Javascript: SubTextPart.getNumber Method
Description
Gets the subtextpart's number. The first subtextpart has the number 1. The number is defined through the textflow. A textpart with a smaller start position has a smaller number. When an outer subtextpart has the same start position than one of its nested textparts the outer textpart has a smaller number.
Syntax
<void> SubTextPart.getNumber(<RequestNumberCallback> callback, [<ErrorCallback> errorCallback])Parameters
| Parameter | Description |
|---|---|
| callback | Receives the subtextpart's number. |
| errorCallback | Optional. Is called when the operation failed with an error. |
Examples
The following example demonstrates SubTextPart.getNumber in a practical document-editing workflow. It gets the subtextpart's number. The first subtextpart has the number 1. The number is defined through the textflow. A textpart with a smaller start position has a smaller number. When an outer subtextpart has the same start position than one of its nested textparts the outer textpart has a smaller number.
function onTxError(error) {
console.error("TX Text Control error:", error.msg);
error.handled = true;
}
TXTextControl.textParts.getMainText(function(mainText) {
const subTextParts = mainText.subTextParts;
subTextParts.getItem(function(subTextPart) {
if (!subTextPart) {
console.warn("No sub text part is available at the current input position.");
return;
}
subTextPart.getNumber(
function(result) {
console.log("get number result:", result);
},
onTxError
);
}, onTxError);
}, onTxError);