Re: Gtk::CellRendererCombo how to

[Phil Wolff <adiabat centurylink net>]

https://git.gnome.org/browse/gtkmm-documentation/tree/examples/book/treeview/combo_renderer


On 02/10/2017 06:17 AM, p_solntsev meta ua wrote:
> Hi,
>
> Could you please provide a simple example how to use
> Gtk::CellRendererCombo in Gtk::TreeView?
>
> What I have for now is two column Gtk::TreeView. In first column (each
> raw) I need ComboBox.
>
> I have the following class for ComboModel. Is it necessary to have m_id
> member?
>
> class ModelColumnsRender : public Gtk::TreeModelColumnRecord
> {
> public:
>
>    ModelColumnsRender()
>      { add(m_name); }
>
>    Gtk::TreeModelColumn<Glib::ustring> m_name;
> }m_columnsrender;
>
> Using m_columnsrender I can create a Gtk::ListTree model and populate it.
>
> For TreeView itself, I also have the similar class as mentioned above:
>
> class ModelColumns : public Gtk::TreeModelColumnRecord
> {
> public:
>
>    ModelColumns()
>      { add(m_name); add(m_amount) }
>
>    Gtk::TreeModelColumn<Glib::ustring> m_name;
>    Gtk::TreeModelColumn<Glib::ustring> m_amount;
>
> }m_columns;
>
> I can also create a ListStore model using m_columns.
>
> Now I do the following:
> // Create a column
> auto render = Gtk::manage(new Gtk::CellRenderCombo);
> auto pCol = Gtk::manage(new Gtk::TreeViewColumn("Animals"));
>
> pCol->pack_start(*render, true);
> treeview->append_column(*pCol);
> treeview->append_column("Amount",m_columns.m_amount);
>
> How can I add a model to my render? I tried
>
> render->property_model() = refListStoreModelForCombo;
>
> But no effect.
>
> Where should I define the model for CellRenderCombo? inside of
> ModelColumns class if so, how can I populate it?
>
> Thanks.
>
> -Pavlo
>
>
>
>
>
> ______________________________
> Жіноча нижня білизна від Anabel Arto
> http://go.meta.ua/anabel_lingery_ua
>
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