{
public:
// ctor
- wxFileTypeImpl() { }
+ wxFileTypeImpl() { m_info = NULL; }
- // initialize us with our file type name
- void SetFileType(const wxString& strFileType)
- { m_strFileType = strFileType; }
- void SetExt(const wxString& ext)
- { m_ext = ext; }
+ // one of these Init() function must be called (ctor can't take any
+ // arguments because it's common)
+
+ // initialize us with our file type name and extension - in this case
+ // we will read all other data from the registry
+ void Init(const wxString& strFileType, const wxString& ext)
+ { m_strFileType = strFileType; m_ext = ext; }
+
+ // initialize us with a wxFileTypeInfo object - it contains all the
+ // data
+ void Init(const wxFileTypeInfo& info)
+ { m_info = &info; }
// implement accessor functions
bool GetExtensions(wxArrayString& extensions);
bool GetIcon(wxIcon *icon) const;
bool GetDescription(wxString *desc) const;
bool GetOpenCommand(wxString *openCmd,
- const wxFileType::MessageParameters&) const
- { return GetCommand(openCmd, _T("open")); }
+ const wxFileType::MessageParameters& params) const;
bool GetPrintCommand(wxString *printCmd,
- const wxFileType::MessageParameters&) const
- { return GetCommand(printCmd, _T("print")); }
+ const wxFileType::MessageParameters& params) const;
private:
- // helper function
- bool GetCommand(wxString *command, const wxChar *verb) const;
-
- wxString m_strFileType, m_ext;
+ // helper function: reads the command corresponding to the specified verb
+ // from the registry (returns an empty string if not found)
+ wxString GetCommand(const wxChar *verb) const;
+
+ // we use either m_info or read the data from the registry if m_info == NULL
+ const wxFileTypeInfo *m_info;
+ wxString m_strFileType,
+ m_ext;
};
+WX_DECLARE_OBJARRAY(wxFileTypeInfo, wxArrayFileTypeInfo);
+#include "wx/arrimpl.cpp"
+WX_DEFINE_OBJARRAY(wxArrayFileTypeInfo);
+
class wxMimeTypesManagerImpl
{
public:
{ return TRUE; }
bool ReadMimeTypes(const wxString& filename)
{ return TRUE; }
+
+ void AddFallback(const wxFileTypeInfo& ft) { m_fallbacks.Add(ft); }
+
+private:
+ wxArrayFileTypeInfo m_fallbacks;
};
#else // Unix
bool ReadMailcap(const wxString& filename, bool fallback = FALSE);
bool ReadMimeTypes(const wxString& filename);
+ void AddFallback(const wxFileTypeInfo& filetype);
+
+ // add information about the given mimetype
+ void AddMimeTypeInfo(const wxString& mimetype,
+ const wxString& extensions,
+ const wxString& description);
+ void AddMailcapInfo(const wxString& strType,
+ const wxString& strOpenCmd,
+ const wxString& strPrintCmd,
+ const wxString& strTest,
+ const wxString& strDesc);
+
// accessors
// get the string containing space separated extensions for the given
// file type
#endif // OS type
+// ============================================================================
+// common classes
+// ============================================================================
+
+// ----------------------------------------------------------------------------
+// wxFileTypeInfo
+// ----------------------------------------------------------------------------
+
+wxFileTypeInfo::wxFileTypeInfo(const char *mimeType,
+ const char *openCmd,
+ const char *printCmd,
+ const char *desc,
+ ...)
+ : m_mimeType(mimeType),
+ m_openCmd(openCmd),
+ m_printCmd(printCmd),
+ m_desc(desc)
+{
+ va_list argptr;
+ va_start(argptr, desc);
+
+ for ( ;; )
+ {
+ const char *ext = va_arg(argptr, const char *);
+ if ( !ext )
+ {
+ // NULL terminates the list
+ break;
+ }
+
+ m_exts.Add(ext);
+ }
+
+ va_end(argptr);
+}
+
// ============================================================================
// implementation of the wrapper classes
// ============================================================================
return m_impl->ReadMimeTypes(filename);
}
+void wxMimeTypesManager::AddFallbacks(const wxFileTypeInfo *filetypes)
+{
+ for ( const wxFileTypeInfo *ft = filetypes; ft->IsValid(); ft++ ) {
+ m_impl->AddFallback(*ft);
+ }
+}
+
// ============================================================================
// real (OS specific) implementation
// ============================================================================
#ifdef __WXMSW__
-bool wxFileTypeImpl::GetCommand(wxString *command, const wxChar *verb) const
+wxString wxFileTypeImpl::GetCommand(const wxChar *verb) const
{
// suppress possible error messages
wxLogNull nolog;
strKey << m_strFileType << _T("\\shell\\") << verb << _T("\\command");
wxRegKey key(wxRegKey::HKCR, strKey);
+ wxString command;
if ( key.Open() ) {
// it's the default value of the key
- if ( key.QueryValue(_T(""), *command) ) {
+ if ( key.QueryValue(_T(""), command) ) {
// transform it from '%1' to '%s' style format string
+
// NB: we don't make any attempt to verify that the string is valid,
// i.e. doesn't contain %2, or second %1 or .... But we do make
// sure that we return a string with _exactly_ one '%s'!
