X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/b3169c12bcddf85632793cb7d23aa3985bd89b82..880d76dfb12d4e8466df30d641bb25c6f71bd398:/include/wx/richtext/richtextbuffer.h diff --git a/include/wx/richtext/richtextbuffer.h b/include/wx/richtext/richtextbuffer.h index a3ff7f5216..b9052fe843 100644 --- a/include/wx/richtext/richtextbuffer.h +++ b/include/wx/richtext/richtextbuffer.h @@ -130,6 +130,9 @@ class WXDLLIMPEXP_FWD_RICHTEXT wxRichTextObjectList; class WXDLLIMPEXP_FWD_RICHTEXT wxRichTextLine; class WXDLLIMPEXP_FWD_RICHTEXT wxRichTextParagraph; class WXDLLIMPEXP_FWD_RICHTEXT wxRichTextFileHandler; +class WXDLLIMPEXP_FWD_RICHTEXT wxRichTextDrawingHandler; +class WXDLLIMPEXP_FWD_RICHTEXT wxRichTextField; +class WXDLLIMPEXP_FWD_RICHTEXT wxRichTextFieldType; class WXDLLIMPEXP_FWD_RICHTEXT wxRichTextStyleSheet; class WXDLLIMPEXP_FWD_RICHTEXT wxRichTextListStyleDefinition; class WXDLLIMPEXP_FWD_RICHTEXT wxRichTextEvent; @@ -192,7 +195,10 @@ enum wxRichTextHitTestFlags wxRICHTEXT_HITTEST_NO_NESTED_OBJECTS = 0x20, // Ignore floating objects - wxRICHTEXT_HITTEST_NO_FLOATING_OBJECTS = 0x40 + wxRICHTEXT_HITTEST_NO_FLOATING_OBJECTS = 0x40, + + // Don't recurse into objects marked as atomic + wxRICHTEXT_HITTEST_HONOUR_ATOMIC = 0x80 }; /** @@ -241,6 +247,29 @@ enum wxRichTextHitTestFlags // 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. */ @@ -252,7 +281,7 @@ enum wxRichTextHitTestFlags // A special flag telling the buffer to keep the first paragraph style // as-is, when deleting a paragraph marker. In future we might pass a // flag to InsertFragment and DeleteRange to indicate the appropriate mode. -#define wxTEXT_ATTR_KEEP_FIRST_PARA_STYLE 0x10000000 +#define wxTEXT_ATTR_KEEP_FIRST_PARA_STYLE 0x20000000 /** Default superscript/subscript font multiplication factor. @@ -273,7 +302,8 @@ enum wxTextBoxAttrFlags wxTEXT_BOX_ATTR_FLOAT = 0x00000001, wxTEXT_BOX_ATTR_CLEAR = 0x00000002, wxTEXT_BOX_ATTR_COLLAPSE_BORDERS = 0x00000004, - wxTEXT_BOX_ATTR_VERTICAL_ALIGNMENT = 0x00000008 + wxTEXT_BOX_ATTR_VERTICAL_ALIGNMENT = 0x00000008, + wxTEXT_BOX_ATTR_BOX_STYLE_NAME = 0x00000010 }; /** @@ -305,7 +335,8 @@ enum wxTextBoxAttrPosition { wxTEXT_BOX_ATTR_POSITION_STATIC = 0x0000, // Default is static, i.e. as per normal layout wxTEXT_BOX_ATTR_POSITION_RELATIVE = 0x0010, // Relative to the relevant edge - wxTEXT_BOX_ATTR_POSITION_ABSOLUTE = 0x0020, + wxTEXT_BOX_ATTR_POSITION_ABSOLUTE = 0x0020, // Relative to the parent + wxTEXT_BOX_ATTR_POSITION_FIXED = 0x0040, // Relative to the top-level window wxTEXT_BOX_ATTR_POSITION_MASK = 0x00F0 }; @@ -339,9 +370,12 @@ public: void Reset() { m_value = 0; m_flags = 0; } /** - Partial equality test. + Partial equality test. If @a weakTest is @true, attributes of this object do not + have to be present if those attributes of @a dim are present. If @a weakTest is + @false, the function will fail if an attribute is present in @a dim but not + in this object. */ - bool EqPartial(const wxTextAttrDimension& dim) const; + bool EqPartial(const wxTextAttrDimension& dim, bool weakTest = true) const; /** Apply the dimension, but not those identical to @a compareWith if present. */ @@ -466,13 +500,16 @@ public: bool operator==(const wxTextAttrDimensions& dims) const { return m_left == dims.m_left && m_top == dims.m_top && m_right == dims.m_right && m_bottom == dims.m_bottom; } /** - Partial equality test. + Partial equality test. If @a weakTest is @true, attributes of this object do not + have to be present if those attributes of @a dim sare present. If @a weakTest is + @false, the function will fail if an attribute is present in @a dims but not + in this object. */ - bool EqPartial(const wxTextAttrDimensions& dims) const; + bool EqPartial(const wxTextAttrDimensions& dims, bool weakTest = true) const; /** - Apply border to 'this', but not if the same as @a compareWith. + Apply to 'this', but not if the same as @a compareWith. */ bool Apply(const wxTextAttrDimensions& dims, const wxTextAttrDimensions* compareWith = NULL); @@ -516,6 +553,12 @@ public: 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; @@ -551,12 +594,15 @@ public: bool operator==(const wxTextAttrSize& size) const { return m_width == size.m_width && m_height == size.m_height ; } /** - Partial equality test. + Partial equality test. If @a weakTest is @true, attributes of this object do not + have to be present if those attributes of @a size are present. If @a weakTest is + @false, the function will fail if an attribute is present in @a size but not + in this object. */ - bool EqPartial(const wxTextAttrSize& dims) const; + bool EqPartial(const wxTextAttrSize& size, bool weakTest = true) const; /** - Apply border to this object, but not if the same as @a compareWith. + Apply to this object, but not if the same as @a compareWith. */ bool Apply(const wxTextAttrSize& dims, const wxTextAttrSize* compareWith = NULL); @@ -581,10 +627,12 @@ public: 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. */ @@ -600,15 +648,22 @@ public: 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(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; }; @@ -767,9 +822,12 @@ public: void Reset() { m_borderStyle = 0; m_borderColour = 0; m_flags = 0; m_borderWidth.Reset(); } /** - Partial equality test. + Partial equality test. If @a weakTest is @true, attributes of this object do not + have to be present if those attributes of @a border are present. If @a weakTest is + @false, the function will fail if an attribute is present in @a border but not + in this object. */ - bool EqPartial(const wxTextAttrBorder& border) const; + bool EqPartial(const wxTextAttrBorder& border, bool weakTest = true) const; /** Applies the border to this object, but not if the same as @a compareWith. @@ -943,9 +1001,12 @@ public: void Reset() { m_left.Reset(); m_right.Reset(); m_top.Reset(); m_bottom.Reset(); } /** - Partial equality test. + Partial equality test. If @a weakTest is @true, attributes of this object do not + have to be present if those attributes of @a borders are present. If @a weakTest is + @false, the function will fail if an attribute is present in @a borders but not + in this object. */ - bool EqPartial(const wxTextAttrBorders& borders) const; + bool EqPartial(const wxTextAttrBorders& borders, bool weakTest = true) const; /** Applies border to this object, but not if the same as @a compareWith. @@ -1041,10 +1102,13 @@ public: bool operator== (const wxTextBoxAttr& attr) const; /** - Partial equality test, ignoring unset attributes. + Partial equality test, ignoring unset attributes. If @a weakTest is @true, attributes of this object do not + have to be present if those attributes of @a attr are present. If @a weakTest is + @false, the function will fail if an attribute is present in @a attr but not + in this object. */ - bool EqPartial(const wxTextBoxAttr& attr) const; + bool EqPartial(const wxTextBoxAttr& attr, bool weakTest = true) const; /** Merges the given attributes. If @a compareWith is non-NULL, then it will be used @@ -1315,11 +1379,35 @@ public: 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 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. */ @@ -1332,6 +1420,21 @@ public: 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; @@ -1341,6 +1444,8 @@ public: wxTextAttrDimensions m_position; wxTextAttrSize m_size; + wxTextAttrSize m_minSize; + wxTextAttrSize m_maxSize; wxTextAttrBorders m_border; wxTextAttrBorders m_outline; @@ -1349,6 +1454,7 @@ public: wxTextBoxAttrClearStyle m_clearMode; wxTextBoxAttrCollapseMode m_collapseMode; wxTextBoxAttrVerticalAlignment m_verticalAlignment; + wxString m_boxStyleName; }; /** @@ -1401,9 +1507,12 @@ public: bool operator==(const wxRichTextAttr& attr) const; /** - Partial equality test taking comparison object into account. + Partial equality test. If @a weakTest is @true, attributes of this object do not + have to be present if those attributes of @a attr are present. If @a weakTest is + @false, the function will fail if an attribute is present in @a attr but not + in this object. */ - bool EqPartial(const wxRichTextAttr& attr) const; + bool EqPartial(const wxRichTextAttr& attr, bool weakTest = true) const; /** Merges the given attributes. If @a compareWith @@ -1530,6 +1639,11 @@ public: */ int Find(const wxString& name) const; + /** + Removes the given property. + */ + bool Remove(const wxString& name); + /** Gets the property variant by name. */ @@ -1590,6 +1704,16 @@ public: */ 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; }; @@ -1649,8 +1773,15 @@ public: */ bool operator != (const wxRichTextFontTable& table) const { return !(*this == table); } + /** + Set the font scale factor. + */ + void SetFontScale(double fontScale); + protected: + double m_fontScale; + DECLARE_DYNAMIC_CLASS(wxRichTextFontTable) }; @@ -1955,6 +2086,52 @@ public: 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 @@ -1983,27 +2160,39 @@ 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) */ - 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. - 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 - information about position. contextObj is returned to specify what object + information about position. @a contextObj is returned to specify what object position is relevant to, since otherwise there's an ambiguity. - obj may not a child of contextObj, since we may be referring to the container itself + @ obj might not be a child of @a contextObj, since we may be referring to the container itself if we have no hit on a child - for example if we click outside an object. + + The function puts the position in @a textPosition if one is found. + @a pt is in logical units (a zero y position is at the beginning of the buffer). + + Pass wxRICHTEXT_HITTEST_NO_NESTED_OBJECTS if you only want to consider objects + directly under the object you are calling HitTest on. Otherwise, it will recurse + and potentially find a nested object. + + @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. */ - 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 @@ -2017,7 +2206,7 @@ public: 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 @@ -2252,10 +2441,16 @@ public: wxRichTextRange GetOwnRangeIfTopLevel() const { return IsTopLevel() ? m_ownRange : m_range; } /** - Returns @true if this object this composite. + Returns @true if this object is composite. */ virtual bool IsComposite() const { return false; } + /** + Returns @true if no user editing can be done inside the object. This returns @true for simple objects, + @false for most composite objects, but @true for fields, which if composite, should not be user-edited. + */ + virtual bool IsAtomic() const { return true; } + /** Returns a pointer to the parent object. */ @@ -2313,14 +2508,19 @@ public: 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 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. @@ -2338,7 +2538,7 @@ public: wxRichTextAttr& GetAttributes() { return m_attributes; } /** - Sets the object's properties. + Returns the object's properties. */ wxRichTextProperties& GetProperties() { return m_properties; } @@ -2348,7 +2548,7 @@ public: const wxRichTextProperties& GetProperties() const { return m_properties; } /** - Returns the object's properties. + Sets the object's properties. */ void SetProperties(const wxRichTextProperties& props) { m_properties = props; } @@ -2471,8 +2671,11 @@ 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. + 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; @@ -2521,9 +2724,9 @@ public: // 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); @@ -2531,7 +2734,7 @@ public: 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); @@ -2563,6 +2766,12 @@ public: */ virtual bool IsComposite() const { return true; } + /** + Returns @true if no user editing can be done inside the object. This returns @true for simple objects, + @false for most composite objects, but @true for fields, which if composite, should not be user-edited. + */ + virtual bool IsAtomic() const { return false; } + /** Returns true if the buffer is empty. */ @@ -2636,13 +2845,13 @@ public: // 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); @@ -2698,23 +2907,32 @@ public: /** 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. */ - 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. */ - 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. */ - 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); + + /** + Submits a command to insert the given field. Field data can be included in properties. + + @see wxRichTextField, wxRichTextFieldType, wxRichTextFieldTypeStandard + */ + wxRichTextField* InsertFieldWithUndo(wxRichTextBuffer* buffer, long pos, const wxString& fieldType, + const wxRichTextProperties& properties, + wxRichTextCtrl* ctrl, int flags, const wxRichTextAttr& textAttr); /** @@ -2727,7 +2945,7 @@ public: /** 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. @@ -2737,7 +2955,7 @@ public: /** 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. @@ -2855,7 +3073,32 @@ public: virtual bool PositionToXY(long pos, long* x, long* y) const; /** - Sets text attributes: character and/or paragraph styles. + Sets the attributes for the given range. Pass flags to determine how the + attributes are set. + + The end point of range is specified as the last character position of the span + of text. So, for example, to set the style for a character at position 5, + use the range (5,5). + This differs from the wxRichTextCtrl API, where you would specify (5,6). + + @a flags may contain a bit list of the following values: + - wxRICHTEXT_SETSTYLE_NONE: no style flag. + - wxRICHTEXT_SETSTYLE_WITH_UNDO: specifies that this operation should be + undoable. + - wxRICHTEXT_SETSTYLE_OPTIMIZE: specifies that the style should not be applied + if the combined style at this point is already the style in question. + - wxRICHTEXT_SETSTYLE_PARAGRAPHS_ONLY: specifies that the style should only be + applied to paragraphs, and not the content. + This allows content styling to be preserved independently from that + of e.g. a named paragraph style. + - wxRICHTEXT_SETSTYLE_CHARACTERS_ONLY: specifies that the style should only be + applied to characters, and not the paragraph. + This allows content styling to be preserved independently from that + of e.g. a named paragraph style. + - wxRICHTEXT_SETSTYLE_RESET: resets (clears) the existing style before applying + the new style. + - wxRICHTEXT_SETSTYLE_REMOVE: removes the specified style. + Only the style flags are used in this operation. */ virtual bool SetStyle(const wxRichTextRange& range, const wxRichTextAttr& style, int flags = wxRICHTEXT_SETSTYLE_WITH_UNDO); @@ -2866,6 +3109,13 @@ public: /** Returns the combined text attributes for this position. + + This function gets the @e uncombined style - that is, the attributes associated + with the paragraph or character content, and not necessarily the combined + attributes you see on the screen. To get the combined attributes, use GetStyle(). + If you specify (any) paragraph attribute in @e style's flags, this function + will fetch the paragraph attributes. + Otherwise, it will return the character attributes. */ virtual bool GetStyle(long position, wxRichTextAttr& style); @@ -2881,8 +3131,27 @@ public: virtual bool DoGetStyle(long position, wxRichTextAttr& style, bool combineStyles = true); /** - Returns the combined style for a range - if any attribute is different within the range, - that attribute is not present within the flags. + This function gets a style representing the common, combined attributes in the + given range. + Attributes which have different values within the specified range will not be + included the style flags. + + The function is used to get the attributes to display in the formatting dialog: + the user can edit the attributes common to the selection, and optionally specify the + values of further attributes to be applied uniformly. + + To apply the edited attributes, you can use SetStyle() specifying + the wxRICHTEXT_SETSTYLE_OPTIMIZE flag, which will only apply attributes that + are different from the @e combined attributes within the range. + So, the user edits the effective, displayed attributes for the range, + but his choice won't be applied unnecessarily to content. As an example, + say the style for a paragraph specifies bold, but the paragraph text doesn't + specify a weight. + The combined style is bold, and this is what the user will see on-screen and + in the formatting dialog. The user now specifies red text, in addition to bold. + When applying with SetStyle(), the content font weight attributes won't be + changed to bold because this is already specified by the paragraph. + However the text colour attributes @e will be changed to show red. */ virtual bool GetStyleForRange(const wxRichTextRange& range, wxRichTextAttr& style); @@ -2892,42 +3161,80 @@ public: */ bool CollectStyle(wxRichTextAttr& currentStyle, const wxRichTextAttr& style, wxRichTextAttr& clashingAttr, wxRichTextAttr& absentAttr); + //@{ /** - Set the list style. - */ - virtual bool SetListStyle(const wxRichTextRange& range, wxRichTextListStyleDefinition* def, int flags = wxRICHTEXT_SETSTYLE_WITH_UNDO, int startFrom = 1, int specifiedLevel = -1); + Sets the list attributes for the given range, passing flags to determine how + the attributes are set. + Either the style definition or the name of the style definition (in the current + sheet) can be passed. - /** - Set the list style. + @a flags is a bit list of the following: + - wxRICHTEXT_SETSTYLE_WITH_UNDO: specifies that this command will be undoable. + - wxRICHTEXT_SETSTYLE_RENUMBER: specifies that numbering should start from + @a startFrom, otherwise existing attributes are used. + - wxRICHTEXT_SETSTYLE_SPECIFY_LEVEL: specifies that @a listLevel should be used + as the level for all paragraphs, otherwise the current indentation will be used. + + @see NumberList(), PromoteList(), ClearListStyle(). */ + virtual bool SetListStyle(const wxRichTextRange& range, wxRichTextListStyleDefinition* def, int flags = wxRICHTEXT_SETSTYLE_WITH_UNDO, int startFrom = 1, int specifiedLevel = -1); virtual bool SetListStyle(const wxRichTextRange& range, const wxString& defName, int flags = wxRICHTEXT_SETSTYLE_WITH_UNDO, int startFrom = 1, int specifiedLevel = -1); + //@} /** - Clear the list for the given range. + Clears the list style from the given range, clearing list-related attributes + and applying any named paragraph style associated with each paragraph. + + @a flags is a bit list of the following: + - wxRICHTEXT_SETSTYLE_WITH_UNDO: specifies that this command will be undoable. + + @see SetListStyle(), PromoteList(), NumberList() */ virtual bool ClearListStyle(const wxRichTextRange& range, int flags = wxRICHTEXT_SETSTYLE_WITH_UNDO); + //@{ /** - Number/renumber any list elements in the given range. + Numbers the paragraphs in the given range. + + Pass flags to determine how the attributes are set. + Either the style definition or the name of the style definition (in the current + sheet) can be passed. + + @a flags is a bit list of the following: + - wxRICHTEXT_SETSTYLE_WITH_UNDO: specifies that this command will be undoable. + - wxRICHTEXT_SETSTYLE_RENUMBER: specifies that numbering should start from + @a startFrom, otherwise existing attributes are used. + - wxRICHTEXT_SETSTYLE_SPECIFY_LEVEL: specifies that @a listLevel should be used + as the level for all paragraphs, otherwise the current indentation will be used. + @a def can be NULL to indicate that the existing list style should be used. - */ - virtual bool NumberList(const wxRichTextRange& range, wxRichTextListStyleDefinition* def = NULL, int flags = wxRICHTEXT_SETSTYLE_WITH_UNDO, int startFrom = 1, int specifiedLevel = -1); - /** - Number/renumber any list elements in the given range. - @a defName can be empty to indicate that the existing list style should be used. + @see SetListStyle(), PromoteList(), ClearListStyle() */ + virtual bool NumberList(const wxRichTextRange& range, wxRichTextListStyleDefinition* def = NULL, int flags = wxRICHTEXT_SETSTYLE_WITH_UNDO, int startFrom = 1, int specifiedLevel = -1); virtual bool NumberList(const wxRichTextRange& range, const wxString& defName, int flags = wxRICHTEXT_SETSTYLE_WITH_UNDO, int startFrom = 1, int specifiedLevel = -1); + //@} + //@{ /** - Promotes the list items within the given range. @a promoteBy can be a positive or negative number, e.g. 1 or -1. - */ - virtual bool PromoteList(int promoteBy, const wxRichTextRange& range, wxRichTextListStyleDefinition* def = NULL, int flags = wxRICHTEXT_SETSTYLE_WITH_UNDO, int specifiedLevel = -1); + Promotes the list items within the given range. + A positive @a promoteBy produces a smaller indent, and a negative number + produces a larger indent. Pass flags to determine how the attributes are set. + Either the style definition or the name of the style definition (in the current + sheet) can be passed. - /** - Promotes the list items within the given range. @a promoteBy can be a positive or negative number, e.g. 1 or -1. + @a flags is a bit list of the following: + - wxRICHTEXT_SETSTYLE_WITH_UNDO: specifies that this command will be undoable. + - wxRICHTEXT_SETSTYLE_RENUMBER: specifies that numbering should start from + @a startFrom, otherwise existing attributes are used. + - wxRICHTEXT_SETSTYLE_SPECIFY_LEVEL: specifies that @a listLevel should be used + as the level for all paragraphs, otherwise the current indentation will be used. + + @see SetListStyle(), SetListStyle(), ClearListStyle() */ + virtual bool PromoteList(int promoteBy, const wxRichTextRange& range, wxRichTextListStyleDefinition* def = NULL, int flags = wxRICHTEXT_SETSTYLE_WITH_UNDO, int specifiedLevel = -1); virtual bool PromoteList(int promoteBy, const wxRichTextRange& range, const wxString& defName, int flags = wxRICHTEXT_SETSTYLE_WITH_UNDO, int specifiedLevel = -1); + //@} /** Helper for NumberList and PromoteList, that does renumbering and promotion simultaneously @@ -2940,6 +3247,28 @@ public: */ 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 @@ -2958,6 +3287,12 @@ public: 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 @@ -2990,23 +3325,39 @@ public: virtual wxString GetText() const; /** - Sets the default style for new content. Setting it to a default attribute - makes new content take on the 'basic' style. + Sets the default style, affecting the style currently being applied + (for example, setting the default style to bold will cause subsequently + inserted text to be bold). + + This is not cumulative - setting the default style will replace the previous + default style. + + Setting it to a default attribute object makes new content take on the 'basic' style. */ virtual bool SetDefaultStyle(const wxRichTextAttr& style); /** - Returns the default style. + Returns the current default style, affecting the style currently being applied + (for example, setting the default style to bold will cause subsequently + inserted text to be bold). */ virtual const wxRichTextAttr& GetDefaultStyle() const { return m_defaultAttributes; } /** - Sets the basic (overall) style. + Sets the basic (overall) style. This is the style of the whole + buffer before further styles are applied, unlike the default style, which + only affects the style currently being applied (for