/[pcsx2_0.9.7]/branch/r3113_0.9.7_beta/3rdparty/wxWidgets/src/msw/caret.cpp
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Contents of /branch/r3113_0.9.7_beta/3rdparty/wxWidgets/src/msw/caret.cpp

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Revision 32 - (show annotations) (download)
Tue Sep 7 03:29:01 2010 UTC (9 years, 11 months ago) by william
File size: 5085 byte(s)
branching from upstream revision (http://pcsx2.googlecode.com/svn/trunk
): r3113 to
https://svn.netsolutions.dnsalias.com/websvn/ps2/pcsx2/pcsx2_0.9.7/branch/r3113_0.9.7_beta
1 ///////////////////////////////////////////////////////////////////////////////
2 // Name: msw/caret.cpp
3 // Purpose: MSW implementation of wxCaret
4 // Author: Vadim Zeitlin
5 // Modified by:
6 // Created: 23.05.99
7 // RCS-ID: $Id: caret.cpp 35650 2005-09-23 12:56:45Z MR $
8 // Copyright: (c) wxWidgets team
9 // Licence: wxWindows licence
10 ///////////////////////////////////////////////////////////////////////////////
11
12 // ===========================================================================
13 // declarations
14 // ===========================================================================
15
16 // ---------------------------------------------------------------------------
17 // headers
18 // ---------------------------------------------------------------------------
19
20 // For compilers that support precompilation, includes "wx.h".
21 #include "wx/wxprec.h"
22
23 #ifdef __BORLANDC__
24 #pragma hdrstop
25 #endif
26
27 #ifndef WX_PRECOMP
28 #include "wx/window.h"
29 #include "wx/log.h"
30 #endif // WX_PRECOMP
31
32 #include "wx/caret.h"
33
34 #if wxUSE_CARET
35
36 #include "wx/msw/private.h"
37
38 // ---------------------------------------------------------------------------
39 // macros
40 // ---------------------------------------------------------------------------
41
42 #define CALL_CARET_API(api, args) \
43 if ( !api args ) \
44 wxLogLastError(_T(#api))
45
46 // ===========================================================================
47 // implementation
48 // ===========================================================================
49
50 // ---------------------------------------------------------------------------
51 // blink time
52 // ---------------------------------------------------------------------------
53
54 //static
55 int wxCaretBase::GetBlinkTime()
56 {
57 int blinkTime = ::GetCaretBlinkTime();
58 if ( !blinkTime )
59 {
60 wxLogLastError(wxT("GetCaretBlinkTime"));
61 }
62
63 return blinkTime;
64 }
65
66 //static
67 void wxCaretBase::SetBlinkTime(int milliseconds)
68 {
69 CALL_CARET_API(SetCaretBlinkTime, (milliseconds));
70 }
71
72 // ---------------------------------------------------------------------------
73 // creating/destroying the caret
74 // ---------------------------------------------------------------------------
75
76 bool wxCaret::MSWCreateCaret()
77 {
78 wxASSERT_MSG( GetWindow(), wxT("caret without window cannot be created") );
79 wxASSERT_MSG( IsOk(), wxT("caret of zero size cannot be created") );
80
81 if ( !m_hasCaret )
82 {
83 CALL_CARET_API(CreateCaret, (GetWinHwnd(GetWindow()), 0,
84 m_width, m_height));
85
86 m_hasCaret = true;
87 }
88
89 return m_hasCaret;
90 }
91
92 void wxCaret::OnSetFocus()
93 {
94 if ( m_countVisible > 0 )
95 {
96 if ( MSWCreateCaret() )
97 {
98 // the caret was recreated but it doesn't remember its position and
99 // it's not shown
100
101 DoMove();
102 DoShow();
103 }
104 }
105 //else: caret is invisible, don't waste time creating it
106 }
107
108 void wxCaret::OnKillFocus()
109 {
110 if ( m_hasCaret )
111 {
112 m_hasCaret = false;
113
114 CALL_CARET_API(DestroyCaret, ());
115 }
116 }
117
118 // ---------------------------------------------------------------------------
119 // showing/hiding the caret
120 // ---------------------------------------------------------------------------
121
122 void wxCaret::DoShow()
123 {
124 wxASSERT_MSG( GetWindow(), wxT("caret without window cannot be shown") );
125 wxASSERT_MSG( IsOk(), wxT("caret of zero size cannot be shown") );
126
127 // we might not have created the caret yet if we had got the focus first
128 // and the caret was shown later - so do it now if we have the focus but
129 // not the caret
130 if ( !m_hasCaret && (wxWindow::FindFocus() == GetWindow()) )
131 {
132 if ( MSWCreateCaret() )
133 {
134 DoMove();
135 }
136 }
137
138 if ( m_hasCaret )
139 {
140 CALL_CARET_API(ShowCaret, (GetWinHwnd(GetWindow())));
141 }
142 //else: will be shown when we get the focus
143 }
144
145 void wxCaret::DoHide()
146 {
147 if ( m_hasCaret )
148 {
149 CALL_CARET_API(HideCaret, (GetWinHwnd(GetWindow())));
150 }
151 }
152
153 // ---------------------------------------------------------------------------
154 // moving the caret
155 // ---------------------------------------------------------------------------
156
157 void wxCaret::DoMove()
158 {
159 if ( m_hasCaret )
160 {
161 wxASSERT_MSG( wxWindow::FindFocus() == GetWindow(),
162 wxT("how did we lose focus?") );
163
164 // for compatibility with the generic version, the coordinates are
165 // client ones
166 wxPoint pt = GetWindow()->GetClientAreaOrigin();
167 CALL_CARET_API(SetCaretPos, (m_x + pt.x, m_y + pt.y));
168 }
169 //else: we don't have caret right now, nothing to do (this does happen)
170 }
171
172
173 // ---------------------------------------------------------------------------
174 // resizing the caret
175 // ---------------------------------------------------------------------------
176
177 void wxCaret::DoSize()
178 {
179 if ( m_hasCaret )
180 {
181 m_hasCaret = false;
182 CALL_CARET_API(DestroyCaret, ());
183 MSWCreateCaret();
184 OnSetFocus();
185 }
186 }
187
188 #endif

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