2 whats-new-in-ios7-m2-xcode-slides

Jon Flanders@jon!anders

What’s new in iOS7Xcode

Tuesday, September 3, 13

What You Will Learn


What You Will Learn

§ The new features in Xcode5 that give you powerful tools for developing for iOS7


UI Improvements


UI Improvements

§ Tool bar 30% smaller


UI Improvements

§ Tool bar 30% smaller§ Documentation breaks out into its own dedicated window


UI Improvements


o Support for tabs


UI Improvements


o Support for tabso Enhanced bookmark support


UI Improvements


o Support for tabso Enhanced bookmark supporto Easy share of items via email or message


UI Improvements



§ Simpli!ed “Open Quickly” dialog


UI Improvements



§ Simpli!ed “Open Quickly” dialog§ Re!ned search navigator


Project Templates


Project Templates

§ One new project template


Project Templates

§ One new project templateo Sprite Kit Game


Project Templates


§ Under iOS project templates, no more options for...


Project Templates


§ Under iOS project templates, no more options for...o ...using ARC or not – ARC is on by default


Project Templates


§ Under iOS project templates, no more options for...o ...using ARC or not – ARC is on by defaulto ...not using Storyboards – Storyboard support is turned on by default


Automatic Con!guration of Pro!les



§ Accounts (under preferences) enables you to add multiple developer program Apple IDs




§ You pick the correct team on project settings




§ You pick the correct team on project settingso If anything is wrong, Xcode !xes it for you automatically




§ You pick the correct team on project settingso If anything is wrong, Xcode !xes it for you automaticallyo No having to mess with provisioning pro!le downloads





§ Dev pro!le is exportable for working on new or multiple machines





§ Dev pro!le is exportable for working on new or multiple machineso Import Dev pro!le






§ View team details page






§ View team details pageo Export one identity


Capabilities


Capabilities

§ In the past, con!guring a capability usually involved multiple steps


Capabilities

§ In the past, con!guring a capability usually involved multiple stepso Modifying provisioning pro!le


Capabilities

§ In the past, con!guring a capability usually involved multiple stepso Modifying provisioning pro!leo Modifying Info.plist and/or entitlement !les


Capabilities


§ Turn on via the new UI and the feature is automatically con!gured


Capabilities


§ Turn on via the new UI and the feature is automatically con!guredo iCloud, Game Center, Passbook, In-App Purchases, etc.


Compiler Enhancements



§ LLVM only



§ LLVM onlyo No more gcc




§ New feature – Modules




§ New feature – Moduleso @import (binary) replaces #import (textual) for framework libraries




§ New feature – Moduleso @import (binary) replaces #import (textual) for framework librarieso Automatically imports other modules as needed





§ Compiler





§ Compilero Auto-vectorizer





§ Compilero Auto-vectorizero Doc comments appear automatically in quick help for your APIs






§ Static analyzer much more powerful






§ Static analyzer much more powerfulo Can now analyze just a single !le


Command Line Tools


Command Line Tools

§ No longer a separate download


Command Line Tools

§ No longer a separate download§ Tools updated automatically with Xcode


Performance


Performance

§ Xcode has moved to ARC


Performance

§ Xcode has moved to ARCo Contributes to its overall performance enhancements


Performance


§ 2x improvement in nib compilation, searching, and incremental rebuild


Performance


§ 2x improvement in nib compilation, searching, and incremental rebuild§ 5x improvement for device detection


Performance


§ 2x improvement in nib compilation, searching, and incremental rebuild§ 5x improvement for device detection§ 4x improvement in new tab creation


Interface Builder


Interface Builder

§ Complete redesign of Auto Layout in IB


Interface Builder

§ Complete redesign of Auto Layout in IBo Nothing happens until you tell it to


Interface Builder

§ Complete redesign of Auto Layout in IBo Nothing happens until you tell it too Can automatically add missing constraints


Interface Builder


§ Preview using the Assistant Editor


Interface Builder


§ Preview using the Assistant Editoro Can see how your UI will work in different devices


Interface Builder


§ Preview using the Assistant Editoro Can see how your UI will work in different devices

§ IB upgrades your nibs to iOS7/Xcode 5 format only if you give your assent


Asset Catalog


Asset Catalog

§ Image management has always been complicated in Xcode


Asset Catalog

§ Image management has always been complicated in Xcodeo Especially after retina displays and iPad was added for iOS project


Asset Catalog


§ Based on naming convention


Asset Catalog


§ Based on naming conventiono Default.png - [email protected] - [email protected] etc. etc.


mailto:[email protected]




Asset Catalog


§ Based on naming conventiono Default.png - [email protected] - [email protected] etc. etc.o AKA image name-mangling hell






