wxWidgets/include/wx/generic/treectrl.h
Robert Roebling fe71f65c0f Add support for dynamic event tables
git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@13 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
1998-05-21 12:31:14 +00:00

301 lines
12 KiB
C++

/*
* Author: Robert Roebling
*
* Copyright: (C) 1997,1998 Robert Roebling
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the wxWindows Licence, which
* you have received with this library (see Licence.htm).
*
*/
#ifndef __GTKTREECTRLH_G__
#define __GTKTREECTRLH_G__
#ifdef __GNUG__
#pragma interface
#endif
#include "wx/defs.h"
#include "wx/string.h"
#include "wx/list.h"
#include "wx/control.h"
#include "wx/event.h"
#include "wx/imaglist.h"
#include "wx/scrolwin.h"
#include "wx/dcclient.h"
//-----------------------------------------------------------------------------
// classes
//-----------------------------------------------------------------------------
class wxTreeItem;
class wxTreeEvent;
class wxGenericTreeItem;
class wxTreeCtrl;
//-----------------------------------------------------------------------------
// constants
//-----------------------------------------------------------------------------
// WXDLLEXPORT extern const char *wxTreeNameStr;
#define wxTREE_MASK_HANDLE 0x0001
#define wxTREE_MASK_STATE 0x0002
#define wxTREE_MASK_TEXT 0x0004
#define wxTREE_MASK_IMAGE 0x0008
#define wxTREE_MASK_SELECTED_IMAGE 0x0010
#define wxTREE_MASK_CHILDREN 0x0020
#define wxTREE_MASK_DATA 0x0040
#define wxTREE_STATE_BOLD 0x0001
#define wxTREE_STATE_DROPHILITED 0x0002
#define wxTREE_STATE_EXPANDED 0x0004
#define wxTREE_STATE_EXPANDEDONCE 0x0008
#define wxTREE_STATE_FOCUSED 0x0010
#define wxTREE_STATE_SELECTED 0x0020
#define wxTREE_STATE_CUT 0x0040
#define wxTREE_HITTEST_ABOVE 0x0001 // Above the client area.
#define wxTREE_HITTEST_BELOW 0x0002 // Below the client area.
#define wxTREE_HITTEST_NOWHERE 0x0004 // In the client area but below the last item.
#define wxTREE_HITTEST_ONITEMBUTTON 0x0010 // On the button associated with an item.
#define wxTREE_HITTEST_ONITEMICON 0x0020 // On the bitmap associated with an item.
#define wxTREE_HITTEST_ONITEMINDENT 0x0040 // In the indentation associated with an item.
#define wxTREE_HITTEST_ONITEMLABEL 0x0080 // On the label (string) associated with an item.
#define wxTREE_HITTEST_ONITEMRIGHT 0x0100 // In the area to the right of an item.
#define wxTREE_HITTEST_ONITEMSTATEICON 0x0200 // On the state icon for a tree view item that is in a user-defined state.
#define wxTREE_HITTEST_TOLEFT 0x0400 // To the right of the client area.
#define wxTREE_HITTEST_TORIGHT 0x0800 // To the left of the client area.
#define wxTREE_HITTEST_ONITEM (wxTREE_HITTEST_ONITEMICON | wxTREE_HITTEST_ONITEMLABEL wxTREE_HITTEST_ONITEMSTATEICON)
// Flags for GetNextItem
enum {
wxTREE_NEXT_CARET, // Retrieves the currently selected item.
wxTREE_NEXT_CHILD, // Retrieves the first child item. The hItem parameter must be NULL.
wxTREE_NEXT_DROPHILITE, // Retrieves the item that is the target of a drag-and-drop operation.
wxTREE_NEXT_FIRSTVISIBLE, // Retrieves the first visible item.
wxTREE_NEXT_NEXT, // Retrieves the next sibling item.
wxTREE_NEXT_NEXTVISIBLE, // Retrieves the next visible item that follows the specified item.
wxTREE_NEXT_PARENT, // Retrieves the parent of the specified item.
wxTREE_NEXT_PREVIOUS, // Retrieves the previous sibling item.
wxTREE_NEXT_PREVIOUSVISIBLE, // Retrieves the first visible item that precedes the specified item.
wxTREE_NEXT_ROOT // Retrieves the first child item of the root item of which the specified item is a part.
