wxWidgets/samples/html/helpview/helpview.cpp

100 lines
2.4 KiB
C++

/////////////////////////////////////////////////////////////////////////////
// Name: helpview.cpp
// Purpose: wxHtml sample: help browser
// Author: ?
// Modified by:
// Created: ?
// Copyright: (c) wxWidgets team
// Licence: wxWindows licence
/////////////////////////////////////////////////////////////////////////////
// Please note: see utils/helpview for a more fully-featured
// standalone help browser.
// For compilers that support precompilation, includes "wx/wx.h".
#include "wx/wxprec.h"
// for all others, include the necessary headers (this file is usually all you
// need because it includes almost all "standard" wxWidgets headers
#ifndef WX_PRECOMP
#include "wx/wx.h"
#endif
#include "wx/image.h"
#include "wx/wxhtml.h"
#include "wx/fs_zip.h"
#include "wx/log.h"
#include "wx/filedlg.h"
// ----------------------------------------------------------------------------
// private classes
// ----------------------------------------------------------------------------
// Define a new application type, each program should derive a class from wxApp
class MyApp : public wxApp
{
public:
// override base class virtuals
// ----------------------------
// this one is called on application startup and is a good place for the app
// initialization (doing it here and not in the ctor allows to have an error
// return: if OnInit() returns false, the application terminates)
virtual bool OnInit() wxOVERRIDE;
virtual int OnExit() wxOVERRIDE;
private:
wxHtmlHelpController *help;
};
wxIMPLEMENT_APP(MyApp);
bool MyApp::OnInit()
{
#ifdef __WXMOTIF__
delete wxLog::SetActiveTarget(new wxLogStderr); // So dialog boxes aren't used
#endif
wxInitAllImageHandlers();
wxFileSystem::AddHandler(new wxZipFSHandler);
SetVendorName("wxWidgets");
SetAppName("wxHTMLHelp");
wxConfig::Get(); // create an instance
help = new wxHtmlHelpController;
if (argc < 2) {
wxLogError("Usage : helpview <helpfile> [<more helpfiles>]");
wxLogError(" helpfile may be .hhp, .zip or .htb");
return false;
}
for (int i = 1; i < argc; i++)
help->AddBook(wxFileName(argv[i]));
#ifdef __WXMOTIF__
delete wxLog::SetActiveTarget(new wxLogGui);
#endif
help->SetShouldPreventAppExit(true);
help -> DisplayContents();
return true;
}
int MyApp::OnExit()
{
delete help;
delete wxConfig::Set(NULL);
return 0;
}