Move model notification code of tree store from the store to the control, implement...

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

diff --git a/include/wx/html/htmlwin.h b/include/wx/html/htmlwin.h
index 75585561b6a76c9b211aedaf67fb9b86f222c474..bf2599a0eec32cc236ee99b4b9f2e5f8ce6552a0 100644 (file)
--- a/include/wx/html/htmlwin.h
+++ b/include/wx/html/htmlwin.h
@@ -4,82 +4,269 @@
 // Author:      Vaclav Slavik
 // RCS-ID:      $Id$
 // Copyright:   (c) 1999 Vaclav Slavik
 // Author:      Vaclav Slavik
 // RCS-ID:      $Id$
 // Copyright:   (c) 1999 Vaclav Slavik

-// Licence:     wxWindows Licence
+// Licence:     wxWindows licence

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

-

 #ifndef _WX_HTMLWIN_H_
 #define _WX_HTMLWIN_H_
 
 #ifndef _WX_HTMLWIN_H_
 #define _WX_HTMLWIN_H_
 

-#ifdef __GNUG__
-#pragma interface "htmlwin.h"
-#endif
-

 #include "wx/defs.h"
 #if wxUSE_HTML
 
 #include "wx/window.h"
 #include "wx/scrolwin.h"
 #include "wx/config.h"
 #include "wx/defs.h"
 #if wxUSE_HTML
 
 #include "wx/window.h"
 #include "wx/scrolwin.h"
 #include "wx/config.h"

-#include "wx/treectrl.h"
+#include "wx/stopwatch.h"

 #include "wx/html/winpars.h"
 #include "wx/html/htmlcell.h"
 #include "wx/filesys.h"
 #include "wx/html/htmlfilt.h"
 #include "wx/html/winpars.h"
 #include "wx/html/htmlcell.h"
 #include "wx/filesys.h"
 #include "wx/html/htmlfilt.h"

+#include "wx/filename.h"
+#include "wx/bitmap.h"

 
 

+class wxHtmlProcessor;
+class wxHtmlWinModule;
+class wxHtmlHistoryArray;
+class wxHtmlProcessorList;
+class WXDLLIMPEXP_FWD_HTML wxHtmlWinAutoScrollTimer;
+class WXDLLIMPEXP_FWD_HTML wxHtmlCellEvent;
+class WXDLLIMPEXP_FWD_HTML wxHtmlLinkEvent;
+class WXDLLIMPEXP_FWD_CORE wxStatusBar;
+
+// wxHtmlWindow flags:
+#define wxHW_SCROLLBAR_NEVER    0x0002
+#define wxHW_SCROLLBAR_AUTO     0x0004
+#define wxHW_NO_SELECTION       0x0008
+
+#define wxHW_DEFAULT_STYLE      wxHW_SCROLLBAR_AUTO
+
+/// Enum for wxHtmlWindow::OnOpeningURL and wxHtmlWindowInterface::OnOpeningURL
+enum wxHtmlOpeningStatus
+{
+    /// Open the requested URL
+    wxHTML_OPEN,
+    /// Do not open the URL
+    wxHTML_BLOCK,
+    /// Redirect to another URL (returned from OnOpeningURL)
+    wxHTML_REDIRECT
+};

 
 

-//--------------------------------------------------------------------------------
-// wxHtmlWindow
-//                  (This is probably the only class you will directly use.)
-//                  Purpose of this class is to display HTML page (either local
-//                  file or downloaded via HTTP protocol) in a window. Width
-//                  of window is constant - given in constructor - virtual height
-//                  is changed dynamicly depending on page size.
-//                  Once the window is created you can set it's content by calling
-//                  SetPage(text) or LoadPage(filename).
-//--------------------------------------------------------------------------------
-
-
-// item of history list
-class WXDLLEXPORT HtmlHistoryItem : public wxObject
+/**
+    Abstract interface to a HTML rendering window (such as wxHtmlWindow or
+    wxHtmlListBox) that is passed to wxHtmlWinParser. It encapsulates all
+    communication from the parser to the window.
+ */
+class WXDLLIMPEXP_HTML wxHtmlWindowInterface

 {
 public:
 {
 public:

