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1 | ///////////////////////////////////////////////////////////////////////////// | |
2 | // Name: src/msw/stattext.cpp | |
3 | // Purpose: wxStaticText | |
4 | // Author: Julian Smart | |
5 | // Modified by: | |
6 | // Created: 04/01/98 | |
7 | // RCS-ID: $Id$ | |
8 | // Copyright: (c) Julian Smart | |
9 | // Licence: wxWindows licence | |
10 | ///////////////////////////////////////////////////////////////////////////// | |
11 | ||
12 | // For compilers that support precompilation, includes "wx.h". | |
13 | #include "wx/wxprec.h" | |
14 | ||
15 | #ifdef __BORLANDC__ | |
16 | #pragma hdrstop | |
17 | #endif | |
18 | ||
19 | #if wxUSE_STATTEXT | |
20 | ||
21 | #include "wx/stattext.h" | |
22 | ||
23 | #ifndef WX_PRECOMP | |
24 | #include "wx/event.h" | |
25 | #include "wx/app.h" | |
26 | #include "wx/brush.h" | |
27 | #include "wx/dcclient.h" | |
28 | #include "wx/settings.h" | |
29 | #endif | |
30 | ||
31 | #include "wx/msw/private.h" | |
32 | ||
33 | #if wxUSE_EXTENDED_RTTI | |
34 | WX_DEFINE_FLAGS( wxStaticTextStyle ) | |
35 | ||
36 | wxBEGIN_FLAGS( wxStaticTextStyle ) | |
37 | // new style border flags, we put them first to | |
38 | // use them for streaming out | |
39 | wxFLAGS_MEMBER(wxBORDER_SIMPLE) | |
40 | wxFLAGS_MEMBER(wxBORDER_SUNKEN) | |
41 | wxFLAGS_MEMBER(wxBORDER_DOUBLE) | |
42 | wxFLAGS_MEMBER(wxBORDER_RAISED) | |
43 | wxFLAGS_MEMBER(wxBORDER_STATIC) | |
44 | wxFLAGS_MEMBER(wxBORDER_NONE) | |
45 | ||
46 | // old style border flags | |
47 | wxFLAGS_MEMBER(wxSIMPLE_BORDER) | |
48 | wxFLAGS_MEMBER(wxSUNKEN_BORDER) | |
49 | wxFLAGS_MEMBER(wxDOUBLE_BORDER) | |
50 | wxFLAGS_MEMBER(wxRAISED_BORDER) | |
51 | wxFLAGS_MEMBER(wxSTATIC_BORDER) | |
52 | wxFLAGS_MEMBER(wxBORDER) | |
53 | ||
54 | // standard window styles | |
55 | wxFLAGS_MEMBER(wxTAB_TRAVERSAL) | |
56 | wxFLAGS_MEMBER(wxCLIP_CHILDREN) | |
57 | wxFLAGS_MEMBER(wxTRANSPARENT_WINDOW) | |
58 | wxFLAGS_MEMBER(wxWANTS_CHARS) | |
59 | wxFLAGS_MEMBER(wxFULL_REPAINT_ON_RESIZE) | |
60 | wxFLAGS_MEMBER(wxALWAYS_SHOW_SB ) | |
61 | wxFLAGS_MEMBER(wxVSCROLL) | |
62 | wxFLAGS_MEMBER(wxHSCROLL) | |
63 | ||
64 | wxFLAGS_MEMBER(wxST_NO_AUTORESIZE) | |
65 | wxFLAGS_MEMBER(wxALIGN_LEFT) | |
66 | wxFLAGS_MEMBER(wxALIGN_RIGHT) | |
67 | wxFLAGS_MEMBER(wxALIGN_CENTRE) | |
68 | ||
69 | wxEND_FLAGS( wxStaticTextStyle ) | |
70 | ||
71 | IMPLEMENT_DYNAMIC_CLASS_XTI(wxStaticText, wxControl,"wx/stattext.h") | |
72 | ||
73 | wxBEGIN_PROPERTIES_TABLE(wxStaticText) | |
74 | wxPROPERTY( Label,wxString, SetLabel, GetLabel, wxString() , 0 /*flags*/ , wxT("Helpstring") , wxT("group")) | |
75 | wxPROPERTY_FLAGS( WindowStyle , wxStaticTextStyle , long , SetWindowStyleFlag , GetWindowStyleFlag , EMPTY_MACROVALUE, 0 /*flags*/ , wxT("Helpstring") , wxT("group")) // style | |
76 | wxEND_PROPERTIES_TABLE() | |
77 | ||
78 | wxBEGIN_HANDLERS_TABLE(wxStaticText) | |
79 | wxEND_HANDLERS_TABLE() | |
80 | ||
81 | wxCONSTRUCTOR_6( wxStaticText , wxWindow* , Parent , wxWindowID , Id , wxString , Label , wxPoint , Position , wxSize , Size , long , WindowStyle ) | |
82 | #else | |
83 | IMPLEMENT_DYNAMIC_CLASS(wxStaticText, wxControl) | |
84 | #endif | |
85 | ||
86 | bool wxStaticText::Create(wxWindow *parent, | |
