SpinButton.addOnInput

The ::input signal can be used to influence the conversion of the users input into a double value. The signal handler is expected to use gtk_entry_get_text() to retrieve the text of the entry and set @new_value to the new value.

The default conversion uses g_strtod().

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

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