-    HtmlHistoryItem(const wxString& p, const wxString& a) {m_Page = p, m_Anchor = a, m_Pos = 0;}
-    int GetPos() const {return m_Pos;}
-    void SetPos(int p) {m_Pos = p;}
-    const wxString& GetPage() const {return m_Page;}
-    const wxString& GetAnchor() const {return m_Anchor;}
-
-private:
-    wxString m_Page;
-    wxString m_Anchor;
-    int m_Pos;
+    /// Ctor
+    wxHtmlWindowInterface() {}
+    virtual ~wxHtmlWindowInterface() {}
+
+    /**
+        Called by the parser to set window's title to given text.
+     */
+    virtual void SetHTMLWindowTitle(const wxString& title) = 0;
+
+    /**
+        Called when a link is clicked.
+
+        @param link information about the clicked link
+     */
+    virtual void OnHTMLLinkClicked(const wxHtmlLinkInfo& link) = 0;
+
+    /**
+        Called when the parser needs to open another URL (e.g. an image).
+
+        @param type     Type of the URL request (e.g. image)
+        @param url      URL the parser wants to open
+        @param redirect If the return value is wxHTML_REDIRECT, then the
+                        URL to redirect to will be stored in this variable
+                        (the pointer must never be NULL)
+
+        @return indicator of how to treat the request
+     */
+    virtual wxHtmlOpeningStatus OnHTMLOpeningURL(wxHtmlURLType type,
+                                                 const wxString& url,
+                                                 wxString *redirect) const = 0;
+
+    /**
+        Converts coordinates @a pos relative to given @a cell to
+        physical coordinates in the window.
+     */
+    virtual wxPoint HTMLCoordsToWindow(wxHtmlCell *cell,
+                                       const wxPoint& pos) const = 0;
+
+    /// Returns the window used for rendering (may be NULL).
+    virtual wxWindow* GetHTMLWindow() = 0;
+
+    /// Returns background colour to use by default.
+    virtual wxColour GetHTMLBackgroundColour() const = 0;
+
+    /// Sets window's background to colour @a clr.
+    virtual void SetHTMLBackgroundColour(const wxColour& clr) = 0;
+
+    /// Sets window's background to given bitmap.
+    virtual void SetHTMLBackgroundImage(const wxBitmap& bmpBg) = 0;
+
+    /// Sets status bar text.
+    virtual void SetHTMLStatusText(const wxString& text) = 0;
+
+    /// Type of mouse cursor
+    enum HTMLCursor
+    {
+        /// Standard mouse cursor (typically an arrow)
+        HTMLCursor_Default,
+        /// Cursor shown over links
+        HTMLCursor_Link,
+        /// Cursor shown over selectable text
+        HTMLCursor_Text
+    };
+
+    /**
+        Returns mouse cursor of given @a type.
+     */
+    virtual wxCursor GetHTMLCursor(HTMLCursor type) const = 0;

 };
 
 };
 

