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Registers a callback that's fired when a layer is selected.
Returns an ID which can be passed to unlisten() to unregister the callback.
Usage
Returns
DrawingTools.onLayerSelect(callback)
String
Argument
Type
Details
this: ui.map.drawingtools
ui.Map.DrawingTools
The ui.Map.DrawingTools instance.
callback
Function
The callback to fire when a shape is selected. The callback is passed two parameters: the selected GeometryLayer (or null for deselect) and the ui.Map.DrawingTools widget that the event listener is bound to.
[[["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complicated / too many steps","tooComplicatedTooManySteps","thumb-down"],["Out of date","outOfDate","thumb-down"],["Samples / code issue","samplesCodeIssue","thumb-down"],["Other","otherDown","thumb-down"]],["Last updated 2023-10-06 UTC."],[[["Registers a callback function that is executed when a layer is selected within the DrawingTools."],["Provides a method, `onLayerSelect`, to register the callback, accepting the callback function as an argument and returning a unique ID."],["The callback function receives the selected GeometryLayer (or null if deselected) and the DrawingTools widget as parameters."],["The returned ID can be utilized with the `unlisten()` method to unregister the callback when it's no longer needed."]]],["A callback function is registered to be executed upon layer selection. The `onLayerSelect` method takes a callback as an argument, which receives the selected `GeometryLayer` (or null if deselected) and the `ui.Map.DrawingTools` instance. This method returns a unique string ID, enabling the callback to be unregistered later via the `unlisten()` method. The method's `ui.Map.DrawingTools` instance is implicitly bound to this.\n"]]