TextContent | API Reference | ArcGIS Maps SDK for JavaScript 4.33

A TextContent popup element is used to define descriptive text as an element within a PopupTemplate's content. The text may reference values returned from a field attribute or an Arcade expression defined in a PopupTemplate's expressionInfos property.

popuptemplate-text-element .

See also

Examples

// Create the Text Content Element
// This element uses an attribute from the featurelayer which displays a sentence
// giving the total amount of trees value within a specified census block.
let textElement = new TextContent();
textElement.text = "There are {Point_Count} trees within census block {BLOCKCE10}";

// // Create the PopupTemplate
let template = new PopupTemplate({
  title: "Beverly Hills trees by block",
  outFields: ["*"],
  content: [textElement]
});

layer.popupTemplate = {
  content: [{
    type: "text", // Autocasts as new TextContent
    text: "The {expression/predominance-tree} species occurs more often"
      + " than other tree species in the area."
  }]
};

Constructors

TextContent Constructor new TextContent(properties)

Parameter

properties Object

optional

See the properties for a list of all the properties that may be passed into the constructor.

Property Overview

Any properties can be set, retrieved or listened to. See the Watch for changes topic.

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Type	Summary	Class
String	The name of the class.	Accessor
String\|null\|undefined	The formatted string content to display.	TextContent
String	The type of popup element displayed.	TextContent

Property Details

declaredClass Inherited Property declaredClass Stringreadonly Inherited from Accessor

The name of the class. The declared class name is formatted as esri.folder.className.

text Property text String |null |undefined

The formatted string content to display. This may contain a field name enclosed in {} (e.g. {FIELDNAME}), or an Arcade expression name (e.g. {expression/EXPRESSIONNAME}). Text content may also leverage HTML tags such as <b></b>, <p></p>, and <table></table> for formatting the look and feel of the content.

Set the popupTemplate.fieldInfos property for any fields that need to have number formatting within the text.

See also

PopupTemplate.expressionInfos

type Property type Stringreadonly

The type of popup element displayed.

For TextContent the type is always "text".

Default Value:"text"

Method Overview

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Return Type	Summary	Class
	Adds one or more handles which are to be tied to the lifecycle of the object.	Accessor
TextContent	Creates a deep clone of the TextContent class.	TextContent
*\|null\|undefined	Creates a new instance of this class and initializes it with values from a JSON object generated from an ArcGIS product.	TextContent
Boolean	Returns true if a named group of handles exist.	Accessor
	Removes a group of handles owned by the object.	Accessor
Object	Converts an instance of this class to its ArcGIS portal JSON representation.	TextContent

Method Details

addHandles Inherited Method addHandles(handleOrHandles, groupKey) Inherited from Accessor Since: ArcGIS Maps SDK for JavaScript 4.25 Accessor since 4.0, addHandles added at 4.25.

Adds one or more handles which are to be tied to the lifecycle of the object. The handles will be removed when the object is destroyed.

// Manually manage handles
const handle = reactiveUtils.when(
  () => !view.updating,
  () => {
    wkidSelect.disabled = false;
  },
  { once: true }
);

this.addHandles(handle);

// Destroy the object
this.destroy();

Parameters

handleOrHandles WatchHandle|WatchHandle []

Handles marked for removal once the object is destroyed.

groupKey *

optional

Key identifying the group to which the handles should be added. All the handles in the group can later be removed with Accessor.removeHandles(). If no key is provided the handles are added to a default group.

clone Method clone(){TextContent}

Creates a deep clone of the TextContent class.

Returns

Type	Description
TextContent	A deep clone of the TextContent instance.

fromJSON Method fromJSON(json){* |null |undefined}static

Creates a new instance of this class and initializes it with values from a JSON object generated from an ArcGIS product. The object passed into the input json parameter often comes from a response to a query operation in the REST API or a toJSON() method from another ArcGIS product. See the Using fromJSON() topic in the Guide for details and examples of when and how to use this function.

Parameter

json Object

A JSON representation of the instance in the ArcGIS format. See the ArcGIS REST API documentation for examples of the structure of various input JSON objects.

Returns

Type	Description
* \| null \| undefined	Returns a new instance of this class.

hasHandles Inherited Method hasHandles(groupKey){Boolean} Inherited from Accessor Since: ArcGIS Maps SDK for JavaScript 4.25 Accessor since 4.0, hasHandles added at 4.25.

Returns true if a named group of handles exist.

Parameter

groupKey *

optional

A group key.

Returns

Type	Description
Boolean	Returns `true` if a named group of handles exist.

Example

// Remove a named group of handles if they exist.
if (obj.hasHandles("watch-view-updates")) {
  obj.removeHandles("watch-view-updates");
}

removeHandles Inherited Method removeHandles(groupKey) Inherited from Accessor Since: ArcGIS Maps SDK for JavaScript 4.25 Accessor since 4.0, removeHandles added at 4.25.

Removes a group of handles owned by the object.

Parameter

groupKey *

optional

A group key or an array or collection of group keys to remove.

Example

obj.removeHandles(); // removes handles from default group

obj.removeHandles("handle-group");
obj.removeHandles("other-handle-group");

toJSON Method toJSON(){Object}

Converts an instance of this class to its ArcGIS portal JSON representation. See the Using fromJSON() guide topic for more information.

Returns

Type	Description
Object	The ArcGIS portal JSON representation of an instance of this class.