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added support for item attributes in virtual list control
[wxWidgets.git] / include / wx / listctrl.h
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1///////////////////////////////////////////////////////////////////////////////
2// Name: wx/listctrl.h
3// Purpose: wxListCtrl class
4// Author: Vadim Zeitlin
5// Modified by:
6// Created: 04.12.99
7// RCS-ID: $Id$
8// Copyright: (c) wxWindows team
9// Licence: wxWindows licence
10///////////////////////////////////////////////////////////////////////////////
11
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12#ifndef _WX_LISTCTRL_H_BASE_
13#define _WX_LISTCTRL_H_BASE_
c801d85f 14
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15#ifdef __GNUG__
16 #pragma interface "listctrlbase.h"
17#endif
18
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19#if wxUSE_LISTCTRL
20
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21// ----------------------------------------------------------------------------
22// types
23// ----------------------------------------------------------------------------
24
25// type of compare function for wxListCtrl sort operation
26typedef int (wxCALLBACK *wxListCtrlCompare)(long item1, long item2, long sortData);
27
28// ----------------------------------------------------------------------------
29// wxListCtrl constants
30// ----------------------------------------------------------------------------
31
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32// style flags
33#define wxLC_VRULES 0x0001
34#define wxLC_HRULES 0x0002
cf1dfa6b 35
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36#define wxLC_ICON 0x0004
37#define wxLC_SMALL_ICON 0x0008
38#define wxLC_LIST 0x0010
39#define wxLC_REPORT 0x0020
cf1dfa6b 40
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41#define wxLC_ALIGN_TOP 0x0040
42#define wxLC_ALIGN_LEFT 0x0080
43#define wxLC_AUTOARRANGE 0x0100
44#define wxLC_VIRTUAL 0x0200
45#define wxLC_EDIT_LABELS 0x0400
46#define wxLC_NO_HEADER 0x0800
47#define wxLC_NO_SORT_HEADER 0x1000
48#define wxLC_SINGLE_SEL 0x2000
49#define wxLC_SORT_ASCENDING 0x4000
50#define wxLC_SORT_DESCENDING 0x8000
51
52#define wxLC_MASK_TYPE (wxLC_ICON | wxLC_SMALL_ICON | wxLC_LIST | wxLC_REPORT)
53#define wxLC_MASK_ALIGN (wxLC_ALIGN_TOP | wxLC_ALIGN_LEFT)
54#define wxLC_MASK_SORT (wxLC_SORT_ASCENDING | wxLC_SORT_DESCENDING)
55
56// for compatibility only
57#define wxLC_USER_TEXT wxLC_VIRTUAL
58
59// Omitted because
60// (a) too much detail
61// (b) not enough style flags
62// (c) not implemented anyhow in the generic version
63//
64// #define wxLC_NO_SCROLL
65// #define wxLC_NO_LABEL_WRAP
66// #define wxLC_OWNERDRAW_FIXED
67// #define wxLC_SHOW_SEL_ALWAYS
68
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69// Mask flags to tell app/GUI what fields of wxListItem are valid
70#define wxLIST_MASK_STATE 0x0001
71#define wxLIST_MASK_TEXT 0x0002
72#define wxLIST_MASK_IMAGE 0x0004
73#define wxLIST_MASK_DATA 0x0008
74#define wxLIST_SET_ITEM 0x0010
75#define wxLIST_MASK_WIDTH 0x0020
76#define wxLIST_MASK_FORMAT 0x0040
77
78// State flags for indicating the state of an item
79#define wxLIST_STATE_DONTCARE 0x0000
80#define wxLIST_STATE_DROPHILITED 0x0001 // MSW only
81#define wxLIST_STATE_FOCUSED 0x0002
82#define wxLIST_STATE_SELECTED 0x0004
83#define wxLIST_STATE_CUT 0x0008 // MSW only
84
85// Hit test flags, used in HitTest
86#define wxLIST_HITTEST_ABOVE 0x0001 // Above the client area.
87#define wxLIST_HITTEST_BELOW 0x0002 // Below the client area.
88#define wxLIST_HITTEST_NOWHERE 0x0004 // In the client area but below the last item.
89#define wxLIST_HITTEST_ONITEMICON 0x0020 // On the bitmap associated with an item.
