linphone-ios/Classes/Utils/TPKeyboardAvoiding/TPKeyboardAvoidingTableView.m
2016-01-06 12:19:07 +01:00

103 lines
2.6 KiB
Objective-C
Executable file

//
// TPKeyboardAvoidingTableView.m
//
// Created by Michael Tyson on 30/09/2013.
// Copyright 2013 A Tasty Pixel. All rights reserved.
//
#import "TPKeyboardAvoidingTableView.h"
@interface TPKeyboardAvoidingTableView () <UITextFieldDelegate, UITextViewDelegate>
@end
@implementation TPKeyboardAvoidingTableView
#pragma mark - Setup/Teardown
- (void)setup {
[[NSNotificationCenter defaultCenter] addObserver:self
selector:@selector(TPKeyboardAvoiding_keyboardWillShow:)
name:UIKeyboardWillShowNotification
object:nil];
[[NSNotificationCenter defaultCenter] addObserver:self
selector:@selector(TPKeyboardAvoiding_keyboardWillHide:)
name:UIKeyboardWillHideNotification
object:nil];
}
- (id)initWithFrame:(CGRect)frame {
if (!(self = [super initWithFrame:frame]))
return nil;
[self setup];
return self;
}
- (id)initWithFrame:(CGRect)frame style:(UITableViewStyle)withStyle {
if (!(self = [super initWithFrame:frame style:withStyle]))
return nil;
[self setup];
return self;
}
- (void)awakeFromNib {
[self setup];
}
- (void)dealloc {
[[NSNotificationCenter defaultCenter] removeObserver:self];
#if !__has_feature(objc_arc)
[super dealloc];
#endif
}
- (void)setFrame:(CGRect)frame {
[super setFrame:frame];
[self TPKeyboardAvoiding_updateContentInset];
}
- (void)setContentSize:(CGSize)contentSize {
[super setContentSize:contentSize];
[self TPKeyboardAvoiding_updateContentInset];
}
- (BOOL)focusNextTextField {
return [self TPKeyboardAvoiding_focusNextTextField];
}
- (void)scrollToActiveTextField {
return [self TPKeyboardAvoiding_scrollToActiveTextField];
}
#pragma mark - Responders, events
- (void)touchesEnded:(NSSet *)touches withEvent:(UIEvent *)event {
[[self TPKeyboardAvoiding_findFirstResponderBeneathView:self] resignFirstResponder];
[super touchesEnded:touches withEvent:event];
}
- (BOOL)textFieldShouldReturn:(UITextField *)textField {
if (![self focusNextTextField]) {
[textField resignFirstResponder];
}
return YES;
}
- (void)textFieldDidBeginEditing:(UITextField *)textField {
[self scrollToActiveTextField];
}
- (void)textViewDidBeginEditing:(UITextView *)textView {
[self scrollToActiveTextField];
}
- (void)layoutSubviews {
[super layoutSubviews];
[NSObject
cancelPreviousPerformRequestsWithTarget:self
selector:@selector(TPKeyboardAvoiding_assignTextDelegateForViewsBeneathView:)
object:self];
[self performSelector:@selector(TPKeyboardAvoiding_assignTextDelegateForViewsBeneathView:)
withObject:self
afterDelay:0.1];
}
@end