SpinButton.addOnInput

Emitted to convert the users input into a double value.

The signal handler is expected to use [method@Gtk.Editable.get_text] to retrieve the text of the spinbutton and set @new_value to the new value.

The default conversion uses g_strtod().

class SpinButton
gulong
addOnInput
(
int delegate
(
void*
,)
dlg
,)

Return Value

Type: gulong

%TRUE for a successful conversion, %FALSE if the input was not handled, and %GTK_INPUT_ERROR if the conversion failed.

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