Update ttvfs to new version

ExternalLibs/ttvfs/VFSDirView.cpp

@@ -0,0 +1,74 @@
+#include "VFSDirView.h"
+#include "VFSFile.h"
+
+VFS_NAMESPACE_START
+
+
+DirView::DirView()
+: DirBase("")
+{
+}
+
+DirView::~DirView()
+{
+}
+
+void DirView::init(const char *name)
+{
+    _setName(name);
+    _view.clear();
+}
+
+void DirView::add(DirBase *dir)
+{
+    for(ViewList::iterator it = _view.begin(); it != _view.end(); ++it)
+        if(it->content() == dir)
+            return;
+    _view.push_back(dir);
+}
+
+File *DirView::getFileByName(const char *fn, bool lazyLoad /* = true */)
+{
+    for(ViewList::reverse_iterator it = _view.rbegin(); it != _view.rend(); ++it)
+        if(File *f = (*it)->getFileByName(fn))
+            return f;
+    return NULL;
+}
+
+void DirView::forEachDir(DirEnumCallback f, void *user, bool safe)
+{
+    for(ViewList::reverse_iterator it = _view.rbegin(); it != _view.rend(); ++it)
+        (*it)->forEachDir(f, user, safe);
+}
+
+static void _addFileCallback(File *f, void *p)
+{
+    ((Files*)p)->insert(std::make_pair(f->name(), f)); // only inserts if not exist
+}
+void DirView::forEachFile(FileEnumCallback f, void *user, bool /*ignored*/)
+{
+    Files flist; // TODO: optimize allocation
+    for(ViewList::reverse_iterator it = _view.rbegin(); it != _view.rend(); ++it)
+        (*it)->forEachFile(_addFileCallback, &flist);
+
+    for(Files::iterator it = flist.begin(); it != flist.end(); ++it)
+        f(it->second, user);
+}
+
+bool DirView::_addToView(char *path, DirView& view)
+{
+    if(_view.empty())
+        return false;
+
+    for(ViewList::const_iterator it = _view.begin(); it != _view.end(); ++it) // not reverse!
+        view.add(const_cast<DirBase*>(it->content()));
+    return true;
+}
+
+static void __test__()
+{
+	new DirView;
+}
+
+VFS_NAMESPACE_END
+