added wxConvUI which determines the conversion used for the UI elements and can be...

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

diff --git a/include/wx/html/htmlcell.h b/include/wx/html/htmlcell.h
index b4d8af4e3b961af3ad3dc9b7c9d10f101a0bfebc..62afdebae42b1afd7825265f0247352c04a8d05a 100644 (file)
--- a/include/wx/html/htmlcell.h
+++ b/include/wx/html/htmlcell.h
@@ -4,18 +4,13 @@
 //              as a basic visual element of HTML page
 // Author:      Vaclav Slavik
 // RCS-ID:      $Id$
 //              as a basic visual element of HTML page
 // Author:      Vaclav Slavik
 // RCS-ID:      $Id$

-// Copyright:   (c) 1999 Vaclav Slavik
-// Licence:     wxWindows Licence
+// Copyright:   (c) 1999-2003 Vaclav Slavik
+// Licence:     wxWindows licence

 /////////////////////////////////////////////////////////////////////////////
 
 /////////////////////////////////////////////////////////////////////////////
 

-

 #ifndef _WX_HTMLCELL_H_
 #define _WX_HTMLCELL_H_
 
 #ifndef _WX_HTMLCELL_H_
 #define _WX_HTMLCELL_H_
 

-#if defined(__GNUG__) && !defined(__APPLE__)
-#pragma interface "htmlcell.h"
-#endif
-

 #include "wx/defs.h"
 
 #if wxUSE_HTML
 #include "wx/defs.h"
 
 #if wxUSE_HTML


@@ -25,39 +20,48 @@
 #include "wx/window.h"
 
 
 #include "wx/window.h"
 
 

-class WXDLLEXPORT wxHtmlLinkInfo;
-class WXDLLEXPORT wxHtmlCell;
-class WXDLLEXPORT wxHtmlContainerCell;
+class WXDLLIMPEXP_HTML wxHtmlLinkInfo;
+class WXDLLIMPEXP_HTML wxHtmlCell;
+class WXDLLIMPEXP_HTML wxHtmlContainerCell;

 
 
 // wxHtmlSelection is data holder with information about text selection.
 // Selection is defined by two positions (beginning and end of the selection)
 // and two leaf(!) cells at these positions.
 
 
 // wxHtmlSelection is data holder with information about text selection.
 // Selection is defined by two positions (beginning and end of the selection)
 // and two leaf(!) cells at these positions.

-class WXDLLEXPORT wxHtmlSelection
+class WXDLLIMPEXP_HTML wxHtmlSelection

 {
 public:
 {
 public:

-    wxHtmlSelection() 
+    wxHtmlSelection()

         : m_fromPos(wxDefaultPosition), m_toPos(wxDefaultPosition),
         : m_fromPos(wxDefaultPosition), m_toPos(wxDefaultPosition),

+          m_fromPrivPos(wxDefaultPosition), m_toPrivPos(wxDefaultPosition),

           m_fromCell(NULL), m_toCell(NULL) {}
 
           m_fromCell(NULL), m_toCell(NULL) {}
 

-    void Set(const wxPoint& fromPos, wxHtmlCell *fromCell,
-             const wxPoint& toPos, wxHtmlCell *toCell);
-    void Set(wxHtmlCell *fromCell, wxHtmlCell *toCell);
-    
+    void Set(const wxPoint& fromPos, const wxHtmlCell *fromCell,
+             const wxPoint& toPos, const wxHtmlCell *toCell);
+    void Set(const wxHtmlCell *fromCell, const wxHtmlCell *toCell);
+

     const wxHtmlCell *GetFromCell() const { return m_fromCell; }
     const wxHtmlCell *GetToCell() const { return m_toCell; }
     const wxHtmlCell *GetFromCell() const { return m_fromCell; }
     const wxHtmlCell *GetToCell() const { return m_toCell; }

-    
-    // these values are *relative* to From/To cell's origin:
+
+    // these values are in absolute coordinates:

     const wxPoint& GetFromPos() const { return m_fromPos; }
     const wxPoint& GetToPos() const { return m_toPos; }
 
     const wxPoint& GetFromPos() const { return m_fromPos; }
     const wxPoint& GetToPos() const { return m_toPos; }
 

