UISearchBar背景透明,去掉背景,自定义背景

      seachBar=[[UISearchBar alloc] init];
      //修改搜索框背景
      seachBar.backgroundColor=[UIColor clearColor];
      //去掉搜索框背景
      //1.
      [[searchbar.subviews objectAtIndex:0]removeFromSuperview];
      //2.
      for (UIView *subview in seachBar.subviews)
      {
      if ([subview isKindOfClass:NSClassFromString(@"UISearchBarBackground")])
      {
      [subview removeFromSuperview];
      break;
      }
      }
      //3自定义背景
      UIImageView *imageView = [[UIImageView alloc] initWithImage:[UIImage imageNamed:@"40-di.png"]];
          [mySearchBar insertSubview:imageView atIndex:1];
          [imageView release];
      //4输入搜索文字时隐藏搜索按钮，清空时显示
      - (BOOL)searchBarShouldBeginEditing:(UISearchBar *)searchBar {
      searchBar.showsScopeBar = YES;
      [searchBar sizeToFit];
      [searchBar setShowsCancelButton:YES animated:YES];
      return YES;
      }
      - (BOOL)searchBarShouldEndEditing:(UISearchBar *)searchBar {
      searchBar.showsScopeBar = NO;
      [searchBar sizeToFit];
      [searchBar setShowsCancelButton:NO animated:YES];
      return YES;
      }
      //改变搜索按钮文字
      //改变UISearchBar取消按钮字体
      for(id cc in [searchBar subviews])
          {
      if([cc isKindOfClass:[UIButton class]])
              {
                  UIButton *btn = (UIButton *)cc;
                  [btn setTitle:@"搜索"  forState:UIControlStateNormal];
              }
          }
  
 

  
 
 

文章来源: zzzili.blog.csdn.net，作者：清雨小竹，版权归原作者所有，如需转载，请联系作者。

原文链接：zzzili.blog.csdn.net/article/details/8745169