Added wxFileName::Exists().

[wxWidgets.git] / interface / wx / richtext / richtextbuffer.h

diff --git a/interface/wx/richtext/richtextbuffer.h b/interface/wx/richtext/richtextbuffer.h
index 6c2a6b270751c800c39eb1e3cb9ef5593f5e7fa0..4d10e415747f3a5dd68c9dfe485d4bd7bf6965fd 100644 (file)
--- a/interface/wx/richtext/richtextbuffer.h
+++ b/interface/wx/richtext/richtextbuffer.h
@@ -126,6 +126,29 @@ enum wxRichTextHitTestFlags
 // Removes the given style instead of applying it
 #define wxRICHTEXT_SETSTYLE_REMOVE          0x80
 
 // Removes the given style instead of applying it
 #define wxRICHTEXT_SETSTYLE_REMOVE          0x80
 

+/**
+    Flags for SetProperties.
+ */
+
+#define wxRICHTEXT_SETPROPERTIES_NONE            0x00
+
+// Specifies that this operation should be undoable
+#define wxRICHTEXT_SETPROPERTIES_WITH_UNDO       0x01
+
+// Specifies that the properties should only be applied to paragraphs,
+// and not the content.
+#define wxRICHTEXT_SETPROPERTIES_PARAGRAPHS_ONLY 0x02
+
+// Specifies that the properties should only be applied to characters,
+// and not the paragraph.
+#define wxRICHTEXT_SETPROPERTIES_CHARACTERS_ONLY 0x04
+
+// Resets the existing properties before applying the new properties.
+#define wxRICHTEXT_SETPROPERTIES_RESET           0x08
+
+// Removes the given properties instead of applying them.
+#define wxRICHTEXT_SETPROPERTIES_REMOVE          0x10
+

 /**
     Flags for object insertion.
  */
 /**
     Flags for object insertion.
  */


@@ -401,6 +424,12 @@ public:
     const wxTextAttrDimension& GetBottom() const { return m_bottom; }
     wxTextAttrDimension& GetBottom() { return m_bottom; }
 
     const wxTextAttrDimension& GetBottom() const { return m_bottom; }
     wxTextAttrDimension& GetBottom() { return m_bottom; }
 

+    /**
+        Are all dimensions valid?
+
+    */
+    bool IsValid() const { return m_left.IsValid() && m_top.IsValid() && m_right.IsValid() && m_bottom.IsValid(); }
+

     wxTextAttrDimension         m_left;
     wxTextAttrDimension         m_top;
     wxTextAttrDimension         m_right;
     wxTextAttrDimension         m_left;
     wxTextAttrDimension         m_top;
     wxTextAttrDimension         m_right;


@@ -466,10 +495,12 @@ public:
         Sets the width.
     */
     void SetWidth(int value, wxTextAttrDimensionFlags flags) { m_width.SetValue(value, flags); }
         Sets the width.
     */
     void SetWidth(int value, wxTextAttrDimensionFlags flags) { m_width.SetValue(value, flags); }

+

     /**
         Sets the width.
     */
     void SetWidth(int value, wxTextAttrUnits units) { m_width.SetValue(value, units); }
     /**
         Sets the width.
     */
     void SetWidth(int value, wxTextAttrUnits units) { m_width.SetValue(value, units); }

+

     /**
         Sets the width.
     */
     /**
         Sets the width.
     */


@@ -485,15 +516,22 @@ public:
         Sets the height.
     */
     void SetHeight(int value, wxTextAttrDimensionFlags flags) { m_height.SetValue(value, flags); }
         Sets the height.
     */
     void SetHeight(int value, wxTextAttrDimensionFlags flags) { m_height.SetValue(value, flags); }

+

     /**
         Sets the height.
     */
     void SetHeight(int value, wxTextAttrUnits units) { m_height.SetValue(value, units); }
     /**
         Sets the height.
     */
     void SetHeight(int value, wxTextAttrUnits units) { m_height.SetValue(value, units); }

+

     /**
         Sets the height.
     */
     void SetHeight(const wxTextAttrDimension& dim) { m_height.SetValue(dim); }
 
     /**
         Sets the height.
     */
     void SetHeight(const wxTextAttrDimension& dim) { m_height.SetValue(dim); }
 

+    /**
+        Is the size valid?
+    */
+    bool IsValid() const { return m_width.IsValid() && m_height.IsValid(); }
+

     wxTextAttrDimension         m_width;
     wxTextAttrDimension         m_height;
 };
     wxTextAttrDimension         m_width;
     wxTextAttrDimension         m_height;
 };


@@ -1200,11 +1238,35 @@ public:
     wxTextAttrSize& GetSize() { return m_size; }
     const wxTextAttrSize& GetSize() const { return m_size; }
 
     wxTextAttrSize& GetSize() { return m_size; }
     const wxTextAttrSize& GetSize() const { return m_size; }
 

