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7de7aed4 VZ |
1 | ///////////////////////////////////////////////////////////////////////////// |
2 | // Name: keyboard.cpp | |
be5a51fb | 3 | // Purpose: Keyboard wxWidgets sample |
7de7aed4 | 4 | // Author: Vadim Zeitlin |
a96bab36 | 5 | // Modified by: Marcin Wojdyr |
7de7aed4 VZ |
6 | // Created: 07.04.02 |
7 | // RCS-ID: $Id$ | |
8 | // Copyright: (c) 2002 Vadim Zeitlin | |
9 | // Licence: wxWindows licence | |
10 | ///////////////////////////////////////////////////////////////////////////// | |
11 | ||
7de7aed4 VZ |
12 | #include "wx/wxprec.h" |
13 | ||
14 | #ifdef __BORLANDC__ | |
15 | #pragma hdrstop | |
16 | #endif | |
7de7aed4 VZ |
17 | #ifndef WX_PRECOMP |
18 | #include "wx/wx.h" | |
19 | #endif | |
20 | ||
41f02b9a FM |
21 | #ifndef __WXMSW__ |
22 | #include "../sample.xpm" | |
23 | #endif | |
7de7aed4 VZ |
24 | |
25 | // Define a new frame type: this is going to be our main frame | |
26 | class MyFrame : public wxFrame | |
27 | { | |
28 | public: | |
a96bab36 | 29 | MyFrame(const wxString& title); |
7de7aed4 VZ |
30 | |
31 | private: | |
a96bab36 VZ |
32 | // event handlers |
33 | void OnQuit(wxCommandEvent& WXUNUSED(event)) { Close(true); } | |
34 | void OnAbout(wxCommandEvent& event); | |
a30305f8 VZ |
35 | |
36 | void OnTestAccelA(wxCommandEvent& WXUNUSED(event)) | |
37 | { m_logText->AppendText("Test accelerator \"A\" used.\n"); } | |
38 | void OnTestAccelCtrlA(wxCommandEvent& WXUNUSED(event)) | |
39 | { m_logText->AppendText("Test accelerator \"Ctrl-A\" used.\n"); } | |
40 | void OnTestAccelEsc(wxCommandEvent& WXUNUSED(event)) | |
41 | { m_logText->AppendText("Test accelerator \"Esc\" used.\n"); } | |
42 | ||
a96bab36 | 43 | void OnClear(wxCommandEvent& WXUNUSED(event)) { m_logText->Clear(); } |
edf5822a VZ |
44 | void OnSkipDown(wxCommandEvent& event) { m_skipDown = event.IsChecked(); } |
45 | void OnSkipHook(wxCommandEvent& event) { m_skipHook = event.IsChecked(); } | |
a30305f8 | 46 | |
edf5822a VZ |
47 | void OnKeyDown(wxKeyEvent& event) |
48 | { | |
49 | LogEvent("KeyDown", event); | |
50 | if ( m_skipDown ) | |
51 | event.Skip(); | |
52 | } | |
a96bab36 VZ |
53 | void OnKeyUp(wxKeyEvent& event) { LogEvent("KeyUp", event); } |
54 | void OnChar(wxKeyEvent& event) { LogEvent("Char", event); } | |
edf5822a VZ |
55 | void OnCharHook(wxKeyEvent& event) |
56 | { | |
57 | LogEvent("Hook", event); | |
58 | if ( m_skipHook ) | |
59 | event.Skip(); | |
60 | } | |
61 | ||
a96bab36 | 62 | void OnPaintInputWin(wxPaintEvent& event); |
7de7aed4 | 63 | |
a96bab36 | 64 | void LogEvent(const wxString& name, wxKeyEvent& event); |
7de7aed4 | 65 | |