90#define wxLIST_HITTEST_ONITEMLABEL 0x0080 // On the label (string) associated with an item.
91#define wxLIST_HITTEST_ONITEMRIGHT 0x0100 // In the area to the right of an item.
92#define wxLIST_HITTEST_ONITEMSTATEICON 0x0200 // On the state icon for a tree view item that is in a user-defined state.
93#define wxLIST_HITTEST_TOLEFT 0x0400 // To the left of the client area.
94#define wxLIST_HITTEST_TORIGHT 0x0800 // To the right of the client area.
95
96#define wxLIST_HITTEST_ONITEM (wxLIST_HITTEST_ONITEMICON | wxLIST_HITTEST_ONITEMLABEL | wxLIST_HITTEST_ONITEMSTATEICON)
97
98// Flags for GetNextItem (MSW only except wxLIST_NEXT_ALL)
99enum
100{
101 wxLIST_NEXT_ABOVE, // Searches for an item above the specified item
102 wxLIST_NEXT_ALL, // Searches for subsequent item by index
103 wxLIST_NEXT_BELOW, // Searches for an item below the specified item
104 wxLIST_NEXT_LEFT, // Searches for an item to the left of the specified item
43543d98 105 wxLIST_NEXT_RIGHT // Searches for an item to the right of the specified item
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106};
107
108// Alignment flags for Arrange (MSW only except wxLIST_ALIGN_LEFT)
109enum
110{
111 wxLIST_ALIGN_DEFAULT,
112 wxLIST_ALIGN_LEFT,
113 wxLIST_ALIGN_TOP,
114 wxLIST_ALIGN_SNAP_TO_GRID
115};
116
117// Column format (MSW only except wxLIST_FORMAT_LEFT)
118enum wxListColumnFormat
119{
120 wxLIST_FORMAT_LEFT,
121 wxLIST_FORMAT_RIGHT,
122 wxLIST_FORMAT_CENTRE,
123 wxLIST_FORMAT_CENTER = wxLIST_FORMAT_CENTRE
124};
125
126// Autosize values for SetColumnWidth
127enum
128{
129 wxLIST_AUTOSIZE = -1,
130 wxLIST_AUTOSIZE_USEHEADER = -2 // partly supported by generic version
131};
132
133// Flag values for GetItemRect
134enum
135{
136 wxLIST_RECT_BOUNDS,
137 wxLIST_RECT_ICON,
138 wxLIST_RECT_LABEL
139};
140
141// Flag values for FindItem (MSW only)
142enum
143{
144 wxLIST_FIND_UP,
145 wxLIST_FIND_DOWN,
146 wxLIST_FIND_LEFT,
147 wxLIST_FIND_RIGHT
148};
149
150// ----------------------------------------------------------------------------
151// wxListItemAttr: a structure containing the visual attributes of an item
152// ----------------------------------------------------------------------------
153
154class WXDLLEXPORT wxListItemAttr
155{
156public:
157 // ctors
158 wxListItemAttr() { }
159 wxListItemAttr(const wxColour& colText,
160 const wxColour& colBack,
161 const wxFont& font)
162 : m_colText(colText), m_colBack(colBack), m_font(font) { }
163
164 // setters
165 void SetTextColour(const wxColour& colText) { m_colText = colText; }
166 void SetBackgroundColour(const wxColour& colBack) { m_colBack = colBack; }
167 void SetFont(const wxFont& font) { m_font = font; }
168
169 // accessors
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170 bool HasTextColour() const { return m_colText.Ok(); }
171 bool HasBackgroundColour() const { return m_colBack.Ok(); }
172 bool HasFont() const { return m_font.Ok(); }
173
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174 const wxColour& GetTextColour() const { return m_colText; }
175 const wxColour& GetBackgroundColour() const { return m_colBack; }
176 const wxFont& GetFont() const { return m_font; }
177
178private:
179 wxColour m_colText,
180 m_colBack;
181 wxFont m_font;
182};
183
184// ----------------------------------------------------------------------------
185// wxListItem: the item or column info, used to exchange data with wxListCtrl