+/**
+    Helper class that implements part of mouse handling for wxHtmlWindow and
+    wxHtmlListBox. Cursor changes and clicking on links are handled, text
+    selection is not.
+ */
+class WXDLLIMPEXP_HTML wxHtmlWindowMouseHelper
+{
+protected:
+    /**
+        Ctor.
+
+        @param iface Interface to the owner window.
+     */
+    wxHtmlWindowMouseHelper(wxHtmlWindowInterface *iface);
+
+    /**
+        Virtual dtor.
+
+        It is not really needed in this case but at leats it prevents gcc from
+        complaining about its absence.
+     */
+    virtual ~wxHtmlWindowMouseHelper() { }
+
+    /// Returns true if the mouse moved since the last call to HandleIdle
+    bool DidMouseMove() const { return m_tmpMouseMoved; }
+
+    /// Call this from EVT_MOTION event handler
+    void HandleMouseMoved();
+
+    /**
+        Call this from EVT_LEFT_UP handler (or, alternatively, EVT_LEFT_DOWN).
+
+        @param rootCell HTML cell inside which the click occured. This doesn't
+                        have to be the leaf cell, it can be e.g. toplevel
+                        container, but the mouse must be inside the container's
+                        area, otherwise the event would be ignored.
+        @param pos      Mouse position in coordinates relative to @a cell
+        @param event    The event that triggered the call
+     */
+    bool HandleMouseClick(wxHtmlCell *rootCell,
+                          const wxPoint& pos, const wxMouseEvent& event);
+
+    /**
+        Call this from OnInternalIdle of the HTML displaying window. Handles
+        mouse movements and must be used together with HandleMouseMoved.
+
+        @param rootCell HTML cell inside which the click occured. This doesn't
+                        have to be the leaf cell, it can be e.g. toplevel
+                        container, but the mouse must be inside the container's
+                        area, otherwise the event would be ignored.
+        @param pos      Current mouse position in coordinates relative to
+                        @a cell
+     */
+    void HandleIdle(wxHtmlCell *rootCell, const wxPoint& pos);
+
+    /**
+        Called by HandleIdle when the mouse hovers over a cell. Default
+        behaviour is to do nothing.
+
+        @param cell   the cell the mouse is over
+        @param x, y   coordinates of mouse relative to the cell
+     */
+    virtual void OnCellMouseHover(wxHtmlCell *cell, wxCoord x, wxCoord y);
+
+    /**
+        Called by HandleMouseClick when the user clicks on a cell.
+        Default behavior is to call wxHtmlWindowInterface::OnLinkClicked()
+        if this cell corresponds to a hypertext link.
+
+        @param cell   the cell the mouse is over
+        @param x, y   coordinates of mouse relative to the cell
+        @param event    The event that triggered the call
+
+
+        @return true if a link was clicked, false otherwise.
+     */
+    virtual bool OnCellClicked(wxHtmlCell *cell,
+                               wxCoord x, wxCoord y,
+                               const wxMouseEvent& event);

 
 

-WX_DECLARE_EXPORTED_OBJARRAY(HtmlHistoryItem, HtmlHistoryArray);
+protected:
+    // this flag indicates if the mouse moved (used by HandleIdle)
+    bool m_tmpMouseMoved;
+    // contains last link name
+    wxHtmlLinkInfo *m_tmpLastLink;
+    // contains the last (terminal) cell which contained the mouse
+    wxHtmlCell *m_tmpLastCell;

 
 

-class wxHtmlWinModule;
+private:
+    wxHtmlWindowInterface *m_interface;
+};

 
 

-class WXDLLEXPORT wxHtmlWindow : public wxScrolledWindow
+// ----------------------------------------------------------------------------
+// wxHtmlWindow
+//                  (This is probably the only class you will directly use.)
+//                  Purpose of this class is to display HTML page (either local
+//                  file or downloaded via HTTP protocol) in a window. Width of
+//                  window is constant - given in constructor - virtual height
+//                  is changed dynamicly depending on page size.  Once the
+//                  window is created you can set it's content by calling
+//                  SetPage(text) or LoadPage(filename).
+// ----------------------------------------------------------------------------
+
+class WXDLLIMPEXP_HTML wxHtmlWindow : public wxScrolledWindow,
+                                      public wxHtmlWindowInterface,
+                                      public wxHtmlWindowMouseHelper

 {
     DECLARE_DYNAMIC_CLASS(wxHtmlWindow)
     friend class wxHtmlWinModule;
 
 public:
 {
     DECLARE_DYNAMIC_CLASS(wxHtmlWindow)
     friend class wxHtmlWinModule;
 
 public:

-    wxHtmlWindow() : wxScrolledWindow() {};
-    wxHtmlWindow(wxWindow *parent, wxWindowID id = -1,
-                 const wxPoint& pos = wxDefaultPosition, 
+    wxHtmlWindow() : wxHtmlWindowMouseHelper(this) { Init(); }
+    wxHtmlWindow(wxWindow *parent, wxWindowID id = wxID_ANY,
+                 const wxPoint& pos = wxDefaultPosition,

                  const wxSize& size = wxDefaultSize,
                  const wxSize& size = wxDefaultSize,

-                 long style = wxHW_SCROLLBAR_AUTO,
-                 const wxString& name = "htmlWindow");
-    ~wxHtmlWindow();
+                 long style = wxHW_DEFAULT_STYLE,
+                 const wxString& name = wxT("htmlWindow"))
+        : wxHtmlWindowMouseHelper(this)
+    {
+        Init();
+        Create(parent, id, pos, size, style, name);
+    }
+    virtual ~wxHtmlWindow();
+
+    bool Create(wxWindow *parent, wxWindowID id = wxID_ANY,
+                const wxPoint& pos = wxDefaultPosition,
+                const wxSize& size = wxDefaultSize,
+                long style = wxHW_SCROLLBAR_AUTO,
+                const wxString& name = wxT("htmlWindow"));

