여러가지 Util

이번에 아이폰 관련 어플개발하면서 필요한것 만들어 봤습니다.

어플 개발시작한지 얼마 안되어서 소스가 허접하더라도 이해해 주세요..

// 금액으로 표시 

+ (NSString *) numberFormat:(NSString*)price {

NSNumber *result = nil;

NSString* ret = nil;

@try {

result = [NSNumber numberWithLongLong: [price longLongValue]];

NSNumberFormatter *numberFormatter = [[NSNumberFormatter alloc] init];

[numberFormatter setFormatterBehavior:NSNumberFormatterBehavior10_4];

[numberFormatter setDecimalSeparator:@","];

[numberFormatter setNumberStyle:NSNumberFormatterDecimalStyle];

ret = [numberFormatter stringFromNumber:result];

[numberFormatter release];

}

@catch (NSException * e) {

ret = @"0";

}

@finally {

}

return ret;

}

// 금액으로 표시

+ (NSString *) numberFormat:(NSString*)price str:(NSString*) str {

return [[JUtil numberFormat:price] stringByAppendingString:str];

}

// substring

+ (NSString *) substr:(NSString*)str index:(NSInteger)idx {

NSString *ret = nil;

if (idx<0) {

ret = [str substringFromIndex:[str length]+idx];

}

else {

ret = [str substringToIndex:idx];

}

return ret;

}

// substring

+ (NSString *) substr:(NSString*)str startIndex:(NSUInteger)sidx endIndex:(NSUInteger)eidx {

NSRange strRange = {sidx,eidx};

NSString *ret = [str substringWithRange:strRange];

return ret;

}

// trim

+ (NSString *) trim:(NSString*)str {

NSString *ret = [str stringByTrimmingCharactersInSet: [NSCharacterSet whitespaceCharacterSet]];

return ret;

}

// explode

+ (NSArray *) explode:(NSString*)delimiter string:(NSString*)str {

NSArray *ret = [str componentsSeparatedByString:delimiter];

return ret;

}

// strReplace

+ (NSString *) strReplace:(NSString *)search replace:(NSString *)replace string:(NSString*)str {

NSString *ret = [str stringByReplacingOccurrencesOfString:search withString:replace];

return ret;

}

// 원하는 날짜 가져오기 format : yyyymmdd

+ (NSString*) getDays:(NSInteger)gab format:(NSString*)format {

NSDateFormatter *formatter = [[NSDateFormatter alloc] init];

[formatter setDateFormat:format];

NSDate *today = [[NSDate alloc] init];

NSTimeInterval secondsPerDay = (24 * 60 * 60)*gab;

NSString* ret = [formatter stringFromDate:[today addTimeInterval:secondsPerDay]];

[formatter release];

[today release];

return ret;

}

// 2010.03.10 포맷으로

+ (NSString*) dateViewFormat:(NSString*)dateStr divStr:(NSString*)divStr {

NSString* ret = @"";

if (dateStr.length>0) {

ret = [[[NSString alloc] initWithFormat:@"%@%@%@%@%@"

 , [JUtil substr:dateStr startIndex:0 endIndex:4], divStr

 , [JUtil substr:dateStr startIndex:4 endIndex:2], divStr

 , [JUtil substr:dateStr startIndex:6 endIndex:2]] autorelease];

}else {

ret = @"";

}

return ret;

}

// int to string convert

+ (NSString*) intToString:(NSInteger)intValue{

NSString* ret = [NSString stringWithFormat:@"%d", intValue];

return ret;

}

// iphone 여부

+ (BOOL) isIPhone {

NSString* model = [[UIDevice currentDevice] model];

NSRange range = [model rangeOfString:@"iPhone"];

if (range.length>0) {

return YES;

}

else {

return NO;

}

}

// 문자/전화/지도관련 어플 실행

+ (void) systemAppRun:(NSString*)protocol param:(NSString*)param {

NSString* paramStr = [NSString stringWithFormat:@"%@:%@", protocol, param];

NSString* url = [[NSString stringWithString:paramStr] stringByAddingPercentEscapesUsingEncoding:NSUTF8StringEncoding];

[[UIApplication sharedApplication] openURL:[NSURL URLWithString:url]];

}

// 공백값인가

+ (BOOL) isEmpty:(NSString*)str {

if ([@"" isEqualToString:str]) {

return YES;

}

else {

return NO;

}

}

// alert 메세지 출력

+ (void) showAlertMessage:(NSString*)msg {

[JUtil showAlertMessage:msg title:@""];

}

// alert 메세지 출력

+ (void) showAlertMessage:(NSString*)msg title:(NSString*)title {

UIAlertView *alertView = [[UIAlertView alloc] initWithTitle:title

message:msg

  delegate:nil

 cancelButtonTitle:@"확 인"

 otherButtonTitles:nil];

[alertView show];

[alertView release];

}

출처 : 맥부기 애플(iOS,Mac) 개발자모임