87 | wxWindowID id, | |
88 | const wxString& label, | |
89 | const wxPoint& pos, | |
90 | const wxSize& size, | |
91 | long style, | |
92 | const wxString& name) | |
93 | { | |
94 | if ( !CreateControl(parent, id, pos, size, style, wxDefaultValidator, name) ) | |
95 | return false; | |
96 | ||
97 | if ( !MSWCreateControl(wxT("STATIC"), wxEmptyString, pos, size) ) | |
98 | return false; | |
99 | ||
100 | // we set the label here and not through MSWCreateControl() because we | |
101 | // need to do many operation on it for ellipsization&markup support | |
102 | SetLabel(label); | |
103 | ||
104 | // NOTE: if the label contains ampersand characters which are interpreted as | |
105 | // accelerators, they will be rendered (at least on WinXP) only if the | |
106 | // static text is placed inside a window class which correctly handles | |
107 | // focusing by TAB traversal (e.g. wxPanel). | |
108 | ||
109 | return true; | |
110 | } | |
111 | ||
112 | WXDWORD wxStaticText::MSWGetStyle(long style, WXDWORD *exstyle) const | |
113 | { | |
114 | WXDWORD msStyle = wxControl::MSWGetStyle(style, exstyle); | |
115 | ||
116 | // translate the alignment flags to the Windows ones | |
117 | // | |
118 | // note that both wxALIGN_LEFT and SS_LEFT are equal to 0 so we shouldn't | |
119 | // test for them using & operator | |
120 | if ( style & wxALIGN_CENTRE ) | |
121 | msStyle |= SS_CENTER; | |
122 | else if ( style & wxALIGN_RIGHT ) | |
123 | msStyle |= SS_RIGHT; | |
124 | else | |
125 | msStyle |= SS_LEFT; | |
126 | ||
127 | #ifdef SS_ENDELLIPSIS | |
128 | // this style is necessary to receive mouse events | |
129 | // Win NT and later have the SS_ENDELLIPSIS style which is useful to us: | |
130 | if (wxGetOsVersion() == wxOS_WINDOWS_NT) | |
131 | { | |
132 | // for now, add the SS_ENDELLIPSIS style if wxST_ELLIPSIZE_END is given; | |
133 | // we may need to remove it later in ::SetLabel() if the given label | |
134 | // has newlines | |
135 | if ( style & wxST_ELLIPSIZE_END ) | |
136 | msStyle |= SS_ENDELLIPSIS; | |
137 | } | |
138 | #endif // SS_ENDELLIPSIS | |
139 | ||
140 | msStyle |= SS_NOTIFY; | |
141 | ||
142 | return msStyle; | |
143 | } | |
144 | ||
145 | wxSize wxStaticText::DoGetBestClientSize() const | |
146 | { | |
147 | wxClientDC dc(const_cast<wxStaticText *>(this)); | |
148 | wxFont font(GetFont()); | |
149 | if (!font.Ok()) | |
150 | font = wxSystemSettings::GetFont(wxSYS_DEFAULT_GUI_FONT); | |
151 | ||
152 | dc.SetFont(font); | |
153 | ||
154 | wxCoord widthTextMax, heightTextTotal; | |
155 | dc.GetMultiLineTextExtent(GetLabelText(), &widthTextMax, &heightTextTotal); | |
156 | ||
157 | #ifdef __WXWINCE__ | |
158 | if ( widthTextMax ) | |
159 | widthTextMax += 2; | |
160 | #endif // __WXWINCE__ | |
161 | ||
162 | return wxSize(widthTextMax, heightTextTotal); | |
163 | } | |
164 | ||
165 | void wxStaticText::DoSetSize(int x, int y, int w, int h, int sizeFlags) | |
166 | { | |
167 | // note: we first need to set the size and _then_ call UpdateLabel | |
168 | wxStaticTextBase::DoSetSize(x, y, w, h, sizeFlags); | |
169 | ||
170 | #ifdef SS_ENDELLIPSIS | |
171 | // do we need to ellipsize the contents? | |
172 | long styleReal = ::GetWindowLong(GetHwnd(), GWL_STYLE); | |
