Only call Select within SetString when internal data has been restored,

[wxWidgets.git] / src / html / winpars.cpp

diff --git a/src/html/winpars.cpp b/src/html/winpars.cpp
index 66b8871b72242a42ee03ae16bd083900668a945b..0f7ee8027cf0aab0573417af525cfb481c3b993a 100644 (file)
--- a/src/html/winpars.cpp
+++ b/src/html/winpars.cpp
@@ -8,8 +8,8 @@
 /////////////////////////////////////////////////////////////////////////////
 
 
 /////////////////////////////////////////////////////////////////////////////
 
 

-#ifdef __GNUG__
-#pragma implementation
+#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
+#pragma implementation "winpars.h"

 #endif
 
 #include "wx/wxprec.h"
 #endif
 
 #include "wx/wxprec.h"


@@ -17,7 +17,7 @@
 #include "wx/defs.h"
 #if wxUSE_HTML && wxUSE_STREAMS
 
 #include "wx/defs.h"
 #if wxUSE_HTML && wxUSE_STREAMS
 

-#ifdef __BORDLANDC__
+#ifdef __BORLANDC__

 #pragma hdrstop
 #endif
 
 #pragma hdrstop
 #endif
 


@@ -31,16 +31,18 @@
 #include "wx/html/htmlwin.h"
 #include "wx/fontmap.h"
 #include "wx/log.h"
 #include "wx/html/htmlwin.h"
 #include "wx/fontmap.h"
 #include "wx/log.h"

+#include "wx/settings.h"

 
 
 //-----------------------------------------------------------------------------
 // wxHtmlWinParser
 //-----------------------------------------------------------------------------
 
 
 
 //-----------------------------------------------------------------------------
 // wxHtmlWinParser
 //-----------------------------------------------------------------------------
 

+IMPLEMENT_ABSTRACT_CLASS(wxHtmlWinParser, wxHtmlParser)

 
 wxList wxHtmlWinParser::m_Modules;
 
 
 wxList wxHtmlWinParser::m_Modules;
 

-wxHtmlWinParser::wxHtmlWinParser(wxWindow *wnd) : wxHtmlParser()
+wxHtmlWinParser::wxHtmlWinParser(wxHtmlWindow *wnd) : wxHtmlParser()

 {
     m_tmpStrBuf = NULL;
     m_tmpStrBufSize = 0;
 {
     m_tmpStrBuf = NULL;
     m_tmpStrBufSize = 0;


@@ -49,8 +51,12 @@ wxHtmlWinParser::wxHtmlWinParser(wxWindow *wnd) : wxHtmlParser()
     m_DC = NULL;
     m_CharHeight = m_CharWidth = 0;
     m_UseLink = FALSE;
     m_DC = NULL;
     m_CharHeight = m_CharWidth = 0;
     m_UseLink = FALSE;

+#if !wxUSE_UNICODE

     m_EncConv = NULL;
     m_EncConv = NULL;

-    m_InputEnc = m_OutputEnc = wxFONTENCODING_DEFAULT;
+    m_InputEnc = wxFONTENCODING_ISO8859_1;
+    m_OutputEnc = wxFONTENCODING_DEFAULT;
+#endif
+    m_lastWordCell = NULL;

 
     {
         int i, j, k, l, m;
 
     {
         int i, j, k, l, m;


@@ -62,20 +68,16 @@ wxHtmlWinParser::wxHtmlWinParser(wxWindow *wnd) : wxHtmlParser()
                         {
                             m_FontsTable[i][j][k][l][m] = NULL;
                             m_FontsFacesTable[i][j][k][l][m] = wxEmptyString;
                         {
                             m_FontsTable[i][j][k][l][m] = NULL;
                             m_FontsFacesTable[i][j][k][l][m] = wxEmptyString;

+#if !wxUSE_UNICODE

                             m_FontsEncTable[i][j][k][l][m] = wxFONTENCODING_DEFAULT;
                             m_FontsEncTable[i][j][k][l][m] = wxFONTENCODING_DEFAULT;

