优化我的页面导航栏显示（去掉模糊渐变效果）

DreamSleep/DreamSleep/Class/ProfileModule/Me/ProfileTableView.m

@@ -144,7 +144,7 @@
         self.tableHeaderView = self.profileHeaderView;
         self.tableFooterView = self.footerView;
         self.contentInsetAdjustmentBehavior = UIScrollViewContentInsetAdjustmentNever;
-        [self registerClass:[ProfileCell class] forCellReuseIdentifier:NSStringFromClass([ProfileCell class])];        
+        [self registerClass:[ProfileCell class] forCellReuseIdentifier:NSStringFromClass([ProfileCell class])];
     }
     return self;
 }
@@ -203,13 +203,13 @@
 #pragma mark - UIScrollViewDelegate
 - (void)scrollViewDidScroll:(UIScrollView*)scrollView {
     CGFloat offset = scrollView.contentOffset.y;
-    if (offset >= 0) {
-        if (self.profileDelegate && [self.profileDelegate respondsToSelector:@selector(showNaviBar:)]) {
-            [self.profileDelegate showNaviBar:offset/kTopHeight(0)];
-        }
-    }
-    if (self.profileDelegate && [self.profileDelegate respondsToSelector:@selector(isUpdateStatusStyle:)]) {
-        [self.profileDelegate isUpdateStatusStyle:(offset >= 2 ? YES : NO)];
+    
+    if (offset > 0) {
+        [self.profileDelegate showNaviBar:1.0];
+        [self.profileDelegate isUpdateStatusStyle:YES];
+    } else {
+        [self.profileDelegate showNaviBar:0.0];
+        [self.profileDelegate isUpdateStatusStyle:NO];
     }
 }