-    const bool IsEmpty() const 
-        { return m_fromPos == wxDefaultPosition && 
+    // these are From/ToCell's private data
+    const wxPoint& GetFromPrivPos() const { return m_fromPrivPos; }
+    const wxPoint& GetToPrivPos() const { return m_toPrivPos; }
+    void SetFromPrivPos(const wxPoint& pos) { m_fromPrivPos = pos; }
+    void SetToPrivPos(const wxPoint& pos) { m_toPrivPos = pos; }
+    void ClearPrivPos() { m_toPrivPos = m_fromPrivPos = wxDefaultPosition; }
+
+    bool IsEmpty() const
+        { return m_fromPos == wxDefaultPosition &&

                  m_toPos == wxDefaultPosition; }
 
 private:
                  m_toPos == wxDefaultPosition; }
 
 private:

-    wxPoint     m_fromPos,   m_toPos;
-    wxHtmlCell *m_fromCell, *m_toCell;
+    wxPoint m_fromPos, m_toPos;
+    wxPoint m_fromPrivPos, m_toPrivPos;
+    const wxHtmlCell *m_fromCell, *m_toCell;

 };
 
 
 };
 
 


@@ -71,37 +75,83 @@ enum wxHtmlSelectionState
 
 // Selection state is passed to wxHtmlCell::Draw so that it can render itself
 // differently e.g. when inside text selection or outside it.
 
 // Selection state is passed to wxHtmlCell::Draw so that it can render itself
 // differently e.g. when inside text selection or outside it.

-class WXDLLEXPORT wxHtmlRenderingState
+class WXDLLIMPEXP_HTML wxHtmlRenderingState

 {
 public:
 {
 public:

-    wxHtmlRenderingState(wxHtmlSelection *s = NULL)
-        : m_selection(s), m_selState(wxHTML_SEL_OUT) {}
-    void SetSelection(wxHtmlSelection *s) { m_selection = s; }
-    wxHtmlSelection *GetSelection() const { return m_selection; }
+    wxHtmlRenderingState() : m_selState(wxHTML_SEL_OUT) {}

 
 

-    void SetSelectionState(wxHtmlSelectionState s) { m_selState = s; }  
+    void SetSelectionState(wxHtmlSelectionState s) { m_selState = s; }

     wxHtmlSelectionState GetSelectionState() const { return m_selState; }
 
     void SetFgColour(const wxColour& c) { m_fgColour = c; }
     const wxColour& GetFgColour() const { return m_fgColour; }
     void SetBgColour(const wxColour& c) { m_bgColour = c; }
     const wxColour& GetBgColour() const { return m_bgColour; }
     wxHtmlSelectionState GetSelectionState() const { return m_selState; }
 
     void SetFgColour(const wxColour& c) { m_fgColour = c; }
     const wxColour& GetFgColour() const { return m_fgColour; }
     void SetBgColour(const wxColour& c) { m_bgColour = c; }
     const wxColour& GetBgColour() const { return m_bgColour; }

-    
+

 private:
 private:

-    wxHtmlSelection      *m_selection;

     wxHtmlSelectionState  m_selState;
     wxColour              m_fgColour, m_bgColour;
 };
 
     wxHtmlSelectionState  m_selState;
     wxColour              m_fgColour, m_bgColour;
 };
 

+
+// HTML rendering customization. This class is used when rendering wxHtmlCells
+// as a callback:
+class WXDLLIMPEXP_HTML wxHtmlRenderingStyle
+{
+public:
+    virtual ~wxHtmlRenderingStyle() {}
+    virtual wxColour GetSelectedTextColour(const wxColour& clr) = 0;
+    virtual wxColour GetSelectedTextBgColour(const wxColour& clr) = 0;
+};
+
+// Standard style:
+class WXDLLIMPEXP_HTML wxDefaultHtmlRenderingStyle : public wxHtmlRenderingStyle
+{
+public:
+    virtual wxColour GetSelectedTextColour(const wxColour& clr);
+    virtual wxColour GetSelectedTextBgColour(const wxColour& clr);
+};
+
+
+// Information given to cells when drawing them. Contains rendering state,
+// selection information and rendering style object that can be used to
+// customize the output.
+class WXDLLIMPEXP_HTML wxHtmlRenderingInfo
+{
+public:
+    wxHtmlRenderingInfo() : m_selection(NULL), m_style(NULL) {}
+
+    void SetSelection(wxHtmlSelection *s) { m_selection = s; }
+    wxHtmlSelection *GetSelection() const { return m_selection; }
+
+    void SetStyle(wxHtmlRenderingStyle *style) { m_style = style; }
+    wxHtmlRenderingStyle& GetStyle() { return *m_style; }
+
+    wxHtmlRenderingState& GetState() { return m_state; }
+
+protected:
+    wxHtmlSelection      *m_selection;
+    wxHtmlRenderingStyle *m_style;
+    wxHtmlRenderingState m_state;
+};
+
+

