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1 | /////////////////////////////////////////////////////////////////////////////// | |
2 | // Name: ownerdrw.cpp | |
3 | // Purpose: Owner-draw sample, for Windows | |
4 | // Author: Vadim Zeitlin | |
5 | // Modified by: | |
6 | // Created: 13.11.97 | |
7 | // RCS-ID: $Id$ | |
8 | // Copyright: (c) 1998 Vadim Zeitlin <zeitlin@dptmaths.ens-cachan.fr> | |
9 | // Licence: wxWindows license | |
10 | /////////////////////////////////////////////////////////////////////////////// | |
11 | ||
12 | // ============================================================================ | |
13 | // headers & declarations | |
14 | // ============================================================================ | |
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 "wx/wx.h" | |
25 | #endif | |
26 | ||
27 | #include "wx/ownerdrw.h" | |
28 | #include "wx/menuitem.h" | |
29 | #include "wx/checklst.h" | |
30 | ||
31 | // Define a new application type | |
32 | class OwnerDrawnApp: public wxApp | |
33 | { | |
34 | public: | |
35 | bool OnInit(); | |
36 | }; | |
37 | ||
38 | // Define a new frame type | |
39 | class OwnerDrawnFrame : public wxFrame | |
40 | { | |
41 | public: | |
42 | // ctor & dtor | |
43 | OwnerDrawnFrame(wxFrame *frame, wxChar *title, int x, int y, int w, int h); | |
44 | ~OwnerDrawnFrame(){}; | |
45 | ||
46 | // notifications | |
47 | void OnQuit (wxCommandEvent& event); | |
48 | void OnMenuToggle (wxCommandEvent& event); | |
49 | void OnAbout (wxCommandEvent& event); | |
50 | void OnListboxSelect (wxCommandEvent& event); | |
51 | void OnCheckboxToggle (wxCommandEvent& event); | |
52 | void OnListboxDblClick (wxCommandEvent& event); | |
53 | bool OnClose () { return true; } | |
54 | ||
55 | DECLARE_EVENT_TABLE() | |
56 | ||
57 | private: | |
58 | void InitMenu(); | |
59 | ||
60 | wxCheckListBox *m_pListBox; | |
61 | wxMenuItem *pAboutItem; | |
62 | }; | |
63 | ||
64 | enum | |
65 | { | |
66 | Menu_Quit = 1, | |
67 | Menu_First = 100, | |
68 | Menu_Test1, Menu_Test2, Menu_Test3, | |
69 | Menu_Bitmap, Menu_Bitmap2, | |
70 | Menu_Submenu, Menu_Sub1, Menu_Sub2, Menu_Sub3, | |
71 | Menu_Toggle, Menu_About, | |
72 | Control_First = 1000, | |
73 | Control_Listbox, Control_Listbox2, | |
74 | }; | |
75 | ||
76 | BEGIN_EVENT_TABLE(OwnerDrawnFrame, wxFrame) | |
77 | EVT_MENU(Menu_Toggle, OwnerDrawnFrame::OnMenuToggle) | |
78 | EVT_MENU(Menu_About, OwnerDrawnFrame::OnAbout) | |
79 | EVT_MENU(Menu_Quit, OwnerDrawnFrame::OnQuit) | |
80 | EVT_LISTBOX(Control_Listbox, OwnerDrawnFrame::OnListboxSelect) | |
81 | EVT_CHECKLISTBOX(Control_Listbox, OwnerDrawnFrame::OnCheckboxToggle) | |
82 | EVT_COMMAND(Control_Listbox, wxEVT_COMMAND_LISTBOX_DOUBLECLICKED, | |
83 | OwnerDrawnFrame::OnListboxDblClick) | |
84 | END_EVENT_TABLE() | |
85 | ||
86 | IMPLEMENT_APP(OwnerDrawnApp); | |
87 | ||
88 | // init our app: create windows | |
89 | bool OwnerDrawnApp::OnInit(void) | |
90 | { | |
91 | OwnerDrawnFrame *pFrame | |
92 | = new OwnerDrawnFrame(NULL, _T("wxWidgets Ownerdraw Sample"), | |
93 | 50, 50, 450, 340); | |
94 | ||
95 | SetTopWindow(pFrame); | |
96 | ||
97 | return true; | |
98 | } | |
99 | ||
