{"id":703,"date":"2010-12-03T15:02:52","date_gmt":"2010-12-03T06:02:52","guid":{"rendered":"http:\/\/yamazon.org\/?p=703"},"modified":"2010-12-03T15:02:52","modified_gmt":"2010-12-03T06:02:52","slug":"7sqlite%e3%82%92%e4%bd%bf%e3%81%a3%e3%81%a6todo%e3%83%aa%e3%82%b9%e3%83%88%e3%82%a2%e3%83%97%e3%83%aa%e3%82%92%e4%bd%9c%e6%88%902","status":"publish","type":"post","link":"https:\/\/apr20.net\/?p=703","title":{"rendered":"[7]:SQLite\u3092\u4f7f\u3063\u3066ToDo\u30ea\u30b9\u30c8\u30a2\u30d7\u30ea\u3092\u4f5c\u6210(2)"},"content":{"rendered":"

\u3053\u306e\u30c1\u30e5\u30fc\u30c8\u30ea\u30a2\u30eb\u306f\u3001\u30bf\u30a4\u30c8\u30eb\u306e\u901a\u308a\u3001SQLite\u3092\u4f7f\u3063\u3066ToDo\u30ea\u30b9\u30c8\u30a2\u30d7\u30ea\u3092\u4f5c\u6210\u306e\u4e8c\u56de\u76ee\u306e\u8a18\u4e8b\u3067\u3059\u3002\u524d\u56de\u306e\u8a18\u4e8b<\/a>\u3092\u8aad\u3093\u3067\u306a\u3044\u65b9\u306f\u3001\u305d\u3061\u3089<\/a>\u304b\u3089\u8aad\u3093\u3067\u304f\u3060\u3055\u3044\u3002<\/p>\n

\u4eca\u56de\u306f\u3001SQL\u30c7\u30fc\u30bf\u3092UITableView\u3067\u8868\u793a\u3059\u308b\u3060\u3051\u3067\u306a\u304f\u3001\u753b\u50cf\u3084\u6587\u5b57\u5217\u3092\u4f7f\u3063\u305f\u8907\u5408\u7684\u306a\u30ab\u30e9\u30e0\u306e\u4f5c\u6210\u3092\u884c\u3044\u307e\u3059\u3002\u4eca\u56de\u306e\u30c1\u30e5\u30fc\u30c8\u30ea\u30a2\u30eb\u3067\u306f\u3001\u4ee5\u4e0b\u306e\u753b\u50cf\u3092\u4f7f\u3044\u307e\u3059\u306e\u3067\u3001\u30c0\u30a6\u30f3\u30ed\u30fc\u30c9\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n

\"high\"\u512a\u5148\u5ea6\uff1a\u9ad8
\n<\/a>\"medium\"\u512a\u5148\u5ea6\uff1a\u666e\u901a
\n<\/a>\"low\"\u512a\u5148\u5ea6\uff1a\u4f4e<\/a><\/p>\n

\u3053\u308c\u3089\u306e\u753b\u50cf\u306f\u3001\u512a\u5148\u5ea6\u3092\u8868\u793a\u3059\u308b\u306e\u306b\u4f7f\u3044\u307e\u3059\u3002<\/p>\n

\u512a\u5148\u5ea6\u306b\u5bfe\u5fdc\u3059\u308b\u305f\u3081\u306b\u3001Todo.h<\/strong> \u3068 Todo.m <\/strong>\u306b\u3044\u304f\u3064\u304b\u306e\u30b3\u30fc\u30c9\u3092\u8ffd\u52a0\u3057\u307e\u3059\u3002<\/p>\n

Todo.h<\/strong>\u3092\u958b\u3044\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n

