/////////////////////////////////////////////////////////////////////////////
-// Name: winpars.h
+// Name: wx/html/winpars.h
// Purpose: wxHtmlWinParser class (parser to be used with wxHtmlWindow)
// Author: Vaclav Slavik
// RCS-ID: $Id$
// Copyright: (c) 1999 Vaclav Slavik
-// Licence: wxWindows Licence
+// Licence: wxWindows licence
/////////////////////////////////////////////////////////////////////////////
-
#ifndef _WX_WINPARS_H_
#define _WX_WINPARS_H_
-#ifdef __GNUG__
-#pragma interface
-#endif
-
#include "wx/defs.h"
#if wxUSE_HTML
#include "wx/module.h"
+#include "wx/font.h"
#include "wx/html/htmlpars.h"
#include "wx/html/htmlcell.h"
+#include "wx/encconv.h"
+
+class WXDLLIMPEXP_FWD_HTML wxHtmlWindow;
+class WXDLLIMPEXP_FWD_HTML wxHtmlWindowInterface;
+class WXDLLIMPEXP_FWD_HTML wxHtmlWinParser;
+class WXDLLIMPEXP_FWD_HTML wxHtmlWinTagHandler;
+class WXDLLIMPEXP_FWD_HTML wxHtmlTagsModule;
-class wxHtmlWinParser;
-class wxHtmlWinTagHandler;
-class wxHtmlTagsModule;
//--------------------------------------------------------------------------------
// wxHtmlWinParser
// wxHtmlWindow. It uses special wxHtmlWinTagHandler.
//--------------------------------------------------------------------------------
-class WXDLLEXPORT wxHtmlWinParser : public wxHtmlParser
+class WXDLLIMPEXP_HTML wxHtmlWinParser : public wxHtmlParser
{
+ DECLARE_ABSTRACT_CLASS(wxHtmlWinParser)
friend class wxHtmlWindow;
- public:
- wxHtmlWinParser(wxWindow *wnd = NULL);
-
- virtual void InitParser(const wxString& source);
- virtual void DoneParser();
- virtual wxObject* GetProduct();
-
- virtual void SetDC(wxDC *dc) {m_DC = dc;}
- // Set's the DC used for parsing. If SetDC() is not called,
- // parsing won't proceed
- wxDC *GetDC() {return m_DC;}
- int GetCharHeight() const {return m_CharHeight;}
- int GetCharWidth() const {return m_CharWidth;}
- // NOTE : these functions do _not_ return _actual_
- // height/width. They return h/w of default font
- // for this DC. If you want actual values, call
- // GetDC() -> GetChar...()
- wxWindow *GetWindow() {return m_Window;}
- // returns associated wxWindow
-
- void SetFonts(wxString normal_face, int normal_italic_mode, wxString fixed_face, int fixed_italic_mode, const int *sizes);
- // sets fonts to be used when displaying HTML page.
- // *_italic_mode can be either wxSLANT or wxITALIC
-
- virtual wxList* GetTempData();
-
- static void AddModule(wxHtmlTagsModule *module);
- // Adds tags module. see wxHtmlTagsModule for details.
-
- // parsing-related methods. These methods are called by tag handlers:
- wxHtmlContainerCell *GetContainer() const {return m_Container;}
- // Returns pointer to actual container. Common use in tag handler is :
- // m_WParser -> GetContainer() -> InsertCell(new ...);
- wxHtmlContainerCell *OpenContainer();
- // opens new container. This container is sub-container of opened
- // container. Sets GetContainer to newly created container
- // and returns it.
