layergrouptreestore.h

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/* === S Y N F I G ========================================================= */
/* ========================================================================= */

/* === S T A R T =========================================================== */

#ifndef __SYNFIG_STUDIO_LAYERGROUPTREESTORE_H
#define __SYNFIG_STUDIO_LAYERGROUPTREESTORE_H

/* === H E A D E R S ======================================================= */

#include <gtkmm/treestore.h>
#include <synfigapp/canvasinterface.h>
#include <synfig/value.h>
#include <synfig/valuenode.h>
#include <gtkmm/treeview.h>

/* === M A C R O S ========================================================= */

/* === T Y P E D E F S ===================================================== */

/* === C L A S S E S & S T R U C T S ======================================= */

namespace studio {

class LayerGroupTreeStore :  public Gtk::TreeStore
{
    /*
 -- ** -- P U B L I C   T Y P E S ---------------------------------------------
    */

public:
    typedef std::list<synfig::Layer::Handle> LayerList;

    class Model : public Gtk::TreeModel::ColumnRecord
    {
    public:
        Gtk::TreeModelColumn<Glib::RefPtr<Gdk::Pixbuf> > icon;
        Gtk::TreeModelColumn<Glib::ustring> label;
        Gtk::TreeModelColumn<Glib::ustring> tooltip;

        Gtk::TreeModelColumn<Glib::ustring> group_name;
        Gtk::TreeModelColumn<Glib::ustring> parent_group_name;

        Gtk::TreeModelColumn<synfig::Canvas::Handle> canvas;

        Gtk::TreeModelColumn<bool>                      active;
        Gtk::TreeModelColumn<bool>                      is_layer;
        Gtk::TreeModelColumn<bool>                      is_group;
        Gtk::TreeModelColumn<synfig::Layer::Handle>     layer;

        Gtk::TreeModelColumn<LayerList>     all_layers;
        Gtk::TreeModelColumn<LayerList>     child_layers;

        Model()
        {
            add(icon);
            add(label);
            add(group_name);
            add(parent_group_name);
            add(canvas);
            add(tooltip);
            add(active);
            add(layer);
            add(is_layer);
            add(is_group);
            add(all_layers);
            add(child_layers);
        }
    };

    /*
 -- ** -- P U B L I C  D A T A ------------------------------------------------
    */

public:

    const Model model;

    bool rebuilding;

    /*
 -- ** -- P R I V A T E   D A T A ---------------------------------------------
    */

private:

    etl::loose_handle<synfigapp::CanvasInterface> canvas_interface_;

    Glib::RefPtr<Gdk::Pixbuf> layer_icon;
    Glib::RefPtr<Gdk::Pixbuf> group_icon;

    /*
 -- ** -- P R I V A T E   M E T H O D S ---------------------------------------
    */

private:

    /*
 -- ** -- P R O T E C T E D   M E T H O D S -----------------------------------
    */

private:

    virtual void set_value_impl (const Gtk::TreeModel::iterator& row, int column, const Glib::ValueBase& value);
    virtual void  get_value_vfunc (const Gtk::TreeModel::iterator& iter, int column, Glib::ValueBase& value)const;

    virtual bool  row_draggable_vfunc (const TreeModel::Path& path)const;
    virtual bool  drag_data_get_vfunc (const TreeModel::Path& path, Gtk::SelectionData& selection_data)const;
    virtual bool  drag_data_delete_vfunc (const TreeModel::Path& path);
    virtual bool  drag_data_received_vfunc (const TreeModel::Path& dest, const Gtk::SelectionData& selection_data);
    virtual bool  row_drop_possible_vfunc (const TreeModel::Path& dest, const Gtk::SelectionData& selection_data)const;


    void on_group_pair_added(synfig::String group, etl::handle<synfig::Layer> layer);
    void on_group_pair_removed(synfig::String group, etl::handle<synfig::Layer> layer);

    void on_activity();

    /*
 -- ** -- S I G N A L   T E R M I N A L S -------------------------------------
    */

private:

    bool on_layer_tree_event(GdkEvent *event);

    void on_layer_new_description(synfig::Layer::Handle handle,synfig::String desc);

    void on_layer_status_changed(synfig::Layer::Handle handle,bool);

    bool find_layer_row_(const synfig::Layer::Handle &handle, synfig::Canvas::Handle canvas, Gtk::TreeModel::Children layers, Gtk::TreeModel::Children::iterator &iter, Gtk::TreeModel::Children::iterator &prev);

    bool find_group_row_(const synfig::String &group, Gtk::TreeModel::Children layers, Gtk::TreeModel::Children::iterator &iter, Gtk::TreeModel::Children::iterator &prev);

    bool on_group_removed(synfig::String group);
    bool on_group_changed(synfig::String group);

    /*
 -- ** -- P U B L I C   M E T H O D S -----------------------------------------
    */

public:

    LayerGroupTreeStore(etl::loose_handle<synfigapp::CanvasInterface> canvas_interface_);
    ~LayerGroupTreeStore();

    Gtk::TreeRow on_group_added(synfig::String group);
    etl::loose_handle<synfigapp::CanvasInterface> canvas_interface() { return canvas_interface_; }
    etl::loose_handle<const synfigapp::CanvasInterface> canvas_interface()const { return canvas_interface_; }
    etl::loose_handle<synfigapp::CanvasInterface> get_canvas_interface()const { return canvas_interface_; }

    bool find_layer_row(const synfig::Layer::Handle &handle, Gtk::TreeModel::Children::iterator &iter);

    bool find_group_row(const synfig::String &group, Gtk::TreeModel::Children::iterator &iter);

    bool find_prev_layer_row(const synfig::Layer::Handle &handle, Gtk::TreeModel::Children::iterator &iter);

    void rebuild();

    void refresh();

    void refresh_row(Gtk::TreeModel::Row &row);

    void set_row_layer(Gtk::TreeRow &row,synfig::Layer::Handle &handle);

    static bool search_func(const Glib::RefPtr<TreeModel>&,int,const Glib::ustring&,const TreeModel::iterator&);

    /*
 -- ** -- S T A T I C   P U B L I C   M E T H O D S ---------------------------
    */

public:

    static Glib::RefPtr<LayerGroupTreeStore> create(etl::loose_handle<synfigapp::CanvasInterface> canvas_interface_);

}; // END of class LayerGroupTreeStore

}; // END of namespace studio

/* === E N D =============================================================== */

#endif