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git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@2963 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
1999-07-07 22:04:58 +00:00
parent fae05df5a9
commit 5526e819ec
107 changed files with 14270 additions and 5 deletions
--- a/src/html/htmlfilter.cpp
+++ b/src/html/htmlfilter.cpp
@@ -0,0 +1,170 @@
+/////////////////////////////////////////////////////////////////////////////
+// Name:        filter.cpp
+// Purpose:     wxHtmlFilter - input filter for translating into HTML format
+// Author:      Vaclav Slavik
+// Copyright:   (c) 1999 Vaclav Slavik
+// Licence:     wxWindows Licence
+/////////////////////////////////////////////////////////////////////////////
+
+
+#ifdef __GNUG__
+#pragma implementation
+#endif
+
+#include <wx/wxprec.h>
+
+#include "wx/defs.h"
+#if wxUSE_HTML
+
+#ifdef __BORDLANDC__
+#pragma hdrstop
+#endif
+
+#ifndef WXPRECOMP
+#include <wx/wx.h>
+#endif
+
+#include <wx/html/htmlfilter.h>
+#include <wx/html/htmlwin.h>
+
+
+/*
+
+There is code for several default filters:
+
+*/
+
+IMPLEMENT_ABSTRACT_CLASS(wxHtmlFilter, wxObject)
+
+//--------------------------------------------------------------------------------
+// wxHtmlFilterPlainText
+//          filter for text/plain or uknown
+//--------------------------------------------------------------------------------
+
+IMPLEMENT_DYNAMIC_CLASS(wxHtmlFilterPlainText, wxHtmlFilter)
+
+bool wxHtmlFilterPlainText::CanRead(const wxFSFile& file)
+{
+    return TRUE;
+}
+
+
+
+wxString wxHtmlFilterPlainText::ReadFile(const wxFSFile& file)
+{
+    wxInputStream *s = file.GetStream();
+    char *src;
+    wxString doc, doc2;
+
+    if (s == NULL) return wxEmptyString;
+    src = (char*) malloc(s -> StreamSize());
+    src[s -> StreamSize()] = 0;
+    s -> Read(src, s -> StreamSize());
+    doc = src;
+    free(src);
+
+    doc.Replace("<", "&lt;", TRUE);
+    doc.Replace(">", "&gt;", TRUE);
+    doc2 = "<HTML><BODY><PRE>\n" + doc + "\n</PRE></BODY></HTML>";
+    return doc2;
+}
+
+
+
+
+
+//--------------------------------------------------------------------------------
+// wxHtmlFilterImage
+//          filter for image/*
+//--------------------------------------------------------------------------------
+
+class wxHtmlFilterImage : public wxHtmlFilter
+{
+    DECLARE_DYNAMIC_CLASS(wxHtmlFilterImage)
+
+    public:
+        virtual bool CanRead(const wxFSFile& file);
+        virtual wxString ReadFile(const wxFSFile& file);
+};
+
+IMPLEMENT_DYNAMIC_CLASS(wxHtmlFilterImage, wxHtmlFilter)
+
+
+
+bool wxHtmlFilterImage::CanRead(const wxFSFile& file)
+{
+    return (file.GetMimeType().Left(6) == "image/");
+}
+
+
+
+wxString wxHtmlFilterImage::ReadFile(const wxFSFile& file)
+{
+    return ("<HTML><BODY><IMG SRC=\"" + file.GetLocation() + "\"></BODY></HTML>");
+}
+
+
+
+
+//--------------------------------------------------------------------------------
+// wxHtmlFilterPlainText
+//          filter for text/plain or uknown
+//--------------------------------------------------------------------------------
+
+class wxHtmlFilterHTML : public wxHtmlFilter
+{
+    DECLARE_DYNAMIC_CLASS(wxHtmlFilterHTML)
+
+    public:
+        virtual bool CanRead(const wxFSFile& file);
+        virtual wxString ReadFile(const wxFSFile& file);
+};
+
+
+IMPLEMENT_DYNAMIC_CLASS(wxHtmlFilterHTML, wxHtmlFilter)
+
+bool wxHtmlFilterHTML::CanRead(const wxFSFile& file)
+{
+    return (file.GetMimeType() == "text/html");
+}
+
+
+
+wxString wxHtmlFilterHTML::ReadFile(const wxFSFile& file)
+{
+    wxInputStream *s = file.GetStream();
+    char *src;
+    wxString doc;
+
+    if (s == NULL) return wxEmptyString;
+    src = (char*) malloc(s -> StreamSize() + 1);
+    src[s -> StreamSize()] = 0;
+    s -> Read(src, s -> StreamSize());
+    doc = src;
+    free(src);
+
+    return doc;
+}
+
+
+
+
+///// Module:
+
+class wxHtmlFilterModule : public wxModule
+{
+    DECLARE_DYNAMIC_CLASS(wxHtmlFilterModule)
+
+    public:
+        virtual bool OnInit()
+        {
+            wxHtmlWindow::AddFilter(new wxHtmlFilterHTML);
+            wxHtmlWindow::AddFilter(new wxHtmlFilterImage);
+            return TRUE;
+        }
+        virtual void OnExit() {}
+};
+
+IMPLEMENT_DYNAMIC_CLASS(wxHtmlFilterModule, wxModule)
+
+#endif