| // |
| // Created by Jesse Squires |
| // http://www.jessesquires.com |
| // |
| // |
| // Documentation |
| // http://cocoadocs.org/docsets/JSQMessagesViewController |
| // |
| // |
| // GitHub |
| // https://github.com/jessesquires/JSQMessagesViewController |
| // |
| // |
| // License |
| // Copyright (c) 2014 Jesse Squires |
| // Released under an MIT license: http://opensource.org/licenses/MIT |
| // |
| |
| #import <UIKit/UIKit.h> |
| |
| @class JSQMessagesLoadEarlierHeaderView; |
| |
| /** |
| * A constant defining the default height of a `JSQMessagesLoadEarlierHeaderView`. |
| */ |
| FOUNDATION_EXPORT const CGFloat kJSQMessagesLoadEarlierHeaderViewHeight; |
| |
| /** |
| * The `JSQMessagesLoadEarlierHeaderViewDelegate` defines methods that allow you to |
| * respond to interactions within the header view. |
| */ |
| @protocol JSQMessagesLoadEarlierHeaderViewDelegate <NSObject> |
| |
| @required |
| |
| /** |
| * Tells the delegate that the loadButton has received a touch event. |
| * |
| * @param headerView The header view that contains the sender. |
| * @param sender The button that received the touch. |
| */ |
| - (void)headerView:(JSQMessagesLoadEarlierHeaderView *)headerView didPressLoadButton:(UIButton *)sender; |
| |
| @end |
| |
| |
| /** |
| * The `JSQMessagesLoadEarlierHeaderView` class implements a reusable view that can be placed |
| * at the top of a `JSQMessagesCollectionView`. This view contains a "load earlier messages" button |
| * and can be used as a way for the user to load previously sent messages. |
| */ |
| @interface JSQMessagesLoadEarlierHeaderView : UICollectionReusableView |
| |
| /** |
| * The object that acts as the delegate of the header view. |
| */ |
| @property (weak, nonatomic) id<JSQMessagesLoadEarlierHeaderViewDelegate> delegate; |
| |
| /** |
| * Returns the load button of the header view. |
| */ |
| @property (weak, nonatomic, readonly) UIButton *loadButton; |
| |
| #pragma mark - Class methods |
| |
| /** |
| * Returns the `UINib` object initialized for the collection reusable view. |
| * |
| * @return The initialized `UINib` object or `nil` if there were errors during |
| * initialization or the nib file could not be located. |
| */ |
| + (UINib *)nib; |
| |
| /** |
| * Returns the default string used to identify the reusable header view. |
| * |
| * @return The string used to identify the reusable header view. |
| */ |
| + (NSString *)headerReuseIdentifier; |
| |
| @end |