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/*
$Id: treeview_node.h,v 1.3 2002/01/16 19:43:06 sphair Exp $
------------------------------------------------------------------------
ClanLib, the platform independent game SDK.
This library is distributed under the GNU LIBRARY GENERAL PUBLIC LICENSE
version 2. See COPYING for details.
For a total list of contributers see CREDITS.
See http://www.clanlib.org
------------------------------------------------------------------------
*/
//! clanGUI="Controls"
//! header=gui.h
#ifndef header_treeview_node
#define header_treeview_node
class CL_TreeView;
//: TreeView node
class CL_TreeView_Node
{
//! Construction:
public:
//: The treeview node constructor.
//: Not to be constructed by user - use insert_item() instead, which
//: creates a CL_TreeView_Node.
CL_TreeView_Node(CL_TreeView *rootTree);
virtual ~CL_TreeView_Node();
//! Attributes:
public:
//: Returns the attaches userdata, if any.
void *get_userdata() const;
//! Operations:
public:
//: Inserts an item at index.
//- If index is negative, text is inserted at the end of the list.
//- Returns the node of the item.
CL_TreeView_Node *insert_item(const std::string &text, int index = -1);
//: Inserts an item (uses any type of component) at index.
//- If index is negative, text is inserted at the end of the list.
//- Returns the node of the item.
CL_TreeView_Node *insert_item(CL_Component *component, int index = -1);
//: Select this node.
void set_selected(bool select = true);
//: Select any of the children nodes.
void set_selected(CL_TreeView_Node *node, bool select = true);
//: Deselects current selected item.
void clear_selection();
//: Inverts the selection.
//: Works only in Multi selection mode.
void invert_selection();
//: Deletes all items in the tree.
void clear();
//: Attaches userdata to node.
void set_userdata(void *data);
//! Callbacks:
private:
void on_child_click(const CL_Key &key);
//! Implementation:
private:
void draw_nodes(CL_Point &point);
void draw_node(CL_Point &point);
CL_TreeView *rootTree;
CL_Component *component;
bool delete_component;
std::list<CL_TreeView_Node *> children;
CL_SlotContainer slots;
void *userdata;
bool collapsed;
bool selected;
friend class CL_TreeView_Generic;
};
#endif
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