example, setting the default + style to bold will cause subsequently inserted text to be bold). */ virtual void SetBasicStyle(const wxRichTextAttr& style) { m_attributes = style; } /** Returns the basic (overall) style. + + This is the style of the whole buffer before further styles are applied, + unlike the default style, which only affects the style currently being + applied (for example, setting the default style to bold will cause + subsequently inserted text to be bold). */ virtual const wxRichTextAttr& GetBasicStyle() const { return m_attributes; } @@ -3102,7 +3453,7 @@ public: // 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"); } @@ -3124,123 +3475,591 @@ protected: }; /** - @class wxRichTextLine - - This object represents a line in a paragraph, and stores - offsets from the start of the paragraph representing the - start and end positions of the line. + @class wxRichTextField + + This class implements the general concept of a field, an object that represents + additional functionality such as a footnote, a bookmark, a page number, a table + of contents, and so on. Extra information (such as a bookmark name) can be stored + in the object properties. + + Drawing, layout, and property editing is delegated to classes derived + from wxRichTextFieldType, such as instances of wxRichTextFieldTypeStandard; this makes + the use of fields an efficient method of introducing extra functionality, since + most of the information required to draw a field (such as a bitmap) is kept centrally + in a single field type definition. + + The FieldType property, accessed by SetFieldType/GetFieldType, is used to retrieve + the field type definition. So be careful not to overwrite this property. + + wxRichTextField is derived from wxRichTextParagraphLayoutBox, which means that it + can contain its own read-only content, refreshed when the application calls the UpdateField + function. Whether a field is treated as a composite or a single graphic is determined + by the field type definition. If using wxRichTextFieldTypeStandard, passing the display + type wxRICHTEXT_FIELD_STYLE_COMPOSITE to the field type definition causes the field + to behave like a composite; the other display styles display a simple graphic. + When implementing a composite field, you will still need to derive from wxRichTextFieldTypeStandard + or wxRichTextFieldType, if only to implement UpdateField to refresh the field content + appropriately. wxRichTextFieldTypeStandard is only one possible implementation, but + covers common needs especially for simple, static fields using text or a bitmap. + + Register field types on application initialisation with the static function + wxRichTextParagraphLayoutBox::AddFieldType. They will be deleted automatically + on application exit. + + An application can write a field to a control with wxRichTextCtrl::WriteField, + taking a field type, the properties for the field, and optional attributes. @library{wxrichtext} @category{richtext} - @see wxRichTextBuffer, wxRichTextCtrl + @see wxRichTextFieldTypeStandard, wxRichTextFieldType, wxRichTextParagraphLayoutBox, wxRichTextProperties, wxRichTextCtrl */ -class WXDLLIMPEXP_RICHTEXT wxRichTextLine +class WXDLLIMPEXP_RICHTEXT wxRichTextField: public wxRichTextParagraphLayoutBox { + DECLARE_DYNAMIC_CLASS(wxRichTextField) public: // Constructors - wxRichTextLine(wxRichTextParagraph* parent); - wxRichTextLine(const wxRichTextLine& obj) { Init( NULL); Copy(obj); } - virtual ~wxRichTextLine() {} - -// Overridables - -// Accessors - /** - Sets the range associated with this line. + Default constructor; optionally pass the parent object. */ - void SetRange(const wxRichTextRange& range) { m_range = range; } + + wxRichTextField(const wxString& fieldType = wxEmptyString, wxRichTextObject* parent = NULL); + /** - Sets the range associated with this line. + Copy constructor. */ - void SetRange(long from, long to) { m_range = wxRichTextRange(from, to); } + + wxRichTextField(const wxRichTextField& obj): wxRichTextParagraphLayoutBox() { Copy(obj); } + +// Overridables + + 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, wxRichTextDrawingContext& context, const wxRect& rect, const wxRect& parentRect, int style); + + 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 GetXMLNodeName() const { return wxT("field"); } + + virtual bool CanEditProperties() const; + + virtual bool EditProperties(wxWindow* parent, wxRichTextBuffer* buffer); + + virtual wxString GetPropertiesMenuLabel() const; + + virtual bool AcceptsFocus() const { return false; } + + virtual void CalculateRange(long start, long& end); /** - Returns the parent paragraph. + If a field has children, we don't want the user to be able to edit it. */ - wxRichTextParagraph* GetParent() { return m_parent; } + virtual bool IsAtomic() const { return true; } + + virtual bool IsEmpty() const { return false; } + + virtual bool IsTopLevel() const; + +// Accessors + + void SetFieldType(const wxString& fieldType) { GetProperties().SetProperty(wxT("FieldType"), fieldType); } + wxString GetFieldType() const { return GetProperties().GetPropertyString(wxT("FieldType")); } + +// Operations /** - Returns the range. - */ - const wxRichTextRange& GetRange() const { return m_range; } + Update the field; delegated to the associated field type. This would typically expand the field to its value, + if this is a dynamically changing and/or composite field. + */ + virtual bool UpdateField(wxRichTextBuffer* buffer); + + virtual wxRichTextObject* Clone() const { return new wxRichTextField(*this); } + + void Copy(const wxRichTextField& obj); + +protected: +}; + +/** + @class wxRichTextFieldType + + The base class for custom field types. Each type definition handles one + field type. Override functions to provide drawing, layout, updating and + property editing functionality for a field. + + Register field types on application initialisation with the static function + wxRichTextParagraphLayoutBox::AddFieldType. They will be deleted automatically + on application exit. + + @library{wxrichtext} + @category{richtext} + + @see wxRichTextFieldTypeStandard, wxRichTextField, wxRichTextCtrl +*/ + +class WXDLLIMPEXP_RICHTEXT wxRichTextFieldType: public wxObject +{ + DECLARE_CLASS(wxRichTextFieldType) +public: /** - Returns the range. + Creates a field type definition. */ - wxRichTextRange& GetRange() { return m_range; } + wxRichTextFieldType(const wxString& name = wxEmptyString) + : m_name(name) + { } /** - Returns the absolute range. + Copy constructor. */ - wxRichTextRange GetAbsoluteRange() const; + wxRichTextFieldType(const wxRichTextFieldType& fieldType) + : wxObject(fieldType) + { Copy(fieldType); } + + void Copy(const wxRichTextFieldType& fieldType) { m_name = fieldType.m_name; } /** - Returns the line size as calculated by Layout. + 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 wxSize GetSize() const { return m_size; } + virtual bool Draw(wxRichTextField* obj, wxDC& dc, wxRichTextDrawingContext& context, const wxRichTextRange& range, const wxRichTextSelection& selection, const wxRect& rect, int descent, int style) = 0; /** - Sets the line size as calculated by Layout. + Lay the item out at the specified position with the given size constraint. + 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 void SetSize(const wxSize& sz) { m_size = sz; } + virtual bool Layout(wxRichTextField* obj, wxDC& dc, wxRichTextDrawingContext& context, const wxRect& rect, const wxRect& parentRect, int style) = 0; /** - Returns the object position relative to the parent. + Returns the object size for the given range. Returns @false if the range + is invalid for this object. */ - virtual wxPoint GetPosition() const { return m_pos; } + virtual bool GetRangeSize(wxRichTextField* obj, const wxRichTextRange& range, wxSize& size, int& descent, wxDC& dc, wxRichTextDrawingContext& context, int flags, wxPoint position = wxPoint(0,0), wxArrayInt* partialExtents = NULL) const = 0; /** - Sets the object position relative to the parent. + Returns @true if we can edit the object's properties via a GUI. */ - virtual void SetPosition(const wxPoint& pos) { m_pos = pos; } + virtual bool CanEditProperties(wxRichTextField* WXUNUSED(obj)) const { return false; } /** - Returns the absolute object position. + Edits the object's properties via a GUI. */ - virtual wxPoint GetAbsolutePosition() const; + virtual bool EditProperties(wxRichTextField* WXUNUSED(obj), wxWindow* WXUNUSED(parent), wxRichTextBuffer* WXUNUSED(buffer)) { return false; } /** - Returns the rectangle enclosing the line. + Returns the label to be used for the properties context menu item. */ - virtual wxRect GetRect() const { return wxRect(GetAbsolutePosition(), GetSize()); } + virtual wxString GetPropertiesMenuLabel(wxRichTextField* WXUNUSED(obj)) const { return wxEmptyString; } /** - Sets the stored descent. - */ - void SetDescent(int descent) { m_descent = descent; } + Update the field. This would typically expand the field to its value, + if this is a dynamically changing and/or composite field. + */ + virtual bool UpdateField(wxRichTextBuffer* WXUNUSED(buffer), wxRichTextField* WXUNUSED(obj)) { return false; } /** - Returns the stored descent. + Returns @true if this object is top-level, i.e. contains its own paragraphs, such as a text box. */ - int GetDescent() const { return m_descent; } - -#if wxRICHTEXT_USE_OPTIMIZED_LINE_DRAWING - wxArrayInt& GetObjectSizes() { return m_objectSizes; } - const wxArrayInt& GetObjectSizes() const { return m_objectSizes; } -#endif - -// Operations + virtual bool IsTopLevel(wxRichTextField* WXUNUSED(obj)) const { return true; } /** - Initialises the object. + Sets the field type name. There should be a unique name per field type object. */ - void Init(wxRichTextParagraph* parent); + void SetName(const wxString& name) { m_name = name; } /** - Copies from @a obj. + Returns the field type name. There should be a unique name per field type object. */ - void Copy(const wxRichTextLine& obj); - - virtual wxRichTextLine* Clone() const { return new wxRichTextLine(*this); } + wxString GetName() const { return m_name; } protected: - // The range of the line (start position to end position) - // This is relative to the parent paragraph. - wxRichTextRange m_range; + wxString m_name; +}; + +WX_DECLARE_STRING_HASH_MAP(wxRichTextFieldType*, wxRichTextFieldTypeHashMap); + +/** + @class wxRichTextFieldTypeStandard + + A field type that can handle fields with text or bitmap labels, with a small range + of styles for implementing rectangular fields and fields that can be used for start + and end tags. + + The border, text and background colours can be customised; the default is + white text on a black background. + + The following display styles can be used. + + @beginStyleTable + @style{wxRICHTEXT_FIELD_STYLE_COMPOSITE} + Creates a composite field; you will probably need to derive a new class to implement UpdateField. + @style{wxRICHTEXT_FIELD_STYLE_RECTANGLE} + Shows a rounded rectangle background. + @style{wxRICHTEXT_FIELD_STYLE_NO_BORDER} + Suppresses the background and border; mostly used with a bitmap label. + @style{wxRICHTEXT_FIELD_STYLE_START_TAG} + Shows a start tag background, with the pointy end facing right. + @style{wxRICHTEXT_FIELD_STYLE_END_TAG} + Shows an end tag background, with the pointy end facing left. + @endStyleTable + + @library{wxrichtext} + @category{richtext} + + @see wxRichTextFieldType, wxRichTextField, wxRichTextBuffer, wxRichTextCtrl +*/ + +class WXDLLIMPEXP_RICHTEXT wxRichTextFieldTypeStandard: public wxRichTextFieldType +{ + DECLARE_CLASS(wxRichTextFieldTypeStandard) +public: + + // Display style types + enum { wxRICHTEXT_FIELD_STYLE_COMPOSITE = 0x01, + wxRICHTEXT_FIELD_STYLE_RECTANGLE = 0x02, + wxRICHTEXT_FIELD_STYLE_NO_BORDER = 0x04, + wxRICHTEXT_FIELD_STYLE_START_TAG = 0x08, + wxRICHTEXT_FIELD_STYLE_END_TAG = 0x10 + }; + + /** + Constructor, creating a field type definition with a text label. + + @param parent + The name of the type definition. This must be unique, and is the type + name used when adding a field to a control. + @param label + The text label to be shown on the field. + @param displayStyle + The display style: one of wxRICHTEXT_FIELD_STYLE_RECTANGLE, + wxRICHTEXT_FIELD_STYLE_NO_BORDER, wxRICHTEXT_FIELD_STYLE_START_TAG, + wxRICHTEXT_FIELD_STYLE_END_TAG. + + */ + wxRichTextFieldTypeStandard(const wxString& name, const wxString& label, int displayStyle = wxRICHTEXT_FIELD_STYLE_RECTANGLE); + + /** + Constructor, creating a field type definition with a bitmap label. + + @param parent + The name of the type definition. This must be unique, and is the type + name used when adding a field to a control. + @param label + The bitmap label to be shown on the field. + @param displayStyle + The display style: one of wxRICHTEXT_FIELD_STYLE_RECTANGLE, + wxRICHTEXT_FIELD_STYLE_NO_BORDER, wxRICHTEXT_FIELD_STYLE_START_TAG, + wxRICHTEXT_FIELD_STYLE_END_TAG. + + */ + wxRichTextFieldTypeStandard(const wxString& name, const wxBitmap& bitmap, int displayStyle = wxRICHTEXT_FIELD_STYLE_NO_BORDER); + + /** + The default constructor. + + */ + wxRichTextFieldTypeStandard() { Init(); } + + /** + The copy constructor. + + */ + wxRichTextFieldTypeStandard(const wxRichTextFieldTypeStandard& field) + : wxRichTextFieldType(field) + { Copy(field); } + + /** + Initialises the object. + */ + void Init(); + + /** + Copies the object. + */ + void Copy(const wxRichTextFieldTypeStandard& field); + + /** + The assignment operator. + */ + void operator=(const wxRichTextFieldTypeStandard& field) { Copy(field); } + + /** + 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(wxRichTextField* obj, wxDC& dc, wxRichTextDrawingContext& context, const wxRichTextRange& range, const wxRichTextSelection& selection, const wxRect& rect, int descent, int style); + + /** + Lay the item out at the specified position with the given size constraint. + 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(wxRichTextField* obj, wxDC& dc, wxRichTextDrawingContext& context, const wxRect& rect, const wxRect& parentRect, int style); + + /** + Returns the object size for the given range. Returns @false if the range + is invalid for this object. + */ + virtual bool GetRangeSize(wxRichTextField* obj, const wxRichTextRange& range, wxSize& size, int& descent, wxDC& dc, wxRichTextDrawingContext& context, int flags, wxPoint position = wxPoint(0,0), wxArrayInt* partialExtents = NULL) const; + + /** + Get the size of the field, given the label, font size, and so on. + */ + wxSize GetSize(wxRichTextField* obj, wxDC& dc, wxRichTextDrawingContext& context, int style) const; + + /** + Returns @true if the display type is wxRICHTEXT_FIELD_STYLE_COMPOSITE, @false otherwise. + */ + virtual bool IsTopLevel(wxRichTextField* WXUNUSED(obj)) const { return (GetDisplayStyle() & wxRICHTEXT_FIELD_STYLE_COMPOSITE) != 0; } + + /** + Sets the text label for fields of this type. + */ + void SetLabel(const wxString& label) { m_label = label; } + + /** + Returns the text label for fields of this type. + */ + const wxString& GetLabel() const { return m_label; } + + /** + Sets the bitmap label for fields of this type. + */ + void SetBitmap(const wxBitmap& bitmap) { m_bitmap = bitmap; } + + /** + Gets the bitmap label for fields of this type. + */ + const wxBitmap& GetBitmap() const { return m_bitmap; } + + /** + Gets the display style for fields of this type. + */ + int GetDisplayStyle() const { return m_displayStyle; } + + /** + Sets the display style for fields of this type. + */ + void SetDisplayStyle(int displayStyle) { m_displayStyle = displayStyle; } + + /** + Gets the font used for drawing the text label. + */ + const wxFont& GetFont() const { return m_font; } + + /** + Sets the font used for drawing the text label. + */ + void SetFont(const wxFont& font) { m_font = font; } + + /** + Gets the colour used for drawing the text label. + */ + const wxColour& GetTextColour() const { return m_textColour; } + + /** + Sets the colour used for drawing the text label. + */ + void SetTextColour(const wxColour& colour) { m_textColour = colour; } + + /** + Gets the colour used for drawing the field border. + */ + const wxColour& GetBorderColour() const { return m_borderColour; } + + /** + Sets the colour used for drawing the field border. + */ + void SetBorderColour(const wxColour& colour) { m_borderColour = colour; } + + /** + Gets the colour used for drawing the field background. + */ + const wxColour& GetBackgroundColour() const { return m_backgroundColour; } + + /** + Sets the colour used for drawing the field background. + */ + void SetBackgroundColour(const wxColour& colour) { m_backgroundColour = colour; } + + /** + Sets the vertical padding (the distance between the border and the text). + */ + void SetVerticalPadding(int padding) { m_verticalPadding = padding; } + + /** + Gets the vertical padding (the distance between the border and the text). + */ + int GetVerticalPadding() const { return m_verticalPadding; } + + /** + Sets the horizontal padding (the distance between the border and the text). + */ + void SetHorizontalPadding(int padding) { m_horizontalPadding = padding; } + + /** + Sets the horizontal padding (the distance between the border and the text). + */ + int GetHorizontalPadding() const { return m_horizontalPadding; } + + /** + Sets the horizontal margin surrounding the field object. + */ + void SetHorizontalMargin(int margin) { m_horizontalMargin = margin; } + + /** + Gets the horizontal margin surrounding the field object. + */ + int GetHorizontalMargin() const { return m_horizontalMargin; } + + /** + Sets the vertical margin surrounding the field object. + */ + void SetVerticalMargin(int margin) { m_verticalMargin = margin; } + + /** + Gets the vertical margin surrounding the field object. + */ + int GetVerticalMargin() const { return m_verticalMargin; } + +protected: + + wxString m_label; + int m_displayStyle; + wxFont m_font; + wxColour m_textColour; + wxColour m_borderColour; + wxColour m_backgroundColour; + int m_verticalPadding; + int m_horizontalPadding; + int m_horizontalMargin; + int m_verticalMargin; + wxBitmap m_bitmap; +}; + +/** + @class wxRichTextLine + + This object represents a line in a paragraph, and stores + offsets from the start of the paragraph representing the + start and end positions of the line. + + @library{wxrichtext} + @category{richtext} + + @see wxRichTextBuffer, wxRichTextCtrl +*/ + +class WXDLLIMPEXP_RICHTEXT wxRichTextLine +{ +public: +// Constructors + + wxRichTextLine(wxRichTextParagraph* parent); + wxRichTextLine(const wxRichTextLine& obj) { Init( NULL); Copy(obj); } + virtual ~wxRichTextLine() {} + +// Overridables + +// Accessors + + /** + Sets the range associated with this line. + */ + void SetRange(const wxRichTextRange& range) { m_range = range; } + /** + Sets the range associated with this line. + */ + void SetRange(long from, long to) { m_range = wxRichTextRange(from, to); } + + /** + Returns the parent paragraph. + */ + wxRichTextParagraph* GetParent() { return m_parent; } + + /** + Returns the range. + */ + const wxRichTextRange& GetRange() const { return m_range; } + /** + Returns the range. + */ + wxRichTextRange& GetRange() { return m_range; } + + /** + Returns the absolute range. + */ + wxRichTextRange GetAbsoluteRange() const; + + /** + Returns the line size as calculated by Layout. + */ + virtual wxSize GetSize() const { return m_size; } + + /** + Sets the line size as calculated by Layout. + */ + virtual void SetSize(const wxSize& sz) { m_size = sz; } + + /** + Returns the object position relative to the parent. + */ + virtual wxPoint GetPosition() const { return m_pos; } + + /** + Sets the object position relative to the parent. + */ + virtual void SetPosition(const wxPoint& pos) { m_pos = pos; } + + /** + Returns the absolute object position. + */ + virtual wxPoint GetAbsolutePosition() const; + + /** + Returns the rectangle enclosing the line. + */ + virtual wxRect GetRect() const { return wxRect(GetAbsolutePosition(), GetSize()); } + + /** + Sets the stored descent. + */ + void SetDescent(int descent) { m_descent = descent; } + + /** + Returns the stored descent. + */ + int GetDescent() const { return m_descent; } + +#if wxRICHTEXT_USE_OPTIMIZED_LINE_DRAWING + wxArrayInt& GetObjectSizes() { return m_objectSizes; } + const wxArrayInt& GetObjectSizes() const { return m_objectSizes; } +#endif + +// Operations + + /** + Initialises the object. + */ + void Init(wxRichTextParagraph* parent); + + /** + Copies from @a obj. + */ + void Copy(const wxRichTextLine& obj); + + virtual wxRichTextLine* Clone() const { return new wxRichTextLine(*this); } + +protected: + + // The range of the line (start position to end position) + // This is relative to the parent paragraph. + wxRichTextRange m_range; // Size and position measured relative to top of paragraph wxPoint m_pos; @@ -3289,15 +4108,15 @@ public: // 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); @@ -3362,7 +4181,7 @@ public: 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. @@ -3418,7 +4237,7 @@ public: /** 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, const wxRect& parentRect, int style, wxRichTextFloatCollector* floatCollector); protected: @@ -3448,16 +4267,23 @@ class WXDLLIMPEXP_RICHTEXT wxRichTextPlainText: public wxRichTextObject public: // Constructors + /** + Constructor. + */ wxRichTextPlainText(const wxString& text = wxEmptyString, wxRichTextObject* parent = NULL, wxRichTextAttr* style = NULL); - wxRichTextPlainText(const wxRichTextPlainText& obj): wxRichTextObject() { Copy(obj); } -// Overridables + /** + Copy constructor. + */ + wxRichTextPlainText(const wxRichTextPlainText& obj): wxRichTextObject() { Copy(obj); } - virtual bool Draw(wxDC& dc, const wxRichTextRange& range, const wxRichTextSelection& selection, const wxRect& rect, int descent, int style); +// Overridables + + 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; @@ -3475,7 +4301,9 @@ public: virtual void Dump(wxTextOutputStream& stream); - /// Get the first position from pos that has a line break character. + /** + Get the first position from pos that has a line break character. + */ long GetFirstLineBreakPosition(long pos); /// Does this object take note of paragraph attributes? Text and image objects don't. @@ -3497,19 +4325,24 @@ public: // Accessors - /// Get the text + /** + Returns the text. + */ const wxString& GetText() const { return m_text; } - /// Set the text + /** + Sets the text. + */ void SetText(const wxString& text) { m_text = text; } // Operations - /// Copy + // Copies the text object, void Copy(const wxRichTextPlainText& obj); - /// Clone + // Clones the text object. virtual wxRichTextObject* Clone() const { return new wxRichTextPlainText(*this); } + private: bool DrawTabbedString(wxDC& dc, const wxRichTextAttr& attr, const wxRect& rect, wxString& str, wxCoord& x, wxCoord& y, bool selected); @@ -3531,75 +4364,148 @@ protected: class WXDLLIMPEXP_RICHTEXT wxRichTextImageBlock: public wxObject { public: + /** + Constructor. + */ wxRichTextImageBlock(); + + /** + Copy constructor. + */ wxRichTextImageBlock(const wxRichTextImageBlock& block); virtual ~wxRichTextImageBlock(); + /** + Initialises the block. + */ void Init(); + + /** + Clears the block. + */ + void Clear(); - // Load