访问系统自带通讯录(有界面)

#import "ViewController.h"
#import <AddressBookUI/AddressBookUI.h>

@interface ViewController () <ABPeoplePickerNavigationControllerDelegate>
@property (weak, nonatomic) IBOutlet UILabel *nameLabel;
@property (weak, nonatomic) IBOutlet UILabel *phoneNumLabel;

@end

@implementation ViewController

- (void)touchesBegan:(NSSet *)touches withEvent:(UIEvent *)event
{
    // 创建联系人选择控制器
    ABPeoplePickerNavigationController *ppnc = [[ABPeoplePickerNavigationController alloc] init];
    
    // 设置代理
    ppnc.peoplePickerDelegate = self;
    
    // 显示控制器
    [self presentViewController:ppnc animated:YES completion:nil];

}

#pragma mark - ABPeoplePickerNavigationControllerDelegate(iOS8)
/**
 *  选中联系人的时候会调用
 *
 *  @param person   被选中的联系人
 */
- (void)peoplePickerNavigationController:(ABPeoplePickerNavigationController *)peoplePicker didSelectPerson:(ABRecordRef)person
{
    [self getNameWithPerson:person];
    [self getPhoneNumberWithPerson:person];
}

/**
 *  选中联系人的某个属性的时候调用
 *
 *  @param person       被选中的联系人
 *  @param property     属性
 *  @param identifier   属性对应的标识
 */
- (void)peoplePickerNavigationController:(ABPeoplePickerNavigationController *)peoplePicker didSelectPerson:(ABRecordRef)person property:(ABPropertyID)property identifier:(ABMultiValueIdentifier)identifier
{
    NSLog(@"%s", __func__);
}

#pragma mark - ABPeoplePickerNavigationControllerDelegate(iOS7)
/**
 *  选中联系人的时候会调用
 *
 *  @param person       被选中的联系人
 */
- (BOOL)peoplePickerNavigationController:(ABPeoplePickerNavigationController *)peoplePicker shouldContinueAfterSelectingPerson:(ABRecordRef)person
{
    [self getNameWithPerson:person];
    [self getPhoneNumberWithPerson:person];
    [peoplePicker dismissViewControllerAnimated:YES completion:nil];
    return NO;
}

// iOS7中需要单独实现这个方法, 否则点取消会报错
-(void)peoplePickerNavigationControllerDidCancel:(ABPeoplePickerNavigationController *)peoplePicker
{
    [peoplePicker dismissViewControllerAnimated:YES completion:nil];
}


- (void)getPhoneNumberWithPerson:(ABRecordRef)person
{
    // ABMultiValueRef相当于是数组
    ABMultiValueRef phoneNums = ABRecordCopyValue(person, kABPersonPhoneProperty);
    CFIndex phonesCount = ABMultiValueGetCount(phoneNums);
    for (CFIndex index = 0; index < phonesCount; index ++) {
        NSString *phoneLabel = CFBridgingRelease(ABMultiValueCopyLabelAtIndex(phoneNums, index));
        NSString *phoneValue = CFBridgingRelease(ABMultiValueCopyValueAtIndex(phoneNums, index));
        NSLog(@"%@ : %@", phoneLabel, phoneValue);
        self.phoneNumLabel.text = [NSString stringWithFormat:@"%@ : %@", phoneLabel, phoneValue];
    }
    // 释放内存
    CFRelease(phoneNums);
}

// 获取联系人名字
- (void)getNameWithPerson:(ABRecordRef)person
{
    // 通过记录来获取信息
    CFStringRef firstName = ABRecordCopyValue(person, kABPersonFirstNameProperty);
    CFStringRef lastName = ABRecordCopyValue(person, kABPersonLastNameProperty);
    
    
    // (__bridge NSString *) 将对象的所有权交给Foundation框架, 本身并没有释放
    // NSString *first = (__bridge NSString *)(firstName);
    // NSString *last = (__bridge NSString *)(lastName);
    
    // 转换并自动释放原先的对象1
    NSString *first1 = CFBridgingRelease(firstName);
    NSString *last1 = CFBridgingRelease(lastName);
    
    // 转换并自动释放原先的对象2
    // NSString *first2 = (__bridge_transfer NSString *)(firstName);
    
    // 释放内存
    // CFRelease(firstName);
    // CFRelease(lastName);
    
    self.nameLabel.text = [NSString stringWithFormat:@"%@, %@", first1, last1];
    NSLog(@"%@, %@", first1, last1);
}

@end