changed background color reference from light gray to assigned bkgd color

[wxWidgets.git] / src / html / helpfrm.cpp

diff --git a/src/html/helpfrm.cpp b/src/html/helpfrm.cpp
index c10b8254c5ab0c63351732783d293c596e2d7f5d..3f403439b69737015adc5bf1e350b29813b3b7a0 100644 (file)
--- a/src/html/helpfrm.cpp
+++ b/src/html/helpfrm.cpp
@@ -9,10 +9,6 @@
 // Licence:     wxWindows licence
 /////////////////////////////////////////////////////////////////////////////
 
 // Licence:     wxWindows licence
 /////////////////////////////////////////////////////////////////////////////
 

-#ifdef __GNUG__
-#pragma implementation
-#endif
-

 // For compilers that support precompilation, includes "wx.h"
 
 #include "wx/wxprec.h"
 // For compilers that support precompilation, includes "wx.h"
 
 #include "wx/wxprec.h"


@@ -21,15 +17,28 @@
 #pragma hdrstop
 #endif
 
 #pragma hdrstop
 #endif
 

-#include "wx/defs.h"
+#if wxUSE_WXHTML_HELP

 
 

-#if wxUSE_HTML && wxUSE_STREAMS

 #ifndef WXPRECOMP
 #ifndef WXPRECOMP

-#include "wx/wx.h"
+    #include "wx/intl.h"
+    #include "wx/log.h"
+
+    #include "wx/object.h"
+    #include "wx/sizer.h"
+
+    #include "wx/bmpbuttn.h"
+    #include "wx/statbox.h"
+    #include "wx/radiobox.h"
+#endif // WXPRECOMP
+
+#ifdef __WXMAC__
+    #include "wx/menu.h"
+    #include "wx/msgdlg.h"

 #endif
 
 #include "wx/html/helpfrm.h"
 #include "wx/html/helpctrl.h"
 #endif
 
 #include "wx/html/helpfrm.h"
 #include "wx/html/helpctrl.h"

+#include "wx/textctrl.h"

 #include "wx/notebook.h"
 #include "wx/imaglist.h"
 #include "wx/treectrl.h"
 #include "wx/notebook.h"
 #include "wx/imaglist.h"
 #include "wx/treectrl.h"


@@ -42,32 +51,19 @@
 #include "wx/fontenum.h"
 #include "wx/stream.h"
 #include "wx/filedlg.h"
 #include "wx/fontenum.h"
 #include "wx/stream.h"
 #include "wx/filedlg.h"

-
-// Bitmaps:
-
-#ifndef __WXMSW__
-#include "bitmaps/wpanel.xpm"
-#include "bitmaps/wback.xpm"
-#include "bitmaps/wforward.xpm"
-#include "bitmaps/wbook.xpm"
-#include "bitmaps/woptions.xpm"
-#include "bitmaps/wfolder.xpm"
-#include "bitmaps/wpage.xpm"
-#include "bitmaps/whelp.xpm"
-#include "bitmaps/whlproot.xpm"
-#include "bitmaps/wbkadd.xpm"
-#include "bitmaps/wbkdel.xpm"
-#include "bitmaps/wup.xpm"
-#include "bitmaps/wupnode.xpm"
-#include "bitmaps/wdown.xpm"
-#include "bitmaps/wopen.xpm"
-#include "bitmaps/wprint.xpm"
-#endif
-
+#include "wx/artprov.h"
+#include "wx/spinctrl.h"
+#include "wx/dynarray.h"
+#include "wx/choicdlg.h"
+#include "wx/settings.h"

 
 // what is considered "small index"?
 #define INDEX_IS_SMALL 100
 
 
 // what is considered "small index"?
 #define INDEX_IS_SMALL 100
 

+/* Motif defines this as a macro */
+#ifdef Below
+#undef Below
+#endif

 
 //--------------------------------------------------------------------------
 // wxHtmlHelpTreeItemData (private)
 
 //--------------------------------------------------------------------------
 // wxHtmlHelpTreeItemData (private)


@@ -111,24 +107,132 @@ class wxHtmlHelpHashData : public wxObject
 class wxHtmlHelpHtmlWindow : public wxHtmlWindow
 {
     public:
 class wxHtmlHelpHtmlWindow : public wxHtmlWindow
 {
     public:

-        wxHtmlHelpHtmlWindow(wxHtmlHelpFrame *fr, wxWindow *parent) : wxHtmlWindow(parent), m_Frame(fr) {}
+        wxHtmlHelpHtmlWindow(wxHtmlHelpFrame *fr, wxWindow *parent)
+            : wxHtmlWindow(parent), m_Frame(fr)
+        {
+            SetStandardFonts();
+        }

 
         virtual void OnLinkClicked(const wxHtmlLinkInfo& link)
         {
             wxHtmlWindow::OnLinkClicked(link);
 
         virtual void OnLinkClicked(const wxHtmlLinkInfo& link)
         {
             wxHtmlWindow::OnLinkClicked(link);

-            m_Frame->NotifyPageChanged();
+            const wxMouseEvent *e = link.GetEvent();
+            if (e == NULL || e->LeftUp())
+                m_Frame->NotifyPageChanged();
+        }
+
+        // Returns full location with anchor (helper)
+        static wxString GetOpenedPageWithAnchor(wxHtmlWindow *win)
+        {
+            if(!win)
+                return wxEmptyString;
+
+            wxString an = win->GetOpenedAnchor();
+            wxString pg = win->GetOpenedPage();
+            if(!an.empty())
+            {
+                pg << wxT("#");
+                pg << an;
+            }
+            return pg;

         }
 
     private:
         wxHtmlHelpFrame *m_Frame;
         }
 
     private:
         wxHtmlHelpFrame *m_Frame;

+
+    DECLARE_NO_COPY_CLASS(wxHtmlHelpHtmlWindow)
+};
+
+
+//---------------------------------------------------------------------------
+// wxHtmlHelpFrame::m_mergedIndex
+//---------------------------------------------------------------------------
+
+WX_DEFINE_ARRAY_PTR(const wxHtmlHelpDataItem*, wxHtmlHelpDataItemPtrArray);
+
+struct wxHtmlHelpMergedIndexItem
+{
+    wxHtmlHelpMergedIndexItem *parent;
+    wxString                   name;
+    wxHtmlHelpDataItemPtrArray items;

 };
 
 };
 

+WX_DECLARE_OBJARRAY(wxHtmlHelpMergedIndexItem, wxHtmlHelpMergedIndex);
+#include "wx/arrimpl.cpp"
+WX_DEFINE_OBJARRAY(wxHtmlHelpMergedIndex)
+
+void wxHtmlHelpFrame::UpdateMergedIndex()
+{
+    delete m_mergedIndex;
+    m_mergedIndex = new wxHtmlHelpMergedIndex;
+    wxHtmlHelpMergedIndex& merged = *m_mergedIndex;
+
+    const wxHtmlHelpDataItems& items = m_Data->GetIndexArray();
+    size_t len = items.size();
+
+    wxHtmlHelpMergedIndexItem *history[128] = {NULL};
+
+    for (size_t i = 0; i < len; i++)
+    {
+        const wxHtmlHelpDataItem& item = items[i];
+        wxASSERT_MSG( item.level < 128, _T("nested index entries too deep") );
+
+        if (history[item.level] &&
+            history[item.level]->items[0]->name == item.name)
+        {
+            // same index entry as previous one, update list of items
+            history[item.level]->items.Add(&item);
+        }
+        else
+        {
+            // new index entry
+            wxHtmlHelpMergedIndexItem *mi = new wxHtmlHelpMergedIndexItem();
+            mi->name = item.GetIndentedName();
+            mi->items.Add(&item);
+            mi->parent = (item.level == 0) ? NULL : history[item.level - 1];
+            history[item.level] = mi;
+            merged.Add(mi);
+        }
+    }
+}

 
 
 //---------------------------------------------------------------------------
 // wxHtmlHelpFrame
 //---------------------------------------------------------------------------
 
 
 
 //---------------------------------------------------------------------------
 // wxHtmlHelpFrame
 //---------------------------------------------------------------------------
 

+// Command IDs :
+enum
+{
+    //wxID_HTML_HELPFRAME = wxID_HIGHEST + 1,
+    wxID_HTML_PANEL = wxID_HIGHEST + 2,
+    wxID_HTML_BACK,
+    wxID_HTML_FORWARD,
+    wxID_HTML_UPNODE,
+    wxID_HTML_UP,
+    wxID_HTML_DOWN,
+    wxID_HTML_PRINT,
+    wxID_HTML_OPENFILE,
+    wxID_HTML_OPTIONS,
+    wxID_HTML_BOOKMARKSLIST,
+    wxID_HTML_BOOKMARKSADD,
+    wxID_HTML_BOOKMARKSREMOVE,
+    wxID_HTML_TREECTRL,
+    wxID_HTML_INDEXPAGE,
+    wxID_HTML_INDEXLIST,
+    wxID_HTML_INDEXTEXT,
+    wxID_HTML_INDEXBUTTON,
+    wxID_HTML_INDEXBUTTONALL,
+    wxID_HTML_NOTEBOOK,
+    wxID_HTML_SEARCHPAGE,
+    wxID_HTML_SEARCHTEXT,
+    wxID_HTML_SEARCHLIST,
+    wxID_HTML_SEARCHBUTTON,
+    wxID_HTML_SEARCHCHOICE,
+    wxID_HTML_COUNTINFO
+};
+
+

 IMPLEMENT_DYNAMIC_CLASS(wxHtmlHelpFrame, wxFrame)
 
 wxHtmlHelpFrame::wxHtmlHelpFrame(wxWindow* parent, wxWindowID id, const wxString& title,
 IMPLEMENT_DYNAMIC_CLASS(wxHtmlHelpFrame, wxFrame)
 
 wxHtmlHelpFrame::wxHtmlHelpFrame(wxWindow* parent, wxWindowID id, const wxString& title,


@@ -143,13 +247,17 @@ void wxHtmlHelpFrame::Init(wxHtmlHelpData* data)
     if (data)
     {
         m_Data = data;
     if (data)
     {
         m_Data = data;

-        m_DataCreated = FALSE;
+        m_DataCreated = false;

     } else
     {
         m_Data = new wxHtmlHelpData();
     } else
     {
         m_Data = new wxHtmlHelpData();

-        m_DataCreated = TRUE;
+        m_DataCreated = true;

     }
 
     }
 

+    m_ContentsPage = 0;
+    m_IndexPage = 0;
+    m_SearchPage = 0;
+

     m_ContentsBox = NULL;
     m_IndexList = NULL;
     m_IndexButton = NULL;
     m_ContentsBox = NULL;
     m_IndexList = NULL;
     m_IndexButton = NULL;


@@ -162,30 +270,37 @@ void wxHtmlHelpFrame::Init(wxHtmlHelpData* data)
     m_IndexCountInfo = NULL;
     m_Splitter = NULL;
     m_NavigPan = NULL;
     m_IndexCountInfo = NULL;
     m_Splitter = NULL;
     m_NavigPan = NULL;

+    m_NavigNotebook = NULL;

     m_HtmlWin = NULL;
     m_Bookmarks = NULL;
     m_SearchCaseSensitive = NULL;
     m_SearchWholeWords = NULL;
 
     m_HtmlWin = NULL;
     m_Bookmarks = NULL;
     m_SearchCaseSensitive = NULL;
     m_SearchWholeWords = NULL;
 

+    m_mergedIndex = NULL;
+

     m_Config = NULL;
     m_ConfigRoot = wxEmptyString;
 
     m_Config = NULL;
     m_ConfigRoot = wxEmptyString;
 

-    m_Cfg.x = m_Cfg.y = 0;
+    m_Cfg.x = m_Cfg.y = wxDefaultCoord;

     m_Cfg.w = 700;
     m_Cfg.h = 480;
     m_Cfg.sashpos = 240;
     m_Cfg.w = 700;
     m_Cfg.h = 480;
     m_Cfg.sashpos = 240;

-    m_Cfg.navig_on = TRUE;
+    m_Cfg.navig_on = true;

 
     m_NormalFonts = m_FixedFonts = NULL;
     m_NormalFace = m_FixedFace = wxEmptyString;
 
     m_NormalFonts = m_FixedFonts = NULL;
     m_NormalFace = m_FixedFace = wxEmptyString;

-    m_FontSize = 1;
+#ifdef __WXMSW__
+    m_FontSize = 10;
+#else
+    m_FontSize = 14;
+#endif

 
 #if wxUSE_PRINTING_ARCHITECTURE
     m_Printer = NULL;
 #endif
 
     m_PagesHash = NULL;
 
 #if wxUSE_PRINTING_ARCHITECTURE
     m_Printer = NULL;
 #endif
 
     m_PagesHash = NULL;

-    m_UpdateContents = TRUE;
+    m_UpdateContents = true;

     m_helpController = (wxHelpControllerBase*) NULL;
 }
 
     m_helpController = (wxHelpControllerBase*) NULL;
 }
 


@@ -198,40 +313,76 @@ void wxHtmlHelpFrame::Init(wxHtmlHelpData* data)
 // moreover, if no contents, index or searchpage is needed, m_Splitter and
 // m_NavigPan will be NULL too (with m_HtmlWin directly connected to the frame)
 
 // moreover, if no contents, index or searchpage is needed, m_Splitter and
 // m_NavigPan will be NULL too (with m_HtmlWin directly connected to the frame)
 

-bool wxHtmlHelpFrame::Create(wxWindow* parent, wxWindowID id, const wxString& title,
-                             int style)
+bool wxHtmlHelpFrame::Create(wxWindow* parent, wxWindowID id,
+                             const wxString& WXUNUSED(title), int style)

 {
 {

+    m_hfStyle = style;
+

     wxImageList *ContentsImageList = new wxImageList(16, 16);
     wxImageList *ContentsImageList = new wxImageList(16, 16);

-    ContentsImageList->Add(wxICON(wbook));
-    ContentsImageList->Add(wxICON(wfolder));
-    ContentsImageList->Add(wxICON(wpage));
-    ContentsImageList->Add(wxICON(whlproot));
+    ContentsImageList->Add(wxArtProvider::GetIcon(wxART_HELP_BOOK,
+                                                  wxART_HELP_BROWSER,
+                                                  wxSize(16, 16)));
+    ContentsImageList->Add(wxArtProvider::GetIcon(wxART_HELP_FOLDER,
+                                                  wxART_HELP_BROWSER,
+                                                  wxSize(16, 16)));
+    ContentsImageList->Add(wxArtProvider::GetIcon(wxART_HELP_PAGE,
+                                                  wxART_HELP_BROWSER,
+                                                  wxSize(16, 16)));

