133 lines
4.2 KiB
Objective-C
133 lines
4.2 KiB
Objective-C
//
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// Copyright (c) 2018 Open Whisper Systems. All rights reserved.
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//
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#import "ConversationViewLayout.h"
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#import "OWSAudioPlayer.h"
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NS_ASSUME_NONNULL_BEGIN
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typedef NS_ENUM(NSInteger, OWSMessageCellType) {
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OWSMessageCellType_Unknown,
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OWSMessageCellType_TextMessage,
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OWSMessageCellType_OversizeTextMessage,
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OWSMessageCellType_StillImage,
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OWSMessageCellType_AnimatedImage,
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OWSMessageCellType_Audio,
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OWSMessageCellType_Video,
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OWSMessageCellType_GenericAttachment,
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OWSMessageCellType_DownloadingAttachment,
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OWSMessageCellType_ContactShare,
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};
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NSString *NSStringForOWSMessageCellType(OWSMessageCellType cellType);
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#pragma mark -
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@class ContactShareViewModel;
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@class ConversationViewCell;
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@class DisplayableText;
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@class OWSAudioMessageView;
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@class OWSQuotedReplyModel;
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@class TSAttachmentPointer;
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@class TSAttachmentStream;
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@class TSInteraction;
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@class YapDatabaseReadTransaction;
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// This is a ViewModel for cells in the conversation view.
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//
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// The lifetime of this class is the lifetime of that cell
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// in the load window of the conversation view.
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//
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// Critically, this class implements ConversationViewLayoutItem
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// and does caching of the cell's size.
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@interface ConversationViewItem : NSObject <ConversationViewLayoutItem, OWSAudioPlayerDelegate>
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@property (nonatomic, readonly) TSInteraction *interaction;
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@property (nonatomic, readonly, nullable) OWSQuotedReplyModel *quotedReply;
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@property (nonatomic, readonly) BOOL isGroupThread;
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@property (nonatomic, readonly) BOOL hasBodyText;
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@property (nonatomic, readonly) BOOL isQuotedReply;
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@property (nonatomic, readonly) BOOL hasQuotedAttachment;
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@property (nonatomic, readonly) BOOL hasQuotedText;
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@property (nonatomic) BOOL shouldShowDate;
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// TODO: Consider renaming to shouldHideFooter.
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@property (nonatomic) BOOL shouldHideRecipientStatus;
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// Used to suppress "group sender" avatars.
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@property (nonatomic) BOOL shouldHideAvatar;
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@property (nonatomic) NSInteger row;
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// During updates, we sometimes need the previous row index
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// (before this update) of this item.
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//
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// If NSNotFound, this view item was just created in the
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// previous update.
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@property (nonatomic) NSInteger previousRow;
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@property (nonatomic, readonly) ConversationStyle *conversationStyle;
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- (instancetype)init NS_UNAVAILABLE;
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- (instancetype)initWithInteraction:(TSInteraction *)interaction
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isGroupThread:(BOOL)isGroupThread
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transaction:(YapDatabaseReadTransaction *)transaction
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conversationStyle:(ConversationStyle *)conversationStyle;
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- (ConversationViewCell *)dequeueCellForCollectionView:(UICollectionView *)collectionView
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indexPath:(NSIndexPath *)indexPath;
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- (void)replaceInteraction:(TSInteraction *)interaction transaction:(YapDatabaseReadTransaction *)transaction;
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- (void)clearCachedLayoutState;
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#pragma mark - Audio Playback
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@property (nonatomic, weak) OWSAudioMessageView *lastAudioMessageView;
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@property (nonatomic, readonly) CGFloat audioDurationSeconds;
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- (CGFloat)audioProgressSeconds;
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#pragma mark - View State Caching
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// These methods only apply to text & attachment messages.
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- (OWSMessageCellType)messageCellType;
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- (nullable DisplayableText *)displayableBodyText;
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- (nullable TSAttachmentStream *)attachmentStream;
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- (nullable TSAttachmentPointer *)attachmentPointer;
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- (CGSize)mediaSize;
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- (nullable DisplayableText *)displayableQuotedText;
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- (nullable NSString *)quotedAttachmentMimetype;
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- (nullable NSString *)quotedRecipientId;
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// We don't want to try to load the media for this item (if any)
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// if a load has previously failed.
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@property (nonatomic) BOOL didCellMediaFailToLoad;
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@property (nonatomic, readonly, nullable) ContactShareViewModel *contactShare;
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#pragma mark - UIMenuController
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- (NSArray<UIMenuItem *> *)textMenuControllerItems;
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- (NSArray<UIMenuItem *> *)mediaMenuControllerItems;
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- (NSArray<UIMenuItem *> *)defaultMenuControllerItems;
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- (BOOL)canPerformAction:(SEL)action;
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- (void)copyMediaAction;
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- (void)copyTextAction;
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- (void)shareMediaAction;
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- (void)shareTextAction;
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- (void)saveMediaAction;
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- (void)deleteAction;
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- (SEL)replyActionSelector;
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- (SEL)metadataActionSelector;
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@end
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NS_ASSUME_NONNULL_END
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