99 lines
3.1 KiB
Objective-C
99 lines
3.1 KiB
Objective-C
//
|
|
// YYTextKeyboardManager.h
|
|
// YYText <https://github.com/ibireme/YYText>
|
|
//
|
|
// Created by ibireme on 15/6/3.
|
|
// Copyright (c) 2015 ibireme.
|
|
//
|
|
// This source code is licensed under the MIT-style license found in the
|
|
// LICENSE file in the root directory of this source tree.
|
|
//
|
|
|
|
#import <UIKit/UIKit.h>
|
|
|
|
NS_ASSUME_NONNULL_BEGIN
|
|
|
|
/**
|
|
System keyboard transition information.
|
|
Use -[YYTextKeyboardManager convertRect:toView:] to convert frame to specified view.
|
|
*/
|
|
typedef struct {
|
|
BOOL fromVisible; ///< Keyboard visible before transition.
|
|
BOOL toVisible; ///< Keyboard visible after transition.
|
|
CGRect fromFrame; ///< Keyboard frame before transition.
|
|
CGRect toFrame; ///< Keyboard frame after transition.
|
|
NSTimeInterval animationDuration; ///< Keyboard transition animation duration.
|
|
UIViewAnimationCurve animationCurve; ///< Keyboard transition animation curve.
|
|
UIViewAnimationOptions animationOption; ///< Keybaord transition animation option.
|
|
} YYTextKeyboardTransition;
|
|
|
|
|
|
/**
|
|
The YYTextKeyboardObserver protocol defines the method you can use
|
|
to receive system keyboard change information.
|
|
*/
|
|
@protocol YYTextKeyboardObserver <NSObject>
|
|
@optional
|
|
- (void)keyboardChangedWithTransition:(YYTextKeyboardTransition)transition;
|
|
@end
|
|
|
|
|
|
/**
|
|
A YYTextKeyboardManager object lets you get the system keyboard information,
|
|
and track the keyboard visible/frame/transition.
|
|
|
|
@discussion You should access this class in main thread.
|
|
Compatible: iPhone/iPad with iOS6/7/8/9.
|
|
*/
|
|
@interface YYTextKeyboardManager : NSObject
|
|
|
|
- (instancetype)init UNAVAILABLE_ATTRIBUTE;
|
|
+ (instancetype)new UNAVAILABLE_ATTRIBUTE;
|
|
|
|
/// Get the default manager (returns nil in App Extension).
|
|
+ (nullable instancetype)defaultManager;
|
|
|
|
/// Get the keyboard window. nil if there's no keyboard window.
|
|
@property (nullable, nonatomic, readonly) UIWindow *keyboardWindow;
|
|
|
|
/// Get the keyboard view. nil if there's no keyboard view.
|
|
@property (nullable, nonatomic, readonly) UIView *keyboardView;
|
|
|
|
/// Whether the keyboard is visible.
|
|
@property (nonatomic, readonly, getter=isKeyboardVisible) BOOL keyboardVisible;
|
|
|
|
/// Get the keyboard frame. CGRectNull if there's no keyboard view.
|
|
/// Use convertRect:toView: to convert frame to specified view.
|
|
@property (nonatomic, readonly) CGRect keyboardFrame;
|
|
|
|
|
|
/**
|
|
Add an observer to manager to get keyboard change information.
|
|
This method makes a weak reference to the observer.
|
|
|
|
@param observer An observer.
|
|
This method will do nothing if the observer is nil, or already added.
|
|
*/
|
|
- (void)addObserver:(id<YYTextKeyboardObserver>)observer;
|
|
|
|
/**
|
|
Remove an observer from manager.
|
|
|
|
@param observer An observer.
|
|
This method will do nothing if the observer is nil, or not in manager.
|
|
*/
|
|
- (void)removeObserver:(id<YYTextKeyboardObserver>)observer;
|
|
|
|
/**
|
|
Convert rect to specified view or window.
|
|
|
|
@param rect The frame rect.
|
|
@param view A specified view or window (pass nil to convert for main window).
|
|
@return The converted rect in specifeid view.
|
|
*/
|
|
- (CGRect)convertRect:(CGRect)rect toView:(nullable UIView *)view;
|
|
|
|
@end
|
|
|
|
NS_ASSUME_NONNULL_END
|