gtk/app_chooser.go
func (v *AppChooserWidget) SetDefaultText(text string) {
	cstr := C.CString(text)
	defer C.free(unsafe.Pointer(cstr))
	C.gtk_app_chooser_widget_set_default_text(v.native(), (*C.gchar)(cstr))
}
func (v *AppChooserWidget) SetDefaultText(text string) {
	cstr := C.CString(text)
	defer C.free(unsafe.Pointer(cstr))
	C.gtk_app_chooser_widget_set_default_text(v.native(), (*C.gchar)(cstr))
}
// SetDefaultText() is a wrapper around gtk_app_chooser_widget_set_default_text().