Class: MarkerMove

Blockly.Events.MarkerMove

class   static

Constructor

MarkerMove

new MarkerMove(opt_block, isCursor, opt_oldNode, opt_newNode)

Class for a marker move event.

Parameter
opt_block	Optional Blockly.Block The affected block. Null if current node is of type workspace. Undefined for a blank event. Value may be null.
isCursor	Optional boolean Whether this is a cursor event. Undefined for a blank event.
opt_oldNode	Optional Blockly.ASTNode The old node the marker used to be on. Undefined for a blank event. Value may be null.
opt_newNode	Optional Blockly.ASTNode The new node the marker is now on. Undefined for a blank event. Value must not be null.

Extends

Blockly.Events.UiBase

Properties

blockId

nullable string

The workspace identifier for this event.

group

unknown

The event group id for the group this event belongs to. Groups define events that should be treated as an single action from the user's perspective, and should be undone together.

Inherited from

Blockly.Events.Abstract#group

isBlank

unknown

Whether or not the event is blank (to be populated by fromJson).

Inherited from

Blockly.Events.UiBase#isBlank

isCursor

(boolean or undefined)

Whether this is a cursor event.

isUiEvent

unknown

Whether or not the event is a UI event.

Inherited from

Blockly.Events.UiBase#isUiEvent

newNode

(Blockly.ASTNode or undefined)

The new node the marker is now on.

oldNode

(nullable Blockly.ASTNode or undefined)

The old node the marker used to be on.

recordUndo

unknown

Sets whether the event should be added to the undo stack.

Inherited from

Blockly.Events.Abstract#recordUndo

type

string

Type of this event.

workspaceId

unknown

The workspace identifier for this event.

Inherited from

Blockly.Events.UiBase#workspaceId

Methods

fromJson

fromJson(json)

Decode the JSON event.

Parameter
json	Object JSON representation. Value must not be null.

getEventWorkspace_

protected

getEventWorkspace_() returns Blockly.Workspace

Get workspace the event belongs to.

Inherited from

Blockly.Events.Abstract#getEventWorkspace_

Throws

if workspace is null.

Returns

The workspace the event belongs to.

isNull

isNull() returns boolean

Does this event record any change of state?

Inherited from

Blockly.Events.Abstract#isNull

Returns

True if null, false if something changed.

run

run(_forward)

Run an event.

Parameter
_forward	True if run forward, false if run backward (undo).

Inherited from

Blockly.Events.Abstract#run

toJson

toJson() returns Object

Encode the event as JSON.

Returns

non-null Object JSON representation.