- wxHtmlContainerCell *SetContainer(wxHtmlContainerCell *c);
- // works like OpenContainer except that new container is not created
- // but c is used. You can use this to directly set actual container
- wxHtmlContainerCell *CloseContainer();
- // closes the container and sets actual Container to upper-level
- // container
-
- int GetFontSize() const {return m_FontSize;}
- void SetFontSize(int s) {m_FontSize = s;}
- int GetFontBold() const {return m_FontBold;}
- void SetFontBold(int x) {m_FontBold = x;}
- int GetFontItalic() const {return m_FontItalic;}
- void SetFontItalic(int x) {m_FontItalic = x;}
- int GetFontUnderlined() const {return m_FontUnderlined;}
- void SetFontUnderlined(int x) {m_FontUnderlined = x;}
- int GetFontFixed() const {return m_FontFixed;}
- void SetFontFixed(int x) {m_FontFixed = x;}
-
- int GetAlign() const {return m_Align;}
- void SetAlign(int a) {m_Align = a;}
- const wxColour& GetLinkColor() const {return m_LinkColor;}
- void SetLinkColor(const wxColour& clr) {m_LinkColor = clr;}
- const wxColour& GetActualColor() const {return m_ActualColor;}
- void SetActualColor(const wxColour& clr) {m_ActualColor = clr;}
- const wxString& GetLink() const {return m_Link;}
- void SetLink(const wxString& link) {m_Link = link; m_UseLink = link.Length() > 0;}
-
- virtual wxFont* CreateCurrentFont();
- // creates font depending on m_Font* members.
- // (note : it calls wxHtmlWindow's CreateCurrentFont...)
-
- protected:
- virtual void AddText(const char *txt);
-
- private:
- bool m_tmpLastWasSpace;
- // temporary variable used by AddText
- wxWindow *m_Window;
- // window we're parsing for
- wxDC *m_DC;
- // Device Context we're parsing for
- static wxList m_Modules;
- // list of tags modules (see wxHtmlTagsModule for details)
- // This list is used to initialize m_Handlers member.
-
- wxHtmlContainerCell *m_Container;
- // actual container. See Open/CloseContainer for details.
-
- int m_FontBold, m_FontItalic, m_FontUnderlined, m_FontFixed; // this is not TRUE,FALSE but 1,0, we need it for indexing
- int m_FontSize; /* -2 to +4, 0 is default */
- wxColour m_LinkColor;
- wxColour m_ActualColor;
- // basic font parameters.
- wxString m_Link;
- // actual hypertext link or empty string
- bool m_UseLink;
- // TRUE if m_Link is not empty
- long m_CharHeight, m_CharWidth;
- // average height of normal-sized text
- int m_Align;
- // actual alignment
-
- wxFont *m_FontsTable[2][2][2][2][7];
- // table of loaded fonts. 1st four indexes are 0 or 1, depending on on/off
- // state of these flags (from left to right):
- // [bold][italic][underlined][fixed_size]
- // last index is font size : from 0 to 7 (remapped from html sizes -2 to +4)
- // Note : this table covers all possible combinations of fonts, but not
- // all of them are used, so many items in table are usually NULL.
- int m_FontsSizes[7];
- wxString m_FontFaceFixed, m_FontFaceNormal;
- int m_ItalicModeFixed, m_ItalicModeNormal;
- // html font sizes and faces of fixed and proportional fonts
+public:
+ wxHtmlWinParser(wxHtmlWindowInterface *wndIface = NULL);
+
+ virtual ~wxHtmlWinParser();
+
+ virtual void InitParser(const wxString& source);
+ virtual void DoneParser();
+ virtual wxObject* GetProduct();
+
+ virtual wxFSFile *OpenURL(wxHtmlURLType type, const wxString& url) const;
+
+ // Set's the DC used for parsing. If SetDC() is not called,
+ // parsing won't proceed
+ virtual void SetDC(wxDC *dc, double pixel_scale = 1.0)
+ { SetDC(dc, pixel_scale, pixel_scale); }
+ void SetDC(wxDC *dc, double pixel_scale, double font_scale);
+
+ wxDC *GetDC() {return m_DC;}
+ double GetPixelScale() {return m_PixelScale;}
+ int GetCharHeight() const {return m_CharHeight;}
+ int GetCharWidth() const {return m_CharWidth;}
+
+ // NOTE : these functions do _not_ return _actual_
+ // height/width. They return h/w of default font
+ // for this DC. If you want actual values, call
+ // GetDC()->GetChar...()
+
+ // returns interface to the rendering window
+ wxHtmlWindowInterface *GetWindowInterface() {return m_windowInterface;}
+#if WXWIN_COMPATIBILITY_2_6
+ // deprecated, use GetWindowInterface()->GetHTMLWindow() instead
+ wxDEPRECATED( wxHtmlWindow *GetWindow() );
+#endif
+
+ // Sets fonts to be used when displaying HTML page. (if size null then default sizes used).
