blockly > Events > BlockFieldIntermediateChange
Events.BlockFieldIntermediateChange class
Notifies listeners when the value of a block's field has changed but the change is not yet complete, and is expected to be followed by a block change event.
Signature:
export declare class BlockFieldIntermediateChange extends BlockBase
Extends: BlockBase
Constructors
| Constructor | Modifiers | Description |
|---|---|---|
| (constructor)(opt_block, opt_name, opt_oldValue, opt_newValue) | Constructs a new instance of the BlockFieldIntermediateChange class |
Properties
| Property | Modifiers | Type | Description |
|---|---|---|---|
| name? | string | (Optional) The name of the field that changed. | |
| newValue | unknown | The new value of the element. | |
| oldValue | unknown | The original value of the element. | |
| recordUndo | boolean | ||
| 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. |