/////////////////////////////////////////////////////////////////////////////
// Name: helpdata.cpp
// Purpose: wxHtmlHelpData
-// Notes: Based on htmlhelp.cpp, implementing a monolithic
+// Notes: Based on htmlhelp.cpp, implementing a monolithic
// HTML Help controller class, by Vaclav Slavik
// Author: Harm van der Heijden and Vaclav Slavik
-// Created:
-// RCS-ID:
+// RCS-ID: $Id$
// Copyright: (c) Harm van der Heijden and Vaclav Slavik
// Licence: wxWindows licence
/////////////////////////////////////////////////////////////////////////////
#ifdef __GNUG__
-#pragma implementation "helpdata.h"
+#pragma implementation
#endif
// For compilers that support precompilation, includes "wx.h".
#include "wx/tokenzr.h"
#include "wx/wfstream.h"
#include "wx/busyinfo.h"
-#include "wx/html/htmlparser.h"
+#include "wx/html/htmlpars.h"
#include "wx/html/htmldefs.h"
#include "wx/arrimpl.cpp"
static wxString SafeFileName(const wxString& s)
{
wxString res = s;
- res.Replace(":", "_", TRUE);
- res.Replace(" ", "_", TRUE);
- res.Replace("/", "_", TRUE);
- res.Replace("\\", "_", TRUE);
- res.Replace("#", "_", TRUE);
- res.Replace(".", "_", TRUE);
+ res.Replace(wxT(":"), wxT("_"), TRUE);
+ res.Replace(wxT(" "), wxT("_"), TRUE);
+ res.Replace(wxT("/"), wxT("_"), TRUE);
+ res.Replace(wxT("\\"), wxT("_"), TRUE);
+ res.Replace(wxT("#"), wxT("_"), TRUE);
+ res.Replace(wxT("."), wxT("_"), TRUE);
return res;
}
-static int IndexCompareFunc(const void *a, const void *b)
+static int LINKAGEMODE IndexCompareFunc(const void *a, const void *b)
{
- return strcmp(((wxHtmlContentsItem*)a) -> m_Name, ((wxHtmlContentsItem*)b) -> m_Name);
+ return wxStrcmp(((wxHtmlContentsItem*)a) -> m_Name, ((wxHtmlContentsItem*)b) -> m_Name);
}
class HP_Parser : public wxHtmlParser
{
public:
- void AddText(const char* text) {}
- wxObject* GetProduct() {return NULL;}
+ void AddText(const char* WXUNUSED(text)) { }
+ wxObject* GetProduct() { return NULL; }
};
private:
wxString m_Name, m_Page;
int m_Level;
- int m_ID;
+ int m_ID;
int m_Index;
wxHtmlContentsItem *m_Items;
int m_ItemsCnt;
wxHtmlBookRecord *m_Book;
public:
- HP_TagHandler(wxHtmlBookRecord *b) : wxHtmlTagHandler() {m_Book = b; m_Items = NULL; m_ItemsCnt = 0; m_Name = m_Page = wxEmptyString; m_Level = 0;}
- wxString GetSupportedTags() {return "UL,OBJECT,PARAM";}
+ HP_TagHandler(wxHtmlBookRecord *b) : wxHtmlTagHandler() {m_Book = b; m_Items = NULL; m_ItemsCnt = 0; m_Name = m_Page = wxEmptyString; m_Level = 0; }
+ wxString GetSupportedTags() { return wxT("UL,OBJECT,PARAM"); }
bool HandleTag(const wxHtmlTag& tag);
void WriteOut(wxHtmlContentsItem*& array, int& size);
void ReadIn(wxHtmlContentsItem* array, int size);
bool HP_TagHandler::HandleTag(const wxHtmlTag& tag)
