]> git.saurik.com Git - wxWidgets.git/blobdiff - src/generic/helpext.cpp
atsu for textctrl
[wxWidgets.git] / src / generic / helpext.cpp
index 27da9579781d34620326227811a1b2bcf9733c29..fcf5f1f82a815b29765929d74e2eb33808366378 100644 (file)
     #pragma hdrstop
 #endif
 
-#if wxUSE_HELP && !defined(__WXWINCE__) && (!defined(__WXMAC__) || defined(__WXMAC_OSX__))
+#if wxUSE_HELP && !defined(__WXWINCE__)
 
 #ifndef WX_PRECOMP
+    #include "wx/list.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"
@@ -73,16 +73,15 @@ IMPLEMENT_CLASS(wxExtHelpController, wxHelpControllerBase)
    and a file mapping numerical Section numbers to relative URLS.
 */
 
-wxExtHelpController::wxExtHelpController(wxWindow* parentWindow):
-    wxHelpControllerBase(parentWindow)
+wxExtHelpController::wxExtHelpController(wxWindow* parentWindow)
+                   : wxHelpControllerBase(parentWindow)
 {
-   m_MapList = (wxList*) NULL;
+   m_MapList = NULL;
    m_NumOfEntries = 0;
-   m_BrowserName = WXEXTHELP_DEFAULTBROWSER;
-   m_BrowserIsNetscape = WXEXTHELP_DEFAULTBROWSER_IS_NETSCAPE;
+   m_BrowserIsNetscape = false;
 
    wxChar *browser = wxGetenv(WXEXTHELP_ENVVAR_BROWSER);
-   if(browser)
+   if (browser)
    {
       m_BrowserName = browser;
       browser = wxGetenv(WXEXTHELP_ENVVAR_BROWSERISNETSCAPE);
@@ -104,85 +103,34 @@ void wxExtHelpController::SetBrowser(const wxString& browsername, bool isNetscap
 // Set viewer: new, generic name for SetBrowser
 void wxExtHelpController::SetViewer(const wxString& viewer, long flags)
 {
-    SetBrowser(viewer, ((flags & wxHELP_NETSCAPE) == wxHELP_NETSCAPE));
+    SetBrowser(viewer, (flags & wxHELP_NETSCAPE) != 0);
 }
 
-bool
-wxExtHelpController::DisplayHelp(const wxString &relativeURL)
+bool wxExtHelpController::DisplayHelp(const wxString &relativeURL)
 {
-   wxBusyCursor b; // display a busy cursor
-
-
-#if defined(__WXMSW__)
-   wxString url;
-   url << m_helpDir << '\\' << relativeURL.BeforeFirst('#');
-   bool bOk = (int)ShellExecute(NULL, wxT("open"), url.c_str(),
-                                NULL, NULL, SW_SHOWNORMAL ) > 32;
-   if ( !bOk )
-   {
-      wxLogSysError(_("Cannot open URL '%s'"), relativeURL.c_str());
-      return false;
-   }
+    // construct hte URL to open -- it's just a file
+    wxString url(_T("file://") + m_helpDir);
+    url << wxFILE_SEP_PATH << relativeURL;
 
-   return true;
-#elif  defined(__OS2__)
+    // use the explicit browser program if specified
+    if ( !m_BrowserName.empty() )
+    {
+        if ( m_BrowserIsNetscape )
+        {
+            wxString command;
+            command << m_BrowserName
+                    << wxT(" -remote openURL(") << url << wxT(')');
+            if ( wxExecute(command, wxEXEC_SYNC) != -1 )
+                return true;
+        }
 
-   wxString url;
-   url << m_helpDir << '\\' << relativeURL.BeforeFirst('#');
-//   will have to fix for OS/2, later.....DW
-//   bool bOk = (int)ShellExecute(NULL, "open", url,
-//                                NULL, NULL, SW_SHOWNORMAL ) > 32;
-//   if ( !bOk )
-//   {
-//      wxLogSysError(_("Cannot open URL '%s'"), relativeURL.c_str());
-//      return false;
-//   }
-//   else
-      return true;
-
-#elif defined(__DOS__)
-
-   wxString command;
-   command = m_BrowserName;
-   command << wxT(" file://")
-           << m_helpDir << wxFILE_SEP_PATH << relativeURL;
-   return wxExecute(command) != 0;
-
-#else // UNIX
-   wxString command;
-
-#ifndef __EMX__
-   if(m_BrowserIsNetscape) // try re-loading first
-   {
-      wxString lockfile;
-      wxGetHomeDir(&lockfile);
-#ifdef __VMS__
-      lockfile << wxFILE_SEP_PATH << wxT(".netscape]lock.");
-      struct stat statbuf;
-      if(stat(lockfile.fn_str(), &statbuf) == 0)
-#else
-      lockfile << wxFILE_SEP_PATH << wxT(".netscape/lock");
-      struct stat statbuf;
-      if(lstat(lockfile.fn_str(), &statbuf) == 0)
-      // 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_helpDir
-                 << wxFILE_SEP_PATH << relativeURL << wxT(")");
-         success = wxExecute(command);
-         if(success != 0 ) // returns PID on success
+        if ( wxExecute(m_BrowserName + _T(' ') + url, wxEXEC_SYNC) != -1 )
             return true;
-      }
-   }
-#endif
-   command = m_BrowserName;
-   command << wxT(" file://")
-           << m_helpDir << wxFILE_SEP_PATH << relativeURL;
-   return wxExecute(command) != 0;
-#endif
+    }
+    //else: either no browser explicitly specified or we failed to open it
+
+    // just use default browser
+    return wxLaunchDefaultBrowser(url);
 }
 