 
     // Do the config in two steps. We read the HtmlWindow customization after we
     // create the window.
     if (m_Config)
         ReadCustomization(m_Config, m_ConfigRoot);
 
 
     // Do the config in two steps. We read the HtmlWindow customization after we
     // create the window.
     if (m_Config)
         ReadCustomization(m_Config, m_ConfigRoot);
 

-    wxFrame::Create(parent, id, _("Help"), wxPoint(m_Cfg.x, m_Cfg.y), wxSize(m_Cfg.w, m_Cfg.h), wxDEFAULT_FRAME_STYLE, "wxHtmlHelp");
+    wxFrame::Create(parent, id, _("Help"),
+                    wxPoint(m_Cfg.x, m_Cfg.y), wxSize(m_Cfg.w, m_Cfg.h),
+                    wxDEFAULT_FRAME_STYLE, wxT("wxHtmlHelp"));

 
     GetPosition(&m_Cfg.x, &m_Cfg.y);
 
 
     GetPosition(&m_Cfg.x, &m_Cfg.y);
 

-    SetIcon(wxICON(whelp));
+    SetIcon(wxArtProvider::GetIcon(wxART_HELP, wxART_HELP_BROWSER));
+
+    // On the Mac, each modeless frame must have a menubar.
+    // TODO: add more menu items, and perhaps add a style to show
+    // the menubar: compulsory on the Mac, optional elsewhere.
+#ifdef __WXMAC__
+    wxMenuBar* menuBar = new wxMenuBar;
+
+    wxMenu* fileMenu = new wxMenu;
+    fileMenu->Append(wxID_HTML_OPENFILE, _("&Open..."));
+    fileMenu->AppendSeparator();
+    fileMenu->Append(wxID_CLOSE, _("&Close"));
+
+    wxMenu* helpMenu = new wxMenu;
+    helpMenu->Append(wxID_ABOUT, _("&About..."));
+    // Ensures we don't get an empty help menu
+    helpMenu->Append(wxID_HELP_CONTENTS, _("&About..."));
+
+    menuBar->Append(fileMenu,_("&File"));
+    menuBar->Append(helpMenu,_("&Help"));
+    SetMenuBar(menuBar);
+#endif

 
     int notebook_page = 0;
 
 
     int notebook_page = 0;
 

+#if wxUSE_STATUSBAR

     CreateStatusBar();
     CreateStatusBar();

+#endif // wxUSE_STATUSBAR

 
 

+#if wxUSE_TOOLBAR

     // toolbar?
     // toolbar?

-    if (style & (wxHF_TOOLBAR | wxHF_FLATTOOLBAR))
+    if (style & (wxHF_TOOLBAR | wxHF_FLAT_TOOLBAR))

     {
         wxToolBar *toolBar = CreateToolBar(wxNO_BORDER | wxTB_HORIZONTAL |
                                            wxTB_DOCKABLE |
     {
         wxToolBar *toolBar = CreateToolBar(wxNO_BORDER | wxTB_HORIZONTAL |
                                            wxTB_DOCKABLE |

-                                           (style & wxHF_FLATTOOLBAR ? wxTB_FLAT : 0));
+                                           (style & wxHF_FLAT_TOOLBAR ? wxTB_FLAT : 0));

         toolBar->SetMargins( 2, 2 );
         AddToolbarButtons(toolBar, style);
         toolBar->Realize();
     }
         toolBar->SetMargins( 2, 2 );
         AddToolbarButtons(toolBar, style);
         toolBar->Realize();
     }

+#endif //wxUSE_TOOLBAR
+
+    wxSizer *navigSizer = NULL;

 
     if (style & (wxHF_CONTENTS | wxHF_INDEX | wxHF_SEARCH))
     {
 
     if (style & (wxHF_CONTENTS | wxHF_INDEX | wxHF_SEARCH))
     {


@@ -240,8 +391,14 @@ bool wxHtmlHelpFrame::Create(wxWindow* parent, wxWindowID id, const wxString& ti
         m_Splitter = new wxSplitterWindow(this);
 
         m_HtmlWin = new wxHtmlHelpHtmlWindow(this, m_Splitter);
         m_Splitter = new wxSplitterWindow(this);
 
         m_HtmlWin = new wxHtmlHelpHtmlWindow(this, m_Splitter);

-        m_NavigPan = new wxNotebook(m_Splitter, wxID_HTML_NOTEBOOK,
-                                    wxDefaultPosition, wxDefaultSize);
+        m_NavigPan = new wxPanel(m_Splitter, wxID_ANY);
+        m_NavigNotebook = new wxNotebook(m_NavigPan, wxID_HTML_NOTEBOOK,
+                                         wxDefaultPosition, wxDefaultSize);
+
+        navigSizer = new wxBoxSizer(wxVERTICAL);
+        navigSizer->Add(m_NavigNotebook, 1, wxEXPAND);
+
+        m_NavigPan->SetSizer(navigSizer);

     }
     else
     { // only html window, no notebook with index,contents etc
     }
     else
     { // only html window, no notebook with index,contents etc


@@ -249,258 +406,232 @@ bool wxHtmlHelpFrame::Create(wxWindow* parent, wxWindowID id, const wxString& ti
     }
 
     m_HtmlWin->SetRelatedFrame(this, m_TitleFormat);
     }
 
     m_HtmlWin->SetRelatedFrame(this, m_TitleFormat);

+#if wxUSE_STATUSBAR

     m_HtmlWin->SetRelatedStatusBar(0);
     m_HtmlWin->SetRelatedStatusBar(0);

-    if (m_Config)
+#endif // wxUSE_STATUSBAR
+    if ( m_Config )

         m_HtmlWin->ReadCustomization(m_Config, m_ConfigRoot);
 
     // contents tree panel?
         m_HtmlWin->ReadCustomization(m_Config, m_ConfigRoot);
 
     // contents tree panel?

-    if (style & wxHF_CONTENTS)
+    if ( style & wxHF_CONTENTS )

     {
     {

-        wxWindow *dummy = new wxPanel(m_NavigPan, wxID_HTML_INDEXPAGE);
-
-        if (style & wxHF_BOOKMARKS)
-           {
-            wxLayoutConstraints *b1 = new wxLayoutConstraints;
-            wxBitmapButton *bmpbt = new wxBitmapButton(dummy, wxID_HTML_BOOKMARKSREMOVE, wxBITMAP(wbkdel), wxDefaultPosition, wxSize(20,20));
+        wxWindow *dummy = new wxPanel(m_NavigNotebook, wxID_HTML_INDEXPAGE);
+        wxSizer *topsizer = new wxBoxSizer(wxVERTICAL);

 
 

-            b1->top.SameAs (dummy, wxTop, 10);
-            b1->right.SameAs (dummy, wxRight, 10);
-            b1->height.AsIs();
-            b1->width.AsIs();
-            bmpbt->SetConstraints(b1);
+        topsizer->Add(0, 10);

 
 

-            wxLayoutConstraints *b2 = new wxLayoutConstraints;
-            wxBitmapButton *bmpbt2 = new wxBitmapButton(dummy, wxID_HTML_BOOKMARKSADD, wxBITMAP(wbkadd), wxDefaultPosition, wxSize(20,20));
+        dummy->SetSizer(topsizer);

 
 

-            b2->top.SameAs (dummy, wxTop, 10);
-            b2->right.LeftOf (bmpbt, 2);
-            b2->height.AsIs();
-            b2->width.AsIs();
-            bmpbt2->SetConstraints(b2);
-
-#if wxUSE_TOOLTIPS
-            bmpbt->SetToolTip(_("Remove current page from bookmarks"));
-            bmpbt2->SetToolTip(_("Add current page to bookmarks"));
-#endif //wxUSE_TOOLTIPS
-
-            wxLayoutConstraints *b3 = new wxLayoutConstraints;
-            m_Bookmarks = new wxComboBox(dummy, wxID_HTML_BOOKMARKSLIST, wxEmptyString,
-                                         wxDefaultPosition, wxDefaultSize, 0, NULL, wxCB_READONLY | wxCB_SORT);
+        if ( style & wxHF_BOOKMARKS )
+        {
+            m_Bookmarks = new wxComboBox(dummy, wxID_HTML_BOOKMARKSLIST,
+                                         wxEmptyString,
+                                         wxDefaultPosition, wxDefaultSize,
+                                         0, NULL, wxCB_READONLY | wxCB_SORT);

             m_Bookmarks->Append(_("(bookmarks)"));
             for (unsigned i = 0; i < m_BookmarksNames.GetCount(); i++)
                 m_Bookmarks->Append(m_BookmarksNames[i]);
             m_Bookmarks->SetSelection(0);
 
             m_Bookmarks->Append(_("(bookmarks)"));
             for (unsigned i = 0; i < m_BookmarksNames.GetCount(); i++)
                 m_Bookmarks->Append(m_BookmarksNames[i]);
             m_Bookmarks->SetSelection(0);
 

-            b3->centreY.SameAs (bmpbt2, wxCentreY);
-            b3->left.SameAs (dummy, wxLeft, 10);
-            b3->right.LeftOf (bmpbt2, 5);
-            b3->height.AsIs();
-            m_Bookmarks->SetConstraints(b3);
+            wxBitmapButton *bmpbt1, *bmpbt2;
+            bmpbt1 = new wxBitmapButton(dummy, wxID_HTML_BOOKMARKSADD,
+                                 wxArtProvider::GetBitmap(wxART_ADD_BOOKMARK,
+                                                          wxART_BUTTON));
+            bmpbt2 = new wxBitmapButton(dummy, wxID_HTML_BOOKMARKSREMOVE,
+                                 wxArtProvider::GetBitmap(wxART_DEL_BOOKMARK,
+                                                          wxART_BUTTON));
+#if wxUSE_TOOLTIPS
+            bmpbt1->SetToolTip(_("Add current page to bookmarks"));
+            bmpbt2->SetToolTip(_("Remove current page from bookmarks"));
+#endif // wxUSE_TOOLTIPS

 
 

+            wxSizer *sizer = new wxBoxSizer(wxHORIZONTAL);

 
 

-            wxLayoutConstraints *b4 = new wxLayoutConstraints;
-            m_ContentsBox = new wxTreeCtrl(dummy, wxID_HTML_TREECTRL,
-                                           wxDefaultPosition, wxDefaultSize,
-                                           wxTR_HAS_BUTTONS | wxSUNKEN_BORDER);
-            m_ContentsBox->AssignImageList(ContentsImageList);
+            sizer->Add(m_Bookmarks, 1, wxALIGN_CENTRE_VERTICAL | wxRIGHT, 5);
+            sizer->Add(bmpbt1, 0, wxALIGN_CENTRE_VERTICAL | wxRIGHT, 2);
+            sizer->Add(bmpbt2, 0, wxALIGN_CENTRE_VERTICAL, 0);

 
 

-            b4->top.Below (m_Bookmarks, 10);
-            b4->left.SameAs (dummy, wxLeft, 0);
-            b4->right.SameAs (dummy, wxRight, 0);
-            b4->bottom.SameAs (dummy, wxBottom, 0);
-            m_ContentsBox->SetConstraints(b4);
+            topsizer->Add(sizer, 0, wxEXPAND | wxLEFT | wxBOTTOM | wxRIGHT, 10);
+        }

 
 

-            dummy->SetAutoLayout(TRUE);
-            dummy->Layout();
+        m_ContentsBox = new wxTreeCtrl(dummy, wxID_HTML_TREECTRL,
+                                       wxDefaultPosition, wxDefaultSize,
+#ifdef __WXGTK20__
+                                       wxSUNKEN_BORDER |
+                                       wxTR_HAS_BUTTONS | wxTR_HIDE_ROOT |
+                                       wxTR_NO_LINES
+#else
+                                       wxSUNKEN_BORDER |
+                                       wxTR_HAS_BUTTONS | wxTR_HIDE_ROOT |
+                                       wxTR_LINES_AT_ROOT
+#endif
+                                       );

 
 

-            m_NavigPan->AddPage(dummy, _("Contents"));
-        }
+        m_ContentsBox->AssignImageList(ContentsImageList);

 
 

-        else
-        {
-            m_ContentsBox = new wxTreeCtrl(m_NavigPan, wxID_HTML_TREECTRL,
-                                           wxDefaultPosition, wxDefaultSize,
-                                           wxTR_HAS_BUTTONS | wxSUNKEN_BORDER);
-            m_ContentsBox->AssignImageList(ContentsImageList);
-            m_NavigPan->AddPage(m_ContentsBox, _("Contents"));
-        }
+        topsizer->Add(m_ContentsBox, 1,
+                      wxEXPAND | wxLEFT | wxBOTTOM | wxRIGHT,
+                      2);

 
 

+        m_NavigNotebook->AddPage(dummy, _("Contents"));

         m_ContentsPage = notebook_page++;
     }
 
     // index listbox panel?
         m_ContentsPage = notebook_page++;
     }
 
     // index listbox panel?

