test whether pointer is non-NULL before using it, not after, in wxAnimation::Load...

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

diff --git a/include/wx/richtext/richtextbuffer.h b/include/wx/richtext/richtextbuffer.h
index 95a2e0c53069e8b6f932945420af95ea4875c562..28892214816be888553465a7263fb1352b39ef50 100644 (file)
--- a/include/wx/richtext/richtextbuffer.h
+++ b/include/wx/richtext/richtextbuffer.h
@@ -70,6 +70,12 @@
 #include "wx/dataobj.h"
 #endif
 
+/*!
+ * Special characters
+ */
+
+extern WXDLLIMPEXP_RICHTEXT const wxChar wxRichTextLineBreakChar;
+
 /*!
  * File types
  */
@@ -133,6 +139,8 @@ class WXDLLIMPEXP_RICHTEXT wxRichTextBuffer;
 #define wxRICHTEXT_HITTEST_AFTER    0x04
 // The point was on the position returned from HitTest
 #define wxRICHTEXT_HITTEST_ON       0x08
+// The point was on space outside content
+#define wxRICHTEXT_HITTEST_OUTSIDE  0x10
 
 /*!
  * Flags for GetRangeSize
@@ -175,6 +183,9 @@ class WXDLLIMPEXP_RICHTEXT wxRichTextBuffer;
 // Resets the existing style before applying the new style
 #define wxRICHTEXT_SETSTYLE_RESET           0x40
 
+// Removes the given style instead of applying it
+#define wxRICHTEXT_SETSTYLE_REMOVE          0x80
+
 /*!
  * Flags for text insertion
  */
@@ -385,17 +396,17 @@ public:
     int GetTextEffectFlags() const { return m_textEffectFlags; }
     int GetOutlineLevel() const { return m_outlineLevel; }
 
-    bool HasWeight() const { return (GetFlags() & wxTEXT_ATTR_FONT_WEIGHT) != 0; }
-    bool HasSize() const { return (GetFlags() & wxTEXT_ATTR_FONT_SIZE) != 0; }
-    bool HasItalic() const { return (GetFlags() & wxTEXT_ATTR_FONT_ITALIC) != 0; }
-    bool HasUnderlined() const { return (GetFlags() & wxTEXT_ATTR_FONT_UNDERLINE) != 0; }
-    bool HasFaceName() const { return (GetFlags() & wxTEXT_ATTR_FONT_FACE) != 0; }
+    bool HasFontWeight() const { return (GetFlags() & wxTEXT_ATTR_FONT_WEIGHT) != 0; }
+    bool HasFontSize() const { return (GetFlags() & wxTEXT_ATTR_FONT_SIZE) != 0; }
+    bool HasFontItalic() const { return (GetFlags() & wxTEXT_ATTR_FONT_ITALIC) != 0; }
+    bool HasFontUnderlined() const { return (GetFlags() & wxTEXT_ATTR_FONT_UNDERLINE) != 0; }
+    bool HasFontFaceName() const { return (GetFlags() & wxTEXT_ATTR_FONT_FACE) != 0; }
 
