Add LZMA.

3rdparty/lzma-21.03beta/CPP/7zip/UI/GUI/ExtractGUI.h

@@ -0,0 +1,38 @@
+// GUI/ExtractGUI.h
+
+#ifndef __EXTRACT_GUI_H
+#define __EXTRACT_GUI_H
+
+#include "../Common/Extract.h"
+
+#include "../FileManager/ExtractCallback.h"
+
+/*
+  RESULT can be S_OK, even if there are errors!!!
+  if RESULT == S_OK, check extractCallback->IsOK() after ExtractGUI().
+
+  RESULT = E_ABORT - user break.
+  RESULT != E_ABORT:
+  {
+   messageWasDisplayed = true  - message was displayed already.
+   messageWasDisplayed = false - there was some internal error, so you must show error message.
+  }
+*/
+
+HRESULT ExtractGUI(
+    CCodecs *codecs,
+    const CObjectVector<COpenType> &formatIndices,
+    const CIntVector &excludedFormatIndices,
+    UStringVector &archivePaths,
+    UStringVector &archivePathsFull,
+    const NWildcard::CCensorNode &wildcardCensor,
+    CExtractOptions &options,
+    #ifndef _SFX
+    CHashBundle *hb,
+    #endif
+    bool showDialog,
+    bool &messageWasDisplayed,
+    CExtractCallbackImp *extractCallback,
+    HWND hwndParent = NULL);
+
+#endif