+ void SetFonts(const wxString& normal_face, const wxString& fixed_face, const int *sizes = NULL);
+
+ // Sets font sizes to be relative to the given size or the system
+ // default size; use either specified or default font
+ void SetStandardFonts(int size = -1,
+ const wxString& normal_face = wxEmptyString,
+ const wxString& fixed_face = wxEmptyString);
+
+ // Adds tags module. see wxHtmlTagsModule for details.
+ static void AddModule(wxHtmlTagsModule *module);
+
+ static void RemoveModule(wxHtmlTagsModule *module);
+
+ // parsing-related methods. These methods are called by tag handlers:
+
+ // Returns pointer to actual container. Common use in tag handler is :
+ // m_WParser->GetContainer()->InsertCell(new ...);
+ wxHtmlContainerCell *GetContainer() const {return m_Container;}
+
+ // opens new container. This container is sub-container of opened
+ // container. Sets GetContainer to newly created container
+ // and returns it.
+ wxHtmlContainerCell *OpenContainer();
+
+ // works like OpenContainer except that new container is not created
+ // but c is used. You can use this to directly set actual container
+ wxHtmlContainerCell *SetContainer(wxHtmlContainerCell *c);
+
+ // closes the container and sets actual Container to upper-level
+ // container
+ wxHtmlContainerCell *CloseContainer();
+
+ int GetFontSize() const {return m_FontSize;}
+ void SetFontSize(int s);
+ // Try to map a font size in points to the HTML 1-7 font size range.
+ void SetFontPointSize(int pt);
+ int GetFontBold() const {return m_FontBold;}
+ void SetFontBold(int x) {m_FontBold = x;}
+ int GetFontItalic() const {return m_FontItalic;}
+ void SetFontItalic(int x) {m_FontItalic = x;}
+ int GetFontUnderlined() const {return m_FontUnderlined;}
+ void SetFontUnderlined(int x) {m_FontUnderlined = x;}
+ int GetFontFixed() const {return m_FontFixed;}
+ void SetFontFixed(int x) {m_FontFixed = x;}
+ wxString GetFontFace() const {return GetFontFixed() ? m_FontFaceFixed : m_FontFaceNormal;}
+ void SetFontFace(const wxString& face);
+
+ int GetAlign() const {return m_Align;}
+ void SetAlign(int a) {m_Align = a;}
+
+ wxHtmlScriptMode GetScriptMode() const { return m_ScriptMode; }
+ void SetScriptMode(wxHtmlScriptMode mode) { m_ScriptMode = mode; }
+ long GetScriptBaseline() const { return m_ScriptBaseline; }
+ void SetScriptBaseline(long base) { m_ScriptBaseline = base; }
+
+ const wxColour& GetLinkColor() const { return m_LinkColor; }
+ void SetLinkColor(const wxColour& clr) { m_LinkColor = clr; }
+ const wxColour& GetActualColor() const { return m_ActualColor; }
+ void SetActualColor(const wxColour& clr) { m_ActualColor = clr ;}
+ const wxColour& GetActualBackgroundColor() const { return m_ActualBackgroundColor; }
+ void SetActualBackgroundColor(const wxColour& clr) { m_ActualBackgroundColor = clr;}
+ int GetActualBackgroundMode() const { return m_ActualBackgroundMode; }
+ void SetActualBackgroundMode(int mode) { m_ActualBackgroundMode = mode;}
+ const wxHtmlLinkInfo& GetLink() const { return m_Link; }
+ void SetLink(const wxHtmlLinkInfo& link);
+
+ // applies current parser state (link, sub/supscript, ...) to given cell
+ void ApplyStateToCell(wxHtmlCell *cell);
+
+ // Needs to be called after inserting a cell that interrupts the flow of
+ // the text like e.g. <img> and tells us to not consider any of the
+ // following space as being part of the same space run as before.
