18 lines
540 B
Go
18 lines
540 B
Go
package fyne
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// Validatable is an interface for specifying if a widget is validatable.
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//
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// Since: 1.4
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type Validatable interface {
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Validate() error
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// SetOnValidationChanged is used to set the callback that will be triggered when the validation state changes.
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// The function might be overwritten by a parent that cares about child validation (e.g. widget.Form).
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SetOnValidationChanged(func(error))
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}
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// StringValidator is a function signature for validating string inputs.
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//
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// Since: 1.4
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type StringValidator func(string) error
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