a96bab36 VZ |
66 | wxTextCtrl *m_logText; |
67 | wxWindow *m_inputWin; | |
edf5822a VZ |
68 | bool m_skipHook, |
69 | m_skipDown; | |
7de7aed4 VZ |
70 | }; |
71 | ||
7de7aed4 | 72 | |
a96bab36 VZ |
73 | // Define a new application type, each program should derive a class from wxApp |
74 | class MyApp : public wxApp | |
7de7aed4 VZ |
75 | { |
76 | public: | |
a96bab36 VZ |
77 | // 'Main program' equivalent: the program execution "starts" here |
78 | virtual bool OnInit() | |
7de7aed4 | 79 | { |
a96bab36 VZ |
80 | // create the main application window |
81 | new MyFrame("Keyboard wxWidgets App"); | |
7de7aed4 | 82 | |
a96bab36 VZ |
83 | // If we returned false here, the application would exit immediately. |
84 | return true; | |
7de7aed4 | 85 | } |
7de7aed4 VZ |
86 | }; |
87 | ||
be5a51fb | 88 | // Create a new application object: this macro will allow wxWidgets to create |
7de7aed4 VZ |
89 | // the application object during program execution (it's better than using a |
90 | // static object for many reasons) and also declares the accessor function | |
91 | // wxGetApp() which will return the reference of the right type (i.e. MyApp and | |
92 | // not wxApp) | |
93 | IMPLEMENT_APP(MyApp) | |
94 | ||
a96bab36 | 95 | |
7de7aed4 VZ |
96 | // ============================================================================ |
97 | // implementation | |
98 | // ============================================================================ | |
99 | ||
7de7aed4 | 100 | // frame constructor |
a96bab36 VZ |
101 | MyFrame::MyFrame(const wxString& title) |
102 | : wxFrame(NULL, wxID_ANY, title), | |
103 | m_inputWin(NULL), | |
edf5822a VZ |
104 | m_skipHook(true), |
105 | m_skipDown(true) | |
7de7aed4 | 106 | { |
41f02b9a FM |
107 | SetIcon(wxICON(sample)); |
108 | ||
a96bab36 VZ |
109 | // IDs for menu items |
110 | enum | |
111 | { | |
112 | QuitID = wxID_EXIT, | |
113 | ClearID = wxID_CLEAR, | |
edf5822a VZ |
114 | SkipHook = 100, |
115 | SkipDown, | |
a30305f8 VZ |
116 | TestAccelA, |
117 | TestAccelCtrlA, | |
118 | TestAccelEsc | |
a96bab36 VZ |
119 | }; |
120 | ||
7de7aed4 VZ |
121 | // create a menu bar |
122 | wxMenu *menuFile = new wxMenu; | |
a96bab36 VZ |
123 | |
124 | menuFile->Append(ClearID, "&Clear log\tCtrl-L"); | |
125 | menuFile->AppendSeparator(); | |
126 | ||
a30305f8 VZ |
127 | menuFile->Append(TestAccelA, "Test accelerator &1\tA"); |
128 | menuFile->Append(TestAccelCtrlA, "Test accelerator &2\tCtrl-A"); | |
129 | menuFile->Append(TestAccelEsc, "Test accelerator &3\tEsc"); | |
130 | menuFile->AppendSeparator(); | |
131 | ||
edf5822a VZ |
132 | menuFile->AppendCheckItem(SkipHook, "Skip CHAR_HOOK event", |
