static void AddFiltersToCommandArgs(char** commandArgs, int commandArgsLen, const char *filterList )
{
char typebuf[NFD_MAX_STRLEN] = {0};
const char *p_filterList = filterList;
char *p_typebuf = typebuf;
char filterName[NFD_MAX_STRLEN] = {0};
int i;
if ( !filterList || strlen(filterList) == 0 )
return;
while ( 1 )
{
if ( NFDi_IsFilterSegmentChar(*p_filterList) )
{
char typebufWildcard[NFD_MAX_STRLEN];
/* add another type to the filter */
assert( strlen(typebuf) > 0 );
assert( strlen(typebuf) < NFD_MAX_STRLEN-1 );
snprintf( typebufWildcard, NFD_MAX_STRLEN, "*.%s", typebuf );
AddTypeToFilterName( typebuf, filterName, NFD_MAX_STRLEN );
p_typebuf = typebuf;
memset( typebuf, 0, sizeof(char) * NFD_MAX_STRLEN );
}
if ( *p_filterList == ';' || *p_filterList == '\0' )
{
/* end of filter -- add it to the dialog */
for(i = 0; commandArgs[i] != NULL && i < commandArgsLen; i++);
commandArgs[i] = strdup(filterName);
filterName[0] = '\0';
if ( *p_filterList == '\0' )
break;
}
if ( !NFDi_IsFilterSegmentChar( *p_filterList ) )
{
*p_typebuf = *p_filterList;
p_typebuf++;
}
p_filterList++;
}
/* always append a wildcard option to the end*/
for(i = 0; commandArgs[i] != NULL && i < commandArgsLen; i++);
commandArgs[i] = strdup("--file-filter=*.*");
}
static nfdresult_t AddFiltersToDialog( ::IFileDialog *fileOpenDialog, const char *filterList )
{
const wchar_t EMPTY_WSTR[] = L"";
const wchar_t WILDCARD[] = L"*.*";
if ( !filterList || strlen(filterList) == 0 )
return NFD_OKAY;
// Count rows to alloc
UINT filterCount = 1; /* guaranteed to have one filter on a correct, non-empty parse */
const char *p_filterList;
for ( p_filterList = filterList; *p_filterList; ++p_filterList )
{
if ( *p_filterList == ';' )
++filterCount;
}
assert(filterCount);
if ( !filterCount )
{
NFDi_SetError("Error parsing filters.");
return NFD_ERROR;
}
/* filterCount plus 1 because we hardcode the *.* wildcard after the while loop */
COMDLG_FILTERSPEC *specList = (COMDLG_FILTERSPEC*)NFDi_Malloc( sizeof(COMDLG_FILTERSPEC) * (filterCount + 1) );
if ( !specList )
{
return NFD_ERROR;
}
for (size_t i = 0; i < filterCount+1; ++i )
{
specList[i].pszName = NULL;
specList[i].pszSpec = NULL;
}
size_t specIdx = 0;
p_filterList = filterList;
char typebuf[NFD_MAX_STRLEN] = {0}; /* one per comma or semicolon */
char *p_typebuf = typebuf;
char filterName[NFD_MAX_STRLEN] = {0};
char specbuf[NFD_MAX_STRLEN] = {0}; /* one per semicolon */
while ( 1 )
{
if ( NFDi_IsFilterSegmentChar(*p_filterList) )
{
/* append a type to the specbuf (pending filter) */
AppendExtensionToSpecBuf( typebuf, specbuf, NFD_MAX_STRLEN );
p_typebuf = typebuf;
memset( typebuf, 0, sizeof(char)*NFD_MAX_STRLEN );
}
if ( *p_filterList == ';' || *p_filterList == '\0' )
{
/* end of filter -- add it to specList */
// Empty filter name -- Windows describes them by extension.
specList[specIdx].pszName = EMPTY_WSTR;
CopyNFDCharToWChar( specbuf, (wchar_t**)&specList[specIdx].pszSpec );
memset( specbuf, 0, sizeof(char)*NFD_MAX_STRLEN );
++specIdx;
if ( specIdx == filterCount )
break;
}
if ( !NFDi_IsFilterSegmentChar( *p_filterList ))
{
*p_typebuf = *p_filterList;
++p_typebuf;
}
++p_filterList;
}
/* Add wildcard */
specList[specIdx].pszSpec = WILDCARD;
specList[specIdx].pszName = EMPTY_WSTR;
fileOpenDialog->SetFileTypes( filterCount+1, specList );
/* free speclist */
for ( size_t i = 0; i < filterCount; ++i )
{
NFDi_Free( (void*)specList[i].pszSpec );
}
NFDi_Free( specList );
return NFD_OKAY;
}
static void AddFiltersToDialog( GtkWidget *dialog, const char *filterList )
{
GtkFileFilter *filter;
char typebuf[NFD_MAX_STRLEN] = {0};
const char *p_filterList = filterList;
char *p_typebuf = typebuf;
char filterName[NFD_MAX_STRLEN] = {0};
if ( !filterList || strlen(filterList) == 0 )
return;
filter = gtk_file_filter_new();
while ( 1 )
{
if ( NFDi_IsFilterSegmentChar(*p_filterList) )
{
char typebufWildcard[NFD_MAX_STRLEN];
/* add another type to the filter */
if (strlen(typebuf) <= 0 || strlen(typebuf) > NFD_MAX_STRLEN-1)
{
p_filterList++;
continue;
}
snprintf( typebufWildcard, NFD_MAX_STRLEN, "*.%s", typebuf );
AddTypeToFilterName( typebuf, filterName, NFD_MAX_STRLEN );
gtk_file_filter_add_pattern( filter, typebufWildcard );
p_typebuf = typebuf;
memset( typebuf, 0, sizeof(char) * NFD_MAX_STRLEN );
}
if ( *p_filterList == ';' || *p_filterList == '\0' )
{
/* end of filter -- add it to the dialog */
gtk_file_filter_set_name( filter, filterName );
gtk_file_chooser_add_filter( GTK_FILE_CHOOSER(dialog), filter );
filterName[0] = '\0';
if ( *p_filterList == '\0' )
break;
filter = gtk_file_filter_new();
}
if ( !NFDi_IsFilterSegmentChar( *p_filterList ) )
{
*p_typebuf = *p_filterList;
p_typebuf++;
}
p_filterList++;
}
/* always append a wildcard option to the end*/
filter = gtk_file_filter_new();
gtk_file_filter_set_name( filter, "*.*" );
gtk_file_filter_add_pattern( filter, "*" );
gtk_file_chooser_add_filter( GTK_FILE_CHOOSER(dialog), filter );
}
