Re: gtk_tree_model_get_iter segfault in on_row_activated

[David Nečas (Yeti) <yeti physics muni cz>]

On Thu, Jun 15, 2006 at 10:44:57PM +0100, Christopher Backhouse wrote:
> I have connected to the row activated signal and want to handle it - so 
> I am doing this:
>
> void on_row_activated(GtkTreeView* tree_view,GtkTreePath* 
> path,GtkTreeViewColumn* column,gpointer user_data)
> {
>       std::cout<<"path was "<<gtk_tree_path_to_string(path)<<"\n";
>       GtkTreeModel* model=gtk_tree_view_get_model(tree_view);
>       if(model!=NULL)
>               std::cout<<"got the model OK\n";
>       else
>               std::cout<<"failed to get the model\n";
>       std::cout<<"trying to get the iter\n";
>       GtkTreeIter* iter;
    ^^^^^^^^^^^^^^^^^^
    where exactly this pointer points to?

>       if(gtk_tree_model_get_iter(model,iter,path)==TRUE)

You have to do

    GtkTreeIter iter;
    gtk_tree_model_get_iter(model, &iter, path)...

Yeti


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