04dbb6467b
git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@10850 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
73 lines
1.7 KiB
C++
73 lines
1.7 KiB
C++
/////////////////////////////////////////////////////////////////////////////
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// Name: search.cpp
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// Purpose: search engine
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// Author: Vaclav Slavik
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// RCS-ID: $Id$
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// Copyright: (c) 1999 Vaclav Slavik
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// Licence: wxWindows Licence
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/////////////////////////////////////////////////////////////////////////////
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#ifdef __GNUG__
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#pragma implementation
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#endif
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#include "wx/wxprec.h"
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#include "wx/defs.h"
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#if wxUSE_HTML
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#ifdef __BORDLANDC__
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#pragma hdrstop
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#endif
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#ifndef WXPRECOMP
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#endif
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#include "wx/html/helpdata.h"
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//--------------------------------------------------------------------------------
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// wxSearchEngine
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//--------------------------------------------------------------------------------
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void wxSearchEngine::LookFor(const wxString& keyword)
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{
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if (m_Keyword) delete[] m_Keyword;
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m_Keyword = new wxChar[keyword.Length() + 1];
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wxStrcpy(m_Keyword, keyword.c_str());
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for (int i = wxStrlen(m_Keyword) - 1; i >= 0; i--)
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if ((m_Keyword[i] >= wxT('A')) && (m_Keyword[i] <= wxT('Z')))
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m_Keyword[i] += wxT('a') - wxT('A');
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}
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bool wxSearchEngine::Scan(wxInputStream *stream)
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{
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wxASSERT_MSG(m_Keyword != NULL, _("wxSearchEngine::LookFor must be called before scanning!"));
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int i, j;
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int lng = stream ->GetSize();
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int wrd = wxStrlen(m_Keyword);
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bool found = FALSE;
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char *buf = new char[lng + 1];
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stream -> Read(buf, lng);
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buf[lng] = 0;
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for (i = 0; i < lng; i++)
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if ((buf[i] >= 'A') && (buf[i] <= 'Z')) buf[i] += 'a' - 'A';
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for (i = 0; i < lng - wrd; i++) {
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j = 0;
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while ((j < wrd) && (buf[i + j] == m_Keyword[j])) j++;
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if (j == wrd) {found = TRUE; break;}
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}
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delete[] buf;
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return found;
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}
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#endif
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