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blockly > Marker
Marker class
Class for a marker. This is used in keyboard navigation to save a location in the Blockly AST.
Signature:
export declare class Marker
Properties
| Property |
Modifiers |
Type |
Description |
| colour |
|
string | null |
The colour of the marker. |
| curNode |
protected |
IFocusableNode | null |
The current location of the marker. |
| type |
|
string |
The type of the marker. |
Methods
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Last updated 2025-05-16 UTC.
[[["Easy to understand","easyToUnderstand","thumb-up"],["Solved my problem","solvedMyProblem","thumb-up"],["Other","otherUp","thumb-up"]],[["Missing the information I need","missingTheInformationINeed","thumb-down"],["Too complicated / too many steps","tooComplicatedTooManySteps","thumb-down"],["Out of date","outOfDate","thumb-down"],["Samples / code issue","samplesCodeIssue","thumb-down"],["Other","otherDown","thumb-down"]],["Last updated 2025-05-16 UTC."],[[["\u003cp\u003eThe \u003ccode\u003eMarker\u003c/code\u003e class in Blockly is used for keyboard navigation, saving a location within the Blockly Abstract Syntax Tree (AST).\u003c/p\u003e\n"],["\u003cp\u003eMarkers have properties like \u003ccode\u003ecolour\u003c/code\u003e and \u003ccode\u003etype\u003c/code\u003e to visually represent their purpose.\u003c/p\u003e\n"],["\u003cp\u003eThey provide methods for managing their location within the AST, including \u003ccode\u003egetCurNode\u003c/code\u003e, \u003ccode\u003esetCurNode\u003c/code\u003e, and \u003ccode\u003edispose\u003c/code\u003e.\u003c/p\u003e\n"],["\u003cp\u003eMarkers can be visually hidden using the \u003ccode\u003ehide\u003c/code\u003e method and are managed by a 'drawer' object responsible for their visual representation.\u003c/p\u003e\n"]]],[],null,["[blockly](./blockly.md) \\\u003e [Marker](./blockly.marker_class.md)\n\nMarker class\n------------\n\nClass for a marker. This is used in keyboard navigation to save a location in the Blockly AST.\n\n**Signature:** \n\n export declare class Marker \n\nProperties\n----------\n\n| Property | Modifiers | Type | Description |\n|-------------------------------------------------------|-------------|-----------------------------------------------------------------|-------------------------------------|\n| [colour](./blockly.marker_class.colour_property.md) | | string \\| null | The colour of the marker. |\n| [curNode](./blockly.marker_class.curnode_property.md) | `protected` | [IFocusableNode](./blockly.ifocusablenode_interface.md) \\| null | The current location of the marker. |\n| [type](./blockly.marker_class.type_property.md) | | string | The type of the marker. |\n\nMethods\n-------\n\n| Method | Modifiers | Description |\n|-------------------------------------------------------------------------------------------|-----------|------------------------------------------------------------------|\n| [dispose()](./blockly.marker_class.dispose_1_method.md) | | Dispose of this marker. |\n| [getCurNode()](./blockly.marker_class.getcurnode_1_method.md) | | Gets the current location of the marker. |\n| [getSourceBlock()](./blockly.marker_class.getsourceblock_1_method.md) | | Returns the block that this marker's current node is a child of. |\n| [getSourceBlockFromNode(node)](./blockly.marker_class.getsourceblockfromnode_1_method.md) | | Returns the block that the given node is a child of. |\n| [setCurNode(newNode)](./blockly.marker_class.setcurnode_1_method.md) | | Set the location of the marker and call the update method. |"]]
