textctrl.cpp: Removed assert from CanRedo/CanUndo since the best behaviour is

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

diff --git a/src/generic/helphtml.cpp b/src/generic/helphtml.cpp
index 6065eeef1263a4bdc68edad570eb81ab5ddacaba..8aa2840806b67fd6d615803337122ee5bfd190c9 100644 (file)
--- a/src/generic/helphtml.cpp
+++ b/src/generic/helphtml.cpp
@@ -1,27 +1,61 @@
-/*-*- c++ -*-********************************************************
- * helphtml.cpp - base class for html help systems                  *
- *                                                                  *
- * (C) 1999 by Karsten Ballüder (Ballueder@usa.net)                 *
- *                                                                  *
- * $Id$
- *******************************************************************/
+/////////////////////////////////////////////////////////////////////////////
+// Name:        helphtml.cpp
+// Purpose:     base class for html help systems
+// Author:      Karsten Ballueder
+// Modified by:
+// Created:     04/01/98
+// RCS-ID:      $Id$
+// Copyright:   (c) Karsten Ballueder
+// Licence:     wxWindows licence
+/////////////////////////////////////////////////////////////////////////////
+
 #ifdef __GNUG__
 #   pragma implementation "helphtml.h"
 #endif
 
-#include   "wx/setup.h"
-#include   "wx/helpbase.h"
-#include   "wx/generic/helpext.h"
-#include   "wx/string.h"
-#include   "wx/utils.h"
-#include   "wx/list.h"
-#include   "wx/intl.h"
-#include   <stdio.h>
-#include   <ctype.h>
-#include   <sys/stat.h>
-#include   <unistd.h>
+#include "wx/wxprec.h"
+
+#ifdef __BORLANDC__
+    #pragma hdrstop
+#endif
+
+#if wxUSE_HELP
+
+#ifndef WX_PRECOMP
+    #include "wx/setup.h"
+    #include "wx/string.h"
+    #include "wx/utils.h"
+    #include "wx/list.h"
+    #include "wx/intl.h"
+    #include "wx/msgdlg.h"
+    #include "wx/choicdlg.h"
+#endif
+
+#include "wx/helpbase.h"
+#include "wx/generic/helpext.h"
 
+#include <stdio.h>
+#include <ctype.h>
+#ifndef __MWERKS__
+#include <sys/stat.h>
+#endif
+
+#if !defined(__WINDOWS__) && !defined(__OS2__)
+    #include   <unistd.h>
+#endif
 
+// ----------------------------------------------------------------------------
+// constants
+// ----------------------------------------------------------------------------
+
+/// Name for map file.
+#define WXEXTHELP_MAPFILE   _T("wxhelp.map")
+/// Maximum line length in map file.
+#define WXEXTHELP_BUFLEN 512
+/// Character introducing comments/documentation field in map file.
+#define WXEXTHELP_COMMENTCHAR   ';'
+
+#define CONTENTS_ID   0
 
 class wxExtHelpMapEntry : public wxObject
 {
@@ -99,11 +133,16 @@ wxHTMLHelpControllerBase::LoadFile(const wxString& ifile)
          wxChar* f = wxGetWorkingDirectory();
          file = f;
          delete[] f; // wxGetWorkingDirectory returns new memory
+#ifdef __WXMAC__
+         file << ifile;
+#else
          file << WXEXTHELP_SEPARATOR << ifile;
+#endif
       }
       else
          file = ifile;
 
+#if wxUSE_INTL
       // If a locale is set, look in file/localename, i.e.
       // If passed "/usr/local/myapp/help" and the current wxLocale is
       // set to be "de", then look in "/usr/local/myapp/help/de/"
@@ -119,12 +158,13 @@ wxHTMLHelpControllerBase::LoadFile(const wxString& ifile)
          {
             newfile = WXEXTHELP_SEPARATOR;
             const wxChar *cptr = wxGetLocale()->GetName().c_str();
-            while(*cptr && *cptr != _T('_'))
+            while(*cptr && *cptr != wxT('_'))
                newfile << *(cptr++);
             if(wxDirExists(newfile))
                file = newfile;
          }
       }
+#endif
 
       if(! wxDirExists(file))
          return FALSE;
@@ -141,7 +181,7 @@ wxHTMLHelpControllerBase::LoadFile(const wxString& ifile)
    m_MapList = new wxList;
    m_NumOfEntries = 0;
 
