658ba84dc9
on idle (would exit prematurely since help frame doesn't prevent app exit when still open) git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/branches/WX_2_8_BRANCH@44610 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
117 lines
3.0 KiB
C++
117 lines
3.0 KiB
C++
/////////////////////////////////////////////////////////////////////////////
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// Name: helpview.cpp
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// Purpose: wxHtml help browser
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// Please note: see utils/helpview for a more fully-featured
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// standalone help browser.
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/////////////////////////////////////////////////////////////////////////////
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// For compilers that support precompilation, includes "wx/wx.h".
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#include "wx/wxprec.h"
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#ifdef __BORLANDC__
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#pragma hdrstop
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#endif
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// for all others, include the necessary headers (this file is usually all you
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// need because it includes almost all "standard" wxWidgets headers
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#ifndef WX_PRECOMP
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#include "wx/wx.h"
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#endif
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#include "wx/image.h"
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#include "wx/wxhtml.h"
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#include "wx/fs_zip.h"
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#include "wx/log.h"
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#include "wx/filedlg.h"
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// ----------------------------------------------------------------------------
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// private classes
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// ----------------------------------------------------------------------------
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// Define a new application type, each program should derive a class from wxApp
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class MyApp : public wxApp
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{
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public:
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// override base class virtuals
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// ----------------------------
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// this one is called on application startup and is a good place for the app
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// initialization (doing it here and not in the ctor allows to have an error
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// return: if OnInit() returns false, the application terminates)
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virtual bool OnInit();
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virtual int OnExit();
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/// Respond to idle event
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void OnIdle(wxIdleEvent& event);
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private:
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bool m_exitIfNoMainWindow;
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wxHtmlHelpController * help;
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DECLARE_EVENT_TABLE()
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};
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IMPLEMENT_APP(MyApp)
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BEGIN_EVENT_TABLE(MyApp, wxApp)
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EVT_IDLE(MyApp::OnIdle)
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END_EVENT_TABLE()
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bool MyApp::OnInit()
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{
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m_exitIfNoMainWindow = false;
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#ifdef __WXMOTIF__
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delete wxLog::SetActiveTarget(new wxLogStderr); // So dialog boxes aren't used
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#endif
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// Don't exit on frame deletion, since the help window is programmed
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// to cause the app to exit even if it is still open. We need to have the app
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// close by other means.
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SetExitOnFrameDelete(false);
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wxInitAllImageHandlers();
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wxFileSystem::AddHandler(new wxZipFSHandler);
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SetVendorName(wxT("wxWidgets"));
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SetAppName(wxT("wxHTMLHelp"));
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wxConfig::Get(); // create an instance
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help = new wxHtmlHelpController;
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if (argc < 2) {
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wxLogError(wxT("Usage : helpview <helpfile> [<more helpfiles>]"));
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wxLogError(wxT(" helpfile may be .hhp, .zip or .htb"));
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return false;
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}
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for (int i = 1; i < argc; i++)
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help->AddBook(wxFileName(argv[i]));
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#ifdef __WXMOTIF__
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delete wxLog::SetActiveTarget(new wxLogGui);
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#endif
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help -> DisplayContents();
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SetTopWindow(help->GetFrame());
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m_exitIfNoMainWindow = true;
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return true;
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}
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void MyApp::OnIdle(wxIdleEvent& event)
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{
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if (m_exitIfNoMainWindow && !GetTopWindow())
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ExitMainLoop();
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}
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int MyApp::OnExit()
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{
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delete help;
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delete wxConfig::Set(NULL);
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return 0;
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}
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