the original image into a memory block. - // If the image is not a JPEG, we must convert it into a JPEG - // to conserve space. - // If it's not a JPEG we can make use of 'image', already scaled, so we don't have to - // load the image a 2nd time. + /** + Load the original image into a memory block. + If the image is not a JPEG, we must convert it into a JPEG + to conserve space. + If it's not a JPEG we can make use of @a image, already scaled, so we don't have to + load the image a second time. + */ virtual bool MakeImageBlock(const wxString& filename, wxBitmapType imageType, wxImage& image, bool convertToJPEG = true); - // Make an image block from the wxImage in the given - // format. + /** + Make an image block from the wxImage in the given + format. + */ virtual bool MakeImageBlock(wxImage& image, wxBitmapType imageType, int quality = 80); - // Uses a const wxImage for efficiency, but can't set quality (only relevant for JPEG) + /** + Uses a const wxImage for efficiency, but can't set quality (only relevant for JPEG) + */ virtual bool MakeImageBlockDefaultQuality(const wxImage& image, wxBitmapType imageType); - // Makes the image block + /** + Makes the image block. + */ virtual bool DoMakeImageBlock(const wxImage& image, wxBitmapType imageType); - // Write to a file + /** + Writes the block to a file. + */ bool Write(const wxString& filename); - // Write data in hex to a stream + /** + Writes the data in hex to a stream. + */ bool WriteHex(wxOutputStream& stream); - // Read data in hex from a stream + /** + Reads the data in hex from a stream. + */ bool ReadHex(wxInputStream& stream, int length, wxBitmapType imageType); - // Copy from 'block' + /** + Copy from @a block. + */ void Copy(const wxRichTextImageBlock& block); // Load a wxImage from the block + /** + */ bool Load(wxImage& image); -//// Operators +// Operators + + /** + Assignment operation. + */ void operator=(const wxRichTextImageBlock& block); -//// Accessors +// Accessors + /** + Returns the raw data. + */ unsigned char* GetData() const { return m_data; } + + /** + Returns the data size in bytes. + */ size_t GetDataSize() const { return m_dataSize; } + + /** + Returns the image type. + */ wxBitmapType GetImageType() const { return m_imageType; } + /** + */ void SetData(unsigned char* image) { m_data = image; } + + /** + Sets the data size. + */ void SetDataSize(size_t size) { m_dataSize = size; } + + /** + Sets the image type. + */ void SetImageType(wxBitmapType imageType) { m_imageType = imageType; } - bool Ok() const { return IsOk(); } + /** + Returns @true if the data is non-NULL. + */ bool IsOk() const { return GetData() != NULL; } + bool Ok() const { return IsOk(); } - // Gets the extension for the block's type + /** + Gets the extension for the block's type. + */ wxString GetExtension() const; /// Implementation - // Allocate and read from stream as a block of memory + /** + Allocates and reads from a stream as a block of memory. + */ static unsigned char* ReadBlock(wxInputStream& stream, size_t size); + + /** + Allocates and reads from a file as a block of memory. + */ static unsigned char* ReadBlock(const wxString& filename, size_t size); - // Write memory block to stream + /** + Writes a memory block to stream. + */ static bool WriteBlock(wxOutputStream& stream, unsigned char* block, size_t size); - // Write memory block to file + /** + Writes a memory block to a file. + */ static bool WriteBlock(const wxString& filename, unsigned char* block, size_t size); protected: @@ -3627,24 +4533,45 @@ class WXDLLIMPEXP_RICHTEXT wxRichTextImage: public wxRichTextObject public: // Constructors - wxRichTextImage(wxRichTextObject* parent = NULL): wxRichTextObject(parent) { } + /** + Default constructor. + */ + wxRichTextImage(wxRichTextObject* parent = NULL): wxRichTextObject(parent) { Init(); } + + /** + Creates a wxRichTextImage from a wxImage. + */ wxRichTextImage(const wxImage& image, wxRichTextObject* parent = NULL, wxRichTextAttr* charStyle = NULL); + + /** + Creates a wxRichTextImage from an image block. + */ wxRichTextImage(const wxRichTextImageBlock& imageBlock, wxRichTextObject* parent = NULL, wxRichTextAttr* charStyle = NULL); + + /** + Copy constructor. + */ wxRichTextImage(const wxRichTextImage& obj): wxRichTextObject(obj) { Copy(obj); } + /** + Initialisation. + */ + void Init(); + // 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; - /// Get the 'natural' size for an object. For an image, it would be the - /// image size. + /** + Returns the 'natural' size for this object - the image size. + */ virtual wxTextAttrSize GetNaturalSize() const; - virtual bool IsEmpty() const { return false; /* !m_imageBlock.Ok(); */ } + virtual bool IsEmpty() const { return false; /* !m_imageBlock.IsOk(); */ } virtual bool CanEditProperties() const { return true; } @@ -3673,32 +4600,57 @@ public: // Accessors - /// Get the image cache (scaled bitmap) + /** + Returns the image cache (a scaled bitmap). + */ const wxBitmap& GetImageCache() const { return m_imageCache; } - /// Set the image cache - void SetImageCache(const wxBitmap& bitmap) { m_imageCache = bitmap; } + /** + Sets the image cache. + */ + void SetImageCache(const wxBitmap& bitmap) { m_imageCache = bitmap; m_originalImageSize = wxSize(bitmap.GetWidth(), bitmap.GetHeight()); } - /// Reset the image cache - void ResetImageCache() { m_imageCache = wxNullBitmap; } + /** + Resets the image cache. + */ + void ResetImageCache() { m_imageCache = wxNullBitmap; m_originalImageSize = wxSize(-1, -1); } - /// Get the image block containing the raw data + /** + Returns the image block containing the raw data. + */ wxRichTextImageBlock& GetImageBlock() { return m_imageBlock; } // Operations - /// Copy + /** + Copies the image object. + */ void Copy(const wxRichTextImage& obj); - /// Clone + /** + Clones the image object. + */ virtual wxRichTextObject* Clone() const { return new wxRichTextImage(*this); } - /// Create a cached image at the required size + /** + Creates a cached image at the required size. + */ virtual bool LoadImageCache(wxDC& dc, bool resetCache = false); + /** + Gets the original image size. + */ + wxSize GetOriginalImageSize() const { return m_originalImageSize; } + + /** + Sets the original image size. + */ + void SetOriginalImageSize(const wxSize& sz) { m_originalImageSize = sz; } + protected: wxRichTextImageBlock m_imageBlock; wxBitmap m_imageCache; + wxSize m_originalImageSize; }; class WXDLLIMPEXP_FWD_RICHTEXT wxRichTextCommand; @@ -3721,330 +4673,707 @@ class WXDLLIMPEXP_RICHTEXT wxRichTextBuffer: public wxRichTextParagraphLayoutBox public: // Constructors + /** + Default constructor. + */ wxRichTextBuffer() { Init(); } + + /** + Copy constructor. + */ wxRichTextBuffer(const wxRichTextBuffer& obj): wxRichTextParagraphLayoutBox() { Init(); Copy(obj); } + virtual ~wxRichTextBuffer() ; // Accessors - /// Gets the command processor + /** + Returns the command processor. + A text buffer always creates its own command processor when it is initialized. + */ wxCommandProcessor* GetCommandProcessor() const { return m_commandProcessor; } - /// Set style sheet, if any. + /** + Sets style sheet, if any. This will allow the application to use named character and paragraph + styles found in the style sheet. + + Neither the buffer nor the control owns the style sheet so must be deleted by the application. + */ void SetStyleSheet(wxRichTextStyleSheet* styleSheet) { m_styleSheet = styleSheet; } + + /** + Returns the style sheet. + */ virtual wxRichTextStyleSheet* GetStyleSheet() const { return m_styleSheet; } - /// Set style sheet and notify of the change + /** + Sets the style sheet and sends a notification of the change. + */ bool SetStyleSheetAndNotify(wxRichTextStyleSheet* sheet); - /// Push style sheet to top of stack + /** + Pushes the style sheet to the top of the style sheet stack. + */ bool PushStyleSheet(wxRichTextStyleSheet* styleSheet); - /// Pop style sheet from top of stack + /** + Pops the style sheet from the top of the style sheet stack. + */ wxRichTextStyleSheet* PopStyleSheet(); - /// Set/get table storing fonts + /** + Returns the table storing fonts, for quick access and font reuse. + */ wxRichTextFontTable& GetFontTable() { return m_fontTable; } + + /** + Returns the table storing fonts, for quick access and font reuse. + */ const wxRichTextFontTable& GetFontTable() const { return m_fontTable; } + + /** + Sets table storing fonts, for quick access and font reuse. + */ void SetFontTable(const wxRichTextFontTable& table) { m_fontTable = table; } + /** + Sets the scale factor for displaying fonts, for example for more comfortable + editing. + */ + void SetFontScale(double fontScale); + + /** + Returns the scale factor for displaying fonts, for example for more comfortable + editing. + */ + double GetFontScale() const { return m_fontScale; } + + /** + Sets the scale factor for displaying certain dimensions such as indentation and + inter-paragraph spacing. This can be useful when editing in a small control + where you still want legible text, but a minimum of wasted white space. + */ + void SetDimensionScale(double dimScale); + + /** + Returns the scale factor for displaying certain dimensions such as indentation + and inter-paragraph spacing. + */ + double GetDimensionScale() const { return m_dimensionScale; } + // Operations - /// Initialisation + /** + Initialisation. + */ void Init(); - /// Clears the buffer, adds an empty paragraph, and clears the command processor. + /** + Clears the buffer, adds an empty paragraph, and clears the command processor. + */ virtual void ResetAndClearCommands(); - /// Load a file + //@{ + /** + Loads content from a stream or file. + Not all handlers will implement file loading. + */ virtual bool LoadFile(const wxString& filename, wxRichTextFileType type = wxRICHTEXT_TYPE_ANY); - - /// Save a file - virtual bool SaveFile(const wxString& filename, wxRichTextFileType type = wxRICHTEXT_TYPE_ANY); - - /// Load from a stream virtual bool LoadFile(wxInputStream& stream, wxRichTextFileType type = wxRICHTEXT_TYPE_ANY); + //@} - /// Save to a stream + //@{ + /** + Saves content to a stream or file. + Not all handlers will implement file saving. + */ + virtual bool SaveFile(const wxString& filename, wxRichTextFileType type = wxRICHTEXT_TYPE_ANY); virtual bool SaveFile(wxOutputStream& stream, wxRichTextFileType type = wxRICHTEXT_TYPE_ANY); + //@} - /// Set the handler flags, controlling loading and saving + /** + Sets the handler flags, controlling loading and saving. + */ void SetHandlerFlags(int flags) { m_handlerFlags = flags; } - /// Get the handler flags, controlling loading and saving + /** + Gets the handler flags, controlling loading and saving. + */ int GetHandlerFlags() const { return m_handlerFlags; } - /// Convenience function to add a paragraph of text + /** + Convenience function to add a paragraph of text. + */ virtual wxRichTextRange AddParagraph(const wxString& text, wxRichTextAttr* paraStyle = NULL) { Modify(); return wxRichTextParagraphLayoutBox::AddParagraph(text, paraStyle); } - /// Begin collapsing undo/redo commands. Note that this may not work properly - /// if combining commands that delete or insert content, changing ranges for - /// subsequent actions. + /** + Begin collapsing undo/redo commands. Note that this may not work properly + if combining commands that delete or insert content, changing ranges for + subsequent actions. + + @a cmdName should be the name of the combined command that will appear + next to Undo and Redo in the edit menu. + */ virtual bool BeginBatchUndo(const wxString& cmdName); - /// End collapsing undo/redo commands + /** + End