 // Flags for wxHtmlCell::FindCellByPos
 enum
 {
     wxHTML_FIND_EXACT             = 1,
     wxHTML_FIND_NEAREST_BEFORE    = 2,
 // Flags for wxHtmlCell::FindCellByPos
 enum
 {
     wxHTML_FIND_EXACT             = 1,
     wxHTML_FIND_NEAREST_BEFORE    = 2,

-    wxHTML_FIND_NEAREST_AFTER     = 4,
+    wxHTML_FIND_NEAREST_AFTER     = 4

 };
 
 
 };
 
 

+// Superscript/subscript/normal script mode of a cell
+enum wxHtmlScriptMode
+{
+    wxHTML_SCRIPT_NORMAL,
+    wxHTML_SCRIPT_SUB,
+    wxHTML_SCRIPT_SUP
+};

 
 
 // ---------------------------------------------------------------------------
 
 
 // ---------------------------------------------------------------------------


@@ -113,7 +163,7 @@ enum
 // ---------------------------------------------------------------------------
 
 
 // ---------------------------------------------------------------------------
 
 

-class WXDLLEXPORT wxHtmlCell : public wxObject
+class WXDLLIMPEXP_HTML wxHtmlCell : public wxObject

 {
 public:
     wxHtmlCell();
 {
 public:
     wxHtmlCell();


@@ -125,9 +175,22 @@ public:
     int GetPosX() const {return m_PosX;}
     int GetPosY() const {return m_PosY;}
     int GetWidth() const {return m_Width;}
     int GetPosX() const {return m_PosX;}
     int GetPosY() const {return m_PosY;}
     int GetWidth() const {return m_Width;}

+
+    // Returns the maximum possible length of the cell.
+    // Call Layout at least once before using GetMaxTotalWidth()
+    virtual int GetMaxTotalWidth() const { return m_Width; }
+

     int GetHeight() const {return m_Height;}
     int GetDescent() const {return m_Descent;}
 
     int GetHeight() const {return m_Height;}
     int GetDescent() const {return m_Descent;}
 

+    void SetScriptMode(wxHtmlScriptMode mode, long previousBase);
+    wxHtmlScriptMode GetScriptMode() const { return m_ScriptMode; }
+    long GetScriptBaseline() { return m_ScriptBaseline; }
+
+    // Formatting cells are not visible on the screen, they only alter
+    // renderer's state.
+    bool IsFormattingCell() const { return m_Width == 0 && m_Height == 0; }
+

     const wxString& GetId() const { return m_id; }
     void SetId(const wxString& id) { m_id = id; }
 
     const wxString& GetId() const { return m_id; }
     void SetId(const wxString& id) { m_id = id; }
 


@@ -137,6 +200,9 @@ public:
                                     int WXUNUSED(y) = 0) const
         { return m_Link; }
 
                                     int WXUNUSED(y) = 0) const
         { return m_Link; }
 

+    // Returns cursor to be used when mouse is over the cell:
+    virtual wxCursor GetCursor() const;
+

     // return next cell among parent's cells
     wxHtmlCell *GetNext() const {return m_Next;}
     // returns first child cell (if there are any, i.e. if this is container):
     // return next cell among parent's cells
     wxHtmlCell *GetNext() const {return m_Next;}
     // returns first child cell (if there are any, i.e. if this is container):


@@ -158,13 +224,13 @@ public:
     virtual void Draw(wxDC& WXUNUSED(dc),
                       int WXUNUSED(x), int WXUNUSED(y),
                       int WXUNUSED(view_y1), int WXUNUSED(view_y2),
     virtual void Draw(wxDC& WXUNUSED(dc),
                       int WXUNUSED(x), int WXUNUSED(y),
                       int WXUNUSED(view_y1), int WXUNUSED(view_y2),