+    /**
+        Returns the object minimum size.
+    */
+
+    wxTextAttrSize& GetMinSize() { return m_minSize; }
+    const wxTextAttrSize& GetMinSize() const { return m_minSize; }
+
+    /**
+        Returns the object maximum size.
+    */
+
+    wxTextAttrSize& GetMaxSize() { return m_maxSize; }
+    const wxTextAttrSize& GetMaxSize() const { return m_maxSize; }
+

     /**
         Sets the object size.
     */
     void SetSize(const wxTextAttrSize& sz) { m_size = sz; }
 
     /**
         Sets the object size.
     */
     void SetSize(const wxTextAttrSize& sz) { m_size = sz; }
 

+    /**
+        Sets the object minimum size.
+    */
+    void SetMinSize(const wxTextAttrSize& sz) { m_minSize = sz; }
+
+    /**
+        Sets the object maximum size.
+    */
+    void SetMaxSize(const wxTextAttrSize& sz) { m_maxSize = sz; }
+

     /**
         Returns the object width.
     */
     /**
         Returns the object width.
     */


@@ -1217,6 +1279,21 @@ public:
     wxTextAttrDimension& GetHeight() { return m_size.m_height; }
     const wxTextAttrDimension& GetHeight() const { return m_size.m_height; }
 
     wxTextAttrDimension& GetHeight() { return m_size.m_height; }
     const wxTextAttrDimension& GetHeight() const { return m_size.m_height; }
 

+    /**
+        Returns the box style name.
+    */
+    const wxString& GetBoxStyleName() const { return m_boxStyleName; }
+
+    /**
+        Sets the box style name.
+    */
+    void SetBoxStyleName(const wxString& name) { m_boxStyleName = name; AddFlag(wxTEXT_BOX_ATTR_BOX_STYLE_NAME); }
+
+    /**
+        Returns @true if the box style name is present.
+    */
+    bool HasBoxStyleName() const { return HasFlag(wxTEXT_BOX_ATTR_BOX_STYLE_NAME); }
+

 public:
 
     int                             m_flags;
 public:
 
     int                             m_flags;


@@ -1226,6 +1303,8 @@ public:
     wxTextAttrDimensions            m_position;
 
     wxTextAttrSize                  m_size;
     wxTextAttrDimensions            m_position;
 
     wxTextAttrSize                  m_size;

+    wxTextAttrSize                  m_minSize;
+    wxTextAttrSize                  m_maxSize;

 
     wxTextAttrBorders               m_border;
     wxTextAttrBorders               m_outline;
 
     wxTextAttrBorders               m_border;
     wxTextAttrBorders               m_outline;


@@ -1234,6 +1313,7 @@ public:
     wxTextBoxAttrClearStyle         m_clearMode;
     wxTextBoxAttrCollapseMode       m_collapseMode;
     wxTextBoxAttrVerticalAlignment  m_verticalAlignment;
     wxTextBoxAttrClearStyle         m_clearMode;
     wxTextBoxAttrCollapseMode       m_collapseMode;
     wxTextBoxAttrVerticalAlignment  m_verticalAlignment;

+    wxString                        m_boxStyleName;

 };
 
 /**
 };
 
 /**


@@ -1415,6 +1495,11 @@ public:
     */
     int Find(const wxString& name) const;
 
     */
     int Find(const wxString& name) const;
 

+    /**
+        Removes the given property.
+    */
+    bool Remove(const wxString& name);
+

     /**
         Gets the property variant by name.
     */
     /**
         Gets the property variant by name.
     */


@@ -1475,6 +1560,16 @@ public:
     */
     void SetProperty(const wxString& name, bool value);
 
     */
     void SetProperty(const wxString& name, bool value);
 

+    /**
+        Removes the given properties from these properties.
+    */
+    void RemoveProperties(const wxRichTextProperties& properties);
+
+    /**
+        Merges the given properties with these properties.
+    */
+    void MergeProperties(const wxRichTextProperties& properties);
+

 protected:
     wxRichTextVariantArray  m_properties;
 };
 protected:
     wxRichTextVariantArray  m_properties;
 };


@@ -1840,6 +1935,52 @@ public:
     wxRichTextParagraphLayoutBox*   m_container;
 };
 
     wxRichTextParagraphLayoutBox*   m_container;
 };
 

+/**
+    @class wxRichTextDrawingContext
+
+    A class for passing information to drawing and measuring functions.
+
+    @library{wxrichtext}
+    @category{richtext}
+
+    @see wxRichTextBuffer, wxRichTextCtrl
+*/
+
+class WXDLLIMPEXP_RICHTEXT wxRichTextDrawingContext: public wxObject
+{
+    DECLARE_CLASS(wxRichTextDrawingContext)
+public:
+
+    /**
+        Pass the buffer to the context so the context can retrieve information
+        such as virtual attributes.
+    */
+    wxRichTextDrawingContext(wxRichTextBuffer* buffer) { Init(); m_buffer = buffer; }
+
+    void Init() { m_buffer = NULL; }
+
+    /**
+        Does this object have virtual attributes?
+        Virtual attributes can be provided for visual cues without
+        affecting the actual styling.
+    */
+    bool HasVirtualAttributes(wxRichTextObject* obj) const;
+
+    /**
+        Returns the virtual attributes for this object.
+        Virtual attributes can be provided for visual cues without
+        affecting the actual styling.
+    */
+    wxRichTextAttr GetVirtualAttributes(wxRichTextObject* obj) const;
+
+    /**
+        Applies any virtual attributes relevant to this object.
+    */
+    bool ApplyVirtualAttributes(wxRichTextAttr& attr, wxRichTextObject* obj) const;
+
+    wxRichTextBuffer*   m_buffer;
+};
+

