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1 | ///////////////////////////////////////////////////////////////////////////// | |
2 | // Name: stattext.cpp | |
3 | // Purpose: wxStaticText | |
4 | // Author: David Webster | |
5 | // Modified by: | |
6 | // Created: 10/17/99 | |
7 | // RCS-ID: $Id$ | |
8 | // Copyright: (c) David Webster | |
9 | // Licence: wxWindows licence | |
10 | ///////////////////////////////////////////////////////////////////////////// | |
11 | ||
12 | // For compilers that support precompilation, includes "wx.h". | |
13 | #include "wx/wxprec.h" | |
14 | ||
15 | #ifndef WX_PRECOMP | |
16 | #include "wx/event.h" | |
17 | #include "wx/app.h" | |
18 | #include "wx/brush.h" | |
19 | #include "wx/scrolwin.h" | |
20 | #endif | |
21 | ||
22 | #include "wx/stattext.h" | |
23 | #include "wx/os2/private.h" | |
24 | #include <stdio.h> | |
25 | ||
26 | IMPLEMENT_DYNAMIC_CLASS(wxStaticText, wxControl) | |
27 | ||
28 | bool wxStaticText::Create( | |
29 | wxWindow* pParent | |
30 | , wxWindowID vId | |
31 | , const wxString& rsLabel | |
32 | , const wxPoint& rPos | |
33 | , const wxSize& rSize | |
34 | , long lStyle | |
35 | , const wxString& rsName | |
36 | ) | |
37 | { | |
38 | SetName(rsName); | |
39 | if (pParent) | |
40 | pParent->AddChild(this); | |
41 | ||
42 | SetBackgroundColour(pParent->GetBackgroundColour()) ; | |
43 | SetForegroundColour(pParent->GetForegroundColour()) ; | |
44 | ||
45 | if ( vId == -1 ) | |
46 | m_windowId = (int)NewControlId(); | |
47 | else | |
48 | m_windowId = vId; | |
49 | ||
50 | int nX = rPos.x; | |
51 | int nY = rPos.y; | |
52 | int nWidth = rSize.x; | |
53 | int nHeight = rSize.y; | |
54 | ||
55 | m_windowStyle = lStyle; | |
56 | ||
57 | long lSstyle = 0L; | |
58 | ||
59 | lSstyle = WS_VISIBLE | SS_TEXT | DT_VCENTER | DT_MNEMONIC; | |
60 | if (m_windowStyle & wxALIGN_CENTRE) | |
61 | lSstyle |= DT_CENTER; | |
62 | else if (m_windowStyle & wxALIGN_RIGHT) | |
63 | lSstyle |= DT_RIGHT; | |
64 | else | |
65 | lSstyle |= DT_LEFT; | |
66 | ||
67 | wxString sLabel = ::wxPMTextToLabel(rsLabel); | |
68 | ||
69 | m_hWnd = (WXHWND)::WinCreateWindow( (HWND)GetHwndOf(pParent) // Parent window handle | |
70 | ,WC_STATIC // Window class | |
71 | ,(PSZ)sLabel.c_str() // Initial Text | |
72 | ,(ULONG)lSstyle // Style flags | |
73 | ,0L, 0L, 0L, 0L // Origin -- 0 size | |
74 | ,(HWND)GetHwndOf(pParent) // owner window handle (same as parent | |
75 | ,HWND_TOP // initial z position | |
76 | ,(ULONG)m_windowId // Window identifier | |
77 | ,NULL // no control data | |
78 | ,NULL // no Presentation parameters | |
79 | ); | |
80 | ||
81 | wxCHECK_MSG(m_hWnd, FALSE, wxT("Failed to create static ctrl")); | |
82 | ||
83 | wxColour vColour; | |
84 | ||
85 | vColour.Set(wxString(wxT("BLACK"))); | |
86 | ||
87 | LONG lColor = (LONG)vColour.GetPixel(); | |
88 | ||
89 | ::WinSetPresParam( m_hWnd | |
90 | ,PP_FOREGROUNDCOLOR | |
91 | ,sizeof(LONG) | |
92 | ,(PVOID)&lColor | |
93 | ); | |
94 | lColor = (LONG)m_backgroundColour.GetPixel(); | |
95 | ||
96 | ::WinSetPresParam( m_hWnd | |
97 | ,PP_BACKGROUNDCOLOR | |
98 | ,sizeof(LONG) | |
99 | ,(PVOID)&lColor | |
100 | ); | |
101 | ||
102 | SubclassWin(m_hWnd); | |
103 | SetFont(*wxSMALL_FONT); | |
104 | SetXComp(0); | |
105 | SetYComp(0); | |
106 | SetSize( nX | |
107 | ,nY | |
108 | ,nWidth | |
109 | ,nHeight | |
110 | ); | |
111 | return TRUE; | |
112 | } // end of wxStaticText::Create | |
113 | ||
114 | wxSize wxStaticText::DoGetBestSize() const | |
115 | { | |
116 | wxString sText(wxGetWindowText(GetHWND())); | |
117 | int nWidthTextMax = 0; | |
118 | int nWidthLine = 0; | |
119 | int nHeightTextTotal = 0; | |
120 | int nHeightLineDefault = 0; | |
121 | int nHeightLine = 0; | |
122 | wxString sCurLine; | |
123 | bool bLastWasTilde = FALSE; | |
124 | ||
125 | for (const wxChar *pc = sText; ; pc++) | |
126 | { | |
127 | if ( *pc == wxT('\n') || *pc == wxT('\0') ) | |
128 | { | |
129 | if (!sCurLine ) | |
130 | { | |
131 | // | |
