自定义UISearchBar 适配IOS6和IOS7

MySearchBar.h

[objc] view
plaincopy





#import <UIKit/UIKit.h>

#define kBgTextFieldImageName @"search_bar_bg.png"

@interface MySearchBar : UISearchBar <UISearchBarDelegate>

- (void)changeBarTextfieldWithColor:(UIColor *)color bgImageName:(NSString *)bgImageName;

- (void)changeBarCancelButtonWithColor:(UIColor *)textColor bgImageName:(NSString *)bgImageName;

@end

MySearchBar.m

[objc] view
plaincopy





#import "MySearchBar.h"

#import "CommonMethods.h"

@implementation MySearchBar

- (id)initWithFrame:(CGRect)frame

{

self = [super initWithFrame:frame];

if (self) {

UIColor *color = [UIColor colorWithRed:255/255.0 green:128/255.0 blue:0.0 alpha:1];

[self changeBarTextfieldWithColor: color bgImageName: kBgTextFieldImageName];

[self changeBarCancelButtonWithColor:[UIColor whiteColor] bgImageName: nil nil];

}

return self;

}

- (void)changeBarTextfieldWithColor:(UIColor *)color bgImageName:(NSString *)bgImageName

{

self.tintColor=color;

UITextField *textField;

if ([[[UIDevice currentDevice] systemVersion] floatValue] > 6.1f) {

for (UIView *subv in self.subviews) {

for (UIView* view in subv.subviews) {

if ([view isKindOfClass:NSClassFromString(@"UISearchBarTextField")]) {

textField = (UITextField*)view;

textField.layer.borderWidth=1;

textField.layer.cornerRadius=6;

textField.layer.borderColor=color.CGColor;

break;

}

}

}

}else{

for (UITextField *subv in self.subviews) {

if ([subv isKindOfClass:[UITextField class]]) {

textField = (UITextField*)subv;

break;

}

}

}

// 设置文本框背景

NSArray *subs = self.subviews;

if ([[[UIDevice currentDevice] systemVersion] floatValue] > 6.1f) { // ios 7

for (int i = 0; i < [subs count]; i++) {

UIView* subv = (UIView*)[self.subviews objectAtIndex:i];

for (UIView* subview in subv.subviews) {

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

{

[subview setHidden:YES];

[subview removeFromSuperview];

break;

}

}

}

}else{

for (int i = 0; i < [subs count]; i++) {

UIView* subv = (UIView*)[self.subviews objectAtIndex:i];

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

{

[subv removeFromSuperview];

break;

}

}

}

UIImage *searchBarBgImage = [CommonMethods imageWithFileName: bgImageName scale:2 edgeInsets:UIEdgeInsetsMake(10, 10, 10, 10)];

[textField setBackground:searchBarBgImage];

}

- (void)changeBarCancelButtonWithColor:(UIColor *)textColor bgImageName:(NSString *)bgImageName

{

for (UIView *searchbuttons in self.subviews)

{

if ([searchbuttons isKindOfClass:[UIButton class]]) // ios7以下

{

UIButton *cancelButton = (UIButton*)searchbuttons;

cancelButton.enabled = YES;

[cancelButton setTitleColor:textColor forState:UIControlStateNormal];

[cancelButton setTitleColor:textColor forState:UIControlStateSelected];

if (bgImageName)

{

[cancelButton setBackgroundImage:[UIImage imageNamed:bgImageName] forState:UIControlStateNormal];

[cancelButton setBackgroundImage:[UIImage imageNamed:bgImageName] forState:UIControlStateSelected];

}

break;

}

}

}

@end