Lecture 11 Slides (May 6, 2009)

8/8/2019 Lecture 11 Slides (May 6, 2009)

1/63

CS193P - Lecture 11

iPhone Application Development

Text InputPresenting Content Modally


2/63

Announcements

Presence 3 assignment has been posted, due Tuesday 5/12

Final project proposals due on Monday 5/11


3/63

Announcements

This weeks bonus section with Steve Marmon! Discussing interface design for iPhone apps

! Will be available on iTunes U


4/63

Todays Topics

Using the Clang Static Analyzer to find bugs

iPhone Keyboards

Customizing Text Input

Presenting Content Modally


5/63

Finding Bugs with Clang Static Analyzer

Tool for static analysis of C/Objective-C code

Identifies potential bugs! Leaks

! Using uninitalized or released variables

! Missing dealloc method

! More...

Early in development, watch out for false positives

100% open source!

More info at http://clang.llvm.org/StaticAnalysis.html
http://clang.llvm.org/StaticAnalysis.htmlhttp://clang.llvm.org/StaticAnalysis.html


6/63

Running the Clang Static Analyzer

Clean build in Xcode first! Ensure that nothing gets left out

From the command line in your project directory:! scan-build -k -V xcodebuild -configuration Debug

-sdk iphonesimulator2.2

! (Customize as needed)

Results open up in Safari when completed!


7/63

Demo:

Using the Clang Static Analyzer


8/63

iPhone Keyboards


9/63

Virtual keyboardAppears when needed


10/63

Virtual keyboardAppears when needed


11/63

Portrait and Landscape


12/63

Simple selection modelText loupe/magnifier


13/63

Many keyboard typesAdapted to task


14/63



15/63



16/63



17/63



18/63



19/63

Single line editing


20/63

Multi-line editing


21/63

Languages

Full dictionary support


22/63

English


23/63

French


24/63

Russian


25/63

Korean


26/63

Japanese Romaji


27/63

Japanese Kana


28/63

Chinese Pinyin


29/63

Chinese Handwriting

Simplified

Traditional


30/63

Customizing Text Input


31/63

Text Containers


32/63

Text Containers

DelegatesNotifications

Methods


33/63

Text Containers

Text Input Traits


34/63

Text Input Traits

Protocol

UITextField

UITextView


35/63

Text Input Traits

Autocapitalization

Autocorrection

Keyboard Type

Keyboard Appearance

Return Key Type

Return Key Autoenabling

Secure Text Entry


36/63

URL Keyboard

Go button

Text Input Traits


37/63

Default Keyboard

Google button

Text Input Traits


38/63

Text Containers

Text Input TraitsDelegates

Notifications

Methods


39/63

Design time

URL Keyboard

Go button

UITextField


40/63

Run time

URL Keyboard

Go button

UITextField


41/63

Keyboard

Become first responder

URL Keyboard

Go button

UITextField


42/63

Keyboard

Become first responder

URL Keyboard

Go button

UITextField


43/63

Keyboard

Keyboard adopts traits

URL Keyboard

Go button

UITextField

URL Keyboard

Go button


44/63


45/63


46/63



47/63

For adding or picking data



48/63

Presenting a View Controller


49/63

Presenting a View Controller// Recipe list view controller

- (void)showAddRecipe {RecipeAddViewController *viewController = ...;

[self presentModalViewController:viewController animated:YES];

}


50/63

Dismissing a View Controller


51/63

Dismissing a View Controller// Recipe list view controller

- (void)didAddRecipe {[self dismissModalViewControllerAnimated:YES];

}


52/63


53/63

Separate Navigation Stacks


54/63

Separate Navigation Stacks


55/63

Dismissing a Modal View Controller

Who should do it?

Best practice is for the same object to call present and dismiss

Define delegate methods for the presented controller! Tell the delegate when the presented controller is done

! The delegate makes the call to dismiss

ParentController


56/63


Who should do it?




ParentController

ChildController

Present


57/63


58/63


Who should do it?




ParentController

ChildController

Dismiss


59/63


Who should do it?




ParentController


60/63

Demo:



61/63

Presence - Part 3


62/63


63/63

Questions?

Lecture 11 Slides (May 6, 2009)

Documents

Transcript of Lecture 11 Slides (May 6, 2009)