132 | // We can't use GetTextExtent - it will return 0 for both width | |
133 | // and height and an empty line should count in height | |
134 | // calculation | |
135 | // | |
136 | if (!nHeightLineDefault) | |
137 | nHeightLineDefault = nHeightLine; | |
138 | if (!nHeightLineDefault) | |
139 | GetTextExtent(_T("W"), NULL, &nHeightLineDefault); | |
140 | nHeightTextTotal += nHeightLineDefault; | |
141 | } | |
142 | else | |
143 | { | |
144 | GetTextExtent( sCurLine | |
145 | ,&nWidthLine | |
146 | ,&nHeightLine | |
147 | ); | |
148 | if (nWidthLine > nWidthTextMax) | |
149 | nWidthTextMax = nWidthLine; | |
150 | nHeightTextTotal += nHeightLine; | |
151 | } | |
152 | ||
153 | if ( *pc == wxT('\n') ) | |
154 | { | |
155 | sCurLine.Empty(); | |
156 | } | |
157 | else | |
158 | { | |
159 | break; | |
160 | } | |
161 | } | |
162 | else | |
163 | { | |
164 | // | |
165 | // We shouldn't take into account the '~' which just introduces the | |
166 | // mnemonic characters and so are not shown on the screen -- except | |
167 | // when it is preceded by another '~' in which case it stands for a | |
168 | // literal tilde | |
169 | // | |
170 | if (*pc == _T('~')) | |
171 | { | |
172 | if (!bLastWasTilde) | |
173 | { | |
174 | bLastWasTilde = TRUE; | |
175 | ||
176 | // | |
177 | // Skip the statement adding pc to curLine below | |
178 | // | |
179 | continue; | |
180 | } | |
181 | ||
182 | // | |
183 | // It is a literal tilde | |
184 | // | |
185 | bLastWasTilde = FALSE; | |
186 | } | |
187 | sCurLine += *pc; | |
188 | } | |
189 | } | |
190 | return wxSize( nWidthTextMax | |
191 | ,nHeightTextTotal | |
192 | ); | |
193 | } // end of wxStaticText::DoGetBestSize | |
194 | ||
195 | void wxStaticText::DoSetSize( | |
196 | int nX | |
197 | , int nY | |
198 | , int nWidth | |
199 | , int nHeight | |
200 | , int nSizeFlags | |
201 | ) | |
202 | { | |
203 | // | |
204 | // We need to refresh the window after changing its size as the standard | |
205 | // control doesn't always update itself properly. | |
206 | // | |
207 | wxStaticTextBase::DoSetSize( nX | |
208 | ,nY | |
209 | ,nWidth | |
210 | ,nHeight | |
211 | ,nSizeFlags | |
212 | ); | |
213 | Refresh(); | |
214 | } // end of wxStaticText::DoSetSize | |
215 | ||
216 | bool wxStaticText::SetFont( | |
217 | const wxFont& rFont | |
218 | ) | |
219 | { | |
220 | bool bRet = wxControl::SetFont(rFont); | |
221 | ||
222 | // | |
223 | // Adjust the size of the window to fit to the label unless autoresizing is | |
224 | // disabled | |
225 | // | |
226 | if ( !(GetWindowStyle() & wxST_NO_AUTORESIZE) ) | |
227 | { | |
228 | DoSetSize(-1, -1, -1, -1, wxSIZE_AUTO_WIDTH | wxSIZE_AUTO_HEIGHT); | |
229 | } | |
230 | return bRet; | |
231 | } // end of wxStaticText::SetFont | |
232 | ||
233 | void wxStaticText::SetLabel( | |
234 | const wxString& rsLabel | |
235 | ) | |
236 | { | |
237 | wxString sLabel = ::wxPMTextToLabel(rsLabel); | |
238 | ::WinSetWindowText(GetHwnd(), (PSZ)sLabel.c_str()); | |
239 | ||
240 | // | |
241 | // Adjust the size of the window to fit to the label unless autoresizing is | |
242 | // disabled | |
243 | // | |
244 | if (!(GetWindowStyle() & wxST_NO_AUTORESIZE)) | |
245 | { | |
246 | wxCoord vX; | |
247 | wxCoord vY; | |
248 | wxCoord vWidth; | |
249 | wxCoord vHeight; | |
250 | ||
251 | GetPosition(&vX, &vY); | |
252 | GetSize(&vWidth, &vHeight); | |
253 | if (!(vX == -1 && vY == -1 && vWidth == -1 && vHeight == -1)) | |
254 | DoSetSize(vX, vY, vWidth, vHeight, wxSIZE_AUTO_WIDTH | wxSIZE_AUTO_HEIGHT); | |
255 | else | |
256 | DoSetSize(-1, -1, -1, -1, wxSIZE_AUTO_WIDTH | wxSIZE_AUTO_HEIGHT); | |
257 | } | |
258 | } // end of wxStaticText::SetLabel | |
259 | ||
260 | MRESULT wxStaticText::OS2WindowProc( | |
261 | WXUINT uMsg | |
262 | , WXWPARAM wParam | |
263 | , WXLPARAM lParam | |
264 | ) | |
265 | { | |
266 | return wxWindow::OS2WindowProc( uMsg | |
267 | ,wParam | |
268 | ,lParam | |
269 | ); | |
270 | } // end of wxStaticText::OS2WindowProc |