//
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// IQKeyboardManager.m
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// https://github.com/hackiftekhar/IQKeyboardManager
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// Copyright (c) 2013-16 Iftekhar Qurashi.
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//
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// Permission is hereby granted, free of charge, to any person obtaining a copy
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// of this software and associated documentation files (the "Software"), to deal
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// in the Software without restriction, including without limitation the rights
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// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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// copies of the Software, and to permit persons to whom the Software is
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// furnished to do so, subject to the following conditions:
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//
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// The above copyright notice and this permission notice shall be included in
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// all copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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// THE SOFTWARE.
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#import "IQKeyboardManager.h"
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#import "IQUIView+Hierarchy.h"
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#import "IQUIView+IQKeyboardToolbar.h"
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#import "IQNSArray+Sort.h"
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#import "IQKeyboardManagerConstantsInternal.h"
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#import "IQUIScrollView+Additions.h"
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#import "IQUITextFieldView+Additions.h"
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#import "IQUIViewController+Additions.h"
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#import "IQPreviousNextView.h"
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#import <QuartzCore/CABase.h>
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#import <objc/runtime.h>
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#import <UIKit/UIAlertController.h>
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#import <UIKit/UISearchBar.h>
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#import <UIKit/UIScreen.h>
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#import <UIKit/UINavigationBar.h>
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#import <UIKit/UITapGestureRecognizer.h>
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#import <UIKit/UITextField.h>
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#import <UIKit/UITextView.h>
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#import <UIKit/UITableViewController.h>
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#import <UIKit/UICollectionViewController.h>
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#import <UIKit/UINavigationController.h>
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#import <UIKit/UITouch.h>
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#import <UIKit/UIWindow.h>
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#import <UIKit/NSLayoutConstraint.h>
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NSInteger const kIQDoneButtonToolbarTag = -1002;
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NSInteger const kIQPreviousNextButtonToolbarTag = -1005;
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#define kIQCGPointInvalid CGPointMake(CGFLOAT_MAX, CGFLOAT_MAX)
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@interface IQKeyboardManager()<UIGestureRecognizerDelegate>
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/*******************************************/
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/** used to adjust contentInset of UITextView. */
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@property(nonatomic, assign) UIEdgeInsets startingTextViewContentInsets;
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/** used to adjust scrollIndicatorInsets of UITextView. */
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@property(nonatomic, assign) UIEdgeInsets startingTextViewScrollIndicatorInsets;
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/** used with textView to detect a textFieldView contentInset is changed or not. (Bug ID: #92)*/
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@property(nonatomic, assign) BOOL isTextViewContentInsetChanged;
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/*******************************************/
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/** To save UITextField/UITextView object voa textField/textView notifications. */
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@property(nonatomic, weak) UIView *textFieldView;
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/** To save rootViewController.view.frame.origin. */
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@property(nonatomic, assign) CGPoint topViewBeginOrigin;
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/** To save rootViewController */
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@property(nonatomic, weak) UIViewController *rootViewController;
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/** To know if we have any pending request to adjust view position. */
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@property(nonatomic, assign) BOOL hasPendingAdjustRequest;
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/*******************************************/
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/** Variable to save lastScrollView that was scrolled. */
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@property(nonatomic, weak) UIScrollView *lastScrollView;
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/** LastScrollView's initial contentInsets. */
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@property(nonatomic, assign) UIEdgeInsets startingContentInsets;
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/** LastScrollView's initial scrollIndicatorInsets. */
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@property(nonatomic, assign) UIEdgeInsets startingScrollIndicatorInsets;
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/** LastScrollView's initial contentOffset. */
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@property(nonatomic, assign) CGPoint startingContentOffset;
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/*******************************************/
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/** To save keyboard animation duration. */
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@property(nonatomic, assign) CGFloat animationDuration;
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/** To mimic the keyboard animation */
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@property(nonatomic, assign) NSInteger animationCurve;
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/*******************************************/
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/** TapGesture to resign keyboard on view's touch. It's a readonly property and exposed only for adding/removing dependencies if your added gesture does have collision with this one */
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@property(nonnull, nonatomic, strong, readwrite) UITapGestureRecognizer *resignFirstResponderGesture;
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/**
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moved distance to the top used to maintain distance between keyboard and textField. Most of the time this will be a positive value.
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*/
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@property(nonatomic, assign, readwrite) CGFloat movedDistance;
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/*******************************************/
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@property(nonatomic, strong, nonnull, readwrite) NSMutableSet<Class> *registeredClasses;
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@property(nonatomic, strong, nonnull, readwrite) NSMutableSet<Class> *disabledDistanceHandlingClasses;
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@property(nonatomic, strong, nonnull, readwrite) NSMutableSet<Class> *enabledDistanceHandlingClasses;
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@property(nonatomic, strong, nonnull, readwrite) NSMutableSet<Class> *disabledToolbarClasses;
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@property(nonatomic, strong, nonnull, readwrite) NSMutableSet<Class> *enabledToolbarClasses;
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@property(nonatomic, strong, nonnull, readwrite) NSMutableSet<Class> *toolbarPreviousNextAllowedClasses;
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@property(nonatomic, strong, nonnull, readwrite) NSMutableSet<Class> *disabledTouchResignedClasses;
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@property(nonatomic, strong, nonnull, readwrite) NSMutableSet<Class> *enabledTouchResignedClasses;
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@property(nonatomic, strong, nonnull, readwrite) NSMutableSet<Class> *touchResignedGestureIgnoreClasses;
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/*******************************************/
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@end
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@implementation IQKeyboardManager
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{
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@package
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/*******************************************/
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/** To save keyboardWillShowNotification. Needed for enable keyboard functionality. */
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NSNotification *_kbShowNotification;
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/** To save keyboard size. */
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CGSize _kbSize;
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/*******************************************/
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}
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//UIKeyboard handling
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@synthesize enable = _enable;
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@synthesize keyboardDistanceFromTextField = _keyboardDistanceFromTextField;
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//Keyboard Appearance handling
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@synthesize overrideKeyboardAppearance = _overrideKeyboardAppearance;
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@synthesize keyboardAppearance = _keyboardAppearance;
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//IQToolbar handling
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@synthesize enableAutoToolbar = _enableAutoToolbar;
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@synthesize toolbarManageBehaviour = _toolbarManageBehaviour;
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@synthesize shouldToolbarUsesTextFieldTintColor = _shouldToolbarUsesTextFieldTintColor;
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@synthesize toolbarTintColor = _toolbarTintColor;
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@synthesize toolbarBarTintColor = _toolbarBarTintColor;
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@dynamic shouldShowTextFieldPlaceholder;
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@synthesize shouldShowToolbarPlaceholder = _shouldShowToolbarPlaceholder;
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@synthesize placeholderFont = _placeholderFont;
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@synthesize placeholderColor = _placeholderColor;
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@synthesize placeholderButtonColor = _placeholderButtonColor;
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//Resign handling
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@synthesize shouldResignOnTouchOutside = _shouldResignOnTouchOutside;
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@synthesize resignFirstResponderGesture = _resignFirstResponderGesture;
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//Sound handling
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@synthesize shouldPlayInputClicks = _shouldPlayInputClicks;
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//Animation handling
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@synthesize layoutIfNeededOnUpdate = _layoutIfNeededOnUpdate;
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#pragma mark - Initializing functions
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/** Override +load method to enable KeyboardManager when class loader load IQKeyboardManager. Enabling when app starts (No need to write any code) */
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+(void)load
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{
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//Enabling IQKeyboardManager. Loading asynchronous on main thread
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[self performSelectorOnMainThread:@selector(sharedManager) withObject:nil waitUntilDone:NO];
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}
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/* Singleton Object Initialization. */
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-(instancetype)init
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{
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if (self = [super init])
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{
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__weak typeof(self) weakSelf = self;
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static dispatch_once_t onceToken;
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dispatch_once(&onceToken, ^{
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__strong typeof(self) strongSelf = weakSelf;
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strongSelf.registeredClasses = [[NSMutableSet alloc] init];
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[strongSelf registerAllNotifications];
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//Creating gesture for @shouldResignOnTouchOutside. (Enhancement ID: #14)
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strongSelf.resignFirstResponderGesture = [[UITapGestureRecognizer alloc] initWithTarget:self action:@selector(tapRecognized:)];
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strongSelf.resignFirstResponderGesture.cancelsTouchesInView = NO;
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[strongSelf.resignFirstResponderGesture setDelegate:self];
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strongSelf.resignFirstResponderGesture.enabled = strongSelf.shouldResignOnTouchOutside;
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strongSelf.topViewBeginOrigin = kIQCGPointInvalid;
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//Setting it's initial values
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strongSelf.animationDuration = 0.25;
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strongSelf.animationCurve = UIViewAnimationCurveEaseInOut;
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[self setEnable:YES];
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[self setKeyboardDistanceFromTextField:10.0];
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[self setShouldPlayInputClicks:YES];
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[self setShouldResignOnTouchOutside:NO];
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[self setOverrideKeyboardAppearance:NO];
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[self setKeyboardAppearance:UIKeyboardAppearanceDefault];
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[self setEnableAutoToolbar:YES];
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[self setShouldShowToolbarPlaceholder:YES];
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[self setToolbarManageBehaviour:IQAutoToolbarBySubviews];
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[self setLayoutIfNeededOnUpdate:NO];
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//Loading IQToolbar, IQTitleBarButtonItem, IQBarButtonItem to fix first time keyboard appearance delay (Bug ID: #550)
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{
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//If you experience exception breakpoint issue at below line then try these solutions https://stackoverflow.com/questions/27375640/all-exception-break-point-is-stopping-for-no-reason-on-simulator
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UITextField *view = [[UITextField alloc] init];
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[view addDoneOnKeyboardWithTarget:nil action:nil];
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[view addPreviousNextDoneOnKeyboardWithTarget:nil previousAction:nil nextAction:nil doneAction:nil];
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}
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//Initializing disabled classes Set.