-                      wxHtmlRenderingState& WXUNUSED(state)) {}
+                      wxHtmlRenderingInfo& WXUNUSED(info)) {}

 
     // proceed drawing actions in case the cell is not visible (scrolled out of
     // screen).  This is needed to change fonts, colors and so on.
     virtual void DrawInvisible(wxDC& WXUNUSED(dc),
                                int WXUNUSED(x), int WXUNUSED(y),
 
     // proceed drawing actions in case the cell is not visible (scrolled out of
     // screen).  This is needed to change fonts, colors and so on.
     virtual void DrawInvisible(wxDC& WXUNUSED(dc),
                                int WXUNUSED(x), int WXUNUSED(y),

-                               wxHtmlRenderingState& WXUNUSED(state)) {}
+                               wxHtmlRenderingInfo& WXUNUSED(info)) {}

 
     // This method returns pointer to the FIRST cell for that
     // the condition
 
     // This method returns pointer to the FIRST cell for that
     // the condition


@@ -201,15 +267,13 @@ public:
     // is true - the cell can be split on two pages
     void SetCanLiveOnPagebreak(bool can) { m_CanLiveOnPagebreak = can; }
 
     // is true - the cell can be split on two pages
     void SetCanLiveOnPagebreak(bool can) { m_CanLiveOnPagebreak = can; }
 

-    // Returns y-coordinates that contraint the cell, i.e. left is highest
-    // and right lowest coordinate such that the cell lays between then.
-    // Note: this method does not return meaningful values if you haven't
-    //       called Layout() before!
-    virtual void GetHorizontalConstraints(int *left, int *right) const;
+    // Can the line be broken before this cell?
+    virtual bool IsLinebreakAllowed() const
+        { return !IsFormattingCell(); }

 
     // Returns true for simple == terminal cells, i.e. not composite ones.
     // This if for internal usage only and may disappear in future versions!
 
     // Returns true for simple == terminal cells, i.e. not composite ones.
     // This if for internal usage only and may disappear in future versions!

-    virtual bool IsTerminalCell() const { return TRUE; }
+    virtual bool IsTerminalCell() const { return true; }

 
     // Find a cell inside this cell positioned at the given coordinates
     // (relative to this's positions). Returns NULL if no such cell exists.
 
     // Find a cell inside this cell positioned at the given coordinates
     // (relative to this's positions). Returns NULL if no such cell exists.


@@ -224,15 +288,15 @@ public:
 
     // Returns first (last) terminal cell inside this cell. It may return NULL,
     // but it is rare -- only if there are no terminals in the tree.
 
     // Returns first (last) terminal cell inside this cell. It may return NULL,
     // but it is rare -- only if there are no terminals in the tree.

-    virtual wxHtmlCell *GetFirstTerminal() const 
+    virtual wxHtmlCell *GetFirstTerminal() const

         { return wxConstCast(this, wxHtmlCell); }
         { return wxConstCast(this, wxHtmlCell); }

-    virtual wxHtmlCell *GetLastTerminal() const 
+    virtual wxHtmlCell *GetLastTerminal() const

         { return wxConstCast(this, wxHtmlCell); }
 
     // Returns cell's depth, i.e. how far under the root cell it is
     // (if it is the root, depth is 0)
     unsigned GetDepth() const;
         { return wxConstCast(this, wxHtmlCell); }
 
     // Returns cell's depth, i.e. how far under the root cell it is
     // (if it is the root, depth is 0)
     unsigned GetDepth() const;

-    
+

     // Returns true if the cell appears before 'cell' in natural order of
     // cells (= as they are read). If cell A is (grand)parent of cell B,
     // then both A.IsBefore(B) and B.IsBefore(A) always return true.
     // Returns true if the cell appears before 'cell' in natural order of
     // cells (= as they are read). If cell A is (grand)parent of cell B,
     // then both A.IsBefore(B) and B.IsBefore(A) always return true.


