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1 | ///////////////////////////////////////////////////////////////////////////// | |
2 | // Name: net.cpp | |
3 | // Purpose: wxWidgets sample demonstrating network-related functions | |
4 | // Author: Vadim Zeitlin | |
5 | // Modified by: | |
6 | // Created: 07.07.99 | |
7 | // RCS-ID: $Id$ | |
8 | // Copyright: (c) Vadim Zeitlin | |
9 | // Licence: wxWindows licence | |
10 | ///////////////////////////////////////////////////////////////////////////// | |
11 | ||
12 | // ============================================================================ | |
13 | // declarations | |
14 | // ============================================================================ | |
15 | ||
16 | // ---------------------------------------------------------------------------- | |
17 | // headers | |
18 | // ---------------------------------------------------------------------------- | |
19 | ||
20 | // For compilers that support precompilation, includes "wx/wx.h". | |
21 | #include "wx/wxprec.h" | |
22 | ||
23 | #ifdef __BORLANDC__ | |
24 | #pragma hdrstop | |
25 | #endif | |
26 | ||
27 | // for all others, include the necessary headers (this file is usually all you | |
28 | // need because it includes almost all "standard" wxWidgets headers | |
29 | #ifndef WX_PRECOMP | |
30 | #include "wx/wx.h" | |
31 | #endif | |
32 | ||
33 | #if !wxUSE_DIALUP_MANAGER | |
34 | #error You must set wxUSE_DIALUP_MANAGER to 1 in setup.h! | |
35 | #endif | |
36 | ||
37 | #include "wx/dialup.h" | |
38 | ||
39 | #ifndef wxHAS_IMAGES_IN_RESOURCES | |
40 | #include "../sample.xpm" | |
41 | #endif | |
42 | ||
43 | // ---------------------------------------------------------------------------- | |
44 | // private classes | |
45 | // ---------------------------------------------------------------------------- | |
46 | ||
47 | // Define a new application type, each program should derive a class from wxApp | |
48 | class MyApp : public wxApp | |
49 | { | |
50 | public: | |
51 | // override base class virtuals | |
52 | // ---------------------------- | |
53 | ||
54 | // this one is called on application startup and is a good place for the app | |
55 | // initialization (doing it here and not in the ctor allows to have an error | |
56 | // return: if OnInit() returns false, the application terminates) | |
57 | virtual bool OnInit(); | |
58 | ||
59 | // called before the application termination | |
60 | virtual int OnExit(); | |
61 | ||
62 | // event handlers | |
63 | void OnConnected(wxDialUpEvent& event); | |
64 | ||
65 | // accessor to dial up manager | |
66 | wxDialUpManager *GetDialer() const { return m_dial; } | |
67 | ||
68 | private: | |
69 | wxDialUpManager *m_dial; | |
70 | ||
71 | DECLARE_EVENT_TABLE() | |
72 | }; | |
73 | ||
74 | // Define a new frame type: this is going to be our main frame | |
75 | class MyFrame : public wxFrame | |
76 | { | |
77 | public: | |
78 | // ctor(s) | |
79 | MyFrame(const wxString& title, const wxPoint& pos, const wxSize& size); | |
80 | ||
81 | // event handlers (these functions should _not_ be virtual) | |
82 | void OnQuit(wxCommandEvent& event); | |
83 | void OnAbout(wxCommandEvent& event); | |
84 | void OnHangUp(wxCommandEvent& event); | |
85 | void OnDial(wxCommandEvent& event); | |
86 | void OnEnumISPs(wxCommandEvent& event); | |
87 | void OnCheck(wxCommandEvent& event); | |
88 | void OnUpdateUI(wxUpdateUIEvent& event); | |
89 | ||
90 | void OnIdle(wxIdleEvent& event); | |
91 | ||
92 | private: | |
93 | // any class wishing to process wxWidgets events must use this macro | |
94 | DECLARE_EVENT_TABLE() | |
95 | }; | |
96 | ||
97 | // ---------------------------------------------------------------------------- | |
98 | // constants | |
99 | // ---------------------------------------------------------------------------- | |
100 | ||
101 | // IDs for the controls and the menu commands | |
102 | enum | |
103 | { | |
104 | // menu items | |
105 | NetTest_Quit = 1, | |
106 | NetTest_About, | |
107 | NetTest_HangUp, | |
108 | NetTest_Dial, | |
109 | NetTest_EnumISP, | |
110 | NetTest_Check, | |
111 | NetTest_Max | |
112 | }; | |
113 | ||