100 | // create the menu bar for the main frame | |
101 | void OwnerDrawnFrame::InitMenu() | |
102 | { | |
103 | // Make a menubar | |
104 | wxMenuItem *pItem; | |
105 | wxMenu *file_menu = new wxMenu; | |
106 | ||
107 | #ifndef __WXUNIVERSAL__ | |
108 | wxMenu *sub_menu = new wxMenu; | |
109 | ||
110 | // vars used for menu construction | |
111 | wxFont fontLarge(18, wxROMAN, wxNORMAL, wxBOLD, false), | |
112 | fontUlined(12, wxDEFAULT, wxNORMAL, wxNORMAL, true), | |
113 | fontItalic(12, wxMODERN, wxITALIC, wxBOLD, false), | |
114 | // should be at least of the size of bitmaps | |
115 | fontBmp(14, wxDEFAULT, wxNORMAL, wxNORMAL, false); | |
116 | ||
117 | // sorry for my artistic skills... | |
118 | wxBitmap bmpBell(_T("bell")), | |
119 | bmpSound(_T("sound")), | |
120 | bmpNoSound(_T("nosound")), | |
121 | bmpInfo(_T("info")), | |
122 | bmpInfo_mono(_T("info_mono")); | |
123 | ||
124 | // construct submenu | |
125 | pItem = new wxMenuItem(sub_menu, Menu_Sub1, _T("Submenu &first"), _T("large")); | |
126 | ||
127 | pItem->SetFont(fontLarge); | |
128 | sub_menu->Append(pItem); | |
129 | ||
130 | pItem = new wxMenuItem(sub_menu, Menu_Sub2, _T("Submenu &second"), _T("italic"), | |
131 | wxITEM_CHECK); | |
132 | pItem->SetFont(fontItalic); | |
133 | sub_menu->Append(pItem); | |
134 | ||
135 | pItem = new wxMenuItem(sub_menu, Menu_Sub3, _T("Submenu &third"), _T("underlined"), | |
136 | wxITEM_CHECK); | |
137 | pItem->SetFont(fontUlined); | |
138 | sub_menu->Append(pItem); | |
139 | ||
140 | // construct menu | |
141 | pItem = new wxMenuItem(file_menu, Menu_Test1, _T("&Uncheckable"), _T("red item")); | |
142 | pItem->SetFont(*wxITALIC_FONT); | |
143 | pItem->SetTextColour(wxColor(255, 0, 0)); | |
144 | file_menu->Append(pItem); | |
145 | ||
146 | pItem = new wxMenuItem(file_menu, Menu_Test2, _T("&Checkable"), | |
147 | _T("checkable item"), wxITEM_CHECK); | |
148 | pItem->SetFont(*wxSMALL_FONT); | |
149 | file_menu->Append(pItem); | |
150 | file_menu->Check(Menu_Test2, true); | |
151 | ||
152 | pItem = new wxMenuItem(file_menu, Menu_Test3, _T("&Disabled"), _T("disabled item")); | |
153 | pItem->SetFont(*wxNORMAL_FONT); | |
154 | file_menu->Append(pItem); | |
155 | file_menu->Enable(Menu_Test3, false); | |
156 | ||
157 | file_menu->AppendSeparator(); | |
158 | ||
159 | pItem = new wxMenuItem(file_menu, Menu_Bitmap, _T("&Bell"), | |
160 | _T("check/uncheck me!"), wxITEM_CHECK); | |
161 | pItem->SetFont(fontBmp); | |
162 | pItem->SetBitmaps(bmpBell); | |
163 | file_menu->Append(pItem); | |
164 | ||
165 | pItem = new wxMenuItem(file_menu, Menu_Bitmap2, _T("So&und"), | |
166 | _T("icon changes!"), wxITEM_CHECK); | |
167 | pItem->SetFont(fontBmp); | |
168 | pItem->SetBitmaps(bmpSound, bmpNoSound); | |
169 | file_menu->Append(pItem); | |
170 | ||
171 | file_menu->AppendSeparator(); | |
172 | ||
173 | pItem = new wxMenuItem(file_menu, Menu_Submenu, _T("&Sub menu"), _T(""), | |
174 | wxITEM_CHECK, sub_menu); | |
175 | pItem->SetFont(*wxSWISS_FONT); | |
176 | file_menu->Append(pItem); | |
177 | ||
178 | file_menu->AppendSeparator(); | |
179 | pItem = new wxMenuItem(file_menu, Menu_Toggle, _T("&Disable/Enable\tCtrl+D"), | |
180 | _T("enables/disables the About-Item"), wxITEM_NORMAL); | |
