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1 | ///////////////////////////////////////////////////////////////////////////// | |
2 | // Name: choicdgg.cpp | |
3 | // Purpose: Choice dialogs | |
4 | // Author: Julian Smart | |
5 | // Modified by: | |
6 | // Created: 04/01/98 | |
7 | // RCS-ID: $Id$ | |
8 | // Copyright: (c) Julian Smart and Markus Holzem | |
9 | // Licence: wxWindows license | |
10 | ///////////////////////////////////////////////////////////////////////////// | |
11 | ||
12 | #ifdef __GNUG__ | |
13 | #pragma implementation "choicdgg.h" | |
14 | #endif | |
15 | ||
16 | // For compilers that support precompilation, includes "wx.h". | |
17 | #include "wx/wxprec.h" | |
18 | ||
19 | #ifdef __BORLANDC__ | |
20 | #pragma hdrstop | |
21 | #endif | |
22 | ||
23 | #ifndef WX_PRECOMP | |
24 | #include <stdio.h> | |
25 | #include "wx/utils.h" | |
26 | #include "wx/dialog.h" | |
27 | #include "wx/listbox.h" | |
28 | #include "wx/button.h" | |
29 | #include "wx/stattext.h" | |
30 | #include "wx/layout.h" | |
31 | #include "wx/intl.h" | |
32 | #endif | |
33 | ||
34 | #include "wx/generic/choicdgg.h" | |
35 | ||
36 | // Split message, using constraints to position controls | |
37 | static void wxSplitMessage2(const wxChar *message, wxList *messageList, wxWindow *parent, wxRowColSizer *sizer) | |
38 | { | |
39 | wxChar *copyMessage = copystring(message); | |
40 | size_t i = 0; | |
41 | size_t len = wxStrlen(copyMessage); | |
42 | wxChar *currentMessage = copyMessage; | |
43 | ||
44 | // wxWindow *lastWindow = parent; | |
45 | ||
46 | while (i < len) { | |
47 | while ((i < len) && (copyMessage[i] != _T('\n'))) i++; | |
48 | if (i < len) copyMessage[i] = 0; | |
49 | wxStaticText *mess = new wxStaticText(parent, -1, currentMessage); | |
50 | ||
51 | /* | |
52 | wxLayoutConstraints *c = new wxLayoutConstraints; | |
53 | c->left.SameAs (parent, wxLeft, 10); | |
54 | c->top.SameAs (lastWindow, wxBottom, 5); | |
55 | c->right.AsIs (); | |
56 | c->height.AsIs (); | |
57 | ||
58 | mess->SetConstraints(c); | |
59 | */ | |
60 | sizer->AddSizerChild(mess); | |
61 | ||
62 | messageList->Append(mess); | |
63 | ||
64 | currentMessage = copyMessage + i + 1; | |
65 | } | |
66 | delete[] copyMessage; | |
67 | } | |
68 | ||
69 | wxString wxGetSingleChoice( const wxString& message, const wxString& caption, int n, | |
70 | const wxString *choices, wxWindow *parent, | |
71 | int WXUNUSED(x), int WXUNUSED(y), bool WXUNUSED(centre), | |
72 | int WXUNUSED(width), int WXUNUSED(height) ) | |
73 | { | |
74 | wxSingleChoiceDialog dialog(parent, message, caption, n, choices); | |
75 | if ( dialog.ShowModal() == wxID_OK ) | |
76 | { | |
77 | return dialog.GetStringSelection(); | |
78 | } | |
79 | else | |
80 | return ""; | |
81 | } | |
82 | ||
83 | // Overloaded for backward compatibility | |
84 | wxString wxGetSingleChoice( const wxString& message, const wxString& caption, int n, | |
85 | char *choices[], wxWindow *parent, | |
86 | int x, int y, bool centre, | |
87 | int width, int height ) | |
88 | { | |
89 | wxString *strings = new wxString[n]; | |
90 | int i; | |
91 | for ( i = 0; i < n; i++) | |
92 | { | |
93 | strings[i] = choices[i]; | |
94 | } | |
95 | wxString ans(wxGetSingleChoice(message, caption, n, (const wxString *)strings, parent, | |
96 | x, y, centre, width, height)); | |