 /**
     @class wxRichTextObject
 
 /**
     @class wxRichTextObject
 


@@ -1868,13 +2009,15 @@ public:
         Draw the item, within the given range. Some objects may ignore the range (for
         example paragraphs) while others must obey it (lines, to implement wrapping)
     */
         Draw the item, within the given range. Some objects may ignore the range (for
         example paragraphs) while others must obey it (lines, to implement wrapping)
     */

-    virtual bool Draw(wxDC& dc, const wxRichTextRange& range, const wxRichTextSelection& selection, const wxRect& rect, int descent, int style) = 0;
+    virtual bool Draw(wxDC& dc, wxRichTextDrawingContext& context, const wxRichTextRange& range, const wxRichTextSelection& selection, const wxRect& rect, int descent, int style) = 0;

 
     /**
         Lay the item out at the specified position with the given size constraint.
 
     /**
         Lay the item out at the specified position with the given size constraint.

-        Layout must set the cached size.
+        Layout must set the cached size. @rect is the available space for the object,
+        and @a parentRect is the container that is used to determine a relative size
+        or position (for example if a text box must be 50% of the parent text box).

     */
     */

-    virtual bool Layout(wxDC& dc, const wxRect& rect, int style) = 0;
+    virtual bool Layout(wxDC& dc, wxRichTextDrawingContext& context, const wxRect& rect, const wxRect& parentRect, int style) = 0;

 
     /**
         Hit-testing: returns a flag indicating hit test details, plus
 
     /**
         Hit-testing: returns a flag indicating hit test details, plus


@@ -1889,12 +2032,12 @@ public:
         @return One of the ::wxRichTextHitTestFlags values.
     */
 
         @return One of the ::wxRichTextHitTestFlags values.
     */
 

-    virtual int HitTest(wxDC& dc, const wxPoint& pt, long& textPosition, wxRichTextObject** obj, wxRichTextObject** contextObj, int flags = 0);
+    virtual int HitTest(wxDC& dc, wxRichTextDrawingContext& context, const wxPoint& pt, long& textPosition, wxRichTextObject** obj, wxRichTextObject** contextObj, int flags = 0);

 
     /**
         Finds the absolute position and row height for the given character position.
     */
 
     /**
         Finds the absolute position and row height for the given character position.
     */

-    virtual bool FindPosition(wxDC& WXUNUSED(dc), long WXUNUSED(index), wxPoint& WXUNUSED(pt), int* WXUNUSED(height), bool WXUNUSED(forceLineStart)) { return false; }
+    virtual bool FindPosition(wxDC& WXUNUSED(dc), wxRichTextDrawingContext& WXUNUSED(context), long WXUNUSED(index), wxPoint& WXUNUSED(pt), int* WXUNUSED(height), bool WXUNUSED(forceLineStart)) { return false; }

 
     /**
         Returns the best size, i.e. the ideal starting size for this object irrespective
 
     /**
         Returns the best size, i.e. the ideal starting size for this object irrespective


@@ -1908,7 +2051,7 @@ public:
         is invalid for this object.
     */
 
         is invalid for this object.
     */
 

-    virtual bool GetRangeSize(const wxRichTextRange& range, wxSize& size, int& descent, wxDC& dc, int flags, wxPoint position = wxPoint(0,0), wxArrayInt* partialExtents = NULL) const  = 0;
+    virtual bool GetRangeSize(const wxRichTextRange& range, wxSize& size, int& descent, wxDC& dc, wxRichTextDrawingContext& context, int flags, wxPoint position = wxPoint(0,0), wxArrayInt* partialExtents = NULL) const  = 0;

 
     /**
         Do a split from @a pos, returning an object containing the second part, and setting
 
     /**
         Do a split from @a pos, returning an object containing the second part, and setting


@@ -2204,14 +2347,19 @@ public:
         Calculates the available content space in the given rectangle, given the
         margins, border and padding specified in the object's attributes.
     */
         Calculates the available content space in the given rectangle, given the
         margins, border and padding specified in the object's attributes.
     */

-    virtual wxRect GetAvailableContentArea(wxDC& dc, const wxRect& outerRect) const;
+    virtual wxRect GetAvailableContentArea(wxDC& dc, wxRichTextDrawingContext& context, const wxRect& outerRect) const;

 
     /**
         Lays out the object first with a given amount of space, and then if no width was specified in attr,
 
     /**
         Lays out the object first with a given amount of space, and then if no width was specified in attr,

-        lays out the object again using the minimum size
+        lays out the object again using the minimum size. @a availableParentSpace is the maximum space
+        for the object, whereas @a availableContainerSpace is the container with which relative positions and
+        sizes should be computed. For example, a text box whose space has already been constrained
+        in a previous layout pass to @a availableParentSpace, but should have a width of 50% of @a availableContainerSpace.
+        (If these two rects were the same, a 2nd pass could see the object getting too small.)