{
- if (tag.GetName() == "UL") {
+ if (tag.GetName() == wxT("UL")) {
m_Level++;
ParseInner(tag);
m_Level--;
return TRUE;
}
-
- else if (tag.GetName() == "OBJECT") {
+ else if (tag.GetName() == wxT("OBJECT")) {
m_Name = m_Page = wxEmptyString;
ParseInner(tag);
- if (m_Page != wxEmptyString) {
- if (m_ItemsCnt % HTML_REALLOC_STEP == 0)
- m_Items = (wxHtmlContentsItem*) realloc(m_Items, (m_ItemsCnt + HTML_REALLOC_STEP) * sizeof(wxHtmlContentsItem));
+
+ if (!m_Page.IsEmpty())
+ /* should be 'if (tag.GetParam("TYPE") == "text/sitemap")'
+ but this works fine. Valid HHW's file may contain only two
+ object tags:
+
+ <OBJECT type="text/site properties">
+ <param name="ImageType" value="Folder">
+ </OBJECT>
+
+ or
+
+ <OBJECT type="text/sitemap">
+ <param name="Name" value="main page">
+ <param name="Local" value="another.htm">
+ </OBJECT>
+
+ We're interested in the latter. !m_Page.IsEmpty() is valid
+ condition because text/site properties does not contain Local param
+ */
+ {
+ if (m_ItemsCnt % wxHTML_REALLOC_STEP == 0)
+ m_Items = (wxHtmlContentsItem*) realloc(m_Items, (m_ItemsCnt + wxHTML_REALLOC_STEP) * sizeof(wxHtmlContentsItem));
m_Items[m_ItemsCnt].m_Level = m_Level;
m_Items[m_ItemsCnt].m_ID = m_ID;
- m_Items[m_ItemsCnt].m_Page = new char[m_Page.Length() + 1];
- strcpy(m_Items[m_ItemsCnt].m_Page, m_Page.c_str());
- m_Items[m_ItemsCnt].m_Name = new char [m_Name.Length() + 1];
- strcpy(m_Items[m_ItemsCnt].m_Name, m_Name.c_str());
+ m_Items[m_ItemsCnt].m_Page = new wxChar[m_Page.Length() + 1];
+ wxStrcpy(m_Items[m_ItemsCnt].m_Page, m_Page.c_str());
+ m_Items[m_ItemsCnt].m_Name = new wxChar [m_Name.Length() + 1];
+ wxStrcpy(m_Items[m_ItemsCnt].m_Name, m_Name.c_str());
m_Items[m_ItemsCnt].m_Book = m_Book;
m_ItemsCnt++;
}
+
return TRUE;
}
-
else { // "PARAM"
- if (m_Name == wxEmptyString && tag.GetParam("NAME") == "Name") m_Name = tag.GetParam("VALUE");
- if (tag.GetParam("NAME") == "Local") m_Page = tag.GetParam("VALUE");
- if (tag.GetParam("NAME") == "ID") tag.ScanParam("VALUE", "%i", &m_ID);
+ if (m_Name == wxEmptyString && tag.GetParam(wxT("NAME")) == wxT("Name")) m_Name = tag.GetParam(wxT("VALUE"));
+ if (tag.GetParam(wxT("NAME")) == wxT("Local")) m_Page = tag.GetParam(wxT("VALUE"));
+ if (tag.GetParam(wxT("NAME")) == wxT("ID")) tag.ScanParam(wxT("VALUE"), wxT("%i"), &m_ID);
return FALSE;
}
}
m_ItemsCnt = size;
}
+
+
+
//-----------------------------------------------------------------------------
// wxHtmlHelpData
//-----------------------------------------------------------------------------
IMPLEMENT_DYNAMIC_CLASS(wxHtmlHelpData, wxObject)
-wxHtmlHelpData::wxHtmlHelpData()
+wxHtmlHelpData::wxHtmlHelpData()
{
m_TempPath = wxEmptyString;
char *buf;