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strongSelf.disabledDistanceHandlingClasses = [[NSMutableSet alloc] initWithObjects:[UITableViewController class],[UIAlertController class], nil];
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strongSelf.enabledDistanceHandlingClasses = [[NSMutableSet alloc] init];
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strongSelf.disabledToolbarClasses = [[NSMutableSet alloc] initWithObjects:[UIAlertController class], nil];
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strongSelf.enabledToolbarClasses = [[NSMutableSet alloc] init];
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strongSelf.toolbarPreviousNextAllowedClasses = [[NSMutableSet alloc] initWithObjects:[UITableView class],[UICollectionView class],[IQPreviousNextView class], nil];
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strongSelf.disabledTouchResignedClasses = [[NSMutableSet alloc] initWithObjects:[UIAlertController class], nil];
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strongSelf.enabledTouchResignedClasses = [[NSMutableSet alloc] init];
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strongSelf.touchResignedGestureIgnoreClasses = [[NSMutableSet alloc] initWithObjects:[UIControl class],[UINavigationBar class], nil];
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[self setShouldToolbarUsesTextFieldTintColor:NO];
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});
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}
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return self;
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}
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/* Automatically called from the `+(void)load` method. */
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+ (IQKeyboardManager*)sharedManager
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{
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//Singleton instance
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static IQKeyboardManager *kbManager;
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static dispatch_once_t onceToken;
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dispatch_once(&onceToken, ^{
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kbManager = [[self alloc] init];
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});
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return kbManager;
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}
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#pragma mark - Dealloc
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-(void)dealloc
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{
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// Disable the keyboard manager.
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[self setEnable:NO];
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//Removing notification observers on dealloc.
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[[NSNotificationCenter defaultCenter] removeObserver:self];
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}
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#pragma mark - Property functions
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-(void)setEnable:(BOOL)enable
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{
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// If not enabled, enable it.
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if (enable == YES &&
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_enable == NO)
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{
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//Setting NO to _enable.
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_enable = enable;
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//If keyboard is currently showing. Sending a fake notification for keyboardWillShow to adjust view according to keyboard.
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if (_kbShowNotification) [self keyboardWillShow:_kbShowNotification];
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[self showLog:@"Enabled"];
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}
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//If not disable, desable it.
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else if (enable == NO &&
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_enable == YES)
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{
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//Sending a fake notification for keyboardWillHide to retain view's original position.
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[self keyboardWillHide:nil];
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//Setting NO to _enable.
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_enable = enable;
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[self showLog:@"Disabled"];
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}
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//If already disabled.
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else if (enable == NO &&
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_enable == NO)
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{
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[self showLog:@"Already Disabled"];
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}
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//If already enabled.
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else if (enable == YES &&
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_enable == YES)
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{
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[self showLog:@"Already Enabled"];
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}
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}
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-(BOOL)privateIsEnabled
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{
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BOOL enable = _enable;
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// IQEnableMode enableMode = _textFieldView.enableMode;
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//
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// if (enableMode == IQEnableModeEnabled)
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// {
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// enable = YES;
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// }
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// else if (enableMode == IQEnableModeDisabled)
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// {
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// enable = NO;
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// }
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// else
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{
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UIViewController *textFieldViewController = [_textFieldView viewContainingController];
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if (textFieldViewController)
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{
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if (enable == NO)
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{
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//If viewController is kind of enable viewController class, then assuming it's enabled.
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for (Class enabledClass in _enabledDistanceHandlingClasses)
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{
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if ([textFieldViewController isKindOfClass:enabledClass])
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{
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enable = YES;
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break;
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}
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}
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}
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if (enable)
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{
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//If viewController is kind of disable viewController class, then assuming it's disable.
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for (Class disabledClass in _disabledDistanceHandlingClasses)
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{
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if ([textFieldViewController isKindOfClass:disabledClass])
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{
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enable = NO;
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break;
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}
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}
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//Special Controllers
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if (enable == YES)
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{
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NSString *classNameString = NSStringFromClass([textFieldViewController class]);
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//_UIAlertControllerTextFieldViewController
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if ([classNameString containsString:@"UIAlertController"] && [classNameString hasSuffix:@"TextFieldViewController"])
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{
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enable = NO;
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}
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}
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}
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}
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}
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return enable;
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}
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-(BOOL)shouldShowTextFieldPlaceholder
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{
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return _shouldShowToolbarPlaceholder;
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}
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-(void)setShouldShowTextFieldPlaceholder:(BOOL)shouldShowTextFieldPlaceholder
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{
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_shouldShowToolbarPlaceholder = shouldShowTextFieldPlaceholder;
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}
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// Setting keyboard distance from text field.
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-(void)setKeyboardDistanceFromTextField:(CGFloat)keyboardDistanceFromTextField
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{
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//Can't be less than zero. Minimum is zero.
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_keyboardDistanceFromTextField = MAX(keyboardDistanceFromTextField, 0);
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[self showLog:[NSString stringWithFormat:@"keyboardDistanceFromTextField: %.2f",_keyboardDistanceFromTextField]];
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}
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/** Enabling/disable gesture on touching. */
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-(void)setShouldResignOnTouchOutside:(BOOL)shouldResignOnTouchOutside
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{
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[self showLog:[NSString stringWithFormat:@"shouldResignOnTouchOutside: %@",shouldResignOnTouchOutside?@"Yes":@"No"]];
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_shouldResignOnTouchOutside = shouldResignOnTouchOutside;
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//Enable/Disable gesture recognizer (Enhancement ID: #14)
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[_resignFirstResponderGesture setEnabled:[self privateShouldResignOnTouchOutside]];
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}
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-(BOOL)privateShouldResignOnTouchOutside
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{
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BOOL shouldResignOnTouchOutside = _shouldResignOnTouchOutside;
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UIView *textFieldView = _textFieldView;
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IQEnableMode enableMode = textFieldView.shouldResignOnTouchOutsideMode;
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if (enableMode == IQEnableModeEnabled)
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{
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shouldResignOnTouchOutside = YES;
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}
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else if (enableMode == IQEnableModeDisabled)
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{
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shouldResignOnTouchOutside = NO;
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}
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else
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{
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UIViewController *textFieldViewController = [textFieldView viewContainingController];
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if (textFieldViewController)
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{
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if (shouldResignOnTouchOutside == NO)
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{
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//If viewController is kind of enable viewController class, then assuming shouldResignOnTouchOutside is enabled.
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for (Class enabledClass in _enabledTouchResignedClasses)
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{
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if ([textFieldViewController isKindOfClass:enabledClass])
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{
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shouldResignOnTouchOutside = YES;
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break;
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}
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}
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}
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if (shouldResignOnTouchOutside)
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{
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//If viewController is kind of disable viewController class, then assuming shouldResignOnTouchOutside is disable.
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for (Class disabledClass in _disabledTouchResignedClasses)
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{
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if ([textFieldViewController isKindOfClass:disabledClass])
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{
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shouldResignOnTouchOutside = NO;
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break;
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}
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}
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//Special Controllers
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if (shouldResignOnTouchOutside == YES)
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{
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NSString *classNameString = NSStringFromClass([textFieldViewController class]);
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//_UIAlertControllerTextFieldViewController
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if ([classNameString containsString:@"UIAlertController"] && [classNameString hasSuffix:@"TextFieldViewController"])
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{
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shouldResignOnTouchOutside = NO;
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}
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}
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}
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}
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}
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return shouldResignOnTouchOutside;
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}
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/** Enable/disable autotoolbar. Adding and removing toolbar if required. */
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-(void)setEnableAutoToolbar:(BOOL)enableAutoToolbar
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{
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_enableAutoToolbar = enableAutoToolbar;
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[self showLog:[NSString stringWithFormat:@"enableAutoToolbar: %@",enableAutoToolbar?@"Yes":@"No"]];
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//If enabled then adding toolbar.
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if ([self privateIsEnableAutoToolbar] == YES)
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{
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[self addToolbarIfRequired];
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}
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//Else removing toolbar.
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else
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{
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[self removeToolbarIfRequired];
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}
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}
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-(BOOL)privateIsEnableAutoToolbar
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{
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BOOL enableAutoToolbar = _enableAutoToolbar;
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UIViewController *textFieldViewController = [_textFieldView viewContainingController];
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if (textFieldViewController)
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{
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if (enableAutoToolbar == NO)
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{
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//If found any toolbar enabled classes then return.
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for (Class enabledToolbarClass in _enabledToolbarClasses)
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{
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if ([textFieldViewController isKindOfClass:enabledToolbarClass])
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{
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enableAutoToolbar = YES;
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break;
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}
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}
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}
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if (enableAutoToolbar)
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{
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//If found any toolbar disabled classes then return.
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for (Class disabledToolbarClass in _disabledToolbarClasses)
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{
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if ([textFieldViewController isKindOfClass:disabledToolbarClass])
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{
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enableAutoToolbar = NO;
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break;
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}
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}
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//Special Controllers
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if (enableAutoToolbar == YES)
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{
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NSString *classNameString = NSStringFromClass([textFieldViewController class]);
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//_UIAlertControllerTextFieldViewController
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if ([classNameString containsString:@"UIAlertController"] && [classNameString hasSuffix:@"TextFieldViewController"])
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{
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enableAutoToolbar = NO;
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}
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}
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}
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}
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return enableAutoToolbar;
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}
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#pragma mark - Private Methods
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/** Getting keyWindow. */
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-(UIWindow *)keyWindow
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{
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UIView *textFieldView = _textFieldView;
|
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if (textFieldView.window)
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{
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return textFieldView.window;
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}
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else
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{
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static __weak UIWindow *_keyWindow = nil;
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/* (Bug ID: #23, #25, #73) */
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UIWindow *originalKeyWindow = [[UIApplication sharedApplication] keyWindow];
|
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//If original key window is not nil and the cached keywindow is also not original keywindow then changing keywindow.
