Prevent seg fault for older GTK+

[wxWidgets.git] / include / wx / html / winpars.h

diff --git a/include/wx/html/winpars.h b/include/wx/html/winpars.h
index fc687c495deeb55244461b54a474b8deba6d755f..26780b540e94e4639147e5247cabe74a7a08c452 100644 (file)
--- a/include/wx/html/winpars.h
+++ b/include/wx/html/winpars.h
@@ -4,17 +4,12 @@
 // Author:      Vaclav Slavik
 // RCS-ID:      $Id$
 // Copyright:   (c) 1999 Vaclav Slavik
-// Licence:     wxWindows Licence
+// Licence:     wxWindows licence
 /////////////////////////////////////////////////////////////////////////////
 
-
 #ifndef _WX_WINPARS_H_
 #define _WX_WINPARS_H_
 
-#if defined(__GNUG__) && !defined(__APPLE__)
-#pragma interface "winpars.h"
-#endif
-
 #include "wx/defs.h"
 #if wxUSE_HTML
 
@@ -25,10 +20,12 @@
 #include "wx/encconv.h"
 
 class WXDLLIMPEXP_HTML wxHtmlWindow;
+class WXDLLIMPEXP_HTML wxHtmlWindowInterface;
 class WXDLLIMPEXP_HTML wxHtmlWinParser;
 class WXDLLIMPEXP_HTML wxHtmlWinTagHandler;
 class WXDLLIMPEXP_HTML wxHtmlTagsModule;
 
+
 //--------------------------------------------------------------------------------
 // wxHtmlWinParser
 //                  This class is derived from wxHtmlParser and its mail goal
@@ -38,11 +35,13 @@ class WXDLLIMPEXP_HTML wxHtmlTagsModule;
 
 class WXDLLIMPEXP_HTML wxHtmlWinParser : public wxHtmlParser
 {
+    DECLARE_ABSTRACT_CLASS(wxHtmlWinParser)
     friend class wxHtmlWindow;
 
 public:
-    wxHtmlWinParser(wxHtmlWindow *wnd = NULL);
-    ~wxHtmlWinParser();
+    wxHtmlWinParser(wxHtmlWindowInterface *wndIface = NULL);
+
+    virtual ~wxHtmlWinParser();
 
     virtual void InitParser(const wxString& source);
     virtual void DoneParser();
@@ -65,11 +64,21 @@ public:
     // for this DC. If you want actual values, call
     // GetDC()->GetChar...()
 
-    // returns associated wxWindow
-    wxHtmlWindow *GetWindow() {return m_Window;}
+    // returns interface to the rendering window
+    wxHtmlWindowInterface *GetWindowInterface() {return m_windowInterface;}
+#if WXWIN_COMPATIBILITY_2_6
+    // deprecated, use GetWindowInterface()->GetHTMLWindow() instead
+    wxDEPRECATED( wxHtmlWindow *GetWindow() );
+#endif
 
     // Sets fonts to be used when displaying HTML page. (if size null then default sizes used).
-    void SetFonts(wxString normal_face, wxString fixed_face, const int *sizes = NULL);
+    void SetFonts(const wxString& normal_face, const wxString& fixed_face, const int *sizes = NULL);
+
+    // Sets font sizes to be relative to the given size or the system
+    // default size; use either specified or default font
+    void SetStandardFonts(int size = -1,
+                          const wxString& normal_face = wxEmptyString,
+                          const wxString& fixed_face = wxEmptyString);
 
     // Adds tags module. see wxHtmlTagsModule for details.
     static void AddModule(wxHtmlTagsModule *module);
@@ -110,6 +119,12 @@ public:
 
     int GetAlign() const {return m_Align;}
     void SetAlign(int a) {m_Align = a;}
+
+    wxHtmlScriptMode GetScriptMode() const { return m_ScriptMode; }
+    void SetScriptMode(wxHtmlScriptMode mode) { m_ScriptMode = mode; }
+    long GetScriptBaseline() const { return m_ScriptBaseline; }
+    void SetScriptBaseline(long base) { m_ScriptBaseline = base; }
+
     const wxColour& GetLinkColor() const { return m_LinkColor; }
     void SetLinkColor(const wxColour& clr) { m_LinkColor = clr; }
     const wxColour& GetActualColor() const { return m_ActualColor; }
@@ -117,6 +132,9 @@ public:
     const wxHtmlLinkInfo& GetLink() const { return m_Link; }
     void SetLink(const wxHtmlLinkInfo& link);
 