 
     // Set HTML page and display it. !! source is HTML document itself,
     // it is NOT address/filename of HTML document. If you want to
     // specify document location, use LoadPage() istead
 
     // Set HTML page and display it. !! source is HTML document itself,
     // it is NOT address/filename of HTML document. If you want to
     // specify document location, use LoadPage() istead

-    // Return value : FALSE if an error occured, TRUE otherwise
-    bool SetPage(const wxString& source);
+    // Return value : false if an error occurred, true otherwise
+    virtual bool SetPage(const wxString& source);
+
+    // Append to current page
+    bool AppendToPage(const wxString& source);

 
     // Load HTML page from given location. Location can be either
     // a) /usr/wxGTK2/docs/html/wx.htm
 
     // Load HTML page from given location. Location can be either
     // a) /usr/wxGTK2/docs/html/wx.htm


@@ -90,7 +277,10 @@ public:
     // After the page is loaded, the method calls SetPage() to display it.
     // Note : you can also use path relative to previously loaded page
     // Return value : same as SetPage
     // After the page is loaded, the method calls SetPage() to display it.
     // Note : you can also use path relative to previously loaded page
     // Return value : same as SetPage

-    bool LoadPage(const wxString& location);
+    virtual bool LoadPage(const wxString& location);
+
+    // Loads HTML page from file
+    bool LoadFile(const wxFileName& filename);

 
     // Returns full location of opened page
     wxString GetOpenedPage() const {return m_OpenedPage;}
 
     // Returns full location of opened page
     wxString GetOpenedPage() const {return m_OpenedPage;}


@@ -104,20 +294,30 @@ public:
     void SetRelatedFrame(wxFrame* frame, const wxString& format);
     wxFrame* GetRelatedFrame() const {return m_RelatedFrame;}
 
     void SetRelatedFrame(wxFrame* frame, const wxString& format);
     wxFrame* GetRelatedFrame() const {return m_RelatedFrame;}
 

+#if wxUSE_STATUSBAR

     // After(!) calling SetRelatedFrame, this sets statusbar slot where messages
     // will be displayed. Default is -1 = no messages.
     // After(!) calling SetRelatedFrame, this sets statusbar slot where messages
     // will be displayed. Default is -1 = no messages.

-    void SetRelatedStatusBar(int bar);
+    void SetRelatedStatusBar(int index);
+    void SetRelatedStatusBar(wxStatusBar*, int index = 0);
+#endif // wxUSE_STATUSBAR

 
     // Sets fonts to be used when displaying HTML page.
 
     // Sets fonts to be used when displaying HTML page.

-    void SetFonts(wxString normal_face, wxString fixed_face, const int *sizes);
+    void SetFonts(const wxString& normal_face, const wxString& fixed_face,
+                  const int *sizes = NULL);

 
 

-    // Sets the title of the window
-    // (depending on the information passed to SetRelatedFrame() method)
-    virtual void OnSetTitle(const wxString& title);
+    // 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);

 
     // Sets space between text and window borders.
     void SetBorders(int b) {m_Borders = b;}
 
 
     // Sets space between text and window borders.
     void SetBorders(int b) {m_Borders = b;}
 

+    // Sets the bitmap to use for background (currnetly it will be tiled,
+    // when/if we have CSS support we could add other possibilities...)
+    void SetBackgroundImage(const wxBitmap& bmpBg) { m_bmpBg = bmpBg; }
+

     // Saves custom settings into cfg config. it will use the path 'path'
     // if given, otherwise it will save info into currently selected path.
     // saved values : things set by SetFonts, SetBorders.
     // Saves custom settings into cfg config. it will use the path 'path'
     // if given, otherwise it will save info into currently selected path.
     // saved values : things set by SetFonts, SetBorders.