114 | // ---------------------------------------------------------------------------- | |
115 | // event tables and other macros for wxWidgets | |
116 | // ---------------------------------------------------------------------------- | |
117 | ||
118 | BEGIN_EVENT_TABLE(MyApp, wxApp) | |
119 | EVT_DIALUP_CONNECTED(MyApp::OnConnected) | |
120 | EVT_DIALUP_DISCONNECTED(MyApp::OnConnected) | |
121 | END_EVENT_TABLE() | |
122 | ||
123 | // the event tables connect the wxWidgets events with the functions (event | |
124 | // handlers) which process them. It can be also done at run-time, but for the | |
125 | // simple menu events like this the static method is much simpler. | |
126 | BEGIN_EVENT_TABLE(MyFrame, wxFrame) | |
127 | EVT_MENU(NetTest_Quit, MyFrame::OnQuit) | |
128 | EVT_MENU(NetTest_About, MyFrame::OnAbout) | |
129 | EVT_MENU(NetTest_HangUp, MyFrame::OnHangUp) | |
130 | EVT_MENU(NetTest_Dial, MyFrame::OnDial) | |
131 | EVT_MENU(NetTest_EnumISP, MyFrame::OnEnumISPs) | |
132 | EVT_MENU(NetTest_Check, MyFrame::OnCheck) | |
133 | ||
134 | EVT_UPDATE_UI(NetTest_Dial, MyFrame::OnUpdateUI) | |
135 | ||
136 | EVT_IDLE(MyFrame::OnIdle) | |
137 | END_EVENT_TABLE() | |
138 | ||
139 | // Create a new application object: this macro will allow wxWidgets to create | |
140 | // the application object during program execution (it's better than using a | |
141 | // static object for many reasons) and also declares the accessor function | |
142 | // wxGetApp() which will return the reference of the right type (i.e. MyApp and | |
143 | // not wxApp) | |
144 | IMPLEMENT_APP(MyApp) | |
145 | ||
146 | // ============================================================================ | |
147 | // implementation | |
148 | // ============================================================================ | |
149 | ||
150 | // ---------------------------------------------------------------------------- | |
151 | // the application class | |
152 | // ---------------------------------------------------------------------------- | |
153 | ||
154 | // `Main program' equivalent: the program execution "starts" here | |
155 | bool MyApp::OnInit() | |
156 | { | |
157 | if ( !wxApp::OnInit() ) | |
158 | return false; | |
159 | ||
160 | // Create the main application window | |
161 | MyFrame *frame = new MyFrame(wxT("Dial-up wxWidgets demo"), | |
162 | wxPoint(50, 50), wxSize(450, 340)); | |
163 | ||
164 | // Show it | |
165 | frame->Show(true); | |
166 | ||
167 | // Init dial up manager | |
168 | m_dial = wxDialUpManager::Create(); | |
169 | ||
170 | if ( !m_dial->IsOk() ) | |
171 | { | |
172 | wxLogError(wxT("The sample can't run on this system.")); | |
173 | ||
174 | #if wxUSE_LOG | |
175 | wxLog::GetActiveTarget()->Flush(); | |
176 | #endif // wxUSE_LOG | |
177 | ||
178 | // do it here, OnExit() won't be called | |
179 | delete m_dial; | |
180 | ||
181 | return false; | |
182 | } | |
183 | ||
184 | #if wxUSE_STATUSBAR | |
185 | frame->SetStatusText(GetDialer()->IsAlwaysOnline() ? wxT("LAN") : wxT("No LAN"), 2); | |
186 | #endif // wxUSE_STATUSBAR | |
187 | ||
188 | return true; | |
189 | } | |
190 | ||
191 | int MyApp::OnExit() | |
192 | { | |
193 | delete m_dial; | |
194 | ||
195 | // exit code is 0, everything is ok | |
196 | return 0; | |
197 | } | |
198 | ||
199 | void MyApp::OnConnected(wxDialUpEvent& event) | |
200 | { | |
201 | const wxChar *msg; | |
202 | if ( event.IsOwnEvent() ) | |
203 | { | |
204 | msg = event.IsConnectedEvent() ? wxT("Successfully connected") | |
205 | : wxT("Dialing failed"); | |
206 | ||
207 | wxLogStatus(wxEmptyString); | |
208 | } | |
209 | else | |
210 | { | |
211 | msg = event.IsConnectedEvent() ? wxT("Just connected!") | |
212 | : wxT("Disconnected"); | |
213 | } | |
214 | ||
215 | wxLogMessage(msg); | |
216 | } | |
217 | ||
218 | // ---------------------------------------------------------------------------- | |
219 | // main frame | |
220 | // ---------------------------------------------------------------------------- | |
221 | ||
222 | // frame constructor | |
223 | MyFrame::MyFrame(const wxString& title, const wxPoint& pos, const wxSize& size) | |
224 | : wxFrame((wxFrame *)NULL, wxID_ANY, title, pos, size) | |
225 | { | |