@@ -244,22 +308,28 @@ public:
         { return wxEmptyString; }
 
 protected:
         { return wxEmptyString; }
 
 protected:

+    // pointer to the next cell

     wxHtmlCell *m_Next;
     wxHtmlCell *m_Next;

-            // pointer to the next cell
+    // pointer to parent cell

     wxHtmlContainerCell *m_Parent;
     wxHtmlContainerCell *m_Parent;

-            // pointer to parent cell
+
+    // dimensions of fragment (m_Descent is used to position text & images)

     long m_Width, m_Height, m_Descent;
     long m_Width, m_Height, m_Descent;

-            // dimensions of fragment
-            // m_Descent is used to position text&images..
+    // position where the fragment is drawn:

     long m_PosX, m_PosY;
     long m_PosX, m_PosY;

-            // position where the fragment is drawn
+
+    // superscript/subscript/normal:
+    wxHtmlScriptMode m_ScriptMode;
+    long m_ScriptBaseline;
+
+    // destination address if this fragment is hypertext link, NULL otherwise

     wxHtmlLinkInfo *m_Link;
     wxHtmlLinkInfo *m_Link;

-            // destination address if this fragment is hypertext link, NULL otherwise
+    // true if this cell can be placed on pagebreak, false otherwise

     bool m_CanLiveOnPagebreak;
     bool m_CanLiveOnPagebreak;

-            // true if this cell can be placed on pagebreak, false otherwise
+    // unique identifier of the cell, generated from "id" property of tags

     wxString m_id;
     wxString m_id;

-            // unique identifier of the cell, generated from "id" property of tags

 
 

+    DECLARE_ABSTRACT_CLASS(wxHtmlCell)

     DECLARE_NO_COPY_CLASS(wxHtmlCell)
 };
 
     DECLARE_NO_COPY_CLASS(wxHtmlCell)
 };
 


@@ -276,21 +346,29 @@ protected:
 //                  Single word in input stream.
 // ----------------------------------------------------------------------------
 
 //                  Single word in input stream.
 // ----------------------------------------------------------------------------
 

-class WXDLLEXPORT wxHtmlWordCell : public wxHtmlCell
+class WXDLLIMPEXP_HTML wxHtmlWordCell : public wxHtmlCell

 {
 public:
 {
 public:

-    wxHtmlWordCell(const wxString& word, wxDC& dc);
+    wxHtmlWordCell(const wxString& word, const wxDC& dc);

     void Draw(wxDC& dc, int x, int y, int view_y1, int view_y2,
     void Draw(wxDC& dc, int x, int y, int view_y1, int view_y2,

-              wxHtmlRenderingState& state);
+              wxHtmlRenderingInfo& info);
+    wxCursor GetCursor() const;

     wxString ConvertToText(wxHtmlSelection *sel) const;
     wxString ConvertToText(wxHtmlSelection *sel) const;

+    bool IsLinebreakAllowed() const { return m_allowLinebreak; }
+
+    void SetPreviousWord(wxHtmlWordCell *cell);

 
 protected:
 
 protected:

-    void Split(wxDC& dc,
+    void SetSelectionPrivPos(const wxDC& dc, wxHtmlSelection *s) const;
+    void Split(const wxDC& dc,

                const wxPoint& selFrom, const wxPoint& selTo,
                const wxPoint& selFrom, const wxPoint& selTo,

-               wxString& s1, wxString& s2, wxString& s3,
-               unsigned& pos1, unsigned& pos2);
-    
+               unsigned& pos1, unsigned& pos2) const;
+

     wxString m_Word;
     wxString m_Word;

+    bool     m_allowLinebreak;
+
+    DECLARE_ABSTRACT_CLASS(wxHtmlWordCell)
+    DECLARE_NO_COPY_CLASS(wxHtmlWordCell)

 };
 
 
 };
 
 


@@ -299,7 +377,7 @@ protected:
 
 // Container contains other cells, thus forming tree structure of rendering
 // elements. Basic code of layout algorithm is contained in this class.
 
 // Container contains other cells, thus forming tree structure of rendering
 // elements. Basic code of layout algorithm is contained in this class.