int sz;
wxString string;
-
+
HP_Parser parser;
HP_TagHandler *handler = new HP_TagHandler(book);
parser.AddTagHandler(handler);
- f = ( contentsfile.IsEmpty() ? NULL : fsys.OpenFile(contentsfile) );
+ f = ( contentsfile.IsEmpty() ? 0 : fsys.OpenFile(contentsfile) );
if (f) {
sz = f -> GetStream() -> GetSize();
- buf = new char[sz+1];
+ buf = new char[sz + 1];
buf[sz] = 0;
f -> GetStream() -> Read(buf, sz);
delete f;
delete[] buf;
}
- f = ( indexfile.IsEmpty() ? NULL : fsys.OpenFile(indexfile) );
+ f = ( indexfile.IsEmpty() ? 0 : fsys.OpenFile(indexfile) );
if (f) {
sz = f -> GetStream() -> GetSize();
- buf = new char[sz+1];
+ buf = new char[sz + 1];
buf[sz] = 0;
f -> GetStream() -> Read(buf, sz);
delete f;
f -> Read(&x, sizeof(x));
st = m_ContentsCnt;
m_ContentsCnt += x;
- m_Contents = (wxHtmlContentsItem*) realloc(m_Contents, (m_ContentsCnt / HTML_REALLOC_STEP + 1) * HTML_REALLOC_STEP * sizeof(wxHtmlContentsItem));
+ m_Contents = (wxHtmlContentsItem*) realloc(m_Contents, (m_ContentsCnt / wxHTML_REALLOC_STEP + 1) * wxHTML_REALLOC_STEP * sizeof(wxHtmlContentsItem));
for (i = st; i < m_ContentsCnt; i++) {
f -> Read(&x, sizeof(x));
m_Contents[i].m_Level = x;
f -> Read(&x, sizeof(x));
m_Contents[i].m_ID = x;
f -> Read(&x, sizeof(x));
- m_Contents[i].m_Name = new char[x];
- f -> Read(m_Contents[i].m_Name, x);
+ m_Contents[i].m_Name = new wxChar[x];
+ f -> Read(m_Contents[i].m_Name, x*sizeof(wxChar));
f -> Read(&x, sizeof(x));
- m_Contents[i].m_Page = new char[x];
- f -> Read(m_Contents[i].m_Page, x);
+ m_Contents[i].m_Page = new wxChar[x];
+ f -> Read(m_Contents[i].m_Page, x*sizeof(wxChar));
m_Contents[i].m_Book = book;
}
f -> Read(&x, sizeof(x));
st = m_IndexCnt;
m_IndexCnt += x;
- m_Index = (wxHtmlContentsItem*) realloc(m_Index, (m_IndexCnt / HTML_REALLOC_STEP + 1) * HTML_REALLOC_STEP * sizeof(wxHtmlContentsItem));
+ m_Index = (wxHtmlContentsItem*) realloc(m_Index, (m_IndexCnt / wxHTML_REALLOC_STEP + 1) * wxHTML_REALLOC_STEP * sizeof(wxHtmlContentsItem));
for (i = st; i < m_IndexCnt; i++) {
f -> Read(&x, sizeof(x));
- m_Index[i].m_Name = new char[x];
- f -> Read(m_Index[i].m_Name, x);
+ m_Index[i].m_Name = new wxChar[x];
+ f -> Read(m_Index[i].m_Name, x*sizeof(wxChar));
f -> Read(&x, sizeof(x));
- m_Index[i].m_Page = new char[x];
- f -> Read(m_Index[i].m_Page, x);
+ m_Index[i].m_Page = new wxChar[x];
+ f -> Read(m_Index[i].m_Page, x*sizeof(wxChar));
m_Index[i].m_Book = book;
}
return TRUE;
f -> Write(&x, sizeof(x));
x = m_Contents[i].m_ID;
f -> Write(&x, sizeof(x));
- x = strlen(m_Contents[i].m_Name) + 1;
+ x = wxStrlen(m_Contents[i].m_Name) + 1;
f -> Write(&x, sizeof(x));
- f -> Write(m_Contents[i].m_Name, x);
- x = strlen(m_Contents[i].m_Page) + 1;