133 | "Not skipping this event disables both KEY_DOWN and CHAR events" | |
134 | ); | |
135 | menuFile->Check(SkipHook, true); | |
136 | menuFile->AppendCheckItem(SkipDown, "Skip KEY_DOWN event", | |
137 | "Not skipping this event disables CHAR event generation" | |
138 | ); | |
139 | menuFile->Check(SkipDown, true); | |
7de7aed4 | 140 | menuFile->AppendSeparator(); |
7de7aed4 | 141 | |
a96bab36 | 142 | menuFile->Append(QuitID, "E&xit\tAlt-X", "Quit this program"); |
7de7aed4 VZ |
143 | |
144 | // the "About" item should be in the help menu | |
145 | wxMenu *menuHelp = new wxMenu; | |
a96bab36 | 146 | menuHelp->Append(wxID_ABOUT, "&About...\tF1", "Show about dialog"); |
7de7aed4 VZ |
147 | |
148 | // now append the freshly created menu to the menu bar... | |
149 | wxMenuBar *menuBar = new wxMenuBar(); | |
a96bab36 VZ |
150 | menuBar->Append(menuFile, "&File"); |
151 | menuBar->Append(menuHelp, "&Help"); | |
7de7aed4 VZ |
152 | |
153 | // ... and attach this menu bar to the frame | |
154 | SetMenuBar(menuBar); | |
155 | ||
a96bab36 | 156 | m_inputWin = new wxWindow(this, wxID_ANY, wxDefaultPosition, wxSize(-1, 50), |
d7b3992a | 157 | wxRAISED_BORDER); |
a96bab36 VZ |
158 | m_inputWin->SetBackgroundColour(*wxBLUE); |
159 | ||
160 | wxTextCtrl *headerText = new wxTextCtrl(this, wxID_ANY, "", | |
161 | wxDefaultPosition, wxDefaultSize, | |
162 | wxTE_READONLY); | |
163 | headerText->SetValue( | |
164 | " event key KeyCode mod UnicodeKey " | |
165 | " RawKeyCode RawKeyFlags"); | |
166 | ||
167 | ||
41f02b9a | 168 | m_logText = new wxTextCtrl(this, wxID_ANY, "", |
a96bab36 VZ |
169 | wxDefaultPosition, wxDefaultSize, |
170 | wxTE_MULTILINE|wxTE_READONLY|wxHSCROLL); | |
171 | ||
172 | // set monospace font to have output in nice columns | |
41f02b9a | 173 | wxFont font(10, wxFONTFAMILY_TELETYPE, |
a96bab36 VZ |
174 | wxFONTSTYLE_NORMAL, wxFONTWEIGHT_NORMAL); |
175 | headerText->SetFont(font); | |
176 | m_logText->SetFont(font); | |
177 | ||
178 | // layout | |
179 | wxBoxSizer *sizer = new wxBoxSizer(wxVERTICAL); | |
180 | sizer->Add(m_inputWin, wxSizerFlags().Expand()); | |
181 | sizer->Add(headerText, wxSizerFlags().Expand()); | |
182 | sizer->Add(m_logText, wxSizerFlags(1).Expand()); | |
183 | SetSizerAndFit(sizer); | |
184 | ||
185 | // set size and position on screen | |
186 | SetSize(700, 340); | |
187 | CentreOnScreen(); | |
188 | ||
189 | // connect menu event handlers | |
190 | ||
191 | Connect(QuitID, wxEVT_COMMAND_MENU_SELECTED, | |
192 | wxCommandEventHandler(MyFrame::OnQuit)); | |
193 | ||
194 | Connect(wxID_ABOUT, wxEVT_COMMAND_MENU_SELECTED, | |
195 | wxCommandEventHandler(MyFrame::OnAbout)); | |
196 | ||
