blockly > Events > CommentChange
Events.CommentChange class
Notifies listeners that the contents of a workspace comment has changed.
Signature:
export declare class CommentChange extends CommentBase
Extends: CommentBase
Constructors
| Constructor | Modifiers | Description |
|---|---|---|
| (constructor)(opt_comment, opt_oldContents, opt_newContents) | Constructs a new instance of the CommentChange class |
Properties
| Property | Modifiers | Type | Description |
|---|---|---|---|
| newContents_? | string | (Optional) The new contents of the comment. | |
| oldContents_? | string | (Optional) The previous contents of the comment. | |
| type | string |
Methods
| Method | Modifiers | Description |
|---|---|---|
| isNull() | Does this event record any change of state? | |
| run(forward) | Run a change event. | |
| toJson() | Encode the event as JSON. |