-   FILE *input = fopen(mapFile.fn_str(),"rt");
+   FILE *input = wxFopen(mapFile,wxT("rt"));
    if(! input)
       return FALSE;
    do
@@ -180,8 +220,31 @@ wxHTMLHelpControllerBase::DisplayContents()
 {
    if(! m_NumOfEntries)
       return FALSE;
-   wxBusyCursor b; // display a busy cursor
-   return KeywordSearch("");
+
+   wxString contents;
+   wxNode *node = m_MapList->First();
+   wxExtHelpMapEntry *entry;
+   while(node)
+   {
+      entry = (wxExtHelpMapEntry *)node->Data();
+      if(entry->id == CONTENTS_ID)
+      {
+         contents = entry->url;
+         break;
+      }
+      node = node->Next();
+   }
+
+   bool rc = FALSE;
+   wxString file;
+   file << m_MapFile << WXEXTHELP_SEPARATOR << contents;
+   if(file.Contains(wxT('#')))
+      file = file.BeforeLast(wxT('#'));
+   if(contents.Length() && wxFileExists(file))
+      rc = DisplaySection(CONTENTS_ID);
+
+   // if not found, open homemade toc:
+   return rc ? TRUE : KeywordSearch(wxT(""));
 }
 
 bool
@@ -203,6 +266,16 @@ wxHTMLHelpControllerBase::DisplaySection(int sectionNo)
    return FALSE;
 }
 
+bool wxHTMLHelpControllerBase::DisplaySection(const wxString& section)
+{
+    bool isFilename = (section.Find(wxT(".htm")) != -1);
+
+    if (isFilename)
+        return DisplayHelp(section);
+    else
+        return KeywordSearch(section);
+}
+
 bool
 wxHTMLHelpControllerBase::DisplayBlock(long blockNo)
 {
@@ -215,7 +288,6 @@ wxHTMLHelpControllerBase::KeywordSearch(const wxString& k)
    if(! m_NumOfEntries)
       return FALSE;
 
-   wxBusyCursor b; // display a busy cursor
    wxString     *choices = new wxString[m_NumOfEntries];
    wxString     *urls = new wxString[m_NumOfEntries];
    wxString compA, compB;
@@ -226,25 +298,28 @@ wxHTMLHelpControllerBase::KeywordSearch(const wxString& k)
    wxNode       *node = m_MapList->First();
    wxExtHelpMapEntry *entry;
 
-   compA = k; compA.LowerCase(); // we compare case insensitive
-   while(node)
    {
-      entry = (wxExtHelpMapEntry *)node->Data();
-      compB = entry->doc; compB.LowerCase();
-      if((showAll || compB.Contains(k)) && ! compB.IsEmpty())
+      wxBusyCursor b; // display a busy cursor
+      compA = k; compA.LowerCase(); // we compare case insensitive
+      while(node)
       {
-         urls[idx] = entry->url;
-         // doesn't work:
-         // choices[idx] = (**i).doc.Contains((**i).doc.Before(WXEXTHELP_COMMENTCHAR));
-         //if(choices[idx].IsEmpty()) // didn't contain the ';'
-         //   choices[idx] = (**i).doc;
-         choices[idx] = "";
-         for(j=0;entry->doc.c_str()[j]
-                && entry->doc.c_str()[j] != WXEXTHELP_COMMENTCHAR; j++)
-            choices[idx] << entry->doc.c_str()[j];
-         idx++;
+         entry = (wxExtHelpMapEntry *)node->Data();
+         compB = entry->doc; compB.LowerCase();
+         if((showAll || compB.Contains(k)) && ! compB.IsEmpty())
+         {
+            urls[idx] = entry->url;
+            // doesn't work:
+            // choices[idx] = (**i).doc.Contains((**i).doc.Before(WXEXTHELP_COMMENTCHAR));
+            //if(choices[idx].IsEmpty()) // didn't contain the ';'
+            //   choices[idx] = (**i).doc;
+            choices[idx] = "";
+            for(j=0;entry->doc.c_str()[j]
+                   && entry->doc.c_str()[j] != WXEXTHELP_COMMENTCHAR; j++)
+               choices[idx] << entry->doc.c_str()[j];
+            idx++;
+         }
+         node = node->Next();
       }
-      node = node->Next();
    }
 
    if(idx == 1)
@@ -282,3 +357,4 @@ wxHTMLHelpControllerBase::OnQuit()
 {
 }
 
+#endif // wxUSE_HELP