-    if (style & wxHF_INDEX)
+    if ( style & wxHF_INDEX )

     {
     {

-        wxWindow *dummy = new wxPanel(m_NavigPan, wxID_HTML_INDEXPAGE);
-
-        wxLayoutConstraints *b1 = new wxLayoutConstraints;
-        m_IndexText = new wxTextCtrl(dummy, wxID_HTML_INDEXTEXT, wxEmptyString, wxDefaultPosition, wxDefaultSize, wxTE_PROCESS_ENTER);
-        b1->top.SameAs (dummy, wxTop, 10);
-        b1->left.SameAs (dummy, wxLeft, 10);
-        b1->right.SameAs (dummy, wxRight, 10);
-        b1->height.AsIs();
-        m_IndexText->SetConstraints(b1);
-
-        wxLayoutConstraints *b4 = new wxLayoutConstraints;
-        m_IndexButtonAll = new wxButton(dummy, wxID_HTML_INDEXBUTTONALL, _("Show all"));
-
-        b4->top.Below (m_IndexText, 10);
-        b4->right.SameAs (dummy, wxRight, 10);
-        b4->width.AsIs();
-        b4->height.AsIs();
-        m_IndexButtonAll->SetConstraints(b4);
-
-        wxLayoutConstraints *b2 = new wxLayoutConstraints;
+        wxWindow *dummy = new wxPanel(m_NavigNotebook, wxID_HTML_INDEXPAGE);
+        wxSizer *topsizer = new wxBoxSizer(wxVERTICAL);
+
+        dummy->SetSizer(topsizer);
+
+        m_IndexText = new wxTextCtrl(dummy, wxID_HTML_INDEXTEXT, wxEmptyString,
+                                     wxDefaultPosition, wxDefaultSize,
+                                     wxTE_PROCESS_ENTER);

         m_IndexButton = new wxButton(dummy, wxID_HTML_INDEXBUTTON, _("Find"));
         m_IndexButton = new wxButton(dummy, wxID_HTML_INDEXBUTTON, _("Find"));

-        b2->top.Below (m_IndexText, 10);
-        b2->right.LeftOf (m_IndexButtonAll, 10);
-        b2->width.AsIs();
-        b2->height.AsIs();
-        m_IndexButton->SetConstraints(b2);
-
-        wxLayoutConstraints *b5 = new wxLayoutConstraints;
-        m_IndexCountInfo = new wxStaticText(dummy, wxID_HTML_COUNTINFO, wxEmptyString, wxDefaultPosition, wxDefaultSize, wxALIGN_RIGHT | wxST_NO_AUTORESIZE);
-
-        b5->top.Below (m_IndexButton, 5);
-        b5->right.SameAs (dummy, wxRight, 10);
-        b5->left.SameAs (dummy, wxLeft, 10);
-        b5->height.AsIs();
-        m_IndexCountInfo->SetConstraints(b5);
-
-        wxLayoutConstraints *b3 = new wxLayoutConstraints;
-        m_IndexList = new wxListBox(dummy, wxID_HTML_INDEXLIST, wxDefaultPosition, wxDefaultSize, 0, NULL, wxLB_SINGLE);
-        b3->top.Below (m_IndexCountInfo, 5);
-        b3->left.SameAs (dummy, wxLeft, 0);
-        b3->right.SameAs (dummy, wxRight, 0);
-        b3->bottom.SameAs (dummy, wxBottom, 0);
-        m_IndexList->SetConstraints(b3);
+        m_IndexButtonAll = new wxButton(dummy, wxID_HTML_INDEXBUTTONALL,
+                                        _("Show all"));
+        m_IndexCountInfo = new wxStaticText(dummy, wxID_HTML_COUNTINFO,
+                                            wxEmptyString, wxDefaultPosition,
+                                            wxDefaultSize,
+                                            wxALIGN_RIGHT | wxST_NO_AUTORESIZE);
+        m_IndexList = new wxListBox(dummy, wxID_HTML_INDEXLIST,
+                                    wxDefaultPosition, wxDefaultSize,
+                                    0, NULL, wxLB_SINGLE);

 
 #if wxUSE_TOOLTIPS
 
 #if wxUSE_TOOLTIPS

-        m_IndexButtonAll->SetToolTip(_("Show all items in index"));

         m_IndexButton->SetToolTip(_("Display all index items that contain given substring. Search is case insensitive."));
         m_IndexButton->SetToolTip(_("Display all index items that contain given substring. Search is case insensitive."));

+        m_IndexButtonAll->SetToolTip(_("Show all items in index"));

 #endif //wxUSE_TOOLTIPS
 
 #endif //wxUSE_TOOLTIPS
 

-        dummy->SetAutoLayout(TRUE);
-        dummy->Layout();
+        topsizer->Add(m_IndexText, 0, wxEXPAND | wxALL, 10);
+        wxSizer *btsizer = new wxBoxSizer(wxHORIZONTAL);
+        btsizer->Add(m_IndexButton, 0, wxRIGHT, 2);
+        btsizer->Add(m_IndexButtonAll);
+        topsizer->Add(btsizer, 0,
+                      wxALIGN_RIGHT | wxLEFT | wxRIGHT | wxBOTTOM, 10);
+        topsizer->Add(m_IndexCountInfo, 0, wxEXPAND | wxLEFT | wxRIGHT, 2);
+        topsizer->Add(m_IndexList, 1, wxEXPAND | wxALL, 2);

 
 

-        m_NavigPan->AddPage(dummy, _("Index"));
+        m_NavigNotebook->AddPage(dummy, _("Index"));

         m_IndexPage = notebook_page++;
     }
 
     // search list panel?
         m_IndexPage = notebook_page++;
     }
 
     // search list panel?

-    if (style & wxHF_SEARCH)
+    if ( style & wxHF_SEARCH )

     {
     {

-        wxWindow *dummy = new wxPanel(m_NavigPan, wxID_HTML_SEARCHPAGE);
-
-        wxLayoutConstraints *b1 = new wxLayoutConstraints;
-        m_SearchText = new wxTextCtrl(dummy, wxID_HTML_SEARCHTEXT, wxEmptyString, wxDefaultPosition, wxDefaultSize, wxTE_PROCESS_ENTER);
-        b1->top.SameAs (dummy, wxTop, 10);
-        b1->left.SameAs (dummy, wxLeft, 10);
-        b1->right.SameAs (dummy, wxRight, 10);
-        b1->height.AsIs();
-        m_SearchText->SetConstraints(b1);
-
-        wxLayoutConstraints *b4 = new wxLayoutConstraints;
-        m_SearchChoice = new wxChoice(dummy, wxID_HTML_SEARCHCHOICE, wxDefaultPosition,
-                                      wxDefaultSize);
-        b4->top.Below (m_SearchText, 10);
-        b4->left.SameAs (dummy, wxLeft, 10);
-        b4->right.SameAs (dummy, wxRight, 10);
-        b4->height.AsIs();
-        m_SearchChoice->SetConstraints(b4);
-
-        wxLayoutConstraints *b5 = new wxLayoutConstraints;
-        m_SearchCaseSensitive = new wxCheckBox(dummy, -1, _("Case sensitive"));
-        b5->top.Below (m_SearchChoice, 10);
-        b5->left.SameAs (dummy, wxLeft, 10);
-        b5->width.AsIs();
-        b5->height.AsIs ();
-        m_SearchCaseSensitive->SetConstraints(b5);
-
-        wxLayoutConstraints *b6 = new wxLayoutConstraints;
-        m_SearchWholeWords = new wxCheckBox(dummy, -1, _("Whole words only"));
-        b6->top.Below (m_SearchCaseSensitive, 0);
-        b6->left.SameAs (dummy, wxLeft, 10);
-        b6->width.AsIs();
-        b6->height.AsIs ();
-        m_SearchWholeWords->SetConstraints(b6);
-
-        wxLayoutConstraints *b2 = new wxLayoutConstraints;
+        wxWindow *dummy = new wxPanel(m_NavigNotebook, wxID_HTML_INDEXPAGE);
+        wxSizer *sizer = new wxBoxSizer(wxVERTICAL);
+
+        dummy->SetSizer(sizer);
+
+        m_SearchText = new wxTextCtrl(dummy, wxID_HTML_SEARCHTEXT,
+                                      wxEmptyString,
+                                      wxDefaultPosition, wxDefaultSize,
+                                      wxTE_PROCESS_ENTER);
+        m_SearchChoice = new wxChoice(dummy, wxID_HTML_SEARCHCHOICE,
+                                      wxDefaultPosition, wxSize(125,wxDefaultCoord));
+        m_SearchCaseSensitive = new wxCheckBox(dummy, wxID_ANY, _("Case sensitive"));
+        m_SearchWholeWords = new wxCheckBox(dummy, wxID_ANY, _("Whole words only"));

         m_SearchButton = new wxButton(dummy, wxID_HTML_SEARCHBUTTON, _("Search"));
 #if wxUSE_TOOLTIPS
         m_SearchButton->SetToolTip(_("Search contents of help book(s) for all occurences of the text you typed above"));
 #endif //wxUSE_TOOLTIPS
         m_SearchButton = new wxButton(dummy, wxID_HTML_SEARCHBUTTON, _("Search"));
 #if wxUSE_TOOLTIPS
         m_SearchButton->SetToolTip(_("Search contents of help book(s) for all occurences of the text you typed above"));
 #endif //wxUSE_TOOLTIPS

-        b2->top.Below (m_SearchWholeWords, 0);
-        b2->right.SameAs (dummy, wxRight, 10);
-        b2->width.AsIs();
-        b2->height.AsIs();
-        m_SearchButton->SetConstraints(b2);
-
-        wxLayoutConstraints *b3 = new wxLayoutConstraints;
-        m_SearchList = new wxListBox(dummy, wxID_HTML_SEARCHLIST, wxDefaultPosition, wxDefaultSize, 0, NULL, wxLB_SINGLE);
-        b3->top.Below (m_SearchButton, 10);
-        b3->left.SameAs (dummy, wxLeft, 0);
-        b3->right.SameAs (dummy, wxRight, 0);
-        b3->bottom.SameAs (dummy, wxBottom, 0);
-        m_SearchList->SetConstraints(b3);
-
-        dummy->SetAutoLayout(TRUE);
-        dummy->Layout();
-        m_NavigPan->AddPage(dummy, _("Search"));
-        m_SearchPage = notebook_page++;
+        m_SearchList = new wxListBox(dummy, wxID_HTML_SEARCHLIST,
+                                     wxDefaultPosition, wxDefaultSize,
+                                     0, NULL, wxLB_SINGLE);
+
+        sizer->Add(m_SearchText, 0, wxEXPAND | wxALL, 10);
+        sizer->Add(m_SearchChoice, 0, wxEXPAND | wxLEFT | wxRIGHT | wxBOTTOM, 10);
+        sizer->Add(m_SearchCaseSensitive, 0, wxLEFT | wxRIGHT, 10);
+        sizer->Add(m_SearchWholeWords, 0, wxLEFT | wxRIGHT, 10);
+        sizer->Add(m_SearchButton, 0, wxALL | wxALIGN_RIGHT, 8);
+        sizer->Add(m_SearchList, 1, wxALL | wxEXPAND, 2);
+
+        m_NavigNotebook->AddPage(dummy, _("Search"));
+        m_SearchPage = notebook_page;

     }
     }

-    m_HtmlWin->Show(TRUE);
+
+    m_HtmlWin->Show();

 
     RefreshLists();
 
 
     RefreshLists();
 

+    if ( navigSizer )
+    {
+        navigSizer->SetSizeHints(m_NavigPan);
+        m_NavigPan->Layout();
+    }
+

     // showtime
     // showtime

-    if (m_NavigPan && m_Splitter)
+    if ( m_NavigPan && m_Splitter )

     {
         m_Splitter->SetMinimumPaneSize(20);
     {
         m_Splitter->SetMinimumPaneSize(20);

-        if (m_Cfg.navig_on)
-            m_Splitter->SplitVertically(m_NavigPan, m_HtmlWin, m_Cfg.sashpos);
-        else
-           {
+        if ( m_Cfg.navig_on )

             m_Splitter->SplitVertically(m_NavigPan, m_HtmlWin, m_Cfg.sashpos);
             m_Splitter->SplitVertically(m_NavigPan, m_HtmlWin, m_Cfg.sashpos);

-            m_Splitter->Unsplit();
-        }

 
 

-           if (m_Cfg.navig_on)
-           {
-            m_NavigPan->Show(TRUE);
+        if ( m_Cfg.navig_on )
+        {
+            m_NavigPan->Show();

             m_Splitter->SplitVertically(m_NavigPan, m_HtmlWin, m_Cfg.sashpos);
         }
         else
             m_Splitter->SplitVertically(m_NavigPan, m_HtmlWin, m_Cfg.sashpos);
         }
         else

-           {
-            m_NavigPan->Show(FALSE);
+        {
+            m_NavigPan->Show(false);

             m_Splitter->Initialize(m_HtmlWin);
         }
     }
             m_Splitter->Initialize(m_HtmlWin);
         }
     }

-    return TRUE;
+
+    // Reduce flicker by updating the splitter pane sizes before the
+    // frame is shown
+    wxSizeEvent sizeEvent(GetSize(), GetId());
+    ProcessEvent(sizeEvent);
+
+    m_Splitter->UpdateSize();
+
+    return true;

 }
 
 wxHtmlHelpFrame::~wxHtmlHelpFrame()
 {
 }
 
 wxHtmlHelpFrame::~wxHtmlHelpFrame()
 {

+    delete m_mergedIndex;
+

     // PopEventHandler(); // wxhtmlhelpcontroller (not any more!)
     if (m_DataCreated)
         delete m_Data;
     if (m_NormalFonts) delete m_NormalFonts;
     if (m_FixedFonts) delete m_FixedFonts;
     // PopEventHandler(); // wxhtmlhelpcontroller (not any more!)
     if (m_DataCreated)
         delete m_Data;
     if (m_NormalFonts) delete m_NormalFonts;
     if (m_FixedFonts) delete m_FixedFonts;

-    if (m_PagesHash) delete m_PagesHash;
+    if (m_PagesHash)
+    {
+        WX_CLEAR_HASH_TABLE(*m_PagesHash);
+        delete m_PagesHash;
+    }
+#if wxUSE_PRINTING_ARCHITECTURE
+    if (m_Printer) delete m_Printer;
+#endif

 }
 
 
 }
 
 

+#if wxUSE_TOOLBAR

 void wxHtmlHelpFrame::AddToolbarButtons(wxToolBar *toolBar, int style)
 {
 void wxHtmlHelpFrame::AddToolbarButtons(wxToolBar *toolBar, int style)
 {

-    wxBitmap wpanelBitmap = wxBITMAP(wpanel);
-    wxBitmap wbackBitmap = wxBITMAP(wback);
-    wxBitmap wforwardBitmap = wxBITMAP(wforward);
-    wxBitmap wupnodeBitmap = wxBITMAP(wupnode);
-    wxBitmap wupBitmap = wxBITMAP(wup);
-    wxBitmap wdownBitmap = wxBITMAP(wdown);
-    wxBitmap wopenBitmap = wxBITMAP(wopen);
-    wxBitmap wprintBitmap = wxBITMAP(wprint);
-    wxBitmap woptionsBitmap = wxBITMAP(woptions);
+    wxBitmap wpanelBitmap =
+        wxArtProvider::GetBitmap(wxART_HELP_SIDE_PANEL, wxART_TOOLBAR);
+    wxBitmap wbackBitmap =
+        wxArtProvider::GetBitmap(wxART_GO_BACK, wxART_TOOLBAR);
+    wxBitmap wforwardBitmap =
+        wxArtProvider::GetBitmap(wxART_GO_FORWARD, wxART_TOOLBAR);
+    wxBitmap wupnodeBitmap =
+        wxArtProvider::GetBitmap(wxART_GO_TO_PARENT, wxART_TOOLBAR);
+    wxBitmap wupBitmap =
+        wxArtProvider::GetBitmap(wxART_GO_UP, wxART_TOOLBAR);
+    wxBitmap wdownBitmap =
+        wxArtProvider::GetBitmap(wxART_GO_DOWN, wxART_TOOLBAR);
+    wxBitmap wopenBitmap =
+        wxArtProvider::GetBitmap(wxART_FILE_OPEN, wxART_TOOLBAR);
+    wxBitmap wprintBitmap =
+        wxArtProvider::GetBitmap(wxART_PRINT, wxART_TOOLBAR);
+    wxBitmap woptionsBitmap =
+        wxArtProvider::GetBitmap(wxART_HELP_SETTINGS, wxART_TOOLBAR);

 
     wxASSERT_MSG( (wpanelBitmap.Ok() && wbackBitmap.Ok() &&
                    wforwardBitmap.Ok() && wupnodeBitmap.Ok() &&
 
     wxASSERT_MSG( (wpanelBitmap.Ok() && wbackBitmap.Ok() &&
                    wforwardBitmap.Ok() && wupnodeBitmap.Ok() &&


