func uiReset() {
if w.field != nil {
w.field.Destroy()
}
var err error
w.field, err = gtk.TextViewNew()
e.Exit(err)
w.field.SetAcceptsTab(false)
w.field.SetWrapMode(gtk.WRAP_WORD)
w.fieldBuf, err = w.field.GetBuffer()
e.Exit(err)
setStyle(w.field, "fontBig")
w.fieldWindow.Add(w.field)
r := state.v2result
textual := w.showActionsText.GetActive() || r.SquareSide == 0
s := plural(r.NHeaps, "heap")
if !textual || r.SquareSide <= 9 {
s += fmt.Sprintf(" in a %d×%d layout", r.SquareSide, r.SquareSide)
}
s += fmt.Sprintf(". %s:\n", plural(len(r.Actions), "action"))
if textual {
s += fmt.Sprintf("%s.\n", r.String())
}
if w.showPermutation.GetActive() {
s += fmt.Sprintf("Permutation: %v.\n", r.Perm)
}
w.fieldBuf.SetText(s)
if !textual {
addGraphicalActions()
}
w.field.ShowAll()
}
func setup_tview() *gtk.TextView {
tv, err := gtk.TextViewNew()
if err != nil {
log.Fatal("Unable to create TextView:", err)
}
return tv
}
// Setup the TextView, put it in a ScrolledWindow, and add both to box.
func setupTextView(box *gtk.Box) *gtk.TextView {
sw, _ := gtk.ScrolledWindowNew(nil, nil)
tv, _ := gtk.TextViewNew()
sw.Add(tv)
box.PackStart(sw, true, true, 0)
return tv
}
func newReadOnlyTextBox() textBox {
view, _ := gtk.TextViewNew()
view.SetEditable(false)
view.SetCursorVisible(false)
buf, _ := view.GetBuffer()
iter := buf.GetStartIter()
return textBox{view, buf, iter}
}
func (f *FileViewer) Init(filename string) (err error) {
// Read file content to buf
buf, err := tool.ReadFile(filename)
if err != nil {
log.Println("Warning: could not read file", filename, err)
return
}
// Create a new text view to show the file content
f.view, err = gtk.TextViewNew()
if err != nil {
log.Println("Unable to create textview:", err)
return
}
textbuf, err := f.view.GetBuffer()
if err != nil {
log.Println("view.GetBuffer failed:", err)
return
}
f.scrolled.Add(f.view)
textbuf.SetText(string(buf))
return
}
// TextView creates a *gtk.TextView.
func TextView() *gtk.TextView {
w, _ := gtk.TextViewNew()
return w
}
func (*RealGtk) TextViewNew() (gtki.TextView, error) {
return wrapTextView(gtk.TextViewNew())
}