     */
     */

-    virtual bool LayoutToBestSize(wxDC& dc, wxRichTextBuffer* buffer,
-                    const wxRichTextAttr& parentAttr, const wxRichTextAttr& attr, const wxRect& availableParentSpace, int style);
+    virtual bool LayoutToBestSize(wxDC& dc, wxRichTextDrawingContext& context, wxRichTextBuffer* buffer,
+                    const wxRichTextAttr& parentAttr, const wxRichTextAttr& attr,
+                    const wxRect& availableParentSpace, const wxRect& availableContainerSpace, int style);

 
     /**
         Sets the object's attributes.
 
     /**
         Sets the object's attributes.


@@ -2362,8 +2510,11 @@ public:
     /**
         Returns the rectangle which the child has available to it given restrictions specified in the
         child attribute, e.g. 50% width of the parent, 400 pixels, x position 20% of the parent, etc.
     /**
         Returns the rectangle which the child has available to it given restrictions specified in the
         child attribute, e.g. 50% width of the parent, 400 pixels, x position 20% of the parent, etc.

+        availableContainerSpace might be a parent that the cell has to compute its width relative to.
+        E.g. a cell that's 50% of its parent.

     */
     */

-    static wxRect AdjustAvailableSpace(wxDC& dc, wxRichTextBuffer* buffer, const wxRichTextAttr& parentAttr, const wxRichTextAttr& childAttr, const wxRect& availableParentSpace);
+    static wxRect AdjustAvailableSpace(wxDC& dc, wxRichTextBuffer* buffer, const wxRichTextAttr& parentAttr, const wxRichTextAttr& childAttr,
+        const wxRect& availableParentSpace, const wxRect& availableContainerSpace);

 
 protected:
     wxSize                  m_size;
 
 protected:
     wxSize                  m_size;


@@ -2412,9 +2563,9 @@ public:
 
 // Overridables
 
 
 // Overridables
 

-    virtual int HitTest(wxDC& dc, const wxPoint& pt, long& textPosition, wxRichTextObject** obj, wxRichTextObject** contextObj, int flags = 0);
+    virtual int HitTest(wxDC& dc, wxRichTextDrawingContext& context, const wxPoint& pt, long& textPosition, wxRichTextObject** obj, wxRichTextObject** contextObj, int flags = 0);

 
 

-    virtual bool FindPosition(wxDC& dc, long index, wxPoint& pt, int* height, bool forceLineStart);
+    virtual bool FindPosition(wxDC& dc, wxRichTextDrawingContext& context, long index, wxPoint& pt, int* height, bool forceLineStart);

 
     virtual void CalculateRange(long start, long& end);
 
 
     virtual void CalculateRange(long start, long& end);
 


@@ -2422,7 +2573,7 @@ public:
 
     virtual wxString GetTextForRange(const wxRichTextRange& range) const;
 
 
     virtual wxString GetTextForRange(const wxRichTextRange& range) const;
 

-    virtual bool GetRangeSize(const wxRichTextRange& range, wxSize& size, int& descent, wxDC& dc, int flags, wxPoint position = wxPoint(0,0), wxArrayInt* partialExtents = NULL) const;
+    virtual bool GetRangeSize(const wxRichTextRange& range, wxSize& size, int& descent, wxDC& dc, wxRichTextDrawingContext& context, int flags, wxPoint position = wxPoint(0,0), wxArrayInt* partialExtents = NULL) const;

 
     virtual void Dump(wxTextOutputStream& stream);
 
 
     virtual void Dump(wxTextOutputStream& stream);
 


@@ -2527,13 +2678,13 @@ public:
 
 // Overridables
 
 
 // Overridables
 

-    virtual int HitTest(wxDC& dc, const wxPoint& pt, long& textPosition, wxRichTextObject** obj, wxRichTextObject** contextObj, int flags = 0);
+    virtual int HitTest(wxDC& dc, wxRichTextDrawingContext& context, const wxPoint& pt, long& textPosition, wxRichTextObject** obj, wxRichTextObject** contextObj, int flags = 0);

 
 

-    virtual bool Draw(wxDC& dc, const wxRichTextRange& range, const wxRichTextSelection& selection, const wxRect& rect, int descent, int style);
+    virtual bool Draw(wxDC& dc, wxRichTextDrawingContext& context, const wxRichTextRange& range, const wxRichTextSelection& selection, const wxRect& rect, int descent, int style);

 
 

-    virtual bool Layout(wxDC& dc, const wxRect& rect, int style);
+    virtual bool Layout(wxDC& dc, wxRichTextDrawingContext& context, const wxRect& rect, const wxRect& parentRect, int style);

 
 