+ f -> Write(m_Contents[i].m_Name, x*sizeof(wxChar));
+ x = wxStrlen(m_Contents[i].m_Page) + 1;
f -> Write(&x, sizeof(x));
- f -> Write(m_Contents[i].m_Page, x);
+ f -> Write(m_Contents[i].m_Page, x*sizeof(wxChar));
}
/* save index : */
f -> Write(&x, sizeof(x));
for (i = 0; i < m_IndexCnt; i++) {
if (m_Index[i].m_Book != book || m_Index[i].m_Level == 0) continue;
- x = strlen(m_Index[i].m_Name) + 1;
+ x = wxStrlen(m_Index[i].m_Name) + 1;
f -> Write(&x, sizeof(x));
- f -> Write(m_Index[i].m_Name, x);
- x = strlen(m_Index[i].m_Page) + 1;
+ f -> Write(m_Index[i].m_Name, x*sizeof(wxChar));
+ x = wxStrlen(m_Index[i].m_Page) + 1;
f -> Write(&x, sizeof(x));
- f -> Write(m_Index[i].m_Page, x);
+ f -> Write(m_Index[i].m_Page, x*sizeof(wxChar));
}
return TRUE;
}
{
if (path == wxEmptyString) m_TempPath = path;
else {
- if (wxIsAbsolutePath(path)) m_TempPath = path;
- else m_TempPath = wxGetCwd() + "/" + path;
+ if (wxIsAbsolutePath(path)) m_TempPath = path;
+ else m_TempPath = wxGetCwd() + "/" + path;
- if (m_TempPath[m_TempPath.Length() - 1] != '/')
+ if (m_TempPath[m_TempPath.Length() - 1] != '/')
m_TempPath << "/";
}
}
-bool wxHtmlHelpData::AddBookParam(const wxString& title, const wxString& contfile,
- const wxString& indexfile, const wxString& deftopic,
- const wxString& path)
+bool wxHtmlHelpData::AddBookParam(const wxString& title, const wxString& contfile,
+ const wxString& indexfile, const wxString& deftopic,
+ const wxString& path)
{
wxFileSystem fsys;
wxFSFile *fi;
wxHtmlBookRecord *bookr;
wxString safetitle;
-
+
if (! path.IsEmpty())
- // workaround for bug in ChangePathTo(name, TRUE)
- fsys.ChangePathTo(path+"/gaga");
+ fsys.ChangePathTo(path, TRUE);
- bookr = new wxHtmlBookRecord(path+'/', title, deftopic);
+ bookr = new wxHtmlBookRecord(fsys.GetPath(), title, deftopic);
- if (m_ContentsCnt % HTML_REALLOC_STEP == 0)
- m_Contents = (wxHtmlContentsItem*) realloc(m_Contents, (m_ContentsCnt + HTML_REALLOC_STEP) * sizeof(wxHtmlContentsItem));
+ if (m_ContentsCnt % wxHTML_REALLOC_STEP == 0)
+ m_Contents = (wxHtmlContentsItem*) realloc(m_Contents, (m_ContentsCnt + wxHTML_REALLOC_STEP) * sizeof(wxHtmlContentsItem));
m_Contents[m_ContentsCnt].m_Level = 0;
m_Contents[m_ContentsCnt].m_ID = 0;
- m_Contents[m_ContentsCnt].m_Page = new char[deftopic.Length() + 1];
- strcpy(m_Contents[m_ContentsCnt].m_Page, deftopic.c_str());
- m_Contents[m_ContentsCnt].m_Name = new char [title.Length() + 1];
- strcpy(m_Contents[m_ContentsCnt].m_Name, title.c_str());
+ m_Contents[m_ContentsCnt].m_Page = new wxChar[deftopic.Length() + 1];
+ wxStrcpy(m_Contents[m_ContentsCnt].m_Page, deftopic.c_str());
+ m_Contents[m_ContentsCnt].m_Name = new wxChar [title.Length() + 1];
+ wxStrcpy(m_Contents[m_ContentsCnt].m_Name, title.c_str());
