search for: set_item_bold

...t accepts a block and yields each TreeItemId in turn into it: # print all the labels in the tree: tree.traverse { | item | puts tree.get_item_text(item) } It can optionally accept the id of a branch to start at # embolden all items at branch and below: tree.traverse(branch) { | item | puts tree.set_item_bold(item) } Wanted to check if anyone sees any probs or thinks this is a bad idea. It''s kind of sugary, but would be a lot slower and messier in Ruby, plus we already had the recursive C++ code written to do the GC marking. One use case is finding the item whose item data is a particular r...

..., then the id does not refer to a valid +item. This is most useful when testing whether any item has been clicked +as part of a "TreeEvent":treeevent.html handler; for example: + + def on_tree_clicked(event) + if event.get_item.nonzero? + # .. an item was clicked, make it bold + set_item_bold(event.get_item) + else + # otherwise the click didn''t happen over an item + ... + +h3. Associating Ruby objects with TreeCtrl items + </ins><span class="cx"> TreeCtrls can be linked to non-GUI application objects by using the </span><span class="...

...passed in with the currently selected items. This </span><span class="cx"> function can be called only if the control has the TR_MULTIPLE style. </span><span class="lines">@@ -767,6 +814,13 @@ </span><span class="cx"> See also: "set_item_bold":#TreeCtrl_setitembold </span><span class="cx"> </span><span class="cx"> </span><ins>+h3(#TreeCtrl_isempty). TreeCtrl#is_empty + + Boolean *is_empty*() + +Returns if the control is empty (i.e. has no items, even no root one). + + </...