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making wxHTML 8.3 compliant

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git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@3796 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
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Václav Slavík
1999-10-02 18:19:46 +00:00
parent 47f631042b
commit 69941f0586
41 changed files with 331 additions and 321 deletions
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218
include/wx/html/winpars.h Normal file
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/////////////////////////////////////////////////////////////////////////////
// Name: 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
/////////////////////////////////////////////////////////////////////////////
#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/html/htmlpars.h"
#include "wx/html/htmlcell.h"
class wxHtmlWinParser;
class wxHtmlWinTagHandler;
class wxHtmlTagsModule;
//--------------------------------------------------------------------------------
// wxHtmlWinParser
// This class is derived from wxHtmlParser and its mail goal
// is to parse HTML input so that it can be displayed in
// wxHtmlWindow. It uses special wxHtmlWinTagHandler.
//--------------------------------------------------------------------------------
class WXDLLEXPORT wxHtmlWinParser : public wxHtmlParser
{
DECLARE_DYNAMIC_CLASS(wxHtmlWinParser)
friend class wxHtmlWindow;
public:
wxHtmlWinParser() : wxHtmlParser() {wxHtmlWinParser(NULL);}
wxHtmlWinParser(wxWindow *wnd);
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, 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
};
//--------------------------------------------------------------------------------
// wxHtmlWinTagHandler
// This is basicly wxHtmlTagHandler except
// it is extended with protected member m_Parser pointing to
// the wxHtmlWinParser object
//--------------------------------------------------------------------------------
class WXDLLEXPORT wxHtmlWinTagHandler : public wxHtmlTagHandler
{
DECLARE_ABSTRACT_CLASS(wxHtmlWinTagHandler)
public:
wxHtmlWinTagHandler() : wxHtmlTagHandler() {};
virtual void SetParser(wxHtmlParser *parser) {wxHtmlTagHandler::SetParser(parser); m_WParser = (wxHtmlWinParser*) parser;};
protected:
wxHtmlWinParser *m_WParser;
// same as m_Parser, but overcasted
};
//--------------------------------------------------------------------------------
// 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
{
DECLARE_DYNAMIC_CLASS(wxHtmlTagsModule)
public:
wxHtmlTagsModule() : wxModule() {};
virtual bool OnInit();
virtual void OnExit();
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
};
#endif
#endif // _WX_WINPARS_H_