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32b8ec41 1/////////////////////////////////////////////////////////////////////////////
127eab18 2// Name: src/mgl/cursor.cpp
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3// Purpose:
4// Author: Vaclav Slavik
5// Id: $Id$
99ee04b9 6// Copyright: (c) 2001-2002 SciTech Software, Inc. (www.scitechsoft.com)
65571936 7// Licence: wxWindows licence
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8/////////////////////////////////////////////////////////////////////////////
9
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10// For compilers that support precompilation, includes "wx.h".
11#include "wx/wxprec.h"
12
13#ifdef __BORLANDC__
14 #pragma hdrstop
15#endif
16
17#include "wx/cursor.h"
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18
19#ifndef WX_PRECOMP
20 #include "wx/intl.h"
e4db172a 21 #include "wx/log.h"
de6185e2 22 #include "wx/utils.h"
df69528b 23 #include "wx/hashmap.h"
02761f6c 24 #include "wx/module.h"
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25#endif
26
ef344ff8 27#include "wx/mgl/private.h"
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28
29
30//-----------------------------------------------------------------------------
31// wxCursor
32//-----------------------------------------------------------------------------
33
34class wxCursorRefData: public wxObjectRefData
35{
36 public:
37
38 wxCursorRefData();
d3c7fc99 39 virtual ~wxCursorRefData();
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40
41 MGLCursor *m_cursor;
42};
43
44wxCursorRefData::wxCursorRefData()
45{
d3b9f782 46 m_cursor = NULL;
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47}
48
49wxCursorRefData::~wxCursorRefData()
50{
51 delete m_cursor;
52}
53
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54#define M_CURSORDATA ((wxCursorRefData *)m_refData)
55
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56//-----------------------------------------------------------------------------
57
dac7d53a 58WX_DECLARE_HASH_MAP(int, wxCursor, wxIntegerHash, wxIntegerEqual, wxCursorsHash);
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59
60static wxCursorsHash *gs_cursorsHash = NULL;
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61
62IMPLEMENT_DYNAMIC_CLASS(wxCursor,wxObject)
63
64wxCursor::wxCursor()
65{
66}
67
0ef5b1da 68void wxCursor::InitFromStock(wxStockCursor cursorId)
32b8ec41 69{
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70 if ( !gs_cursorsHash )
71 gs_cursorsHash = new wxCursorsHash;
72
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73 if ( gs_cursorsHash->find(cursorId) != gs_cursorsHash->end() )
74 {
75 wxLogTrace(_T("mglcursor"), _T("cursor id %i fetched from cache"), cursorId);
76 *this = (*gs_cursorsHash)[cursorId];
77 return;
78 }
79
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80 const char *cursorname = NULL;
81 m_refData = new wxCursorRefData();
82
83 switch (cursorId)
84 {
85 case wxCURSOR_ARROW: cursorname = "arrow.cur"; break;
a7c8e710 86 case wxCURSOR_RIGHT_ARROW: cursorname = "rightarr.cur"; break;
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87 case wxCURSOR_BULLSEYE: cursorname = "bullseye.cur"; break;
88 case wxCURSOR_CHAR: cursorname = "char.cur"; break;
89 case wxCURSOR_CROSS: cursorname = "cross.cur"; break;
90 case wxCURSOR_HAND: cursorname = "hand.cur"; break;
91 case wxCURSOR_IBEAM: cursorname = "ibeam.cur"; break;
92 case wxCURSOR_LEFT_BUTTON: cursorname = "leftbtn.cur"; break;
93 case wxCURSOR_MAGNIFIER: cursorname = "magnif1.cur"; break;
94 case wxCURSOR_MIDDLE_BUTTON: cursorname = "midbtn.cur"; break;
95 case wxCURSOR_NO_ENTRY: cursorname = "noentry.cur"; break;
96 case wxCURSOR_PAINT_BRUSH: cursorname = "pbrush.cur"; break;
97 case wxCURSOR_PENCIL: cursorname = "pencil.cur"; break;
98 case wxCURSOR_POINT_LEFT: cursorname = "pntleft.cur"; break;
99 case wxCURSOR_POINT_RIGHT: cursorname = "pntright.cur"; break;
100 case wxCURSOR_QUESTION_ARROW: cursorname = "query.cur"; break;
101 case wxCURSOR_RIGHT_BUTTON: cursorname = "rightbtn.cur"; break;
102 case wxCURSOR_SIZENESW: cursorname = "sizenesw.cur"; break;
103 case wxCURSOR_SIZENS: cursorname = "sizens.cur"; break;
104 case wxCURSOR_SIZENWSE: cursorname = "sizenwse.cur"; break;
105 case wxCURSOR_SIZEWE: cursorname = "sizewe.cur"; break;
106 case wxCURSOR_SIZING: cursorname = "size.cur"; break;
107 case wxCURSOR_SPRAYCAN: cursorname = "spraycan.cur"; break;
108 case wxCURSOR_WAIT: cursorname = "wait.cur"; break;
109 case wxCURSOR_WATCH: cursorname = "clock.cur"; break;
110 case wxCURSOR_BLANK: cursorname = "blank.cur"; break;
111
112 case wxCURSOR_NONE:
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113 *this = wxNullCursor;
114 return;
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115