@@ -126,7 +326,7 @@ public:
     virtual void WriteCustomization(wxConfigBase *cfg, wxString path = wxEmptyString);
 
     // Goes to previous/next page (in browsing history)
     virtual void WriteCustomization(wxConfigBase *cfg, wxString path = wxEmptyString);
 
     // Goes to previous/next page (in browsing history)

-    // Returns TRUE if successful, FALSE otherwise
+    // Returns true if successful, false otherwise

     bool HistoryBack();
     bool HistoryForward();
     bool HistoryCanBack();
     bool HistoryBack();
     bool HistoryForward();
     bool HistoryCanBack();


@@ -141,94 +341,307 @@ public:
     // Adds input filter
     static void AddFilter(wxHtmlFilter *filter);
 
     // Adds input filter
     static void AddFilter(wxHtmlFilter *filter);
 

-    // Called when users clicked on hypertext link. Default behavior is to
+    // Returns a pointer to the parser.
+    wxHtmlWinParser *GetParser() const { return m_Parser; }
+
+    // Adds HTML processor to this instance of wxHtmlWindow:
+    void AddProcessor(wxHtmlProcessor *processor);
+    // Adds HTML processor to wxHtmlWindow class as whole:
+    static void AddGlobalProcessor(wxHtmlProcessor *processor);
+
+
+    // -- Callbacks --
+
+    // Sets the title of the window
+    // (depending on the information passed to SetRelatedFrame() method)
+    virtual void OnSetTitle(const wxString& title);
+
+    // Called when user clicked on hypertext link. Default behavior is to

     // call LoadPage(loc)
     virtual void OnLinkClicked(const wxHtmlLinkInfo& link);
 
     // call LoadPage(loc)
     virtual void OnLinkClicked(const wxHtmlLinkInfo& link);
 

-    // Returns a pointer to the parser.
-    wxHtmlWinParser *GetParser() const { return m_Parser; }
+    // Called when wxHtmlWindow wants to fetch data from an URL (e.g. when
+    // loading a page or loading an image). The data are downloaded if and only if
+    // OnOpeningURL returns true. If OnOpeningURL returns wxHTML_REDIRECT,
+    // it must set *redirect to the new URL
+    virtual wxHtmlOpeningStatus OnOpeningURL(wxHtmlURLType WXUNUSED(type),
+                                             const wxString& WXUNUSED(url),
+                                             wxString *WXUNUSED(redirect)) const
+        { return wxHTML_OPEN; }
+
+#if wxUSE_CLIPBOARD
+    // Helper functions to select parts of page:
+    void SelectWord(const wxPoint& pos);
+    void SelectLine(const wxPoint& pos);
+    void SelectAll();
+
+    // Convert selection to text:
+    wxString SelectionToText() { return DoSelectionToText(m_selection); }
+
+    // Converts current page to text:
+    wxString ToText();
+#endif // wxUSE_CLIPBOARD
+
+    virtual void OnInternalIdle();
+
+    /// Returns standard HTML cursor as used by wxHtmlWindow
+    static wxCursor GetDefaultHTMLCursor(HTMLCursor type);

 
 protected:
 
 protected:

+    void Init();
+

     // Scrolls to anchor of this name. (Anchor is #news
     // or #features etc. it is part of address sometimes:
     // http://www.ms.mff.cuni.cz/~vsla8348/wxhtml/index.html#news)
     // Scrolls to anchor of this name. (Anchor is #news
     // or #features etc. it is part of address sometimes:
     // http://www.ms.mff.cuni.cz/~vsla8348/wxhtml/index.html#news)

-    // Return value : TRUE if anchor exists, FALSE otherwise
+    // Return value : true if anchor exists, false otherwise

     bool ScrollToAnchor(const wxString& anchor);
 
     bool ScrollToAnchor(const wxString& anchor);
 

-    // Prepares layout (= fill m_PosX, m_PosY for fragments) based on 
+    // Prepares layout (= fill m_PosX, m_PosY for fragments) based on

     // actual size of window. This method also setup scrollbars
     void CreateLayout();
 
     // actual size of window. This method also setup scrollbars
     void CreateLayout();
 

-    void OnDraw(wxDC& dc);
+    void OnEraseBackground(wxEraseEvent& event);
+    void OnPaint(wxPaintEvent& event);

     void OnSize(wxSizeEvent& event);
     void OnSize(wxSizeEvent& event);