186// ----------------------------------------------------------------------------
187
188class WXDLLEXPORT wxListItem : public wxObject
189{
190public:
191 wxListItem();
d62228a6 192 ~wxListItem() { delete m_attr; }
bdc72a22 193
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194 // resetting
195 void Clear();
196 void ClearAttributes();
197
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198 // setters
199 void SetMask(long mask) { m_mask = mask; }
200 void SetId(long id) { m_itemId = id; }
201 void SetColumn(int col) { m_col = col; }
202 void SetState(long state) { m_state = state; m_stateMask |= state; }
203 void SetStateMask(long stateMask) { m_stateMask = stateMask; }
204 void SetText(const wxString& text) { m_text = text; }
205 void SetImage(int image) { m_image = image; }
206 void SetData(long data) { m_data = data; }
207 void SetData(void *data) { m_data = (long)data; }
208
209 void SetWidth(int width) { m_width = width; }
210 void SetAlign(wxListColumnFormat align) { m_format = align; }
211
212 void SetTextColour(const wxColour& colText)
213 { Attributes().SetTextColour(colText); }
214 void SetBackgroundColour(const wxColour& colBack)
215 { Attributes().SetBackgroundColour(colBack); }
216 void SetFont(const wxFont& font)
217 { Attributes().SetFont(font); }
218
219 // accessors
220 long GetMask() const { return m_mask; }
221 long GetId() const { return m_itemId; }
222 int GetColumn() const { return m_col; }
223 long GetState() const { return m_state & m_stateMask; }
224 const wxString& GetText() const { return m_text; }
225 int GetImage() const { return m_image; }
226 long GetData() const { return m_data; }
227
228 int GetWidth() const { return m_width; }
229 wxListColumnFormat GetAlign() const { return (wxListColumnFormat)m_format; }
230
231 wxListItemAttr *GetAttributes() const { return m_attr; }
232 bool HasAttributes() const { return m_attr != NULL; }
233
13111b2a 234 wxColour GetTextColour() const
bdc72a22 235 { return HasAttributes() ? m_attr->GetTextColour() : wxNullColour; }
13111b2a 236 wxColour GetBackgroundColour() const
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237 { return HasAttributes() ? m_attr->GetBackgroundColour()
238 : wxNullColour; }
13111b2a 239 wxFont GetFont() const
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240 { return HasAttributes() ? m_attr->GetFont() : wxNullFont; }
241
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242 // this conversion is necessary to make old code using GetItem() to
243 // compile
244 operator long() const { return m_itemId; }
245
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246 // these members are public for compatibility
247
248 long m_mask; // Indicates what fields are valid
249 long m_itemId; // The zero-based item position
250 int m_col; // Zero-based column, if in report mode
251 long m_state; // The state of the item
252 long m_stateMask;// Which flags of m_state are valid (uses same flags)
253 wxString m_text; // The label/header text
254 int m_image; // The zero-based index into an image list
255 long m_data; // App-defined data
256
257 // For columns only
258 int m_format; // left, right, centre
259 int m_width; // width of column
260
261protected:
262 // creates m_attr if we don't have it yet
263 wxListItemAttr& Attributes()
264 {
265 if ( !m_attr )
266 m_attr = new wxListItemAttr;
267
268 return *m_attr;
269 }
270