};
// Flags for ExpandItem
enum {
wxTREE_EXPAND_EXPAND,
wxTREE_EXPAND_COLLAPSE,
wxTREE_EXPAND_COLLAPSE_RESET,
wxTREE_EXPAND_TOGGLE
};
// Flags for InsertItem
enum {
wxTREE_INSERT_LAST = -1,
wxTREE_INSERT_FIRST = -2,
wxTREE_INSERT_SORT = -3
};
/* defined in "wx/event.h"
wxEVT_COMMAND_TREE_BEGIN_DRAG,
wxEVT_COMMAND_TREE_BEGIN_RDRAG,
wxEVT_COMMAND_TREE_BEGIN_LABEL_EDIT,
wxEVT_COMMAND_TREE_END_LABEL_EDIT,
wxEVT_COMMAND_TREE_DELETE_ITEM,
wxEVT_COMMAND_TREE_GET_INFO,
wxEVT_COMMAND_TREE_SET_INFO,
wxEVT_COMMAND_TREE_ITEM_EXPANDED,
wxEVT_COMMAND_TREE_ITEM_EXPANDING,
wxEVT_COMMAND_TREE_SEL_CHANGED,
wxEVT_COMMAND_TREE_SEL_CHANGING,
wxEVT_COMMAND_TREE_KEY_DOWN
*/
//-----------------------------------------------------------------------------
// wxTreeItem
//-----------------------------------------------------------------------------
class WXDLLEXPORT wxTreeItem: public wxObject
{
DECLARE_DYNAMIC_CLASS(wxTreeItem)
public:
long m_mask;
long m_itemId;
long m_state;
long m_stateMask;
wxString m_text;
int m_image;
int m_selectedImage;
int m_children;
long m_data;
wxTreeItem(void);
};
//-----------------------------------------------------------------------------
// wxTreeEvent
//-----------------------------------------------------------------------------
class WXDLLEXPORT wxTreeEvent: public wxCommandEvent
{
DECLARE_DYNAMIC_CLASS(wxTreeEvent)
public:
wxTreeEvent(WXTYPE commandType = 0, int id = 0);
int m_code;
wxTreeItem m_item;
long m_oldItem;
wxPoint m_pointDrag;
};
typedef void (wxEvtHandler::*wxTreeEventFunction)(wxTreeEvent&);
#define EVT_TREE_BEGIN_DRAG(id, fn) { wxEVT_COMMAND_TREE_BEGIN_DRAG, id, -1, (wxObjectEventFunction) (wxEventFunction) (wxTreeEventFunction) & fn, NULL },
#define EVT_TREE_BEGIN_RDRAG(id, fn) { wxEVT_COMMAND_TREE_BEGIN_RDRAG, id, -1, (wxObjectEventFunction) (wxEventFunction) (wxTreeEventFunction) & fn, NULL },
#define EVT_TREE_BEGIN_LABEL_EDIT(id, fn) { wxEVT_COMMAND_TREE_BEGIN_LABEL_EDIT, id, -1, (wxObjectEventFunction) (wxEventFunction) (wxTreeEventFunction) & fn, NULL },
#define EVT_TREE_END_LABEL_EDIT(id, fn) { wxEVT_COMMAND_TREE_END_LABEL_EDIT, id, -1, (wxObjectEventFunction) (wxEventFunction) (wxTreeEventFunction) & fn, NULL },
#define EVT_TREE_DELETE_ITEM(id, fn) { wxEVT_COMMAND_TREE_DELETE_ITEM, id, -1, (wxObjectEventFunction) (wxEventFunction) (wxTreeEventFunction) & fn, NULL },
#define EVT_TREE_GET_INFO(id, fn) { wxEVT_COMMAND_TREE_GET_INFO, id, -1, (wxObjectEventFunction) (wxEventFunction) (wxTreeEventFunction) & fn, NULL },
#define EVT_TREE_SET_INFO(id, fn) { wxEVT_COMMAND_TREE_SET_INFO, id, -1, (wxObjectEventFunction) (wxEventFunction) (wxTreeEventFunction) & fn, NULL },
#define EVT_TREE_ITEM_EXPANDED(id, fn) { wxEVT_COMMAND_TREE_ITEM_EXPANDED, id, -1, (wxObjectEventFunction) (wxEventFunction) (wxTreeEventFunction) & fn, NULL },
#define EVT_TREE_ITEM_EXPANDING(id, fn) { wxEVT_COMMAND_TREE_ITEM_EXPANDING, id, -1, (wxObjectEventFunction) (wxEventFunction) (wxTreeEventFunction) & fn, NULL },
#define EVT_TREE_SEL_CHANGED(id, fn) { wxEVT_COMMAND_TREE_SEL_CHANGED, id, -1, (wxObjectEventFunction) (wxEventFunction) (wxTreeEventFunction) & fn, NULL },
#define EVT_TREE_SEL_CHANGING(id, fn) { wxEVT_COMMAND_TREE_SEL_CHANGING, id, -1, (wxObjectEventFunction) (wxEventFunction) (wxTreeEventFunction) & fn, NULL },
#define EVT_TREE_KEY_DOWN(id, fn) { wxEVT_COMMAND_TREE_KEY_DOWN, id, -1, (wxObjectEventFunction) (wxEventFunction) (wxTreeEventFunction) & fn, NULL },
//-----------------------------------------------------------------------------
// wxGenericTreeItem
//-----------------------------------------------------------------------------
class WXDLLEXPORT wxGenericTreeItem: public wxObject
{
DECLARE_DYNAMIC_CLASS(wxGenericTreeItem)
