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
  29 // ----------------------------------------------------------------------------
  30 // private classes
  31 // ----------------------------------------------------------------------------
  32
  33
  34 // Define a new application type, each program should derive a class from wxApp
  35 class MyApp : public wxApp
  36 {
  37     public:
  38         // override base class virtuals
  39         // ----------------------------
  40
  41         // this one is called on application startup and is a good place for the app
  42         // initialization (doing it here and not in the ctor allows to have an error
  43         // return: if OnInit() returns false, the application terminates)
  44
  45         virtual bool OnInit();
  46         virtual int OnExit();
  47
  48     private:
  49         wxHtmlHelpController *help;
  50         wxConfig* config;
  51 };
  52
  53
  54 IMPLEMENT_APP(MyApp)
  55
  56
  57 bool MyApp::OnInit()
  58 {
  59     wxInitAllImageHandlers();
  60     wxFileSystem::AddHandler(new wxZipFSHandler);
  61
  62     config = new wxConfig("wxHTMLhelp");
  63     help = new wxHtmlHelpController;
  64     help -> UseConfig(config);
  65
  66     if (argc < 2) {
  67         wxLogError("Usage : helpview <helpfile> [<more helpfiles>]");
  68         wxLogError("  helpfile may be .hhp, .zip or .htb");
  69         return FALSE;
  70     }
  71
  72     for (int i = 1; i < argc; i++)
  73         help -> AddBook(argv[i]);
  74
  75     help -> DisplayContents();
  76
  77     return TRUE;
  78 }
  79
  80
  81 int MyApp::OnExit()
  82 {
  83     delete help;
  84     delete config;
  85
  86     return 0;
  87 }
  88