-    virtual bool GetRangeSize(const wxRichTextRange& range, wxSize& size, int& descent, wxDC& dc, int flags, wxPoint position = wxPoint(0,0), wxArrayInt* partialExtents = NULL) const;
+    virtual bool GetRangeSize(const wxRichTextRange& range, wxSize& size, int& descent, wxDC& dc, wxRichTextDrawingContext& context, int flags, wxPoint position = wxPoint(0,0), wxArrayInt* partialExtents = NULL) const;

 
     virtual bool DeleteRange(const wxRichTextRange& range);
 
 
     virtual bool DeleteRange(const wxRichTextRange& range);
 


@@ -2589,23 +2740,23 @@ public:
     /**
         Submits a command to insert paragraphs.
     */
     /**
         Submits a command to insert paragraphs.
     */

-    bool InsertParagraphsWithUndo(long pos, const wxRichTextParagraphLayoutBox& paragraphs, wxRichTextCtrl* ctrl, wxRichTextBuffer* buffer, int flags = 0);
+    bool InsertParagraphsWithUndo(wxRichTextBuffer* buffer, long pos, const wxRichTextParagraphLayoutBox& paragraphs, wxRichTextCtrl* ctrl, int flags = 0);

 
     /**
         Submits a command to insert the given text.
     */
 
     /**
         Submits a command to insert the given text.
     */

-    bool InsertTextWithUndo(long pos, const wxString& text, wxRichTextCtrl* ctrl, wxRichTextBuffer* buffer, int flags = 0);
+    bool InsertTextWithUndo(wxRichTextBuffer* buffer, long pos, const wxString& text, wxRichTextCtrl* ctrl, int flags = 0);

 
     /**
         Submits a command to insert the given text.
     */
 
     /**
         Submits a command to insert the given text.
     */

-    bool InsertNewlineWithUndo(long pos, wxRichTextCtrl* ctrl, wxRichTextBuffer* buffer, int flags = 0);
+    bool InsertNewlineWithUndo(wxRichTextBuffer* buffer, long pos, wxRichTextCtrl* ctrl, int flags = 0);

 
     /**
         Submits a command to insert the given image.
     */
 
     /**
         Submits a command to insert the given image.
     */

-    bool InsertImageWithUndo(long pos, const wxRichTextImageBlock& imageBlock,
-                                                        wxRichTextCtrl* ctrl, wxRichTextBuffer* buffer, int flags,
+    bool InsertImageWithUndo(wxRichTextBuffer* buffer, long pos, const wxRichTextImageBlock& imageBlock,
+                                                        wxRichTextCtrl* ctrl, int flags,

                                                         const wxRichTextAttr& textAttr);
 
     /**
                                                         const wxRichTextAttr& textAttr);
 
     /**


@@ -2618,7 +2769,7 @@ public:
     /**
         Inserts an object.
     */
     /**
         Inserts an object.
     */

-    wxRichTextObject* InsertObjectWithUndo(long pos, wxRichTextObject *object, wxRichTextCtrl* ctrl, wxRichTextBuffer* buffer, int flags = 0);
+    wxRichTextObject* InsertObjectWithUndo(wxRichTextBuffer* buffer, long pos, wxRichTextObject *object, wxRichTextCtrl* ctrl, int flags = 0);

 
     /**
         Submits a command to delete this range.
 
     /**
         Submits a command to delete this range.


@@ -2628,7 +2779,7 @@ public:
     /**
         Draws the floating objects in this buffer.
     */
     /**
         Draws the floating objects in this buffer.
     */

-    void DrawFloats(wxDC& dc, const wxRichTextRange& range, const wxRichTextSelection& selection, const wxRect& rect, int descent, int style);
+    void DrawFloats(wxDC& dc, wxRichTextDrawingContext& context, const wxRichTextRange& range, const wxRichTextSelection& selection, const wxRect& rect, int descent, int style);

 
     /**
         Moves an anchored object to another paragraph.
 
     /**
         Moves an anchored object to another paragraph.


@@ -2920,6 +3071,28 @@ public:
     */
     virtual bool FindNextParagraphNumber(wxRichTextParagraph* previousParagraph, wxRichTextAttr& attr) const;
 
     */
     virtual bool FindNextParagraphNumber(wxRichTextParagraph* previousParagraph, wxRichTextAttr& attr) const;
 

+    /**
+        Sets the properties for the given range, passing flags to determine how the
+        attributes are set. You can merge properties or replace them.
+
+        The end point of range is specified as the last character position of the span
+        of text, plus one. So, for example, to set the properties for a character at
+        position 5, use the range (5,6).
+
+        @a flags may contain a bit list of the following values:
+        - wxRICHTEXT_SETPROPERTIES_NONE: no flag.
+        - wxRICHTEXT_SETPROPERTIES_WITH_UNDO: specifies that this operation should be
+          undoable.
+        - wxRICHTEXT_SETPROPERTIES_PARAGRAPHS_ONLY: specifies that the properties should only be
+          applied to paragraphs, and not the content.
+        - wxRICHTEXT_SETPROPERTIES_CHARACTERS_ONLY: specifies that the properties should only be
+          applied to characters, and not the paragraph.
+        - wxRICHTEXT_SETPROPERTIES_RESET: resets (clears) the existing properties before applying
+          the new properties.
+        - wxRICHTEXT_SETPROPERTIES_REMOVE: removes the specified properties.
+    */
+    virtual bool SetProperties(const wxRichTextRange& range, const wxRichTextProperties& properties, int flags = wxRICHTEXT_SETPROPERTIES_WITH_UNDO);
+

