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[wxWidgets.git] / include / wx / gdicmn.h
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1/////////////////////////////////////////////////////////////////////////////
2// Name: gdicmn.h
3// Purpose: Common GDI classes, types and declarations
4// Author: Julian Smart
5// Modified by:
6// Created: 01/02/97
7// RCS-ID: $Id$
8// Copyright: (c)
f03fc89f 9// Licence: wxWindows licence
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10/////////////////////////////////////////////////////////////////////////////
11
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12#ifndef _WX_GDICMNH__
13#define _WX_GDICMNH__
c801d85f 14
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15// ---------------------------------------------------------------------------
16// headers
17// ---------------------------------------------------------------------------
18
c801d85f 19#ifdef __GNUG__
f03fc89f 20 #pragma interface "gdicmn.h"
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21#endif
22
23#include "wx/object.h"
24#include "wx/list.h"
25#include "wx/hash.h"
34138703 26#include "wx/string.h"
c801d85f 27#include "wx/setup.h"
34138703 28#include "wx/colour.h"
c801d85f 29
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30// ---------------------------------------------------------------------------
31// forward declarations
32// ---------------------------------------------------------------------------
33
34class WXDLLEXPORT wxBitmap;
35class WXDLLEXPORT wxBrush;
36class WXDLLEXPORT wxColour;
37class WXDLLEXPORT wxCursor;
38class WXDLLEXPORT wxFont;
39class WXDLLEXPORT wxIcon;
40class WXDLLEXPORT wxPalette;
41class WXDLLEXPORT wxPen;
42class WXDLLEXPORT wxRegion;
43class WXDLLEXPORT wxString;
44
45// ---------------------------------------------------------------------------
46// constants
47// ---------------------------------------------------------------------------
48
49// Bitmap flags
50enum
51{
52 wxBITMAP_TYPE_BMP = 1,
53 wxBITMAP_TYPE_BMP_RESOURCE,
54 wxBITMAP_TYPE_RESOURCE = wxBITMAP_TYPE_BMP_RESOURCE,
55 wxBITMAP_TYPE_ICO,
56 wxBITMAP_TYPE_ICO_RESOURCE,
57 wxBITMAP_TYPE_CUR,
58 wxBITMAP_TYPE_CUR_RESOURCE,
59 wxBITMAP_TYPE_XBM,
60 wxBITMAP_TYPE_XBM_DATA,
61 wxBITMAP_TYPE_XPM,
62 wxBITMAP_TYPE_XPM_DATA,
63 wxBITMAP_TYPE_TIF,
64 wxBITMAP_TYPE_TIF_RESOURCE,
65 wxBITMAP_TYPE_GIF,
66 wxBITMAP_TYPE_GIF_RESOURCE,
67 wxBITMAP_TYPE_PNG,
68 wxBITMAP_TYPE_PNG_RESOURCE,
69 wxBITMAP_TYPE_JPEG,
70 wxBITMAP_TYPE_JPEG_RESOURCE,
71 wxBITMAP_TYPE_ANY = 50
72};
73
c801d85f 74// Standard cursors
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75enum wxStockCursor
76{
77 wxCURSOR_NONE, // should be 0
78 wxCURSOR_ARROW,
79 wxCURSOR_BULLSEYE,
80 wxCURSOR_CHAR,
81 wxCURSOR_CROSS,
82 wxCURSOR_HAND,
83 wxCURSOR_IBEAM,
84 wxCURSOR_LEFT_BUTTON,
85 wxCURSOR_MAGNIFIER,
86 wxCURSOR_MIDDLE_BUTTON,
87 wxCURSOR_NO_ENTRY,
88 wxCURSOR_PAINT_BRUSH,
89 wxCURSOR_PENCIL,
90 wxCURSOR_POINT_LEFT,
91 wxCURSOR_POINT_RIGHT,
92 wxCURSOR_QUESTION_ARROW,
93 wxCURSOR_RIGHT_BUTTON,
94 wxCURSOR_SIZENESW,
95 wxCURSOR_SIZENS,
96 wxCURSOR_SIZENWSE,
97 wxCURSOR_SIZEWE,
98 wxCURSOR_SIZING,
99 wxCURSOR_SPRAYCAN,
100 wxCURSOR_WAIT,
101 wxCURSOR_WATCH,
102 wxCURSOR_BLANK,
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103#ifdef __WXGTK__
104 wxCURSOR_DEFAULT, // standard X11 cursor
105#endif
c801d85f 106#ifdef __X__
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107 // Not yet implemented for Windows
108 wxCURSOR_CROSS_REVERSE,
109 wxCURSOR_DOUBLE_ARROW,
110 wxCURSOR_BASED_ARROW_UP,
ea804aad 111 wxCURSOR_BASED_ARROW_DOWN,
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112#endif // X11
113
114 wxCURSOR_MAX
115};
116
