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wxWidgets/include/wx/generic/treectrl.h
Vadim Zeitlin a32dd69091 added missing DeleteItem(long itemId) function 
git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@182 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
1998-07-07 13:16:37 +00:00

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/*
* 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 "treectrl.h"
#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;
class wxImageList;
//-----------------------------------------------------------------------------
// 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
{
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();
// Accessors
inline long GetMask() const { return m_mask; }
inline long GetItemId() const { return m_itemId; }
inline long GetState() const { return m_state; }
inline long GetStateMask() const { return m_stateMask; }
inline wxString GetText() const { return m_text; }
inline int GetImage() const { return m_image; }
inline int GetSelectedImage() const { return m_selectedImage; }
inline int GetChildren() const { return m_children; }
inline long GetData() const { return m_data; }
inline void SetMask(long mask) { m_mask = mask; }
inline void SetItemId(long id) { m_itemId = m_itemId = id; }
inline void GetState(long state) { m_state = state; }
inline void SetStateMask(long stateMask) { m_stateMask = stateMask; }
inline void GetText(const wxString& text) { m_text = text; }
inline void SetImage(int image) { m_image = image; }
inline void SetSelectedImage(int selImage) { m_selectedImage = selImage; }
inline void SetChildren(int children) { m_children = children; }
inline void SetData(long data) { m_data = data; }
DECLARE_DYNAMIC_CLASS(wxTreeItem)
};
//-----------------------------------------------------------------------------
// wxTreeEvent
//-----------------------------------------------------------------------------
class WXDLLEXPORT wxTreeEvent: public wxCommandEvent
{
DECLARE_DYNAMIC_CLASS(wxTreeEvent)
public:
wxTreeEvent(wxEventType commandType = wxEVT_NULL, int id = 0);
int m_code;
wxTreeItem m_item;
long m_oldItem;
wxPoint m_pointDrag;
inline long GetOldItem() const { return m_oldItem; }
inline wxTreeItem& GetItem() const { return (wxTreeItem&) m_item; }
inline wxPoint GetPoint() const { return m_pointDrag; }
inline void SetCode(int code) { m_code = code; }
inline int GetCode() const { return m_code; }
};
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 wxTreeItem
{
DECLARE_DYNAMIC_CLASS(wxGenericTreeItem)
public:
bool m_hasChildren,
m_isCollapsed;
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() {};
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 GetItem( wxTreeItem &item ) const;
void AddChild( const wxTreeItem &item );
bool HasChildren();
bool HasPlus();
int NumberOfVisibleDescendents();
int NumberOfVisibleChildren();
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 SendCollapse( wxWindow *target );
void SetHilight( bool set = TRUE );
bool HasHilight();
bool IsExpanded() const { return !m_isCollapsed; }
};
//-----------------------------------------------------------------------------
// wxTreeCtrl
//-----------------------------------------------------------------------------
class wxTreeCtrl: public wxScrolledWindow
{
public:
wxTreeCtrl();
wxTreeCtrl(wxWindow *parent, const wxWindowID id = -1,
const wxPoint& pos = wxDefaultPosition,
const wxSize& size = wxDefaultSize,
long style = wxTR_HAS_BUTTONS,
const wxString& name = "wxTreeCtrl" );
~wxTreeCtrl();
bool Create(wxWindow *parent, const wxWindowID id = -1,
const wxPoint& pos = wxDefaultPosition,
const wxSize& size = wxDefaultSize,
long style = wxTR_HAS_BUTTONS,
const wxString& name = "wxTreeCtrl");
int GetCount() const;
long InsertItem( long parent, const wxString& label, int image = -1,
int selImage = -1, long insertAfter = wxTREE_INSERT_LAST );
long InsertItem( long parent, wxTreeItem &info,
long insertAfter = wxTREE_INSERT_LAST );
void DeleteItem( long item );
bool DeleteAllItems();
bool ExpandItem( long item, int action );
bool GetItem( wxTreeItem &info ) const;
long GetItemData( long item ) const;
wxString GetItemText( long item ) const;
int GetItemImage(long item) const;
long GetParent( long item ) const;
long GetRootItem() const;
long GetSelection() const;
bool SelectItem( long item ) const;
bool ItemHasChildren( long item ) const;
void SetIndent( int indent );
int GetIndent() const;
bool SetItem( wxTreeItem &info );
bool SetItemData( long item, long data );
bool SetItemText( long item, const wxString &text );
void SetItemImage(long item, int image, int imageSel) const;
long HitTest( const wxPoint& point, int &flags );
void AdjustMyScrollbars();
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 );
void SetImageList(wxImageList *imageList) { m_imageList = imageList; }
wxImageList *GetImageList() const { return m_imageList; }
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;
wxImageList *m_imageList;
void CalculateLevel( wxGenericTreeItem *item, wxPaintDC &dc, int level, int &y );
void CalculatePositions();
wxGenericTreeItem *FindItem( long itemId ) const;
void RefreshLine( wxGenericTreeItem *item );
DECLARE_EVENT_TABLE()
DECLARE_DYNAMIC_CLASS(wxTreeCtrl)
};
#endif
// __GTKTREECTRLH_G__
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