+ void StopCollapsingSpaces() { m_tmpLastWasSpace = false; }
+
+#if !wxUSE_UNICODE
+ void SetInputEncoding(wxFontEncoding enc);
+ wxFontEncoding GetInputEncoding() const { return m_InputEnc; }
+ wxFontEncoding GetOutputEncoding() const { return m_OutputEnc; }
+ wxEncodingConverter *GetEncodingConverter() const { return m_EncConv; }
+#endif
+
+ // creates font depending on m_Font* members.
+ virtual wxFont* CreateCurrentFont();
+
+ enum WhitespaceMode
+ {
+ Whitespace_Normal, // normal mode, collapse whitespace
+ Whitespace_Pre // inside <pre>, keep whitespace as-is
+ };
+
+ // change the current whitespace handling mode
+ void SetWhitespaceMode(WhitespaceMode mode) { m_whitespaceMode = mode; }
+ WhitespaceMode GetWhitespaceMode() const { return m_whitespaceMode; }
+
+protected:
+ virtual void AddText(const wxString& txt);
+
+private:
+ void FlushWordBuf(wxChar *temp, int& len);
+ void AddWord(wxHtmlWordCell *word);
+ void AddWord(const wxString& word)
+ { AddWord(new wxHtmlWordCell(word, *(GetDC()))); }
+ void AddPreBlock(const wxString& text);
+
+ bool m_tmpLastWasSpace;
+ wxChar *m_tmpStrBuf;
+ size_t m_tmpStrBufSize;
+ // temporary variables used by AddText
+ wxHtmlWindowInterface *m_windowInterface;
+ // window we're parsing for
+ double m_PixelScale, m_FontScale;
+ wxDC *m_DC;
+ // Device Context we're parsing for
+ static wxList m_Modules;
+ // list of tags modules (see wxHtmlTagsModule for details)
+ // This list is used to initialize m_Handlers member.
+
+ wxHtmlContainerCell *m_Container;
+ // current container. See Open/CloseContainer for details.
+
+ int m_FontBold, m_FontItalic, m_FontUnderlined, m_FontFixed; // this is not true,false but 1,0, we need it for indexing
+ int m_FontSize; // From 1 (smallest) to 7, default is 3.
+ wxColour m_LinkColor;
+ wxColour m_ActualColor;
+ wxColour m_ActualBackgroundColor;
+ int m_ActualBackgroundMode;
+ // basic font parameters.
+ wxHtmlLinkInfo m_Link;
+ // actual hypertext link or empty string
+ bool m_UseLink;
+ // true if m_Link is not empty
+ long m_CharHeight, m_CharWidth;
+ // average height of normal-sized text
+ int m_Align;
+ // actual alignment
+ wxHtmlScriptMode m_ScriptMode;
+ // current script mode (sub/sup/normal)
+ long m_ScriptBaseline;
+ // current sub/supscript base
+
+ wxFont* m_FontsTable[2][2][2][2][7];
+ wxString m_FontsFacesTable[2][2][2][2][7];
+#if !wxUSE_UNICODE
+ wxFontEncoding m_FontsEncTable[2][2][2][2][7];
+#endif
+ // table of loaded fonts. 1st four indexes are 0 or 1, depending on on/off
+ // state of these flags (from left to right):
+ // [bold][italic][underlined][fixed_size]
+ // last index is font size : from 0 to 6 (remapped from html sizes 1 to 7)
+ // Note : this table covers all possible combinations of fonts, but not
+ // all of them are used, so many items in table are usually NULL.