 class wxExtHelpMapEntry : public wxObject
@@ -197,7 +145,7 @@ public:
 
 void wxExtHelpController::DeleteList()
 {
-   if(m_MapList)
+   if (m_MapList)
    {
       wxList::compatibility_iterator node = m_MapList->GetFirst();
       while (node)
@@ -206,23 +154,20 @@ void wxExtHelpController::DeleteList()
          m_MapList->Erase(node);
          node = m_MapList->GetFirst();
       }
+
       delete m_MapList;
       m_MapList = (wxList*) NULL;
    }
 }
 
-/** This must be called to tell the controller where to find the
-    documentation.
-    @param file - NOT a filename, but a directory name.
-    @return true on success
-*/
-bool
-wxExtHelpController::Initialize(const wxString& file)
+// This must be called to tell the controller where to find the documentation.
+//  @param file - NOT a filename, but a directory name.
+//  @return true on success
+bool wxExtHelpController::Initialize(const wxString& file)
 {
    return LoadFile(file);
 }
 
-
 bool wxExtHelpController::ParseMapFileLine(const wxString& line)
 {
     const wxChar *p = line.c_str();
@@ -295,7 +240,7 @@ bool wxExtHelpController::LoadFile(const wxString& file)
         helpDirLoc.AppendDir(locName);
         dirExists = helpDirLoc.DirExists();
 
-        if ( !dirExists )
+        if ( ! dirExists )
         {
             // try without encoding
             const wxString locNameWithoutEncoding = locName.BeforeLast(_T('.'));
@@ -324,7 +269,7 @@ bool wxExtHelpController::LoadFile(const wxString& file)
     }
 #endif // wxUSE_INTL
 
-    if ( !dirExists && !helpDir.DirExists() )
+    if ( ! dirExists && !helpDir.DirExists() )
     {
         wxLogError(_("Help directory \"%s\" not found."),
                    helpDir.GetFullPath().c_str());
@@ -332,7 +277,7 @@ bool wxExtHelpController::LoadFile(const wxString& file)
     }
 
     const wxFileName mapFile(helpDir.GetFullPath(), WXEXTHELP_MAPFILE);
-    if ( !mapFile.FileExists() )
+    if ( ! mapFile.FileExists() )
     {
         wxLogError(_("Help file \"%s\" not found."),
                    mapFile.GetFullPath().c_str());
@@ -371,54 +316,54 @@ bool wxExtHelpController::LoadFile(const wxString& file)
 }
 
 
-bool
-wxExtHelpController::DisplayContents()
+bool wxExtHelpController::DisplayContents()
 {
-   if(! m_NumOfEntries)
+   if (! m_NumOfEntries)
       return false;
 
    wxString contents;
    wxList::compatibility_iterator node = m_MapList->GetFirst();
    wxExtHelpMapEntry *entry;
-   while(node)
+   while (node)
    {
       entry = (wxExtHelpMapEntry *)node->GetData();
-      if(entry->id == CONTENTS_ID)
+      if (entry->id == CONTENTS_ID)
       {
          contents = entry->url;
          break;
       }
+
       node = node->GetNext();
    }
 
    bool rc = false;
    wxString file;
    file << m_helpDir << wxFILE_SEP_PATH << contents;
-   if(file.Contains(wxT('#')))
+   if (file.Contains(wxT('#')))
       file = file.BeforeLast(wxT('#'));
-   if(contents.length() && wxFileExists(file))
+   if (contents.length() && wxFileExists(file))
       rc = DisplaySection(CONTENTS_ID);
 
    // if not found, open homemade toc:
    return rc ? true : KeywordSearch(wxEmptyString);
 }
 
-bool
-wxExtHelpController::DisplaySection(int sectionNo)
+bool wxExtHelpController::DisplaySection(int sectionNo)
 {
-   if(! m_NumOfEntries)
+   if (! m_NumOfEntries)
       return false;
 
    wxBusyCursor b; // display a busy cursor
    wxList::compatibility_iterator node = m_MapList->GetFirst();
    wxExtHelpMapEntry *entry;
-   while(node)
+   while (node)
    {
       entry = (wxExtHelpMapEntry *)node->GetData();
-      if(entry->id == sectionNo)
+      if (entry->id == sectionNo)
          return DisplayHelp(entry->url);
       node = node->GetNext();
    }
+
    return false;
 }
 