collapsing undo/redo commands. + */ virtual bool EndBatchUndo(); - /// Collapsing commands? + /** + Returns @true if we are collapsing commands. + */ virtual bool BatchingUndo() const { return m_batchedCommandDepth > 0; } - /// Submit immediately, or delay according to whether collapsing is on + /** + Submit the action immediately, or delay according to whether collapsing is on. + */ virtual bool SubmitAction(wxRichTextAction* action); - /// Get collapsed command + /** + Returns the collapsed command. + */ virtual wxRichTextCommand* GetBatchedCommand() const { return m_batchedCommand; } - /// Begin suppressing undo/redo commands. The way undo is suppressed may be implemented - /// differently by each command. If not dealt with by a command implementation, then - /// it will be implemented automatically by not storing the command in the undo history - /// when the action is submitted to the command processor. + /** + Begin suppressing undo/redo commands. The way undo is suppressed may be implemented + differently by each command. If not dealt with by a command implementation, then + it will be implemented automatically by not storing the command in the undo history + when the action is submitted to the command processor. + */ virtual bool BeginSuppressUndo(); - /// End suppressing undo/redo commands. + /** + End suppressing undo/redo commands. + */ virtual bool EndSuppressUndo(); - /// Collapsing commands? + /** + Are we suppressing undo?? + */ virtual bool SuppressingUndo() const { return m_suppressUndo > 0; } - /// Copy the range to the clipboard + /** + Copy the range to the clipboard. + */ virtual bool CopyToClipboard(const wxRichTextRange& range); - /// Paste the clipboard content to the buffer + /** + Paste the clipboard content to the buffer. + */ virtual bool PasteFromClipboard(long position); - /// Can we paste from the clipboard? + /** + Returns @true if we can paste from the clipboard. + */ virtual bool CanPasteFromClipboard() const; - /// Begin using a style + /** + Begin using a style. + */ virtual bool BeginStyle(const wxRichTextAttr& style); - /// End the style + /** + End the style. + */ virtual bool EndStyle(); - /// End all styles + /** + End all styles. + */ virtual bool EndAllStyles(); - /// Clear the style stack + /** + Clears the style stack. + */ virtual void ClearStyleStack(); - /// Get the size of the style stack, for example to check correct nesting + /** + Returns the size of the style stack, for example to check correct nesting. + */ virtual size_t GetStyleStackSize() const { return m_attributeStack.GetCount(); } - /// Begin using bold + /** + Begins using bold. + */ bool BeginBold(); - /// End using bold + /** + Ends using bold. + */ bool EndBold() { return EndStyle(); } - /// Begin using italic + /** + Begins using italic. + */ bool BeginItalic(); - /// End using italic + /** + Ends using italic. + */ bool EndItalic() { return EndStyle(); } - /// Begin using underline + /** + Begins using underline. + */ bool BeginUnderline(); - /// End using underline + /** + Ends using underline. + */ bool EndUnderline() { return EndStyle(); } - /// Begin using point size + /** + Begins using point size. + */ bool BeginFontSize(int pointSize); - /// End using point size + /** + Ends using point size. + */ bool EndFontSize() { return EndStyle(); } - /// Begin using this font + /** + Begins using this font. + */ bool BeginFont(const wxFont& font); - /// End using a font + /** + Ends using a font. + */ bool EndFont() { return EndStyle(); } - /// Begin using this colour + /** + Begins using this colour. + */ bool BeginTextColour(const wxColour& colour); - /// End using a colour + /** + Ends using a colour. + */ bool EndTextColour() { return EndStyle(); } - /// Begin using alignment + /** + Begins using alignment. + */ bool BeginAlignment(wxTextAttrAlignment alignment); - /// End alignment + /** + Ends alignment. + */ bool EndAlignment() { return EndStyle(); } - /// Begin left indent + /** + Begins using @a leftIndent for the left indent, and optionally @a leftSubIndent for + the sub-indent. Both are expressed in tenths of a millimetre. + + The sub-indent is an offset from the left of the paragraph, and is used for all + but the first line in a paragraph. A positive value will cause the first line to appear + to the left of the subsequent lines, and a negative value will cause the first line to be + indented relative to the subsequent lines. + */ bool BeginLeftIndent(int leftIndent, int leftSubIndent = 0); - /// End left indent + /** + Ends left indent. + */ bool EndLeftIndent() { return EndStyle(); } - /// Begin right indent + /** + Begins a right indent, specified in tenths of a millimetre. + */ bool BeginRightIndent(int rightIndent); - /// End right indent + /** + Ends right indent. + */ bool EndRightIndent() { return EndStyle(); } - /// Begin paragraph spacing + /** + Begins paragraph spacing; pass the before-paragraph and after-paragraph spacing + in tenths of a millimetre. + */ bool BeginParagraphSpacing(int before, int after); - /// End paragraph spacing + /** + Ends paragraph spacing. + */ bool EndParagraphSpacing() { return EndStyle(); } - /// Begin line spacing + /** + Begins line spacing using the specified value. @e spacing is a multiple, where + 10 means single-spacing, 15 means 1.5 spacing, and 20 means double spacing. + + The ::wxTextAttrLineSpacing enumeration values are defined for convenience. + */ bool BeginLineSpacing(int lineSpacing); - /// End line spacing + /** + Ends line spacing. + */ bool EndLineSpacing() { return EndStyle(); } - /// Begin numbered bullet + /** + Begins numbered bullet. + + This call will be needed for each item in the list, and the + application should take care of incrementing the numbering. + + @a bulletNumber is a number, usually starting with 1. + @a leftIndent and @a leftSubIndent are values in tenths of a millimetre. + @a bulletStyle is a bitlist of the following values: + + wxRichTextBuffer uses indentation to render a bulleted item. + The left indent is the distance between the margin and the bullet. + The content of the paragraph, including the first line, starts + at leftMargin + leftSubIndent. + So the distance between the left edge of the bullet and the + left of the actual paragraph is leftSubIndent. + */ bool BeginNumberedBullet(int bulletNumber, int leftIndent, int leftSubIndent, int bulletStyle = wxTEXT_ATTR_BULLET_STYLE_ARABIC|wxTEXT_ATTR_BULLET_STYLE_PERIOD); - /// End numbered bullet + /** + Ends numbered bullet. + */ bool EndNumberedBullet() { return EndStyle(); } - /// Begin symbol bullet + /** + Begins applying a symbol bullet, using a character from the current font. + + See BeginNumberedBullet() for an explanation of how indentation is used + to render the bulleted paragraph. + */ bool BeginSymbolBullet(const wxString& symbol, int leftIndent, int leftSubIndent, int bulletStyle = wxTEXT_ATTR_BULLET_STYLE_SYMBOL); - /// End symbol bullet + /** + Ends symbol bullet. + */ bool EndSymbolBullet() { return EndStyle(); } - /// Begin standard bullet + /** + Begins applying a standard bullet, using one of the standard bullet names + (currently @c standard/circle or @c standard/square. + + See BeginNumberedBullet() for an explanation of how indentation is used to + render the bulleted paragraph. + */ bool BeginStandardBullet(const wxString& bulletName, int leftIndent, int leftSubIndent, int bulletStyle = wxTEXT_ATTR_BULLET_STYLE_STANDARD); - /// End standard bullet + /** + Ends standard bullet. + */ bool EndStandardBullet() { return EndStyle(); } - /// Begin named character style + /** + Begins named character style. + */ bool BeginCharacterStyle(const wxString& characterStyle); - /// End named character style + /** + Ends named character style. + */ bool EndCharacterStyle() { return EndStyle(); } - /// Begin named paragraph style + /** + Begins named paragraph style. + */ bool BeginParagraphStyle(const wxString& paragraphStyle); - /// End named character style + /** + Ends named character style. + */ bool EndParagraphStyle() { return EndStyle(); } - /// Begin named list style + /** + Begins named list style. + + Optionally, you can also pass a level and a number. + */ bool BeginListStyle(const wxString& listStyle, int level = 1, int number = 1); - /// End named character style + /** + Ends named character style. + */ bool EndListStyle() { return EndStyle(); } - /// Begin URL + /** + Begins applying wxTEXT_ATTR_URL to the content. + + Pass a URL and optionally, a character style to apply, since it is common + to mark a URL with a familiar style such as blue text with underlining. + */ bool BeginURL(const wxString& url, const wxString& characterStyle = wxEmptyString); - /// End URL + /** + Ends URL. + */ bool EndURL() { return EndStyle(); } // Event handling - /// Add an event handler + /** + Adds an event handler. + + A buffer associated with a control has the control as the only event handler, + but the application is free to add more if further notification is required. + All handlers are notified of an event originating from the buffer, such as + the replacement of a style sheet during loading. + + The buffer never deletes any of the event handlers, unless RemoveEventHandler() + is called with @true as the second argument. + */ bool AddEventHandler(wxEvtHandler* handler); - /// Remove an event handler + /** + Removes an event handler from the buffer's list of handlers, deleting the + object if @a deleteHandler is @true. + */ bool RemoveEventHandler(wxEvtHandler* handler, bool deleteHandler = false); - /// Clear event handlers + /** + Clear event handlers. + */ void ClearEventHandlers(); - /// Send event to event handlers. If sendToAll is true, will send to all event handlers, - /// otherwise will stop at the first successful one. + /** + Send event to event handlers. If sendToAll is true, will send to all event handlers, + otherwise will stop at the first successful one. + */ bool SendEvent(wxEvent& event, bool sendToAll = true); // 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); - /// Copy + /** + Copies the buffer. + */ void Copy(const wxRichTextBuffer& obj); - /// Assignment + /** + Assignment operator. + */ void operator= (const wxRichTextBuffer& obj) { Copy(obj); } - /// Clone + /** + Clones the buffer. + */ virtual wxRichTextObject* Clone() const { return new wxRichTextBuffer(*this); } - /// Submit command to insert paragraphs + /** + Submits a command to insert paragraphs. + */ bool InsertParagraphsWithUndo(long pos, const wxRichTextParagraphLayoutBox& paragraphs, wxRichTextCtrl* ctrl, int flags = 0); - /// Submit command to insert the given text + /** + Submits a command to insert the given text. + */ bool InsertTextWithUndo(long pos, const wxString& text, wxRichTextCtrl* ctrl, int flags = 0); - /// Submit command to insert a newline + /** + Submits a command to insert a newline. + */ bool InsertNewlineWithUndo(long pos, wxRichTextCtrl* ctrl, int flags = 0); - /// Submit command to insert the given image + /** + Submits a command to insert the given image. + */ bool InsertImageWithUndo(long pos, const wxRichTextImageBlock& imageBlock, wxRichTextCtrl* ctrl, int flags = 0, const wxRichTextAttr& textAttr = wxRichTextAttr()); - /// Submit command to insert an object + /** + Submits a command to insert an object. + */ wxRichTextObject* InsertObjectWithUndo(long pos, wxRichTextObject *object, wxRichTextCtrl* ctrl, int flags); - /// Submit command to delete this range + /** + Submits a command to delete this range. + */ bool DeleteRangeWithUndo(const wxRichTextRange& range, wxRichTextCtrl* ctrl); - /// Mark modified + /** + Mark modified. + */ void Modify(bool