-class WXDLLEXPORT wxHtmlContainerCell : public wxHtmlCell
+class WXDLLIMPEXP_HTML wxHtmlContainerCell : public wxHtmlCell

 {
 public:
     wxHtmlContainerCell(wxHtmlContainerCell *parent);
 {
 public:
     wxHtmlContainerCell(wxHtmlContainerCell *parent);


@@ -307,9 +385,9 @@ public:
 
     virtual void Layout(int w);
     virtual void Draw(wxDC& dc, int x, int y, int view_y1, int view_y2,
 
     virtual void Layout(int w);
     virtual void Draw(wxDC& dc, int x, int y, int view_y1, int view_y2,

-                      wxHtmlRenderingState& state);
+                      wxHtmlRenderingInfo& info);

     virtual void DrawInvisible(wxDC& dc, int x, int y,
     virtual void DrawInvisible(wxDC& dc, int x, int y,

-                               wxHtmlRenderingState& state);
+                               wxHtmlRenderingInfo& info);

     virtual bool AdjustPagebreak(int *pagebreak, int *known_pagebreaks = NULL, int number_of_pages = 0) const;
 
     // insert cell at the end of m_Cells list
     virtual bool AdjustPagebreak(int *pagebreak, int *known_pagebreaks = NULL, int number_of_pages = 0) const;
 
     // insert cell at the end of m_Cells list


@@ -339,36 +417,46 @@ public:
     // sets minimal height of this container.
     void SetMinHeight(int h, int align = wxHTML_ALIGN_TOP) {m_MinHeight = h; m_MinHeightAlign = align; m_LastLayout = -1;}
 
     // sets minimal height of this container.
     void SetMinHeight(int h, int align = wxHTML_ALIGN_TOP) {m_MinHeight = h; m_MinHeightAlign = align; m_LastLayout = -1;}
 

-    void SetBackgroundColour(const wxColour& clr) {m_UseBkColour = TRUE; m_BkColour = clr;}
+    void SetBackgroundColour(const wxColour& clr) {m_UseBkColour = true; m_BkColour = clr;}

     // returns background colour (of wxNullColour if none set), so that widgets can
     // adapt to it:
     wxColour GetBackgroundColour();
     // returns background colour (of wxNullColour if none set), so that widgets can
     // adapt to it:
     wxColour GetBackgroundColour();

-    void SetBorder(const wxColour& clr1, const wxColour& clr2) {m_UseBorder = TRUE; m_BorderColour1 = clr1, m_BorderColour2 = clr2;}
+    void SetBorder(const wxColour& clr1, const wxColour& clr2) {m_UseBorder = true; m_BorderColour1 = clr1, m_BorderColour2 = clr2;}

     virtual wxHtmlLinkInfo* GetLink(int x = 0, int y = 0) const;
     virtual const wxHtmlCell* Find(int condition, const void* param) const;
     virtual void OnMouseClick(wxWindow *parent, int x, int y, const wxMouseEvent& event);
     virtual wxHtmlLinkInfo* GetLink(int x = 0, int y = 0) const;
     virtual const wxHtmlCell* Find(int condition, const void* param) const;
     virtual void OnMouseClick(wxWindow *parent, int x, int y, const wxMouseEvent& event);

-    virtual void GetHorizontalConstraints(int *left, int *right) const;

 
     virtual wxHtmlCell* GetFirstChild() const { return m_Cells; }
 #if WXWIN_COMPATIBILITY_2_4
     wxDEPRECATED( wxHtmlCell* GetFirstCell() const );
 #endif
 
     virtual wxHtmlCell* GetFirstChild() const { return m_Cells; }
 #if WXWIN_COMPATIBILITY_2_4
     wxDEPRECATED( wxHtmlCell* GetFirstCell() const );
 #endif

+    // returns last child cell:
+    wxHtmlCell* GetLastChild() const { return m_LastCell; }

 
     // see comment in wxHtmlCell about this method
 
     // see comment in wxHtmlCell about this method

-    virtual bool IsTerminalCell() const { return FALSE; }
+    virtual bool IsTerminalCell() const { return false; }

 
     virtual wxHtmlCell *FindCellByPos(wxCoord x, wxCoord y,
                                   unsigned flags = wxHTML_FIND_EXACT) const;
 
     virtual wxHtmlCell *FindCellByPos(wxCoord x, wxCoord y,
                                   unsigned flags = wxHTML_FIND_EXACT) const;