197 | Connect(ClearID, wxEVT_COMMAND_MENU_SELECTED, | |
198 | wxCommandEventHandler(MyFrame::OnClear)); | |
199 | ||
edf5822a VZ |
200 | Connect(SkipHook, wxEVT_COMMAND_MENU_SELECTED, |
201 | wxCommandEventHandler(MyFrame::OnSkipHook)); | |
202 | Connect(SkipDown, wxEVT_COMMAND_MENU_SELECTED, | |
203 | wxCommandEventHandler(MyFrame::OnSkipDown)); | |
a96bab36 | 204 | |
a30305f8 VZ |
205 | Connect(TestAccelA, wxEVT_COMMAND_MENU_SELECTED, |
206 | wxCommandEventHandler(MyFrame::OnTestAccelA)); | |
207 | ||
208 | Connect(TestAccelCtrlA, wxEVT_COMMAND_MENU_SELECTED, | |
209 | wxCommandEventHandler(MyFrame::OnTestAccelCtrlA)); | |
210 | ||
211 | Connect(TestAccelEsc, wxEVT_COMMAND_MENU_SELECTED, | |
212 | wxCommandEventHandler(MyFrame::OnTestAccelEsc)); | |
213 | ||
41f02b9a | 214 | // connect event handlers for the blue input window |
a96bab36 VZ |
215 | m_inputWin->Connect(wxEVT_KEY_DOWN, wxKeyEventHandler(MyFrame::OnKeyDown), |
216 | NULL, this); | |
217 | m_inputWin->Connect(wxEVT_KEY_UP, wxKeyEventHandler(MyFrame::OnKeyUp), | |
218 | NULL, this); | |
219 | m_inputWin->Connect(wxEVT_CHAR, wxKeyEventHandler(MyFrame::OnChar), | |
220 | NULL, this); | |
41f02b9a | 221 | m_inputWin->Connect(wxEVT_PAINT, |
a96bab36 VZ |
222 | wxPaintEventHandler(MyFrame::OnPaintInputWin), |
223 | NULL, this); | |
224 | ||
edf5822a VZ |
225 | // notice that we don't connect OnCharHook() to the input window, unlike |
226 | // the usual key events this one is propagated upwards | |
227 | Connect(wxEVT_CHAR_HOOK, wxKeyEventHandler(MyFrame::OnCharHook)); | |
228 | ||
229 | // status bar is useful for showing the menu items help strings | |
230 | CreateStatusBar(); | |
231 | ||
a96bab36 VZ |
232 | // and show itself (the frames, unlike simple controls, are not shown when |
233 | // created initially) | |
234 | Show(true); | |
7de7aed4 VZ |
235 | } |
236 | ||
237 | // event handlers | |
238 | ||
7de7aed4 VZ |
239 | void MyFrame::OnAbout(wxCommandEvent& WXUNUSED(event)) |
240 | { | |
a96bab36 VZ |
241 | wxMessageBox("Demonstrates keyboard event processing in wxWidgets\n" |
242 | "(c) 2002 Vadim Zeitlin\n" | |
243 | "(c) 2008 Marcin Wojdyr", | |
244 | "About wxWidgets Keyboard Sample", | |
245 | wxOK | wxICON_INFORMATION, this); | |
7de7aed4 VZ |
246 | } |
247 | ||
a96bab36 | 248 | void MyFrame::OnPaintInputWin(wxPaintEvent& WXUNUSED(event)) |
7de7aed4 | 249 | { |
a96bab36 VZ |
250 | wxPaintDC dc(m_inputWin); |
251 | dc.SetTextForeground(*wxWHITE); | |
252 | wxFont font(*wxSWISS_FONT); | |
253 | font.SetWeight(wxFONTWEIGHT_BOLD); | |
254 | font.SetPointSize(font.GetPointSize() + 2); | |
255 | dc.SetFont(font); | |
256 | ||
