Applied patch [ 603104 ] wxX11 wxClientDC, wxPaintDC fix

[wxWidgets.git] / src / generic / helpext.cpp

diff --git a/src/generic/helpext.cpp b/src/generic/helpext.cpp
index 8f6276fb25bacd9161cb009281a2d9b07d3c1df7..bfd3efb40390083c2aed79b68afc8601587f1313 100644 (file)
--- a/src/generic/helpext.cpp
+++ b/src/generic/helpext.cpp
@@ -46,6 +46,11 @@
 
 IMPLEMENT_CLASS(wxExtHelpController, wxHTMLHelpControllerBase)
 
+/// Name of environment variable to set help browser.
+#define   WXEXTHELP_ENVVAR_BROWSER   "WX_HELPBROWSER"
+/// Is browser a netscape browser?
+#define   WXEXTHELP_ENVVAR_BROWSERISNETSCAPE "WX_HELPBROWSER_NS"
+
 /**
    This class implements help via an external browser.
    It requires the name of a directory containing the documentation
@@ -98,7 +103,9 @@ wxExtHelpController::DisplayHelp(const wxString &relativeURL)
    }
    else
       return true;
+
 #elif  defined(__WXPM__)
+
    wxString url;
    url << m_MapFile << '\\' << relativeURL.BeforeFirst('#');
 //   will have to fix for OS/2, later.....DW
@@ -111,10 +118,19 @@ wxExtHelpController::DisplayHelp(const wxString &relativeURL)
 //   }
 //   else
       return TRUE;
-#else
-   // assume UNIX
+
+#elif defined(__DOS__)
+
    wxString command;
+   command = m_BrowserName;
+   command << wxT(" file://")
+           << m_MapFile << WXEXTHELP_SEPARATOR << relativeURL;
+   return wxExecute(command) != 0;
 
+#else // UNIX
+   wxString command;
+
+#ifndef __EMX__
    if(m_BrowserIsNetscape) // try re-loading first
    {
       wxString lockfile;
@@ -130,7 +146,7 @@ wxExtHelpController::DisplayHelp(const wxString &relativeURL)
       // cannot use wxFileExists, because it's a link pointing to a
       // non-existing location      if(wxFileExists(lockfile))
 #endif
-       {
+      {
          long success;
          command << m_BrowserName << wxT(" -remote openURL(")
                  << wxT("file://") << m_MapFile
@@ -140,6 +156,7 @@ wxExtHelpController::DisplayHelp(const wxString &relativeURL)
             return TRUE;
       }
    }
+#endif
    command = m_BrowserName;
    command << wxT(" file://")
            << m_MapFile << WXEXTHELP_SEPARATOR << relativeURL;