objective-c : iOS Simple TableView

snippet.m

//iOS Simple TableView

//You have to wire up data Source and delegate to the tableView in the xib file

//ViewController.h

@interface ViewController : UIViewController <UITableViewDataSource, UITableViewDelegate>

@property (nonatomic, strong) NSMutableArray *tableData; // holds the table data (title)
@property (nonatomic, strong) NSMutableArray *tableDetailData; // holds the table data (detail text)

@end


//ViewController.m

#import "ViewController.h"

static NSString *cellIdentifier = @"Cell";

@interface ViewController ()

@end

@implementation ViewController

- (id)initWithNibName:(NSString *)nibNameOrNil bundle:(NSBundle *)nibBundleOrNil
{
    self = [super initWithNibName:nibNameOrNil bundle:nibBundleOrNil];
    if (self) {
        // Custom initialization
    }
    return self;
}


#pragma mark - 뷰 라이프 사이클

- (void)viewDidLoad
{
    [super viewDidLoad];
    
    // Create the array to hold the table data
    self.tableData = [[NSMutableArray alloc] init];
    self.tableDetailData = [[NSMutableArray alloc] init];
    
    for (NSUInteger i=0; i < 10; i++) {
        NSString *tableData = [NSString stringWithFormat:@"Item %d", i];
        NSString *tableDetailData = [NSString stringWithFormat:@"Detail Item %d", i];
        [self.tableData addObject:tableData];
        [self.tableDetailData addObject:tableDetailData];
    }
    NSLog(@"The tableData array contains %@", self.tableData);
    NSLog(@"The tableDetailData array contains %@", self.tableData);
}


#pragma mark - 테이블 뷰 데이터 소스

- (NSInteger)numberOfSectionsInTableView:(UITableView *)tableView
{
    return 1;
}


- (NSInteger)tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section
{
    
    return [self.tableData count];
}


- (UITableViewCell *)tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath
{
    
    UITableViewCell *cell = [tableView dequeueReusableCellWithIdentifier:cellIdentifier];
    
    if (cell == nil) {
        cell = [[UITableViewCell alloc] initWithStyle:UITableViewCellStyleSubtitle reuseIdentifier:cellIdentifier];
    }
    cell.textLabel.text = [self.tableData objectAtIndex:indexPath.row]; // 셀 타이틀 텍스트
    cell.detailTextLabel.text = [self.tableDetailData objectAtIndex:indexPath.row];; // 셀 디테일 텍스트
    
    return cell;
}


#pragma mark - 테이블 뷰 델리게이트

#pragma mark 행 선택
- (void)tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath
{
    NSLog(@"Table row %d has been tapped", indexPath.row);
    
    //경고 창
    NSString *messageString = [NSString stringWithFormat:@"You tapped row %d",indexPath.row];
    UIAlertView *alert = [[UIAlertView alloc] initWithTitle:@"Row tapped"
                                                    message:messageString
                                                   delegate:nil
                                          cancelButtonTitle:@"OK"
                                          otherButtonTitles: nil];
    [alert show];
}


#pragma mark 행 높이

- (CGFloat)tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath
{
    return 80;
}


@end