116 default:
117 wxFAIL_MSG(wxT("unsupported cursor type"));
118 break;
119 }
127eab18 120
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121 M_CURSORDATA->m_cursor = new MGLCursor(cursorname);
122
123 // if we cannot load arrow cursor, use MGL's default arrow cursor:
124 if ( !M_CURSORDATA->m_cursor->valid() && cursorId == wxCURSOR_ARROW )
125 {
126 delete M_CURSORDATA->m_cursor;
127 M_CURSORDATA->m_cursor = new MGLCursor(MGL_DEF_CURSOR);
128 }
127eab18 129
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130 if ( !M_CURSORDATA->m_cursor->valid() )
131 {
132 wxLogError(_("Couldn't create cursor."));
133 UnRef();
134 }
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135 else
136 {
137 (*gs_cursorsHash)[cursorId] = *this;
127eab18 138 wxLogTrace(_T("mglcursor"), _T("cursor id %i added to cache (%s)"),
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139 cursorId, cursorname);
140 }
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141}
142
32b8ec41 143wxCursor::wxCursor(const wxString& cursor_file,
0ef5b1da 144 wxBitmapType type,
127eab18 145 int WXUNUSED(hotSpotX), int WXUNUSED(hotSpotY))
32b8ec41 146{
0ef5b1da 147 if ( type == wxBITMAP_TYPE_CUR || type == wxBITMAP_TYPE_CUR_RESOURCE )
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148 {
149 m_refData = new wxCursorRefData();
150 M_CURSORDATA->m_cursor = new MGLCursor(cursor_file.mb_str());
151 if ( !M_CURSORDATA->m_cursor->valid() )
152 {
153 wxLogError(_("Couldn't create cursor."));
154 UnRef();
155 }
156 }
157 else
158 {
159 wxLogError(wxT("Cannot load cursor resource of this type."));
160 }
161}
162
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163wxCursor::~wxCursor()
164{
165 // wxObject unrefs data
166}
167
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168MGLCursor *wxCursor::GetMGLCursor() const
169{
170 return M_CURSORDATA->m_cursor;
171}
172
173
174
175// ----------------------------------------------------------------------------
176// Global cursor setting
177// ----------------------------------------------------------------------------
178
5fd1ea32 179static wxCursor gs_globalCursor = wxNullCursor;
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180
181void wxSetCursor(const wxCursor& cursor)
182{
183 if ( cursor.Ok() )
184 {
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185 if ( g_winMng )
186 MGL_wmSetGlobalCursor(g_winMng, *cursor.GetMGLCursor());
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187 gs_globalCursor = cursor;
188 }
189 else
190 {
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191 if ( g_winMng )
192 MGL_wmSetGlobalCursor(g_winMng, NULL);
127eab18 193 gs_globalCursor = wxNullCursor;
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194 }
195}
196
197
198
199//-----------------------------------------------------------------------------
200// busy cursor routines
201//-----------------------------------------------------------------------------
202
ef344ff8 203static wxCursor gs_savedCursor = wxNullCursor;
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204static int gs_busyCount = 0;
205
206const wxCursor &wxBusyCursor::GetStoredCursor()
207{
208 return gs_savedCursor;
209}
210
211const wxCursor wxBusyCursor::GetBusyCursor()
212{
5fd1ea32 213 return gs_globalCursor;
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214}
215
216void wxEndBusyCursor()
217{
218 if ( --gs_busyCount > 0 ) return;
219
220 wxSetCursor(gs_savedCursor);
221 gs_savedCursor = wxNullCursor;
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222}
223
f516d986 224void wxBeginBusyCursor(const wxCursor *cursor)
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225{
226 if ( gs_busyCount++ > 0 ) return;
227
228 wxASSERT_MSG( !gs_savedCursor.Ok(),
229 wxT("forgot to call wxEndBusyCursor, will leak memory") );
230
5fd1ea32 231 gs_savedCursor = gs_globalCursor;
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232 if ( cursor->Ok() )
233 wxSetCursor(*cursor);
234 else
235 wxSetCursor(wxCursor(wxCURSOR_WAIT));
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236}
237
238bool wxIsBusy()
239{
240 return (gs_busyCount > 0);
241}
242
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243
244
245//-----------------------------------------------------------------------------
246// module - clean up code
247//-----------------------------------------------------------------------------
248
249class wxCursorModule : public wxModule
250{
251public:
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252 virtual bool OnInit() { return true; }
253
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254 virtual void OnExit()
255 {
256 wxDELETE(gs_cursorsHash);
257 }
258
259private:
260 DECLARE_DYNAMIC_CLASS(wxCursorModule)
261};
262
263IMPLEMENT_DYNAMIC_CLASS(wxCursorModule, wxModule)