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