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if (originalKeyWindow &&
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_keyWindow != originalKeyWindow)
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{
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_keyWindow = originalKeyWindow;
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}
|
|
return _keyWindow;
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}
|
}
|
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-(void)optimizedAdjustPosition
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{
|
if (_hasPendingAdjustRequest == NO)
|
{
|
_hasPendingAdjustRequest = YES;
|
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__weak typeof(self) weakSelf = self;
|
|
[[NSOperationQueue mainQueue] addOperationWithBlock:^{
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[self adjustPosition];
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weakSelf.hasPendingAdjustRequest = NO;
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}];
|
}
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}
|
|
/* Adjusting RootViewController's frame according to interface orientation. */
|
-(void)adjustPosition
|
{
|
UIView *textFieldView = _textFieldView;
|
|
// Getting RootViewController. (Bug ID: #1, #4)
|
UIViewController *rootController = _rootViewController;
|
|
// Getting KeyWindow object.
|
UIWindow *keyWindow = [self keyWindow];
|
|
// We are unable to get textField object while keyboard showing on UIWebView's textField. (Bug ID: #11)
|
if (_hasPendingAdjustRequest == NO ||
|
textFieldView == nil ||
|
rootController == nil ||
|
keyWindow == nil)
|
return;
|
|
CFTimeInterval startTime = CACurrentMediaTime();
|
[self showLog:[NSString stringWithFormat:@"****** %@ started ******",NSStringFromSelector(_cmd)]];
|
|
// Converting Rectangle according to window bounds.
|
CGRect textFieldViewRectInWindow = [[textFieldView superview] convertRect:textFieldView.frame toView:keyWindow];
|
CGRect textFieldViewRectInRootSuperview = [[textFieldView superview] convertRect:textFieldView.frame toView:rootController.view.superview];
|
// Getting RootView origin.
|
CGPoint rootViewOrigin = rootController.view.frame.origin;
|
|
//Maintain keyboardDistanceFromTextField
|
CGFloat specialKeyboardDistanceFromTextField = textFieldView.keyboardDistanceFromTextField;
|
|
{
|
UISearchBar *searchBar = textFieldView.searchBar;
|
|
if (searchBar)
|
{
|
specialKeyboardDistanceFromTextField = searchBar.keyboardDistanceFromTextField;
|
}
|
}
|
|
CGFloat keyboardDistanceFromTextField = (specialKeyboardDistanceFromTextField == kIQUseDefaultKeyboardDistance)?_keyboardDistanceFromTextField:specialKeyboardDistanceFromTextField;
|
CGSize kbSize = _kbSize;
|
kbSize.height += keyboardDistanceFromTextField;
|
|
CGFloat topLayoutGuide = rootController.view.layoutMargins.top+5;
|
|
CGFloat move = 0;
|
// +Move positive = textField is hidden.
|
// -Move negative = textField is showing.
|
|
// Calculating move position. Common for both normal and special cases.
|
move = MIN(CGRectGetMinY(textFieldViewRectInRootSuperview)-topLayoutGuide, CGRectGetMaxY(textFieldViewRectInWindow)-(CGRectGetHeight(keyWindow.frame)-kbSize.height));
|
|
[self showLog:[NSString stringWithFormat:@"Need to move: %.2f",move]];
|
|
UIScrollView *superScrollView = nil;
|
UIScrollView *superView = (UIScrollView*)[textFieldView superviewOfClassType:[UIScrollView class]];
|
|
//Getting UIScrollView whose scrolling is enabled. // (Bug ID: #285)
|
while (superView)
|
{
|
if (superView.isScrollEnabled && superView.shouldIgnoreScrollingAdjustment == NO)
|
{
|
superScrollView = superView;
|
break;
|
}
|
else
|
{
|
// Getting it's superScrollView. // (Enhancement ID: #21, #24)
|
superView = (UIScrollView*)[superView superviewOfClassType:[UIScrollView class]];
|
}
|
}
|
|
//If there was a lastScrollView. // (Bug ID: #34)
|
if (_lastScrollView)
|
{
|
//If we can't find current superScrollView, then setting lastScrollView to it's original form.
|
if (superScrollView == nil)
|
{
|
[self showLog:[NSString stringWithFormat:@"Restoring %@ contentInset to : %@ and contentOffset to : %@",[_lastScrollView _IQDescription],NSStringFromUIEdgeInsets(_startingContentInsets),NSStringFromCGPoint(_startingContentOffset)]];
|
|
__weak typeof(self) weakSelf = self;
|
|
[UIView animateWithDuration:_animationDuration delay:0 options:(_animationCurve|UIViewAnimationOptionBeginFromCurrentState) animations:^{
|
|
__strong typeof(self) strongSelf = weakSelf;
|
UIScrollView *strongLastScrollView = strongSelf.lastScrollView;
|
|
[strongLastScrollView setContentInset:strongSelf.startingContentInsets];
|
strongLastScrollView.scrollIndicatorInsets = strongSelf.startingScrollIndicatorInsets;
|
} completion:NULL];
|
|
if (_lastScrollView.shouldRestoreScrollViewContentOffset)
|
{
|
[_lastScrollView setContentOffset:_startingContentOffset animated:UIView.areAnimationsEnabled];
|
}
|
|
_startingContentInsets = UIEdgeInsetsZero;
|
_startingScrollIndicatorInsets = UIEdgeInsetsZero;
|
_startingContentOffset = CGPointZero;
|
_lastScrollView = nil;
|
}
|
//If both scrollView's are different, then reset lastScrollView to it's original frame and setting current scrollView as last scrollView.
|
else if (superScrollView != _lastScrollView)
|
{
|
[self showLog:[NSString stringWithFormat:@"Restoring %@ contentInset to : %@ and contentOffset to : %@",[_lastScrollView _IQDescription],NSStringFromUIEdgeInsets(_startingContentInsets),NSStringFromCGPoint(_startingContentOffset)]];
|
|
__weak typeof(self) weakSelf = self;
|
|
[UIView animateWithDuration:_animationDuration delay:0 options:(_animationCurve|UIViewAnimationOptionBeginFromCurrentState) animations:^{
|
|
__strong typeof(self) strongSelf = weakSelf;
|
UIScrollView *strongLastScrollView = strongSelf.lastScrollView;
|
|
[strongLastScrollView setContentInset:strongSelf.startingContentInsets];
|
strongLastScrollView.scrollIndicatorInsets = strongSelf.startingScrollIndicatorInsets;
|
} completion:NULL];
|
|
if (_lastScrollView.shouldRestoreScrollViewContentOffset)
|
{
|
[_lastScrollView setContentOffset:_startingContentOffset animated:UIView.areAnimationsEnabled];
|
}
|
|
_lastScrollView = superScrollView;
|
_startingContentInsets = superScrollView.contentInset;
|
_startingScrollIndicatorInsets = superScrollView.scrollIndicatorInsets;
|
_startingContentOffset = superScrollView.contentOffset;
|
|
[self showLog:[NSString stringWithFormat:@"Saving New %@ contentInset: %@ and contentOffset : %@",[_lastScrollView _IQDescription],NSStringFromUIEdgeInsets(_startingContentInsets),NSStringFromCGPoint(_startingContentOffset)]];
|
}
|
//Else the case where superScrollView == lastScrollView means we are on same scrollView after switching to different textField. So doing nothing
|
}
|
//If there was no lastScrollView and we found a current scrollView. then setting it as lastScrollView.
|
else if(superScrollView)
|
{
|
_lastScrollView = superScrollView;
|
_startingContentInsets = superScrollView.contentInset;
|
_startingContentOffset = superScrollView.contentOffset;
|
_startingScrollIndicatorInsets = superScrollView.scrollIndicatorInsets;
|
|
[self showLog:[NSString stringWithFormat:@"Saving %@ contentInset: %@ and contentOffset : %@",[_lastScrollView _IQDescription],NSStringFromUIEdgeInsets(_startingContentInsets),NSStringFromCGPoint(_startingContentOffset)]];
|
}
|
|
// Special case for ScrollView.
|
{
|
// If we found lastScrollView then setting it's contentOffset to show textField.
|
if (_lastScrollView)
|
{
|
//Saving
|
UIView *lastView = textFieldView;
|
superScrollView = _lastScrollView;
|
|
//Looping in upper hierarchy until we don't found any scrollView in it's upper hirarchy till UIWindow object.
|
while (superScrollView &&
|
(move>0?(move > (-superScrollView.contentOffset.y-superScrollView.contentInset.top)):superScrollView.contentOffset.y>0) )
|
{
|
UIScrollView *nextScrollView = nil;
|
UIScrollView *tempScrollView = (UIScrollView*)[superScrollView superviewOfClassType:[UIScrollView class]];
|
|
//Getting UIScrollView whose scrolling is enabled. // (Bug ID: #285)
|
while (tempScrollView)
|
{
|
if (tempScrollView.isScrollEnabled && tempScrollView.shouldIgnoreScrollingAdjustment == NO)
|
{
|
nextScrollView = tempScrollView;
|
break;
|
}
|
else
|
{
|
// Getting it's superScrollView. // (Enhancement ID: #21, #24)
|
tempScrollView = (UIScrollView*)[tempScrollView superviewOfClassType:[UIScrollView class]];
|
}
|
}
|
|
//Getting lastViewRect.
|
CGRect lastViewRect = [[lastView superview] convertRect:lastView.frame toView:superScrollView];
|
|
//Calculating the expected Y offset from move and scrollView's contentOffset.
|
CGFloat shouldOffsetY = superScrollView.contentOffset.y - MIN(superScrollView.contentOffset.y,-move);
|
|
//Rearranging the expected Y offset according to the view.
|
shouldOffsetY = MIN(shouldOffsetY, lastViewRect.origin.y);
|
|
//[textFieldView isKindOfClass:[UITextView class]] If is a UITextView type
|
//[superScrollView superviewOfClassType:[UIScrollView class]] == nil If processing scrollView is last scrollView in upper hierarchy (there is no other scrollView upper hierarchy.)
|
//shouldOffsetY >= 0 shouldOffsetY must be greater than in order to keep distance from navigationBar (Bug ID: #92)
|
if ([textFieldView isKindOfClass:[UITextView class]] &&
|
nextScrollView == nil &&
|
(shouldOffsetY >= 0))
|
{
|
// Converting Rectangle according to window bounds.
|
CGRect currentTextFieldViewRect = [[textFieldView superview] convertRect:textFieldView.frame toView:keyWindow];
|
|
//Calculating expected fix distance which needs to be managed from navigation bar
|
CGFloat expectedFixDistance = CGRectGetMinY(currentTextFieldViewRect) - topLayoutGuide;
|
|
//Now if expectedOffsetY (superScrollView.contentOffset.y + expectedFixDistance) is lower than current shouldOffsetY, which means we're in a position where navigationBar up and hide, then reducing shouldOffsetY with expectedOffsetY (superScrollView.contentOffset.y + expectedFixDistance)
|
shouldOffsetY = MIN(shouldOffsetY, superScrollView.contentOffset.y + expectedFixDistance);
|
|
//Setting move to 0 because now we don't want to move any view anymore (All will be managed by our contentInset logic.
|
move = 0;
|
}
|
else
|
{
|
//Subtracting the Y offset from the move variable, because we are going to change scrollView's contentOffset.y to shouldOffsetY.
|
move -= (shouldOffsetY-superScrollView.contentOffset.y);
|
}
|
|
|
//Getting problem while using `setContentOffset:animated:`, So I used animation API.
|
[UIView animateWithDuration:_animationDuration delay:0 options:(_animationCurve|UIViewAnimationOptionBeginFromCurrentState) animations:^{
|
|
[self showLog:[NSString stringWithFormat:@"Adjusting %.2f to %@ ContentOffset",(superScrollView.contentOffset.y-shouldOffsetY),[superScrollView _IQDescription]]];
|
[self showLog:[NSString stringWithFormat:@"Remaining Move: %.2f",move]];
|
|
superScrollView.contentOffset = CGPointMake(superScrollView.contentOffset.x, shouldOffsetY);
|
|
} completion:NULL];
|
|
// Getting next lastView & superScrollView.
