3

CustomKeyboard/View/KBFunctionTagCell.m

@@ -11,6 +11,7 @@
 @interface KBFunctionTagCell ()
 @property (nonatomic, strong) UILabel *titleLabelInternal;
 @property (nonatomic, strong) UIImageView *iconViewInternal;
+@property (nonatomic, strong) UIActivityIndicatorView *loadingView;
 @end
 
 @implementation KBFunctionTagCell
@@ -34,6 +35,14 @@
             make.right.equalTo(self.contentView.mas_right).offset(-10);
             make.centerY.equalTo(self.contentView.mas_centerY);
         }];
+
+        // 小菊花：默认隐藏，放在标题右侧
+        [self.contentView addSubview:self.loadingView];
+        [self.loadingView mas_makeConstraints:^(MASConstraintMaker *make) {
+            make.centerY.equalTo(self.contentView);
+            make.right.equalTo(self.contentView.mas_right).offset(-10);
+            make.width.height.mas_equalTo(16);
+        }];
     }
     return self;
 }
@@ -64,10 +73,35 @@
     return _titleLabelInternal;
 }
 
+#if __IPHONE_OS_VERSION_MAX_ALLOWED >= 130000
+static UIActivityIndicatorViewStyle KBSpinnerStyle(void) { return UIActivityIndicatorViewStyleMedium; }
+#else
+static UIActivityIndicatorViewStyle KBSpinnerStyle(void) { return UIActivityIndicatorViewStyleGray; }
+#endif
+
+- (UIActivityIndicatorView *)loadingView {
+    if (!_loadingView) {
+        _loadingView = [[UIActivityIndicatorView alloc] initWithActivityIndicatorStyle:KBSpinnerStyle()];
+        _loadingView.hidesWhenStopped = YES;
+        _loadingView.color = [UIColor grayColor];
+        _loadingView.hidden = YES;
+    }
+    return _loadingView;
+}
+
 #pragma mark - Expose
 
 - (UILabel *)titleLabel { return self.titleLabelInternal; }
 - (UIImageView *)iconView { return self.iconViewInternal; }
 
-@end
+- (void)setLoading:(BOOL)loading {
+    if (loading) {
+        self.loadingView.hidden = NO;
+        [self.loadingView startAnimating];
+    } else {
+        [self.loadingView stopAnimating];
+        self.loadingView.hidden = YES;
+    }
+}
 
+@end