File list (Check if you may need any files):
QQDemo
......\.DS_Store
__MACOSX
........\QQDemo
........\......\._.DS_Store
QQDemo\Classes
......\.......\LoginViewController.h
__MACOSX\QQDemo\Classes
........\......\.......\._LoginViewController.h
QQDemo\Classes\LoginViewController.m
__MACOSX\QQDemo\Classes\._LoginViewController.m
QQDemo\Classes\LoginViewController.xib
......\.......\QQDemoAppDelegate.h
__MACOSX\QQDemo\Classes\._QQDemoAppDelegate.h
QQDemo\Classes\QQDemoAppDelegate.m
__MACOSX\QQDemo\Classes\._QQDemoAppDelegate.m
QQDemo\MacQQ logo.png
__MACOSX\QQDemo\._MacQQ logo.png
QQDemo\main.m
__MACOSX\QQDemo\._main.m
QQDemo\MainWindow.xib
......\QQDemo-Info.plist
......\QQDemo.xcodeproj
......\................\dothide.mode1v3
......\................\dothide.pbxuser
......\................\project.pbxproj
......\QQDemo_Prefix.pch