@@ -511,48 +642,49 @@ void wxHtmlHelpFrame::AddToolbarButtons(wxToolBar *toolBar, int style)
 
 
     toolBar->AddTool(wxID_HTML_PANEL, wpanelBitmap, wxNullBitmap,
 
 
     toolBar->AddTool(wxID_HTML_PANEL, wpanelBitmap, wxNullBitmap,

-                       FALSE, -1, -1, (wxObject *) NULL,
+                       false, wxDefaultCoord, wxDefaultCoord, (wxObject *) NULL,

                        _("Show/hide navigation panel"));
 
     toolBar->AddSeparator();
     toolBar->AddTool(wxID_HTML_BACK, wbackBitmap, wxNullBitmap,
                        _("Show/hide navigation panel"));
 
     toolBar->AddSeparator();
     toolBar->AddTool(wxID_HTML_BACK, wbackBitmap, wxNullBitmap,

-                       FALSE, -1, -1, (wxObject *) NULL,
+                       false, wxDefaultCoord, wxDefaultCoord, (wxObject *) NULL,

                        _("Go back"));
     toolBar->AddTool(wxID_HTML_FORWARD, wforwardBitmap, wxNullBitmap,
                        _("Go back"));
     toolBar->AddTool(wxID_HTML_FORWARD, wforwardBitmap, wxNullBitmap,

-                       FALSE, -1, -1, (wxObject *) NULL,
+                       false, wxDefaultCoord, wxDefaultCoord, (wxObject *) NULL,

                        _("Go forward"));
     toolBar->AddSeparator();
 
     toolBar->AddTool(wxID_HTML_UPNODE, wupnodeBitmap, wxNullBitmap,
                        _("Go forward"));
     toolBar->AddSeparator();
 
     toolBar->AddTool(wxID_HTML_UPNODE, wupnodeBitmap, wxNullBitmap,

-                       FALSE, -1, -1, (wxObject *) NULL,
+                       false, wxDefaultCoord, wxDefaultCoord, (wxObject *) NULL,

                        _("Go one level up in document hierarchy"));
     toolBar->AddTool(wxID_HTML_UP, wupBitmap, wxNullBitmap,
                        _("Go one level up in document hierarchy"));
     toolBar->AddTool(wxID_HTML_UP, wupBitmap, wxNullBitmap,

-                       FALSE, -1, -1, (wxObject *) NULL,
+                       false, wxDefaultCoord, wxDefaultCoord, (wxObject *) NULL,

                        _("Previous page"));
     toolBar->AddTool(wxID_HTML_DOWN, wdownBitmap, wxNullBitmap,
                        _("Previous page"));
     toolBar->AddTool(wxID_HTML_DOWN, wdownBitmap, wxNullBitmap,

-                       FALSE, -1, -1, (wxObject *) NULL,
+                       false, wxDefaultCoord, wxDefaultCoord, (wxObject *) NULL,

                        _("Next page"));
 
                        _("Next page"));
 

-    if ((style & wxHF_PRINT) || (style & wxHF_OPENFILES))
+    if ((style & wxHF_PRINT) || (style & wxHF_OPEN_FILES))

         toolBar->AddSeparator();
 
         toolBar->AddSeparator();
 

-    if (style & wxHF_OPENFILES)
+    if (style & wxHF_OPEN_FILES)

         toolBar->AddTool(wxID_HTML_OPENFILE, wopenBitmap, wxNullBitmap,
         toolBar->AddTool(wxID_HTML_OPENFILE, wopenBitmap, wxNullBitmap,

-                           FALSE, -1, -1, (wxObject *) NULL,
+                           false, wxDefaultCoord, wxDefaultCoord, (wxObject *) NULL,

                            _("Open HTML document"));
 
 #if wxUSE_PRINTING_ARCHITECTURE
     if (style & wxHF_PRINT)
         toolBar->AddTool(wxID_HTML_PRINT, wprintBitmap, wxNullBitmap,
                            _("Open HTML document"));
 
 #if wxUSE_PRINTING_ARCHITECTURE
     if (style & wxHF_PRINT)
         toolBar->AddTool(wxID_HTML_PRINT, wprintBitmap, wxNullBitmap,

-                           FALSE, -1, -1, (wxObject *) NULL,
+                           false, wxDefaultCoord, wxDefaultCoord, (wxObject *) NULL,

                            _("Print this page"));
 #endif
 
     toolBar->AddSeparator();
     toolBar->AddTool(wxID_HTML_OPTIONS, woptionsBitmap, wxNullBitmap,
                            _("Print this page"));
 #endif
 
     toolBar->AddSeparator();
     toolBar->AddTool(wxID_HTML_OPTIONS, woptionsBitmap, wxNullBitmap,

-                       FALSE, -1, -1, (wxObject *) NULL,
+                       false, wxDefaultCoord, wxDefaultCoord, (wxObject *) NULL,

                        _("Display options dialog"));
 }
                        _("Display options dialog"));
 }

+#endif //wxUSE_TOOLBAR

 
 
 void wxHtmlHelpFrame::SetTitleFormat(const wxString& format)
 
 
 void wxHtmlHelpFrame::SetTitleFormat(const wxString& format)


@@ -566,25 +698,27 @@ void wxHtmlHelpFrame::SetTitleFormat(const wxString& format)
 bool wxHtmlHelpFrame::Display(const wxString& x)
 {
     wxString url = m_Data->FindPageByName(x);
 bool wxHtmlHelpFrame::Display(const wxString& x)
 {
     wxString url = m_Data->FindPageByName(x);

-    if (!url.IsEmpty())
+    if (!url.empty())

     {
         m_HtmlWin->LoadPage(url);
         NotifyPageChanged();
     {
         m_HtmlWin->LoadPage(url);
         NotifyPageChanged();

-        return TRUE;
+        return true;

     }
     }

-    return FALSE;
+
+    return false;

 }
 
 bool wxHtmlHelpFrame::Display(const int id)
 {
     wxString url = m_Data->FindPageById(id);
 }
 
 bool wxHtmlHelpFrame::Display(const int id)
 {
     wxString url = m_Data->FindPageById(id);

-    if (!url.IsEmpty())
+    if (!url.empty())

     {
         m_HtmlWin->LoadPage(url);
         NotifyPageChanged();
     {
         m_HtmlWin->LoadPage(url);
         NotifyPageChanged();

-        return TRUE;
+        return true;

     }
     }

-    return FALSE;
+
+    return false;

 }
 
 
 }
 
 


@@ -592,22 +726,26 @@ bool wxHtmlHelpFrame::Display(const int id)
 bool wxHtmlHelpFrame::DisplayContents()
 {
     if (! m_ContentsBox)
 bool wxHtmlHelpFrame::DisplayContents()
 {
     if (! m_ContentsBox)

-        return FALSE;
+        return false;
+

     if (!m_Splitter->IsSplit())
     {
     if (!m_Splitter->IsSplit())
     {

-        m_NavigPan->Show(TRUE);
-        m_HtmlWin->Show(TRUE);
+        m_NavigPan->Show();
+        m_HtmlWin->Show();

         m_Splitter->SplitVertically(m_NavigPan, m_HtmlWin, m_Cfg.sashpos);
         m_Splitter->SplitVertically(m_NavigPan, m_HtmlWin, m_Cfg.sashpos);

-        m_Cfg.navig_on = TRUE;
+        m_Cfg.navig_on = true;

     }
     }

-    m_NavigPan->SetSelection(0);
+
+    m_NavigNotebook->SetSelection(m_ContentsPage);
+

     if (m_Data->GetBookRecArray().GetCount() > 0)
     {
         wxHtmlBookRecord& book = m_Data->GetBookRecArray()[0];
     if (m_Data->GetBookRecArray().GetCount() > 0)
     {
         wxHtmlBookRecord& book = m_Data->GetBookRecArray()[0];

-        if (!book.GetStart().IsEmpty())
-            m_HtmlWin->LoadPage(wxAddBasePath(book.GetBasePath(), book.GetStart()));
+        if (!book.GetStart().empty())
+            m_HtmlWin->LoadPage(book.GetFullPath(book.GetStart()));

     }
     }

-    return TRUE;
+
+    return true;

 }
 
 
 }
 
 


@@ -615,137 +753,278 @@ bool wxHtmlHelpFrame::DisplayContents()
 bool wxHtmlHelpFrame::DisplayIndex()
 {
     if (! m_IndexList)
 bool wxHtmlHelpFrame::DisplayIndex()
 {
     if (! m_IndexList)

-        return FALSE;
+        return false;
+

     if (!m_Splitter->IsSplit())
     {
     if (!m_Splitter->IsSplit())
     {

-        m_NavigPan->Show(TRUE);
-        m_HtmlWin->Show(TRUE);
+        m_NavigPan->Show();
+        m_HtmlWin->Show();

         m_Splitter->SplitVertically(m_NavigPan, m_HtmlWin, m_Cfg.sashpos);
     }
         m_Splitter->SplitVertically(m_NavigPan, m_HtmlWin, m_Cfg.sashpos);
     }

-    m_NavigPan->SetSelection(1);
+
+    m_NavigNotebook->SetSelection(m_IndexPage);
+

     if (m_Data->GetBookRecArray().GetCount() > 0)
     {
         wxHtmlBookRecord& book = m_Data->GetBookRecArray()[0];
     if (m_Data->GetBookRecArray().GetCount() > 0)
     {
         wxHtmlBookRecord& book = m_Data->GetBookRecArray()[0];

-        if (!book.GetStart().IsEmpty())
-            m_HtmlWin->LoadPage(wxAddBasePath(book.GetBasePath(), book.GetStart()));
+        if (!book.GetStart().empty())
+            m_HtmlWin->LoadPage(book.GetFullPath(book.GetStart()));

     }
     }

-    return TRUE;
+
+    return true;

 }
 
 }
 

+void wxHtmlHelpFrame::DisplayIndexItem(const wxHtmlHelpMergedIndexItem *it)
+{
+    if (it->items.size() == 1)
+    {
+        if (!it->items[0]->page.empty())
+        {
+            m_HtmlWin->LoadPage(it->items[0]->GetFullPath());
+            NotifyPageChanged();
+        }
+    }
+    else
+    {
+        wxBusyCursor busy_cursor;

 
 

+        // more pages associated with this index item -- let the user choose
+        // which one she/he wants from a list:
+        wxArrayString arr;
+        size_t len = it->items.size();
+        for (size_t i = 0; i < len; i++)
+        {
+            wxString page = it->items[i]->page;
+            // try to find page's title in contents:
+            const wxHtmlHelpDataItems& contents = m_Data->GetContentsArray();
+            size_t clen = contents.size();
+            for (size_t j = 0; j < clen; j++)
+            {
+                if (contents[j].page == page)
+                {
+                    page = contents[j].name;
+                    break;
+                }
+            }
+            arr.push_back(page);
+        }

 
 

-bool wxHtmlHelpFrame::KeywordSearch(const wxString& keyword)
+        wxSingleChoiceDialog dlg(this,
+                                 _("Please choose the page to display:"),
+                                 _("Help Topics"),
+                                 arr, NULL, wxCHOICEDLG_STYLE & ~wxCENTRE);
+        if (dlg.ShowModal() == wxID_OK)
+        {
+            m_HtmlWin->LoadPage(it->items[dlg.GetSelection()]->GetFullPath());
+            NotifyPageChanged();
+        }
+    }
+}
+
+
+bool wxHtmlHelpFrame::KeywordSearch(const wxString& keyword,
+                                    wxHelpSearchMode mode)

 {
 {

-    if (! (m_SearchList && m_SearchButton && m_SearchText && m_SearchChoice))
-        return FALSE;
+    if (mode == wxHELP_SEARCH_ALL)
+    {
+        if ( !(m_SearchList &&
+               m_SearchButton && m_SearchText && m_SearchChoice) )
+            return false;
+    }
+    else if (mode == wxHELP_SEARCH_INDEX)
+    {
+        if ( !(m_IndexList &&
+               m_IndexButton && m_IndexButtonAll && m_IndexText) )
+            return false;
+    }

 
 

-    int foundcnt = 0, curi;
+    int foundcnt = 0;

     wxString foundstr;
     wxString book = wxEmptyString;
 
     if (!m_Splitter->IsSplit())
     {
     wxString foundstr;
     wxString book = wxEmptyString;
 
     if (!m_Splitter->IsSplit())
     {

-        m_NavigPan->Show(TRUE);
-        m_HtmlWin->Show(TRUE);
+        m_NavigPan->Show();
+        m_HtmlWin->Show();

         m_Splitter->SplitVertically(m_NavigPan, m_HtmlWin, m_Cfg.sashpos);
     }
         m_Splitter->SplitVertically(m_NavigPan, m_HtmlWin, m_Cfg.sashpos);
     }

-    m_NavigPan->SetSelection(m_SearchPage);
-    m_SearchList->Clear();
-    m_SearchText->SetValue(keyword);
-    m_SearchButton->Enable(FALSE);
-
-    if (m_SearchChoice->GetSelection() != 0)
-        book = m_SearchChoice->GetStringSelection();

 
 