Asset Catalog



§ “Asset Catalog” is a single entry in the Xcode project navigator






Asset Catalog



§ “Asset Catalog” is a single entry in the Xcode project navigatoro Maintains list of images, including AppIcon and LaunchImages






Asset Catalog



§ “Asset Catalog” is a single entry in the Xcode project navigatoro Maintains list of images, including AppIcon and LaunchImageso For each image, it shows all resolutions of the image






Asset Catalog



§ “Asset Catalog” is a single entry in the Xcode project navigatoro Maintains list of images, including AppIcon and LaunchImageso For each image, it shows all resolutions of the imageo Name isn’t important






Image Slicing


Image Slicing

§ Xcode now has built-in image slicing for buttons


Image Slicing

§ Xcode now has built-in image slicing for buttons§ Will automatically suggest ways to slice


Image Slicing

§ Xcode now has built-in image slicing for buttons§ Will automatically suggest ways to slice

o You can accept, or manually change it


Debugger


Debugger

§ LLVM-LLDB only


Debugger

§ LLVM-LLDB onlyo LLVM-GDB gone


Debugger


§ Debug gauges


Debugger


§ Debug gaugeso Some performance information right inside of Xcode


Debugger


§ Debug gaugeso Some performance information right inside of Xcodeo Less than 1% overhead


Debugger


§ Debug gaugeso Some performance information right inside of Xcodeo Less than 1% overhead o Instruments still has more information


Debugger


§ Debug gaugeso Some performance information right inside of Xcodeo Less than 1% overhead o Instruments still has more information o Can get to Instruments directly from gauges detail page


Debugger



§ Breakpoints


Debugger



§ Breakpointso Breakpoint off button in debug menu


Debugger




§ Data tips inline


Debugger




§ Data tips inlineo Info prints description


Debugger




§ Data tips inlineo Info prints descriptiono Graphical resources


Debugger





§ Show View Frames and Drawing in debug menu


Debugger





§ Show View Frames and Drawing in debug menuo For AppKit (OSX) apps only


Static Analyzer


Static Analyzer

§ New analysis checks


Static Analyzer

§ New analysis checks§ Deeper Objective-C analysis


Static Analyzer

§ New analysis checks§ Deeper Objective-C analysis§ C++ constructors


Static Analyzer

§ New analysis checks§ Deeper Objective-C analysis§ C++ constructors§ Analyze a single !le


Testing


Testing

§ Test Navigator


Testing

§ Test Navigatoro Command-U to run all tests


Testing

§ Test Navigatoro Command-U to run all testso You can run just one test at a time if you want


Testing


§ XCTest


Testing


§ XCTest o Replaces OCTest


Testing


§ XCTest o Replaces OCTesto Can run them from the command line


Testing


§ XCTest o Replaces OCTesto Can run them from the command line

§ Related !les can be pulled up automatically with the Assistant Editor


Source Control


Source Control

§ New nib !le support supports auto-merging


Source Control

§ New nib !le support supports auto-mergingo Finally!!!!!!!


Source Control


§ Direct support for branch-based development


Source Control


§ Direct support for branch-based development§ Source control menu


Source Control


§ Direct support for branch-based development§ Source control menu§ Per-line blame


Source Control


§ Direct support for branch-based development§ Source control menu§ Per-line blame§ Source control con!guration


Source Control


§ Direct support for branch-based development§ Source control menu§ Per-line blame§ Source control con!guration§ Check out from main screen


Source Control


§ Direct support for branch-based development§ Source control menu§ Per-line blame§ Source control con!guration§ Check out from main screen§ Git repository supported on OSX Server


Bot


Bot

§ Autonomous agent that runs on OSX Server


Bot

§ Autonomous agent that runs on OSX Server§ Can execute any project scheme


Bot


o Builds


Bot


o Buildso Tests


Bot


o Buildso Tests

§ Can execute on simulators and/or devices


Bot


o Buildso Tests

§ Can execute on simulators and/or devices§ Runs automatically on commit or on a schedule


Bot


o Buildso Tests


o Continuous integration (CI) work#ow possible with no third-party software


Bot


o Buildso Tests



§ Bot reports integrated into Xcode


Bot


o Buildso Tests



§ Bot reports integrated into Xcode§ Integration reports also right in Xcode


Bot


o Buildso Tests




o Can see commits and go right to blame


Bot


o Buildso Tests




o Can see commits and go right to blame

§ Team scoreboard


Summary


Summary

§ Improvements in Xcode make it much easier to build apps for iOS7


Summary

§ Improvements in Xcode make it much easier to build apps for iOS7§ New unit test and CI features make team development with Xcode much

smoother


2 whats-new-in-ios7-m2-xcode-slides

Technology

show view

vectorizero

leo modifying

gauges detail

automatically

command line

feature moduleso

test navigatoro