-    
+

     virtual wxHtmlCell *GetFirstTerminal() const;
     virtual wxHtmlCell *GetLastTerminal() const;
 
     virtual wxHtmlCell *GetFirstTerminal() const;
     virtual wxHtmlCell *GetLastTerminal() const;
 

+
+    // Removes indentation on top or bottom of the container (i.e. above or
+    // below first/last terminal cell). For internal use only.
+    virtual void RemoveExtraSpacing(bool top, bool bottom);
+
+    // Returns the maximum possible length of the container.
+    // Call Layout at least once before using GetMaxTotalWidth()
+    virtual int GetMaxTotalWidth() const { return m_MaxTotalWidth; }
+

 protected:
 protected:

-    void UpdateRenderingStatePre(wxHtmlRenderingState& state,
+    void UpdateRenderingStatePre(wxHtmlRenderingInfo& info,

                                  wxHtmlCell *cell) const;
                                  wxHtmlCell *cell) const;

-    void UpdateRenderingStatePost(wxHtmlRenderingState& state,
+    void UpdateRenderingStatePost(wxHtmlRenderingInfo& info,

                                   wxHtmlCell *cell) const;
                                   wxHtmlCell *cell) const;

-    
+

 protected:
     int m_IndentLeft, m_IndentRight, m_IndentTop, m_IndentBottom;
             // indentation of subcells. There is always m_Indent pixels
 protected:
     int m_IndentLeft, m_IndentRight, m_IndentTop, m_IndentBottom;
             // indentation of subcells. There is always m_Indent pixels


@@ -392,7 +480,11 @@ protected:
     int m_LastLayout;
             // if != -1 then call to Layout may be no-op
             // if previous call to Layout has same argument
     int m_LastLayout;
             // if != -1 then call to Layout may be no-op
             // if previous call to Layout has same argument

+    int m_MaxTotalWidth;
+            // Maximum possible length if ignoring line wrap

 
 

+
+    DECLARE_ABSTRACT_CLASS(wxHtmlContainerCell)

     DECLARE_NO_COPY_CLASS(wxHtmlContainerCell)
 };
 
     DECLARE_NO_COPY_CLASS(wxHtmlContainerCell)
 };
 


@@ -409,18 +501,21 @@ inline wxHtmlCell* wxHtmlContainerCell::GetFirstCell() const
 //                  Color changer.
 // ---------------------------------------------------------------------------
 
 //                  Color changer.
 // ---------------------------------------------------------------------------
 

-class WXDLLEXPORT wxHtmlColourCell : public wxHtmlCell
+class WXDLLIMPEXP_HTML wxHtmlColourCell : public wxHtmlCell

 {
 public:
     wxHtmlColourCell(const wxColour& clr, int flags = wxHTML_CLR_FOREGROUND) : wxHtmlCell() {m_Colour = clr; m_Flags = flags;}
     virtual void Draw(wxDC& dc, int x, int y, int view_y1, int view_y2,
 {
 public:
     wxHtmlColourCell(const wxColour& clr, int flags = wxHTML_CLR_FOREGROUND) : wxHtmlCell() {m_Colour = clr; m_Flags = flags;}
     virtual void Draw(wxDC& dc, int x, int y, int view_y1, int view_y2,

-                      wxHtmlRenderingState& state);
+                      wxHtmlRenderingInfo& info);

     virtual void DrawInvisible(wxDC& dc, int x, int y,
     virtual void DrawInvisible(wxDC& dc, int x, int y,

-                               wxHtmlRenderingState& state);
+                               wxHtmlRenderingInfo& info);

 
 protected:
     wxColour m_Colour;
     unsigned m_Flags;
 
 protected:
     wxColour m_Colour;
     unsigned m_Flags;

+
+    DECLARE_ABSTRACT_CLASS(wxHtmlColourCell)
+    DECLARE_NO_COPY_CLASS(wxHtmlColourCell)

 };
 
 
 };
 
 


@@ -431,17 +526,20 @@ protected:
 //                  Sets actual font used for text rendering
 //--------------------------------------------------------------------------------
 
 //                  Sets actual font used for text rendering
 //--------------------------------------------------------------------------------
 

-class WXDLLEXPORT wxHtmlFontCell : public wxHtmlCell
+class WXDLLIMPEXP_HTML wxHtmlFontCell : public wxHtmlCell