\n

@interface<\/span> Todo : NSObject {<\/p>\n

<\/span><\/span>sqlite3<\/span> *<\/span>database;<\/span><\/p>\n

<\/span><\/span>NSInteger<\/span> <\/span>primaryKey;<\/span><\/p>\n

<\/span><\/span>NSString *<\/span>text<\/span>;<\/span><\/p>\n

<\/span>NSInteger<\/span> priority;<\/p>\n

\n

}<\/p>\n

\n

@property (<\/span>assign,<\/span>nonatomic,<\/span>readonly)NSInteger primaryKey;<\/span><\/p>\n

@property (<\/span>nonatomic,<\/span>retain)NSString *text;<\/span><\/p>\n

@property<\/span> (nonatomic<\/span>) NSInteger priority;<\/p>\n<\/blockquote>\n

NSInteger priority \u306e\u30d7\u30ed\u30d1\u30c6\u30a3\u3092\u8ffd\u52a0\u3057\u307e\u3057\u305f\u3002\u4e0e\u3048\u3089\u308c\u305ftodo\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u306e\u512a\u5148\u5ea6\u3092\u53d6\u5f97\u30fb\u8a2d\u5b9a\u3059\u308b\u306e\u306b\u4f7f\u3044\u307e\u3059\u3002<\/p>\n

\u6b21\u306b\u3001Todo.m<\/strong>\u3092\u958b\u3044\u3066\u3001\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u4fee\u6b63\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n

\n

@synthesize<\/span> primaryKey,text,priority<\/strong><\/em>;<\/p>\n

\n

-(id<\/span>)initWithPrimaryKey:(NSInteger<\/span>)pk database:(sqlite3<\/span> *)db {<\/p>\n

\n

<\/span><\/span>if(<\/span>self = [<\/span>super <\/span>init<\/span>]){<\/span><\/p>\n

<\/span><\/p>\n

<\/span><\/span>primaryKey = pk;<\/span><\/p>\n

<\/span>database<\/span> = db;<\/p>\n

<\/span><\/p>\n

<\/span><\/span>if<\/span> (<\/span>init_statement == <\/span>nil<\/span>) {<\/span><\/p>\n

<\/span><\/span>const<\/span> <\/span>char<\/span> *sql = <\/span>“SELECT text,priority<\/strong><\/em> FROM todo WHERE pk=?”;<\/span><\/p>\n

<\/span>if<\/span>(sqlite3_prepare_v2<\/span>(database<\/span>, sql, –1<\/span>, &init_statement<\/span>,NULL<\/span>) != SQLITE_OK<\/span>){<\/p>\n

<\/span><\/span>NSAssert1<\/span>(<\/span>0<\/span>, <\/span>@”Error:failed to prepare statement with message ‘%s’.”, <\/span>sqlite3_errmsg<\/span>(<\/span>database<\/span>));<\/span><\/p>\n

<\/span>}<\/p>\n

<\/span>}<\/p>\n

<\/span><\/p>\n

<\/span><\/span>sqlite3_bind_int<\/span>(<\/span>init_statement, <\/span>1<\/span>, <\/span>primaryKey);<\/span><\/p>\n

<\/span><\/span>if<\/span>(<\/span>sqlite3_step<\/span>(<\/span>init_statement)== <\/span>SQLITE_ROW<\/span>){<\/span><\/p>\n

<\/span><\/p>\n

<\/span><\/span>self<\/span>.<\/span>text<\/span> = [<\/span>NSString<\/span> <\/span>stringWithUTF8String\ud83d\ude41<\/span>char<\/span> *)<\/span>sqlite3_column_text(<\/span>init_statement<\/span>, <\/span>0<\/span>)];<\/span><\/p>\n

<\/span>self<\/strong><\/em><\/span>.priority = <\/strong><\/em>sqlite3_column_int<\/strong><\/em><\/span>(<\/strong><\/em>init_statement<\/strong><\/em><\/span>, <\/strong><\/em>1<\/strong><\/em><\/span>);<\/strong><\/em><\/p>\n

<\/span><\/p>\n

<\/span>}else<\/span> {<\/p>\n

<\/span><\/span>self<\/span>.<\/span>text<\/span> = <\/span>@”Nothing”;<\/span><\/p>\n

