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