97 | delete[] strings; | |
98 | return ans; | |
99 | } | |
100 | ||
101 | int wxGetSingleChoiceIndex( const wxString& message, const wxString& caption, int n, | |
102 | const wxString *choices, wxWindow *parent, | |
103 | int WXUNUSED(x), int WXUNUSED(y), bool WXUNUSED(centre), | |
104 | int WXUNUSED(width), int WXUNUSED(height) ) | |
105 | { | |
106 | wxSingleChoiceDialog dialog(parent, message, caption, n, choices); | |
107 | if ( dialog.ShowModal() == wxID_OK ) | |
108 | { | |
109 | return dialog.GetSelection(); | |
110 | } | |
111 | else | |
112 | return -1; | |
113 | } | |
114 | ||
115 | // Overloaded for backward compatibility | |
116 | int wxGetSingleChoiceIndex( const wxString& message, const wxString& caption, int n, | |
117 | wxChar *choices[], wxWindow *parent, | |
118 | int x, int y, bool centre, | |
119 | int width, int height ) | |
120 | { | |
121 | wxString *strings = new wxString[n]; | |
122 | int i; | |
123 | for ( i = 0; i < n; i++) | |
124 | { | |
125 | strings[i] = choices[i]; | |
126 | } | |
127 | int ans = wxGetSingleChoiceIndex(message, caption, n, (const wxString *)strings, parent, | |
128 | x, y, centre, width, height); | |
129 | delete[] strings; | |
130 | return ans; | |
131 | } | |
132 | ||
133 | wxChar *wxGetSingleChoiceData( const wxString& message, const wxString& caption, int n, | |
134 | const wxString *choices, wxChar **client_data, wxWindow *parent, | |
135 | int WXUNUSED(x), int WXUNUSED(y), bool WXUNUSED(centre), | |
136 | int WXUNUSED(width), int WXUNUSED(height) ) | |
137 | { | |
138 | wxSingleChoiceDialog dialog(parent, message, caption, n, choices, client_data); | |
139 | if ( dialog.ShowModal() == wxID_OK ) | |
140 | { | |
141 | return dialog.GetSelectionClientData(); | |
142 | } | |
143 | else | |
144 | return NULL; | |
145 | } | |
146 | ||
147 | // Overloaded for backward compatibility | |
148 | wxChar *wxGetSingleChoiceData( const wxString& message, const wxString& caption, int n, | |
149 | wxChar *choices[], wxChar **client_data, wxWindow *parent, | |
150 | int x, int y, bool centre, | |
151 | int width, int height ) | |
152 | { | |
153 | wxString *strings = new wxString[n]; | |
154 | int i; | |
155 | for ( i = 0; i < n; i++) | |
156 | { | |
157 | strings[i] = choices[i]; | |
158 | } | |
159 | wxChar *data = wxGetSingleChoiceData(message, caption, n, (const wxString *)strings, client_data, parent, | |
160 | x, y, centre, width, height); | |
161 | delete[] strings; | |
162 | return data; | |
163 | } | |
164 | ||
165 | ||
166 | /* Multiple choice dialog contributed by Robert Cowell | |
167 | * | |
168 | ||
169 | The new data passed are in the "int nsel" and "int * selection" | |
170 | ||
171 | The idea is to make a multiple selection from list of strings. | |
172 | The returned value is the total number selected. initialily there | |
173 | are nsel selected, with indices stored in | |
174 | selection[0],...,selection[nsel-1] which appear highlighted to | |
175 | begin with. On exit with value i | |
176 | selection[0..i-1] contains the indices of the selected items. | |
177 | (Some prior selectecions might be deselected.) | |
178 | Thus selection must be as big as choices, in case all items are | |
179 | selected. | |
180 | ||
181 | */ | |
182 | /* | |
183 | int wxGetMultipleChoice(const wxString& message, const wxString& caption, | |
