Description: QQ implement an interface similar to the address book program, you can log the user according to different contact information for each user, the contact can dynamically add and delete changes, you can contact the group showed the need to connect to the database.
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File list (Check if you may need any files):
Contact\addcontact.cpp
.......\addcontact.h
.......\addcontact.ui
.......\addgroup.cpp
.......\addgroup.h
.......\addgroup.ui
.......\Contact.pro
.......\Contact.pro.user
.......\contactinfo.cpp
.......\contactinfo.h
.......\contactinfo.ui
.......\contactwindow.cpp
.......\contactwindow.h
.......\contactwindow.ui
.......\dbhelp.cpp
.......\dbhelp.h
.......\editinfo.cpp
.......\editinfo.h
.......\editinfo.ui
.......\login.cpp
.......\login.h
.......\login.ui
.......\main.cpp
.......\regist.cpp
.......\regist.h
.......\regist.ui
.......\scheduledialog.cpp
.......\scheduledialog.h
.......\scheduledialog.ui
.......\searchdialog.cpp
.......\searchdialog.h
.......\searchdialog.ui
.......\userhelp.cpp
.......\userhelp.h
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