     /**
         Test if this whole range has character attributes of the specified kind. If any
         of the attributes are different within the range, the test fails. You
     /**
         Test if this whole range has character attributes of the specified kind. If any
         of the attributes are different within the range, the test fails. You


@@ -2938,6 +3111,12 @@ public:
 
     virtual wxRichTextObject* Clone() const { return new wxRichTextParagraphLayoutBox(*this); }
 
 
     virtual wxRichTextObject* Clone() const { return new wxRichTextParagraphLayoutBox(*this); }
 

+    /**
+        Prepares the content just before insertion (or after buffer reset).
+        Currently is only called if undo mode is on.
+    */
+    virtual void PrepareContent(wxRichTextParagraphLayoutBox& container);
+

     /**
         Insert fragment into this box at the given position. If partialParagraph is true,
         it is assumed that the last (or only) paragraph is just a piece of data with no paragraph
     /**
         Insert fragment into this box at the given position. If partialParagraph is true,
         it is assumed that the last (or only) paragraph is just a piece of data with no paragraph


@@ -3098,7 +3277,7 @@ public:
 
 // Overridables
 
 
 // Overridables
 

-    virtual bool Draw(wxDC& dc, const wxRichTextRange& range, const wxRichTextSelection& selection, const wxRect& rect, int descent, int style);
+    virtual bool Draw(wxDC& dc, wxRichTextDrawingContext& context, const wxRichTextRange& range, const wxRichTextSelection& selection, const wxRect& rect, int descent, int style);

 
     virtual wxString GetXMLNodeName() const { return wxT("textbox"); }
 
 
     virtual wxString GetXMLNodeName() const { return wxT("textbox"); }
 


@@ -3285,15 +3464,15 @@ public:
 
 // Overridables
 
 
 // Overridables
 

-    virtual bool Draw(wxDC& dc, const wxRichTextRange& range, const wxRichTextSelection& selection, const wxRect& rect, int descent, int style);
+    virtual bool Draw(wxDC& dc, wxRichTextDrawingContext& context, const wxRichTextRange& range, const wxRichTextSelection& selection, const wxRect& rect, int descent, int style);

 
 

-    virtual bool Layout(wxDC& dc, const wxRect& rect, int style);
+    virtual bool Layout(wxDC& dc, wxRichTextDrawingContext& context, const wxRect& rect, const wxRect& parentRect, int style);

 
 

-    virtual bool GetRangeSize(const wxRichTextRange& range, wxSize& size, int& descent, wxDC& dc, int flags, wxPoint position = wxPoint(0,0), wxArrayInt* partialExtents = NULL) const;
+    virtual bool GetRangeSize(const wxRichTextRange& range, wxSize& size, int& descent, wxDC& dc, wxRichTextDrawingContext& context, int flags, wxPoint position = wxPoint(0,0), wxArrayInt* partialExtents = NULL) const;

 
 

-    virtual bool FindPosition(wxDC& dc, long index, wxPoint& pt, int* height, bool forceLineStart);
+    virtual bool FindPosition(wxDC& dc, wxRichTextDrawingContext& context, long index, wxPoint& pt, int* height, bool forceLineStart);

 
 

-    virtual int HitTest(wxDC& dc, const wxPoint& pt, long& textPosition, wxRichTextObject** obj, wxRichTextObject** contextObj, int flags = 0);
+    virtual int HitTest(wxDC& dc, wxRichTextDrawingContext& context, const wxPoint& pt, long& textPosition, wxRichTextObject** obj, wxRichTextObject** contextObj, int flags = 0);

 
     virtual void CalculateRange(long start, long& end);
 
 
     virtual void CalculateRange(long start, long& end);
 


@@ -3358,7 +3537,7 @@ public:
         Finds a suitable wrap position. @a wrapPosition is the last position in the line to the left
         of the split.
     */
         Finds a suitable wrap position. @a wrapPosition is the last position in the line to the left
         of the split.
     */

-    bool FindWrapPosition(const wxRichTextRange& range, wxDC& dc, int availableSpace, long& wrapPosition, wxArrayInt* partialExtents);
+    bool FindWrapPosition(const wxRichTextRange& range, wxDC& dc, wxRichTextDrawingContext& context, int availableSpace, long& wrapPosition, wxArrayInt* partialExtents);

 
     /**
         Finds the object at the given position.
 
     /**
         Finds the object at the given position.