-    wxHtmlSearchStatus status(m_Data, keyword,
-                              m_SearchCaseSensitive->GetValue(), m_SearchWholeWords->GetValue(),
-                              book);
+    if (mode == wxHELP_SEARCH_ALL)
+    {
+        m_NavigNotebook->SetSelection(m_SearchPage);
+        m_SearchList->Clear();
+        m_SearchText->SetValue(keyword);
+        m_SearchButton->Disable();
+
+        if (m_SearchChoice->GetSelection() != 0)
+            book = m_SearchChoice->GetStringSelection();
+
+        wxHtmlSearchStatus status(m_Data, keyword,
+                                  m_SearchCaseSensitive->GetValue(),
+                                  m_SearchWholeWords->GetValue(),
+                                  book);
+
+#if wxUSE_PROGRESSDLG
+        wxProgressDialog progress(_("Searching..."),
+                                  _("No matching page found yet"),
+                                  status.GetMaxIndex(), this,
+                                  wxPD_APP_MODAL | wxPD_CAN_ABORT | wxPD_AUTO_HIDE);
+#endif

 
 

-    wxProgressDialog progress(_("Searching..."), _("No matching page found yet"),
-                              status.GetMaxIndex(), this,
-                              wxPD_APP_MODAL | wxPD_CAN_ABORT | wxPD_AUTO_HIDE);
+        int curi;
+        while (status.IsActive())
+        {
+            curi = status.GetCurIndex();
+            if (curi % 32 == 0
+#if wxUSE_PROGRESSDLG
+                && !progress.Update(curi)
+#endif
+               )
+                break;
+            if (status.Search())
+            {
+                foundstr.Printf(_("Found %i matches"), ++foundcnt);
+#if wxUSE_PROGRESSDLG
+                progress.Update(status.GetCurIndex(), foundstr);
+#endif
+                m_SearchList->Append(status.GetName(), (void*)status.GetCurItem());
+            }
+        }

 
 

-    while (status.IsActive())
+        m_SearchButton->Enable();
+        m_SearchText->SetSelection(0, keyword.Length());
+        m_SearchText->SetFocus();
+    }
+    else if (mode == wxHELP_SEARCH_INDEX)

     {
     {

-        curi = status.GetCurIndex();
-        if (curi % 32 == 0 && progress.Update(curi) == FALSE)
-            break;
-        if (status.Search())
-           {
-            foundstr.Printf(_("Found %i matches"), ++foundcnt);
-            progress.Update(status.GetCurIndex(), foundstr);
-            m_SearchList->Append(status.GetName(), status.GetContentsItem());
-        }
+        m_NavigNotebook->SetSelection(m_IndexPage);
+        m_IndexList->Clear();
+        m_IndexButton->Disable();
+        m_IndexButtonAll->Disable();
+        m_IndexText->SetValue(keyword);
+
+        wxCommandEvent dummy;
+        OnIndexFind(dummy); // what a hack...
+        m_IndexButton->Enable();
+        m_IndexButtonAll->Enable();
+        foundcnt = m_IndexList->GetCount();

     }
 
     }
 

-    m_SearchButton->Enable(TRUE);
-    m_SearchText->SetSelection(0, keyword.Length());
-    m_SearchText->SetFocus();

     if (foundcnt)
     {
     if (foundcnt)
     {

-        wxHtmlContentsItem *it = (wxHtmlContentsItem*) m_SearchList->GetClientData(0);
-        if (it)
+        switch ( mode )

         {
         {

-            m_HtmlWin->LoadPage(wxAddBasePath(it->m_Book->GetBasePath(), it->m_Page));
-            NotifyPageChanged();
+            default:
+                wxFAIL_MSG( _T("unknown help search mode") );
+                // fall back
+
+            case wxHELP_SEARCH_ALL:
+            {
+                wxHtmlHelpDataItem *it =
+                    (wxHtmlHelpDataItem*) m_SearchList->GetClientData(0);
+                if (it)
+                {
+                    m_HtmlWin->LoadPage(it->GetFullPath());
+                    NotifyPageChanged();
+                }
+                break;
+            }
+
+            case wxHELP_SEARCH_INDEX:
+            {
+                wxHtmlHelpMergedIndexItem* it =
+                    (wxHtmlHelpMergedIndexItem*) m_IndexList->GetClientData(0);
+                if (it)
+                    DisplayIndexItem(it);
+                break;
+            }

         }
         }

+

     }
     }

-    return (foundcnt > 0);
-}

 
 

-#define MAX_ROOTS 64
+    return foundcnt > 0;
+}

 
 void wxHtmlHelpFrame::CreateContents()
 {
     if (! m_ContentsBox)
         return ;
 
 
 void wxHtmlHelpFrame::CreateContents()
 {
     if (! m_ContentsBox)
         return ;
 

-    m_ContentsBox->Clear();
+    if (m_PagesHash)
+    {
+        WX_CLEAR_HASH_TABLE(*m_PagesHash);
+        delete m_PagesHash;
+    }

 
 

-    if (m_PagesHash) delete m_PagesHash;
-    m_PagesHash = new wxHashTable(wxKEY_STRING, 2 * m_Data->GetContentsCnt());
-    m_PagesHash->DeleteContents(TRUE);
+    const wxHtmlHelpDataItems& contents = m_Data->GetContentsArray();

 
 

-    int cnt = m_Data->GetContentsCnt();
-    int i;
+    size_t cnt = contents.size();

 
 

-    wxHtmlContentsItem *it;
+    m_PagesHash = new wxHashTable(wxKEY_STRING, 2 * cnt);

 
 

+    const int MAX_ROOTS = 64;

     wxTreeItemId roots[MAX_ROOTS];
     wxTreeItemId roots[MAX_ROOTS];

+    // VS: this array holds information about whether we've set item icon at
+    //     given level. This is necessary because m_Data has a flat structure
+    //     and there's no way of recognizing if some item has subitems or not.
+    //     We set the icon later: when we find an item with level=n, we know
+    //     that the last item with level=n-1 was afolder with subitems, so we
+    //     set its icon accordingly

     bool imaged[MAX_ROOTS];
     bool imaged[MAX_ROOTS];

-

     m_ContentsBox->DeleteAllItems();
     m_ContentsBox->DeleteAllItems();

+

     roots[0] = m_ContentsBox->AddRoot(_("(Help)"));
     roots[0] = m_ContentsBox->AddRoot(_("(Help)"));

-    m_ContentsBox->SetItemImage(roots[0], IMG_RootFolder);
-    m_ContentsBox->SetItemSelectedImage(roots[0], IMG_RootFolder);
-    imaged[0] = TRUE;
+    imaged[0] = true;

 
 

-    for (it = m_Data->GetContents(), i = 0; i < cnt; i++, it++)
+    for (size_t i = 0; i < cnt; i++)

     {
     {

-        roots[it->m_Level + 1] =  m_ContentsBox->AppendItem(
-                                       roots[it->m_Level], it->m_Name, IMG_Page, -1,
-                                       new wxHtmlHelpTreeItemData(i));
-        m_PagesHash->Put(wxAddBasePath(it->m_Book->GetBasePath(), it->m_Page),
-                           new wxHtmlHelpHashData(i, roots[it->m_Level + 1]));
-
-        if (it->m_Level == 0)
-           {
-            m_ContentsBox->SetItemBold(roots[1], TRUE);
-            m_ContentsBox->SetItemImage(roots[1], IMG_Book);
-            m_ContentsBox->SetItemSelectedImage(roots[1], IMG_Book);
-            imaged[1] = TRUE;
+        wxHtmlHelpDataItem *it = &contents[i];
+        // Handle books:
+        if (it->level == 0)
+        {
+            if (m_hfStyle & wxHF_MERGE_BOOKS)
+                // VS: we don't want book nodes, books' content should
+                //    appear under tree's root. This line will create a "fake"
+                //    record about book node so that the rest of this look
+                //    will believe there really _is_ a book node and will
+                //    behave correctly.
+                roots[1] = roots[0];
+            else
+            {
+                roots[1] = m_ContentsBox->AppendItem(roots[0],
+                                         it->name, IMG_Book, -1,
+                                         new wxHtmlHelpTreeItemData(i));
+                m_ContentsBox->SetItemBold(roots[1], true);
+            }
+            imaged[1] = true;
+        }
+        // ...and their contents:
+        else
+        {
+            roots[it->level + 1] = m_ContentsBox->AppendItem(
+                                     roots[it->level], it->name, IMG_Page,
+                                     -1, new wxHtmlHelpTreeItemData(i));
+            imaged[it->level + 1] = false;

         }
         }

-           else
-               imaged[it->m_Level + 1] = FALSE;
-
-        if (!imaged[it->m_Level])
-           {
-            m_ContentsBox->SetItemImage(roots[it->m_Level], IMG_Folder);
-            m_ContentsBox->SetItemSelectedImage(roots[it->m_Level], IMG_Folder);
-            imaged[it->m_Level] = TRUE;
+
+        m_PagesHash->Put(it->GetFullPath(),
+                         new wxHtmlHelpHashData(i, roots[it->level + 1]));
+
+        // Set the icon for the node one level up in the hierarchy,
+        // unless already done (see comment above imaged[] declaration)
+        if (!imaged[it->level])
+        {
+            int image = IMG_Folder;
+            if (m_hfStyle & wxHF_ICONS_BOOK)
+                image = IMG_Book;
+            else if (m_hfStyle & wxHF_ICONS_BOOK_CHAPTER)
+                image = (it->level == 1) ? IMG_Book : IMG_Folder;
+            m_ContentsBox->SetItemImage(roots[it->level], image);
+            m_ContentsBox->SetItemImage(roots[it->level], image,
+                                        wxTreeItemIcon_Selected);
+            imaged[it->level] = true;

         }
     }
         }
     }

-    m_ContentsBox->Expand(roots[0]);

 }
 
 
 }
 
 


@@ -756,18 +1035,20 @@ void wxHtmlHelpFrame::CreateIndex()
 
     m_IndexList->Clear();
 
 
     m_IndexList->Clear();
 

-    int cnt = m_Data->GetIndexCnt();
+    size_t cnt = m_mergedIndex->size();

 
     wxString cnttext;
 
     wxString cnttext;

-    if (cnt > INDEX_IS_SMALL) cnttext.Printf(_("%i of %i"), 0, cnt);
-    else cnttext.Printf(_("%i of %i"), cnt, cnt);
+    if (cnt > INDEX_IS_SMALL)
+        cnttext.Printf(_("%i of %i"), 0, cnt);
+    else
+        cnttext.Printf(_("%i of %i"), cnt, cnt);

     m_IndexCountInfo->SetLabel(cnttext);
     m_IndexCountInfo->SetLabel(cnttext);

-    if (cnt > INDEX_IS_SMALL) return;
-
-    wxHtmlContentsItem* index = m_Data->GetIndex();
+    if (cnt > INDEX_IS_SMALL)
+        return;

 
 

-    for (int i = 0; i < cnt; i++)
-        m_IndexList->Append(index[i].m_Name, (char*)(index + i));
+    for (size_t i = 0; i < cnt; i++)
+        m_IndexList->Append((*m_mergedIndex)[i].name,
+                            (char*)(&(*m_mergedIndex)[i]));

 }
 
 void wxHtmlHelpFrame::CreateSearch()
 }
 
 void wxHtmlHelpFrame::CreateSearch()


@@ -787,6 +1068,9 @@ void wxHtmlHelpFrame::CreateSearch()
 
 void wxHtmlHelpFrame::RefreshLists()
 {
 
 void wxHtmlHelpFrame::RefreshLists()
 {

+    // Update m_mergedIndex:
+    UpdateMergedIndex();
+    // Update the controls

     CreateContents();
     CreateIndex();
     CreateSearch();
     CreateContents();
     CreateIndex();
     CreateSearch();


@@ -812,7 +1096,7 @@ void wxHtmlHelpFrame::ReadCustomization(wxConfigBase *cfg, const wxString& path)
 
     m_FixedFace = cfg->Read(wxT("hcFixedFace"), m_FixedFace);
     m_NormalFace = cfg->Read(wxT("hcNormalFace"), m_NormalFace);
 
     m_FixedFace = cfg->Read(wxT("hcFixedFace"), m_FixedFace);
     m_NormalFace = cfg->Read(wxT("hcNormalFace"), m_NormalFace);

-    m_FontSize = cfg->Read(wxT("hcFontSize"), m_FontSize);
+    m_FontSize = cfg->Read(wxT("hcBaseFontSize"), m_FontSize);

 
     {
         int i;
 
     {
         int i;


@@ -821,17 +1105,17 @@ void wxHtmlHelpFrame::ReadCustomization(wxConfigBase *cfg, const wxString& path)
 
         cnt = cfg->Read(wxT("hcBookmarksCnt"), 0L);
         if (cnt != 0)
 
         cnt = cfg->Read(wxT("hcBookmarksCnt"), 0L);
         if (cnt != 0)

-           {
+        {

             m_BookmarksNames.Clear();
             m_BookmarksPages.Clear();
             if (m_Bookmarks)
             m_BookmarksNames.Clear();
             m_BookmarksPages.Clear();
             if (m_Bookmarks)

-               {
+            {

                 m_Bookmarks->Clear();
                 m_Bookmarks->Append(_("(bookmarks)"));
             }
 
             for (i = 0; i < cnt; i++)
                 m_Bookmarks->Clear();
                 m_Bookmarks->Append(_("(bookmarks)"));
             }
 
             for (i = 0; i < cnt; i++)

-               {
+            {

                 val.Printf(wxT("hcBookmark_%i"), i);
                 s = cfg->Read(val);
                 m_BookmarksNames.Add(s);
                 val.Printf(wxT("hcBookmark_%i"), i);
                 s = cfg->Read(val);
                 m_BookmarksNames.Add(s);


@@ -863,13 +1147,18 @@ void wxHtmlHelpFrame::WriteCustomization(wxConfigBase *cfg, const wxString& path
 
     cfg->Write(wxT("hcNavigPanel"), m_Cfg.navig_on);
     cfg->Write(wxT("hcSashPos"), (long)m_Cfg.sashpos);
 
     cfg->Write(wxT("hcNavigPanel"), m_Cfg.navig_on);
     cfg->Write(wxT("hcSashPos"), (long)m_Cfg.sashpos);