226 | SetIcon(wxICON(sample)); | |
227 | ||
228 | // create a menu bar | |
229 | wxMenu *menuFile = new wxMenu; | |
230 | ||
231 | menuFile->Append(NetTest_Dial, wxT("&Dial\tCtrl-D"), wxT("Dial default ISP")); | |
232 | menuFile->Append(NetTest_HangUp, wxT("&HangUp\tCtrl-H"), wxT("Hang up modem")); | |
233 | menuFile->AppendSeparator(); | |
234 | menuFile->Append(NetTest_EnumISP, wxT("&Enumerate ISPs...\tCtrl-E")); | |
235 | menuFile->Append(NetTest_Check, wxT("&Check connection status...\tCtrl-C")); | |
236 | menuFile->AppendSeparator(); | |
237 | menuFile->Append(NetTest_About, wxT("&About\tCtrl-A"), wxT("Show about dialog")); | |
238 | menuFile->AppendSeparator(); | |
239 | menuFile->Append(NetTest_Quit, wxT("E&xit\tAlt-X"), wxT("Quit this program")); | |
240 | ||
241 | // now append the freshly created menu to the menu bar... | |
242 | wxMenuBar *menuBar = new wxMenuBar; | |
243 | menuBar->Append(menuFile, wxT("&File")); | |
244 | ||
245 | // ... and attach this menu bar to the frame | |
246 | SetMenuBar(menuBar); | |
247 | ||
248 | #if wxUSE_STATUSBAR | |
249 | // create status bar and fill the LAN field | |
250 | CreateStatusBar(3); | |
251 | static const int widths[3] = { -1, 100, 60 }; | |
252 | SetStatusWidths(3, widths); | |
253 | #endif // wxUSE_STATUSBAR | |
254 | } | |
255 | ||
256 | ||
257 | // event handlers | |
258 | ||
259 | void MyFrame::OnQuit(wxCommandEvent& WXUNUSED(event)) | |
260 | { | |
261 | // true is to force the frame to close | |
262 | Close(true); | |
263 | } | |
264 | ||
265 | void MyFrame::OnAbout(wxCommandEvent& WXUNUSED(event)) | |
266 | { | |
267 | wxString msg; | |
268 | msg.Printf( wxT("This is the network functions test sample.\n") | |
269 | wxT("(c) 1999 Vadim Zeitlin") ); | |
270 | ||
271 | wxMessageBox(msg, wxT("About NetTest"), wxOK | wxICON_INFORMATION, this); | |
272 | } | |
273 | ||
274 | void MyFrame::OnHangUp(wxCommandEvent& WXUNUSED(event)) | |
275 | { | |
276 | if ( wxGetApp().GetDialer()->HangUp() ) | |
277 | { | |
278 | wxLogStatus(this, wxT("Connection was successfully terminated.")); | |
279 | } | |
280 | else | |
281 | { | |
282 | wxLogStatus(this, wxT("Failed to hang up.")); | |
283 | } | |
284 | } | |
285 | ||
286 | void MyFrame::OnDial(wxCommandEvent& WXUNUSED(event)) | |
287 | { | |
288 | wxLogStatus(this, wxT("Preparing to dial...")); | |
289 | wxYield(); | |
290 | wxBeginBusyCursor(); | |
291 | ||
292 | if ( wxGetApp().GetDialer()->Dial() ) | |
293 | { | |
294 | wxLogStatus(this, wxT("Dialing...")); | |
295 | } | |
296 | else | |
297 | { | |
298 | wxLogStatus(this, wxT("Dialing attempt failed.")); | |
299 | } | |
300 | ||
301 | wxEndBusyCursor(); | |
302 | } | |
303 | ||
304 | void MyFrame::OnCheck(wxCommandEvent& WXUNUSED(event)) | |
305 | { | |
306 | if(wxGetApp().GetDialer()->IsOnline()) | |
307 | { | |
308 | wxLogMessage(wxT("Network is online.")); | |
309 | } | |
310 | else | |
311 | { | |
312 | wxLogMessage(wxT("Network is offline.")); | |
313 | } | |
314 | } | |
315 | ||
316 | void MyFrame::OnEnumISPs(wxCommandEvent& WXUNUSED(event)) | |
317 | { | |
318 | wxArrayString names; | |
319 | size_t nCount = wxGetApp().GetDialer()->GetISPNames(names); | |
320 | if ( nCount == 0 ) | |
321 | { | |
322 | wxLogWarning(wxT("No ISPs found.")); | |
323 | } | |
324 | else | |
325 | { | |
326 | wxString msg = wxT("Known ISPs:\n"); | |
327 | for ( size_t n = 0; n < nCount; n++ ) | |
328 | { | |
329 | msg << names[n] << '\n'; | |
330 | } | |
331 | ||
332 | wxLogMessage(msg); | |
333 | } | |
334 | } | |
335 | ||
336 | void MyFrame::OnUpdateUI(wxUpdateUIEvent& event) | |
337 | { | |
338 | // disable this item while dialing | |
339 | event.Enable( !wxGetApp().GetDialer()->IsDialing() ); | |
340 | } | |
341 | ||
342 | void MyFrame::OnIdle(wxIdleEvent& WXUNUSED(event)) | |
343 | { | |
344 | static int s_isOnline = -1; // not true nor false | |
345 | ||
346 | bool isOnline = wxGetApp().GetDialer()->IsOnline(); | |
347 | if ( s_isOnline != (int)isOnline ) | |
348 | { | |
349 | s_isOnline = isOnline; | |
350 | ||
351 | #if wxUSE_STATUSBAR | |
352 | SetStatusText(isOnline ? wxT("Online") : wxT("Offline"), 1); | |
353 | #endif // wxUSE_STATUSBAR | |
354 | } | |
355 | } |