184 | int n, const wxString *choices, | |
185 | int nsel, int * selection, | |
186 | wxWindow *parent , int x , int y, bool centre, | |
187 | int width, int height) | |
188 | { | |
189 | return -1; | |
190 | } | |
191 | */ | |
192 | ||
193 | // wxSingleChoiceDialog | |
194 | ||
195 | #if !USE_SHARED_LIBRARY | |
196 | BEGIN_EVENT_TABLE(wxSingleChoiceDialog, wxDialog) | |
197 | EVT_BUTTON(wxID_OK, wxSingleChoiceDialog::OnOK) | |
198 | EVT_LISTBOX_DCLICK(wxID_LISTBOX, wxSingleChoiceDialog::OnListBoxDClick) | |
199 | END_EVENT_TABLE() | |
200 | ||
201 | IMPLEMENT_CLASS(wxSingleChoiceDialog, wxDialog) | |
202 | #endif | |
203 | ||
204 | wxSingleChoiceDialog::wxSingleChoiceDialog(wxWindow *parent, const wxString& message, const wxString& caption, | |
205 | int n, const wxString *choices, wxChar **clientData, long style, const wxPoint& pos): | |
206 | wxDialog(parent, -1, caption, pos, wxDefaultSize, wxDEFAULT_DIALOG_STYLE|wxDIALOG_MODAL|wxTAB_TRAVERSAL) | |
207 | { | |
208 | Create(parent, message, caption, n, choices, clientData, style); | |
209 | } | |
210 | ||
211 | wxSingleChoiceDialog::wxSingleChoiceDialog(wxWindow *parent, const wxString& message, const wxString& caption, | |
212 | const wxStringList& choices, wxChar **clientData, long style, const wxPoint& pos): | |
213 | wxDialog(parent, -1, caption, pos, wxDefaultSize, wxDEFAULT_DIALOG_STYLE|wxDIALOG_MODAL) | |
214 | { | |
215 | Create(parent, message, caption, choices, clientData, style); | |
216 | } | |
217 | ||
218 | bool wxSingleChoiceDialog::Create(wxWindow *parent, const wxString& message, const wxString& caption, | |
219 | const wxStringList& choices, wxChar **clientData, long style, const wxPoint& pos) | |
220 | { | |
221 | wxString *strings = new wxString[choices.Number()]; | |
222 | int i; | |
223 | for ( i = 0; i < choices.Number(); i++) | |
224 | { | |
225 | strings[i] = (char *)choices.Nth(i)->Data(); | |
226 | } | |
227 | bool ans = Create(parent, message, caption, choices.Number(), strings, clientData, style, pos); | |
228 | delete[] strings; | |
229 | return ans; | |
230 | } | |
231 | ||
232 | bool wxSingleChoiceDialog::Create( wxWindow *WXUNUSED(parent), const wxString& message, | |
233 | const wxString& WXUNUSED(caption), int n, | |
234 | const wxString *choices, wxChar **clientData, long style, | |
235 | const wxPoint& WXUNUSED(pos) ) | |
236 | { | |
237 | m_dialogStyle = style; | |
238 | m_selection = 0; | |
239 | m_stringSelection = _T(""); | |
240 | m_clientData = NULL; | |
241 | ||
242 | wxBeginBusyCursor(); | |
243 | ||
244 | wxSizer *topSizer = new wxSizer(this, wxSizerShrink); | |
245 | topSizer->SetBorder(10, 10); | |
246 | ||
247 | wxRowColSizer *messageSizer = new wxRowColSizer(topSizer, wxSIZER_COLS, 100); | |
248 | messageSizer->SetName(_T("messageSizer")); | |
249 | ||
250 | // bool centre = ((style & wxCENTRE) == wxCENTRE); | |
251 | ||
252 | wxList messageList; | |
253 | wxSplitMessage2(message, &messageList, this, messageSizer); | |
254 | ||
255 | // Insert a spacer | |
256 | wxSpacingSizer *spacingSizer = new wxSpacingSizer(topSizer, wxBelow, messageSizer, 10); | |
257 | ||
258 | wxListBox *listBox = new wxListBox(this, wxID_LISTBOX, wxPoint(-1, -1), wxSize(240, 160), | |
259 | n, choices); | |
260 | listBox->SetSelection(m_selection); | |