-    cfg->Write(wxT("hcX"), (long)m_Cfg.x);
-    cfg->Write(wxT("hcY"), (long)m_Cfg.y);
-    cfg->Write(wxT("hcW"), (long)m_Cfg.w);
-    cfg->Write(wxT("hcH"), (long)m_Cfg.h);
+    if ( !IsIconized() )
+    {
+        //  Don't write if iconized as this would make the window
+        //  disappear next time it is shown!
+        cfg->Write(wxT("hcX"), (long)m_Cfg.x);
+        cfg->Write(wxT("hcY"), (long)m_Cfg.y);
+        cfg->Write(wxT("hcW"), (long)m_Cfg.w);
+        cfg->Write(wxT("hcH"), (long)m_Cfg.h);
+    }

     cfg->Write(wxT("hcFixedFace"), m_FixedFace);
     cfg->Write(wxT("hcNormalFace"), m_NormalFace);
     cfg->Write(wxT("hcFixedFace"), m_FixedFace);
     cfg->Write(wxT("hcNormalFace"), m_NormalFace);

-    cfg->Write(wxT("hcFontSize"), (long)m_FontSize);
+    cfg->Write(wxT("hcBaseFontSize"), (long)m_FontSize);

 
     if (m_Bookmarks)
     {
 
     if (m_Bookmarks)
     {


@@ -879,7 +1168,7 @@ void wxHtmlHelpFrame::WriteCustomization(wxConfigBase *cfg, const wxString& path
 
         cfg->Write(wxT("hcBookmarksCnt"), (long)cnt);
         for (i = 0; i < cnt; i++)
 
         cfg->Write(wxT("hcBookmarksCnt"), (long)cnt);
         for (i = 0; i < cnt; i++)

-           {
+        {

             val.Printf(wxT("hcBookmark_%i"), i);
             cfg->Write(val, m_BookmarksNames[i]);
             val.Printf(wxT("hcBookmark_%i_url"), i);
             val.Printf(wxT("hcBookmark_%i"), i);
             cfg->Write(val, m_BookmarksNames[i]);
             val.Printf(wxT("hcBookmark_%i_url"), i);


@@ -898,122 +1187,121 @@ void wxHtmlHelpFrame::WriteCustomization(wxConfigBase *cfg, const wxString& path
 
 
 
 
 
 

-static void SetFontsToHtmlWin(wxHtmlWindow *win, wxString scalf, wxString fixf, int size)
+static void SetFontsToHtmlWin(wxHtmlWindow *win, const wxString& scalf, const wxString& fixf, int size)

 {
 {

-    static int f_sizes[5][7] =
-        {
-            { 6,  7,  9, 12, 14, 16, 19},
-            { 8,  9, 12, 14, 16, 19, 22},
-            {10, 12, 14, 16, 19, 24, 32},
-            {14, 16, 18, 24, 32, 38, 45},
-            {16, 20, 24, 32, 38, 45, 50}
-        };
-
-    win->SetFonts(scalf, fixf, f_sizes[size]);
+    int f_sizes[7];
+    f_sizes[0] = int(size * 0.6);
+    f_sizes[1] = int(size * 0.8);
+    f_sizes[2] = size;
+    f_sizes[3] = int(size * 1.2);
+    f_sizes[4] = int(size * 1.4);
+    f_sizes[5] = int(size * 1.6);
+    f_sizes[6] = int(size * 1.8);
+
+    win->SetFonts(scalf, fixf, f_sizes);

 }
 
 
 class wxHtmlHelpFrameOptionsDialog : public wxDialog
 {
 }
 
 
 class wxHtmlHelpFrameOptionsDialog : public wxDialog
 {

-    public:
-        wxComboBox *NormalFont, *FixedFont;
-        wxRadioBox *RadioBox;
-        wxHtmlWindow *TestWin;
-
-        wxHtmlHelpFrameOptionsDialog(wxWindow *parent) : wxDialog(parent, -1, wxString(_("Help Browser Options")))
-            {
-                wxString choices[5] = {_("very small"), _("small"), _("medium"), _("large"), _("very large")};
-                wxBoxSizer *topsizer, *sizer, *sizer2;
-
-                topsizer = new wxBoxSizer(wxVERTICAL);
-
-                sizer = new wxBoxSizer(wxHORIZONTAL);
-
-                sizer2 = new wxStaticBoxSizer( new wxStaticBox(this, -1, _("Normal font:")), wxVERTICAL);
-                sizer2->Add(NormalFont = new wxComboBox(this, -1, wxEmptyString, wxDefaultPosition,
-                              wxSize(200, 200),
-                              0, NULL, wxCB_DROPDOWN | wxCB_READONLY),
-                              1, wxEXPAND | wxLEFT | wxRIGHT, 10);
-
-                sizer->Add(sizer2, 0, wxEXPAND | wxLEFT|wxRIGHT|wxTOP, 10);
+public:
+    wxComboBox *NormalFont, *FixedFont;
+    wxSpinCtrl *FontSize;
+    wxHtmlWindow *TestWin;

 
 

-                sizer2 = new wxStaticBoxSizer( new wxStaticBox(this, -1, _("Fixed font:")), wxVERTICAL);
-                sizer2->Add(FixedFont = new wxComboBox(this, -1, wxEmptyString, wxDefaultPosition,
-                              wxSize(200, 200),
-                              0, NULL, wxCB_DROPDOWN | wxCB_READONLY),
-                              1, wxEXPAND | wxLEFT | wxRIGHT, 10);
-
-                sizer->Add(sizer2, 0, wxEXPAND | wxLEFT|wxRIGHT|wxTOP, 10);
-
-                topsizer->Add(sizer);
-
-                topsizer->Add(RadioBox = new wxRadioBox(this, -1, _("Font size:"),
-                                                          wxDefaultPosition, wxDefaultSize, 5, choices, 5),
-                                0, wxEXPAND | wxLEFT|wxRIGHT|wxTOP, 10);
-
-                topsizer->Add(new wxStaticText(this, -1, _("Preview:")),
-                                0, wxLEFT | wxTOP, 10);
-                topsizer->Add(TestWin = new wxHtmlWindow(this, -1, wxDefaultPosition, wxSize(-1, 150)),
-                                1, wxEXPAND | wxLEFT|wxTOP|wxRIGHT, 10);
-
-                sizer = new wxBoxSizer(wxHORIZONTAL);
-                sizer->Add(new wxButton(this, wxID_OK, _("OK")), 0, wxALL, 10);
-                sizer->Add(new wxButton(this, wxID_CANCEL, _("Cancel")), 0, wxALL, 10);
-                topsizer->Add(sizer, 0, wxALIGN_RIGHT);
-
-                SetAutoLayout(TRUE);
-                SetSizer(topsizer);
-                topsizer->Fit(this);
-                Centre(wxBOTH);
-            }
+    wxHtmlHelpFrameOptionsDialog(wxWindow *parent)
+        : wxDialog(parent, wxID_ANY, wxString(_("Help Browser Options")))
+    {
+        wxBoxSizer *topsizer = new wxBoxSizer(wxVERTICAL);
+        wxFlexGridSizer *sizer = new wxFlexGridSizer(2, 3, 2, 5);
+
+        sizer->Add(new wxStaticText(this, wxID_ANY, _("Normal font:")));
+        sizer->Add(new wxStaticText(this, wxID_ANY, _("Fixed font:")));
+        sizer->Add(new wxStaticText(this, wxID_ANY, _("Font size:")));
+
+        sizer->Add(NormalFont = new wxComboBox(this, wxID_ANY, wxEmptyString, wxDefaultPosition,
+                      wxSize(200, wxDefaultCoord),
+                      0, NULL, wxCB_DROPDOWN | wxCB_READONLY));
+
+        sizer->Add(FixedFont = new wxComboBox(this, wxID_ANY, wxEmptyString, wxDefaultPosition,
+                      wxSize(200, wxDefaultCoord),
+                      0, NULL, wxCB_DROPDOWN | wxCB_READONLY));
+
+        sizer->Add(FontSize = new wxSpinCtrl(this, wxID_ANY));
+        FontSize->SetRange(2, 100);
+
+        topsizer->Add(sizer, 0, wxLEFT|wxRIGHT|wxTOP, 10);
+
+        topsizer->Add(new wxStaticText(this, wxID_ANY, _("Preview:")),
+                        0, wxLEFT | wxTOP, 10);
+        topsizer->Add(TestWin = new wxHtmlWindow(this, wxID_ANY, wxDefaultPosition, wxSize(20, 150),
+                                                 wxHW_SCROLLBAR_AUTO | wxSUNKEN_BORDER),
+                        1, wxEXPAND | wxLEFT|wxTOP|wxRIGHT, 10);
+
+        wxBoxSizer *sizer2 = new wxBoxSizer(wxHORIZONTAL);
+        wxButton *ok;
+        sizer2->Add(ok = new wxButton(this, wxID_OK), 0, wxALL, 10);
+        ok->SetDefault();
+        sizer2->Add(new wxButton(this, wxID_CANCEL), 0, wxALL, 10);
+        topsizer->Add(sizer2, 0, wxALIGN_RIGHT);
+
+        SetSizer(topsizer);
+        topsizer->Fit(this);
+        Centre(wxBOTH);
+    }

 
 
 
 

-        void UpdateTestWin()
-            {
-                wxBusyCursor bcur;
-                SetFontsToHtmlWin(TestWin,
-                                  NormalFont->GetStringSelection(),
-                                  FixedFont->GetStringSelection(),
-                                  RadioBox->GetSelection());
-                TestWin->SetPage(_(
-"<html><body>\
-Normal face<br>(and <u>underlined</u>. <i>Italic face.</i> \
-<b>Bold face.</b> <b><i>Bold italic face.</i></b><br>\
-<font size=-2>font size -2</font><br>\
-<font size=-1>font size -1</font><br>\
-<font size=+0>font size +0</font><br>\
-<font size=+1>font size +1</font><br>\
-<font size=+2>font size +2</font><br>\
-<font size=+3>font size +3</font><br>\
-<font size=+4>font size +4</font><br>\
-\
-<p><tt>Fixed size face.<br> <b>bold</b> <i>italic</i> \
-<b><i>bold italic <u>underlined</u></i></b><br>\
-<font size=-2>font size -2</font><br>\
-<font size=-1>font size -1</font><br>\
-<font size=+0>font size +0</font><br>\
-<font size=+1>font size +1</font><br>\
-<font size=+2>font size +2</font><br>\
-<font size=+3>font size +3</font><br>\
-<font size=+4>font size +4</font></tt>\
-</body></html>"
-                                  ));
-            }
+    void UpdateTestWin()
+    {
+        wxBusyCursor bcur;
+        SetFontsToHtmlWin(TestWin,
+                          NormalFont->GetStringSelection(),
+                          FixedFont->GetStringSelection(),
+                          FontSize->GetValue());
+
+        wxString content(_("font size"));
+
+        content = _T("<font size=-2>") + content + _T(" -2</font><br>")
+                  _T("<font size=-1>") + content + _T(" -1</font><br>")
+                  _T("<font size=+0>") + content + _T(" +0</font><br>")
+                  _T("<font size=+1>") + content + _T(" +1</font><br>")
+                  _T("<font size=+2>") + content + _T(" +2</font><br>")
+                  _T("<font size=+3>") + content + _T(" +3</font><br>")
+                  _T("<font size=+4>") + content + _T(" +4</font><br>") ;
+
+        content = wxString( _T("<html><body><table><tr><td>") ) +
+                  _("Normal face<br>and <u>underlined</u>. ") +
+                  _("<i>Italic face.</i> ") +
+                  _("<b>Bold face.</b> ") +
+                  _("<b><i>Bold italic face.</i></b><br>") +
+                  content +
+                  wxString( _T("</td><td><tt>") ) +
+                  _("Fixed size face.<br> <b>bold</b> <i>italic</i> ") +
+                  _("<b><i>bold italic <u>underlined</u></i></b><br>") +
+                  content +
+                  _T("</tt></td></tr></table></body></html>");
+
+        TestWin->SetPage( content );
+    }

 
 

-        void OnUpdate(wxCommandEvent& event)
-            {
-                UpdateTestWin();
-            }
+    void OnUpdate(wxCommandEvent& WXUNUSED(event))
+    {
+        UpdateTestWin();
+    }
+    void OnUpdateSpin(wxSpinEvent& WXUNUSED(event))
+    {
+        UpdateTestWin();
+    }

 
 

-        DECLARE_EVENT_TABLE()
+    DECLARE_EVENT_TABLE()
+    DECLARE_NO_COPY_CLASS(wxHtmlHelpFrameOptionsDialog)

 };
 
 BEGIN_EVENT_TABLE(wxHtmlHelpFrameOptionsDialog, wxDialog)
 };
 
 BEGIN_EVENT_TABLE(wxHtmlHelpFrameOptionsDialog, wxDialog)

-    EVT_COMBOBOX(-1, wxHtmlHelpFrameOptionsDialog::OnUpdate)
-    EVT_RADIOBOX(-1, wxHtmlHelpFrameOptionsDialog::OnUpdate)
+    EVT_COMBOBOX(wxID_ANY, wxHtmlHelpFrameOptionsDialog::OnUpdate)
+    EVT_SPINCTRL(wxID_ANY, wxHtmlHelpFrameOptionsDialog::OnUpdateSpin)

 END_EVENT_TABLE()
 
 END_EVENT_TABLE()
 

-

 void wxHtmlHelpFrame::OptionsDialog()
 {
     wxHtmlHelpFrameOptionsDialog dlg(this);
 void wxHtmlHelpFrame::OptionsDialog()
 {
     wxHtmlHelpFrameOptionsDialog dlg(this);


@@ -1025,33 +1313,52 @@ void wxHtmlHelpFrame::OptionsDialog()
         enu.EnumerateFacenames();
         m_NormalFonts = new wxArrayString;
         *m_NormalFonts = *enu.GetFacenames();
         enu.EnumerateFacenames();
         m_NormalFonts = new wxArrayString;
         *m_NormalFonts = *enu.GetFacenames();

-        m_NormalFonts->Sort();
+        m_NormalFonts->Sort(); // ascending sort

     }
     if (m_FixedFonts == NULL)
     {
         wxFontEnumerator enu;
     }
     if (m_FixedFonts == NULL)
     {
         wxFontEnumerator enu;

-        enu.EnumerateFacenames(wxFONTENCODING_SYSTEM, TRUE);
+        enu.EnumerateFacenames(wxFONTENCODING_SYSTEM, true /*enum fixed width only*/);

         m_FixedFonts = new wxArrayString;
         *m_FixedFonts = *enu.GetFacenames();
         m_FixedFonts = new wxArrayString;
         *m_FixedFonts = *enu.GetFacenames();

