优化松诺在小屏设备上的滑动

Ifish/controllers/FishTinkController/maincontroller/CenterontrolControllers/SongNuo/SongNuo86Byte/SongNuoDBCenterViewController.m

@@ -26,9 +26,10 @@
 #import "SongNuo86Name.h"
 #import "UserExtendataArchaver.h"
 
-@interface SongNuoDBCenterViewController ()
+@interface SongNuoDBCenterViewController ()<UITableViewDelegate>
 {
     dispatch_queue_t  _songNuoMainQueue;
+    CGFloat _tableviewSizeHeight;
 }
 
 @property(nonatomic,strong) SongNuoDBSetViewController *songNuoSetVC;
@@ -58,8 +59,26 @@
     [self.setbackBtn addTarget:self action:@selector(songNuoBDSetBtnAction) forControlEvents:UIControlEventTouchUpInside];
     UITapGestureRecognizer*tapgestureRecognizer=[[UITapGestureRecognizer alloc]initWithTarget:self action:@selector(songNuoBDSetBtnAction:)];
     [self.setImag addGestureRecognizer:tapgestureRecognizer];
+    
+    [self.tableView addObserver:self forKeyPath:@"contentSize" options:NSKeyValueObservingOptionNew context:nil];
 
 }
+
+- (void)observeValueForKeyPath:(NSString *)keyPath ofObject:(id)object change:(NSDictionary<NSKeyValueChangeKey,id> *)change context:(void *)context {
+    if ([keyPath isEqualToString:@"contentSize"]) {
+        NSValue *new = [change valueForKey:NSKeyValueChangeNewKey];
+        CGSize size = [new CGSizeValue];
+        if (size.height == 0) {
+            self.tableView.contentSize = CGSizeMake(size.width, _tableviewSizeHeight);
+        }
+    } else {
+        [super observeValueForKeyPath:keyPath ofObject:object change:change context:context];
+    }
+}
+
+- (void)dealloc {
+    [self.tableView removeObserver:self forKeyPath:@"contentSize"];
+}
 #pragma mark- 设置
 
 -(void)songNuoBDSetBtnAction{
@@ -248,8 +267,10 @@
             self.nuoJiaReBtn = self.button;
             self.jiaReName = textLbl;
         }
+        
+        _tableviewSizeHeight = 64 + CGRectGetMaxY(textLbl.frame);
+
     }
-    
     [self initCHNames];
 }