Fixed OpenWatcom (strange) scope related crash.

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

diff --git a/src/html/m_layout.cpp b/src/html/m_layout.cpp
index 0809130d4249d6fe9152498c07dd3a6ef8062096..e4242e6a6621764405e1e8d827534cd9ec23ffa0 100644 (file)
--- a/src/html/m_layout.cpp
+++ b/src/html/m_layout.cpp
@@ -1,27 +1,24 @@
 /////////////////////////////////////////////////////////////////////////////
-// Name:        m_layout.cpp
+// Name:        src/html/m_layout.cpp
 // Purpose:     wxHtml module for basic paragraphs/layout handling
 // Author:      Vaclav Slavik
 // RCS-ID:      $Id$
 // Copyright:   (c) 1999 Vaclav Slavik
 // Licence:     wxWindows licence
 /////////////////////////////////////////////////////////////////////////////
-#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
-#pragma implementation
-#endif
 
 #include "wx/wxprec.h"
 
-
-#include "wx/defs.h"
-#if wxUSE_HTML && wxUSE_STREAMS
 #ifdef __BORLANDC__
-#pragma hdrstop
+    #pragma hdrstop
 #endif
 
+#if wxUSE_HTML && wxUSE_STREAMS
+
 #ifndef WXPRECOMP
 #endif
 
+#include "wx/image.h"
 
 #include "wx/html/forcelnk.h"
 #include "wx/html/m_templ.h"
@@ -290,21 +287,19 @@ TAG_HANDLER_BEGIN(TITLE, "TITLE")
 
     TAG_HANDLER_PROC(tag)
     {
-        if (m_WParser->GetWindow())
+        wxHtmlWindowInterface *winIface = m_WParser->GetWindowInterface();
+        if (winIface)
         {
-            wxHtmlWindow *wfr = (wxHtmlWindow*)(m_WParser->GetWindow());
-            if (wfr)
-            {
-                wxString title = m_WParser->GetSource()->Mid(
-                                        tag.GetBeginPos(),
-                                        tag.GetEndPos1()-tag.GetBeginPos());
-#if !wxUSE_UNICODE
-                wxCSConv conv(m_WParser->GetInputEncoding());
-                title = wxString(title.wc_str(conv), wxConvLocal);
+            wxString title = m_WParser->GetSource()->Mid(
+                                    tag.GetBeginPos(),
+                                    tag.GetEndPos1()-tag.GetBeginPos());
+#if !wxUSE_UNICODE && wxUSE_WCHAR_T
+            wxCSConv conv(m_WParser->GetInputEncoding());
+            title = wxString(title.wc_str(conv), wxConvLocal);
 #endif
-                title = m_WParser->GetEntitiesParser()->Parse(title);
-                wfr->OnSetTitle(title);
-            }
+            title = m_WParser->GetEntitiesParser()->Parse(title);
+
+            winIface->SetHTMLWindowTitle(title);
         }
         return true;
     }
@@ -330,13 +325,39 @@ TAG_HANDLER_BEGIN(BODY, "BODY")
         if (tag.GetParamAsColour(wxT("LINK"), &clr))
             m_WParser->SetLinkColor(clr);
 
+        wxHtmlWindowInterface *winIface = m_WParser->GetWindowInterface();
+        // the rest of this function requires a window:
+        if ( !winIface )
+            return false;
+
+        if (tag.HasParam(wxT("BACKGROUND")))
+        {
+            wxFSFile *fileBgImage = m_WParser->OpenURL
+                                               (
+                                                wxHTML_URL_IMAGE,
+                                                tag.GetParam(wxT("BACKGROUND"))
+                                               );
+            if ( fileBgImage )
+            {
+                wxInputStream *is = fileBgImage->GetStream();
+                if ( is )
+                {
+#if !defined(__WXMSW__) || wxUSE_WXDIB
+                    wxImage image(*is);
+                    if ( image.Ok() )
+                        winIface->SetHTMLBackgroundImage(image);
+#endif
+                }
+            }
+        }
+
         if (tag.GetParamAsColour(wxT("BGCOLOR"), &clr))
         {
             m_WParser->GetContainer()->InsertCell(
                 new wxHtmlColourCell(clr, wxHTML_CLR_BACKGROUND));
-            if (m_WParser->GetWindow() != NULL)
-                m_WParser->GetWindow()->SetBackgroundColour(clr);
+            winIface->SetHTMLBackgroundColour(clr);
         }
+
         return false;
     }
 
@@ -373,6 +394,42 @@ TAG_HANDLER_END(BLOCKQUOTE)
 
 
 
+TAG_HANDLER_BEGIN(SUBSUP, "SUB,SUP")
+
+    TAG_HANDLER_PROC(tag)
+    {
+        bool issub = (tag.GetName() == wxT("SUB"));
+        wxHtmlScriptMode oldmode = m_WParser->GetScriptMode();
+        int oldbase = m_WParser->GetScriptBaseline();
+        int oldsize = m_WParser->GetFontSize();
+
+        wxHtmlContainerCell *cont = m_WParser->GetContainer();
+        wxHtmlCell *c = cont->GetLastChild();
+
+        m_WParser->SetScriptMode(issub ? wxHTML_SCRIPT_SUB : wxHTML_SCRIPT_SUP);
+        m_WParser->SetScriptBaseline(oldbase + c->GetScriptBaseline());
+
+        // select smaller font
+        m_WParser->SetFontSize(m_WParser->GetFontSize()-2);
+        cont->InsertCell(new wxHtmlFontCell(m_WParser->CreateCurrentFont()));
+
+        ParseInner(tag);
+
+        // restore font size
+        m_WParser->SetFontSize(oldsize);
+        m_WParser->GetContainer()->InsertCell(
+            new wxHtmlFontCell(m_WParser->CreateCurrentFont()));
+
+        // restore base and alignment
+        m_WParser->SetScriptBaseline(oldbase);
+        m_WParser->SetScriptMode(oldmode);
+
+        return true;
+    }
+
+TAG_HANDLER_END(SUBSUP)
+
+
 // Tag handler for tags that we have to ignore, otherwise non-text data
 // would show up as text:
 TAG_HANDLER_BEGIN(DoNothing, "SCRIPT")
@@ -386,6 +443,8 @@ TAG_HANDLER_END(DoNothing)
 
 
 
+
+
 TAGS_MODULE_BEGIN(Layout)
 
     TAGS_MODULE_ADD(P)
@@ -395,6 +454,7 @@ TAGS_MODULE_BEGIN(Layout)
     TAGS_MODULE_ADD(TITLE)
     TAGS_MODULE_ADD(BODY)
     TAGS_MODULE_ADD(BLOCKQUOTE)
+    TAGS_MODULE_ADD(SUBSUP)
     TAGS_MODULE_ADD(DoNothing)
 
 TAGS_MODULE_END(Layout)