重构了KBFunctionView

CustomKeyboard/View/Function/KBFunctionTagListView.h

@@ -0,0 +1,27 @@
+//
+//  KBFunctionTagListView.h
+//  封装标签列表（UICollectionView）
+//
+
+#import <UIKit/UIKit.h>
+
+NS_ASSUME_NONNULL_BEGIN
+
+@class KBFunctionTagListView;
+
+@protocol KBFunctionTagListViewDelegate <NSObject>
+@optional
+- (void)tagListView:(KBFunctionTagListView *)view didSelectIndex:(NSInteger)index title:(NSString *)title;
+@end
+
+@interface KBFunctionTagListView : UIView
+
+@property (nonatomic, weak, nullable) id<KBFunctionTagListViewDelegate> delegate;
+@property (nonatomic, strong, readonly) UICollectionView *collectionView;
+
+- (void)setItems:(NSArray<NSString *> *)items;
+
+@end
+
+NS_ASSUME_NONNULL_END
+

CustomKeyboard/View/Function/KBFunctionTagListView.m

@@ -0,0 +1,68 @@
+//
+//  KBFunctionTagListView.m
+//
+
+#import "KBFunctionTagListView.h"
+#import "KBFunctionTagCell.h"
+
+static NSString * const kKBFunctionTagCellId2 = @"KBFunctionTagCellId2";
+
+@interface KBFunctionTagListView () <UICollectionViewDataSource, UICollectionViewDelegateFlowLayout>
+@property (nonatomic, strong) UICollectionView *collectionViewInternal;
+@property (nonatomic, copy) NSArray<NSString *> *items;
+@end
+
+@implementation KBFunctionTagListView
+
+- (instancetype)initWithFrame:(CGRect)frame {
+    if (self = [super initWithFrame:frame]) {
+        UICollectionViewFlowLayout *layout = [UICollectionViewFlowLayout new];
+        _collectionViewInternal = [[UICollectionView alloc] initWithFrame:CGRectZero collectionViewLayout:layout];
+        _collectionViewInternal.backgroundColor = [UIColor clearColor];
+        _collectionViewInternal.dataSource = self;
+        _collectionViewInternal.delegate = self;
+        [_collectionViewInternal registerClass:[KBFunctionTagCell class] forCellWithReuseIdentifier:kKBFunctionTagCellId2];
+        [self addSubview:_collectionViewInternal];
+        _collectionViewInternal.translatesAutoresizingMaskIntoConstraints = NO;
+        [NSLayoutConstraint activateConstraints:@[
+            [_collectionViewInternal.topAnchor constraintEqualToAnchor:self.topAnchor],
+            [_collectionViewInternal.bottomAnchor constraintEqualToAnchor:self.bottomAnchor],
+            [_collectionViewInternal.leadingAnchor constraintEqualToAnchor:self.leadingAnchor],
+            [_collectionViewInternal.trailingAnchor constraintEqualToAnchor:self.trailingAnchor],
+        ]];
+        _items = @[];
+    }
+    return self;
+}
+
+- (void)setItems:(NSArray<NSString *> *)items { _items = [items copy]; [self.collectionViewInternal reloadData]; }
+
+- (UICollectionView *)collectionView { return self.collectionViewInternal; }
+
+#pragma mark - UICollectionView
+
+- (NSInteger)collectionView:(UICollectionView *)collectionView numberOfItemsInSection:(NSInteger)section { return self.items.count; }
+
+- (__kindof UICollectionViewCell *)collectionView:(UICollectionView *)collectionView cellForItemAtIndexPath:(NSIndexPath *)indexPath {
+    KBFunctionTagCell *cell = [collectionView dequeueReusableCellWithReuseIdentifier:kKBFunctionTagCellId2 forIndexPath:indexPath];
+    cell.titleLabel.text = (indexPath.item < self.items.count) ? self.items[indexPath.item] : @"";
+    return cell;
+}
+
+- (CGSize)collectionView:(UICollectionView *)collectionView layout:(UICollectionViewLayout*)collectionViewLayout sizeForItemAtIndexPath:(NSIndexPath *)indexPath {
+    CGFloat totalW = collectionView.bounds.size.width; CGFloat space = 10.0; NSInteger columns = 3;
+    CGFloat width = floor((totalW - space * (columns - 1)) / columns);
+    return CGSizeMake(width, 48);
+}
+
+- (CGFloat)collectionView:(UICollectionView *)collectionView layout:(UICollectionViewLayout*)collectionViewLayout minimumInteritemSpacingForSectionAtIndex:(NSInteger)section { return 10.0; }
+- (CGFloat)collectionView:(UICollectionView *)collectionView layout:(UICollectionViewLayout*)collectionViewLayout minimumLineSpacingForSectionAtIndex:(NSInteger)section { return 12.0; }
+
+- (void)collectionView:(UICollectionView *)collectionView didSelectItemAtIndexPath:(NSIndexPath *)indexPath {
+    if ([self.delegate respondsToSelector:@selector(tagListView:didSelectIndex:title:)]) {
+        NSString *title = (indexPath.item < self.items.count) ? self.items[indexPath.item] : @"";
+        [self.delegate tagListView:self didSelectIndex:indexPath.item title:title];
+    }
+}
+
+@end