|
lastView = superScrollView;
|
superScrollView = nextScrollView;
|
}
|
|
//Updating contentInset
|
{
|
CGRect lastScrollViewRect = [[_lastScrollView superview] convertRect:_lastScrollView.frame toView:keyWindow];
|
|
CGFloat bottom = (kbSize.height-keyboardDistanceFromTextField)-(CGRectGetHeight(keyWindow.frame)-CGRectGetMaxY(lastScrollViewRect));
|
|
// Update the insets so that the scroll vew doesn't shift incorrectly when the offset is near the bottom of the scroll view.
|
UIEdgeInsets movedInsets = _lastScrollView.contentInset;
|
|
movedInsets.bottom = MAX(_startingContentInsets.bottom, bottom);
|
|
[self showLog:[NSString stringWithFormat:@"%@ old ContentInset : %@",[_lastScrollView _IQDescription], NSStringFromUIEdgeInsets(_lastScrollView.contentInset)]];
|
|
__weak typeof(self) weakSelf = self;
|
|
[UIView animateWithDuration:_animationDuration delay:0 options:(_animationCurve|UIViewAnimationOptionBeginFromCurrentState) animations:^{
|
|
__strong typeof(self) strongSelf = weakSelf;
|
UIScrollView *strongLastScrollView = strongSelf.lastScrollView;
|
|
strongLastScrollView.contentInset = movedInsets;
|
|
UIEdgeInsets newInset = strongLastScrollView.scrollIndicatorInsets;
|
newInset.bottom = movedInsets.bottom;
|
strongLastScrollView.scrollIndicatorInsets = newInset;
|
|
} completion:NULL];
|
|
[self showLog:[NSString stringWithFormat:@"%@ new ContentInset : %@",[_lastScrollView _IQDescription], NSStringFromUIEdgeInsets(_lastScrollView.contentInset)]];
|
}
|
}
|
//Going ahead. No else if.
|
}
|
|
{
|
//Special case for UITextView(Readjusting textView.contentInset when textView hight is too big to fit on screen)
|
//_lastScrollView If not having inside any scrollView, (now contentInset manages the full screen textView.
|
//[textFieldView isKindOfClass:[UITextView class]] If is a UITextView type
|
if ([textFieldView isKindOfClass:[UITextView class]])
|
{
|
UITextView *textView = (UITextView*)textFieldView;
|
|
CGFloat keyboardYPosition = CGRectGetHeight(keyWindow.frame)-(kbSize.height-keyboardDistanceFromTextField);
|
|
CGRect rootSuperViewFrameInWindow = [rootController.view.superview convertRect:rootController.view.superview.bounds toView:keyWindow];
|
|
CGFloat keyboardOverlapping = CGRectGetMaxY(rootSuperViewFrameInWindow) - keyboardYPosition;
|
|
CGFloat textViewHeight = MIN(CGRectGetHeight(textFieldView.frame), (CGRectGetHeight(rootSuperViewFrameInWindow)-topLayoutGuide-keyboardOverlapping));
|
|
if (textFieldView.frame.size.height-textView.contentInset.bottom>textViewHeight)
|
{
|
__weak typeof(self) weakSelf = self;
|
|
[UIView animateWithDuration:_animationDuration delay:0 options:(_animationCurve|UIViewAnimationOptionBeginFromCurrentState) animations:^{
|
|
__strong typeof(self) strongSelf = weakSelf;
|
UIView *strongTextFieldView = strongSelf.textFieldView;
|
|
[self showLog:[NSString stringWithFormat:@"%@ Old UITextView.contentInset : %@",[strongTextFieldView _IQDescription], NSStringFromUIEdgeInsets(textView.contentInset)]];
|
|
//_isTextViewContentInsetChanged, If frame is not change by library in past, then saving user textView properties (Bug ID: #92)
|
if (strongSelf.isTextViewContentInsetChanged == NO)
|
{
|
strongSelf.startingTextViewContentInsets = textView.contentInset;
|
strongSelf.startingTextViewScrollIndicatorInsets = textView.scrollIndicatorInsets;
|
}
|
|
UIEdgeInsets newContentInset = textView.contentInset;
|
newContentInset.bottom = strongTextFieldView.frame.size.height-textViewHeight;
|
textView.contentInset = newContentInset;
|
textView.scrollIndicatorInsets = newContentInset;
|
strongSelf.isTextViewContentInsetChanged = YES;
|
|
[self showLog:[NSString stringWithFormat:@"%@ New UITextView.contentInset : %@",[strongTextFieldView _IQDescription], NSStringFromUIEdgeInsets(textView.contentInset)]];
|
|
} completion:NULL];
|
}
|
}
|
|
{
|
__weak typeof(self) weakSelf = self;
|
|
// +Positive or zero.
|
if (move>=0)
|
{
|
rootViewOrigin.y -= move;
|
|
// From now prevent keyboard manager to slide up the rootView to more than keyboard height. (Bug ID: #93)
|
rootViewOrigin.y = MAX(rootViewOrigin.y, MIN(0, -(kbSize.height-keyboardDistanceFromTextField)));
|
|
[self showLog:@"Moving Upward"];
|
// Setting adjusted rootViewOrigin.ty
|
|
//Used UIViewAnimationOptionBeginFromCurrentState to minimize strange animations.
|
[UIView animateWithDuration:_animationDuration delay:0 options:(_animationCurve|UIViewAnimationOptionBeginFromCurrentState) animations:^{
|
|
__strong typeof(self) strongSelf = weakSelf;
|
|
// Setting it's new frame
|
CGRect rect = rootController.view.frame;
|
rect.origin = rootViewOrigin;
|
rootController.view.frame = rect;
|
|
//Animating content if needed (Bug ID: #204)
|
if (strongSelf.layoutIfNeededOnUpdate)
|
{
|
//Animating content (Bug ID: #160)
|
[rootController.view setNeedsLayout];
|
[rootController.view layoutIfNeeded];
|
}
|
|
[self showLog:[NSString stringWithFormat:@"Set %@ origin to : %@",[rootController _IQDescription],NSStringFromCGPoint(rootViewOrigin)]];
|
} completion:NULL];
|
|
_movedDistance = (_topViewBeginOrigin.y-rootViewOrigin.y);
|
}
|
// -Negative
|
else
|
{
|
CGFloat disturbDistance = rootController.view.frame.origin.y-_topViewBeginOrigin.y;
|
|
// disturbDistance Negative = frame disturbed. Pull Request #3
|
// disturbDistance positive = frame not disturbed.
|
if(disturbDistance<=0)
|
{
|
rootViewOrigin.y -= MAX(move, disturbDistance);
|
|
[self showLog:@"Moving Downward"];
|
// Setting adjusted rootViewRect
|
|
//Used UIViewAnimationOptionBeginFromCurrentState to minimize strange animations.
|
[UIView animateWithDuration:_animationDuration delay:0 options:(_animationCurve|UIViewAnimationOptionBeginFromCurrentState) animations:^{
|
|
__strong typeof(self) strongSelf = weakSelf;
|
|
// Setting it's new frame
|
CGRect rect = rootController.view.frame;
|
rect.origin = rootViewOrigin;
|
rootController.view.frame = rect;
|
|
//Animating content if needed (Bug ID: #204)
|
if (strongSelf.layoutIfNeededOnUpdate)
|
{
|
//Animating content (Bug ID: #160)
|
[rootController.view setNeedsLayout];
|
[rootController.view layoutIfNeeded];
|
}
|
|
[self showLog:[NSString stringWithFormat:@"Set %@ origin to : %@",[rootController _IQDescription],NSStringFromCGPoint(rootViewOrigin)]];
|
} completion:NULL];
|
|
_movedDistance = (_topViewBeginOrigin.y-rootController.view.frame.origin.y);
|
}
|
}
|
}
|
}
|
|
CFTimeInterval elapsedTime = CACurrentMediaTime() - startTime;
|
[self showLog:[NSString stringWithFormat:@"****** %@ ended: %g seconds ******",NSStringFromSelector(_cmd),elapsedTime]];
|
}
|
|
-(void)restorePosition
|
{
|
_hasPendingAdjustRequest = NO;
|
|
// Setting rootViewController frame to it's original position. // (Bug ID: #18)
|
if (_rootViewController && CGPointEqualToPoint(_topViewBeginOrigin, kIQCGPointInvalid) == false)
|
{
|
__weak typeof(self) weakSelf = self;
|
|
//Used UIViewAnimationOptionBeginFromCurrentState to minimize strange animations.
|
[UIView animateWithDuration:_animationDuration delay:0 options:(_animationCurve|UIViewAnimationOptionBeginFromCurrentState) animations:^{
|
|
__strong typeof(self) strongSelf = weakSelf;
|
UIViewController *strongRootController = strongSelf.rootViewController;
|
|
{
|
[strongSelf showLog:[NSString stringWithFormat:@"Restoring %@ origin to : %@",[strongRootController _IQDescription],NSStringFromCGPoint(strongSelf.topViewBeginOrigin)]];
|
|
//Restoring
|
CGRect rect = strongRootController.view.frame;
|
rect.origin = strongSelf.topViewBeginOrigin;
|
strongRootController.view.frame = rect;
|
|
strongSelf.movedDistance = 0;
|
|
//Animating content if needed (Bug ID: #204)
|
if (strongSelf.layoutIfNeededOnUpdate)
|
{
|
//Animating content (Bug ID: #160)
|
[strongRootController.view setNeedsLayout];
|
[strongRootController.view layoutIfNeeded];
|
}
|
}
|
|
} completion:NULL];
|
_rootViewController = nil;
|
}
|
}
|
|
#pragma mark - Public Methods
|
|
/* Refreshes textField/textView position if any external changes is explicitly made by user. */
|
- (void)reloadLayoutIfNeeded
|
{
|
if ([self privateIsEnabled] == YES)
|
{
|
UIView *textFieldView = _textFieldView;
|
|
if (textFieldView &&
|
_keyboardShowing == YES &&
|
CGPointEqualToPoint(_topViewBeginOrigin, kIQCGPointInvalid) == false &&
|
[textFieldView isAlertViewTextField] == NO)
|
{
|
[self optimizedAdjustPosition];
|
}
|
}
|
}
|
|
#pragma mark - UIKeyboad Notification methods
|
/* UIKeyboardWillShowNotification. */
|
-(void)keyboardWillShow:(NSNotification*)aNotification
|
{
|
_kbShowNotification = aNotification;
|
|
// Boolean to know keyboard is showing/hiding
|
_keyboardShowing = YES;
|
|
// Getting keyboard animation.