@@ -3414,7 +3593,7 @@ public:
     /**
         Lays out the floating objects.
     */
     /**
         Lays out the floating objects.
     */

-    void LayoutFloat(wxDC& dc, const wxRect& rect, int style, wxRichTextFloatCollector* floatCollector);
+    void LayoutFloat(wxDC& dc, wxRichTextDrawingContext& context, const wxRect& rect, int style, wxRichTextFloatCollector* floatCollector);

 
 protected:
 
 
 protected:
 


@@ -3456,11 +3635,11 @@ public:
 
 // Overridables
 
 
 // Overridables
 

-    virtual bool Draw(wxDC& dc, const wxRichTextRange& range, const wxRichTextSelection& selection, const wxRect& rect, int descent, int style);
+    virtual bool Draw(wxDC& dc, wxRichTextDrawingContext& context, const wxRichTextRange& range, const wxRichTextSelection& selection, const wxRect& rect, int descent, int style);

 
 

-    virtual bool Layout(wxDC& dc, const wxRect& rect, int style);
+    virtual bool Layout(wxDC& dc, wxRichTextDrawingContext& context, const wxRect& rect, const wxRect& parentRect, int style);

 
 

-    virtual bool GetRangeSize(const wxRichTextRange& range, wxSize& size, int& descent, wxDC& dc, int flags, wxPoint position = wxPoint(0,0), wxArrayInt* partialExtents = NULL) const;
+    virtual bool GetRangeSize(const wxRichTextRange& range, wxSize& size, int& descent, wxDC& dc, wxRichTextDrawingContext& context, int flags, wxPoint position = wxPoint(0,0), wxArrayInt* partialExtents = NULL) const;

 
     virtual wxString GetTextForRange(const wxRichTextRange& range) const;
 
 
     virtual wxString GetTextForRange(const wxRichTextRange& range) const;
 


@@ -3732,11 +3911,11 @@ public:
 
 // Overridables
 
 
 // Overridables
 

-    virtual bool Draw(wxDC& dc, const wxRichTextRange& range, const wxRichTextSelection& selection, const wxRect& rect, int descent, int style);
+    virtual bool Draw(wxDC& dc, wxRichTextDrawingContext& context, const wxRichTextRange& range, const wxRichTextSelection& selection, const wxRect& rect, int descent, int style);

 
 

-    virtual bool Layout(wxDC& dc, const wxRect& rect, int style);
+    virtual bool Layout(wxDC& dc, wxRichTextDrawingContext& context, const wxRect& rect, const wxRect& parentRect, int style);

 
 

-    virtual bool GetRangeSize(const wxRichTextRange& range, wxSize& size, int& descent, wxDC& dc, int flags, wxPoint position = wxPoint(0,0), wxArrayInt* partialExtents = NULL) const;
+    virtual bool GetRangeSize(const wxRichTextRange& range, wxSize& size, int& descent, wxDC& dc, wxRichTextDrawingContext& context, int flags, wxPoint position = wxPoint(0,0), wxArrayInt* partialExtents = NULL) const;

 
     /**
         Returns the 'natural' size for this object - the image size.
 
     /**
         Returns the 'natural' size for this object - the image size.


@@ -4280,7 +4459,7 @@ public:
 
 // Implementation
 
 
 // Implementation
 

-    virtual int HitTest(wxDC& dc, const wxPoint& pt, long& textPosition, wxRichTextObject** obj, wxRichTextObject** contextObj, int flags = 0);
+    virtual int HitTest(wxDC& dc, wxRichTextDrawingContext& context, const wxPoint& pt, long& textPosition, wxRichTextObject** obj, wxRichTextObject** contextObj, int flags = 0);

 
     /**
         Copies the buffer.
 
     /**
         Copies the buffer.


@@ -4300,7 +4479,7 @@ public:
     /**
         Submits a command to insert paragraphs.
     */
     /**
         Submits a command to insert paragraphs.
     */

-    bool InsertParagraphsWithUndo(long pos, const wxRichTextParagraphLayoutBox& paragraphs, wxRichTextCtrl* ctrl, int flags = 0);
+    bool InsertParagraphsWithUndo(wxRichTextCtrl* ctrl, long pos, const wxRichTextParagraphLayoutBox& paragraphs, int flags = 0);

 
     /**
         Submits a command to insert the given text.
 
     /**
         Submits a command to insert the given text.


@@ -4405,6 +4584,36 @@ public:
     */
     static void InitStandardHandlers();
 
     */
     static void InitStandardHandlers();
 

+    /**
+        Returns the drawing handlers.
+    */
+    static wxList& GetDrawingHandlers() { return sm_drawingHandlers; }
+
+    /**
+        Adds a drawing handler to the end.
+    */
+    static void AddDrawingHandler(wxRichTextDrawingHandler *handler);
+
+    /**
+        Inserts a drawing handler at the front.
+    */
+    static void InsertDrawingHandler(wxRichTextDrawingHandler *handler);
+
+    /**
+        Removes a drawing handler.
+    */
+    static bool RemoveDrawingHandler(const wxString& name);
+
+    /**
+        Finds a drawing handler by name.
+    */
+    static wxRichTextDrawingHandler *FindDrawingHandler(const wxString& name);
+
+    /**
+        Clean up drawing handlers.
+    */
+    static void CleanUpDrawingHandlers();
+