181 | pItem->SetFont(*wxNORMAL_FONT); | |
182 | file_menu->Append(pItem); | |
183 | ||
184 | // Of course Ctrl+RatherLongAccel will not work in this example: | |
185 | pAboutItem = new wxMenuItem(file_menu, Menu_About, _T("&About\tCtrl+RatherLongAccel"), | |
186 | _T("display program information"), wxITEM_NORMAL); | |
187 | pAboutItem->SetBitmap(bmpInfo); | |
188 | pAboutItem->SetDisabledBitmap(bmpInfo_mono); | |
189 | file_menu->Append(pAboutItem); | |
190 | ||
191 | file_menu->AppendSeparator(); | |
192 | #endif | |
193 | ||
194 | pItem = new wxMenuItem(file_menu, Menu_Quit, _T("&Quit"), _T("Normal item"), | |
195 | wxITEM_NORMAL); | |
196 | file_menu->Append(pItem); | |
197 | ||
198 | wxMenuBar *menu_bar = new wxMenuBar; | |
199 | ||
200 | menu_bar->Append(file_menu, _T("&File")); | |
201 | SetMenuBar(menu_bar); | |
202 | } | |
203 | ||
204 | // main frame constructor | |
205 | OwnerDrawnFrame::OwnerDrawnFrame(wxFrame *frame, wxChar *title, | |
206 | int x, int y, int w, int h) | |
207 | : wxFrame(frame, wxID_ANY, title, wxPoint(x, y), wxSize(w, h)) | |
208 | { | |
209 | // set the icon | |
210 | SetIcon(wxIcon(_T("mondrian"))); | |
211 | ||
212 | // create the menu | |
213 | InitMenu(); | |
214 | ||
215 | #if wxUSE_STATUSBAR | |
216 | // create the status line | |
217 | const int widths[] = { -1, 60 }; | |
218 | CreateStatusBar(2); | |
219 | SetStatusWidths(2, widths); | |
220 | SetStatusText(_T("no selection"), 0); | |
221 | #endif // wxUSE_STATUSBAR | |
222 | ||
223 | // make a panel with some controls | |
224 | wxPanel *pPanel = new wxPanel(this); | |
225 | ||
226 | // check list box | |
227 | static const wxChar* aszChoices[] = { _T("Hello"), _T("world"), _T("and"), | |
228 | _T("goodbye"), _T("cruel"), _T("world"), | |
229 | _T("-------"), _T("owner-drawn"), _T("listbox") }; | |
230 | ||
231 | wxString *astrChoices = new wxString[WXSIZEOF(aszChoices)]; | |
232 | unsigned int ui; | |
233 | for ( ui = 0; ui < WXSIZEOF(aszChoices); ui++ ) | |
234 | astrChoices[ui] = aszChoices[ui]; | |
235 | ||
236 | m_pListBox = new wxCheckListBox | |
237 | ( | |
238 | pPanel, // parent | |
239 | Control_Listbox, // control id | |
240 | wxPoint(10, 10), // listbox position | |
241 | wxSize(200, 200), // listbox size | |
242 | WXSIZEOF(aszChoices), // number of strings | |
243 | astrChoices // array of strings | |
244 | ); | |
245 | ||
246 | delete [] astrChoices; | |
247 | ||
248 | for ( ui = 0; ui < WXSIZEOF(aszChoices); ui += 2 ) | |
249 | { | |
250 | #if defined(__WXMSW__) && !defined(__WXUNIVERSAL__) | |
251 | m_pListBox->GetItem(ui)->SetBackgroundColour(wxColor(200, 200, 200)); | |
252 | #endif | |
253 | } | |
254 | ||
255 | m_pListBox->Check(2); | |
256 | ||
257 | // normal (but owner-drawn) listbox | |
258 | static const wxChar* aszColors[] = { _T("Red"), _T("Blue"), _T("Pink"), | |
259 | _T("Green"), _T("Yellow"), | |
260 | _T("Black"), _T("Violet") }; | |
261 | ||
262 | astrChoices = new wxString[WXSIZEOF(aszColors)]; | |
263 | ||
264 | for ( ui = 0; ui < WXSIZEOF(aszColors); ui++ ) | |
265 | { | |
266 | astrChoices[ui] = aszColors[ui]; | |
267 | } | |
268 | ||
269 | wxListBox *pListBox = new wxListBox | |
270 | ( | |
271 | pPanel, // parent | |