271 wxListItemAttr *m_attr; // optional pointer to the items style
272
273private:
274 DECLARE_DYNAMIC_CLASS(wxListItem)
275};
276
277// ----------------------------------------------------------------------------
278// include the wxListCtrl class declaration
279// ----------------------------------------------------------------------------
280
83ac6a4e 281#if defined(__WIN32__) && !defined(__WXUNIVERSAL__)
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282 #include "wx/msw/listctrl.h"
283#else
bdc72a22 284 #include "wx/generic/listctrl.h"
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285#endif
286
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287// ----------------------------------------------------------------------------
288// wxListEvent - the event class for the wxListCtrl notifications
289// ----------------------------------------------------------------------------
290
291class WXDLLEXPORT wxListEvent : public wxNotifyEvent
292{
293public:
294 wxListEvent(wxEventType commandType = wxEVT_NULL, int id = 0);
295
296 int m_code;
297 long m_itemIndex;
298 long m_oldItemIndex;
299 int m_col;
300 bool m_cancelled;
301 wxPoint m_pointDrag;
302
303 wxListItem m_item;
cdf1e714 304
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305 int GetCode() const { return m_code; }
306 long GetIndex() const { return m_itemIndex; }
307 long GetOldIndex() const { return m_oldItemIndex; }
308 long GetOldItem() const { return m_oldItemIndex; }
309 int GetColumn() const { return m_col; }
310 bool Cancelled() const { return m_cancelled; }
311 wxPoint GetPoint() const { return m_pointDrag; }
312 const wxString& GetLabel() const { return m_item.m_text; }
313 const wxString& GetText() const { return m_item.m_text; }
314 int GetImage() const { return m_item.m_image; }
315 long GetData() const { return m_item.m_data; }
316 long GetMask() const { return m_item.m_mask; }
317 const wxListItem& GetItem() const { return m_item; }
86f975a8 318
e4c730e9 319 void CopyObject(wxObject& object_dest) const;
e4c730e9 320
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321private:
322 DECLARE_DYNAMIC_CLASS(wxListEvent)
323};
324
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325// ----------------------------------------------------------------------------
326// wxListCtrl event macros
327// ----------------------------------------------------------------------------
328
329BEGIN_DECLARE_EVENT_TYPES()
330 DECLARE_EVENT_TYPE(wxEVT_COMMAND_LIST_BEGIN_DRAG, 700)
331 DECLARE_EVENT_TYPE(wxEVT_COMMAND_LIST_BEGIN_RDRAG, 701)
332 DECLARE_EVENT_TYPE(wxEVT_COMMAND_LIST_BEGIN_LABEL_EDIT, 702)
333 DECLARE_EVENT_TYPE(wxEVT_COMMAND_LIST_END_LABEL_EDIT, 703)
334 DECLARE_EVENT_TYPE(wxEVT_COMMAND_LIST_DELETE_ITEM, 704)
335 DECLARE_EVENT_TYPE(wxEVT_COMMAND_LIST_DELETE_ALL_ITEMS, 705)
336 DECLARE_EVENT_TYPE(wxEVT_COMMAND_LIST_GET_INFO, 706)
337 DECLARE_EVENT_TYPE(wxEVT_COMMAND_LIST_SET_INFO, 707)
338 DECLARE_EVENT_TYPE(wxEVT_COMMAND_LIST_ITEM_SELECTED, 708)
339 DECLARE_EVENT_TYPE(wxEVT_COMMAND_LIST_ITEM_DESELECTED, 709)
340 DECLARE_EVENT_TYPE(wxEVT_COMMAND_LIST_KEY_DOWN, 710)
341 DECLARE_EVENT_TYPE(wxEVT_COMMAND_LIST_INSERT_ITEM, 711)
342 DECLARE_EVENT_TYPE(wxEVT_COMMAND_LIST_COL_CLICK, 712)
343 DECLARE_EVENT_TYPE(wxEVT_COMMAND_LIST_ITEM_RIGHT_CLICK, 713)
344 DECLARE_EVENT_TYPE(wxEVT_COMMAND_LIST_ITEM_MIDDLE_CLICK, 714)
345 DECLARE_EVENT_TYPE(wxEVT_COMMAND_LIST_ITEM_ACTIVATED, 715)