+    // applies current parser state (link, sub/supscript, ...) to given cell
+    void ApplyStateToCell(wxHtmlCell *cell);
+
 #if !wxUSE_UNICODE
     void SetInputEncoding(wxFontEncoding enc);
     wxFontEncoding GetInputEncoding() const { return m_InputEnc; }
@@ -128,14 +146,16 @@ public:
     virtual wxFont* CreateCurrentFont();
 
 protected:
-    virtual void AddText(const wxChar* txt);
+    virtual void AddText(const wxString& txt);
 
 private:
+    void DoAddText(wxChar *temp, int& templen, wxChar nbsp);
+
     bool m_tmpLastWasSpace;
     wxChar *m_tmpStrBuf;
     size_t  m_tmpStrBufSize;
         // temporary variables used by AddText
-    wxHtmlWindow *m_Window;
+    wxHtmlWindowInterface *m_windowInterface;
             // window we're parsing for
     double m_PixelScale;
     wxDC *m_DC;
@@ -147,7 +167,7 @@ private:
     wxHtmlContainerCell *m_Container;
             // current container. See Open/CloseContainer for details.
 
-    int m_FontBold, m_FontItalic, m_FontUnderlined, m_FontFixed; // this is not TRUE,FALSE but 1,0, we need it for indexing
+    int m_FontBold, m_FontItalic, m_FontUnderlined, m_FontFixed; // this is not true,false but 1,0, we need it for indexing
     int m_FontSize; /* -2 to +4,  0 is default */
     wxColour m_LinkColor;
     wxColour m_ActualColor;
@@ -155,11 +175,15 @@ private:
     wxHtmlLinkInfo m_Link;
             // actual hypertext link or empty string
     bool m_UseLink;
-            // TRUE if m_Link is not empty
+            // true if m_Link is not empty
     long m_CharHeight, m_CharWidth;
             // average height of normal-sized text
     int m_Align;
             // actual alignment
+    wxHtmlScriptMode m_ScriptMode;
+            // current script mode (sub/sup/normal)
+    long m_ScriptBaseline;
+            // current sub/supscript base
 
     wxFont* m_FontsTable[2][2][2][2][7];
     wxString m_FontsFacesTable[2][2][2][2][7];
@@ -183,7 +207,7 @@ private:
 #endif
 
     wxHtmlWordCell *m_lastWordCell;
-    
+
     DECLARE_NO_COPY_CLASS(wxHtmlWinParser)
 };
 
@@ -204,9 +228,9 @@ class WXDLLIMPEXP_HTML wxHtmlWinTagHandler : public wxHtmlTagHandler
     DECLARE_ABSTRACT_CLASS(wxHtmlWinTagHandler)
 
 public:
-    wxHtmlWinTagHandler() : wxHtmlTagHandler() {};
+    wxHtmlWinTagHandler() : wxHtmlTagHandler() {}
 
-    virtual void SetParser(wxHtmlParser *parser) {wxHtmlTagHandler::SetParser(parser); m_WParser = (wxHtmlWinParser*) parser;};
+    virtual void SetParser(wxHtmlParser *parser) {wxHtmlTagHandler::SetParser(parser); m_WParser = (wxHtmlWinParser*) parser;}
 
 protected:
     wxHtmlWinParser *m_WParser; // same as m_Parser, but overcasted
@@ -232,7 +256,7 @@ class WXDLLIMPEXP_HTML wxHtmlTagsModule : public wxModule
     DECLARE_DYNAMIC_CLASS(wxHtmlTagsModule)
 
 public:
-    wxHtmlTagsModule() : wxModule() {};
+    wxHtmlTagsModule() : wxModule() {}
 
     virtual bool OnInit();
     virtual void OnExit();