173 | if ( !(styleReal & SS_ENDELLIPSIS) ) | |
174 | { | |
175 | // we don't have SS_ENDELLIPSIS style: | |
176 | // we need to (eventually) do ellipsization ourselves | |
177 | UpdateLabel(); | |
178 | } | |
179 | //else: we don't or the OS will do it for us | |
180 | #endif // SS_ENDELLIPSIS | |
181 | ||
182 | // we need to refresh the window after changing its size as the standard | |
183 | // control doesn't always update itself properly | |
184 | Refresh(); | |
185 | } | |
186 | ||
187 | void wxStaticText::SetLabel(const wxString& label) | |
188 | { | |
189 | #ifdef SS_ENDELLIPSIS | |
190 | long styleReal = ::GetWindowLong(GetHwnd(), GWL_STYLE); | |
191 | if ( HasFlag(wxST_ELLIPSIZE_END) && | |
192 | wxGetOsVersion() == wxOS_WINDOWS_NT ) | |
193 | { | |
194 | // adding SS_ENDELLIPSIS or SS_ENDELLIPSIS "disables" the correct | |
195 | // newline handling in static texts: the newlines in the labels are | |
196 | // shown as square. Thus we don't use it even on newer OS when | |
197 | // the static label contains a newline. | |
198 | if ( label.Contains(wxT('\n')) ) | |
199 | styleReal &= ~SS_ENDELLIPSIS; | |
200 | else | |
201 | styleReal |= SS_ENDELLIPSIS; | |
202 | ||
203 | ::SetWindowLong(GetHwnd(), GWL_STYLE, styleReal); | |
204 | } | |
205 | else // style not supported natively | |
206 | { | |
207 | styleReal &= ~SS_ENDELLIPSIS; | |
208 | ::SetWindowLong(GetHwnd(), GWL_STYLE, styleReal); | |
209 | } | |
210 | #endif // SS_ENDELLIPSIS | |
211 | ||
212 | // this call will save the label in m_labelOrig and set it into this window | |
213 | // (through wxWindow::SetLabel) | |
214 | m_labelOrig = label; | |
215 | ||
216 | #ifdef SS_ENDELLIPSIS | |
217 | if ( styleReal & SS_ENDELLIPSIS ) | |
218 | DoSetLabel(RemoveMarkup(label)); | |
219 | else | |
220 | #endif // SS_ENDELLIPSIS | |
221 | DoSetLabel(GetEllipsizedLabelWithoutMarkup()); | |
222 | ||
223 | // adjust the size of the window to fit to the label unless autoresizing is | |
224 | // disabled | |
225 | if ( !HasFlag(wxST_NO_AUTORESIZE) && | |
226 | !IsEllipsized() ) // if ellipsize is ON, then we don't want to get resized! | |
227 | { | |
228 | InvalidateBestSize(); | |
229 | DoSetSize(wxDefaultCoord, wxDefaultCoord, wxDefaultCoord, wxDefaultCoord, | |
230 | wxSIZE_AUTO_WIDTH | wxSIZE_AUTO_HEIGHT); | |
231 | } | |
232 | } | |
233 | ||
234 | bool wxStaticText::SetFont(const wxFont& font) | |
235 | { | |
236 | bool ret = wxControl::SetFont(font); | |
237 | ||
238 | // adjust the size of the window to fit to the label unless autoresizing is | |
239 | // disabled | |
240 | if ( !HasFlag(wxST_NO_AUTORESIZE) ) | |
241 | { | |
242 | InvalidateBestSize(); | |
243 | DoSetSize(wxDefaultCoord, wxDefaultCoord, wxDefaultCoord, wxDefaultCoord, | |
244 | wxSIZE_AUTO_WIDTH | wxSIZE_AUTO_HEIGHT); | |
245 | } | |
246 | ||
247 | return ret; | |
248 | } | |
249 | ||
250 | // for wxST_ELLIPSIZE_* support: | |
251 | ||
252 | wxString wxStaticText::DoGetLabel() const | |
253 | { | |
254 | return wxGetWindowText(GetHwnd()); | |
255 | } | |
256 | ||
257 | void wxStaticText::DoSetLabel(const wxString& str) | |
258 | { | |
259 | SetWindowText(GetHwnd(), str.c_str()); | |
260 | } | |
261 | ||
262 | ||
263 | #endif // wxUSE_STATTEXT |