-        m_FixedFonts->Sort();
+        m_FixedFonts->Sort(); // ascending sort
+    }
+
+    // VS: We want to show the font that is actually used by wxHtmlWindow.
+    //     If customization dialog wasn't used yet, facenames are empty and
+    //     wxHtmlWindow uses default fonts -- let's find out what they
+    //     are so that we can pass them to the dialog:
+    if (m_NormalFace.empty())
+    {
+        wxFont fnt(m_FontSize, wxSWISS, wxNORMAL, wxNORMAL, false);
+        m_NormalFace = fnt.GetFaceName();
+    }
+    if (m_FixedFace.empty())
+    {
+        wxFont fnt(m_FontSize, wxMODERN, wxNORMAL, wxNORMAL, false);
+        m_FixedFace = fnt.GetFaceName();

     }
 
     for (i = 0; i < m_NormalFonts->GetCount(); i++)
         dlg.NormalFont->Append((*m_NormalFonts)[i]);
     for (i = 0; i < m_FixedFonts->GetCount(); i++)
         dlg.FixedFont->Append((*m_FixedFonts)[i]);
     }
 
     for (i = 0; i < m_NormalFonts->GetCount(); i++)
         dlg.NormalFont->Append((*m_NormalFonts)[i]);
     for (i = 0; i < m_FixedFonts->GetCount(); i++)
         dlg.FixedFont->Append((*m_FixedFonts)[i]);

-    if (!m_NormalFace.IsEmpty()) dlg.NormalFont->SetStringSelection(m_NormalFace);
-    else dlg.NormalFont->SetSelection(0);
-    if (!m_FixedFace.IsEmpty()) dlg.FixedFont->SetStringSelection(m_FixedFace);
-    else dlg.FixedFont->SetSelection(0);
-    dlg.RadioBox->SetSelection(m_FontSize);
+    if (!m_NormalFace.empty())
+        dlg.NormalFont->SetStringSelection(m_NormalFace);
+    else
+        dlg.NormalFont->SetSelection(0);
+    if (!m_FixedFace.empty())
+        dlg.FixedFont->SetStringSelection(m_FixedFace);
+    else
+        dlg.FixedFont->SetSelection(0);
+    dlg.FontSize->SetValue(m_FontSize);

     dlg.UpdateTestWin();
 
     if (dlg.ShowModal() == wxID_OK)
     {
         m_NormalFace = dlg.NormalFont->GetStringSelection();
         m_FixedFace = dlg.FixedFont->GetStringSelection();
     dlg.UpdateTestWin();
 
     if (dlg.ShowModal() == wxID_OK)
     {
         m_NormalFace = dlg.NormalFont->GetStringSelection();
         m_FixedFace = dlg.FixedFont->GetStringSelection();

-        m_FontSize = dlg.RadioBox->GetSelection();
+        m_FontSize = dlg.FontSize->GetValue();

         SetFontsToHtmlWin(m_HtmlWin, m_NormalFace, m_FixedFace, m_FontSize);
     }
 }
         SetFontsToHtmlWin(m_HtmlWin, m_NormalFace, m_FixedFace, m_FontSize);
     }
 }


@@ -1062,16 +1369,15 @@ void wxHtmlHelpFrame::NotifyPageChanged()
 {
     if (m_UpdateContents && m_PagesHash)
     {
 {
     if (m_UpdateContents && m_PagesHash)
     {

-        wxString an = m_HtmlWin->GetOpenedAnchor();
-        wxHtmlHelpHashData *ha;
-        if (an.IsEmpty())
-            ha = (wxHtmlHelpHashData*) m_PagesHash->Get(m_HtmlWin->GetOpenedPage());
-        else
-            ha = (wxHtmlHelpHashData*) m_PagesHash->Get(m_HtmlWin->GetOpenedPage() + wxT("#") + an);
+        wxString page = wxHtmlHelpHtmlWindow::GetOpenedPageWithAnchor(m_HtmlWin);
+        wxHtmlHelpHashData *ha = NULL;
+        if (!page.empty())
+            ha = (wxHtmlHelpHashData*) m_PagesHash->Get(page);
+

         if (ha)
         {
             bool olduc = m_UpdateContents;
         if (ha)
         {
             bool olduc = m_UpdateContents;

-            m_UpdateContents = FALSE;
+            m_UpdateContents = false;

             m_ContentsBox->SelectItem(ha->m_Id);
             m_ContentsBox->EnsureVisible(ha->m_Id);
             m_UpdateContents = olduc;
             m_ContentsBox->SelectItem(ha->m_Id);
             m_ContentsBox->EnsureVisible(ha->m_Id);
             m_UpdateContents = olduc;


@@ -1086,6 +1392,20 @@ EVENT HANDLING :
 */
 
 
 */
 
 

+void wxHtmlHelpFrame::OnActivate(wxActivateEvent& event)
+{
+    // This saves one mouse click when using the
+    // wxHTML for context sensitive help systems
+#ifndef __WXGTK__
+    // NB: wxActivateEvent is a bit broken in wxGTK
+    //     and is sometimes sent when it should not be
+    if (event.GetActive() && m_HtmlWin)
+        m_HtmlWin->SetFocus();
+#endif
+
+    event.Skip();
+}
+

 void wxHtmlHelpFrame::OnToolbar(wxCommandEvent& event)
 {
     switch (event.GetId())
 void wxHtmlHelpFrame::OnToolbar(wxCommandEvent& event)
 {
     switch (event.GetId())


@@ -1103,18 +1423,16 @@ void wxHtmlHelpFrame::OnToolbar(wxCommandEvent& event)
         case wxID_HTML_UP :
             if (m_PagesHash)
             {
         case wxID_HTML_UP :
             if (m_PagesHash)
             {

-                wxString an = m_HtmlWin->GetOpenedAnchor();
-                wxHtmlHelpHashData *ha;
-                if (an.IsEmpty())
-                    ha = (wxHtmlHelpHashData*) m_PagesHash->Get(m_HtmlWin->GetOpenedPage());
-                else
-                    ha = (wxHtmlHelpHashData*) m_PagesHash->Get(m_HtmlWin->GetOpenedPage() + wxT("#") + an);
+                wxString page = wxHtmlHelpHtmlWindow::GetOpenedPageWithAnchor(m_HtmlWin);
+                wxHtmlHelpHashData *ha = NULL;
+                if (!page.empty())
+                    ha = (wxHtmlHelpHashData*) m_PagesHash->Get(page);

                 if (ha && ha->m_Index > 0)
                 {
                 if (ha && ha->m_Index > 0)
                 {

-                    wxHtmlContentsItem *it = m_Data->GetContents() + (ha->m_Index - 1);
-                    if (it->m_Page[0] != 0)
+                    const wxHtmlHelpDataItem& it = m_Data->GetContentsArray()[ha->m_Index - 1];
+                    if (!it.page.empty())

                     {
                     {

-                        m_HtmlWin->LoadPage(wxAddBasePath(it->m_Book->GetBasePath(), it->m_Page));
+                        m_HtmlWin->LoadPage(it.GetFullPath());

                         NotifyPageChanged();
                     }
                 }
                         NotifyPageChanged();
                     }
                 }


@@ -1124,25 +1442,28 @@ void wxHtmlHelpFrame::OnToolbar(wxCommandEvent& event)
         case wxID_HTML_UPNODE :
             if (m_PagesHash)
             {
         case wxID_HTML_UPNODE :
             if (m_PagesHash)
             {

-                wxString an = m_HtmlWin->GetOpenedAnchor();
-                wxHtmlHelpHashData *ha;
-                if (an.IsEmpty())
-                    ha = (wxHtmlHelpHashData*) m_PagesHash->Get(m_HtmlWin->GetOpenedPage());
-                else
-                    ha = (wxHtmlHelpHashData*) m_PagesHash->Get(m_HtmlWin->GetOpenedPage() + wxT("#") + an);
+                wxString page = wxHtmlHelpHtmlWindow::GetOpenedPageWithAnchor(m_HtmlWin);
+                wxHtmlHelpHashData *ha = NULL;
+                if (!page.empty())
+                    ha = (wxHtmlHelpHashData*) m_PagesHash->Get(page);

                 if (ha && ha->m_Index > 0)
                 {
                 if (ha && ha->m_Index > 0)
                 {

-                    int level = m_Data->GetContents()[ha->m_Index].m_Level - 1;
-                    wxHtmlContentsItem *it;
+                    int level =
+                        m_Data->GetContentsArray()[ha->m_Index].level - 1;

                     int ind = ha->m_Index - 1;
 
                     int ind = ha->m_Index - 1;
 

-                    it = m_Data->GetContents() + ind;
-                    while (ind >= 0 && it->m_Level != level) ind--, it--;
+                    const wxHtmlHelpDataItem *it =
+                        &m_Data->GetContentsArray()[ind];
+                    while (ind >= 0 && it->level != level)
+                    {
+                        ind--;
+                        it = &m_Data->GetContentsArray()[ind];
+                    }

                     if (ind >= 0)
                     {
                     if (ind >= 0)
                     {

-                        if (it->m_Page[0] != 0)
+                        if (!it->page.empty())

                         {
                         {

-                            m_HtmlWin->LoadPage(wxAddBasePath(it->m_Book->GetBasePath(), it->m_Page));
+                            m_HtmlWin->LoadPage(it->GetFullPath());

                             NotifyPageChanged();
                         }
                     }
                             NotifyPageChanged();
                         }
                     }


@@ -1153,24 +1474,21 @@ void wxHtmlHelpFrame::OnToolbar(wxCommandEvent& event)
         case wxID_HTML_DOWN :
             if (m_PagesHash)
             {
         case wxID_HTML_DOWN :
             if (m_PagesHash)
             {

-                wxString an = m_HtmlWin->GetOpenedAnchor();
-                wxString adr;
-                wxHtmlHelpHashData *ha;
-
-                if (an.IsEmpty()) adr = m_HtmlWin->GetOpenedPage();
-                else adr = m_HtmlWin->GetOpenedPage() + wxT("#") + an;
-
-                ha = (wxHtmlHelpHashData*) m_PagesHash->Get(adr);
+                wxString page = wxHtmlHelpHtmlWindow::GetOpenedPageWithAnchor(m_HtmlWin);
+                wxHtmlHelpHashData *ha = NULL;
+                if (!page.empty())
+                    ha = (wxHtmlHelpHashData*) m_PagesHash->Get(page);

 
 

-                if (ha && ha->m_Index < m_Data->GetContentsCnt() - 1)
+                const wxHtmlHelpDataItems& contents = m_Data->GetContentsArray();
+                if (ha && ha->m_Index < (int)contents.size() - 1)

                 {
                 {

-                    wxHtmlContentsItem *it = m_Data->GetContents() + (ha->m_Index + 1);
+                    size_t idx = ha->m_Index + 1;

 
 

-                    while (wxAddBasePath(it->m_Book->GetBasePath(), it->m_Page) == adr) it++;
+                    while (contents[idx].GetFullPath() == page) idx++;

 
 

-                    if (it->m_Page[0] != 0)
+                    if (!contents[idx].page.empty())

                     {
                     {

-                        m_HtmlWin->LoadPage(wxAddBasePath(it->m_Book->GetBasePath(), it->m_Page));
+                        m_HtmlWin->LoadPage(contents[idx].GetFullPath());

                         NotifyPageChanged();
                     }
                 }
                         NotifyPageChanged();
                     }
                 }


@@ -1182,17 +1500,17 @@ void wxHtmlHelpFrame::OnToolbar(wxCommandEvent& event)
                 if (! (m_Splitter && m_NavigPan))
                     return ;
                 if (m_Splitter->IsSplit())
                 if (! (m_Splitter && m_NavigPan))
                     return ;
                 if (m_Splitter->IsSplit())

-                       {
+                {

                     m_Cfg.sashpos = m_Splitter->GetSashPosition();
                     m_Splitter->Unsplit(m_NavigPan);
                     m_Cfg.sashpos = m_Splitter->GetSashPosition();
                     m_Splitter->Unsplit(m_NavigPan);

-                    m_Cfg.navig_on = FALSE;
+                    m_Cfg.navig_on = false;

                 }
                 }

-                       else
-                       {
-                    m_NavigPan->Show(TRUE);
-                    m_HtmlWin->Show(TRUE);
+                else
+                {
+                    m_NavigPan->Show();
+                    m_HtmlWin->Show();

                     m_Splitter->SplitVertically(m_NavigPan, m_HtmlWin, m_Cfg.sashpos);
                     m_Splitter->SplitVertically(m_NavigPan, m_HtmlWin, m_Cfg.sashpos);

-                    m_Cfg.navig_on = TRUE;
+                    m_Cfg.navig_on = true;

                 }
             }
             break;
                 }
             }
             break;


@@ -1209,9 +1527,9 @@ void wxHtmlHelpFrame::OnToolbar(wxCommandEvent& event)
                 item = m_HtmlWin->GetOpenedPageTitle();
                 url = m_HtmlWin->GetOpenedPage();
                 if (item == wxEmptyString)
                 item = m_HtmlWin->GetOpenedPageTitle();
                 url = m_HtmlWin->GetOpenedPage();
                 if (item == wxEmptyString)

-                           item = url.AfterLast(wxT('/'));
+                    item = url.AfterLast(wxT('/'));

                 if (m_BookmarksPages.Index(url) == wxNOT_FOUND)
                 if (m_BookmarksPages.Index(url) == wxNOT_FOUND)

-                       {
+                {

                     m_Bookmarks->Append(item);
                     m_BookmarksNames.Add(item);
                     m_BookmarksPages.Add(url);
                     m_Bookmarks->Append(item);
                     m_BookmarksNames.Add(item);
                     m_BookmarksPages.Add(url);


@@ -1227,9 +1545,9 @@ void wxHtmlHelpFrame::OnToolbar(wxCommandEvent& event)
                 item = m_Bookmarks->GetStringSelection();
                 pos = m_BookmarksNames.Index(item);
                 if (pos != wxNOT_FOUND)
                 item = m_Bookmarks->GetStringSelection();
                 pos = m_BookmarksNames.Index(item);
                 if (pos != wxNOT_FOUND)

-                       {
-                    m_BookmarksNames.Remove(pos);
-                    m_BookmarksPages.Remove(pos);
+                {
+                    m_BookmarksNames.RemoveAt(pos);
+                    m_BookmarksPages.RemoveAt(pos);

                     m_Bookmarks->Delete(m_Bookmarks->GetSelection());
                 }
             }
                     m_Bookmarks->Delete(m_Bookmarks->GetSelection());
                 }
             }