<\/span>}<\/p>\n

<\/span><\/p>\n

<\/span><\/span>sqlite3_reset<\/span>(<\/span>init_statement);<\/span><\/p>\n

\n

<\/span><\/p>\n

<\/span>}<\/p>\n

<\/span> <\/span>return <\/span>self;<\/span><\/p>\n

\n

}<\/p>\n

\n

@end<\/p>\n<\/blockquote>\n

\u6700\u521d\u306esynthesize\u306e\u884c\u3092\u5909\u66f4\u3057\u307e\u3057\u305f\u3002\u30b2\u30c3\u30bf\u30fc\uff06\u30bb\u30c3\u30bf\u30fc\u30e1\u30bd\u30c3\u30c9\u3092\u4f5c\u6210\u3059\u308b\u305f\u3081\u306b\u3001priority \u30d7\u30ed\u30d1\u30c6\u30a3\u3092\u8ffd\u52a0\u3057\u307e\u3057\u305f\u3002<\/p>\n

\u6b21\u306b\u3001SQL\u8a18\u8ff0\u3092\u5c11\u3057\u5909\u66f4\u3057\u307e\u3057\u305f\u3002todo\u30c6\u30fc\u30d6\u30eb\u306b\u512a\u5148\u5ea6\u3092\u52a0\u3048\u308b\u305f\u3081\u306b\u3001priority\u3092\u53d6\u5f97\u3059\u308b\u3088\u3046\u306b\u8a2d\u5b9a\u3057\u307e\u3057\u305f\u3002\u6700\u5f8c\u306b\u3001todo\u30c6\u30fc\u30d6\u30eb\u304b\u3089\u9078\u629e\u3055\u308c\u305f\u512a\u5148\u9806\u4f4d\u306e\u5024\u306b self.priority \u3092\u8a2d\u5b9a\u3057\u307e\u3059\u3002<\/p>\n

\u3053\u308c\u306fsqlite3_column_int\u30e1\u30bd\u30c3\u30c9\u3092\u4f7f\u7528\u3057\u3066\u884c\u308f\u308c\u307e\u3059\u3002<\/p>\n

init_statement \u3068 \u300c\uff11\u300d\u3092\u6e21\u3057\u307e\u3059\u3002\u300c\uff11\u300d\u306f\u3001\u512a\u5148\u5ea6\u306e\u30c7\u30fc\u30bf\u304c\u542b\u307e\u308c\u3066\u3044\u308bSQL\u914d\u5217\u306e\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u3067\u3059\u3002<\/p>\n

\u5148\u307b\u3069\u30c0\u30a6\u30f3\u30ed\u30fc\u30c9\u3057\u305f\u512a\u5148\u5ea6\u306e\u753b\u50cf\u3092\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u306b\u8ffd\u52a0\u3057\u307e\u3059\u3002<\/p>\n

\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u5185\u306eResource\u30d5\u30a9\u30eb\u30c0\u3092\u53f3\u30af\u30ea\u30c3\u30af\u3057\u3001\u8ffd\u52a0 \uff1e \u65e2\u5b58\u306e\u30d5\u30a1\u30a4\u30eb \u3092\u30af\u30ea\u30c3\u30af\u3057\u307e\u3059\u3002\u3059\u3079\u3066\u306e\u753b\u50cf\u3092\u9078\u629e\u3057\u3001\u8ffd\u52a0\u3057\u307e\u3059\u3002\u4ee5\u4e0b\u306e\u3088\u3046\u306a\u753b\u9762\u3067\u300c\u30c7\u30b9\u30c6\u30a3\u30cd\u30fc\u30b7\u30e7\u30f3…\u300d\u306b\u30c1\u30a7\u30c3\u30af\u3057\u3066\u8ffd\u52a0\u3092\u30af\u30ea\u30c3\u30af\u3057\u307e\u3059\u3002<\/p>\n

