Re: problems selecting a row in a gtktreestore

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On Mon, 2007-02-05 at 12:40 -0500, Michael L. Gualtieri wrote:> I'm having problems selecting a row in a GtkTreeStore.> > I have a treestore with one element in it, that I'd like to select> when I hit a button.  The button signals are working fine, however the> row never is selected.  I have tried this with both> gtk_tree_selection_select_iter and gtk_tree_selection_select_path, and> neither are working.  I am also sure the path is "0", since I can> select it by clicking on it and print out the path. > > > Some example code:> > GtkTreeIter iter;> GtkTreePath * path = gtk_tree_path_new_from_string ("0");> gtk_tree_model_get_iter (GTK_TREE_MODEL (my_tree_store), &iter, path);> > GtkTreeSelection *selection; > selection => gtk_tree_view_get_selection(GTK_TREE_VIEW(lookup_widget(window_main,> "my_treeview")));> > > To select I try either this line:> gtk_tree_selection_select_path(selection, path);> > or this line: > gtk_tree_selection_select_iter(selection, &iter);> > > > When I call gtk_tree_selection_select_path nothing visible happens.> When calling gtk_tree_selection_select_iter I get this warning:> > Gtk-CRITICAL **: gtk_list_store_get_path: assertion `iter->stamp ==> GTK_LIST_STORE (tree_model)->stamp' failed > > > I have tried MANY different ways to make the selection happen, but I> am out of ideas.  I have similar code elsewhere in my app that works> fine, however it uses a GtkListStore instead.  What is the trick to> GtkTreeStores? > That warning means that the iter you are passing togtk_tree_selection_select_iter was not gotten from the same tree model(a ListStore in your case, I guess) as the one your GtkTreeSelection wasgotten from.
Seeing more of your code would enable us to make a better diagnosis.
HTH,
-- m


-- Mariano Suárez-Alvarezhttp://www.gnome.org/~mariano

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