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Commit	Line	Data
	1	///////////////////////////////////////////////////////////////////////////////
	2	// Name: treelay.h
	3	// Purpose: wxTreeLayout class
	4	// Author: Julian Smart
	5	// Modified by:
	6	// Created: 7/4/98
	7	// RCS-ID: $Id$
	8	// Copyright: (c) 1998 Julian Smart
	9	// Licence: wxWindows licence
	10	///////////////////////////////////////////////////////////////////////////////
	11
	12	#ifndef _WX_TREELAY_H_
	13	#define _WX_TREELAY_H_
	14
	15	#if defined(__GNUG__) && !defined(__APPLE__)
	16	#pragma interface "wxtree.h"
	17	#endif
	18
	19	#ifndef WX_PRECOMP
	20	#include "wx/object.h"
	21	class wxList;
	22	class wxDC;
	23	class wxMouseEvent;
	24	#endif
	25
	26	#include "wx/string.h"
	27
	28	#if wxUSE_TREELAYOUT
	29
	30	class WXDLLEXPORT wxTreeLayout: public wxObject
	31	{
	32	public:
	33	wxTreeLayout();
	34	virtual ~wxTreeLayout() { }
	35
	36	// Redefine these
	37	virtual void GetChildren(long id, wxList& list) = 0;
	38	virtual long GetNextNode(long id) = 0;
	39	virtual long GetNodeParent(long id) = 0;
	40	virtual long GetNodeX(long id) = 0;
	41	virtual long GetNodeY(long id) = 0;
	42	virtual void SetNodeX(long id, long x) = 0;
	43	virtual void SetNodeY(long id, long y) = 0;
	44	virtual void ActivateNode(long id, bool active) = 0;
	45	virtual bool NodeActive(long id) = 0;
	46
	47	// Optional redefinition
	48	void Initialize(void);
	49	inline virtual void SetNodeName(long WXUNUSED(id), const wxString& WXUNUSED(name)) {}
	50	inline virtual wxString GetNodeName(long WXUNUSED(id)) { return wxString(wxT("")); }
	51	virtual void GetNodeSize(long id, long x, long y, wxDC& dc);
	52	virtual void Draw(wxDC& dc);
	53	virtual void DrawNodes(wxDC& dc);
	54	virtual void DrawBranches(wxDC& dc);
	55	virtual void DrawNode(long id, wxDC& dc);
	56	virtual void DrawBranch(long from, long to, wxDC& dc);
	57
	58	// Don't redefine
	59	virtual void DoLayout(wxDC& dc, long topNode = -1);
	60
	61	// Accessors -- don't redefine
	62	inline void SetTopNode(long id) { m_parentNode = id; }
	63	inline long GetTopNode(void) const { return m_parentNode; }
	64	inline void SetSpacing(long x, long y) { m_xSpacing = x; m_ySpacing = y; }
	65	inline long GetXSpacing(void) const { return m_xSpacing; }
	66	inline long GetYSpacing(void) const { return m_ySpacing; }
	67	inline void SetMargins(long x, long y) { m_leftMargin = x; m_topMargin = y; }
	68	inline long GetTopMargin(void) const { return m_topMargin; }
	69	inline long GetLeftMargin(void) const { return m_leftMargin; }
	70
	71	inline bool GetOrientation(void) const { return m_orientation; }
	72	inline void SetOrientation(bool orient) { m_orientation = orient; }
	73
	74	private:
	75	void CalcLayout(long node_id, int level, wxDC& dc);
	76
	77	protected:
	78	long m_parentNode;
	79	long m_lastY;
	80	long m_lastX;
	81	long m_xSpacing;
	82	long m_ySpacing;
	83	long m_topMargin;
	84	long m_leftMargin;
	85	bool m_orientation; // TRUE for top-to-bottom, FALSE for left-to-right
	86
	87	private:
	88	DECLARE_ABSTRACT_CLASS(wxTreeLayout)
	89	};
	90
	91	class WXDLLEXPORT wxStoredNode
	92	{
	93	public:
	94	wxString m_name;
	95	long m_x, m_y;
	96	long m_parentId;
	97	bool m_active;
	98	long m_clientData;
	99	};
	100
	101	/*
	102	* A version of wxTreeLayout with storage for nodes
	103	*/
	104
	105	class WXDLLEXPORT wxTreeLayoutStored: public wxTreeLayout
	106	{
	107	public:
	108	wxTreeLayoutStored(int noNodes = 200);
	109	virtual ~wxTreeLayoutStored(void);
	110	void Initialize(int n);
	111
	112	wxString HitTest(wxMouseEvent& event, wxDC& dc);
	113	wxStoredNode* GetNode(long id) const;
	114	inline int GetNumNodes() const { return m_maxNodes; };
	115	inline int GetNodeCount() const { return m_num; };
	116
	117	virtual void GetChildren(long id, wxList& list);
	118	virtual long GetNextNode(long id);
	119	virtual long GetNodeParent(long id);
	120	virtual long GetNodeX(long id);
	121	virtual long GetNodeY(long id);
	122	virtual void SetNodeX(long id, long x);
	123	virtual void SetNodeY(long id, long y);
	124	virtual void SetNodeName(long id, const wxString& name);
	125	virtual wxString GetNodeName(long id);
	126	virtual void ActivateNode(long id, bool active);
	127	virtual bool NodeActive(long id);
	128	virtual void SetClientData(long id, long clientData);
	129	virtual long GetClientData(long id) const;
	130
	131	virtual long AddChild(const wxString& name, const wxString& parent = wxT(""));
	132	virtual long AddChild(const wxString& name, long parent);
	133	virtual long NameToId(const wxString& name);
	134
	135	// Data members
	136	private:
	137	wxStoredNode* m_nodes;
	138	int m_num;
	139	int m_maxNodes;
	140
	141	private:
	142	DECLARE_DYNAMIC_CLASS(wxTreeLayoutStored)
	143	DECLARE_NO_COPY_CLASS(wxTreeLayoutStored)
	144	};
	145
	146	// For backward compatibility
	147	#define wxStoredTree wxTreeLayoutStored
	148
	149	#endif
	150	// wxUSE_TREELAYOUT
	151
	152	#endif
	153	// _WX_TREELAY_H_
	154