-    void OnMouseEvent(wxMouseEvent& event);
-    void OnIdle(wxIdleEvent& event);
+    void OnMouseMove(wxMouseEvent& event);
+    void OnMouseDown(wxMouseEvent& event);
+    void OnMouseUp(wxMouseEvent& event);
+#if wxUSE_CLIPBOARD
+    void OnKeyUp(wxKeyEvent& event);
+    void OnDoubleClick(wxMouseEvent& event);
+    void OnCopy(wxCommandEvent& event);
+    void OnClipboardEvent(wxClipboardTextEvent& event);
+    void OnMouseEnter(wxMouseEvent& event);
+    void OnMouseLeave(wxMouseEvent& event);
+    void OnMouseCaptureLost(wxMouseCaptureLostEvent& event);
+#endif // wxUSE_CLIPBOARD

 
     // Returns new filter (will be stored into m_DefaultFilter variable)
     virtual wxHtmlFilter *GetDefaultFilter() {return new wxHtmlFilterPlainText;}
 
 
     // Returns new filter (will be stored into m_DefaultFilter variable)
     virtual wxHtmlFilter *GetDefaultFilter() {return new wxHtmlFilterPlainText;}
 

+    // cleans static variables

     static void CleanUpStatics();
     static void CleanUpStatics();

-        // cleans static variables

 
 

+    // Returns true if text selection is enabled (wxClipboard must be available
+    // and wxHW_NO_SELECTION not used)
+    bool IsSelectionEnabled() const;
+
+    enum ClipboardType
+    {
+        Primary,
+        Secondary
+    };
+
+    // Copies selection to clipboard if the clipboard support is available
+    //
+    // returns true if anything was copied to clipboard, false otherwise
+    bool CopySelection(ClipboardType t = Secondary);
+
+#if wxUSE_CLIPBOARD
+    // Automatic scrolling during selection:
+    void StopAutoScrolling();
+#endif // wxUSE_CLIPBOARD
+
+    wxString DoSelectionToText(wxHtmlSelection *sel);
+
+public:
+    // wxHtmlWindowInterface methods:
+    virtual void SetHTMLWindowTitle(const wxString& title);
+    virtual void OnHTMLLinkClicked(const wxHtmlLinkInfo& link);
+    virtual wxHtmlOpeningStatus OnHTMLOpeningURL(wxHtmlURLType type,
+                                                 const wxString& url,
+                                                 wxString *redirect) const;
+    virtual wxPoint HTMLCoordsToWindow(wxHtmlCell *cell,
+                                       const wxPoint& pos) const;
+    virtual wxWindow* GetHTMLWindow();
+    virtual wxColour GetHTMLBackgroundColour() const;
+    virtual void SetHTMLBackgroundColour(const wxColour& clr);
+    virtual void SetHTMLBackgroundImage(const wxBitmap& bmpBg);
+    virtual void SetHTMLStatusText(const wxString& text);
+    virtual wxCursor GetHTMLCursor(HTMLCursor type) const;
+
+    // implementation of SetPage()
+    bool DoSetPage(const wxString& source);

 
 protected:
 
 protected:

+    // This is pointer to the first cell in parsed data.  (Note: the first cell
+    // is usually top one = all other cells are sub-cells of this one)

     wxHtmlContainerCell *m_Cell;
     wxHtmlContainerCell *m_Cell;

-            // This is pointer to the first cell in parsed data.
-            // (Note: the first cell is usually top one = all other cells are sub-cells of this one)
+    // parser which is used to parse HTML input.
+    // Each wxHtmlWindow has it's own parser because sharing one global
+    // parser would be problematic (because of reentrancy)

     wxHtmlWinParser *m_Parser;
     wxHtmlWinParser *m_Parser;

-            // parser which is used to parse HTML input.
-            // Each wxHtmlWindow has it's own parser because sharing one global
-            // parser would be problematic (because of reentrancy)
+    // contains name of actualy opened page or empty string if no page opened

     wxString m_OpenedPage;
     wxString m_OpenedPage;

-            // contains name of actualy opened page or empty string if no page opened
+    // contains name of current anchor within m_OpenedPage

     wxString m_OpenedAnchor;
     wxString m_OpenedAnchor;

-            // contains name of current anchor within m_OpenedPage
+    // contains title of actualy opened page or empty string if no <TITLE> tag

     wxString m_OpenedPageTitle;
     wxString m_OpenedPageTitle;

