fix

keyBoard/Class/Home/VC/HomeRankVC.m

@@ -7,6 +7,7 @@
 
 #import "HomeRankVC.h"
 #import "HomeRankContentVC.h"
+#import "KBCategoryTitleImageView.h"
 
 @interface HomeRankVC ()<JXCategoryViewDelegate>
 @property (nonatomic, strong) NSArray *titles;
@@ -114,9 +115,10 @@
 // 分页菜单视图
 - (JXCategoryTitleImageView *)myCategoryView {
     if (!_myCategoryView) {
-        _myCategoryView = [[JXCategoryTitleImageView alloc] init];
+        // Use our subclass so cells get a 4pt rounded background locally
+        _myCategoryView = (JXCategoryTitleImageView *)[[KBCategoryTitleImageView alloc] init];
         _myCategoryView.delegate = self;
-        
+
         // !!!: 将列表容器视图关联到 categoryView
         _myCategoryView.listContainer = self.listContainerView;
     }

keyBoard/Class/Shop/V/KBCategoryTitleImageCell.h

@@ -0,0 +1,14 @@
+//
+//  KBCategoryTitleImageCell.h
+//  keyBoard
+//
+//  A JXCategoryTitleImageCell subclass that rounds the cell's contentView
+//  without changing the third-party JXCategoryView source code.
+//
+
+#import <JXCategoryView/JXCategoryTitleImageCell.h>
+
+@interface KBCategoryTitleImageCell : JXCategoryTitleImageCell
+
+@end
+

keyBoard/Class/Shop/V/KBCategoryTitleImageCell.m

@@ -0,0 +1,28 @@
+//
+//  KBCategoryTitleImageCell.m
+//  keyBoard
+//
+//  Sets `contentView.layer.cornerRadius = 4` for title+image cells, so the
+//  background color that JXCategoryView applies is shown as a rounded rect.
+//
+
+#import "KBCategoryTitleImageCell.h"
+
+@implementation KBCategoryTitleImageCell
+
+- (void)initializeViews {
+    [super initializeViews];
+    // Round the cell background once; keep clipping within the rounded rect.
+    self.contentView.layer.cornerRadius = 4.0;
+    self.contentView.layer.masksToBounds = YES;
+}
+
+// Defensive: if layout changes reset layer (some frameworks tweak layers in layout)
+- (void)layoutSubviews {
+    [super layoutSubviews];
+    self.contentView.layer.cornerRadius = 4.0;
+    self.contentView.layer.masksToBounds = YES;
+}
+
+@end
+

keyBoard/Class/Shop/V/KBCategoryTitleImageView.h

@@ -0,0 +1,14 @@
+//
+//  KBCategoryTitleImageView.h
+//  keyBoard
+//
+//  Registers KBCategoryTitleImageCell so we can round cells locally
+//  without touching the JXCategoryView pod.
+//
+
+#import <JXCategoryView/JXCategoryTitleImageView.h>
+
+@interface KBCategoryTitleImageView : JXCategoryTitleImageView
+
+@end
+

keyBoard/Class/Shop/V/KBCategoryTitleImageView.m

@@ -0,0 +1,18 @@
+//
+//  KBCategoryTitleImageView.m
+//  keyBoard
+//
+//  Use our rounded KBCategoryTitleImageCell for this view instance.
+//
+
+#import "KBCategoryTitleImageView.h"
+#import "KBCategoryTitleImageCell.h"
+
+@implementation KBCategoryTitleImageView
+
+- (Class)preferredCellClass {
+    return [KBCategoryTitleImageCell class];
+}
+
+@end
+