SignatureField

DsPdfJS API v9.1.0

DsPdfJS API / SignatureField

Class: SignatureField

Represents the signature field.

Extends

Field

Constructors

Constructor

new SignatureField(om): SignatureField

Creates a new SignatureField.

Parameters

om

ObjectManager

ObjectManager that controls the lifetime of the SignatureField.

Returns

SignatureField

Overrides

Field.constructor

Constructor

new SignatureField(): SignatureField

Creates a new SignatureField.

Returns

SignatureField

Overrides

Field.constructor

Accessors

alternateName

Get Signature

get alternateName(): string | null

Gets or sets an alternate field name to be used in place of the actual field name wherever the field must be identified in the user interface (such as in error or status messages referring to the field). This text is also useful when extracting the document's contents in support of accessibility to users with disabilities or for other purposes.

Returns

string | null

Set Signature

set alternateName(value): void

Parameters

value

string | null

Returns

void

Inherited from

Field.alternateName

calculationIndex

Get Signature

get calculationIndex(): number

Gets or sets an index that is used to determine the field's calculation order. Fields with lower indices are calculated before fields with higher indices.

If several fields have the same CalculationIndex, the calculation order is determined by the order of fields in the collection.

recalculateValue can be used to specify JavaScript that is used to calculate the field's value.

Returns

number

Set Signature

set calculationIndex(value): void

Gets or sets an index that is used to determine the field's calculation order. Fields with lower indices are calculated before fields with higher indices.

If several fields have the same CalculationIndex, the calculation order is determined by the order of fields in the collection.

recalculateValue can be used to specify JavaScript that is used to calculate the field's value.

Parameters

value

number

Returns

void

Inherited from

Field.calculationIndex

children

Get Signature

get children(): FieldCollection

Gets the list of child fields.

Returns

FieldCollection

Inherited from

Field.children

defaultValue

Get Signature

get defaultValue(): string | number | boolean | number[] | null

Gets or sets the field's default value.

Returns

string | number | boolean | number[] | null

Set Signature

set defaultValue(value): void

Gets or sets the field's default value.

Parameters

value

string | number | boolean | number[] | null

Returns

void

Inherited from

Field.defaultValue

doc

Get Signature

get doc(): PdfDocument | null

Gets the PdfDocument owning this field.

Returns

PdfDocument | null

Inherited from

Field.doc

export

Get Signature

get export(): boolean

Gets or sets a value indicating whether the field must not be exported by a ActionSubmitForm action.

Returns

boolean

Set Signature

set export(value): void

Gets or sets a value indicating whether the field must not be exported by a ActionSubmitForm action.

Parameters

value

boolean

Returns

void

Inherited from

Field.export

formatValue

Get Signature

get formatValue(): ActionJavaScript | null

Gets or sets a JavaScript action to be performed before the field is formatted to display its current value. This action can modify the field's value before formatting.

Returns

ActionJavaScript | null

Set Signature

set formatValue(value): void

Gets or sets a JavaScript action to be performed before the field is formatted to display its current value. This action can modify the field's value before formatting.

Parameters

value

ActionJavaScriptProperties | ActionJavaScript | null

Returns

void

Inherited from

Field.formatValue

id

Get Signature

get id(): number

Gets the reference to the object.

Returns

number

Inherited from

Field.id

justification

Get Signature

get justification(): VariableTextJustification | null

Gets or sets the justification to be used in displaying the field's text. Note that this field is used only if WidgetAnnotation#justification is not specified.

Returns

VariableTextJustification | null

Set Signature

set justification(value): void

Gets or sets the justification to be used in displaying the field's text. Note that this field is used only if WidgetAnnotation#justification is not specified.

Parameters

value

VariableTextJustification | null

Returns

void

Inherited from

Field.justification

keyPress

Get Signature

get keyPress(): ActionJavaScript | null

Gets or sets a JavaScript action to be performed when the user types a keystroke into a text field or combo box or modifies the selection in a scrollable list box. This action can check the keystroke for validity and reject or modify it.

Returns

ActionJavaScript | null

Set Signature

set keyPress(value): void

Parameters

value

ActionJavaScriptProperties | ActionJavaScript | null

Returns

void

Inherited from

Field.keyPress

lockedFields

Get Signature

get lockedFields(): SignatureLockedFieldsProperties | null

Gets or sets the SignatureLockedFieldsProperties object defining a set of form fields to be locked when this signature field is signed, if null then no fields are locked.

Returns

SignatureLockedFieldsProperties | null

Set Signature

set lockedFields(value): void

Gets or sets the SignatureLockedFieldsProperties object defining a set of form fields to be locked when this signature field is signed, if null then no fields are locked.

