search bar 自定义背景

//修改搜索框背景

self.searchCarKeyWord.backgroundColor=[UIColorclearColor];

//去掉搜索框背景

//1.

[[self.searchCarKeyWord.subviewsobjectAtIndex:0]removeFromSuperview];

//2.

//CGRect rcSearchBg =  CGRectMake(0, 0, self.searchBar.frame.size.width, self.searchBar.frame.size.height);

UITextField *searchField;

UIButton *cancelButton;

for (UIView *subview inself.searchCarKeyWord.subviews)

{

if ([subview isKindOfClass:NSClassFromString(@"UISearchBarBackground")])

{

//rcSearchBg = subview.frame;

[subview removeFromSuperview];

}

elseif([subview isKindOfClass:[UITextFieldclass]]){

searchField = (UITextField*)subview;

}

elseif([subview isKindOfClass:[UIButtonclass]]){

cancelButton = (UIButton*)subview;

}

}

UIImage *backImage = [NormalUtilsstretchableImage:@"search_bg.png"stretchableImageWithLeftCapWidth:50topCapHeight:25];

[searchField setBackground: backImage];

[searchField setBorderStyle:UITextBorderStyleNone];

[cancelButton setImage:[UIImageimageNamed:@"top_oval_bg.png"] forState:UIControlStateNormal];