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