// empty fTypes means all types enabled
func runFileDialog(fTypes []FileType, toSave bool, announce string) (filename string, ok bool) {
var action gtk.FileChooserAction
var buttonText string
if toSave {
action = gtk.FILE_CHOOSER_ACTION_SAVE
buttonText = "Save"
} else {
action = gtk.FILE_CHOOSER_ACTION_OPEN
buttonText = "Open"
}
dialog, err := gtk.FileChooserDialogNewWith2Buttons(
announce,
nil,
action,
"Cancel",
gtk.RESPONSE_CANCEL,
buttonText,
gtk.RESPONSE_OK)
if err != nil {
log.Printf("runFileDialog error: %s\n", err)
return
}
if len(fTypes) == 0 {
for _, t := range allFileTypes {
fTypes = append(fTypes, t)
}
}
if len(fTypes) == 1 {
log.Printf("runFileDialog: set current to %s.\n", dirMgr.Current(fTypes[0]))
dialog.SetCurrentFolder(dirMgr.Current(fTypes[0]))
} else {
log.Printf("runFileDialog: set current to %s.\n", backend.XmlRoot())
dialog.SetCurrentFolder(backend.XmlRoot())
}
for _, ft := range fTypes {
ff, _ := gtk.FileFilterNew()
ff.SetName(descriptionFileTypes[ft])
ff.AddPattern(fmt.Sprintf("*.%s", string(ft)))
dialog.AddFilter(ff)
}
response := dialog.Run()
ok = (gtk.ResponseType(response) == gtk.RESPONSE_OK)
filename = dialog.GetFilename()
dialog.Destroy()
return
}
// FileFilter creates a *gtk.FileFilter.
func FileFilter() *gtk.FileFilter {
w, _ := gtk.FileFilterNew()
return w
}