Parameters

value

SignatureLockedFieldsProperties | null

Returns

void

mappingName

Get Signature

get mappingName(): string | null

Gets or sets the mapping name to be used when exporting interactive form field data from the document.

Returns

string | null

Set Signature

set mappingName(value): void

Gets or sets the mapping name to be used when exporting interactive form field data from the document.

Parameters

value

string | null

Returns

void

Inherited from

Field.mappingName

name

Get Signature

get name(): string | null

Gets or sets the field's name.

Returns

string | null

Set Signature

set name(value): void

Gets or sets the field's name.

Parameters

value

string

Returns

void

Inherited from

Field.name

om

Get Signature

get om(): ObjectManager

Gets the owner ObjectManager instance.

Returns

ObjectManager

Inherited from

Field.om

owner

Get Signature

get owner(): FieldCollection | null

Gets the FieldCollection containing this field.

Returns

FieldCollection | null

Inherited from

Field.owner

parent

Get Signature

get parent(): Field | null

Gets the parent field.

Returns

Field | null

Inherited from

Field.parent

readOnly

Get Signature

get readOnly(): boolean

Gets or sets a value indicating whether the user may not change the value of the field. Any associated widget annotations will not interact with the user; that is, they will not respond to mouse clicks or change their appearance in response to mouse motions. This flag is useful for fields whose values are computed or imported from a database.

Returns

boolean

Set Signature

set readOnly(value): void

Parameters

value

boolean

Returns

void

Inherited from

Field.readOnly

recalculateValue

Get Signature

get recalculateValue(): ActionJavaScript | null

Gets or sets a JavaScript action to be performed to recalculate the value of this field when that of another field changes.

Returns

ActionJavaScript | null

Set Signature

set recalculateValue(value): void

Gets or sets a JavaScript action to be performed to recalculate the value of this field when that of another field changes.

Parameters

value

ActionJavaScriptProperties | ActionJavaScript | null

Returns

void

Inherited from

Field.recalculateValue

rect

Get Signature

get rect(): Rect

Gets or sets the rectangle that defines the location and size of the field on a page. This property wraps the WidgetAnnotation#rect property and functions identically to: this.widget.rect = value;

Note that a field may have multiple associated annotations across different pages. These can be added and configured using the @widgets property.

See

WidgetAnnotation#rect

Returns

Rect

Set Signature

set rect(value): void

Gets or sets the rectangle that defines the location and size of the field on a page. This property wraps the WidgetAnnotation#rect property and functions identically to: this.widget.rect = value;

Note that a field may have multiple associated annotations across different pages. These can be added and configured using the @widgets property.

See

WidgetAnnotation#rect

Parameters

value

Rect

Returns

void

required

Get Signature

get required(): boolean

Gets or sets a value indicating whether the field must have a value at the time it is exported by a ActionSubmitForm action.

Returns

boolean

Set Signature

set required(value): void

Gets or sets a value indicating whether the field must have a value at the time it is exported by a ActionSubmitForm action.

Parameters

value

boolean

Returns

void

Inherited from

Field.required

value

Get Signature

get value(): string | number | boolean | number[] | null

Gets or sets the field's value.

Returns

string | number | boolean | number[] | null

Set Signature

set value(value): void

Gets or sets the field's value.

Parameters

value

string | number | boolean | number[] | null

Returns

void

Inherited from

Field.value

valueChanged

Get Signature

get valueChanged(): ActionJavaScript | null

Gets or sets a JavaScript action to be performed when the field's value is changed. This action can check the new value for validity.

Returns

ActionJavaScript | null

Set Signature

set valueChanged(value): void

Gets or sets a JavaScript action to be performed when the field's value is changed. This action can check the new value for validity.

Parameters

value

ActionJavaScriptProperties | ActionJavaScript | null

Returns

void

Inherited from

Field.valueChanged

Get Signature

get widget(): WidgetAnnotation

Gets the WidgetAnnotation defining view properties of the signature field.

Returns

WidgetAnnotation

widgets

Get Signature

get widgets(): FieldWidgetCollection

Gets the list of widget annotations associated with this field.

Returns

FieldWidgetCollection

Inherited from

Field.widgets

Methods

free()

free(): void

Detaches the object from the ObjectManager and deallocates its memory, if possible.

Returns

void

Inherited from

Field.free

rebind()

rebind(omTo): void

Rebinds the object from the current ObjectManager to the specified one.

Parameters

omTo

ObjectManager

The new ObjectManager for the object.

Returns

void

Inherited from

Field.rebind