*** empty log message ***

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

diff --git a/src/html/mod_pre.cpp b/src/html/mod_pre.cpp
new file mode 100644 (file)
index 0000000..e2fa697
--- /dev/null
+++ b/src/html/mod_pre.cpp
@@ -0,0 +1,157 @@
+/////////////////////////////////////////////////////////////////////////////
+// Name:        mod_pre.cpp
+// Purpose:     wxHtml module for <PRE> ... </PRE> tag (code citation)
+// Author:      Vaclav Slavik
+// Copyright:   (c) 1999 Vaclav Slavik
+// Licence:     wxWindows Licence
+/////////////////////////////////////////////////////////////////////////////
+
+#include "wx/defs.h"
+#if wxUSE_HTML
+
+#include <wx/html/forcelink.h>
+#include <wx/html/mod_templ.h>
+
+#include <wx/html/htmlcell.h>
+#include <wx/tokenzr.h>
+
+FORCE_LINK_ME(mod_pre)
+
+
+//-----------------------------------------------------------------------------
+// wxHtmlCodeCell
+//-----------------------------------------------------------------------------
+
+class wxHtmlPRECell : public wxHtmlCell
+{
+    private:
+        wxString** m_Text;
+                // list of wxString objects.
+        int m_LinesCnt;
+                // number of lines
+        int m_LineHeight;
+                // height of single line of text
+
+    public:
+        wxHtmlPRECell(const wxString& s, wxDC& dc);
+        ~wxHtmlPRECell();
+        void Draw(wxDC& dc, int x, int y, int view_y1, int view_y2);
+};
+
+
+wxHtmlPRECell::wxHtmlPRECell(const wxString& s, wxDC& dc) : wxHtmlCell()
+{
+    wxStringTokenizer tokenizer(s, "\n");
+    wxString tmp;
+    long int x, z;
+    int i;
+
+    m_LineHeight = dc.GetCharHeight();
+    m_LinesCnt = 0;
+    m_Text = NULL;
+    m_Width = m_Height = 0;
+
+    i = 0;
+#if (wxVERSION_NUMBER < 2100)
+    while (tokenizer.HasMoreToken()) {
+#else
+    while (tokenizer.HasMoreTokens()) {
+#endif
+        if (i % 10 == 0) m_Text = (wxString**) realloc(m_Text, sizeof(wxString*) * (i + 10));
+        tmp = tokenizer.NextToken();
+        tmp.Replace("&nbsp;", " ", TRUE);
+        tmp.Replace("&quot;", "\"", TRUE);
+        tmp.Replace("&lt;", "<", TRUE);
+        tmp.Replace("&gt;", ">", TRUE);
+        tmp.Replace("&amp;", "&", TRUE);
+        tmp.Replace("\t", "        ", TRUE);
+        tmp.Replace("\r", "", TRUE);
+        m_Text[i++] = new wxString(tmp);
+
+        dc.GetTextExtent(tmp, &x, &z, &z);
+        if (x > m_Width) m_Width = x;
+        m_Height += m_LineHeight;
+        m_LinesCnt++;
+    }
+}
+
+
+
+wxHtmlPRECell::~wxHtmlPRECell()
+{
+    for (int i = 0; i < m_LinesCnt; i++) delete m_Text[i];
+    free(m_Text);
+}
+
+
+void wxHtmlPRECell::Draw(wxDC& dc, int x, int y, int view_y1, int view_y2)
+{
+    for (int i = 0; i < m_LinesCnt; i++)
+        dc.DrawText(*(m_Text[i]), x + m_PosX, y + m_PosY + m_LineHeight * i);
+
+    wxHtmlCell::Draw(dc, x, y, view_y1, view_y2);
+}
+
+
+
+
+//-----------------------------------------------------------------------------
+// The list handler:
+//-----------------------------------------------------------------------------
+
+
+TAG_HANDLER_BEGIN(PRE, "PRE")
+
+    TAG_HANDLER_PROC(tag)
+    {
+        wxHtmlContainerCell *c;
+
+        int fixed = m_WParser -> GetFontFixed(),
+            italic = m_WParser -> GetFontItalic(),
+            underlined = m_WParser -> GetFontUnderlined(),
+            bold = m_WParser -> GetFontBold(),
+            fsize = m_WParser -> GetFontSize();
+
+        m_WParser -> CloseContainer();
+        c = m_WParser -> OpenContainer();
+        c -> SetAlignHor(HTML_ALIGN_LEFT);
+        c -> SetIndent(m_WParser -> GetCharHeight(), HTML_INDENT_VERTICAL);
+
+        m_WParser -> SetFontUnderlined(FALSE);
+        m_WParser -> SetFontBold(FALSE);
+        m_WParser -> SetFontItalic(FALSE);
+        m_WParser -> SetFontFixed(TRUE);
+        m_WParser -> SetFontSize(0);
+        c -> InsertCell(new wxHtmlFontCell(m_WParser -> CreateCurrentFont()));
+
+        {
+            wxString cit;
+            cit = m_WParser -> GetSource() -> Mid(tag.GetBeginPos(), tag.GetEndPos1() - tag.GetBeginPos());
+            c -> InsertCell(new wxHtmlPRECell(cit, *(m_WParser -> GetDC())));
+        }
+
+        m_WParser -> SetFontUnderlined(underlined);
+        m_WParser -> SetFontBold(bold);
+        m_WParser -> SetFontItalic(italic);
+        m_WParser -> SetFontFixed(fixed);
+        m_WParser -> SetFontSize(fsize);
+        c -> InsertCell(new wxHtmlFontCell(m_WParser -> CreateCurrentFont()));
+
+        m_WParser -> CloseContainer();
+        m_WParser -> OpenContainer();
+        return TRUE;
+    }
+
+TAG_HANDLER_END(PRE)
+
+
+
+
+
+TAGS_MODULE_BEGIN(Pre)
+
+    TAGS_MODULE_ADD(PRE)
+
+TAGS_MODULE_END(Pre)
+
+#endif