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keyBoard/Class/Search/V/KBHistoryMoreCell.h

@@ -0,0 +1,18 @@
+//
+//  KBHistoryMoreCell.h
+//  keyBoard
+//
+//  历史记录第二行尾部的“展开更多”按钮 cell（向下箭头）。
+//
+
+#import <UIKit/UIKit.h>
+
+NS_ASSUME_NONNULL_BEGIN
+
+@interface KBHistoryMoreCell : UICollectionViewCell
+/// 固定尺寸建议（高度与标签一致 32）
++ (CGSize)fixedSize;
+@end
+
+NS_ASSUME_NONNULL_END
+

keyBoard/Class/Search/V/KBHistoryMoreCell.m

@@ -0,0 +1,56 @@
+//
+//  KBHistoryMoreCell.m
+//  keyBoard
+//
+
+#import "KBHistoryMoreCell.h"
+
+@interface KBHistoryMoreCell ()
+@property (nonatomic, strong) UIView *bgView;
+@property (nonatomic, strong) UIImageView *iconView;
+@end
+
+@implementation KBHistoryMoreCell
+
+- (instancetype)initWithFrame:(CGRect)frame {
+    if (self = [super initWithFrame:frame]) {
+        self.contentView.backgroundColor = [UIColor clearColor];
+        [self.contentView addSubview:self.bgView];
+        [self.bgView addSubview:self.iconView];
+
+        [self.bgView mas_makeConstraints:^(MASConstraintMaker *make) {
+            make.edges.equalTo(self.contentView);
+        }];
+        [self.iconView mas_makeConstraints:^(MASConstraintMaker *make) {
+            make.center.equalTo(self.bgView);
+            make.width.height.mas_equalTo(14);
+        }];
+    }
+    return self;
+}
+
++ (CGSize)fixedSize { return CGSizeMake(32, 32); }
+
+#pragma mark - Lazy
+
+- (UIView *)bgView {
+    if (!_bgView) {
+        _bgView = [[UIView alloc] init];
+        _bgView.backgroundColor = [UIColor colorWithWhite:0.96 alpha:1.0];
+        _bgView.layer.cornerRadius = 16;
+        _bgView.layer.masksToBounds = YES;
+    }
+    return _bgView;
+}
+
+- (UIImageView *)iconView {
+    if (!_iconView) {
+        _iconView = [[UIImageView alloc] initWithImage:[UIImage systemImageNamed:@"chevron.down"]];
+        _iconView.tintColor = [UIColor colorWithHex:0x9A9A9A];
+        _iconView.contentMode = UIViewContentModeScaleAspectFit;
+    }
+    return _iconView;
+}
+
+@end
+