m_Contents[m_ContentsCnt].m_Book = bookr;
// store the contents index for later
// Try to find cached binary versions:
safetitle = SafeFileName(title);
- fi = fsys.OpenFile(safetitle + ".cached");
- if (fi == NULL) fi = fsys.OpenFile(m_TempPath + safetitle + ".cached");
+ fi = fsys.OpenFile(safetitle + wxT(".cached"));
+ if (fi == NULL) fi = fsys.OpenFile(m_TempPath + safetitle + wxT(".cached"));
if ((fi == NULL) || (m_TempPath == wxEmptyString)) {
LoadMSProject(bookr, fsys, indexfile, contfile);
if (m_TempPath != wxEmptyString) {
- wxFileOutputStream *outs = new wxFileOutputStream(m_TempPath + safetitle + ".cached");
+ wxFileOutputStream *outs = new wxFileOutputStream(m_TempPath + safetitle + wxT(".cached"));
SaveCachedBook(bookr, outs);
delete outs;
- }
- }
- else {
+ }
+ } else {
LoadCachedBook(bookr, fi -> GetStream());
delete fi;
}
m_BookRecords.Add(bookr);
if (m_IndexCnt > 0)
qsort(m_Index, m_IndexCnt, sizeof(wxHtmlContentsItem), IndexCompareFunc);
-
+
return TRUE;
}
bool wxHtmlHelpData::AddBook(const wxString& book)
{
- wxFSFile *fi;
- wxFileSystem fsys;
- wxInputStream *s;
- wxString bookFull;
-
- int sz;
- char *buff, *lineptr;
- char linebuf[300];
-
- wxString title = _("noname"),
- safetitle,
- start = wxEmptyString,
- contents = wxEmptyString, index = wxEmptyString;
-
- if (wxIsAbsolutePath(book)) bookFull = book;
- else bookFull = wxGetCwd() + "/" + book;
-
- fi = fsys.OpenFile(bookFull);
- if (fi == NULL) return FALSE;
- fsys.ChangePathTo(bookFull);
- s = fi -> GetStream();
- sz = s -> GetSize();
- buff = new char[sz+1];
- buff[sz] = 0;
- s -> Read(buff, sz);
- lineptr = buff;
- delete fi;
-
- while ((lineptr = ReadLine(lineptr, linebuf)) != NULL) {
- if (strstr(linebuf, "Title=") == linebuf)
- title = linebuf + strlen("Title=");
- if (strstr(linebuf, "Default topic=") == linebuf)
- start = linebuf + strlen("Default topic=");
- if (strstr(linebuf, "Index file=") == linebuf)
- index = linebuf + strlen("Index file=");
- if (strstr(linebuf, "Contents file=") == linebuf)
- contents = linebuf + strlen("Contents file=");
+ if (book.Right(4).Lower() == wxT(".zip") ||
+ book.Right(4).Lower() == wxT(".htb") /*html book*/)
+
+ {
+ wxFileSystem fsys;
+ wxString s;
+ bool rt = FALSE;
+
+ s = fsys.FindFirst(book + wxT("#zip:") + wxT("*.hhp"), wxFILE);
+ while (!s.IsEmpty())
+ {
+ if (AddBook(s)) rt = TRUE;
+ s = fsys.FindNext();
+ }
+
+ return rt;
}
- delete[] buff;
- return AddBookParam(title, contents, index, start, fsys.GetPath());
+
+ else
+ {
+ wxFSFile *fi;
+ wxFileSystem fsys;
+ wxInputStream *s;
+ wxString bookFull;
+
+ int sz;
+ char *buff, *lineptr;
+ char linebuf[300];
+
+ wxString title = _("noname"),
+ safetitle,