|
NSInteger curve = [[aNotification userInfo][UIKeyboardAnimationCurveUserInfoKey] integerValue];
|
_animationCurve = curve<<16;
|
|
// Getting keyboard animation duration
|
CGFloat duration = [[aNotification userInfo][UIKeyboardAnimationDurationUserInfoKey] floatValue];
|
|
//Saving animation duration
|
if (duration != 0.0) _animationDuration = duration;
|
|
CGSize oldKBSize = _kbSize;
|
|
// Getting UIKeyboardSize.
|
CGRect kbFrame = [[aNotification userInfo][UIKeyboardFrameEndUserInfoKey] CGRectValue];
|
|
CGRect screenSize = [[UIScreen mainScreen] bounds];
|
|
//Calculating actual keyboard displayed size, keyboard frame may be different when hardware keyboard is attached (Bug ID: #469) (Bug ID: #381)
|
CGRect intersectRect = CGRectIntersection(kbFrame, screenSize);
|
|
if (CGRectIsNull(intersectRect))
|
{
|
_kbSize = CGSizeMake(screenSize.size.width, 0);
|
}
|
else
|
{
|
_kbSize = intersectRect.size;
|
}
|
|
if ([self privateIsEnabled] == NO) return;
|
|
CFTimeInterval startTime = CACurrentMediaTime();
|
[self showLog:[NSString stringWithFormat:@"****** %@ started ******",NSStringFromSelector(_cmd)]];
|
|
UIView *textFieldView = _textFieldView;
|
|
if (textFieldView && CGPointEqualToPoint(_topViewBeginOrigin, kIQCGPointInvalid)) // (Bug ID: #5)
|
{
|
// keyboard is not showing(At the beginning only). We should save rootViewRect.
|
UIViewController *rootController = [textFieldView parentContainerViewController];
|
_rootViewController = rootController;
|
_topViewBeginOrigin = rootController.view.frame.origin;
|
|
[self showLog:[NSString stringWithFormat:@"Saving %@ beginning origin: %@",[rootController _IQDescription] ,NSStringFromCGPoint(_topViewBeginOrigin)]];
|
}
|
|
//If last restored keyboard size is different(any orientation accure), then refresh. otherwise not.
|
if (!CGSizeEqualToSize(_kbSize, oldKBSize))
|
{
|
//If _textFieldView is inside UIAlertView then do nothing. (Bug ID: #37, #74, #76)
|
//See notes:- https://developer.apple.com/library/ios/documentation/StringsTextFonts/Conceptual/TextAndWebiPhoneOS/KeyboardManagement/KeyboardManagement.html If it is UIAlertView textField then do not affect anything (Bug ID: #70).
|
if (_keyboardShowing == YES &&
|
textFieldView &&
|
[textFieldView isAlertViewTextField] == NO)
|
{
|
[self optimizedAdjustPosition];
|
}
|
}
|
|
CFTimeInterval elapsedTime = CACurrentMediaTime() - startTime;
|
[self showLog:[NSString stringWithFormat:@"****** %@ ended: %g seconds ******",NSStringFromSelector(_cmd),elapsedTime]];
|
}
|
|
/* UIKeyboardDidShowNotification. */
|
- (void)keyboardDidShow:(NSNotification*)aNotification
|
{
|
if ([self privateIsEnabled] == NO) return;
|
|
CFTimeInterval startTime = CACurrentMediaTime();
|
[self showLog:[NSString stringWithFormat:@"****** %@ started ******",NSStringFromSelector(_cmd)]];
|
|
UIView *textFieldView = _textFieldView;
|
|
// Getting topMost ViewController.
|
UIViewController *controller = [textFieldView topMostController];
|
|
//If _textFieldView viewController is presented as formSheet, then adjustPosition again because iOS internally update formSheet frame on keyboardShown. (Bug ID: #37, #74, #76)
|
if (_keyboardShowing == YES &&
|
textFieldView &&
|
(controller.modalPresentationStyle == UIModalPresentationFormSheet || controller.modalPresentationStyle == UIModalPresentationPageSheet) &&
|
[textFieldView isAlertViewTextField] == NO)
|
{
|
[self optimizedAdjustPosition];
|
}
|
|
CFTimeInterval elapsedTime = CACurrentMediaTime() - startTime;
|
[self showLog:[NSString stringWithFormat:@"****** %@ ended: %g seconds ******",NSStringFromSelector(_cmd),elapsedTime]];
|
}
|
|
/* UIKeyboardWillHideNotification. So setting rootViewController to it's default frame. */
|
- (void)keyboardWillHide:(NSNotification*)aNotification
|
{
|
//If it's not a fake notification generated by [self setEnable:NO].
|
if (aNotification) _kbShowNotification = nil;
|
|
// Boolean to know keyboard is showing/hiding
|
_keyboardShowing = NO;
|
|
// Getting keyboard animation duration
|
CGFloat aDuration = [[aNotification userInfo][UIKeyboardAnimationDurationUserInfoKey] floatValue];
|
if (aDuration!= 0.0f)
|
{
|
_animationDuration = aDuration;
|
}
|
|
//If not enabled then do nothing.
|
if ([self privateIsEnabled] == NO) return;
|
|
CFTimeInterval startTime = CACurrentMediaTime();
|
[self showLog:[NSString stringWithFormat:@"****** %@ started ******",NSStringFromSelector(_cmd)]];
|
|
//Commented due to #56. Added all the conditions below to handle UIWebView's textFields. (Bug ID: #56)
|
// We are unable to get textField object while keyboard showing on UIWebView's textField. (Bug ID: #11)
|
// if (_textFieldView == nil) return;
|
|
//Restoring the contentOffset of the lastScrollView
|
if (_lastScrollView)
|
{
|
__weak typeof(self) weakSelf = self;
|
|
[UIView animateWithDuration:_animationDuration delay:0 options:(_animationCurve|UIViewAnimationOptionBeginFromCurrentState) animations:^{
|
|
__strong typeof(self) strongSelf = weakSelf;
|
|
strongSelf.lastScrollView.contentInset = strongSelf.startingContentInsets;
|
strongSelf.lastScrollView.scrollIndicatorInsets = strongSelf.startingScrollIndicatorInsets;
|
|
if (strongSelf.lastScrollView.shouldRestoreScrollViewContentOffset)
|
{
|
strongSelf.lastScrollView.contentOffset = strongSelf.startingContentOffset;
|
}
|
|
[self showLog:[NSString stringWithFormat:@"Restoring %@ contentInset to : %@ and contentOffset to : %@",[strongSelf.lastScrollView _IQDescription],NSStringFromUIEdgeInsets(strongSelf.startingContentInsets),NSStringFromCGPoint(strongSelf.startingContentOffset)]];
|
|
// TODO: restore scrollView state
|
// This is temporary solution. Have to implement the save and restore scrollView state
|
UIScrollView *superscrollView = strongSelf.lastScrollView;
|
do
|
{
|
CGSize contentSize = CGSizeMake(MAX(superscrollView.contentSize.width, CGRectGetWidth(superscrollView.frame)), MAX(superscrollView.contentSize.height, CGRectGetHeight(superscrollView.frame)));
|
|
CGFloat minimumY = contentSize.height-CGRectGetHeight(superscrollView.frame);
|
|
if (minimumY<superscrollView.contentOffset.y)
|
{
|
superscrollView.contentOffset = CGPointMake(superscrollView.contentOffset.x, minimumY);
|
|
[self showLog:[NSString stringWithFormat:@"Restoring %@ contentOffset to : %@",[superscrollView _IQDescription],NSStringFromCGPoint(superscrollView.contentOffset)]];
|
}
|
} while ((superscrollView = (UIScrollView*)[superscrollView superviewOfClassType:[UIScrollView class]]));
|
|
} completion:NULL];
|
}
|
|
[self restorePosition];
|
|
//Reset all values
|
_lastScrollView = nil;
|
_kbSize = CGSizeZero;
|
_startingContentInsets = UIEdgeInsetsZero;
|
_startingScrollIndicatorInsets = UIEdgeInsetsZero;
|
_startingContentOffset = CGPointZero;
|
|
CFTimeInterval elapsedTime = CACurrentMediaTime() - startTime;
|
[self showLog:[NSString stringWithFormat:@"****** %@ ended: %g seconds ******",NSStringFromSelector(_cmd),elapsedTime]];
|
}
|
|
/* UIKeyboardDidHideNotification. So topViewBeginRect can be set to CGRectZero. */
|
- (void)keyboardDidHide:(NSNotification*)aNotification
|
{
|
CFTimeInterval startTime = CACurrentMediaTime();
|
[self showLog:[NSString stringWithFormat:@"****** %@ started ******",NSStringFromSelector(_cmd)]];
|
|
_topViewBeginOrigin = kIQCGPointInvalid;
|
|
_kbSize = CGSizeZero;
|
|
CFTimeInterval elapsedTime = CACurrentMediaTime() - startTime;
|
[self showLog:[NSString stringWithFormat:@"****** %@ ended: %g seconds ******",NSStringFromSelector(_cmd),elapsedTime]];
|
}
|
|
#pragma mark - UITextFieldView Delegate methods
|
/** UITextFieldTextDidBeginEditingNotification, UITextViewTextDidBeginEditingNotification. Fetching UITextFieldView object. */
|
-(void)textFieldViewDidBeginEditing:(NSNotification*)notification
|
{
|
CFTimeInterval startTime = CACurrentMediaTime();
|
[self showLog:[NSString stringWithFormat:@"****** %@ started ******",NSStringFromSelector(_cmd)]];
|
|
// Getting object
|
_textFieldView = notification.object;
|
|
UIView *textFieldView = _textFieldView;
|
|
if (_overrideKeyboardAppearance == YES)
|
{
|
UITextField *textField = (UITextField*)textFieldView;
|
|
if ([textField respondsToSelector:@selector(keyboardAppearance)])
|
{
|
//If keyboard appearance is not like the provided appearance
|
if (textField.keyboardAppearance != _keyboardAppearance)
|
{
|
//Setting textField keyboard appearance and reloading inputViews.
|
textField.keyboardAppearance = _keyboardAppearance;
|
[textField reloadInputViews];
|
}
|
}
|
}
|
|
//If autoToolbar enable, then add toolbar on all the UITextField/UITextView's if required.
|
if ([self privateIsEnableAutoToolbar])
|
{
|
//UITextView special case. Keyboard Notification is firing before textView notification so we need to reload it's inputViews.
|
if ([textFieldView isKindOfClass:[UITextView class]] &&
|
textFieldView.inputAccessoryView == nil)
|
{
|
__weak typeof(self) weakSelf = self;
|
|
[UIView animateWithDuration:0.00001 delay:0 options:(_animationCurve|UIViewAnimationOptionBeginFromCurrentState) animations:^{
|
[self addToolbarIfRequired];
|
} completion:^(BOOL finished) {
|
|
__strong typeof(self) strongSelf = weakSelf;
|
|
//On textView toolbar didn't appear on first time, so forcing textView to reload it's inputViews.
