samples/html/helpview/helpview.cpp

   1
   2 /////////////////////////////////////////////////////////////////////////////
   3 // Name:        helpview.cpp
   4 // Purpose:     wxHtml help browser
   5 /////////////////////////////////////////////////////////////////////////////
   6
   7 #ifdef __GNUG__
   8 #pragma implementation "help.cpp"
   9 #pragma interface "help.cpp"
  10 #endif
  11
  12 // For compilers that support precompilation, includes "wx/wx.h".
  13 #include <wx/wxprec.h>
  14
  15 #ifdef __BORLANDC__
  16 #pragma hdrstop
  17 #endif
  18
  19 // for all others, include the necessary headers (this file is usually all you
  20 // need because it includes almost all "standard" wxWindows headers
  21 #ifndef WX_PRECOMP
  22 #include <wx/wx.h>
  23 #endif
  24
  25 #include <wx/image.h>
  26 #include <wx/wxhtml.h>
  27 #include <wx/fs_zip.h>
  28 #include <wx/log.h>
  29
  30 // ----------------------------------------------------------------------------
  31 // private classes
  32 // ----------------------------------------------------------------------------
  33
  34
  35 // Define a new application type, each program should derive a class from wxApp
  36 class MyApp : public wxApp
  37 {
  38     public:
  39         // override base class virtuals
  40         // ----------------------------
  41
  42         // this one is called on application startup and is a good place for the app
  43         // initialization (doing it here and not in the ctor allows to have an error
  44         // return: if OnInit() returns false, the application terminates)
  45
  46         virtual bool OnInit();
  47         virtual int OnExit();
  48
  49     private:
  50         wxHtmlHelpController *help;
  51 };
  52
  53
  54 IMPLEMENT_APP(MyApp)
  55
  56
  57 bool MyApp::OnInit()
  58 {
  59 #ifdef __WXMOTIF__
  60     delete wxLog::SetActiveTarget(new wxLogStderr); // So dialog boxes aren't used
  61 #endif
  62
  63     wxInitAllImageHandlers();
  64     wxFileSystem::AddHandler(new wxZipFSHandler);
  65
  66     SetVendorName("wxWindows");
  67     SetAppName("wxHTMLHelp");
  68     wxConfig::Get(); // create an instance
  69
  70     help = new wxHtmlHelpController;
  71
  72     if (argc < 2) {
  73         wxLogError(wxT("Usage : helpview <helpfile> [<more helpfiles>]"));
  74         wxLogError(wxT("  helpfile may be .hhp, .zip or .htb"));
  75         return FALSE;
  76     }
  77
  78     for (int i = 1; i < argc; i++)
  79         help -> AddBook(argv[i]);
  80
  81 #ifdef __WXMOTIF__
  82     delete wxLog::SetActiveTarget(new wxLogGui);
  83 #endif
  84
  85     help -> DisplayContents();
  86
  87     return TRUE;
  88 }
  89
  90
  91 int MyApp::OnExit()
  92 {
  93     delete help;
  94     delete wxConfig::Set(NULL);
  95
  96     return 0;
  97 }
  98