+ start = wxEmptyString,
+ contents = wxEmptyString, index = wxEmptyString;
+
+ if (wxIsAbsolutePath(book)) bookFull = book;
+ else bookFull = wxGetCwd() + "/" + book;
+
+ fi = fsys.OpenFile(bookFull);
+ if (fi == NULL) return FALSE;
+ fsys.ChangePathTo(bookFull);
+ s = fi -> GetStream();
+ sz = s -> GetSize();
+ buff = new char[sz + 1];
+ buff[sz] = 0;
+ s -> Read(buff, sz);
+ lineptr = buff;
+ delete fi;
+
+ do {
+ lineptr = ReadLine(lineptr, linebuf);
+
+ if (strstr(linebuf, "Title=") == linebuf)
+ title = linebuf + strlen("Title=");
+ if (strstr(linebuf, "Default topic=") == linebuf)
+ start = linebuf + strlen("Default topic=");
+ if (strstr(linebuf, "Index file=") == linebuf)
+ index = linebuf + strlen("Index file=");
+ if (strstr(linebuf, "Contents file=") == linebuf)
+ contents = linebuf + strlen("Contents file=");
+ } while (lineptr != NULL);
+ delete[] buff;
+
+ return AddBookParam(title, contents, index, start, fsys.GetPath());
+ }
}
wxString wxHtmlHelpData::FindPageByName(const wxString& x)
cnt = m_ContentsCnt;
for (i = 0; i < cnt; i++) {
- if (strcmp(m_Contents[i].m_Name, x) == 0) {
+ if (wxStrcmp(m_Contents[i].m_Name, x) == 0) {
url = m_Contents[i].m_Book -> GetBasePath() + m_Contents[i].m_Page;
return url;
}
cnt = m_IndexCnt;
for (i = 0; i < cnt; i++) {
- if (strcmp(m_Index[i].m_Name, x) == 0) {
+ if (wxStrcmp(m_Index[i].m_Name, x) == 0) {
url = m_Index[i].m_Book -> GetBasePath() + m_Index[i].m_Page;
return url;
}
}
wxString wxHtmlHelpData::FindPageById(int id)
-{
+{
int i;
wxString url(wxEmptyString);
//----------------------------------------------------------------------------------
wxHtmlSearchStatus::wxHtmlSearchStatus(wxHtmlHelpData* data, const wxString& keyword,
- const wxString& book = wxEmptyString)
+ bool case_sensitive, bool whole_words_only,
+ const wxString& book)
{
m_Data = data;
m_Keyword = keyword;
wxHtmlBookRecord* bookr = NULL;
if (book != wxEmptyString) {
- // we have to search in a specific book. Find it first
- int i,cnt = data->m_BookRecords.GetCount();
- for (i=0; i<cnt; i++)
- if (data->m_BookRecords[i].GetTitle() == book) {
- bookr = &(data->m_BookRecords[i]);
- m_CurIndex = bookr->GetContentsStart();
- m_MaxIndex = bookr->GetContentsEnd();
- break;
- }
- // check; we won't crash if the book doesn't exist, but it's Bad Anyway.
- wxASSERT(bookr);
+ // we have to search in a specific book. Find it first
+ int i, cnt = data->m_BookRecords.GetCount();
+ for (i = 0; i < cnt; i++)
+ if (data->m_BookRecords[i].GetTitle() == book) {
+ bookr = &(data->m_BookRecords[i]);
+ m_CurIndex = bookr->GetContentsStart();
+ m_MaxIndex = bookr->GetContentsEnd();
+ break;
+ }
+ // check; we won't crash if the book doesn't exist, but it's Bad Anyway.