CustomKeyboard/View/Function/KBStreamOverlayView.h

@@ -0,0 +1,28 @@
+//
+//  KBStreamOverlayView.h
+//  自带关闭按钮的流式展示层，内部持有 KBStreamTextView。
+//
+
+#import <UIKit/UIKit.h>
+
+NS_ASSUME_NONNULL_BEGIN
+
+@class KBStreamTextView, KBStreamOverlayView;
+
+@protocol KBStreamOverlayViewDelegate <NSObject>
+@optional
+- (void)streamOverlayDidTapClose:(KBStreamOverlayView *)overlay;
+@end
+
+@interface KBStreamOverlayView : UIView
+
+@property (nonatomic, strong, readonly) KBStreamTextView *textView;
+@property (nonatomic, weak, nullable) id<KBStreamOverlayViewDelegate> delegate;
+
+- (void)appendChunk:(NSString *)text;
+- (void)finish;
+
+@end
+
+NS_ASSUME_NONNULL_END
+

CustomKeyboard/View/Function/KBStreamOverlayView.m

@@ -0,0 +1,80 @@
+//
+//  KBStreamOverlayView.m
+//
+
+#import "KBStreamOverlayView.h"
+#import "KBStreamTextView.h"
+#import "Masonry.h"
+
+@interface KBStreamOverlayView ()
+@property (nonatomic, strong) KBStreamTextView *textViewInternal;
+@property (nonatomic, strong) UIButton *closeButton;
+@end
+
+@implementation KBStreamOverlayView
+
+- (instancetype)initWithFrame:(CGRect)frame {
+    if (self = [super initWithFrame:frame]) {
+        self.backgroundColor = [UIColor colorWithWhite:1.0 alpha:0.92];
+        self.layer.cornerRadius = 12.0; self.layer.masksToBounds = YES;
+
+        [self addSubview:self.textViewInternal];
+        [self addSubview:self.closeButton];
+
+        [self.textViewInternal mas_makeConstraints:^(MASConstraintMaker *make) {
+            make.left.equalTo(self.mas_left).offset(0);
+            make.right.equalTo(self.mas_right).offset(0);
+            make.bottom.equalTo(self.mas_bottom).offset(0);
+            make.top.equalTo(self.mas_top).offset(0);
+        }];
+
+        [self.closeButton mas_makeConstraints:^(MASConstraintMaker *make) {
+            make.top.equalTo(self.mas_top).offset(8);
+            make.right.equalTo(self.mas_right).offset(-8);
+            make.height.mas_equalTo(28);
+            make.width.mas_greaterThanOrEqualTo(56);
+        }];
+    }
+    return self;
+}
+
+- (KBStreamTextView *)textViewInternal {
+    if (!_textViewInternal) {
+        _textViewInternal = [[KBStreamTextView alloc] init];
+    }
+    return _textViewInternal;
+}
+
+- (UIButton *)closeButton {
+    if (!_closeButton) {
+        UIButton *del = [UIButton buttonWithType:UIButtonTypeSystem];
+        del.backgroundColor = [[UIColor blackColor] colorWithAlphaComponent:0.35];
+        del.layer.cornerRadius = 14; del.layer.masksToBounds = YES;
+        del.titleLabel.font = [UIFont systemFontOfSize:13 weight:UIFontWeightSemibold];
+        [del setTitle:@"删除" forState:UIControlStateNormal];
+        [del setTitleColor:[UIColor whiteColor] forState:UIControlStateNormal];
+        [del addTarget:self action:@selector(onTapClose) forControlEvents:UIControlEventTouchUpInside];
+        _closeButton = del;
+    }
+    return _closeButton;
+}
+
+- (void)onTapClose {
+    if ([self.delegate respondsToSelector:@selector(streamOverlayDidTapClose:)]) {
+        [self.delegate streamOverlayDidTapClose:self];
+    }
+}
+
+- (void)appendChunk:(NSString *)text {
+    if (text.length == 0) return;
+    [self.textViewInternal appendStreamText:text];
+}
+
+- (void)finish {
+    [self.textViewInternal finishStreaming];
+}
+
+- (KBStreamTextView *)textView { return self.textViewInternal; }
+
+@end
+