-            // contains title of actualy opened page or empty string if no <TITLE> tag
+    // class for opening files (file system)

     wxFileSystem* m_FS;
     wxFileSystem* m_FS;

-            // class for opening files (file system)

 
 

+    // frame in which page title should be displayed & number of it's statusbar
+    // reserved for usage with this html window

     wxFrame *m_RelatedFrame;
     wxFrame *m_RelatedFrame;

+#if wxUSE_STATUSBAR
+    int m_RelatedStatusBarIndex;
+    wxStatusBar* m_RelatedStatusBar;
+#endif // wxUSE_STATUSBAR

     wxString m_TitleFormat;
     wxString m_TitleFormat;

-    int m_RelatedStatusBar;
-            // frame in which page title should be displayed & number of it's statusbar
-            // reserved for usage with this html window

 
 

+    // borders (free space between text and window borders)
+    // defaults to 10 pixels.

     int m_Borders;
     int m_Borders;

-            // borders (free space between text and window borders)
-            // defaults to 10 pixels.

 
 

-    int m_Style;
+    // current text selection or NULL
+    wxHtmlSelection *m_selection;
+
+    // true if the user is dragging mouse to select text
+    bool m_makingSelection;
+
+#if wxUSE_CLIPBOARD
+    // time of the last doubleclick event, used to detect tripleclicks
+    // (tripleclicks are used to select whole line):
+    wxMilliClock_t m_lastDoubleClick;
+
+    // helper class to automatically scroll the window if the user is selecting
+    // text and the mouse leaves wxHtmlWindow:
+    wxHtmlWinAutoScrollTimer *m_timerAutoScroll;
+#endif // wxUSE_CLIPBOARD

 
 private:
 
 private:

-    bool m_tmpMouseMoved;
-            // a flag indicated if mouse moved
-            // (if TRUE we will try to change cursor in last call to OnIdle)
-    wxHtmlLinkInfo *m_tmpLastLink;
-            // contains last link name
+    // window content for double buffered rendering:
+    wxBitmap *m_backBuffer;
+
+    // background image, may be invalid
+    wxBitmap m_bmpBg;
+
+    // variables used when user is selecting text
+    wxPoint     m_tmpSelFromPos;
+    wxHtmlCell *m_tmpSelFromCell;
+
+    // if >0 contents of the window is not redrawn
+    // (in order to avoid ugly blinking)

     int m_tmpCanDrawLocks;
     int m_tmpCanDrawLocks;

-            // if >0 contents of the window is not redrawn
-            // (in order to avoid ugly blinking)

 
 

+    // list of HTML filters

     static wxList m_Filters;
     static wxList m_Filters;

-            // list of HTML filters
+    // this filter is used when no filter is able to read some file

     static wxHtmlFilter *m_DefaultFilter;
     static wxHtmlFilter *m_DefaultFilter;

-            // this filter is used when no filter is able to read some file

 
 

-    static wxCursor *s_cur_hand;
-    static wxCursor *s_cur_arrow;
+    // html processors array:
+    wxHtmlProcessorList *m_Processors;
+    static wxHtmlProcessorList *m_GlobalProcessors;

 
 

-    HtmlHistoryArray m_History;
+    // browser history
+    wxHtmlHistoryArray *m_History;

     int m_HistoryPos;
     int m_HistoryPos;

-            // browser history
+    // if this FLAG is false, items are not added to history

     bool m_HistoryOn;
     bool m_HistoryOn;

-            // if this FLAG is false, items are not added to history

 
 

+    // a flag set if we need to erase background in OnPaint() (otherwise this
+    // is supposed to have been done in OnEraseBackground())
+    bool m_eraseBgInOnPaint;
+
+    // standard mouse cursors
+    static wxCursor *ms_cursorLink;
+    static wxCursor *ms_cursorText;

 
     DECLARE_EVENT_TABLE()
 
     DECLARE_EVENT_TABLE()

+    DECLARE_NO_COPY_CLASS(wxHtmlWindow)

 };
 
 };
 

+class WXDLLIMPEXP_FWD_HTML wxHtmlCellEvent;

 
 

