TBBUTTONINFO tbinfo;
tbinfo.cbSize = sizeof(TBBUTTONINFO);
tbinfo.dwMask = TBIF_STATE;
tbinfo.fsState = TBSTATE_INDETERMINATE;
::SendMessage(m_wndToolBar.m_hWnd,TB_SETBUTTONINFO,(WPARAM)ID_TOOL_UPLOADT,(LPARAM)&tbinfo);
::SendMessage(m_wndToolBar.m_hWnd,TB_SETBUTTONINFO,(WPARAM)ID_TOOL_UPLOADT,(LPARAM)&tbinfo);
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