- size_t len = command->Len();
- for ( size_t n = 0; n < len; n++ ) {
- if ( command->GetChar(n) == _T('%') &&
- (n + 1 < len) && command->GetChar(n + 1) == _T('1') ) {
+ bool foundFilename = FALSE;
+ size_t len = command.Len();
+ for ( size_t n = 0; (n < len) && !foundFilename; n++ ) {
+ if ( command[n] == _T('%') &&
+ (n + 1 < len) && command[n + 1] == _T('1') ) {
// replace it with '%s'
- command->SetChar(n + 1, _T('s'));
+ command[n + 1] = _T('s');
- return TRUE;
+ foundFilename = TRUE;
}
}
- // we didn't find any '%1'!
- // HACK: append the filename at the end, hope that it will do
- *command << _T(" %s");
-
- return TRUE;
+ if ( !foundFilename ) {
+ // we didn't find any '%1'!
+ // HACK: append the filename at the end, hope that it will do
+ command << _T(" %s");
+ }
}
}
// no such file type or no value
- return FALSE;
+ return command;
+}
+
+bool
+wxFileTypeImpl::GetOpenCommand(wxString *openCmd,
+ const wxFileType::MessageParameters& params)
+ const
+{
+ wxString cmd;
+ if ( m_info ) {
+ cmd = m_info->GetOpenCommand();
+ }
+ else {
+ cmd = GetCommand(_T("open"));
+ }
+
+ *openCmd = wxFileType::ExpandCommand(cmd, params);
+
+ return !openCmd->IsEmpty();
+}
+
+bool
+wxFileTypeImpl::GetPrintCommand(wxString *printCmd,
+ const wxFileType::MessageParameters& params)
+ const
+{
+ wxString cmd;
+ if ( m_info ) {
+ cmd = m_info->GetPrintCommand();
+ }
+ else {
+ cmd = GetCommand(_T("print"));
+ }
+
+ *printCmd = wxFileType::ExpandCommand(cmd, params);
+
+ return !printCmd->IsEmpty();
}
// TODO this function is half implemented
bool wxFileTypeImpl::GetExtensions(wxArrayString& extensions)
{
- if ( m_ext.IsEmpty() ) {
+ if ( m_info ) {
+ extensions = m_info->GetExtensions();
+
+ return TRUE;
+ }
+ else if ( m_ext.IsEmpty() ) {
// the only way to get the list of extensions from the file type is to
// scan through all extensions in the registry - too slow...
return FALSE;
bool wxFileTypeImpl::GetMimeType(wxString *mimeType) const
{
+ if ( m_info ) {
+ // we already have it
+ *mimeType = m_info->GetMimeType();
+
+ return TRUE;
+ }
+
// suppress possible error messages
wxLogNull nolog;
wxRegKey key(wxRegKey::HKCR, /*m_strFileType*/ _T(".") + m_ext);
bool wxFileTypeImpl::GetIcon(wxIcon *icon) const
{
+ if ( m_info ) {
+ // we don't have icons in the fallback resources
+ return FALSE;
+ }
+
wxString strIconKey;
strIconKey << m_strFileType << _T("\\DefaultIcon");
bool wxFileTypeImpl::GetDescription(wxString *desc) const
{
+ if ( m_info ) {
+ // we already have it
+ *desc = m_info->GetDescription();
+
+ return TRUE;
+ }
+
// suppress possible error messages
wxLogNull nolog;
wxRegKey key(wxRegKey::HKCR, m_strFileType);
if ( key.QueryValue(_T(""), strFileType) ) {
// create the new wxFileType object
wxFileType *fileType = new wxFileType;
- fileType->m_impl->SetFileType(strFileType);
- fileType->m_impl->SetExt(ext);
+ fileType->m_impl->Init(strFileType, ext);
+
+ return fileType;
+ }
+ }
+
+ // check the fallbacks
+ // TODO linear search is potentially slow, perhaps we should use a sorted
+ // array?