@@ -1250,22 +1568,29 @@ void wxHtmlHelpFrame::OnToolbar(wxCommandEvent& event)
 
         case wxID_HTML_OPENFILE :
             {
 
         case wxID_HTML_OPENFILE :
             {

+                wxString filemask = wxString(
+                    _("HTML files (*.html;*.htm)|*.html;*.htm|")) +
+                    _("Help books (*.htb)|*.htb|Help books (*.zip)|*.zip|") +
+                    _("HTML Help Project (*.hhp)|*.hhp|") +
+#if wxUSE_LIBMSPACK
+                    _("Compressed HTML Help file (*.chm)|*.chm|") +
+#endif
+                    _("All files (*.*)|*");

                 wxString s = wxFileSelector(_("Open HTML document"),
                                             wxEmptyString,
                                             wxEmptyString,
                                             wxEmptyString,
                 wxString s = wxFileSelector(_("Open HTML document"),
                                             wxEmptyString,
                                             wxEmptyString,
                                             wxEmptyString,

-                                            _(
-"HTML files (*.htm)|*.htm|HTML files (*.html)|*.html|\
-Help books (*.htb)|*.htb|Help books (*.zip)|*.zip|\
-HTML Help Project (*.hhp)|*.hhp|\
-All files (*.*)|*"
-                                            ),
+                                            filemask,

                                             wxOPEN | wxFILE_MUST_EXIST,
                                             this);
                                             wxOPEN | wxFILE_MUST_EXIST,
                                             this);

-                if (!s.IsEmpty())
+                if (!s.empty())

                 {
                     wxString ext = s.Right(4).Lower();
                 {
                     wxString ext = s.Right(4).Lower();

-                    if (ext == _T(".zip") || ext == _T(".htb") || ext == _T(".hhp"))
+                    if (ext == _T(".zip") || ext == _T(".htb") ||
+#if wxUSE_LIBMSPACK
+                        ext == _T(".chm") ||
+#endif
+                        ext == _T(".hhp"))

                     {
                         wxBusyCursor bcur;
                         m_Data->AddBook(s);
                     {
                         wxBusyCursor bcur;
                         m_Data->AddBook(s);


@@ -1284,17 +1609,16 @@ All files (*.*)|*"
 void wxHtmlHelpFrame::OnContentsSel(wxTreeEvent& event)
 {
     wxHtmlHelpTreeItemData *pg;
 void wxHtmlHelpFrame::OnContentsSel(wxTreeEvent& event)
 {
     wxHtmlHelpTreeItemData *pg;

-    wxHtmlContentsItem *it;

 
     pg = (wxHtmlHelpTreeItemData*) m_ContentsBox->GetItemData(event.GetItem());
 
     if (pg && m_UpdateContents)
     {
 
     pg = (wxHtmlHelpTreeItemData*) m_ContentsBox->GetItemData(event.GetItem());
 
     if (pg && m_UpdateContents)
     {

-        it = m_Data->GetContents() + (pg->m_Id);
-        m_UpdateContents = FALSE;
-        if (it->m_Page[0] != 0)
-            m_HtmlWin->LoadPage(wxAddBasePath(it->m_Book->GetBasePath(), it->m_Page));
-        m_UpdateContents = TRUE;
+        const wxHtmlHelpDataItems& contents = m_Data->GetContentsArray();
+        m_UpdateContents = false;
+        if (!contents[pg->m_Id].page.empty())
+            m_HtmlWin->LoadPage(contents[pg->m_Id].GetFullPath());
+        m_UpdateContents = true;

     }
 }
 
     }
 }
 


@@ -1302,10 +1626,10 @@ void wxHtmlHelpFrame::OnContentsSel(wxTreeEvent& event)
 
 void wxHtmlHelpFrame::OnIndexSel(wxCommandEvent& WXUNUSED(event))
 {
 
 void wxHtmlHelpFrame::OnIndexSel(wxCommandEvent& WXUNUSED(event))
 {

-    wxHtmlContentsItem *it = (wxHtmlContentsItem*) m_IndexList->GetClientData(m_IndexList->GetSelection());
-    if (it->m_Page[0] != 0)
-        m_HtmlWin->LoadPage(wxAddBasePath(it->m_Book->GetBasePath(), it->m_Page));
-    NotifyPageChanged();
+    wxHtmlHelpMergedIndexItem *it = (wxHtmlHelpMergedIndexItem*)
+        m_IndexList->GetClientData(m_IndexList->GetSelection());
+    if (it)
+        DisplayIndexItem(it);

 }
 
 
 }
 
 


@@ -1320,33 +1644,58 @@ void wxHtmlHelpFrame::OnIndexFind(wxCommandEvent& event)
     else
     {
         wxBusyCursor bcur;
     else
     {
         wxBusyCursor bcur;

-        const wxChar *cstr = sr.c_str();
-        wxChar mybuff[512], *ptr;
-        bool first = TRUE;

 
         m_IndexList->Clear();
 
         m_IndexList->Clear();

-        int cnt = m_Data->GetIndexCnt();
-        wxHtmlContentsItem* index = m_Data->GetIndex();
+        const wxHtmlHelpMergedIndex& index = *m_mergedIndex;
+        size_t cnt = index.size();

 
         int displ = 0;
 
         int displ = 0;

-        for (int i = 0; i < cnt; i++)
+        for (size_t i = 0; i < cnt; i++)

         {
         {

-            wxStrncpy(mybuff, index[i].m_Name, 512);
-            mybuff[511] = _T('\0');
-            for (ptr = mybuff; *ptr != 0; ptr++)
-                if (*ptr >= _T('A') && *ptr <= _T('Z'))
-                    *ptr -= (wxChar)(_T('A') - _T('a'));
-            if (wxStrstr(mybuff, cstr) != NULL)
-               {
-                m_IndexList->Append(index[i].m_Name, (char*)(index + i));
-                displ++;
-                if (first)
-                       {
-                    if (index[i].m_Page[0] != 0)
-                        m_HtmlWin->LoadPage(wxAddBasePath(index[i].m_Book->GetBasePath(), index[i].m_Page));
-                    NotifyPageChanged();
-                    first = FALSE;
+            if (index[i].name.Lower().find(sr) != wxString::npos)
+            {
+                int pos = m_IndexList->Append(index[i].name,
+                                              (char*)(&index[i]));
+
+                if (displ++ == 0)
+                {
+                    // don't automatically show topic selector if this
+                    // item points to multiple pages:
+                    if (index[i].items.size() == 1)
+                    {
+                        m_IndexList->SetSelection(0);
+                        DisplayIndexItem(&index[i]);
+                    }
+                }
+
+                // if this is nested item of the index, show its parent(s)
+                // as well, otherwise it would not be clear what entry is
+                // shown:
+                wxHtmlHelpMergedIndexItem *parent = index[i].parent;
+                while (parent)
+                {
+                    if (pos == 0 ||
+                        (index.Index(*(wxHtmlHelpMergedIndexItem*)m_IndexList->GetClientData(pos-1))) < index.Index(*parent))
+                    {
+                        m_IndexList->Insert(parent->name,
+                                            pos, (char*)parent);
+                        parent = parent->parent;
+                    }
+                    else break;
+                }
+
+                // finally, it the item we just added is itself a parent for
+                // other items, show them as well, because they are refinements
+                // of the displayed index entry (i.e. it is implicitly contained
+                // in them: "foo" with parent "bar" reads as "bar, foo"):
+                int level = index[i].items[0]->level;
+                i++;
+                while (i < cnt && index[i].items[0]->level > level)
+                {
+                    m_IndexList->Append(index[i].name, (char*)(&index[i]));
+                    i++;

                 }
                 }

+                i--;

             }
         }
 
             }
         }
 


@@ -1364,19 +1713,22 @@ void wxHtmlHelpFrame::OnIndexAll(wxCommandEvent& WXUNUSED(event))
     wxBusyCursor bcur;
 
     m_IndexList->Clear();
     wxBusyCursor bcur;
 
     m_IndexList->Clear();

-    int cnt = m_Data->GetIndexCnt();
-    bool first = TRUE;
-    wxHtmlContentsItem* index = m_Data->GetIndex();
+    const wxHtmlHelpMergedIndex& index = *m_mergedIndex;
+    size_t cnt = index.size();
+    bool first = true;

 
 

-    for (int i = 0; i < cnt; i++)
+    for (size_t i = 0; i < cnt; i++)

     {
     {

-        m_IndexList->Append(index[i].m_Name, (char*)(index + i));
+        m_IndexList->Append(index[i].name, (char*)(&index[i]));

         if (first)
         if (first)

-           {
-            if (index[i].m_Page[0] != 0)
-                m_HtmlWin->LoadPage(wxAddBasePath(index[i].m_Book->GetBasePath(), index[i].m_Page));
-            NotifyPageChanged();
-            first = FALSE;
+        {
+            // don't automatically show topic selector if this
+            // item points to multiple pages:
+            if (index[i].items.size() == 1)
+            {
+                DisplayIndexItem(&index[i]);
+            }
+            first = false;

         }
     }
 
         }
     }
 


@@ -1388,11 +1740,11 @@ void wxHtmlHelpFrame::OnIndexAll(wxCommandEvent& WXUNUSED(event))
 
 void wxHtmlHelpFrame::OnSearchSel(wxCommandEvent& WXUNUSED(event))
 {
 
 void wxHtmlHelpFrame::OnSearchSel(wxCommandEvent& WXUNUSED(event))
 {

-    wxHtmlContentsItem *it = (wxHtmlContentsItem*) m_SearchList->GetClientData(m_SearchList->GetSelection());
+    wxHtmlHelpDataItem *it = (wxHtmlHelpDataItem*) m_SearchList->GetClientData(m_SearchList->GetSelection());

     if (it)
     {
     if (it)
     {

-        if (it->m_Page[0] != 0)
-            m_HtmlWin->LoadPage(wxAddBasePath(it->m_Book->GetBasePath(), it->m_Page));
+        if (!it->page.empty())
+            m_HtmlWin->LoadPage(it->GetFullPath());

         NotifyPageChanged();
     }
 }
         NotifyPageChanged();
     }
 }


@@ -1401,7 +1753,8 @@ void wxHtmlHelpFrame::OnSearch(wxCommandEvent& WXUNUSED(event))
 {
     wxString sr = m_SearchText->GetLineText(0);
 
 {
     wxString sr = m_SearchText->GetLineText(0);
 

-    if (sr != wxEmptyString) KeywordSearch(sr);
+    if (!sr.empty())
+        KeywordSearch(sr, wxHELP_SEARCH_ALL);

 }
 
 void wxHtmlHelpFrame::OnBookmarksSel(wxCommandEvent& WXUNUSED(event))
 }
 
 void wxHtmlHelpFrame::OnBookmarksSel(wxCommandEvent& WXUNUSED(event))


@@ -1420,6 +1773,13 @@ void wxHtmlHelpFrame::OnCloseWindow(wxCloseEvent& evt)
     GetSize(&m_Cfg.w, &m_Cfg.h);
     GetPosition(&m_Cfg.x, &m_Cfg.y);
 
     GetSize(&m_Cfg.w, &m_Cfg.h);
     GetPosition(&m_Cfg.x, &m_Cfg.y);
 

+#ifdef __WXGTK__
+    if (IsGrabbed())
+    {
+        RemoveGrab();
+    }
+#endif
+

     if (m_Splitter && m_Cfg.navig_on) m_Cfg.sashpos = m_Splitter->GetSashPosition();
 
     if (m_Config)
     if (m_Splitter && m_Cfg.navig_on) m_Cfg.sashpos = m_Splitter->GetSashPosition();
 
     if (m_Config)


@@ -1433,7 +1793,21 @@ void wxHtmlHelpFrame::OnCloseWindow(wxCloseEvent& evt)
     evt.Skip();
 }
 
     evt.Skip();
 }
 

+#ifdef __WXMAC__
+void wxHtmlHelpFrame::OnClose(wxCommandEvent& event)
+{
+    Close(true);
+}
+
+void wxHtmlHelpFrame::OnAbout(wxCommandEvent& event)
+{
+    wxMessageBox(wxT("wxWidgets HTML Help Viewer (c) 1998-2004, Vaclav Slavik et al"), wxT("HelpView"),
+        wxICON_INFORMATION|wxOK, this);
+}
+#endif
+

 BEGIN_EVENT_TABLE(wxHtmlHelpFrame, wxFrame)
 BEGIN_EVENT_TABLE(wxHtmlHelpFrame, wxFrame)

+    EVT_ACTIVATE(wxHtmlHelpFrame::OnActivate)

     EVT_TOOL_RANGE(wxID_HTML_PANEL, wxID_HTML_OPTIONS, wxHtmlHelpFrame::OnToolbar)
     EVT_BUTTON(wxID_HTML_BOOKMARKSREMOVE, wxHtmlHelpFrame::OnToolbar)
     EVT_BUTTON(wxID_HTML_BOOKMARKSADD, wxHtmlHelpFrame::OnToolbar)
     EVT_TOOL_RANGE(wxID_HTML_PANEL, wxID_HTML_OPTIONS, wxHtmlHelpFrame::OnToolbar)
     EVT_BUTTON(wxID_HTML_BOOKMARKSREMOVE, wxHtmlHelpFrame::OnToolbar)
     EVT_BUTTON(wxID_HTML_BOOKMARKSADD, wxHtmlHelpFrame::OnToolbar)


@@ -1447,6 +1821,12 @@ BEGIN_EVENT_TABLE(wxHtmlHelpFrame, wxFrame)
     EVT_BUTTON(wxID_HTML_INDEXBUTTONALL, wxHtmlHelpFrame::OnIndexAll)
     EVT_COMBOBOX(wxID_HTML_BOOKMARKSLIST, wxHtmlHelpFrame::OnBookmarksSel)
     EVT_CLOSE(wxHtmlHelpFrame::OnCloseWindow)
     EVT_BUTTON(wxID_HTML_INDEXBUTTONALL, wxHtmlHelpFrame::OnIndexAll)
     EVT_COMBOBOX(wxID_HTML_BOOKMARKSLIST, wxHtmlHelpFrame::OnBookmarksSel)
     EVT_CLOSE(wxHtmlHelpFrame::OnCloseWindow)

+#ifdef __WXMAC__
+    EVT_MENU(wxID_CLOSE, wxHtmlHelpFrame::OnClose)
+    EVT_MENU(wxID_ABOUT, wxHtmlHelpFrame::OnAbout)
+    EVT_MENU(wxID_HELP_CONTENTS, wxHtmlHelpFrame::OnAbout)
+#endif
+

 END_EVENT_TABLE()
 
 END_EVENT_TABLE()
 

-#endif
+#endif // wxUSE_WXHTML_HELP