-#endif
+wxDECLARE_EXPORTED_EVENT( WXDLLIMPEXP_HTML, wxEVT_COMMAND_HTML_CELL_CLICKED, wxHtmlCellEvent )
+wxDECLARE_EXPORTED_EVENT( WXDLLIMPEXP_HTML, wxEVT_COMMAND_HTML_CELL_HOVER, wxHtmlCellEvent )
+wxDECLARE_EXPORTED_EVENT( WXDLLIMPEXP_HTML, wxEVT_COMMAND_HTML_LINK_CLICKED, wxHtmlLinkEvent )
+
+
+/*!
+ * Html cell window event
+ */
+
+class WXDLLIMPEXP_HTML wxHtmlCellEvent : public wxCommandEvent
+{
+public:
+    wxHtmlCellEvent() {}
+    wxHtmlCellEvent(wxEventType commandType, int id,
+                    wxHtmlCell *cell, const wxPoint &pt,
+                    const wxMouseEvent &ev)
+        : wxCommandEvent(commandType, id)
+    {
+        m_cell = cell;
+        m_pt = pt;
+        m_mouseEvent = ev;
+        m_bLinkWasClicked = false;
+    }
+
+    wxHtmlCell* GetCell() const { return m_cell; }
+    wxPoint GetPoint() const { return m_pt; }
+    wxMouseEvent GetMouseEvent() const { return m_mouseEvent; }
+
+    void SetLinkClicked(bool linkclicked) { m_bLinkWasClicked=linkclicked; }
+    bool GetLinkClicked() const { return m_bLinkWasClicked; }
+
+    // default copy ctor, assignment operator and dtor are ok
+    virtual wxEvent *Clone() const { return new wxHtmlCellEvent(*this); }
+
+private:
+    wxHtmlCell *m_cell;
+    wxMouseEvent m_mouseEvent;
+    wxPoint m_pt;
+
+    bool m_bLinkWasClicked;
+
+    DECLARE_DYNAMIC_CLASS_NO_ASSIGN(wxHtmlCellEvent)
+};
+
+
+
+/*!
+ * Html link event
+ */
+
+class WXDLLIMPEXP_HTML wxHtmlLinkEvent : public wxCommandEvent
+{
+public:
+    wxHtmlLinkEvent() {}
+    wxHtmlLinkEvent(int id, const wxHtmlLinkInfo &linkinfo)
+        : wxCommandEvent(wxEVT_COMMAND_HTML_LINK_CLICKED, id)
+    {
+        m_linkInfo = linkinfo;
+    }
+
+    const wxHtmlLinkInfo &GetLinkInfo() const { return m_linkInfo; }
+
+    // default copy ctor, assignment operator and dtor are ok
+    virtual wxEvent *Clone() const { return new wxHtmlLinkEvent(*this); }
+
+private:
+    wxHtmlLinkInfo m_linkInfo;
+
+    DECLARE_DYNAMIC_CLASS_NO_ASSIGN(wxHtmlLinkEvent)
+};
+
+
+typedef void (wxEvtHandler::*wxHtmlCellEventFunction)(wxHtmlCellEvent&);
+typedef void (wxEvtHandler::*wxHtmlLinkEventFunction)(wxHtmlLinkEvent&);
+
+#define wxHtmlCellEventHandler(func) \
+    wxEVENT_HANDLER_CAST(wxHtmlCellEventFunction, func)
+#define wxHtmlLinkEventHandler(func) \
+    wxEVENT_HANDLER_CAST(wxHtmlLinkEventFunction, func)
+
+#define EVT_HTML_CELL_CLICKED(id, fn) \
+    wx__DECLARE_EVT1(wxEVT_COMMAND_HTML_CELL_CLICKED, id, wxHtmlCellEventHandler(fn))
+#define EVT_HTML_CELL_HOVER(id, fn) \
+    wx__DECLARE_EVT1(wxEVT_COMMAND_HTML_CELL_HOVER, id, wxHtmlCellEventHandler(fn))
+#define EVT_HTML_LINK_CLICKED(id, fn) \
+    wx__DECLARE_EVT1(wxEVT_COMMAND_HTML_LINK_CLICKED, id, wxHtmlLinkEventHandler(fn))
+
+
+#endif // wxUSE_HTML

 
 #endif // _WX_HTMLWIN_H_
 
 #endif // _WX_HTMLWIN_H_

+