117// ---------------------------------------------------------------------------
118// macros
119// ---------------------------------------------------------------------------
120
121/* Useful macro for creating icons portably, for example:
122
123 wxIcon *icon = new wxICON(mondrian);
124
125 expands into:
126
127 wxIcon *icon = new wxIcon("mondrian"); // On wxMSW
128 wxIcon *icon = new wxIcon(mondrian_xpm); // On wxGTK
129 */
130
131#ifdef __WXMSW__
132 // Load from a resource
133 #define wxICON(X) wxIcon("" #X "")
134#elif defined(__WXGTK__)
135 // Initialize from an included XPM
136 #define wxICON(X) wxIcon( (const char**) X##_xpm )
137#elif defined(__WXMOTIF__)
138 // Initialize from an included XPM
139 #define wxICON(X) wxIcon( X##_xpm )
140#else
141 // This will usually mean something on any platform
142 #define wxICON(X) wxIcon("" #X "")
143#endif // platform
144
145// ===========================================================================
146// classes
147// ===========================================================================
c801d85f 148
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149// ---------------------------------------------------------------------------
150// wxSize
151// ---------------------------------------------------------------------------
6a6c0a8b 152class WXDLLEXPORT wxSize
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153{
154public:
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155 // members are public for compatibility (don't use them directly,
156 // especially that there names were chosen very unfortunately - they should
157 // have been called width and height)
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158 long x;
159 long y;
160
161 // constructors
162 wxSize() { x = y = 0; }
163 wxSize(long xx, long yy) { Set(xx, yy); }
164
165 // no copy ctor or assignment operator - the defaults are ok
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166 bool operator==(const wxSize& sz) const { return x == sz.x && y == sz.y; }
167
168 // FIXME are these really useful? If they're, we should have += &c as well
169 wxSize operator+(const wxSize& sz) { return wxSize(x + sz.x, y + sz.y); }
170 wxSize operator-(const wxSize& sz) { return wxSize(x - sz.x, y - sz.y); }
171
cc775580 172 // accessors
f03fc89f 173 void Set(long xx, long yy) { x = xx; y = yy; }
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174 void SetWidth(long w) { x = w; }
175 void SetHeight(long h) { y = h; }
176
177 long GetWidth() const { return x; }
178 long GetHeight() const { return y; }
f03fc89f 179
cc775580 180 // compatibility
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181 long GetX() const { return x; }
182 long GetY() const { return y; }
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183};
184
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185// ---------------------------------------------------------------------------
186// Point classes: with real or integer coordinates
187// ---------------------------------------------------------------------------
764a3a49 188
6a6c0a8b 189class WXDLLEXPORT wxRealPoint
c801d85f 190{
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191public:
192 double x;
193 double y;
194
195 wxRealPoint() { x = y = 0.0; };
196 wxRealPoint(double xx, double yy) { x = xx; y = yy; };
197
198 wxRealPoint operator+(const wxRealPoint& pt) { return wxRealPoint(x + pt.x, y + pt.y); }
199 wxRealPoint operator-(const wxRealPoint& pt) { return wxRealPoint(x - pt.x, y - pt.y); }
200
201 bool operator==(const wxRealPoint& pt) const { return x == pt.x && y == pt.y; }
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202};
203
6a6c0a8b 204class WXDLLEXPORT wxPoint
c801d85f 205{
f03fc89f 206public:
2049ba38 207#if defined(__WXMSW__) && !defined(__WIN32__)
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208 int x;
209 int y;
6a6c0a8b 210#else
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211 long x;
212 long y;
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213#endif
214
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215 wxPoint() { x = y = 0; };
216 wxPoint(long xx, long yy) { x = xx; y = yy; };
217
218 // no copy ctor or assignment operator - the defaults are ok
6a6c0a8b 219
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220 // comparison
221 bool operator==(const wxPoint& p) const { return x == p.x && y == p.y; }
222 bool operator!=(const wxPoint& p) const { return !(*this == p); }
223
224 // arithmetic operations (component wise)
225 wxPoint operator+(const wxPoint& p) { return wxPoint(x + p.x, y + p.y); }
226 wxPoint operator-(const wxPoint& p) { return wxPoint(x - p.x, y - p.y); }
f03fc89f 227
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228 wxPoint& operator+=(const wxPoint& p) { x += p.x; y += p.y; return *this; }
229 wxPoint& operator-=(const wxPoint& p) { x -= p.x; y -= p.y; return *this; }
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230};
231
232#if WXWIN_COMPATIBILITY
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233 #define wxIntPoint wxPoint
234 #define wxRectangle wxRect
235#endif // WXWIN_COMPATIBILITY
236
237// ---------------------------------------------------------------------------
238// wxRect
239// ---------------------------------------------------------------------------
c801d85f 240
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241class WXDLLEXPORT wxRect
242{
c801d85f 243public:
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244 wxRect() { x = y = width = height = 0; }
245 wxRect(long xx, long yy, long ww, long hh)
246 { x = xx; y = yy; width = ww; height = hh; }
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247 wxRect(const wxPoint& topLeft, const wxPoint& bottomRight);
248 wxRect(const wxPoint& pos, const wxSize& size);
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249
250 // default copy ctor and assignment operators ok
c801d85f 251
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252 long GetX() const { return x; }
253 void SetX(long xx) { x = xx; }
c801d85f 254
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255 long GetY() const { return y; }
256 void SetY(long yy) { y = yy; }
c801d85f 257
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258 long GetWidth() const { return width; }
259 void SetWidth(long w) { width = w; }
c801d85f 260
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261 long GetHeight() const { return height; }
262 void SetHeight(long h) { height = h; }
263
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264 wxPoint GetPosition() const { return wxPoint(x, y); }
265 wxSize GetSize() const { return wxSize(width, height); }
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266
267 long GetLeft() const { return x; }
268 long GetTop() const { return y; }
269 long GetBottom() const { return y + height; }
270 long GetRight() const { return x + width; }
271
dcb44466 272
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273 bool operator==(const wxRect& rect) const;
274 bool operator!=(const wxRect& rect) const { return !(*this == rect); }
f03fc89f 275
7742598f 276 bool Inside(int cx, int cy) const;
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277 wxRect operator + (const wxRect& rect) const;
278 const wxRect& operator += (const wxRect& rect);
7742598f 279
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280public:
281 long x, y, width, height;
282};
c801d85f 283
f03fc89f 284// ---------------------------------------------------------------------------
