func onLoadFile(ih *iup.Ihandle) int {
dlg := iup.FileDlg("ALLOWNEW=NO,DIALOGTYPE=Open,TITLE=Open")
iup.SetAttributeHandle(dlg, "PARENTDIALOG", mainDlg)
iup.Popup(dlg, iup.CENTER, iup.CENTER)
if iup.GetInt(dlg, "STATUS") == -1 {
return iup.IGNORE
}
filename := iup.GetAttribute(dlg, "VALUE")
iup.Destroy(dlg)
content, err := ioutil.ReadFile(filename)
if err != nil {
iup.Message("Error", fmt.Sprintf("Error: %s", err))
return iup.IGNORE
}
iup.StoreAttribute(text, "VALUE", string(content))
return iup.IGNORE
}
func main() {
iup.Open()
defer iup.Close()
iup.Message("Greetings", "Hello, World!")
}