41f02b9a | 257 | dc.DrawLabel("Press keys here", |
a96bab36 | 258 | m_inputWin->GetClientRect(), wxALIGN_CENTER); |
7de7aed4 VZ |
259 | } |
260 | ||
62fa9712 | 261 | |
a96bab36 VZ |
262 | // helper function that returns textual description of wx virtual keycode |
263 | const char* GetVirtualKeyCodeName(int keycode) | |
7de7aed4 | 264 | { |
a96bab36 | 265 | switch ( keycode ) |
7de7aed4 | 266 | { |
a96bab36 | 267 | #define WXK_(x) \ |
41f02b9a | 268 | case WXK_##x: return #x; |
a96bab36 VZ |
269 | |
270 | WXK_(BACK) | |
271 | WXK_(TAB) | |
272 | WXK_(RETURN) | |
273 | WXK_(ESCAPE) | |
274 | WXK_(SPACE) | |
275 | WXK_(DELETE) | |
276 | WXK_(START) | |
277 | WXK_(LBUTTON) | |
278 | WXK_(RBUTTON) | |
279 | WXK_(CANCEL) | |
280 | WXK_(MBUTTON) | |
281 | WXK_(CLEAR) | |
282 | WXK_(SHIFT) | |
283 | WXK_(ALT) | |
284 | WXK_(CONTROL) | |
285 | WXK_(MENU) | |
286 | WXK_(PAUSE) | |
287 | WXK_(CAPITAL) | |
288 | WXK_(END) | |
289 | WXK_(HOME) | |
290 | WXK_(LEFT) | |
291 | WXK_(UP) | |
292 | WXK_(RIGHT) | |
293 | WXK_(DOWN) | |
294 | WXK_(SELECT) | |
295 | WXK_(PRINT) | |
296 | WXK_(EXECUTE) | |
297 | WXK_(SNAPSHOT) | |
298 | WXK_(INSERT) | |
299 | WXK_(HELP) | |
300 | WXK_(NUMPAD0) | |
301 | WXK_(NUMPAD1) | |
302 | WXK_(NUMPAD2) | |
303 | WXK_(NUMPAD3) | |
304 | WXK_(NUMPAD4) | |
305 | WXK_(NUMPAD5) | |
306 | WXK_(NUMPAD6) | |
307 | WXK_(NUMPAD7) | |
308 | WXK_(NUMPAD8) | |
309 | WXK_(NUMPAD9) | |
310 | WXK_(MULTIPLY) | |
311 | WXK_(ADD) | |
312 | WXK_(SEPARATOR) | |
313 | WXK_(SUBTRACT) | |
314 | WXK_(DECIMAL) | |
315 | WXK_(DIVIDE) | |
316 | WXK_(F1) | |
317 | WXK_(F2) | |
318 | WXK_(F3) | |
319 | WXK_(F4) | |
320 | WXK_(F5) | |
321 | WXK_(F6) | |
322 | WXK_(F7) | |
323 | WXK_(F8) | |
324 | WXK_(F9) | |
325 | WXK_(F10) | |
326 | WXK_(F11) | |
327 | WXK_(F12) | |
328 | WXK_(F13) | |
329 | WXK_(F14) | |
330 | WXK_(F15) | |
331 | WXK_(F16) | |
332 | WXK_(F17) | |
333 | WXK_(F18) | |
334 | WXK_(F19) | |
335 | WXK_(F20) | |
336 | WXK_(F21) | |
337 | WXK_(F22) | |
338 | WXK_(F23) | |
339 | WXK_(F24) | |
340 | WXK_(NUMLOCK) | |
341 | WXK_(SCROLL) | |
342 | WXK_(PAGEUP) | |
343 | WXK_(PAGEDOWN) | |
344 | WXK_(NUMPAD_SPACE) | |
345 | WXK_(NUMPAD_TAB) | |
346 | WXK_(NUMPAD_ENTER) | |
347 | WXK_(NUMPAD_F1) | |
348 | WXK_(NUMPAD_F2) | |
349 | WXK_(NUMPAD_F3) | |
350 | WXK_(NUMPAD_F4) | |
351 | WXK_(NUMPAD_HOME) | |
352 | WXK_(NUMPAD_LEFT) | |
353 | WXK_(NUMPAD_UP) | |
354 | WXK_(NUMPAD_RIGHT) | |
355 | WXK_(NUMPAD_DOWN) | |
356 | WXK_(NUMPAD_PAGEUP) | |
357 | WXK_(NUMPAD_PAGEDOWN) | |
358 | WXK_(NUMPAD_END) | |
359 | WXK_(NUMPAD_BEGIN) | |
360 | WXK_(NUMPAD_INSERT) | |
361 | WXK_(NUMPAD_DELETE) | |
362 | WXK_(NUMPAD_EQUAL) | |
363 | WXK_(NUMPAD_MULTIPLY) | |