modify = true) { m_modified = modify; } + + /** + Returns @true if the buffer was modified. + */ bool IsModified() const { return m_modified; } - /// Dumps contents of buffer for debugging purposes + //@{ + /** + Dumps contents of buffer for debugging purposes. + */ virtual void Dump(); virtual void Dump(wxTextOutputStream& stream) { wxRichTextParagraphLayoutBox::Dump(stream); } + //@} - /// Returns the file handlers + /** + Returns the file handlers. + */ static wxList& GetHandlers() { return sm_handlers; } - /// Adds a handler to the end + /** + Adds a file handler to the end. + */ static void AddHandler(wxRichTextFileHandler *handler); - /// Inserts a handler at the front + /** + Inserts a file handler at the front. + */ static void InsertHandler(wxRichTextFileHandler *handler); - /// Removes a handler + /** + Removes a file handler. + */ static bool RemoveHandler(const wxString& name); - /// Finds a handler by name + /** + Finds a file handler by name. + */ static wxRichTextFileHandler *FindHandler(const wxString& name); - /// Finds a handler by extension and type + /** + Finds a file handler by extension and type. + */ static wxRichTextFileHandler *FindHandler(const wxString& extension, wxRichTextFileType imageType); - /// Finds a handler by filename or, if supplied, type + /** + Finds a handler by filename or, if supplied, type. + */ static wxRichTextFileHandler *FindHandlerFilenameOrType(const wxString& filename, wxRichTextFileType imageType); - /// Finds a handler by type + /** + Finds a handler by type. + */ static wxRichTextFileHandler *FindHandler(wxRichTextFileType imageType); - /// Gets a wildcard incorporating all visible handlers. If 'types' is present, - /// will be filled with the file type corresponding to each filter. This can be - /// used to determine the type to pass to LoadFile given a selected filter. + /** + Gets a wildcard incorporating all visible handlers. If @a types is present, + it will be filled with the file type corresponding to each filter. This can be + used to determine the type to pass to LoadFile given a selected filter. + */ static wxString GetExtWildcard(bool combine = false, bool save = false, wxArrayInt* types = NULL); - /// Clean up handlers + /** + Clean up file handlers. + */ static void CleanUpHandlers(); - /// Initialise the standard handlers - static void InitStandardHandlers(); + /** + Initialise the standard file handlers. + Currently, only the plain text loading/saving handler is initialised by default. + */ + 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 field types. + */ + static wxRichTextFieldTypeHashMap& GetFieldTypes() { return sm_fieldTypes; } + + /** + Adds a field type. + + @see RemoveFieldType(), FindFieldType(), wxRichTextField, wxRichTextFieldType, wxRichTextFieldTypeStandard + + */ + static void AddFieldType(wxRichTextFieldType *fieldType); + + /** + Removes a field type by name. + + @see AddFieldType(), FindFieldType(), wxRichTextField, wxRichTextFieldType, wxRichTextFieldTypeStandard + */ + static bool RemoveFieldType(const wxString& name); + + /** + Finds a field type by name. + + @see RemoveFieldType(), AddFieldType(), wxRichTextField, wxRichTextFieldType, wxRichTextFieldTypeStandard + */ + static wxRichTextFieldType *FindFieldType(const wxString& name); + + /** + Cleans up field types. + */ + static void CleanUpFieldTypes(); - /// Get renderer + /** + Returns the renderer object. + */ static wxRichTextRenderer* GetRenderer() { return sm_renderer; } - /// Set renderer, deleting old one + /** + Sets @a renderer as the object to be used to render certain aspects of the + content, such as bullets. + + You can override default rendering by deriving a new class from + wxRichTextRenderer or wxRichTextStdRenderer, overriding one or more + virtual functions, and setting an instance of the class using this function. + */ static void SetRenderer(wxRichTextRenderer* renderer); - /// Minimum margin between bullet and paragraph in 10ths of a mm + /** + Returns the minimum margin between bullet and paragraph in 10ths of a mm. + */ static int GetBulletRightMargin() { return sm_bulletRightMargin; } + + /** + Sets the minimum margin between bullet and paragraph in 10ths of a mm. + */ static void SetBulletRightMargin(int margin) { sm_bulletRightMargin = margin; } - /// Factor to multiply by character height to get a reasonable bullet size + /** + Returns the factor to multiply by character height to get a reasonable bullet size. + */ static float GetBulletProportion() { return sm_bulletProportion; } + + /** + Sets the factor to multiply by character height to get a reasonable bullet size. + */ static void SetBulletProportion(float prop) { sm_bulletProportion = prop; } - /// Scale factor for calculating dimensions + /** + Returns the scale factor for calculating dimensions. + */ double GetScale() const { return m_scale; } + + /** + Sets the scale factor for calculating dimensions. + */ void SetScale(double scale) { m_scale = scale; } protected: @@ -4085,6 +5414,12 @@ protected: /// File handlers static wxList sm_handlers; + /// Drawing handlers + static wxList sm_drawingHandlers; + + /// Field types + static wxRichTextFieldTypeHashMap sm_fieldTypes; + /// Renderer static wxRichTextRenderer* sm_renderer; @@ -4096,6 +5431,12 @@ protected: /// Scaling factor in use: needed to calculate correct dimensions when printing double m_scale; + + /// Font scale for adjusting the text size when editing + double m_fontScale; + + /// Dimension scale for reducing redundant whitespace when editing + double m_dimensionScale; }; /** @@ -4124,7 +5465,7 @@ public: // 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"); } @@ -4175,13 +5516,13 @@ public: // 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 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); @@ -4199,7 +5540,7 @@ public: 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); @@ -4223,19 +5564,39 @@ public: // Accessors + /** + Returns the cells array. + */ const wxRichTextObjectPtrArrayArray& GetCells() const { return m_cells; } + + /** + Returns the cells array. + */ wxRichTextObjectPtrArrayArray& GetCells() { return m_cells; } + /** + Returns the row count. + */ int GetRowCount() const { return m_rowCount; } + + /** + Returns the column count. + */ int GetColumnCount() const { return m_colCount; } - /// Get the cell at the given row/column position + /** + Returns the cell at the given row/column position. + */ virtual wxRichTextCell* GetCell(int row, int col) const; - /// Get the cell at the given character position (in the range of the table). + /** + Returns the cell at the given character position (in the range of the table). + */ virtual wxRichTextCell* GetCell(long pos) const; - /// Get the row/column for a given character position + /** + Returns the row/column for a given character position. + */ virtual bool GetCellRowColumnPosition(long pos, int& row, int& col) const; // Operations @@ -4306,10 +5667,9 @@ protected: }; -/*! - * The command identifiers - * - */ +/** + The command identifiers for Do/Undo. +*/ enum wxRichTextCommandId { @@ -4317,6 +5677,7 @@ enum wxRichTextCommandId wxRICHTEXT_DELETE, wxRICHTEXT_CHANGE_ATTRIBUTES, wxRICHTEXT_CHANGE_STYLE, + wxRICHTEXT_CHANGE_PROPERTIES, wxRICHTEXT_CHANGE_OBJECT }; @@ -4337,20 +5698,52 @@ enum wxRichTextCommandId class WXDLLIMPEXP_RICHTEXT wxRichTextObjectAddress { public: - // Creates the address given container and object. + /** + Creates the address given a container and an object. + */ wxRichTextObjectAddress(wxRichTextParagraphLayoutBox* topLevelContainer, wxRichTextObject* obj) { Create(topLevelContainer, obj); } + /** + */ wxRichTextObjectAddress() { Init(); } + /** + */ wxRichTextObjectAddress(const wxRichTextObjectAddress& address) { Copy(address); } void Init() {} + + /** + Copies the address. + */ void Copy(const wxRichTextObjectAddress& address) { m_address = address.m_address; } + + /** + Assignment operator. + */ void operator=(const wxRichTextObjectAddress& address) { Copy(address); } + /** + Returns the object specified by the address, given a top level container. + */ wxRichTextObject* GetObject(wxRichTextParagraphLayoutBox* topLevelContainer) const; + + /** + Creates the address given a container and an object. + */ bool Create(wxRichTextParagraphLayoutBox* topLevelContainer, wxRichTextObject* obj); + /** + Returns the array of integers representing the object address. + */ wxArrayInt& GetAddress() { return m_address; } + + /** + Returns the array of integers representing the object address. + */ const wxArrayInt& GetAddress() const { return m_address; } + + /** + Sets the address from an array of integers. + */ void SetAddress(const wxArrayInt& address) { m_address = address; } protected: @@ -4375,21 +5768,42 @@ class WXDLLIMPEXP_FWD_RICHTEXT wxRichTextAction; class WXDLLIMPEXP_RICHTEXT wxRichTextCommand: public wxCommand { public: - // Ctor for one action + /** + Constructor for one action. + */ wxRichTextCommand(const wxString& name, wxRichTextCommandId id, wxRichTextBuffer* buffer, wxRichTextParagraphLayoutBox* container, wxRichTextCtrl* ctrl, bool ignoreFirstTime = false); - // Ctor for multiple actions + /** + Constructor for multiple actions. + */ wxRichTextCommand(const wxString& name); virtual ~wxRichTextCommand(); + /** + Performs the command. + */ bool Do(); + + /** + Undoes the command. + */ bool Undo(); + /** + Adds an action to the action list. + */ void AddAction(wxRichTextAction* action); + + /** + Clears the action list. + */ void ClearActions(); + /** + Returns the action list. + */ wxList& GetActions() { return m_actions; } protected: @@ -4411,57 +5825,122 @@ protected: class WXDLLIMPEXP_RICHTEXT wxRichTextAction: public wxObject { public: - /// Constructor. 'buffer' is the top-level buffer, while 'container' is the object within - /// which the action is taking place. In the simplest case, they are the same. + /** + Constructor. @a buffer is the top-level buffer, while @a container is the object within + which the action is taking place. In the simplest case, they are the same. + */ wxRichTextAction(wxRichTextCommand* cmd, const wxString& name, wxRichTextCommandId id, wxRichTextBuffer* buffer, wxRichTextParagraphLayoutBox* container, wxRichTextCtrl* ctrl, bool ignoreFirstTime = false); virtual ~wxRichTextAction(); + /** + Performs the action. + */ bool Do(); + + /** + Undoes the action. + */ bool Undo(); - /// Update the control appearance + /** + Updates the control appearance, optimizing if possible given information from the call to Layout. + */ void UpdateAppearance(long caretPosition, bool sendUpdateEvent = false, wxArrayInt* optimizationLineCharPositions = NULL, wxArrayInt* optimizationLineYPositions = NULL, bool isDoCmd = true); - /// Replace the buffer paragraphs with the given fragment. + /** + Replaces the buffer paragraphs with the given fragment. + */ void ApplyParagraphs(const wxRichTextParagraphLayoutBox& fragment); - /// Get the fragments + /** + Returns the new fragments. + */ wxRichTextParagraphLayoutBox& GetNewParagraphs() { return m_newParagraphs; } + + /** + Returns the old fragments. + */ wxRichTextParagraphLayoutBox& GetOldParagraphs() { return m_oldParagraphs; } - /// Get the attributes + /** + Returns the attributes, for single-object commands. + */ wxRichTextAttr& GetAttributes() { return m_attributes; } - /// An object to replace the one at the position - /// defined by the container address and the action's range start position. + /** + Returns the object to replace the one at the position defined by the container address + and the action's range start position. + */ wxRichTextObject* GetObject() const { return m_object; } + + /** + Sets the object to replace the one at the position defined by the container address + and the action's range start position. + */ void SetObject(wxRichTextObject* obj) { m_object = obj; m_objectAddress.Create(m_buffer, m_object); } + + /** + Makes an address from the given object. + */ void MakeObject(wxRichTextObject* obj) { m_objectAddress.Create(m_buffer, obj); } - /// Calculate arrays for refresh optimization + /** + Calculate arrays for refresh optimization. + */ void CalculateRefreshOptimizations(wxArrayInt& optimizationLineCharPositions, wxArrayInt& optimizationLineYPositions); - /// Set/get the position used for e.g. insertion + /** + Sets the position used for e.g. insertion. + */ void SetPosition(long pos) { m_position = pos; } + + /** + Returns the position used for e.g. insertion. + */ long GetPosition() const { return m_position; } - /// Set/get the range for e.g. deletion + /** + Sets the range for e.g. deletion. + */ void SetRange(const wxRichTextRange& range) { m_range = range; } + + /** + Returns the range for e.g. deletion. + */ const wxRichTextRange& GetRange() const { return m_range; } - /// The address (nested position) of the container within the buffer being manipulated + /** + Returns the address (nested position) of the container within the buffer being manipulated. + */ wxRichTextObjectAddress& GetContainerAddress() { return m_containerAddress; } + + /** + Returns the address (nested position) of the container within the buffer being manipulated. + */ const wxRichTextObjectAddress& GetContainerAddress() const { return m_containerAddress; } + + /** + Sets the address (nested position) of the container within the buffer being manipulated. + */ void SetContainerAddress(const wxRichTextObjectAddress& address) { m_containerAddress = address; } + + /** + Sets the address (nested position) of the container within the buffer being manipulated. + */ void SetContainerAddress(wxRichTextParagraphLayoutBox* container, wxRichTextObject* obj) { m_containerAddress.Create(container, obj); } - /// Returns the container that this action refers to, using the container address and top-level buffer. + /** + Returns the container that this action refers to, using the container address and top-level buffer. + */ wxRichTextParagraphLayoutBox* GetContainer() const; - /// Get name + + /** + Returns the action name. + */ const wxString& GetName() const { return m_name; } protected: @@ -4550,59 +6029,135 @@ class WXDLLIMPEXP_RICHTEXT wxRichTextFileHandler: public wxObject { DECLARE_CLASS(wxRichTextFileHandler) public: + /** + Creates a file handler object. + */ wxRichTextFileHandler(const wxString& name = wxEmptyString, const wxString& ext = wxEmptyString, int type = 0) : m_name(name), m_extension(ext), m_type(type), m_flags(0), m_visible(true) { } #if wxUSE_STREAMS + /** + Loads the buffer from a stream. + Not all handlers will implement file loading. + */ bool LoadFile(wxRichTextBuffer *buffer, wxInputStream& stream) { return DoLoadFile(buffer, stream); } + + /** + Saves the buffer to a stream. + Not all handlers will implement file saving. + */ bool SaveFile(wxRichTextBuffer *buffer, wxOutputStream& stream) { return DoSaveFile(buffer, stream); } #endif #if wxUSE_FFILE && wxUSE_STREAMS + /** + Loads the buffer from a file. + */ virtual bool LoadFile(wxRichTextBuffer *buffer, const wxString& filename); + + /** + Saves the buffer to a file. + */ virtual bool SaveFile(wxRichTextBuffer *buffer, const wxString& filename); #endif // wxUSE_STREAMS && wxUSE_STREAMS - /// Can we handle this filename (if using files)? By default, checks the extension. + /** + Returns @true if we handle this filename (if using files). By default, checks the extension. + */ virtual bool CanHandle(const wxString& filename) const; - /// Can we save using this handler? + /** + Returns @true if we can save using this handler. + */ virtual bool CanSave() const { return false; } - /// Can we load using this handler? + /** + Returns @true if we can load using this handler. + */ virtual bool CanLoad() const { return false; } - /// Should this handler be visible to the user? + /** + Returns @true if this handler should be visible to the user. + */ virtual bool IsVisible() const { return m_visible; } + + /** + Sets whether the handler should be visible to the user (via the application's + load and save dialogs). + */ virtual void SetVisible(bool visible) { m_visible = visible; } - /// The name of the nandler + /** + Sets the name of the handler. + */ void SetName(const wxString& name) { m_name = name; } + + /** + Returns the name of the handler. + */ wxString GetName() const { return m_name; } - /// The default extension to recognise + /** + Sets the default extension to recognise. + */ void SetExtension(const wxString& ext) { m_extension = ext; } + + /** + Returns the default extension to recognise. + */ wxString GetExtension() const { return m_extension; } - /// The handler type + /** + Sets the handler type. + */ void SetType(int type) { m_type = type; } + + /** + Returns the handler type. + */ int GetType() const { return m_type; } - /// Flags controlling how loading and saving is done + /** + Sets flags that change the behaviour of loading or saving. + See the documentation for each handler class to see what flags are relevant + for each handler. + + You call this function directly if you are using a file handler explicitly + (without going through the text control or buffer LoadFile/SaveFile API). + Or, you can call the control or buffer's SetHandlerFlags function to set + the flags that will be used for subsequent load and save operations. + */ void SetFlags(int flags) { m_flags = flags; } + + /** + Returns flags controlling how loading and saving is done. + */ int GetFlags() const { return m_flags; } - /// Encoding to use when saving a file. If empty, a suitable encoding is chosen + /** + Sets the encoding to use when saving a file. If empty, a suitable encoding is chosen. + */ void SetEncoding(const wxString& encoding) { m_encoding = encoding; } + + /** + Returns the encoding to use when saving a file. If empty, a suitable encoding is chosen. + */ const wxString& GetEncoding() const { return m_encoding; } protected: #if wxUSE_STREAMS + /** + Override to load content from @a stream into @a buffer. + */ virtual bool DoLoadFile(wxRichTextBuffer *buffer, wxInputStream& stream) = 0; + + /** + Override to save content to @a stream from @a buffer. + */ virtual bool DoSaveFile(wxRichTextBuffer *buffer, wxOutputStream& stream) = 0; #endif @@ -4635,10 +6190,10 @@ public: : wxRichTextFileHandler(name, ext, type) { } - /// Can we save using this handler? + // Can we save using this handler? virtual bool CanSave() const { return true; } - /// Can we load using this handler? + // Can we load using this handler? virtual bool CanLoad() const { return true; } protected: @@ -4650,6 +6205,54 @@ protected: }; +/** + @class wxRichTextDrawingHandler + + The base class for custom drawing handlers. + Currently, drawing handlers can provide virtual attributes. + + @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 handler. + */ + void SetName(const wxString& name) { m_name = name; } + + /** + Returns the name of the handler. + */ + wxString GetName() const { return m_name; } + +protected: + + wxString m_name; +}; + #if wxUSE_DATAOBJ /** @@ -4666,16 +6269,22 @@ protected: class WXDLLIMPEXP_RICHTEXT wxRichTextBufferDataObject: public wxDataObjectSimple { public: - // ctor doesn't copy the pointer, so it shouldn't go away while this object - // is alive + /** + The constructor doesn't copy the pointer, so it shouldn't go away while this object + is alive. + */ wxRichTextBufferDataObject(wxRichTextBuffer* richTextBuffer = NULL); virtual ~wxRichTextBufferDataObject(); - // after a call to this function, the buffer is owned by the caller and it - // is responsible for deleting it + /** + After a call to this function, the buffer is owned by the caller and it + is responsible for deleting it. + */ wxRichTextBuffer* GetRichTextBuffer(); - // Returns the id for the new data format + /** + Returns the id for the new data format. + */ static const wxChar* GetRichTextBufferFormatId() { return ms_richTextBufferFormatId; } // base class pure virtuals @@ -4713,19 +6322,30 @@ private: class WXDLLIMPEXP_RICHTEXT wxRichTextRenderer: public wxObject { public: + /** + Constructor. + */ wxRichTextRenderer() {} virtual ~wxRichTextRenderer() {} - /// Draw a standard bullet, as specified by the value of GetBulletName + /** + Draws a standard bullet, as specified by the value of GetBulletName. This function should be overridden. + */ virtual bool DrawStandardBullet(wxRichTextParagraph* paragraph, wxDC& dc, const wxRichTextAttr& attr, const wxRect& rect) = 0; - /// Draw a bullet that can be described by text, such as numbered or symbol bullets + /** + Draws a bullet that can be described by text, such as numbered or symbol bullets. This function should be overridden. + */ virtual bool DrawTextBullet(wxRichTextParagraph* paragraph, wxDC& dc, const wxRichTextAttr& attr, const wxRect& rect, const wxString& text) = 0; - /// Draw a bitmap bullet, where the bullet bitmap is specified by the value of GetBulletName + /** + Draws a bitmap bullet, where the bullet bitmap is specified by the value of GetBulletName. This function should be overridden. + */ virtual bool DrawBitmapBullet(wxRichTextParagraph* paragraph, wxDC& dc, const wxRichTextAttr& attr, const wxRect& rect) = 0; - /// Enumerate the standard bullet names currently supported + /** + Enumerate the standard bullet names currently supported. This function should be overridden. + */ virtual bool EnumerateStandardBulletNames(wxArrayString& bulletNames) = 0; }; @@ -4743,18 +6363,21 @@ public: class WXDLLIMPEXP_RICHTEXT wxRichTextStdRenderer: public wxRichTextRenderer { public: + /** + Constructor. + */ wxRichTextStdRenderer() {} - /// Draw a standard bullet, as specified by the value of GetBulletName + // Draw a standard bullet, as specified by the value of GetBulletName virtual bool DrawStandardBullet(wxRichTextParagraph* paragraph, wxDC& dc, const wxRichTextAttr& attr, const wxRect& rect); - /// Draw a bullet that can be described by text, such as numbered or symbol bullets + // Draw a bullet that can be described by text, such as numbered or symbol bullets virtual bool DrawTextBullet(wxRichTextParagraph* paragraph, wxDC& dc, const wxRichTextAttr& attr, const wxRect& rect, const wxString& text); - /// Draw a bitmap bullet, where the bullet bitmap is specified by the value of GetBulletName + // Draw a bitmap bullet, where the bullet bitmap is specified by the value of GetBulletName virtual bool DrawBitmapBullet(wxRichTextParagraph* paragraph, wxDC& dc, const wxRichTextAttr& attr, const wxRect& rect); - /// Enumerate the standard bullet names currently supported + // Enumerate the standard bullet names currently supported virtual bool EnumerateStandardBulletNames(wxArrayString& bulletNames); }; @@ -4772,10 +6395,6 @@ inline bool wxRichTextHasStyle(int flags, int style) WXDLLIMPEXP_RICHTEXT bool wxTextAttrEq(const wxRichTextAttr& attr1, const wxRichTextAttr& attr2); WXDLLIMPEXP_RICHTEXT bool wxTextAttrEq(const wxRichTextAttr& attr1, const wxRichTextAttr& attr2); -/// Compare two attribute objects, but take into account the flags -/// specifying attributes of interest. -WXDLLIMPEXP_RICHTEXT bool wxTextAttrEqPartial(const wxRichTextAttr& attr1, const wxRichTextAttr& attr2); - /// Apply one style to another WXDLLIMPEXP_RICHTEXT bool wxRichTextApplyStyle(wxRichTextAttr& destStyle, const wxRichTextAttr& style, wxRichTextAttr* compareWith = NULL);