261 | if ( clientData ) | |
262 | { | |
263 | int i; | |
264 | for ( i = 0; i < n; i++) | |
265 | { | |
266 | listBox->SetClientData(i, clientData[i]); | |
267 | } | |
268 | } | |
269 | ||
270 | wxRowColSizer *listBoxSizer = new wxRowColSizer(topSizer, wxSIZER_ROWS); | |
271 | listBoxSizer->AddSizerChild(listBox); | |
272 | listBoxSizer->SetName(_T("listBoxSizer")); | |
273 | ||
274 | // Create constraints for the text sizer | |
275 | wxLayoutConstraints *textC = new wxLayoutConstraints; | |
276 | textC->left.SameAs (messageSizer, wxLeft); | |
277 | textC->top.Below (spacingSizer); | |
278 | listBoxSizer->SetConstraints(textC); | |
279 | ||
280 | // Insert another spacer | |
281 | wxSpacingSizer *spacingSizer2 = new wxSpacingSizer(topSizer, wxBelow, listBoxSizer, 10); | |
282 | spacingSizer->SetName(_T("spacingSizer2")); | |
283 | ||
284 | // Insert a sizer for the buttons | |
285 | wxRowColSizer *buttonSizer = new wxRowColSizer(topSizer, wxSIZER_ROWS); | |
286 | buttonSizer->SetName(_T("buttonSizer")); | |
287 | buttonSizer->SetSpacing(12,0); | |
288 | ||
289 | // Specify constraints for the button sizer | |
290 | wxLayoutConstraints *c = new wxLayoutConstraints; | |
291 | c->width.AsIs (); | |
292 | c->height.AsIs (); | |
293 | c->top.Below (spacingSizer2); | |
294 | c->centreX.SameAs (listBoxSizer, wxCentreX); | |
295 | buttonSizer->SetConstraints(c); | |
296 | ||
297 | wxButton *ok = NULL; | |
298 | wxButton *cancel = NULL; | |
299 | ||
300 | if (style & wxOK) { | |
301 | ok = new wxButton(this, wxID_OK, _("OK"), wxDefaultPosition, wxSize(75,-1) ); | |
302 | buttonSizer->AddSizerChild(ok); | |
303 | } | |
304 | ||
305 | if (style & wxCANCEL) { | |
306 | cancel = new wxButton(this, wxID_CANCEL, _("Cancel"), wxDefaultPosition, wxSize(75,-1)); | |
307 | buttonSizer->AddSizerChild(cancel); | |
308 | } | |
309 | ||
310 | if (ok) | |
311 | { | |
312 | ok->SetDefault(); | |
313 | ok->SetFocus(); | |
314 | } | |
315 | ||
316 | Layout(); | |
317 | Centre(wxBOTH); | |
318 | ||
319 | wxEndBusyCursor(); | |
320 | ||
321 | return TRUE; | |
322 | } | |
323 | ||
324 | // Set the selection | |
325 | void wxSingleChoiceDialog::SetSelection(int sel) | |
326 | { | |
327 | wxListBox *listBox = (wxListBox *)FindWindow(wxID_LISTBOX); | |
328 | if (listBox) | |
329 | { | |
330 | listBox->SetSelection(sel); | |
331 | } | |
332 | m_selection = sel; | |
333 | } | |
334 | ||
335 | void wxSingleChoiceDialog::OnOK(wxCommandEvent& WXUNUSED(event)) | |
336 | { | |
337 | wxListBox *listBox = (wxListBox *)FindWindow(wxID_LISTBOX); | |
338 | if ( listBox ) | |
339 | { | |
340 | m_selection = listBox->GetSelection(); | |
341 | m_stringSelection = listBox->GetStringSelection(); | |
342 | m_clientData = (wxChar*)listBox->GetClientData(m_selection); | |
343 | } | |
344 | ||
345 | EndModal(wxID_OK); | |
346 | } | |
347 | ||
348 | void wxSingleChoiceDialog::OnListBoxDClick(wxCommandEvent& WXUNUSED(event)) | |
349 | { | |
350 | wxListBox *listBox = (wxListBox *)FindWindow(wxID_LISTBOX); | |
351 | if ( listBox ) | |
352 | { | |
353 | m_selection = listBox->GetSelection(); | |
354 | m_stringSelection = listBox->GetStringSelection(); | |
355 | m_clientData = (wxChar*)listBox->GetClientData(m_selection); | |
356 | } | |
357 | ||
358 | EndModal(wxID_OK); | |
359 | } | |
360 | ||
361 |