//
// ViewController.m
// 12.18.04在document创建文件夹
//
// Created by 张凯泽 on 15/12/18.
// Copyright © 2015年 rytong_zkz. All rights reserved.
//
#import "ViewController.h"
@interface ViewController ()
@property(nonatomic,strong)NSFileManager *fileManager;//文件管理者
@property(nonatomic,copy)NSString *createPath;//文件夹imge
@property(nonatomic,copy)NSString *createDir;//文件夹MessageQueueImage
- (IBAction)deleteClick:(UIButton *)sender;
@end
@implementation ViewController
//创建文件管理者
-(NSFileManager *)fileManager
{
if (_fileManager == nil) {
_fileManager = [NSFileManager defaultManager];
}
return _fileManager;
}
//创建路径----在document中创建文件夹imge
-(NSString *)createPath
{
if (_createPath == nil) {
NSString *pathDocuments = [NSSearchPathForDirectoriesInDomains(NSDocumentDirectory, NSUserDomainMask, YES) objectAtIndex:0];
NSLog(@"pathDocuments = %@",pathDocuments);
_createPath = [NSString stringWithFormat:@"%@/Image", pathDocuments];
}
return _createPath;
}
//创建路径----在document中创建文件夹MessageQueueImage
-(NSString *)createDir
{
if (_createDir == nil) {
NSString *pathDocuments = [NSSearchPathForDirectoriesInDomains(NSDocumentDirectory, NSUserDomainMask, YES) objectAtIndex:0];
//NSLog(@"pathDocuments = %@",pathDocuments);
_createDir = [NSString stringWithFormat:@"%@/MessageQueueImage", pathDocuments];
}
return _createDir;
}
- (void)viewDidLoad {
[super viewDidLoad];
// 判断文件夹是否存在，如果不存在，则创建
if (![self.fileManager fileExistsAtPath:self.createPath]) {
[self.fileManager createDirectoryAtPath:self.createPath withIntermediateDirectories:YES attributes:nil error:nil];
//创建文件MessageQueueImage
[self.fileManager createDirectoryAtPath:self.createDir withIntermediateDirectories:YES attributes:nil error:nil];
//把字符串写道新创建的文件里边去
NSString * ss = @"ios";
NSString * path = [NSString stringWithFormat:@"%@/ios.text", self.createPath];
BOOL b = [ss writeToFile:path atomically:YES encoding:NSUTF8StringEncoding error:nil];
if (b) {
NSLog(@"write string ok");
}else{
NSLog(@"write string faluse");
}
} else {
NSLog(@"FileDir is exists.");
}
}
//删除document中的imge文件夹
- (IBAction)deleteClick:(UIButton *)sender {
if ([self.fileManager fileExistsAtPath:self.createPath]) {
NSError * error;
BOOL b = [self.fileManager removeItemAtPath:self.createPath error:&error];
if ( b) {
NSLog(@"delete success");
}
else{
NSLog(@"delete faulse");
}
}
}
@end