     bool HasParagraphSpacingAfter() const { return HasFlag(wxTEXT_ATTR_PARA_SPACING_AFTER); }
     bool HasParagraphSpacingBefore() const { return HasFlag(wxTEXT_ATTR_PARA_SPACING_BEFORE); }
     bool HasLineSpacing() const { return HasFlag(wxTEXT_ATTR_LINE_SPACING); }
-    bool HasCharacterStyleName() const { return HasFlag(wxTEXT_ATTR_CHARACTER_STYLE_NAME) || !m_characterStyleName.IsEmpty(); }
-    bool HasParagraphStyleName() const { return HasFlag(wxTEXT_ATTR_PARAGRAPH_STYLE_NAME) || !m_paragraphStyleName.IsEmpty(); }
+    bool HasCharacterStyleName() const { return HasFlag(wxTEXT_ATTR_CHARACTER_STYLE_NAME) && !m_characterStyleName.IsEmpty(); }
+    bool HasParagraphStyleName() const { return HasFlag(wxTEXT_ATTR_PARAGRAPH_STYLE_NAME) && !m_paragraphStyleName.IsEmpty(); }
     bool HasListStyleName() const { return HasFlag(wxTEXT_ATTR_LIST_STYLE_NAME) || !m_listStyleName.IsEmpty(); }
     bool HasBulletStyle() const { return HasFlag(wxTEXT_ATTR_BULLET_STYLE); }
     bool HasBulletNumber() const { return HasFlag(wxTEXT_ATTR_BULLET_NUMBER); }
@@ -560,18 +571,18 @@ public:
     bool HasTabs() const { return (m_flags & wxTEXT_ATTR_TABS) != 0 ; }
     bool HasLeftIndent() const { return (m_flags & wxTEXT_ATTR_LEFT_INDENT) != 0 ; }
     bool HasRightIndent() const { return (m_flags & wxTEXT_ATTR_RIGHT_INDENT) != 0 ; }
-    bool HasWeight() const { return (m_flags & wxTEXT_ATTR_FONT_WEIGHT) != 0; }
-    bool HasSize() const { return (m_flags & wxTEXT_ATTR_FONT_SIZE) != 0; }
-    bool HasItalic() const { return (m_flags & wxTEXT_ATTR_FONT_ITALIC) != 0; }
-    bool HasUnderlined() const { return (m_flags & wxTEXT_ATTR_FONT_UNDERLINE) != 0; }
-    bool HasFaceName() const { return (m_flags & wxTEXT_ATTR_FONT_FACE) != 0; }
+    bool HasFontWeight() const { return (m_flags & wxTEXT_ATTR_FONT_WEIGHT) != 0; }
+    bool HasFontSize() const { return (m_flags & wxTEXT_ATTR_FONT_SIZE) != 0; }
+    bool HasFontItalic() const { return (m_flags & wxTEXT_ATTR_FONT_ITALIC) != 0; }
+    bool HasFontUnderlined() const { return (m_flags & wxTEXT_ATTR_FONT_UNDERLINE) != 0; }
+    bool HasFontFaceName() const { return (m_flags & wxTEXT_ATTR_FONT_FACE) != 0; }
     bool HasFont() const { return (m_flags & (wxTEXT_ATTR_FONT)) != 0; }
 
     bool HasParagraphSpacingAfter() const { return (m_flags & wxTEXT_ATTR_PARA_SPACING_AFTER) != 0; }
     bool HasParagraphSpacingBefore() const { return (m_flags & wxTEXT_ATTR_PARA_SPACING_BEFORE) != 0; }
     bool HasLineSpacing() const { return (m_flags & wxTEXT_ATTR_LINE_SPACING) != 0; }
-    bool HasCharacterStyleName() const { return (m_flags & wxTEXT_ATTR_CHARACTER_STYLE_NAME) != 0 || !m_characterStyleName.IsEmpty(); }
-    bool HasParagraphStyleName() const { return (m_flags & wxTEXT_ATTR_PARAGRAPH_STYLE_NAME) != 0 || !m_paragraphStyleName.IsEmpty(); }
+    bool HasCharacterStyleName() const { return (m_flags & wxTEXT_ATTR_CHARACTER_STYLE_NAME) != 0 && !m_characterStyleName.IsEmpty(); }
+    bool HasParagraphStyleName() const { return (m_flags & wxTEXT_ATTR_PARAGRAPH_STYLE_NAME) != 0 && !m_paragraphStyleName.IsEmpty(); }
     bool HasListStyleName() const { return HasFlag(wxTEXT_ATTR_LIST_STYLE_NAME) || !m_listStyleName.IsEmpty(); }
     bool HasBulletStyle() const { return (m_flags & wxTEXT_ATTR_BULLET_STYLE) != 0; }
     bool HasBulletNumber() const { return (m_flags & wxTEXT_ATTR_BULLET_NUMBER) != 0; }
@@ -595,12 +606,16 @@ public:
         return GetFlags() == 0;
     }
 
