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