-                        }
-#ifdef __WXMSW__
-        static int default_sizes[7] = {7, 8, 10, 12, 16, 22, 30};
-#elif defined(__WXMAC__)
-        static int default_sizes[7] = {9, 12, 14, 18, 24, 30, 36};
-#else
-        static int default_sizes[7] = {10, 12, 14, 16, 19, 24, 32};

 #endif
 #endif

-        SetFonts("", "", default_sizes);
+                        }
+
+        SetFonts(wxEmptyString, wxEmptyString, NULL);

     }
 
     // fill in wxHtmlParser's tables:
     }
 
     // fill in wxHtmlParser's tables:

-    wxNode *node = m_Modules.GetFirst();
+    wxList::compatibility_iterator node = m_Modules.GetFirst();

     while (node)
     {
         wxHtmlTagsModule *mod = (wxHtmlTagsModule*) node->GetData();
     while (node)
     {
         wxHtmlTagsModule *mod = (wxHtmlTagsModule*) node->GetData();


@@ -84,7 +86,6 @@ wxHtmlWinParser::wxHtmlWinParser(wxWindow *wnd) : wxHtmlParser()
     }
 }
 
     }
 }
 

-

 wxHtmlWinParser::~wxHtmlWinParser()
 {
     int i, j, k, l, m;
 wxHtmlWinParser::~wxHtmlWinParser()
 {
     int i, j, k, l, m;


@@ -98,34 +99,47 @@ wxHtmlWinParser::~wxHtmlWinParser()
                         if (m_FontsTable[i][j][k][l][m] != NULL)
                             delete m_FontsTable[i][j][k][l][m];
                     }
                         if (m_FontsTable[i][j][k][l][m] != NULL)
                             delete m_FontsTable[i][j][k][l][m];
                     }

+#if !wxUSE_UNICODE

     delete m_EncConv;
     delete m_EncConv;

+#endif

     delete[] m_tmpStrBuf;
 }
 
     delete[] m_tmpStrBuf;
 }
 

-

 void wxHtmlWinParser::AddModule(wxHtmlTagsModule *module)
 {
     m_Modules.Append(module);
 }
 
 void wxHtmlWinParser::AddModule(wxHtmlTagsModule *module)
 {
     m_Modules.Append(module);
 }
 

-
-

 void wxHtmlWinParser::RemoveModule(wxHtmlTagsModule *module)
 {
     m_Modules.DeleteObject(module);
 }
 
 void wxHtmlWinParser::RemoveModule(wxHtmlTagsModule *module)
 {
     m_Modules.DeleteObject(module);
 }
 

-
-
-void wxHtmlWinParser::SetFonts(wxString normal_face, wxString fixed_face, const int *sizes)
+void wxHtmlWinParser::SetFonts(wxString normal_face, wxString fixed_face,
+                               const int *sizes)

 {
 {

+    static int default_sizes[7] =
+        {
+            wxHTML_FONT_SIZE_1,
+                       wxHTML_FONT_SIZE_2,
+                       wxHTML_FONT_SIZE_3,
+                       wxHTML_FONT_SIZE_4,
+                       wxHTML_FONT_SIZE_5,
+                       wxHTML_FONT_SIZE_6,
+                       wxHTML_FONT_SIZE_7
+        };
+    
+    if (sizes == NULL) sizes = default_sizes;
+

     int i, j, k, l, m;
 
     for (i = 0; i < 7; i++) m_FontsSizes[i] = sizes[i];
     m_FontFaceFixed = fixed_face;
     m_FontFaceNormal = normal_face;
 
     int i, j, k, l, m;
 
     for (i = 0; i < 7; i++) m_FontsSizes[i] = sizes[i];
     m_FontFaceFixed = fixed_face;
     m_FontFaceNormal = normal_face;
 

+#if !wxUSE_UNICODE

     SetInputEncoding(m_InputEnc);
     SetInputEncoding(m_InputEnc);

+#endif

 
     for (i = 0; i < 2; i++)
         for (j = 0; j < 2; j++)
 
     for (i = 0; i < 2; i++)
         for (j = 0; j < 2; j++)


@@ -140,46 +154,59 @@ void wxHtmlWinParser::SetFonts(wxString normal_face, wxString fixed_face, const
                     }
 }
 
