/////////////////////////////////////////////////////////////////////////////
-// Name: htmltag.h
+// Name: wx/html/htmltag.h
// Purpose: wxHtmlTag class (represents single tag)
// Author: Vaclav Slavik
// RCS-ID: $Id$
// Copyright: (c) 1999 Vaclav Slavik
-// Licence: wxWindows Licence
+// Licence: wxWindows licence
/////////////////////////////////////////////////////////////////////////////
-
#ifndef _WX_HTMLTAG_H_
#define _WX_HTMLTAG_H_
-#ifdef __GNUG__
-#pragma interface "htmltag.h"
-#endif
-
#include "wx/defs.h"
+
#if wxUSE_HTML
-class WXDLLEXPORT wxHtmlEntitiesParser;
+#include "wx/object.h"
+#include "wx/arrstr.h"
+
+class WXDLLIMPEXP_FWD_CORE wxColour;
+class WXDLLIMPEXP_FWD_HTML wxHtmlEntitiesParser;
//-----------------------------------------------------------------------------
// wxHtmlTagsCache
// - internal wxHTML class, do not use!
//-----------------------------------------------------------------------------
-struct wxHtmlCacheItem;
+class wxHtmlTagsCacheData;
-class WXDLLEXPORT wxHtmlTagsCache : public wxObject
+class WXDLLIMPEXP_HTML wxHtmlTagsCache
{
- DECLARE_DYNAMIC_CLASS(wxHtmlTagsCache)
-
private:
- wxHtmlCacheItem *m_Cache;
- int m_CacheSize;
+ wxHtmlTagsCacheData *m_Cache;
int m_CachePos;
+ wxHtmlTagsCacheData& Cache() { return *m_Cache; }
+
public:
- wxHtmlTagsCache() : wxObject() {m_CacheSize = 0; m_Cache = NULL;}
+ wxHtmlTagsCache() {m_Cache = NULL;}
wxHtmlTagsCache(const wxString& source);
- ~wxHtmlTagsCache() {free(m_Cache);}
+ virtual ~wxHtmlTagsCache();
// Finds parameters for tag starting at at and fills the variables
- void QueryTag(int at, int* end1, int* end2);
+ void QueryTag(const wxString::const_iterator& at,
+ const wxString::const_iterator& inputEnd,
+ wxString::const_iterator *end1,
+ wxString::const_iterator *end2,
+ bool *hasEnding);
+
+ wxDECLARE_NO_COPY_CLASS(wxHtmlTagsCache);
};
// by wxHtmlParser.
//--------------------------------------------------------------------------------
-class WXDLLEXPORT wxHtmlTag : public wxObject
+class WXDLLIMPEXP_HTML wxHtmlTag
{
- DECLARE_CLASS(wxHtmlTag)
-
-public:
+protected:
// constructs wxHtmlTag object based on HTML tag.
// The tag begins (with '<' character) at position pos in source
// end_pos is position where parsing ends (usually end of document)
- wxHtmlTag(const wxString& source, int pos, int end_pos,
+ wxHtmlTag(wxHtmlTag *parent,
+ const wxString *source,
+ const wxString::const_iterator& pos,
+ const wxString::const_iterator& end_pos,
wxHtmlTagsCache *cache,
- wxHtmlEntitiesParser *entParser = NULL);
+ wxHtmlEntitiesParser *entParser);
+ friend class wxHtmlParser;
+public:
+ ~wxHtmlTag();
+
+ wxHtmlTag *GetParent() const {return m_Parent;}
+ wxHtmlTag *GetFirstSibling() const;
+ wxHtmlTag *GetLastSibling() const;
+ wxHtmlTag *GetChildren() const { return m_FirstChild; }
+ wxHtmlTag *GetPreviousSibling() const { return m_Prev; }
+ wxHtmlTag *GetNextSibling() const {return m_Next; }
+ // Return next tag, as if tree had been flattened
+ wxHtmlTag *GetNextTag() const;
// Returns tag's name in uppercase.
inline wxString GetName() const {return m_Name;}
- // Returns TRUE if the tag has given parameter. Parameter
+ // Returns true if the tag has given parameter. Parameter
// should always be in uppercase.
