提交

QXLive/Base/QXBaseViewController.m

@@ -82,6 +82,10 @@
         self.bgImageView.image = [UIImage imageNamed:imageUrl];
     }
 }
+
+-(void)updateBackImage:(UIImage *)image{
+    [self.backBtn setImage:image forState:(UIControlStateNormal)];
+}
 -(UIImageView *)bgImageView{
     if (!_bgImageView) {
         _bgImageView = [[UIImageView alloc] initWithFrame:CGRectMake(0, 0, SCREEN_WIDTH, SCREEN_HEIGHT)];