                     }
 }
 

-
-

 void wxHtmlWinParser::InitParser(const wxString& source)
 {
     wxHtmlParser::InitParser(source);
 void wxHtmlWinParser::InitParser(const wxString& source)
 {
     wxHtmlParser::InitParser(source);

-    wxASSERT_MSG(m_DC != NULL, _T("no DC assigned to wxHtmlWinParser!!"));
+    wxASSERT_MSG(m_DC != NULL, wxT("no DC assigned to wxHtmlWinParser!!"));

 
     m_FontBold = m_FontItalic = m_FontUnderlined = m_FontFixed = FALSE;
     m_FontSize = 3; //default one
     CreateCurrentFont();           // we're selecting default font into
 
     m_FontBold = m_FontItalic = m_FontUnderlined = m_FontFixed = FALSE;
     m_FontSize = 3; //default one
     CreateCurrentFont();           // we're selecting default font into

-    m_DC->GetTextExtent("H", &m_CharWidth, &m_CharHeight);
+    m_DC->GetTextExtent( wxT("H"), &m_CharWidth, &m_CharHeight);

                 /* NOTE : we're not using GetCharWidth/Height() because
                    of differences under X and win
                  */
 
     m_UseLink = FALSE;
                 /* NOTE : we're not using GetCharWidth/Height() because
                    of differences under X and win
                  */
 
     m_UseLink = FALSE;

-    m_Link = wxHtmlLinkInfo("", "");
+    m_Link = wxHtmlLinkInfo( wxT(""), wxT("") );

     m_LinkColor.Set(0, 0, 0xFF);
     m_ActualColor.Set(0, 0, 0);
     m_Align = wxHTML_ALIGN_LEFT;
     m_tmpLastWasSpace = FALSE;
     m_LinkColor.Set(0, 0, 0xFF);
     m_ActualColor.Set(0, 0, 0);
     m_Align = wxHTML_ALIGN_LEFT;
     m_tmpLastWasSpace = FALSE;

+    m_lastWordCell = NULL;

 
     OpenContainer();
 
     OpenContainer();

-

     OpenContainer();
     OpenContainer();

+
+#if !wxUSE_UNICODE
+    wxString charset = ExtractCharsetInformation(source);
+    if (!charset.empty())
+    {
+        wxFontEncoding enc = wxFontMapper::Get()->CharsetToEncoding(charset);
+        if (enc != wxFONTENCODING_SYSTEM)
+          SetInputEncoding(enc);
+    }
+#endif
+

     m_Container->InsertCell(new wxHtmlColourCell(m_ActualColor));
     m_Container->InsertCell(new wxHtmlColourCell(m_ActualColor));

+    wxColour windowColour = wxSystemSettings::GetColour(wxSYS_COLOUR_WINDOW) ;
+    m_Container->InsertCell(
+            new wxHtmlColourCell(GetWindow() ?
+                                     GetWindow()->GetBackgroundColour() :
+                                     windowColour,
+                                 wxHTML_CLR_BACKGROUND));

     m_Container->InsertCell(new wxHtmlFontCell(CreateCurrentFont()));
 }
 
     m_Container->InsertCell(new wxHtmlFontCell(CreateCurrentFont()));
 }
 

-
-

 void wxHtmlWinParser::DoneParser()
 {
     m_Container = NULL;
 void wxHtmlWinParser::DoneParser()
 {
     m_Container = NULL;

-    SetInputEncoding(wxFONTENCODING_DEFAULT); // for next call
+#if !wxUSE_UNICODE
+    SetInputEncoding(wxFONTENCODING_ISO8859_1); // for next call
+#endif

     wxHtmlParser::DoneParser();
 }
 
     wxHtmlParser::DoneParser();
 }
 

-
-

 wxObject* wxHtmlWinParser::GetProduct()
 {
     wxHtmlContainerCell *top;
 wxObject* wxHtmlWinParser::GetProduct()
 {
     wxHtmlContainerCell *top;


@@ -189,9 +216,38 @@ wxObject* wxHtmlWinParser::GetProduct()
 
     top = m_Container;
     while (top->GetParent()) top = top->GetParent();
 
     top = m_Container;
     while (top->GetParent()) top = top->GetParent();