+ wxASSERT(bookr);
}
if (! bookr) {
- // no book specified; search all books
- m_CurIndex = 0;
- m_MaxIndex = m_Data->m_ContentsCnt;
+ // no book specified; search all books
+ m_CurIndex = 0;
+ m_MaxIndex = m_Data->m_ContentsCnt;
}
- m_Engine.LookFor(keyword);
+ m_Engine.LookFor(keyword, case_sensitive, whole_words_only);
m_Active = (m_CurIndex < m_MaxIndex);
m_LastPage = wxEmptyString;
}
{
wxFileSystem fsys;
wxFSFile *file;
- int i = m_CurIndex; // shortcut
+ int i = m_CurIndex; // shortcut
bool found = FALSE;
- if (! m_Active) {
- // sanity check. Illegal use, but we'll try to prevent a crash anyway
- wxASSERT(0);
- return FALSE;
+ if (!m_Active) {
+ // sanity check. Illegal use, but we'll try to prevent a crash anyway
+#if !defined(__VISAGECPP__)
+ wxASSERT(0);
+#else
+ wxASSERT(m_Active);
+#endif
+ return FALSE;
}
m_ContentsItem = NULL;
m_Name = wxEmptyString;
- file = fsys.OpenFile(m_Data->m_Contents[i].m_Book -> GetBasePath() +
- m_Data->m_Contents[i].m_Page);
+ file = fsys.OpenFile(m_Data->m_Contents[i].m_Book -> GetBasePath() + m_Data->m_Contents[i].m_Page);
if (file) {
- if (m_LastPage != file->GetLocation()) {
- m_LastPage = file->GetLocation();
- if (m_Engine.Scan(file -> GetStream())) {
- m_Name = m_Data->m_Contents[i].m_Name;
- m_ContentsItem = m_Data->m_Contents + i;
- found = true;
- }
- }
- delete file;
+ if (m_LastPage != file->GetLocation()) {
+ m_LastPage = file->GetLocation();
+ if (m_Engine.Scan(file -> GetStream())) {
+ m_Name = m_Data->m_Contents[i].m_Name;
+ m_ContentsItem = m_Data->m_Contents + i;
+ found = TRUE;
+ }
+ }
+ delete file;
}
m_Active = (++m_CurIndex < m_MaxIndex);
return found;
}
+
+
+
+
+
+
+
+//--------------------------------------------------------------------------------
+// wxSearchEngine
+//--------------------------------------------------------------------------------
+
+void wxSearchEngine::LookFor(const wxString& keyword, bool case_sensitive, bool whole_words_only)
+{
+ m_CaseSensitive = case_sensitive;
+ m_WholeWords = whole_words_only;
+ if (m_Keyword) delete[] m_Keyword;
+ m_Keyword = new wxChar[keyword.Length() + 1];
+ wxStrcpy(m_Keyword, keyword.c_str());
+
+ if (!m_CaseSensitive)
+ for (int i = wxStrlen(m_Keyword) - 1; i >= 0; i--)
+ if ((m_Keyword[i] >= wxT('A')) && (m_Keyword[i] <= wxT('Z')))
+ m_Keyword[i] += wxT('a') - wxT('A');
+}
+
+
+
+#define WHITESPACE(c) (c == ' ' || c == '\n' || c == '\r' || c == '\t')
+
+bool wxSearchEngine::Scan(wxInputStream *stream)
+{
+ wxASSERT_MSG(m_Keyword != NULL, wxT("wxSearchEngine::LookFor must be called before scanning!"));
+
+ int i, j;
+ int lng = stream ->GetSize();
+ int wrd = wxStrlen(m_Keyword);
+ bool found = FALSE;
+ char *buf = new char[lng + 1];
+ stream -> Read(buf, lng);
+ buf[lng] = 0;
+
+ if (!m_CaseSensitive)
+ for (i = 0; i < lng; i++)
+ if ((buf[i] >= 'A') && (buf[i] <= 'Z')) buf[i] += 'a' - 'A';
+
+ if (m_WholeWords)
+ {
+ for (i = 0; i < lng - wrd; i++) {
+ if (WHITESPACE(buf[i])) continue;
+ j = 0;
+ while ((j < wrd) && (buf[i + j] == m_Keyword[j])) j++;
+ if (j == wrd && WHITESPACE(buf[i + j])) {found = TRUE; break; }
+ }
+ }
+
+ else
+ {
+ for (i = 0; i < lng - wrd; i++) {
+ j = 0;
+ while ((j < wrd) && (buf[i + j] == m_Keyword[j])) j++;
+ if (j == wrd) {found = TRUE; break; }
+ }
+ }
+
+ delete[] buf;
+ return found;
+}
+
+
+
+
#endif
projects / wxWidgets.git / blobdiff