- // Example : <IMG SRC="test.jpg"> HasParam("SRC") returns TRUE
+ // Example : <IMG SRC="test.jpg"> HasParam("SRC") returns true
bool HasParam(const wxString& par) const;
// Returns value of the param. Value is in uppercase unless it is
// enclosed with "
// Example : <P align=right> GetParam("ALIGN") returns (RIGHT)
// <P IMG SRC="WhaT.jpg"> GetParam("SRC") returns (WhaT.jpg)
- // (or ("WhaT.jpg") if with_commas == TRUE)
- wxString GetParam(const wxString& par, bool with_commas = FALSE) const;
+ // (or ("WhaT.jpg") if with_quotes == true)
+ wxString GetParam(const wxString& par, bool with_quotes = false) const;
+
+ // Return true if the string could be parsed as an HTML colour and false
+ // otherwise.
+ static bool ParseAsColour(const wxString& str, wxColour *clr);
- // Convenience functions:
+ // Convenience functions:
bool GetParamAsColour(const wxString& par, wxColour *clr) const;
bool GetParamAsInt(const wxString& par, int *clr) const;
// Scans param like scanf() functions family does.
// Example : ScanParam("COLOR", "\"#%X\"", &clr);
- // This is always with with_commas=FALSE
+ // This is always with with_quotes=false
// Returns number of scanned values
// (like sscanf() does)
// NOTE: unlike scanf family, this function only accepts
// *one* parameter !
- int ScanParam(const wxString& par, wxChar *format, void *param) const;
+ int ScanParam(const wxString& par, const char *format, void *param) const;
+ int ScanParam(const wxString& par, const wchar_t *format, void *param) const;
// Returns string containing all params.
wxString GetAllParams() const;
- // return TRUE if this is ending tag (</something>) or FALSE
- // if it isn't (<something>)
- inline bool IsEnding() const {return m_Ending;}
+ // return true if there is matching ending tag
+ inline bool HasEnding() const {return m_hasEnding;}
- // return TRUE if this is ending tag (</something>) or FALSE
- // if it isn't (<something>)
- inline bool HasEnding() const {return m_End1 >= 0;}
-
- // returns beginning position of _internal_ block of text
+ // returns beginning position of _internal_ block of text as iterator
+ // into parser's source string (see wxHtmlParser::GetSource())
// See explanation (returned value is marked with *):
// bla bla bla <MYTAG>* bla bla intenal text</MYTAG> bla bla
- inline int GetBeginPos() const {return m_Begin;}
- // returns ending position of _internal_ block of text.
+ wxString::const_iterator GetBeginIter() const
+ { return m_Begin; }
+ // returns ending position of _internal_ block of text as iterator
+ // into parser's source string (see wxHtmlParser::GetSource()):
// bla bla bla <MYTAG> bla bla intenal text*</MYTAG> bla bla
- inline int GetEndPos1() const {return m_End1;}
- // returns end position 2 :
+ wxString::const_iterator GetEndIter1() const { return m_End1; }
+ // returns end position 2 as iterator
+ // into parser's source string (see wxHtmlParser::GetSource()):
// bla bla bla <MYTAG> bla bla internal text</MYTAG>* bla bla
- inline int GetEndPos2() const {return m_End2;}
+ wxString::const_iterator GetEndIter2() const { return m_End2; }
+
+#if WXWIN_COMPATIBILITY_2_8
+ // use GetBeginIter(), GetEndIter1() and GetEndIter2() instead
+ wxDEPRECATED( inline int GetBeginPos() const );
+ wxDEPRECATED( inline int GetEndPos1() const );
+ wxDEPRECATED( inline int GetEndPos2() const );
+#endif // WXWIN_COMPATIBILITY_2_8
private:
wxString m_Name;
- int m_Begin, m_End1, m_End2;
- bool m_Ending;
+ bool m_hasEnding;
+ wxString::const_iterator m_Begin, m_End1, m_End2;
wxArrayString m_ParamNames, m_ParamValues;
+#if WXWIN_COMPATIBILITY_2_8
+ wxString::const_iterator m_sourceStart;
+#endif
+
+ // DOM tree relations:
+ wxHtmlTag *m_Next;
+ wxHtmlTag *m_Prev;
+ wxHtmlTag *m_FirstChild, *m_LastChild;
+ wxHtmlTag *m_Parent;
+
+ wxDECLARE_NO_COPY_CLASS(wxHtmlTag);
};
+#if WXWIN_COMPATIBILITY_2_8
+inline int wxHtmlTag::GetBeginPos() const { return m_Begin - m_sourceStart; }
+inline int wxHtmlTag::GetEndPos1() const { return m_End1 - m_sourceStart; }
+inline int wxHtmlTag::GetEndPos2() const { return m_End2 - m_sourceStart; }
+#endif // WXWIN_COMPATIBILITY_2_8
-#endif
+
+#endif // wxUSE_HTML
#endif // _WX_HTMLTAG_H_
projects / wxWidgets.git / blobdiff