272 | Control_Listbox2, // control id | |
273 | wxPoint(220, 10), // listbox position | |
274 | wxSize(200, 200), // listbox size | |
275 | WXSIZEOF(aszColors), // number of strings | |
276 | astrChoices, // array of strings | |
277 | wxLB_OWNERDRAW // owner-drawn | |
278 | ); | |
279 | ||
280 | #if defined(__WXMSW__) && !defined(__WXUNIVERSAL__) | |
281 | ||
282 | struct { unsigned char r, g, b; } aColors[] = | |
283 | { | |
284 | {255,0,0}, {0,0,255}, {255,128,192}, | |
285 | {0,255,0}, {255,255,128}, | |
286 | {0,0,0}, {128,0,255} | |
287 | }; | |
288 | ||
289 | for ( ui = 0; ui < WXSIZEOF(aszColors); ui++ ) | |
290 | { | |
291 | pListBox->GetItem(ui)->SetTextColour(wxColor(aColors[ui].r, | |
292 | aColors[ui].g, | |
293 | aColors[ui].b)); | |
294 | // yellow on white is horrible... | |
295 | if ( ui == 4 ) | |
296 | { | |
297 | pListBox->GetItem(ui)->SetBackgroundColour(wxColor(0, 0, 0)); | |
298 | } | |
299 | } | |
300 | ||
301 | #else | |
302 | wxUnusedVar( pListBox ); | |
303 | #endif | |
304 | ||
305 | delete[] astrChoices; | |
306 | ||
307 | Show(true); | |
308 | } | |
309 | ||
310 | void OwnerDrawnFrame::OnQuit(wxCommandEvent& WXUNUSED(event)) | |
311 | { | |
312 | Close(true); | |
313 | } | |
314 | ||
315 | void OwnerDrawnFrame::OnMenuToggle(wxCommandEvent& WXUNUSED(event)) | |
316 | { | |
317 | // This example shows the use of bitmaps in ownerdrawn menuitems and is not a good | |
318 | // example on how to enable and disable menuitems - this should be done with the help of | |
319 | // EVT_UPDATE_UI and EVT_UPDATE_UI_RANGE ! | |
320 | pAboutItem->Enable( pAboutItem->IsEnabled() ? false : true ); | |
321 | } | |
322 | ||
323 | void OwnerDrawnFrame::OnAbout(wxCommandEvent& WXUNUSED(event)) | |
324 | { | |
325 | wxMessageDialog dialog(this, | |
326 | _T("Demo of owner-drawn controls\n"), | |
327 | _T("About wxOwnerDrawn"), wxYES_NO | wxCANCEL); | |
328 | dialog.ShowModal(); | |
329 | } | |
330 | ||
331 | void OwnerDrawnFrame::OnListboxSelect(wxCommandEvent& event) | |
332 | { | |
333 | #if wxUSE_STATUSBAR | |
334 | wxString strSelection; | |
335 | unsigned int nSel = event.GetSelection(); | |
336 | strSelection.Printf(wxT("item %d selected (%schecked)"), nSel, | |
337 | m_pListBox->IsChecked(nSel) ? wxT("") : wxT("not ")); | |
338 | SetStatusText(strSelection); | |
339 | #else | |
340 | wxUnusedVar(event); | |
341 | #endif // wxUSE_STATUSBAR | |
342 | } | |
343 | ||
344 | void OwnerDrawnFrame::OnListboxDblClick(wxCommandEvent& WXUNUSED(event)) | |
345 | { | |
346 | wxString strSelection; | |
347 | strSelection.Printf(wxT("item %d double clicked"), | |
348 | m_pListBox->GetSelection()); | |
349 | wxMessageDialog dialog(this, strSelection); | |
350 | dialog.ShowModal(); | |
351 | } | |
352 | ||
353 | void OwnerDrawnFrame::OnCheckboxToggle(wxCommandEvent& event) | |
354 | { | |
355 | #if wxUSE_STATUSBAR | |
356 | wxString strSelection; | |
357 | unsigned int nItem = event.GetInt(); | |
358 | strSelection.Printf(wxT("item %d was %schecked"), nItem, | |
359 | m_pListBox->IsChecked(nItem) ? wxT("") : wxT("un")); | |
360 | SetStatusText(strSelection); | |
361 | #else | |
362 | wxUnusedVar(event); | |
363 | #endif // wxUSE_STATUSBAR | |
364 | } |