346END_DECLARE_EVENT_TYPES()
347
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348typedef void (wxEvtHandler::*wxListEventFunction)(wxListEvent&);
349
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350#define EVT_LIST_BEGIN_DRAG(id, fn) DECLARE_EVENT_TABLE_ENTRY( wxEVT_COMMAND_LIST_BEGIN_DRAG, id, -1, (wxObjectEventFunction) (wxEventFunction) (wxListEventFunction) & fn, NULL ),
351#define EVT_LIST_BEGIN_RDRAG(id, fn) DECLARE_EVENT_TABLE_ENTRY( wxEVT_COMMAND_LIST_BEGIN_RDRAG, id, -1, (wxObjectEventFunction) (wxEventFunction) (wxListEventFunction) & fn, NULL ),
352#define EVT_LIST_BEGIN_LABEL_EDIT(id, fn) DECLARE_EVENT_TABLE_ENTRY( wxEVT_COMMAND_LIST_BEGIN_LABEL_EDIT, id, -1, (wxObjectEventFunction) (wxEventFunction) (wxListEventFunction) & fn, NULL ),
353#define EVT_LIST_END_LABEL_EDIT(id, fn) DECLARE_EVENT_TABLE_ENTRY( wxEVT_COMMAND_LIST_END_LABEL_EDIT, id, -1, (wxObjectEventFunction) (wxEventFunction) (wxListEventFunction) & fn, NULL ),
354#define EVT_LIST_DELETE_ITEM(id, fn) DECLARE_EVENT_TABLE_ENTRY( wxEVT_COMMAND_LIST_DELETE_ITEM, id, -1, (wxObjectEventFunction) (wxEventFunction) (wxListEventFunction) & fn, NULL ),
355#define EVT_LIST_DELETE_ALL_ITEMS(id, fn) DECLARE_EVENT_TABLE_ENTRY( wxEVT_COMMAND_LIST_DELETE_ALL_ITEMS, id, -1, (wxObjectEventFunction) (wxEventFunction) (wxListEventFunction) & fn, NULL ),
356#define EVT_LIST_GET_INFO(id, fn) DECLARE_EVENT_TABLE_ENTRY( wxEVT_COMMAND_LIST_GET_INFO, id, -1, (wxObjectEventFunction) (wxEventFunction) (wxListEventFunction) & fn, NULL ),
357#define EVT_LIST_SET_INFO(id, fn) DECLARE_EVENT_TABLE_ENTRY( wxEVT_COMMAND_LIST_SET_INFO, id, -1, (wxObjectEventFunction) (wxEventFunction) (wxListEventFunction) & fn, NULL ),
358#define EVT_LIST_ITEM_SELECTED(id, fn) DECLARE_EVENT_TABLE_ENTRY( wxEVT_COMMAND_LIST_ITEM_SELECTED, id, -1, (wxObjectEventFunction) (wxEventFunction) (wxListEventFunction) & fn, NULL ),
359#define EVT_LIST_ITEM_DESELECTED(id, fn) DECLARE_EVENT_TABLE_ENTRY( wxEVT_COMMAND_LIST_ITEM_DESELECTED, id, -1, (wxObjectEventFunction) (wxEventFunction) (wxListEventFunction) & fn, NULL ),
360#define EVT_LIST_KEY_DOWN(id, fn) DECLARE_EVENT_TABLE_ENTRY( wxEVT_COMMAND_LIST_KEY_DOWN, id, -1, (wxObjectEventFunction) (wxEventFunction) (wxListEventFunction) & fn, NULL ),
361#define EVT_LIST_INSERT_ITEM(id, fn) DECLARE_EVENT_TABLE_ENTRY( wxEVT_COMMAND_LIST_INSERT_ITEM, id, -1, (wxObjectEventFunction) (wxEventFunction) (wxListEventFunction) & fn, NULL ),
362#define EVT_LIST_COL_CLICK(id, fn) DECLARE_EVENT_TABLE_ENTRY( wxEVT_COMMAND_LIST_COL_CLICK, id, -1, (wxObjectEventFunction) (wxEventFunction) (wxListEventFunction) & fn, NULL ),
363#define EVT_LIST_ITEM_RIGHT_CLICK(id, fn) DECLARE_EVENT_TABLE_ENTRY( wxEVT_COMMAND_LIST_ITEM_RIGHT_CLICK, id, -1, (wxObjectEventFunction) (wxEventFunction) (wxListEventFunction) & fn, (wxObject *) NULL ),
364#define EVT_LIST_ITEM_MIDDLE_CLICK(id, fn) DECLARE_EVENT_TABLE_ENTRY( wxEVT_COMMAND_LIST_ITEM_MIDDLE_CLICK, id, -1, (wxObjectEventFunction) (wxEventFunction) (wxListEventFunction) & fn, (wxObject *) NULL ),
365#define EVT_LIST_ITEM_ACTIVATED(id, fn) DECLARE_EVENT_TABLE_ENTRY( wxEVT_COMMAND_LIST_ITEM_ACTIVATED, id, -1, (wxObjectEventFunction) (wxEventFunction) (wxListEventFunction) & fn, (wxObject *) NULL ),
86f975a8 366
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367#endif // wxUSE_LISTCTRL
368
c801d85f 369#endif
34138703 370 // _WX_LISTCTRL_H_BASE_