364 | WXK_(NUMPAD_ADD) | |
365 | WXK_(NUMPAD_SEPARATOR) | |
366 | WXK_(NUMPAD_SUBTRACT) | |
367 | WXK_(NUMPAD_DECIMAL) | |
368 | WXK_(NUMPAD_DIVIDE) | |
e7b12eec VZ |
369 | |
370 | WXK_(WINDOWS_LEFT) | |
371 | WXK_(WINDOWS_RIGHT) | |
d3f81b85 SC |
372 | #ifdef __WXOSX__ |
373 | WXK_(RAW_CONTROL) | |
374 | #endif | |
a96bab36 | 375 | #undef WXK_ |
e7b12eec | 376 | |
41f02b9a FM |
377 | default: |
378 | return NULL; | |
7de7aed4 VZ |
379 | } |
380 | } | |
381 | ||
a96bab36 VZ |
382 | // helper function that returns textual description of key in the event |
383 | wxString GetKeyName(const wxKeyEvent &event) | |
7de7aed4 | 384 | { |
a96bab36 VZ |
385 | int keycode = event.GetKeyCode(); |
386 | const char* virt = GetVirtualKeyCodeName(keycode); | |
387 | if ( virt ) | |
388 | return virt; | |
b6885972 | 389 | if ( keycode > 0 && keycode < 32 ) |
a96bab36 | 390 | return wxString::Format("Ctrl-%c", (unsigned char)('A' + keycode - 1)); |
b6885972 | 391 | if ( keycode >= 32 && keycode < 128 ) |
a96bab36 | 392 | return wxString::Format("'%c'", (unsigned char)keycode); |
e7b12eec | 393 | |
52bbab36 | 394 | #if wxUSE_UNICODE |
e7b12eec VZ |
395 | int uc = event.GetUnicodeKey(); |
396 | if ( uc != WXK_NONE ) | |
397 | return wxString::Format("'%c'", uc); | |
52bbab36 | 398 | #endif |
e7b12eec VZ |
399 | |
400 | return "unknown"; | |
a96bab36 VZ |
401 | } |
402 | ||
7de7aed4 | 403 | |
a96bab36 VZ |
404 | void MyFrame::LogEvent(const wxString& name, wxKeyEvent& event) |
405 | { | |
62fa9712 | 406 | wxString msg; |
41f02b9a | 407 | // event key_name KeyCode modifiers Unicode raw_code raw_flags |
a96bab36 VZ |
408 | msg.Printf("%7s %15s %5d %c%c%c%c" |
409 | #if wxUSE_UNICODE | |
410 | "%5d (U+%04x)" | |
411 | #else | |
412 | " none " | |
413 | #endif | |
414 | #ifdef wxHAS_RAW_KEY_CODES | |
b6885972 | 415 | " %7lu 0x%08lx" |
a96bab36 VZ |
416 | #else |
417 | " not-set not-set" | |
418 | #endif | |
419 | "\n", | |
62fa9712 | 420 | name, |
a96bab36 VZ |
421 | GetKeyName(event), |
422 | event.GetKeyCode(), | |
423 | event.ControlDown() ? 'C' : '-', | |
424 | event.AltDown() ? 'A' : '-', | |
425 | event.ShiftDown() ? 'S' : '-', | |
66ad7d6a | 426 | event.MetaDown() ? 'M' : '-' |
a96bab36 | 427 | #if wxUSE_UNICODE |
66ad7d6a VZ |
428 | , event.GetUnicodeKey() |
429 | , event.GetUnicodeKey() | |
a96bab36 VZ |
430 | #endif |
431 | #ifdef wxHAS_RAW_KEY_CODES | |
66ad7d6a VZ |
432 | , (unsigned long) event.GetRawKeyCode() |
433 | , (unsigned long) event.GetRawKeyFlags() | |
a96bab36 VZ |
434 | #endif |
435 | ); | |
62fa9712 | 436 | |
a96bab36 | 437 | m_logText->AppendText(msg); |
7de7aed4 | 438 | } |
a96bab36 VZ |
439 | |
440 |