@@ -432,74 +377,104 @@ bool wxExtHelpController::DisplaySection(const wxString& section)
         return KeywordSearch(section);
 }
 
-bool
-wxExtHelpController::DisplayBlock(long blockNo)
+bool wxExtHelpController::DisplayBlock(long blockNo)
 {
    return DisplaySection((int)blockNo);
 }
 
-bool
-wxExtHelpController::KeywordSearch(const wxString& k,
+bool wxExtHelpController::KeywordSearch(const wxString& k,
                                    wxHelpSearchMode WXUNUSED(mode))
 {
-   if(! m_NumOfEntries)
+   if (! m_NumOfEntries)
       return false;
 
-   wxString     *choices = new wxString[m_NumOfEntries];
-   wxString     *urls = new wxString[m_NumOfEntries];
-   wxString compA, compB;
+   wxString *choices = new wxString[m_NumOfEntries];
+   wxString *urls = new wxString[m_NumOfEntries];
 
-   int          idx = 0, j;
-   bool         rc;
+   int          idx = 0;
+   bool         rc = false;
    bool         showAll = k.empty();
+
    wxList::compatibility_iterator node = m_MapList->GetFirst();
-   wxExtHelpMapEntry *entry;
 
    {
-      wxBusyCursor b; // display a busy cursor
-      compA = k; compA.LowerCase(); // we compare case insensitive
-      while(node)
-      {
-         entry = (wxExtHelpMapEntry *)node->GetData();
-         compB = entry->doc; compB.LowerCase();
-         if((showAll || compB.Contains(k)) && ! compB.empty())
-         {
-            urls[idx] = entry->url;
-            // doesn't work:
-            // choices[idx] = (**i).doc.Contains((**i).doc.Before(WXEXTHELP_COMMENTCHAR));
-            //if(choices[idx].empty()) // didn't contain the ';'
-            //   choices[idx] = (**i).doc;
-            choices[idx] = wxEmptyString;
-            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->GetNext();
-      }
-   }
+        // display a busy cursor
+        wxBusyCursor b;
+        wxString compA, compB;
+        wxExtHelpMapEntry *entry;
 
-   if(idx == 1)
-      rc = DisplayHelp(urls[0]);
-   else if(idx == 0)
-   {
-      wxMessageBox(_("No entries found."));
-      rc = false;
-   }
-   else
-   {
-      idx = wxGetSingleChoiceIndex(showAll ? _("Help Index") : _("Relevant entries:"),
-                                   showAll ? _("Help Index") : _("Entries found"),
-                                   idx,choices);
-      if(idx != -1)
-         rc = DisplayHelp(urls[idx]);
-      else
-         rc = false;
-   }
-   delete[] urls;
-   delete[] choices;
+        // we compare case insensitive
+        if (! showAll)
+        {
+            compA = k;
+            compA.LowerCase();
+        }
+
+        while (node)
+        {
+            entry = (wxExtHelpMapEntry *)node->GetData();
+            compB = entry->doc;
 
-   return rc;
+            bool testTarget = ! compB.empty();
+            if (testTarget && ! showAll)
+            {
+                compB.LowerCase();
+                testTarget = compB.Contains(compA);
+            }
+
+            if (testTarget)
+            {
+                urls[idx] = entry->url;
+                // doesn't work:
+                // choices[idx] = (**i).doc.Contains((**i).doc.Before(WXEXTHELP_COMMENTCHAR));
+                //if (choices[idx].empty()) // didn't contain the ';'
+                //   choices[idx] = (**i).doc;
+                choices[idx] = wxEmptyString;
+                for (int j=0; ; j++)
+                {
+                    wxChar targetChar = entry->doc.c_str()[j];
+                    if ((targetChar == 0) || (targetChar == WXEXTHELP_COMMENTCHAR))
+                        break;
+
+                    choices[idx] << targetChar;
+                }
+
+                idx++;
+            }
+
+            node = node->GetNext();
+        }
+    }
+
+    switch (idx)
+    {
+    case 0:
+        wxMessageBox(_("No entries found."));
+        break;
+
+    case 1:
+        rc = DisplayHelp(urls[0]);
+        break;
+
+    default:
+        if (showAll)
+            idx = wxGetSingleChoiceIndex(_("Help Index"),
+                                         _("Help Index"),
+                                         idx, choices);
+        else
+            idx = wxGetSingleChoiceIndex(_("Relevant entries:"),
+                                         _("Entries found"),
+                                         idx, choices);
+
+        if (idx >= 0)
+            rc = DisplayHelp(urls[idx]);
+        break;
+    }
+
+    delete [] urls;
+    delete [] choices;
+
+    return rc;
 }
 
 
@@ -512,5 +487,4 @@ void wxExtHelpController::OnQuit()
 {
 }
 
-
 #endif // wxUSE_HELP