+ int m_FontsSizes[7];
+ wxString m_FontFaceFixed, m_FontFaceNormal;
+ // html font sizes and faces of fixed and proportional fonts
+
+#if !wxUSE_UNICODE
+ wxChar m_nbsp;
+ wxFontEncoding m_InputEnc, m_OutputEnc;
+ // I/O font encodings
+ wxEncodingConverter *m_EncConv;
+#endif
+
+ // current whitespace handling mode
+ WhitespaceMode m_whitespaceMode;
+
+ wxHtmlWordCell *m_lastWordCell;
+
+ // current position on line, in num. of characters; used to properly
+ // expand TABs; only updated while inside <pre>
+ int m_posColumn;
+
+ wxDECLARE_NO_COPY_CLASS(wxHtmlWinParser);
};
-//--------------------------------------------------------------------------------
+//-----------------------------------------------------------------------------
// wxHtmlWinTagHandler
// This is basicly wxHtmlTagHandler except
// it is extended with protected member m_Parser pointing to
// the wxHtmlWinParser object
-//--------------------------------------------------------------------------------
+//-----------------------------------------------------------------------------
-class WXDLLEXPORT wxHtmlWinTagHandler : public wxHtmlTagHandler
+class WXDLLIMPEXP_FWD_HTML wxHtmlStyleParams;
+
+class WXDLLIMPEXP_HTML wxHtmlWinTagHandler : public wxHtmlTagHandler
{
DECLARE_ABSTRACT_CLASS(wxHtmlWinTagHandler)
- public:
- wxHtmlWinTagHandler() : wxHtmlTagHandler() {};
+public:
+ wxHtmlWinTagHandler() : wxHtmlTagHandler() {}
+
+ virtual void SetParser(wxHtmlParser *parser) {wxHtmlTagHandler::SetParser(parser); m_WParser = (wxHtmlWinParser*) parser;}
- virtual void SetParser(wxHtmlParser *parser) {wxHtmlTagHandler::SetParser(parser); m_WParser = (wxHtmlWinParser*) parser;};
+protected:
+ wxHtmlWinParser *m_WParser; // same as m_Parser, but overcasted
- protected:
- wxHtmlWinParser *m_WParser;
- // same as m_Parser, but overcasted
+ void ApplyStyle(const wxHtmlStyleParams &styleParams);
+
+ wxDECLARE_NO_COPY_CLASS(wxHtmlWinTagHandler);
};
-//--------------------------------------------------------------------------------
+//----------------------------------------------------------------------------
// wxHtmlTagsModule
// This is basic of dynamic tag handlers binding.
// The class provides methods for filling parser's handlers
// hash table.
// (See documentation for details)
-//--------------------------------------------------------------------------------
+//----------------------------------------------------------------------------
-class WXDLLEXPORT wxHtmlTagsModule : public wxModule
+class WXDLLIMPEXP_HTML wxHtmlTagsModule : public wxModule
{
DECLARE_DYNAMIC_CLASS(wxHtmlTagsModule)
- public:
- wxHtmlTagsModule() : wxModule() {};
-
- virtual bool OnInit();
- virtual void OnExit();
+public:
+ wxHtmlTagsModule() : wxModule() {}
- virtual void FillHandlersTable(wxHtmlWinParser * WXUNUSED(parser)) { }
- // This is called by wxHtmlWinParser.
- // The method must simply call parser->AddTagHandler(new <handler_class_name>);
- // for each handler
+ virtual bool OnInit();
+ virtual void OnExit();
+ // This is called by wxHtmlWinParser.
+ // The method must simply call parser->AddTagHandler(new
+ // <handler_class_name>); for each handler
+ virtual void FillHandlersTable(wxHtmlWinParser * WXUNUSED(parser)) { }
};
#endif
#endif // _WX_WINPARS_H_
-
-
-
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projects / wxWidgets.git / blobdiff