+    top->RemoveExtraSpacing(true, true);
+

     return top;
 }
 
     return top;
 }
 

+wxFSFile *wxHtmlWinParser::OpenURL(wxHtmlURLType type,
+                                   const wxString& url) const
+{
+    // FIXME - normalize the URL to full path before passing to
+    //         OnOpeningURL!!
+    if ( m_Window )
+    {
+        wxString myurl(url);
+        wxHtmlOpeningStatus status;
+        for (;;)
+        {
+            wxString redirect;
+            status = m_Window->OnOpeningURL(type, myurl, &redirect);
+            if ( status != wxHTML_REDIRECT )
+                break;
+
+            myurl = redirect;
+        }
+
+        if ( status == wxHTML_BLOCK )
+            return NULL;
+
+        return GetFS()->OpenFile(myurl);
+    }
+
+    return wxHtmlParser::OpenURL(type, url);
+}

 
 void wxHtmlWinParser::AddText(const wxChar* txt)
 {
 
 void wxHtmlWinParser::AddText(const wxChar* txt)
 {


@@ -201,6 +257,7 @@ void wxHtmlWinParser::AddText(const wxChar* txt)
            lng = wxStrlen(txt);
     register wxChar d;
     int templen = 0;
            lng = wxStrlen(txt);
     register wxChar d;
     int templen = 0;

+    wxChar nbsp = GetEntitiesParser()->GetCharForCode(160 /* nbsp */);

 
     if (lng+1 > m_tmpStrBufSize)
     {
 
     if (lng+1 > m_tmpStrBufSize)
     {


@@ -234,24 +291,41 @@ void wxHtmlWinParser::AddText(const wxChar* txt)
             temp[templen-1] = wxT(' ');
             temp[templen] = 0;
             templen = 0;
             temp[templen-1] = wxT(' ');
             temp[templen] = 0;
             templen = 0;

+#if !wxUSE_UNICODE

             if (m_EncConv)
                 m_EncConv->Convert(temp);
             if (m_EncConv)
                 m_EncConv->Convert(temp);

-            c = new wxHtmlWordCell(GetEntitiesParser()->Parse(temp), *(GetDC()));
+#endif
+            size_t len = wxStrlen(temp);
+            for (size_t j = 0; j < len; j++)
+                if (temp[j] == nbsp)
+                    temp[j] = wxT(' ');
+            c = new wxHtmlWordCell(temp, *(GetDC()));

             if (m_UseLink)
                 c->SetLink(m_Link);
             m_Container->InsertCell(c);
             if (m_UseLink)
                 c->SetLink(m_Link);
             m_Container->InsertCell(c);

+            ((wxHtmlWordCell*)c)->SetPreviousWord(m_lastWordCell);
+            m_lastWordCell = (wxHtmlWordCell*)c;

             m_tmpLastWasSpace = TRUE;
         }
     }
             m_tmpLastWasSpace = TRUE;
         }
     }

-    if (templen)
+
+    if (templen && (templen > 1 || temp[0] != wxT(' ')))

     {
         temp[templen] = 0;
     {
         temp[templen] = 0;

+#if !wxUSE_UNICODE

         if (m_EncConv)
             m_EncConv->Convert(temp);
         if (m_EncConv)
             m_EncConv->Convert(temp);

-        c = new wxHtmlWordCell(GetEntitiesParser()->Parse(temp), *(GetDC()));
+#endif
+        size_t len = wxStrlen(temp);
+        for (size_t j = 0; j < len; j++)
+            if (temp[j] == nbsp)
+                temp[j] = wxT(' ');
+        c = new wxHtmlWordCell(temp, *(GetDC()));

         if (m_UseLink)
             c->SetLink(m_Link);
         m_Container->InsertCell(c);
         if (m_UseLink)
             c->SetLink(m_Link);
         m_Container->InsertCell(c);

+        ((wxHtmlWordCell*)c)->SetPreviousWord(m_lastWordCell);
+        m_lastWordCell = (wxHtmlWordCell*)c;

         m_tmpLastWasSpace = FALSE;
     }
 }
         m_tmpLastWasSpace = FALSE;
     }
 }


