Telescopic navigation button, select learning IOS programming source code, a good reference.

.gitignore
.gitignore~
lgpl-3.0.txt
README.markdown
README.markdown~
ToolbarView.png
ToolDrawer
ToolDrawer.xcodeproj
....................\project.pbxproj
....................\project.xcworkspace
....................\...................\contents.xcworkspacedata
....................\...................\xcuserdata
....................\...................\..........\aspitz.xcuserdatad
....................\...................\..........\..................\UserInterfaceState.xcuserstate
....................\...................\..........\..................\WorkspaceSettings.xcsettings
....................\...................\..........\jcarlson.xcuserdatad
....................\...................\..........\....................\UserInterfaceState.xcuserstate
....................\xcuserdata
....................\..........\aspitz.xcuserdatad
....................\..........\..................\xcdebugger
....................\..........\..................\..........\Breakpoints.xcbkptlist
....................\..........\..................\xcschemes
....................\..........\..................\.........\ToolDrawer.xcscheme
....................\..........\..................\.........\xcschememanagement.plist
....................\..........\jcarlson.xcuserdatad
....................\..........\....................\xcdebugger
....................\..........\....................\..........\Breakpoints.xcbkptlist
....................\..........\....................\xcschemes
....................\..........\....................\.........\ToolDrawer.xcscheme
....................\..........\....................\.........\xcschememanagement.plist
ToolDrawerView.h
ToolDrawerView.m
..........\en.lproj
..........\........\InfoPlist.strings
..........\........\ToolDrawerViewController.xib
..........\main.m
..........\ToolDrawer-Info.plist
..........\ToolDrawer-Prefix.pch
..........\ToolDrawerAppDelegate.h
..........\ToolDrawerAppDelegate.m
..........\ToolDrawerViewController.h
..........\ToolDrawerViewController.m

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