     /**
         Returns the renderer object.
     */
     /**
         Returns the renderer object.
     */


@@ -4488,6 +4697,9 @@ protected:
     /// File handlers
     static wxList           sm_handlers;
 
     /// File handlers
     static wxList           sm_handlers;
 

+    /// Drawing handlers
+    static wxList           sm_drawingHandlers;
+

     /// Renderer
     static wxRichTextRenderer* sm_renderer;
 
     /// Renderer
     static wxRichTextRenderer* sm_renderer;
 


@@ -4527,7 +4739,7 @@ public:
 
 // Overridables
 
 
 // Overridables
 

-    virtual bool Draw(wxDC& dc, const wxRichTextRange& range, const wxRichTextSelection& selection, const wxRect& rect, int descent, int style);
+    virtual bool Draw(wxDC& dc, wxRichTextDrawingContext& context, const wxRichTextRange& range, const wxRichTextSelection& selection, const wxRect& rect, int descent, int style);

 
     virtual wxString GetXMLNodeName() const { return wxT("cell"); }
 
 
     virtual wxString GetXMLNodeName() const { return wxT("cell"); }
 


@@ -4578,13 +4790,13 @@ public:
 
 // Overridables
 
 
 // Overridables
 

-    virtual bool Draw(wxDC& dc, const wxRichTextRange& range, const wxRichTextSelection& selection, const wxRect& rect, int descent, int style);
+    virtual bool Draw(wxDC& dc, wxRichTextDrawingContext& context, const wxRichTextRange& range, const wxRichTextSelection& selection, const wxRect& rect, int descent, int style);

 
     virtual wxString GetXMLNodeName() const { return wxT("table"); }
 
 
     virtual wxString GetXMLNodeName() const { return wxT("table"); }
 

-    virtual bool Layout(wxDC& dc, const wxRect& rect, int style);
+    virtual bool Layout(wxDC& dc, wxRichTextDrawingContext& context, const wxRect& rect, const wxRect& parentRect, int style);

 
 

-    virtual bool GetRangeSize(const wxRichTextRange& range, wxSize& size, int& descent, wxDC& dc, int flags, wxPoint position = wxPoint(0,0), wxArrayInt* partialExtents = NULL) const;
+    virtual bool GetRangeSize(const wxRichTextRange& range, wxSize& size, int& descent, wxDC& dc, wxRichTextDrawingContext& context, int flags, wxPoint position = wxPoint(0,0), wxArrayInt* partialExtents = NULL) const;

 
     virtual bool DeleteRange(const wxRichTextRange& range);
 
 
     virtual bool DeleteRange(const wxRichTextRange& range);
 


@@ -4602,7 +4814,7 @@ public:
     virtual bool ExportXML(wxXmlNode* parent, wxRichTextXMLHandler* handler);
 #endif
 
     virtual bool ExportXML(wxXmlNode* parent, wxRichTextXMLHandler* handler);
 #endif
 

-    virtual bool FindPosition(wxDC& dc, long index, wxPoint& pt, int* height, bool forceLineStart);
+    virtual bool FindPosition(wxDC& dc, wxRichTextDrawingContext& context, long index, wxPoint& pt, int* height, bool forceLineStart);

 
     virtual void CalculateRange(long start, long& end);
 
 
     virtual void CalculateRange(long start, long& end);
 


@@ -5266,6 +5478,54 @@ protected:
 
 };
 
 
 };
 

+/**
+    @class wxRichTextDrawingHandler
+
+    The base class for custom drawing handlers.
+    Currently, drawing handlers can provide virtual handlers.
+
+    @library{wxrichtext}
+    @category{richtext}
+
+    @see wxRichTextBuffer, wxRichTextCtrl
+*/
+
+class WXDLLIMPEXP_RICHTEXT wxRichTextDrawingHandler: public wxObject
+{
+    DECLARE_CLASS(wxRichTextDrawingHandler)
+public:
+    /**
+        Creates a drawing handler object.
+    */
+    wxRichTextDrawingHandler(const wxString& name = wxEmptyString)
+        : m_name(name)
+        { }
+
+    /**
+        Returns @true if this object has virtual attributes that we can provide.
+    */
+    virtual bool HasVirtualAttributes(wxRichTextObject* obj) const = 0;
+
+    /**
+        Provides virtual attributes that we can provide.
+    */
+    virtual bool GetVirtualAttributes(wxRichTextAttr& attr, wxRichTextObject* obj) const = 0;
+
+    /**
+        Sets the name of the nandler.
+    */
+    void SetName(const wxString& name) { m_name = name; }
+
+    /**
+        Returns the name of the nandler.
+    */
+    wxString GetName() const { return m_name; }
+
+protected:
+
+    wxString  m_name;
+};
+

 #if wxUSE_DATAOBJ
 
 /**
 #if wxUSE_DATAOBJ
 
 /**