FieldWidget

parasql.widget. FieldWidget

This is the abstract superclass for all field types.

Extends

Methods

focus()

Give focus to the input element of this field.

Description:

  • Give focus to the input element of this field.

getDataValue() → (nullable) {parasql.schema.DataValue}

Returns:

The current DataValue for this field, or null if there is no current DataValue.

Type
parasql.schema.DataValue

getIsRequired() → {boolean}

Returns:
Type
boolean

getIsVirtual() → {boolean}

Returns:
Type
boolean

getReadOnly() → {boolean}

Returns:

Returns true if this field will render as a read-only field.

Type
boolean

getWidgetId() → (non-null) {string}

Inherited From:
Returns:

Returns an immutable string that uniquely identifies this widget.

Type
string

isDisabled() → {boolean}

Inherited From:
Returns:
Type
boolean

printWidget()

Causes this widget to print itself.

Description:

  • Causes this widget to print itself.

Inherited From:

redisplay()

Redisplays this widget.

Description:

  • Redisplays this widget.

Inherited From:

setDataValue(newValue)

Setting a field's value with this method makes it behave as if it were set by the user (with the exception of validation).

Description:

  • Setting a field's value with this method makes it behave as if it were set by the user (with the exception of validation). The value is copied from the specified newValue, the value is rendered in the UI including any formatting, any dependent fields are recalculated, any Data Links are performed, and finally a "change" event is fired to all listeners.

Parameters:
Name Type Description
newValue parasql.schema.DataValue

This field's data value is taken from the specified newValue
Fires:
  • parasql.Event#event:change When a field's value is changed by the user.

setDisabled(flag)

WARNING: Subclasses overriding this method must not trigger a redisplay (causes an infinite loop).

Description:

  • WARNING: Subclasses overriding this method must not trigger a redisplay (causes an infinite loop).

Overrides:
Parameters:
Name Type Description
flag boolean

If true, this widget will be rendered as disabled.

setIsRequired(flag)

Sets whether or not this field will be rendered as a required field.

Description:

  • Sets whether or not this field will be rendered as a required field.

Parameters:
Name Type Description
flag boolean

setReadOnly(flag)

Sets whether or not this field will be rendered as a read-only field.

Description:

  • Sets whether or not this field will be rendered as a read-only field.

Parameters:
Name Type Description
flag boolean