|
[strongSelf.textFieldView reloadInputViews];
|
}];
|
}
|
//Else adding toolbar
|
else
|
{
|
[self addToolbarIfRequired];
|
}
|
}
|
else
|
{
|
[self removeToolbarIfRequired];
|
}
|
|
//Adding Geture recognizer to window (Enhancement ID: #14)
|
[_resignFirstResponderGesture setEnabled:[self privateShouldResignOnTouchOutside]];
|
[textFieldView.window addGestureRecognizer:_resignFirstResponderGesture];
|
|
if ([self privateIsEnabled] == YES)
|
{
|
if (CGPointEqualToPoint(_topViewBeginOrigin, kIQCGPointInvalid)) // (Bug ID: #5)
|
{
|
// keyboard is not showing(At the beginning only).
|
UIViewController *rootController = [textFieldView parentContainerViewController];
|
_rootViewController = rootController;
|
_topViewBeginOrigin = rootController.view.frame.origin;
|
|
[self showLog:[NSString stringWithFormat:@"Saving %@ beginning origin: %@",[rootController _IQDescription], NSStringFromCGPoint(_topViewBeginOrigin)]];
|
}
|
|
//If textFieldView is inside UIAlertView then do nothing. (Bug ID: #37, #74, #76)
|
//See notes:- https://developer.apple.com/library/ios/documentation/StringsTextFonts/Conceptual/TextAndWebiPhoneOS/KeyboardManagement/KeyboardManagement.html If it is UIAlertView textField then do not affect anything (Bug ID: #70).
|
if (_keyboardShowing == YES &&
|
textFieldView &&
|
[textFieldView isAlertViewTextField] == NO)
|
{
|
// keyboard is already showing. adjust frame.
|
[self optimizedAdjustPosition];
|
}
|
}
|
|
// if ([textFieldView isKindOfClass:[UITextField class]])
|
// {
|
// [(UITextField*)textFieldView addTarget:self action:@selector(editingDidEndOnExit:) forControlEvents:UIControlEventEditingDidEndOnExit];
|
// }
|
|
CFTimeInterval elapsedTime = CACurrentMediaTime() - startTime;
|
[self showLog:[NSString stringWithFormat:@"****** %@ ended: %g seconds ******",NSStringFromSelector(_cmd),elapsedTime]];
|
}
|
|
/** UITextFieldTextDidEndEditingNotification, UITextViewTextDidEndEditingNotification. Removing fetched object. */
|
-(void)textFieldViewDidEndEditing:(NSNotification*)notification
|
{
|
CFTimeInterval startTime = CACurrentMediaTime();
|
[self showLog:[NSString stringWithFormat:@"****** %@ started ******",NSStringFromSelector(_cmd)]];
|
|
UIView *textFieldView = _textFieldView;
|
|
//Removing gesture recognizer (Enhancement ID: #14)
|
[textFieldView.window removeGestureRecognizer:_resignFirstResponderGesture];
|
|
// if ([textFieldView isKindOfClass:[UITextField class]])
|
// {
|
// [(UITextField*)textFieldView removeTarget:self action:@selector(editingDidEndOnExit:) forControlEvents:UIControlEventEditingDidEndOnExit];
|
// }
|
|
// We check if there's a change in original frame or not.
|
if(_isTextViewContentInsetChanged == YES &&
|
[textFieldView isKindOfClass:[UITextView class]])
|
{
|
UITextView *textView = (UITextView*)textFieldView;
|
|
__weak typeof(self) weakSelf = self;
|
|
[UIView animateWithDuration:_animationDuration delay:0 options:(_animationCurve|UIViewAnimationOptionBeginFromCurrentState) animations:^{
|
|
__strong typeof(self) strongSelf = weakSelf;
|
|
strongSelf.isTextViewContentInsetChanged = NO;
|
|
[self showLog:[NSString stringWithFormat:@"Restoring %@ textView.contentInset to : %@",[strongSelf.textFieldView _IQDescription],NSStringFromUIEdgeInsets(strongSelf.startingTextViewContentInsets)]];
|
|
//Setting textField to it's initial contentInset
|
textView.contentInset = strongSelf.startingTextViewContentInsets;
|
textView.scrollIndicatorInsets = strongSelf.startingTextViewScrollIndicatorInsets;
|
|
} completion:NULL];
|
}
|
|
//Setting object to nil
|
_textFieldView = nil;
|
|
CFTimeInterval elapsedTime = CACurrentMediaTime() - startTime;
|
[self showLog:[NSString stringWithFormat:@"****** %@ ended: %g seconds ******",NSStringFromSelector(_cmd),elapsedTime]];
|
}
|
|
//-(void)editingDidEndOnExit:(UITextField*)textField
|
//{
|
// [self showLog:[NSString stringWithFormat:@"ReturnKey %@",NSStringFromSelector(_cmd)]];
|
//}
|
|
#pragma mark - UIStatusBar Notification methods
|
/** UIApplicationWillChangeStatusBarOrientationNotification. Need to set the textView to it's original position. If any frame changes made. (Bug ID: #92)*/
|
- (void)willChangeStatusBarOrientation:(NSNotification*)aNotification
|
{
|
CFTimeInterval startTime = CACurrentMediaTime();
|
[self showLog:[NSString stringWithFormat:@"****** %@ started ******",NSStringFromSelector(_cmd)]];
|
|
//If textViewContentInsetChanged is changed then restore it.
|
if (_isTextViewContentInsetChanged == YES &&
|
[_textFieldView isKindOfClass:[UITextView class]])
|
{
|
UITextView *textView = (UITextView*)_textFieldView;
|
|
__weak typeof(self) weakSelf = self;
|
|
//Due to orientation callback we need to set it's original position.
|
[UIView animateWithDuration:_animationDuration delay:0 options:(_animationCurve|UIViewAnimationOptionBeginFromCurrentState) animations:^{
|
|
__strong typeof(self) strongSelf = weakSelf;
|
|
strongSelf.isTextViewContentInsetChanged = NO;
|
|
[self showLog:[NSString stringWithFormat:@"Restoring %@ textView.contentInset to : %@",[strongSelf.textFieldView _IQDescription],NSStringFromUIEdgeInsets(strongSelf.startingTextViewContentInsets)]];
|
|
//Setting textField to it's initial contentInset
|
textView.contentInset = strongSelf.startingTextViewContentInsets;
|
textView.scrollIndicatorInsets = strongSelf.startingTextViewScrollIndicatorInsets;
|
} completion:NULL];
|
}
|
|
[self restorePosition];
|
|
CFTimeInterval elapsedTime = CACurrentMediaTime() - startTime;
|
[self showLog:[NSString stringWithFormat:@"****** %@ ended: %g seconds ******",NSStringFromSelector(_cmd),elapsedTime]];
|
}
|
|
#pragma mark AutoResign methods
|
|
/** Resigning on tap gesture. */
|
- (void)tapRecognized:(UITapGestureRecognizer*)gesture // (Enhancement ID: #14)
|
{
|
if (gesture.state == UIGestureRecognizerStateEnded)
|
{
|
//Resigning currently responder textField.
|
[self resignFirstResponder];
|
}
|
}
|
|
/** Note: returning YES is guaranteed to allow simultaneous recognition. returning NO is not guaranteed to prevent simultaneous recognition, as the other gesture's delegate may return YES. */
|
- (BOOL)gestureRecognizer:(UIGestureRecognizer *)gestureRecognizer shouldRecognizeSimultaneouslyWithGestureRecognizer:(UIGestureRecognizer *)otherGestureRecognizer
|
{
|
return NO;
|
}
|
|
/** To not detect touch events in a subclass of UIControl, these may have added their own selector for specific work */
|
-(BOOL)gestureRecognizer:(UIGestureRecognizer *)gestureRecognizer shouldReceiveTouch:(UITouch *)touch
|
{
|
// Should not recognize gesture if the clicked view is either UIControl or UINavigationBar(<Back button etc...) (Bug ID: #145)
|
for (Class aClass in self.touchResignedGestureIgnoreClasses)
|
{
|
if ([[touch view] isKindOfClass:aClass])
|
{
|
return NO;
|
}
|
}
|
|
return YES;
|
}
|
|
/** Resigning textField. */
|
- (BOOL)resignFirstResponder
|
{
|
UIView *textFieldView = _textFieldView;
|
|
if (textFieldView)
|
{
|
// Retaining textFieldView
|
UIView *textFieldRetain = textFieldView;
|
|
//Resigning first responder
|
BOOL isResignFirstResponder = [textFieldView resignFirstResponder];
|
|
// If it refuses then becoming it as first responder again. (Bug ID: #96)
|
if (isResignFirstResponder == NO)
|
{
|
//If it refuses to resign then becoming it first responder again for getting notifications callback.
|
[textFieldRetain becomeFirstResponder];
|
|
[self showLog:[NSString stringWithFormat:@"Refuses to Resign first responder: %@",[textFieldView _IQDescription]]];
|
}
|
|
return isResignFirstResponder;
|
}
|
else
|
{
|
return NO;
|
}
|
}
|
|
/** Returns YES if can navigate to previous responder textField/textView, otherwise NO. */
|
-(BOOL)canGoPrevious
|
{
|
//Getting all responder view's.
|
NSArray *textFields = [self responderViews];
|
|
//Getting index of current textField.
|
NSUInteger index = [textFields indexOfObject:_textFieldView];
|
|
//If it is not first textField. then it's previous object can becomeFirstResponder.
|
if (index != NSNotFound &&
|
index > 0)
|
{
|
return YES;
|
}
|
else
|
{
|
return NO;
|
}
|
}
|
|
/** Returns YES if can navigate to next responder textField/textView, otherwise NO. */
|
-(BOOL)canGoNext
|
{
|
//Getting all responder view's.
|
NSArray *textFields = [self responderViews];
|
|
//Getting index of current textField.
|
NSUInteger index = [textFields indexOfObject:_textFieldView];
|
|
//If it is not last textField. then it's next object becomeFirstResponder.
|
if (index != NSNotFound &&
|
index < textFields.count-1)
|
{
|
return YES;
|
}
|
else
|
{
|
return NO;
|
}
|
}
|
|
/** Navigate to previous responder textField/textView. */
|
-(BOOL)goPrevious
|
{
|
//Getting all responder view's.
|
NSArray *textFields = [self responderViews];
|
|
//Getting index of current textField.