@@ -305,9 +379,15 @@ wxFont* wxHtmlWinParser::CreateCurrentFont()
     wxString face = ff ? m_FontFaceFixed : m_FontFaceNormal;
     wxString *faceptr = &(m_FontsFacesTable[fb][fi][fu][ff][fs]);
     wxFont **fontptr = &(m_FontsTable[fb][fi][fu][ff][fs]);
     wxString face = ff ? m_FontFaceFixed : m_FontFaceNormal;
     wxString *faceptr = &(m_FontsFacesTable[fb][fi][fu][ff][fs]);
     wxFont **fontptr = &(m_FontsTable[fb][fi][fu][ff][fs]);

+#if !wxUSE_UNICODE

     wxFontEncoding *encptr = &(m_FontsEncTable[fb][fi][fu][ff][fs]);
     wxFontEncoding *encptr = &(m_FontsEncTable[fb][fi][fu][ff][fs]);

+#endif

 
 

-    if (*fontptr != NULL && (*faceptr != face || *encptr != m_OutputEnc))
+    if (*fontptr != NULL && (*faceptr != face
+#if !wxUSE_UNICODE
+                             || *encptr != m_OutputEnc
+#endif
+                            ))

     {
         delete *fontptr;
         *fontptr = NULL;
     {
         delete *fontptr;
         *fontptr = NULL;


@@ -316,14 +396,18 @@ wxFont* wxHtmlWinParser::CreateCurrentFont()
     if (*fontptr == NULL)
     {
         *faceptr = face;
     if (*fontptr == NULL)
     {
         *faceptr = face;

-        *encptr = m_OutputEnc;

         *fontptr = new wxFont(
                        (int) (m_FontsSizes[fs] * m_PixelScale),
                        ff ? wxMODERN : wxSWISS,
                        fi ? wxITALIC : wxNORMAL,
                        fb ? wxBOLD : wxNORMAL,
         *fontptr = new wxFont(
                        (int) (m_FontsSizes[fs] * m_PixelScale),
                        ff ? wxMODERN : wxSWISS,
                        fi ? wxITALIC : wxNORMAL,
                        fb ? wxBOLD : wxNORMAL,

-                       fu ? TRUE : FALSE, face,
-                       m_OutputEnc);
+                       fu ? TRUE : FALSE, face
+#if wxUSE_UNICODE
+                       );
+#else
+                       , m_OutputEnc);
+        *encptr = m_OutputEnc;
+#endif

     }
     m_DC->SetFont(**fontptr);
     return (*fontptr);
     }
     m_DC->SetFont(**fontptr);
     return (*fontptr);


@@ -343,12 +427,15 @@ void wxHtmlWinParser::SetFontFace(const wxString& face)
     if (GetFontFixed()) m_FontFaceFixed = face;
     else m_FontFaceNormal = face;
 
     if (GetFontFixed()) m_FontFaceFixed = face;
     else m_FontFaceNormal = face;
 

+#if !wxUSE_UNICODE

     if (m_InputEnc != wxFONTENCODING_DEFAULT)
         SetInputEncoding(m_InputEnc);
     if (m_InputEnc != wxFONTENCODING_DEFAULT)
         SetInputEncoding(m_InputEnc);

+#endif

 }
 
 
 
 }
 
 
 

+#if !wxUSE_UNICODE

 void wxHtmlWinParser::SetInputEncoding(wxFontEncoding enc)
 {
     m_InputEnc = m_OutputEnc = wxFONTENCODING_DEFAULT;
 void wxHtmlWinParser::SetInputEncoding(wxFontEncoding enc)
 {
     m_InputEnc = m_OutputEnc = wxFONTENCODING_DEFAULT;


@@ -364,26 +451,32 @@ void wxHtmlWinParser::SetInputEncoding(wxFontEncoding enc)
     bool availfix, availnorm;
 
     // exact match?
     bool availfix, availnorm;
 
     // exact match?

-    availnorm = wxTheFontMapper->IsEncodingAvailable(enc, m_FontFaceNormal);
-    availfix = wxTheFontMapper->IsEncodingAvailable(enc, m_FontFaceFixed);
+    availnorm = wxFontMapper::Get()->IsEncodingAvailable(enc, m_FontFaceNormal);
+    availfix = wxFontMapper::Get()->IsEncodingAvailable(enc, m_FontFaceFixed);

     if (availnorm && availfix)
         m_OutputEnc = enc;
 
     // alternatives?
     if (availnorm && availfix)
         m_OutputEnc = enc;
 
     // alternatives?

