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Increase the number of visible OS X combo items.
[wxWidgets.git] / src / x11 / cursor.cpp
1 /////////////////////////////////////////////////////////////////////////////
2 // Name: src/x11/cursor.cpp
3 // Purpose: wxCursor class
4 // Author: Julian Smart
5 // Modified by:
6 // Created: 17/09/98
7 // Copyright: (c) Julian Smart
8 // Licence: wxWindows licence
9 /////////////////////////////////////////////////////////////////////////////
10
11 // For compilers that support precompilation, includes "wx.h".
12 #include "wx/wxprec.h"
13
14 #include "wx/cursor.h"
15
16 #ifndef WX_PRECOMP
17 #include "wx/app.h"
18 #include "wx/utils.h"
19 #include "wx/icon.h"
20 #include "wx/gdicmn.h"
21 #include "wx/image.h"
22 #endif
23
24 #include "wx/x11/private.h"
25
26 #if !wxUSE_NANOX
27 #include <X11/cursorfont.h>
28 #endif
29
30 //-----------------------------------------------------------------------------
31 // wxCursor
32 //-----------------------------------------------------------------------------
33
34 class wxCursorRefData: public wxGDIRefData
35 {
36 public:
37
38 wxCursorRefData();
39 virtual ~wxCursorRefData();
40
41 WXCursor m_cursor;
42 WXDisplay *m_display;
43
44 private:
45 // There is no way to copy m_cursor so we can't implement a copy ctor
46 // properly.
47 wxDECLARE_NO_COPY_CLASS(wxCursorRefData);
48 };
49
50 wxCursorRefData::wxCursorRefData()
51 {
52 m_cursor = NULL;
53 m_display = NULL;
54 }
55
56 wxCursorRefData::~wxCursorRefData()
57 {
58 if (m_cursor)
59 XFreeCursor( (Display*) m_display, (Cursor) m_cursor );
60 }
61
62 //-----------------------------------------------------------------------------
63
64 #define M_CURSORDATA ((wxCursorRefData *)m_refData)
65
66 IMPLEMENT_DYNAMIC_CLASS(wxCursor,wxObject)
67
68 wxCursor::wxCursor()
69 {
70
71 }
72
73 void wxCursor::InitFromStock( wxStockCursor cursorId )
74 {
75 m_refData = new wxCursorRefData();
76
77 #if wxUSE_NANOX
78 // TODO Create some standard cursors from bitmaps.
79
80
81 #else
82 // !wxUSE_NANOX
83
84 M_CURSORDATA->m_display = wxGlobalDisplay();
85 wxASSERT_MSG( M_CURSORDATA->m_display, wxT("No display") );
86
87 int x_cur = XC_left_ptr;
88 switch (cursorId)
89 {
90 case wxCURSOR_DEFAULT: x_cur = XC_left_ptr; break;
91 case wxCURSOR_HAND: x_cur = XC_hand1; break;
92 case wxCURSOR_CROSS: x_cur = XC_crosshair; break;
93 case wxCURSOR_SIZEWE: x_cur = XC_sb_h_double_arrow; break;
94 case wxCURSOR_SIZENS: x_cur = XC_sb_v_double_arrow; break;
95 case wxCURSOR_ARROWWAIT:
96 case wxCURSOR_WAIT:
97 case wxCURSOR_WATCH: x_cur = XC_watch; break;
98 case wxCURSOR_SIZING: x_cur = XC_sizing; break;
99 case wxCURSOR_SPRAYCAN: x_cur = XC_spraycan; break;
100 case wxCURSOR_IBEAM: x_cur = XC_xterm; break;
101 case wxCURSOR_PENCIL: x_cur = XC_pencil; break;
102 case wxCURSOR_NO_ENTRY: x_cur = XC_pirate; break;
103 case wxCURSOR_SIZENWSE:
104 case wxCURSOR_SIZENESW: x_cur = XC_fleur; break;
105 case wxCURSOR_QUESTION_ARROW: x_cur = XC_question_arrow; break;
106 case wxCURSOR_PAINT_BRUSH: x_cur = XC_spraycan; break;