|
NSUInteger index = [textFields indexOfObject:_textFieldView];
|
|
//If it is not first textField. then it's previous object becomeFirstResponder.
|
if (index != NSNotFound &&
|
index > 0)
|
{
|
UITextField *nextTextField = textFields[index-1];
|
|
// Retaining textFieldView
|
UIView *textFieldRetain = _textFieldView;
|
|
BOOL isAcceptAsFirstResponder = [nextTextField becomeFirstResponder];
|
|
// If it refuses then becoming previous textFieldView as first responder again. (Bug ID: #96)
|
if (isAcceptAsFirstResponder == NO)
|
{
|
//If next field refuses to become first responder then restoring old textField as first responder.
|
[textFieldRetain becomeFirstResponder];
|
|
[self showLog:[NSString stringWithFormat:@"Refuses to become first responder: %@",[nextTextField _IQDescription]]];
|
}
|
|
return isAcceptAsFirstResponder;
|
}
|
else
|
{
|
return NO;
|
}
|
}
|
|
/** Navigate to next responder textField/textView. */
|
-(BOOL)goNext
|
{
|
//Getting all responder view's.
|
NSArray *textFields = [self responderViews];
|
|
//Getting index of current textField.
|
NSUInteger index = [textFields indexOfObject:_textFieldView];
|
|
//If it is not last textField. then it's next object becomeFirstResponder.
|
if (index != NSNotFound &&
|
index < textFields.count-1)
|
{
|
UITextField *nextTextField = textFields[index+1];
|
|
// Retaining textFieldView
|
UIView *textFieldRetain = _textFieldView;
|
|
BOOL isAcceptAsFirstResponder = [nextTextField becomeFirstResponder];
|
|
// If it refuses then becoming previous textFieldView as first responder again. (Bug ID: #96)
|
if (isAcceptAsFirstResponder == NO)
|
{
|
//If next field refuses to become first responder then restoring old textField as first responder.
|
[textFieldRetain becomeFirstResponder];
|
|
[self showLog:[NSString stringWithFormat:@"Refuses to become first responder: %@",[nextTextField _IQDescription]]];
|
}
|
|
return isAcceptAsFirstResponder;
|
}
|
else
|
{
|
return NO;
|
}
|
}
|
|
#pragma mark AutoToolbar methods
|
|
/** Get all UITextField/UITextView siblings of textFieldView. */
|
-(NSArray*)responderViews
|
{
|
UIView *superConsideredView;
|
|
UIView *textFieldView = _textFieldView;
|
|
//If find any consider responderView in it's upper hierarchy then will get deepResponderView.
|
for (Class consideredClass in _toolbarPreviousNextAllowedClasses)
|
{
|
superConsideredView = [textFieldView superviewOfClassType:consideredClass];
|
|
if (superConsideredView)
|
break;
|
}
|
|
//If there is a superConsideredView in view's hierarchy, then fetching all it's subview that responds. No sorting for superConsideredView, it's by subView position. (Enhancement ID: #22)
|
if (superConsideredView)
|
{
|
return [superConsideredView deepResponderViews];
|
}
|
//Otherwise fetching all the siblings
|
else
|
{
|
NSArray *textFields = [textFieldView responderSiblings];
|
|
//Sorting textFields according to behaviour
|
switch (_toolbarManageBehaviour)
|
{
|
//If autoToolbar behaviour is bySubviews, then returning it.
|
case IQAutoToolbarBySubviews:
|
return textFields;
|
break;
|
|
//If autoToolbar behaviour is by tag, then sorting it according to tag property.
|
case IQAutoToolbarByTag:
|
return [textFields sortedArrayByTag];
|
break;
|
|
//If autoToolbar behaviour is by tag, then sorting it according to tag property.
|
case IQAutoToolbarByPosition:
|
return [textFields sortedArrayByPosition];
|
break;
|
default:
|
return nil;
|
break;
|
}
|
}
|
}
|
|
/** Add toolbar if it is required to add on textFields and it's siblings. */
|
-(void)addToolbarIfRequired
|
{
|
CFTimeInterval startTime = CACurrentMediaTime();
|
[self showLog:[NSString stringWithFormat:@"****** %@ started ******",NSStringFromSelector(_cmd)]];
|
|
// Getting all the sibling textFields.
|
NSArray *siblings = [self responderViews];
|
|
[self showLog:[NSString stringWithFormat:@"Found %lu responder sibling(s)",(unsigned long)siblings.count]];
|
|
UIView *textFieldView = _textFieldView;
|
|
//Either there is no inputAccessoryView or if accessoryView is not appropriate for current situation(There is Previous/Next/Done toolbar).
|
//setInputAccessoryView: check (Bug ID: #307)
|
if ([textFieldView respondsToSelector:@selector(setInputAccessoryView:)])
|
{
|
if ([textFieldView inputAccessoryView] == nil ||
|
[[textFieldView inputAccessoryView] tag] == kIQPreviousNextButtonToolbarTag ||
|
[[textFieldView inputAccessoryView] tag] == kIQDoneButtonToolbarTag)
|
{
|
UITextField *textField = (UITextField*)textFieldView;
|
|
// If only one object is found, then adding only Done button.
|
if ((siblings.count==1 && self.previousNextDisplayMode == IQPreviousNextDisplayModeDefault) || self.previousNextDisplayMode == IQPreviousNextDisplayModeAlwaysHide)
|
{
|
//Supporting Custom Done button image (Enhancement ID: #366)
|
if (_toolbarDoneBarButtonItemImage)
|
{
|
[textField addRightButtonOnKeyboardWithImage:_toolbarDoneBarButtonItemImage target:self action:@selector(doneAction:) shouldShowPlaceholder:_shouldShowToolbarPlaceholder];
|
}
|
//Supporting Custom Done button text (Enhancement ID: #209, #411, Bug ID: #376)
|
else if (_toolbarDoneBarButtonItemText)
|
{
|
[textField addRightButtonOnKeyboardWithText:_toolbarDoneBarButtonItemText target:self action:@selector(doneAction:) shouldShowPlaceholder:_shouldShowToolbarPlaceholder];
|
}
|
else
|
{
|
//Now adding textField placeholder text as title of IQToolbar (Enhancement ID: #27)
|
[textField addDoneOnKeyboardWithTarget:self action:@selector(doneAction:) shouldShowPlaceholder:_shouldShowToolbarPlaceholder];
|
}
|
textField.inputAccessoryView.tag = kIQDoneButtonToolbarTag; // (Bug ID: #78)
|
}
|
//If there is multiple siblings of textField
|
else if ((siblings.count && self.previousNextDisplayMode == IQPreviousNextDisplayModeDefault) || self.previousNextDisplayMode == IQPreviousNextDisplayModeAlwaysShow)
|
{
|
//Supporting Custom Done button image (Enhancement ID: #366)
|
if (_toolbarDoneBarButtonItemImage)
|
{
|
[textField addPreviousNextRightOnKeyboardWithTarget:self rightButtonImage:_toolbarDoneBarButtonItemImage previousAction:@selector(previousAction:) nextAction:@selector(nextAction:) rightButtonAction:@selector(doneAction:) shouldShowPlaceholder:_shouldShowToolbarPlaceholder];
|
}
|
//Supporting Custom Done button text (Enhancement ID: #209, #411, Bug ID: #376)
|
else if (_toolbarDoneBarButtonItemText)
|
{
|
[textField addPreviousNextRightOnKeyboardWithTarget:self rightButtonTitle:_toolbarDoneBarButtonItemText previousAction:@selector(previousAction:) nextAction:@selector(nextAction:) rightButtonAction:@selector(doneAction:) shouldShowPlaceholder:_shouldShowToolbarPlaceholder];
|
}
|
else
|
{
|
//Now adding textField placeholder text as title of IQToolbar (Enhancement ID: #27)
|
[textField addPreviousNextDoneOnKeyboardWithTarget:self previousAction:@selector(previousAction:) nextAction:@selector(nextAction:) doneAction:@selector(doneAction:) shouldShowPlaceholder:_shouldShowToolbarPlaceholder];
|
}
|
textField.inputAccessoryView.tag = kIQPreviousNextButtonToolbarTag; // (Bug ID: #78)
|
}
|
|
IQToolbar *toolbar = textField.keyboardToolbar;
|
|
//Bar style according to keyboard appearance
|
if ([textField respondsToSelector:@selector(keyboardAppearance)])
|
{
|
switch ([textField keyboardAppearance])
|
{
|
case UIKeyboardAppearanceAlert:
|
{
|
toolbar.barStyle = UIBarStyleBlack;
|
[toolbar setTintColor:[UIColor whiteColor]];
|
[toolbar setBarTintColor:nil];
|
}
|
break;
|
default:
|
{
|
toolbar.barStyle = UIBarStyleDefault;
|
toolbar.barTintColor = _toolbarBarTintColor;
|
|
//Setting toolbar tintColor // (Enhancement ID: #30)
|
if (_shouldToolbarUsesTextFieldTintColor)
|
{
|
toolbar.tintColor = [textField tintColor];
|
}
|
else if (_toolbarTintColor)
|
{
|
toolbar.tintColor = _toolbarTintColor;
|
}
|
else
|
{
|
toolbar.tintColor = [UIColor blackColor];
|
}
|
}
|
break;
|
}
|
|
//If need to show placeholder
|
if (_shouldShowToolbarPlaceholder &&
|
textField.shouldHideToolbarPlaceholder == NO)
|
{
|
//Updating placeholder //(Bug ID: #148, #272)
|
if (toolbar.titleBarButton.title == nil ||
|
[toolbar.titleBarButton.title isEqualToString:textField.drawingToolbarPlaceholder] == NO)
|
{
|
[toolbar.titleBarButton setTitle:textField.drawingToolbarPlaceholder];
|
}
|
|
//Setting toolbar title font. // (Enhancement ID: #30)
|
if (_placeholderFont &&
|
[_placeholderFont isKindOfClass:[UIFont class]])
|
{
|
[toolbar.titleBarButton setTitleFont:_placeholderFont];
|
}
|
|
//Setting toolbar title color. // (Enhancement ID: #880)
|
if (_placeholderColor &&
|
[_placeholderColor isKindOfClass:[UIColor class]])
|
{
|
[toolbar.titleBarButton setTitleColor:_placeholderColor];
|
}
|
|
//Setting toolbar button title color. // (Enhancement ID: #880)
|
if (_placeholderButtonColor &&
|
[_placeholderButtonColor isKindOfClass:[UIColor class]])
|
{
|
[toolbar.titleBarButton setSelectableTitleColor:_placeholderButtonColor];
|
}
|
}
|
else
|
{
|
//Updating placeholder //(Bug ID: #272)
|
toolbar.titleBarButton.title = nil;
|
}
|
}
|
|
//In case of UITableView (Special), the next/previous buttons has to be refreshed everytime. (Bug ID: #56)
|
// If firstTextField, then previous should not be enabled.