c801d85f 285// Management of pens, brushes and fonts
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286// ---------------------------------------------------------------------------
287
288class WXDLLEXPORT wxPenList : public wxList
c801d85f 289{
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290 DECLARE_DYNAMIC_CLASS(wxPenList)
291
292public:
293 wxPenList() { }
294 ~wxPenList();
295
296 void AddPen(wxPen *pen);
297 void RemovePen(wxPen *pen);
298 wxPen *FindOrCreatePen(const wxColour& colour, int width, int style);
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299};
300
f03fc89f 301class WXDLLEXPORT wxBrushList : public wxList
c801d85f 302{
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303 DECLARE_DYNAMIC_CLASS(wxBrushList)
304
305public:
306 wxBrushList() { }
307 ~wxBrushList();
308
309 void AddBrush(wxBrush *brush);
310 void RemoveBrush(wxBrush *brush);
311 wxBrush *FindOrCreateBrush(const wxColour& colour, int style);
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312};
313
9d2f3c71 314WXDLLEXPORT_DATA(extern const wxChar*) wxEmptyString;
c801d85f 315
f03fc89f 316class WXDLLEXPORT wxFontList : public wxList
c801d85f 317{
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318 DECLARE_DYNAMIC_CLASS(wxFontList)
319
320public:
321 wxFontList() { }
322 ~wxFontList();
323
324 void AddFont(wxFont *font);
325 void RemoveFont(wxFont *font);
326 wxFont *FindOrCreateFont(int pointSize, int family, int style, int weight,
327 bool underline = FALSE,
328 const wxString& face = wxEmptyString);
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329};
330
f03fc89f 331class WXDLLEXPORT wxColourDatabase : public wxList
c801d85f 332{
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333 DECLARE_CLASS(wxColourDatabase)
334
335public:
336 wxColourDatabase(int type);
337 ~wxColourDatabase() ;
338
339 // Not const because it may add a name to the database
340 wxColour *FindColour(const wxString& colour) ;
341 wxString FindName(const wxColour& colour) const;
342 void Initialize();
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343};
344
f03fc89f 345class WXDLLEXPORT wxBitmapList : public wxList
c801d85f 346{
f03fc89f 347 DECLARE_DYNAMIC_CLASS(wxBitmapList)
c801d85f 348
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349public:
350 wxBitmapList();
351 ~wxBitmapList();
352
353 void AddBitmap(wxBitmap *bitmap);
354 void RemoveBitmap(wxBitmap *bitmap);
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355};
356
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357class WXDLLEXPORT wxResourceCache: public wxList
358{
359public:
360 wxResourceCache() { }
361 wxResourceCache(const unsigned int keyType) : wxList(keyType) { }
362 ~wxResourceCache();
363
364private:
365 DECLARE_DYNAMIC_CLASS(wxResourceCache)
366};
367
368// ---------------------------------------------------------------------------
369// global variables
370// ---------------------------------------------------------------------------
371
c801d85f 372// Lists of GDI objects
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373WXDLLEXPORT_DATA(extern wxPenList*) wxThePenList;
374WXDLLEXPORT_DATA(extern wxBrushList*) wxTheBrushList;
375WXDLLEXPORT_DATA(extern wxFontList*) wxTheFontList;
376WXDLLEXPORT_DATA(extern wxBitmapList*) wxTheBitmapList;
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377
378// Stock objects
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379WXDLLEXPORT_DATA(extern wxFont*) wxNORMAL_FONT;
380WXDLLEXPORT_DATA(extern wxFont*) wxSMALL_FONT;
381WXDLLEXPORT_DATA(extern wxFont*) wxITALIC_FONT;
382WXDLLEXPORT_DATA(extern wxFont*) wxSWISS_FONT;
383
384WXDLLEXPORT_DATA(extern wxPen*) wxRED_PEN;
385WXDLLEXPORT_DATA(extern wxPen*) wxCYAN_PEN;