-    // return the attribute having the valid font and colours: it uses the
-    // attributes set in attr and falls back first to attrDefault and then to
-    // the text control font/colours for those attributes which are not set
-    static wxRichTextAttr Combine(const wxRichTextAttr& attr,
-                              const wxRichTextAttr& attrDef,
-                              const wxTextCtrlBase *text);
+    // Merges the given attributes. Does not affect 'this'. If compareWith
+    // is non-NULL, then it will be used to mask out those attributes that are the same in style
+    // and compareWith, for situations where we don't want to explicitly set inherited attributes.
+    bool Apply(const wxRichTextAttr& style, const wxRichTextAttr* compareWith = NULL);
+
+    // Merges the given attributes and returns the result. Does not affect 'this'. If compareWith
+    // is non-NULL, then it will be used to mask out those attributes that are the same in style
+    // and compareWith, for situations where we don't want to explicitly set inherited attributes.
+    wxRichTextAttr Combine(const wxRichTextAttr& style, const wxRichTextAttr* compareWith = NULL) const;
+
 private:
     long                m_flags;
 
@@ -1344,6 +1359,9 @@ public:
     /// Get combined attributes of the base style and paragraph style.
     wxTextAttrEx GetCombinedAttributes() const;
 
+    /// Get the first position from pos that has a line break character.
+    long GetFirstLineBreakPosition(long pos);
+
     /// Create default tabstop array
     static void InitDefaultTabs();
 
@@ -1413,6 +1431,9 @@ public:
     /// Dump to output stream for debugging
     virtual void Dump(wxTextOutputStream& stream);
 
+    /// Get the first position from pos that has a line break character.
+    long GetFirstLineBreakPosition(long pos);
+
 // Accessors
 
     /// Get the text
@@ -1844,7 +1865,7 @@ public:
     bool InsertImageWithUndo(long pos, const wxRichTextImageBlock& imageBlock, wxRichTextCtrl* ctrl, int flags = 0);
 
     /// Submit command to delete this range
-    bool DeleteRangeWithUndo(const wxRichTextRange& range, long initialCaretPosition, long newCaretPositon, wxRichTextCtrl* ctrl);
+    bool DeleteRangeWithUndo(const wxRichTextRange& range, wxRichTextCtrl* ctrl);
 
     /// Mark modified
     void Modify(bool modify = true) { m_modified = modify; }
@@ -1853,7 +1874,7 @@ public:
     /// Get the style that is appropriate for a new paragraph at this position.
     /// If the previous paragraph has a paragraph style name, look up the next-paragraph
     /// style.
-    wxRichTextAttr GetStyleForNewParagraph(long pos, bool caretPosition = false) const;
+    wxRichTextAttr GetStyleForNewParagraph(long pos, bool caretPosition = false, bool lookUpNewParaStyle=false) const;
 
     /// Dumps contents of buffer for debugging purposes
     virtual void Dump();
@@ -2301,6 +2322,9 @@ WXDLLIMPEXP_RICHTEXT bool wxRichTextApplyStyle(wxRichTextAttr& destStyle, const
 WXDLLIMPEXP_RICHTEXT bool wxRichTextApplyStyle(wxTextAttrEx& destStyle, const wxRichTextAttr& style, wxRichTextAttr* compareWith = NULL);
 WXDLLIMPEXP_RICHTEXT bool wxRichTextApplyStyle(wxRichTextAttr& destStyle, const wxRichTextAttr& style, wxRichTextAttr* compareWith = NULL);
 
+// Remove attributes
+WXDLLIMPEXP_RICHTEXT bool wxRichTextRemoveStyle(wxTextAttrEx& destStyle, const wxRichTextAttr& style);
+
 /// Combine two bitlists
 WXDLLIMPEXP_RICHTEXT bool wxRichTextCombineBitlists(int& valueA, int valueB, int& flagsA, int flagsB);