|
if (siblings.firstObject == textField)
|
{
|
if (siblings.count == 1)
|
{
|
textField.keyboardToolbar.previousBarButton.enabled = NO;
|
textField.keyboardToolbar.nextBarButton.enabled = NO;
|
}
|
else
|
{
|
textField.keyboardToolbar.previousBarButton.enabled = NO;
|
textField.keyboardToolbar.nextBarButton.enabled = YES;
|
}
|
}
|
// If lastTextField then next should not be enaled.
|
else if ([siblings lastObject] == textField)
|
{
|
textField.keyboardToolbar.previousBarButton.enabled = YES;
|
textField.keyboardToolbar.nextBarButton.enabled = NO;
|
}
|
else
|
{
|
textField.keyboardToolbar.previousBarButton.enabled = YES;
|
textField.keyboardToolbar.nextBarButton.enabled = YES;
|
}
|
}
|
}
|
|
CFTimeInterval elapsedTime = CACurrentMediaTime() - startTime;
|
[self showLog:[NSString stringWithFormat:@"****** %@ ended: %g seconds ******",NSStringFromSelector(_cmd),elapsedTime]];
|
}
|
|
/** Remove any toolbar if it is IQToolbar. */
|
-(void)removeToolbarIfRequired // (Bug ID: #18)
|
{
|
CFTimeInterval startTime = CACurrentMediaTime();
|
[self showLog:[NSString stringWithFormat:@"****** %@ started ******",NSStringFromSelector(_cmd)]];
|
|
// Getting all the sibling textFields.
|
NSArray *siblings = [self responderViews];
|
|
[self showLog:[NSString stringWithFormat:@"Found %lu responder sibling(s)",(unsigned long)siblings.count]];
|
|
for (UITextField *textField in siblings)
|
{
|
UIView *toolbar = [textField inputAccessoryView];
|
|
// (Bug ID: #78)
|
//setInputAccessoryView: check (Bug ID: #307)
|
if ([textField respondsToSelector:@selector(setInputAccessoryView:)] &&
|
([toolbar isKindOfClass:[IQToolbar class]] && (toolbar.tag == kIQDoneButtonToolbarTag || toolbar.tag == kIQPreviousNextButtonToolbarTag)))
|
{
|
textField.inputAccessoryView = nil;
|
[textField reloadInputViews];
|
}
|
}
|
|
CFTimeInterval elapsedTime = CACurrentMediaTime() - startTime;
|
[self showLog:[NSString stringWithFormat:@"****** %@ ended: %g seconds ******",NSStringFromSelector(_cmd),elapsedTime]];
|
}
|
|
/** reloadInputViews to reload toolbar buttons enable/disable state on the fly Enhancement ID #434. */
|
- (void)reloadInputViews
|
{
|
//If enabled then adding toolbar.
|
if ([self privateIsEnableAutoToolbar] == YES)
|
{
|
[self addToolbarIfRequired];
|
}
|
//Else removing toolbar.
|
else
|
{
|
[self removeToolbarIfRequired];
|
}
|
}
|
|
#pragma mark previous/next/done functionality
|
/** previousAction. */
|
-(void)previousAction:(IQBarButtonItem*)barButton
|
{
|
//If user wants to play input Click sound. Then Play Input Click Sound.
|
if (_shouldPlayInputClicks)
|
{
|
[[UIDevice currentDevice] playInputClick];
|
}
|
|
if ([self canGoPrevious])
|
{
|
UIView *currentTextFieldView = _textFieldView;
|
BOOL isAcceptAsFirstResponder = [self goPrevious];
|
|
NSInvocation *invocation = barButton.invocation;
|
|
//Handling search bar special case
|
{
|
UISearchBar *searchBar = currentTextFieldView.searchBar;
|
|
if (searchBar)
|
{
|
invocation = searchBar.keyboardToolbar.previousBarButton.invocation;
|
}
|
}
|
|
if (isAcceptAsFirstResponder == YES && barButton.invocation)
|
{
|
if (barButton.invocation.methodSignature.numberOfArguments > 2)
|
{
|
[barButton.invocation setArgument:¤tTextFieldView atIndex:2];
|
}
|
|
[barButton.invocation invoke];
|
}
|
}
|
}
|
|
/** nextAction. */
|
-(void)nextAction:(IQBarButtonItem*)barButton
|
{
|
//If user wants to play input Click sound. Then Play Input Click Sound.
|
if (_shouldPlayInputClicks)
|
{
|
[[UIDevice currentDevice] playInputClick];
|
}
|
|
if ([self canGoNext])
|
{
|
UIView *currentTextFieldView = _textFieldView;
|
BOOL isAcceptAsFirstResponder = [self goNext];
|
|
NSInvocation *invocation = barButton.invocation;
|
|
//Handling search bar special case
|
{
|
UISearchBar *searchBar = currentTextFieldView.searchBar;
|
|
if (searchBar)
|
{
|
invocation = searchBar.keyboardToolbar.nextBarButton.invocation;
|
}
|
}
|
|
if (isAcceptAsFirstResponder == YES && barButton.invocation)
|
{
|
if (barButton.invocation.methodSignature.numberOfArguments > 2)
|
{
|
[barButton.invocation setArgument:¤tTextFieldView atIndex:2];
|
}
|
|
[barButton.invocation invoke];
|
}
|
}
|
}
|
|
/** doneAction. Resigning current textField. */
|
-(void)doneAction:(IQBarButtonItem*)barButton
|
{
|
//If user wants to play input Click sound. Then Play Input Click Sound.
|
if (_shouldPlayInputClicks)
|
{
|
[[UIDevice currentDevice] playInputClick];
|
}
|
|
UIView *currentTextFieldView = _textFieldView;
|
BOOL isResignedFirstResponder = [self resignFirstResponder];
|
|
NSInvocation *invocation = barButton.invocation;
|
|
//Handling search bar special case
|
{
|
UISearchBar *searchBar = currentTextFieldView.searchBar;
|
|
if (searchBar)
|
{
|
invocation = searchBar.keyboardToolbar.doneBarButton.invocation;
|
}
|
}
|
|
if (isResignedFirstResponder == YES && barButton.invocation)
|
{
|
if (barButton.invocation.methodSignature.numberOfArguments > 2)
|
{
|
[barButton.invocation setArgument:¤tTextFieldView atIndex:2];
|
}
|
|
[barButton.invocation invoke];
|
}
|
}
|
|
#pragma mark - Customised textField/textView support.
|
|
/**
|
Add customised Notification for third party customised TextField/TextView.
|
*/
|
-(void)registerTextFieldViewClass:(nonnull Class)aClass
|
didBeginEditingNotificationName:(nonnull NSString *)didBeginEditingNotificationName
|
didEndEditingNotificationName:(nonnull NSString *)didEndEditingNotificationName
|
{
|
[_registeredClasses addObject:aClass];
|
|
[[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(textFieldViewDidBeginEditing:) name:didBeginEditingNotificationName object:nil];
|
[[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(textFieldViewDidEndEditing:) name:didEndEditingNotificationName object:nil];
|
}
|
|
/**
|
Remove customised Notification for third party customised TextField/TextView.
|
*/
|
-(void)unregisterTextFieldViewClass:(nonnull Class)aClass
|
didBeginEditingNotificationName:(nonnull NSString *)didBeginEditingNotificationName
|
didEndEditingNotificationName:(nonnull NSString *)didEndEditingNotificationName
|
{
|
[_registeredClasses removeObject:aClass];
|
|
[[NSNotificationCenter defaultCenter] removeObserver:self name:didBeginEditingNotificationName object:nil];
|
[[NSNotificationCenter defaultCenter] removeObserver:self name:didEndEditingNotificationName object:nil];
|
}
|
|
-(void)registerAllNotifications
|
{
|
// Registering for keyboard notification.
|
[[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(keyboardWillShow:) name:UIKeyboardWillShowNotification object:nil];
|
[[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(keyboardDidShow:) name:UIKeyboardDidShowNotification object:nil];
|
[[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(keyboardWillHide:) name:UIKeyboardWillHideNotification object:nil];
|
[[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(keyboardDidHide:) name:UIKeyboardDidHideNotification object:nil];
|
|
// Registering for UITextField notification.
|
[self registerTextFieldViewClass:[UITextField class]
|
didBeginEditingNotificationName:UITextFieldTextDidBeginEditingNotification
|
didEndEditingNotificationName:UITextFieldTextDidEndEditingNotification];
|
|
// Registering for UITextView notification.
|
[self registerTextFieldViewClass:[UITextView class]
|
didBeginEditingNotificationName:UITextViewTextDidBeginEditingNotification
|
didEndEditingNotificationName:UITextViewTextDidEndEditingNotification];
|
|
// Registering for orientation changes notification
|
[[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(willChangeStatusBarOrientation:) name:UIApplicationWillChangeStatusBarOrientationNotification object:[UIApplication sharedApplication]];
|
}
|
|
-(void)unregisterAllNotifications
|
{
|
// Unregistering for keyboard notification.
|
[[NSNotificationCenter defaultCenter] removeObserver:self name:UIKeyboardWillShowNotification object:nil];
|
[[NSNotificationCenter defaultCenter] removeObserver:self name:UIKeyboardDidShowNotification object:nil];
|
[[NSNotificationCenter defaultCenter] removeObserver:self name:UIKeyboardWillHideNotification object:nil];
|
[[NSNotificationCenter defaultCenter] removeObserver:self name:UIKeyboardDidHideNotification object:nil];
|
|
// Unregistering for UITextField notification.
|
[self unregisterTextFieldViewClass:[UITextField class]
|
didBeginEditingNotificationName:UITextFieldTextDidBeginEditingNotification
|
didEndEditingNotificationName:UITextFieldTextDidEndEditingNotification];
|
|
// Unregistering for UITextView notification.
|
[self unregisterTextFieldViewClass:[UITextView class]
|
didBeginEditingNotificationName:UITextViewTextDidBeginEditingNotification
|
didEndEditingNotificationName:UITextViewTextDidEndEditingNotification];
|
|
// Unregistering for orientation changes notification
|
[[NSNotificationCenter defaultCenter] removeObserver:self name:UIApplicationWillChangeStatusBarOrientationNotification object:[UIApplication sharedApplication]];
|
}
|
|
-(void)showLog:(NSString*)logString
|
{
|
if (_enableDebugging)
|
{
|
NSLog(@"IQKeyboardManager: %@",logString);
|
}
|
}
|
|
@end
|
