修改UISearchDisplayController的sear

]initWithFrame:CGRectMake(0, 0, VGScreenW, 20)];
//默认让imageViewStatus隐藏
_imageViewStatus.hidden = YES;
}
return _imageViewStatus;
}

• (void)initSearchBar {
  self.searchBar = [[UISearchBar alloc] initWithFrame:CGRectMake(0, 0, CGRectGetWidth(self.view.bounds), 64)];
  self.searchBar.backgroundImage = [UIImage imageFormColor:[UIColor clearColor] frame:CGRectMake(0, 0, VGScreenW, 64)];
  self.searchBar.barStyle = UIBarStyleDefault;
  self.searchBar.backgroundColor = [UIColor clearColor];
  [self.searchBar setBarTintColor:[UIColor colorWithWhite:0.9 alpha:0]];
  self.searchBar.translucent = YES;
  self.searchBar.delegate = self;
  self.searchBar.placeholder = TipPlaceHolder;
  self.searchBar.keyboardType = UIKeyboardTypeDefault;
  [self.mapView addSubview:self.searchBar];
  }
  //
• (void)searchDisplayControllerWillBeginSearch:(UISearchDisplayController *)controller {
  controller.searchBar.backgroundColor = [UIColor whiteColor];
  controller.searchBar.showsCancelButton = YES;
  self.imageViewStatus.backgroundColor = [UIColor redColor];
  self.imageViewStatus.hidden = NO;//设置imageViewstatus显示
  [self.imageViewStatus setImage:[UIImage imageNamed:@"statusBarView"]];
  [self.navigationController.navigationBar.window addSubview:self.imageViewStatus];
  [self.navigationController.navigationBar.window bringSubviewToFront:self.imageViewStatus];
  for (id searchbutton in controller.searchBar.subviews) {
  UIView *view = (UIView *)searchbutton;
  UIButton *cancelButton = (UIButton *)[view.subviews objectAtIndex:2];
  cancelButton.enabled = YES;
  [cancelButton setTitle:@"取消" forState:UIControlStateNormal];//文字
  [cancelButton setTitleColor:VGColor(255, 150, 0) forState:UIControlStateNormal];
  break;
  }
  }
  //点击取消按钮时设置imageViewStatus隐藏
• (void)searchBarCancelButtonClicked:(UISearchBar *)searchBar {
  self.imageViewStatus.hidden =YES;
  }