 {
 public:
     wxHtmlFontCell(wxFont *font) : wxHtmlCell() { m_Font = (*font); }
     virtual void Draw(wxDC& dc, int x, int y, int view_y1, int view_y2,
 {
 public:
     wxHtmlFontCell(wxFont *font) : wxHtmlCell() { m_Font = (*font); }
     virtual void Draw(wxDC& dc, int x, int y, int view_y1, int view_y2,

-                      wxHtmlRenderingState& state);
+                      wxHtmlRenderingInfo& info);

     virtual void DrawInvisible(wxDC& dc, int x, int y,
     virtual void DrawInvisible(wxDC& dc, int x, int y,

-                               wxHtmlRenderingState& state);
+                               wxHtmlRenderingInfo& info);

 
 protected:
     wxFont m_Font;
 
 protected:
     wxFont m_Font;

+
+    DECLARE_ABSTRACT_CLASS(wxHtmlFontCell)
+    DECLARE_NO_COPY_CLASS(wxHtmlFontCell)

 };
 
 
 };
 
 


@@ -456,7 +554,7 @@ protected:
 //                  (buttons, input boxes etc.)
 //--------------------------------------------------------------------------------
 
 //                  (buttons, input boxes etc.)
 //--------------------------------------------------------------------------------
 

-class WXDLLEXPORT wxHtmlWidgetCell : public wxHtmlCell
+class WXDLLIMPEXP_HTML wxHtmlWidgetCell : public wxHtmlCell

 {
 public:
     // !!! wnd must have correct parent!
 {
 public:
     // !!! wnd must have correct parent!


@@ -466,9 +564,9 @@ public:
     wxHtmlWidgetCell(wxWindow *wnd, int w = 0);
     ~wxHtmlWidgetCell() { m_Wnd->Destroy(); }
     virtual void Draw(wxDC& dc, int x, int y, int view_y1, int view_y2,
     wxHtmlWidgetCell(wxWindow *wnd, int w = 0);
     ~wxHtmlWidgetCell() { m_Wnd->Destroy(); }
     virtual void Draw(wxDC& dc, int x, int y, int view_y1, int view_y2,

-                      wxHtmlRenderingState& state);
+                      wxHtmlRenderingInfo& info);

     virtual void DrawInvisible(wxDC& dc, int x, int y,
     virtual void DrawInvisible(wxDC& dc, int x, int y,

-                               wxHtmlRenderingState& state);
+                               wxHtmlRenderingInfo& info);

     virtual void Layout(int w);
 
 protected:
     virtual void Layout(int w);
 
 protected:


@@ -476,6 +574,7 @@ protected:
     int m_WidthFloat;
             // width float is used in adjustWidth (it is in percents)
 
     int m_WidthFloat;
             // width float is used in adjustWidth (it is in percents)
 

+    DECLARE_ABSTRACT_CLASS(wxHtmlWidgetCell)

     DECLARE_NO_COPY_CLASS(wxHtmlWidgetCell)
 };
 
     DECLARE_NO_COPY_CLASS(wxHtmlWidgetCell)
 };
 


@@ -486,7 +585,7 @@ protected:
 //                  Internal data structure. It represents hypertext link
 //--------------------------------------------------------------------------------
 
 //                  Internal data structure. It represents hypertext link
 //--------------------------------------------------------------------------------
 

-class WXDLLEXPORT wxHtmlLinkInfo : public wxObject
+class WXDLLIMPEXP_HTML wxHtmlLinkInfo : public wxObject

 {
 public:
     wxHtmlLinkInfo() : wxObject()
 {
 public:
     wxHtmlLinkInfo() : wxObject()


@@ -520,7 +619,7 @@ private:
 // wxHtmlTerminalCellsInterator
 // ----------------------------------------------------------------------------
 
 // wxHtmlTerminalCellsInterator
 // ----------------------------------------------------------------------------
 

-class WXDLLEXPORT wxHtmlTerminalCellsInterator
+class WXDLLIMPEXP_HTML wxHtmlTerminalCellsInterator

 {
 public:
     wxHtmlTerminalCellsInterator(const wxHtmlCell *from, const wxHtmlCell *to)
 {
 public:
     wxHtmlTerminalCellsInterator(const wxHtmlCell *from, const wxHtmlCell *to)