, or returns undefined if the source widget is not managed by this manager.

closeAll

  • closeAll(): Promise<void>

  • Close all of the open documents.

    Returns Promise<void>

    A promise resolving when the widgets are closed.

closeFile

  • closeFile(path: string): Promise<void>

  • Close the widgets associated with a given path.

    Parameters

    • path: string

      The target path.

    Returns Promise<void>

    A promise resolving when the widgets are closed.

contextForWidget

  • contextForWidget(widget: Widget): Context | undefined

  • Get the document context for a widget.

    Parameters

    • widget: Widget

      The widget of interest.

    Returns Context | undefined

    The context associated with the widget, or undefined if no such context exists.

copy

  • copy(fromFile: string, toDir: string): Promise<IModel>

  • Copy a file.

    Parameters

    • fromFile: string

      The full path of the original file.

    • toDir: string

      The full path to the target directory.

    Returns Promise<IModel>

    A promise which resolves to the contents of the file.

createNew

  • createNew(path: string, widgetName?: string, kernel?: Partial<IModel>): Widget | undefined

  • Create a new file and return the widget used to view it.

    Parameters

    • path: string

      The file path to create.

    • Optional widgetName: string

      The name of the widget factory to use. 'default' will use the default widget.

    • Optional kernel: Partial<IModel>

      An optional kernel name/id to override the default.

    Returns Widget | undefined

    The created widget, or undefined.

    Notes

    This function will return undefined if a valid widget factory cannot be found.

deleteFile

  • deleteFile(path: string): Promise<void>

  • Delete a file.

    Parameters

    • path: string

      The full path to the file to be deleted.

    Returns Promise<void>

    A promise which resolves when the file is deleted.

    Notes

    If there is a running session associated with the file and no other sessions are using the kernel, the session will be shut down.

dispose

  • dispose(): void

  • Dispose of the resources held by the object.

    Notes

    If the object's dispose method is called more than once, all calls made after the first will be a no-op.

    Undefined Behavior

    It is undefined behavior to use any functionality of the object after it has been disposed unless otherwise explicitly noted.

    Returns void

findWidget

  • findWidget(path: string, widgetName?: string | null): IDocumentWidget | undefined

  • See if a widget already exists for the given path and widget name.

    Parameters

    • path: string

      The file path to use.

    • Optional widgetName: string | null

      The name of the widget factory to use. 'default' will use the default widget.

    Returns IDocumentWidget | undefined

    The found widget, or undefined.

    Notes

    This can be used to find an existing widget instead of opening a new widget.

newUntitled

  • Create a new untitled file.

    Parameters

    Returns Promise<IModel>

open

  • Open a file and return the widget used to view it.

    Parameters

    • path: string

      The file path to open.

    • Optional widgetName: string

      The name of the widget factory to use. 'default' will use the default widget.

    • Optional kernel: Partial<IModel>

      An optional kernel name/id to override the default.

    • Optional options: IOpenOptions

    Returns IDocumentWidget | undefined

    The created widget, or undefined.

    Notes

    This function will return undefined if a valid widget factory cannot be found.

openOrReveal

  • Open a file and return the widget used to view it. Reveals an already existing editor.

    Parameters

    • path: string

      The file path to open.

    • Optional widgetName: string

      The name of the widget factory to use. 'default' will use the default widget.

    • Optional kernel: Partial<IModel>

      An optional kernel name/id to override the default.

    • Optional options: IOpenOptions

    Returns IDocumentWidget | undefined

    The created widget, or undefined.

    Notes

    This function will return undefined if a valid widget factory cannot be found.

overwrite

  • overwrite(oldPath: string, newPath: string): Promise<IModel>

  • Overwrite a file.

    Parameters

    • oldPath: string

      The full path to the original file.

    • newPath: string

      The full path to the new file.

    Returns Promise<IModel>

    A promise containing the new file contents model.

rename

  • rename(oldPath: string, newPath: string): Promise<IModel>

  • Rename a file or directory.

    Parameters

    • oldPath: string

      The full path to the original file.

    • newPath: string

      The full path to the new file.

    Returns Promise<IModel>

    A promise containing the new file contents model. The promise will reject if the newPath already exists. Use overwrite to overwrite a file.

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