// Sets cur_iter pointing to tree_store node corresponding to current file.
// Requires properly set cur_file. As a side effect it also assigns correct
// capitalization for first letters of strings kept in nodes according to @mark
// which denotes if current file is active or not.
func tree_view_set_cur_iter(mark bool) {
if "" == cur_file {
return
}
var parent gtk.TreeIter
cur_file_suffix := cur_file
tree_model.GetIterFirst(&cur_iter)
for {
var gval glib.GValue
tree_model.GetValue(&cur_iter, 0, &gval)
gval_string := gval.GetString()
icon := gval_string[0]
node_path := gval_string[1:]
if pos := slashed_prefix(cur_file_suffix, node_path); pos > 0 {
if mark {
tree_store.Set(&cur_iter, strings.ToUpper(string(icon))+node_path)
} else {
tree_store.Set(&cur_iter, strings.ToLower(string(icon))+node_path)
}
if pos == len(cur_file_suffix) {
break
}
parent.Assign(&cur_iter)
tree_model.IterChildren(&cur_iter, &parent)
cur_file_suffix = cur_file_suffix[pos:]
} else {
tree_model.IterNext(&cur_iter)
}
}
}
func tree_view_get_selected_path(tree_view *gtk.TreeView, tree_model *gtk.TreeModel, col int, shift bool) string {
var path *gtk.TreePath
var column *gtk.TreeViewColumn
tree_view.GetCursor(&path, &column)
if nil == path.GTreePath {
return ""
}
var iter gtk.TreeIter
tree_model.GetIterFromString(&iter, path.String())
var ans string
ans = ""
for {
var val glib.GValue
var next gtk.TreeIter
tree_model.GetValue(&iter, col, &val)
if shift {
ans = val.GetString()[1:] + ans
} else {
ans = val.GetString() + ans
}
if false == tree_model.IterParent(&next, &iter) {
break
}
iter.Assign(&next)
}
return ans
}