public:
long m_itemId;
long m_state;
wxString m_text;
int m_image;
int m_selectedImage;
// int m_children;
bool m_hasChildren;
long m_data;
int m_x,m_y;
int m_height,m_width;
int m_xCross,m_yCross;
int m_level;
wxList m_children;
wxGenericTreeItem *m_parent;
bool m_hasHilight;
wxGenericTreeItem(void) {};
wxGenericTreeItem( wxGenericTreeItem *parent );
wxGenericTreeItem( wxGenericTreeItem *parent, const wxTreeItem& item, wxDC *dc );
void SetItem( const wxTreeItem &item, wxDC *dc );
void SetText( const wxString &text, wxDC *dc );
void Reset(void);
void GetItem( wxTreeItem &item ) const;
void AddChild( const wxTreeItem &item );
bool HasChildren(void);
bool HasPlus(void);
int NumberOfVisibleDescendents(void);
int NumberOfVisibleChildren(void);
wxGenericTreeItem *FindItem( long itemId ) const;
void AddChild( wxGenericTreeItem *child );
void SetCross( int x, int y );
void GetSize( int &x, int &y );
long HitTest( const wxPoint& point, int &flags );
void PrepareEvent( wxTreeEvent &event );
void SendKeyDown( wxWindow *target );
void SendSelected( wxWindow *target );
void SendDelete( wxWindow *target );
void SendExpand( wxWindow *target );
void SetHilight( bool set = TRUE );
bool HasHilight(void);
};
//-----------------------------------------------------------------------------
// wxTreeCtrl
//-----------------------------------------------------------------------------
class wxTreeCtrl: public wxScrolledWindow
{
DECLARE_DYNAMIC_CLASS(wxTreeCtrl)
public:
wxTreeCtrl(void);
wxTreeCtrl(wxWindow *parent, const wxWindowID id = -1,
const wxPoint& pos = wxDefaultPosition,
const wxSize& size = wxDefaultSize,
const long style = wxTR_HAS_BUTTONS,
const wxString& name = "wxTreeCtrl" );
~wxTreeCtrl(void);
bool Create(wxWindow *parent, const wxWindowID id = -1,
const wxPoint& pos = wxDefaultPosition,
const wxSize& size = wxDefaultSize,
const long style = wxTR_HAS_BUTTONS,
const wxString& name = "wxTreeCtrl");
int GetCount(void) const;
long InsertItem( const long parent, const wxString& label, const int image = -1,
const int selImage = -1, const long insertAfter = wxTREE_INSERT_LAST );
long InsertItem( const long parent, wxTreeItem &info, const long insertAfter = wxTREE_INSERT_LAST );
bool DeleteAllItems(void);
bool ExpandItem( const long item, const int action );
bool GetItem( wxTreeItem &info ) const;
long GetItemData( const long item ) const;
wxString GetItemText( const long item ) const;
long GetParent( const long item ) const;
long GetRootItem(void) const;
long GetSelection(void) const;
bool SelectItem( const long item ) const;
bool ItemHasChildren( const long item ) const;
void SetIndent( const int indent );
int GetIndent(void) const;
bool SetItem( wxTreeItem &info );
bool SetItemData( const long item, const long data );
bool SetItemText( const long item, const wxString &text );
long HitTest( const wxPoint& point, int &flags );
void AdjustMyScrollbars(void);
void PaintLevel( wxGenericTreeItem *item, wxPaintDC &dc, int level, int &y );
void OnPaint( const wxPaintEvent &event );
void OnSetFocus( const wxFocusEvent &event );
void OnKillFocus( const wxFocusEvent &event );
void OnChar( wxKeyEvent &event );
void OnMouse( const wxMouseEvent &event );
private:
wxGenericTreeItem *m_anchor;
wxGenericTreeItem *m_current;
bool m_hasFocus;
int m_xScroll,m_yScroll;
int m_indent;
long m_lastId;
int m_lineHeight;
wxPen m_dottedPen;
bool m_isCreated;
wxPaintDC *m_dc;
wxBrush *m_hilightBrush;
void CalculateLevel( wxGenericTreeItem *item, wxPaintDC &dc, int level, int &y );
void CalculatePositions(void);
wxGenericTreeItem *FindItem( const long itemId ) const;
void RefreshLine( wxGenericTreeItem *item );
DECLARE_EVENT_TABLE()
};
#endif
// __GTKTREECTRLH_G__