2014/10/15 下午 10:15:24

iphone Programming Glossary: uitextfieldtextdidchangenotification

http://stackoverflow.com/questions/1267560/receive-iphone-keyboard-events

Use NSNotificationCenter NSNotificationCenter defaultCenter addObserver self selector @selector keyPressed name UITextFieldTextDidChangeNotification object nil NSNotificationCenter defaultCenter addObserver self selector @selector keyPressed name UITextViewTextDidChangeNotification..

iPhone SDK: disable auto creation of dot (.) in text field (or textview)

http://stackoverflow.com/questions/1528049/iphone-sdk-disable-auto-creation-of-dot-in-text-field-or-textview

a lot. iphone cocoa touch autocomplete sdk autocorrect share improve this question I found one solution it uses UITextFieldTextDidChangeNotification because this occurs after the auto correction applies. Set the delegate for the text field Set up a notification void viewDidLoad.. void viewDidLoad ... NSNotificationCenter defaultCenter addObserver self selector @selector textFieldDidChange name UITextFieldTextDidChangeNotification object tfTitle Then notification handler void textFieldDidChange NSNotification aNotification if textField.text rangeOfString..

How to detect Keyboard key pressed in iphone?

http://stackoverflow.com/questions/16016729/how-to-detect-keyboard-key-pressed-in-iphone

defaultCenter UITextField notificationCenter addObserver self selector @selector textFieldText name UITextFieldTextDidChangeNotification object yourtextfield then you can make your code in method void textFieldText id notification Your_Code_Here UITextView..

Detect backspace in UITextField

http://stackoverflow.com/questions/1977934/detect-backspace-in-uitextfield

my text field NSNotificationCenter defaultCenter addObserver self selector @selector handleTextFieldChanged name UITextFieldTextDidChangeNotification object searchTextField This notification is received handleTextFieldChanged function is called but still not when I press..

TextField Validation With Regular Expression

http://stackoverflow.com/questions/5765654/textfield-validation-with-regular-expression

... NSNotificationCenter defaultCenter addObserver self selector @selector validateInputCallback name @ UITextFieldTextDidChangeNotification object nil void validateInputCallback id sender if self validateInputWithString textField.text For example turn a label..

What are the best practices for implementing form in iOS

http://stackoverflow.com/questions/7202647/what-are-the-best-practices-for-implementing-form-in-ios

the next one using its NSIndexPath. Check your form validity when the user's made modifications i.e. by listening to UITextFieldTextDidChangeNotification and in textFieldShouldEndEditing . If the form's valid allow the user to submit it on return or using a Done button or similar..