-    else if (wxTheFontMapper->GetAltForEncoding(enc, &altnorm, m_FontFaceNormal, FALSE) &&
-             wxTheFontMapper->GetAltForEncoding(enc, &altfix, m_FontFaceFixed, FALSE) &&
+    else if (wxFontMapper::Get()->GetAltForEncoding(enc, &altnorm, m_FontFaceNormal, FALSE) &&
+             wxFontMapper::Get()->GetAltForEncoding(enc, &altfix, m_FontFaceFixed, FALSE) &&

              altnorm == altfix)
         m_OutputEnc = altnorm;
 
     // at least normal face?
     else if (availnorm)
         m_OutputEnc = enc;
              altnorm == altfix)
         m_OutputEnc = altnorm;
 
     // at least normal face?
     else if (availnorm)
         m_OutputEnc = enc;

-    else if (wxTheFontMapper->GetAltForEncoding(enc, &altnorm, m_FontFaceNormal, FALSE))
+    else if (wxFontMapper::Get()->GetAltForEncoding(enc, &altnorm, m_FontFaceNormal, FALSE))

         m_OutputEnc = altnorm;
 
         m_OutputEnc = altnorm;
 

-    // okay, let convert to ISO_8859-1, available always

     else
     else

+    {
+#ifndef __WXMAC__
+        // okay, let convert to ISO_8859-1, available always

         m_OutputEnc = wxFONTENCODING_DEFAULT;
         m_OutputEnc = wxFONTENCODING_DEFAULT;

+#else
+        m_OutputEnc = wxLocale::GetSystemEncoding() ;
+#endif
+    }

 
     m_InputEnc = enc;
     if (m_OutputEnc == wxFONTENCODING_DEFAULT)
 
     m_InputEnc = enc;
     if (m_OutputEnc == wxFONTENCODING_DEFAULT)


@@ -406,7 +499,7 @@ void wxHtmlWinParser::SetInputEncoding(wxFontEncoding enc)
         m_EncConv = NULL;
     }
 }
         m_EncConv = NULL;
     }
 }

-
+#endif

 
 
 
 
 
 


@@ -417,27 +510,29 @@ void wxHtmlWinParser::SetInputEncoding(wxFontEncoding enc)
 
 IMPLEMENT_ABSTRACT_CLASS(wxHtmlWinTagHandler, wxHtmlTagHandler)
 
 
 IMPLEMENT_ABSTRACT_CLASS(wxHtmlWinTagHandler, wxHtmlTagHandler)
 

-
-

 //-----------------------------------------------------------------------------
 // wxHtmlTagsModule
 //-----------------------------------------------------------------------------
 
 //-----------------------------------------------------------------------------
 // wxHtmlTagsModule
 //-----------------------------------------------------------------------------
 

+// NB: This is *NOT* winpars.cpp's initialization and shutdown code!!
+//     This module is an ancestor for tag handlers modules defined
+//     in m_*.cpp files with TAGS_MODULE_BEGIN...TAGS_MODULE_END construct.
+//
+//     Do not add any winpars.cpp shutdown or initialization code to it,
+//     create a new module instead!

 
 IMPLEMENT_DYNAMIC_CLASS(wxHtmlTagsModule, wxModule)
 
 
 IMPLEMENT_DYNAMIC_CLASS(wxHtmlTagsModule, wxModule)
 

-

 bool wxHtmlTagsModule::OnInit()
 {
     wxHtmlWinParser::AddModule(this);
     return TRUE;
 }
 
 bool wxHtmlTagsModule::OnInit()
 {
     wxHtmlWinParser::AddModule(this);
     return TRUE;
 }
 

-
-

 void wxHtmlTagsModule::OnExit()
 {
     wxHtmlWinParser::RemoveModule(this);
 }
 void wxHtmlTagsModule::OnExit()
 {
     wxHtmlWinParser::RemoveModule(this);
 }

+

 #endif
 
 #endif