107 case wxCURSOR_MAGNIFIER: x_cur = XC_plus; break;
108 case wxCURSOR_CHAR: x_cur = XC_xterm; break;
109 case wxCURSOR_LEFT_BUTTON: x_cur = XC_leftbutton; break;
110 case wxCURSOR_MIDDLE_BUTTON: x_cur = XC_middlebutton; break;
111 case wxCURSOR_RIGHT_BUTTON: x_cur = XC_rightbutton; break;
112 case wxCURSOR_BULLSEYE: x_cur = XC_target; break;
113
114 case wxCURSOR_POINT_LEFT: x_cur = XC_sb_left_arrow; break;
115 case wxCURSOR_POINT_RIGHT: x_cur = XC_sb_right_arrow; break;
116 /*
117 case wxCURSOR_DOUBLE_ARROW: x_cur = XC_double_arrow; break;
118 case wxCURSOR_CROSS_REVERSE: x_cur = XC_cross_reverse; break;
119 case wxCURSOR_BASED_ARROW_UP: x_cur = XC_based_arrow_up; break;
120 case wxCURSOR_BASED_ARROW_DOWN: x_cur = XC_based_arrow_down; break;
121 */
122 default:
123 wxFAIL_MSG(wxT("unsupported cursor type"));
124 // will use the standard one
125 }
126
127 M_CURSORDATA->m_cursor = (WXCursor) XCreateFontCursor( (Display*) M_CURSORDATA->m_display, x_cur );
128 #endif
129 }
130
131 wxCursor::wxCursor(const wxString& WXUNUSED(name),
132 wxBitmapType WXUNUSED(type),
133 int WXUNUSED(hotSpotX), int WXUNUSED(hotSpotY))
134 {
135 wxFAIL_MSG( wxT("wxCursor creation from file not yet implemented") );
136 }
137
138 #if wxUSE_IMAGE
139 wxCursor::wxCursor( const wxImage & WXUNUSED(image) )
140 {
141 wxFAIL_MSG( wxT("wxCursor creation from wxImage not yet implemented") );
142 }
143 #endif
144
145 wxCursor::~wxCursor()
146 {
147 }
148
149 wxGDIRefData *wxCursor::CreateGDIRefData() const
150 {
151 return new wxCursorRefData;
152 }
153
154 wxGDIRefData *
155 wxCursor::CloneGDIRefData(const wxGDIRefData * WXUNUSED(data)) const
156 {
157 wxFAIL_MSG( wxS("Cloning cursors is not implemented in wxX11.") );
158
159 return new wxCursorRefData;
160 }
161
162 WXCursor wxCursor::GetCursor() const
163 {
164 return M_CURSORDATA->m_cursor;
165 }
166
167 //-----------------------------------------------------------------------------
168 // busy cursor routines
169 //-----------------------------------------------------------------------------
170
171 /* extern */ wxCursor g_globalCursor;
172
173 static wxCursor gs_savedCursor;
174 static int gs_busyCount = 0;
175
176 const wxCursor &wxBusyCursor::GetStoredCursor()
177 {
178 return gs_savedCursor;
179 }
180
181 const wxCursor wxBusyCursor::GetBusyCursor()
182 {
183 return wxCursor(wxCURSOR_WATCH);
184 }
185
186 void wxEndBusyCursor()
187 {
188 if (--gs_busyCount > 0)
189 return;
190
191 wxSetCursor( gs_savedCursor );
192 gs_savedCursor = wxNullCursor;
193
194 if (wxTheApp)
195 wxTheApp->ProcessIdle();
196 }
197
198 void wxBeginBusyCursor( const wxCursor *WXUNUSED(cursor) )
199 {
200 if (gs_busyCount++ > 0)
201 return;
202
203 wxASSERT_MSG( !gs_savedCursor.IsOk(),
204 wxT("forgot to call wxEndBusyCursor, will leak memory") );
205
206 gs_savedCursor = g_globalCursor;
207
208 wxSetCursor( wxCursor(wxCURSOR_WATCH) );
209
210 if (wxTheApp)
211 wxTheApp->ProcessIdle();
212 }
213
214 bool wxIsBusy()
215 {
216 return gs_busyCount > 0;
217 }
218
219 void wxSetCursor( const wxCursor& cursor )
220 {
221 g_globalCursor = cursor;
222 }