+ size_t count = m_fallbacks.GetCount();
+ for ( size_t n = 0; n < count; n++ ) {
+ if ( m_fallbacks[n].GetExtensions().Index(ext) != wxNOT_FOUND ) {
+ wxFileType *fileType = new wxFileType;
+ fileType->m_impl->Init(m_fallbacks[n]);
return fileType;
}
}
}
+ // check the fallbacks
+ // TODO linear search is potentially slow, perhaps we should use a sorted
+ // array?
+ size_t count = m_fallbacks.GetCount();
+ for ( size_t n = 0; n < count; n++ ) {
+ if ( wxMimeTypesManager::IsOfType(mimeType,
+ m_fallbacks[n].GetMimeType()) ) {
+ wxFileType *fileType = new wxFileType;
+ fileType->m_impl->Init(m_fallbacks[n]);
+
+ return fileType;
+ }
+ }
+
// unknown MIME type
return NULL;
}
}
}
+void wxMimeTypesManagerImpl::AddFallback(const wxFileTypeInfo& filetype)
+{
+ wxString extensions;
+ const wxArrayString& exts = filetype.GetExtensions();
+ size_t nExts = exts.GetCount();
+ for ( size_t nExt = 0; nExt < nExts; nExt++ ) {
+ if ( nExt > 0 ) {
+ extensions += _T(' ');
+ }
+ extensions += exts[nExt];
+ }
+
+ AddMimeTypeInfo(filetype.GetMimeType(),
+ extensions,
+ filetype.GetDescription());
+
+ AddMailcapInfo(filetype.GetMimeType(),
+ filetype.GetOpenCommand(),
+ filetype.GetPrintCommand(),
+ _T(""),
+ filetype.GetDescription());
+}
+
+void wxMimeTypesManagerImpl::AddMimeTypeInfo(const wxString& strMimeType,
+ const wxString& strExtensions,
+ const wxString& strDesc)
+{
+ int index = m_aTypes.Index(strMimeType);
+ if ( index == wxNOT_FOUND ) {
+ // add a new entry
+ m_aTypes.Add(strMimeType);
+ m_aEntries.Add(NULL);
+ m_aExtensions.Add(strExtensions);
+ m_aDescriptions.Add(strDesc);
+ }
+ else {
+ // modify an existing one
+ if ( !strDesc.IsEmpty() ) {
+ m_aDescriptions[index] = strDesc; // replace old value
+ }
+ m_aExtensions[index] += ' ' + strExtensions;
+ }
+}
+
+void wxMimeTypesManagerImpl::AddMailcapInfo(const wxString& strType,
+ const wxString& strOpenCmd,
+ const wxString& strPrintCmd,
+ const wxString& strTest,
+ const wxString& strDesc)
+{
+ MailCapEntry *entry = new MailCapEntry(strOpenCmd, strPrintCmd, strTest);
+
+ int nIndex = m_aTypes.Index(strType);
+ if ( nIndex == wxNOT_FOUND ) {
+ // new file type
+ m_aTypes.Add(strType);
+
+ m_aEntries.Add(entry);
+ m_aExtensions.Add(_T(""));
+ m_aDescriptions.Add(strDesc);
+ }
+ else {
+ // always append the entry in the tail of the list - info added with
+ // this function can only come from AddFallbacks()
+ MailCapEntry *entryOld = m_aEntries[nIndex];
+ if ( entryOld )
+ entry->Append(entryOld);
+ else
+ m_aEntries[nIndex] = entry;
+ }
+}
+
bool wxMimeTypesManagerImpl::ReadMimeTypes(const wxString& strFileName)
{
wxLogTrace(_T("--- Parsing mime.types file '%s' ---"), strFileName.c_str());
strExtensions.erase(0, 1);
}
- int index = m_aTypes.Index(strMimeType);
- if ( index == wxNOT_FOUND ) {
- // add a new entry
- m_aTypes.Add(strMimeType);
- m_aEntries.Add(NULL);
- m_aExtensions.Add(strExtensions);
- m_aDescriptions.Add(strDesc);
- }
- else {
- // modify an existing one
- if ( !strDesc.IsEmpty() ) {
- m_aDescriptions[index] = strDesc; // replace old value
- }
- m_aExtensions[index] += strExtensions;
- }
+ AddMimeTypeInfo(strMimeType, strExtensions, strDesc);
// finished with this line
pc = NULL;
strPrintCmd,
strTest);
+ // NB: because of complications below (we must get entries priority
+ // right), we can't use AddMailcapInfo() here, unfortunately.
strType.MakeLower();
int nIndex = m_aTypes.Index(strType);
if ( nIndex == wxNOT_FOUND ) {
return TRUE;
}
-#endif
+#endif
// OS type
-#endif
+#endif
// wxUSE_FILE && wxUSE_TEXTFILE
#endif
projects / wxWidgets.git / blobdiff