386WXDLLEXPORT_DATA(extern wxPen*) wxGREEN_PEN;
387WXDLLEXPORT_DATA(extern wxPen*) wxBLACK_PEN;
388WXDLLEXPORT_DATA(extern wxPen*) wxWHITE_PEN;
389WXDLLEXPORT_DATA(extern wxPen*) wxTRANSPARENT_PEN;
390WXDLLEXPORT_DATA(extern wxPen*) wxBLACK_DASHED_PEN;
391WXDLLEXPORT_DATA(extern wxPen*) wxGREY_PEN;
392WXDLLEXPORT_DATA(extern wxPen*) wxMEDIUM_GREY_PEN;
393WXDLLEXPORT_DATA(extern wxPen*) wxLIGHT_GREY_PEN;
394
395WXDLLEXPORT_DATA(extern wxBrush*) wxBLUE_BRUSH;
396WXDLLEXPORT_DATA(extern wxBrush*) wxGREEN_BRUSH;
397WXDLLEXPORT_DATA(extern wxBrush*) wxWHITE_BRUSH;
398WXDLLEXPORT_DATA(extern wxBrush*) wxBLACK_BRUSH;
399WXDLLEXPORT_DATA(extern wxBrush*) wxGREY_BRUSH;
400WXDLLEXPORT_DATA(extern wxBrush*) wxMEDIUM_GREY_BRUSH;
401WXDLLEXPORT_DATA(extern wxBrush*) wxLIGHT_GREY_BRUSH;
402WXDLLEXPORT_DATA(extern wxBrush*) wxTRANSPARENT_BRUSH;
403WXDLLEXPORT_DATA(extern wxBrush*) wxCYAN_BRUSH;
404WXDLLEXPORT_DATA(extern wxBrush*) wxRED_BRUSH;
405
406WXDLLEXPORT_DATA(extern wxColour*) wxBLACK;
407WXDLLEXPORT_DATA(extern wxColour*) wxWHITE;
408WXDLLEXPORT_DATA(extern wxColour*) wxRED;
409WXDLLEXPORT_DATA(extern wxColour*) wxBLUE;
410WXDLLEXPORT_DATA(extern wxColour*) wxGREEN;
411WXDLLEXPORT_DATA(extern wxColour*) wxCYAN;
412WXDLLEXPORT_DATA(extern wxColour*) wxLIGHT_GREY;
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413
414// 'Null' objects
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415WXDLLEXPORT_DATA(extern wxBitmap) wxNullBitmap;
416WXDLLEXPORT_DATA(extern wxIcon) wxNullIcon;
417WXDLLEXPORT_DATA(extern wxCursor) wxNullCursor;
418WXDLLEXPORT_DATA(extern wxPen) wxNullPen;
419WXDLLEXPORT_DATA(extern wxBrush) wxNullBrush;
420WXDLLEXPORT_DATA(extern wxPalette) wxNullPalette;
421WXDLLEXPORT_DATA(extern wxFont) wxNullFont;
422WXDLLEXPORT_DATA(extern wxColour) wxNullColour;
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423
424// Stock cursors types
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425WXDLLEXPORT_DATA(extern wxCursor*) wxSTANDARD_CURSOR;
426WXDLLEXPORT_DATA(extern wxCursor*) wxHOURGLASS_CURSOR;
427WXDLLEXPORT_DATA(extern wxCursor*) wxCROSS_CURSOR;
428
429WXDLLEXPORT_DATA(extern wxColourDatabase*) wxTheColourDatabase;
430
431WXDLLEXPORT_DATA(extern const wxChar*) wxPanelNameStr;
c801d85f 432
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433WXDLLEXPORT_DATA(extern const wxSize) wxDefaultSize;
434WXDLLEXPORT_DATA(extern const wxPoint) wxDefaultPosition;
435
436// The list of objects which should be deleted
437WXDLLEXPORT_DATA(extern wxList) wxPendingDelete;
438
439// ---------------------------------------------------------------------------
440// global functions
441// ---------------------------------------------------------------------------
442
443// resource management
6a6c0a8b 444extern void WXDLLEXPORT wxInitializeStockObjects();
a3622daa 445extern void WXDLLEXPORT wxInitializeStockLists();
6a6c0a8b 446extern void WXDLLEXPORT wxDeleteStockObjects();
a3622daa 447extern void WXDLLEXPORT wxDeleteStockLists();
c801d85f 448
f03fc89f 449// is the display colour (or monochrome)?
6a6c0a8b 450extern bool WXDLLEXPORT wxColourDisplay();
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451
452// Returns depth of screen
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453extern int WXDLLEXPORT wxDisplayDepth();
454#define wxGetDisplayDepth wxDisplayDepth
c801d85f 455
f03fc89f 456// get the diaplay size
c801d85f 457extern void WXDLLEXPORT wxDisplaySize(int *width, int *height);
6a6c0a8b 458extern wxSize WXDLLEXPORT wxGetDisplaySize();
c801d85f 459
f03fc89f 460// set global cursor
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461extern void WXDLLEXPORT wxSetCursor(const wxCursor& cursor);
462
c801d85f 463#endif
34138703 464 // _WX_GDICMNH__