\"7-1\"<\/a>\u5148\u307b\u3069\u30c0\u30a6\u30f3\u30ed\u30fc\u30c9\u3057\u305f\uff13\u3064\u306e\u30d5\u30a1\u30a4\u30eb\u304cRecource\u30d5\u30a9\u30eb\u30c0\u306b\u8ffd\u52a0\u3055\u308c\u307e\u3057\u305f\u3002<\/p>\n

\"7-2\"<\/a><\/p>\n

UITableView\u5185\u306e\u5217\u306e\u30c7\u30fc\u30bf\u3092\u8868\u793a\u3059\u308b\u306b\u306f\u3001\u6211\u3005\u306f\u3001\u8868\u793a\u3059\u308b\u30c7\u30fc\u30bf\u306e\u7a2e\u985e\u3092\u5b9a\u7fa9\u3059\u308b\u72ec\u81ea\u306e\u30bb\u30eb\u30af\u30e9\u30b9\u3092\u4f5c\u6210\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n

\u30c7\u30d5\u30a9\u30eb\u30c8\u3067\u306f\u3001\uff11\u3064\u306e\u30c6\u30ad\u30b9\u30c8\u5217\u3092\u8868\u793a\u3059\u308b\u3053\u3068\u304c\u51fa\u6765\u308b\u7c21\u5358\u306a\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u304c\u63d0\u4f9b\u3055\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n

\u3053\u308c\u81ea\u8eab\u306f\u3068\u3066\u3082\u3001\u6709\u7528\u306a\u3082\u306e\u3067\u306f\u3042\u308a\u307e\u3059\u304c\u3001\u4eca\u56de\u306f\u3001\uff13\u5217\u306e\u69cb\u9020\u3092\u3082\u3063\u305f\u3082\u306e\u304c\u5fc5\u8981\u306a\u306e\u3067\u3001\u72ec\u81ea\u306e\u30bb\u30eb\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3092\u3064\u304f\u308a\u307e\u3059\u3002<\/p>\n

XCode\u4e0a\u304b\u3089\u3001\u30d5\u30a1\u30a4\u30eb \uff1e \u65b0\u898f\u30d5\u30a1\u30a4\u30eb \u3092\u30af\u30ea\u30c3\u30af\u3057\u3001UITableView \u306e\u30b5\u30d6\u30af\u30e9\u30b9\u3092\u4f5c\u6210\u3057\u307e\u3059\u3002<\/p>\n

\"7-3\"<\/a>\u3053\u306e\u30d5\u30a1\u30a4\u30eb\u306f\u3001TodoCell<\/strong>\u3068\u3044\u3046\u540d\u524d\u306b\u3057\u307e\u3059\u3002\u201d\u540c\u6642\u306b.h\u30d5\u30a1\u30a4\u30eb\u3082\u4f5c\u6210\u201d\u3092\u30c1\u30a7\u30c3\u30af\u3057\u307e\u3059\u3002<\/p>\n

\u3053\u308c\u3067\u3001\u57fa\u672c\u7684\u306a\u30e1\u30bd\u30c3\u30c9\u304c\u542b\u307e\u308c\u305fUITableView\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u306e\u9aa8\u7d44\u307f\u304c\u51fa\u6765\u307e\u3057\u305f\u3002<\/p>\n

TodoCell.h<\/strong>\u3092\u958b\u304d\u3001\u3044\u304f\u3064\u304b\u306e\u30d7\u30ed\u30d1\u30c6\u30a3\u3092\u8ffd\u52a0\u3057\u307e\u3059\u3002<\/p>\n

\n

#import <\/span><UIKit\/UIKit.h><\/p>\n

#import “Todo.h”<\/span><\/p>\n

\n

\n

@interface<\/span> TodoCell : UITableViewController {<\/p>\n

\n

<\/span>Todo<\/span> <\/span>*todo;<\/p>\n

<\/span>UILabel<\/span> <\/span>*todoTextLabel;<\/p>\n

<\/span>UILabel<\/span> <\/span>*todoPriorityLabel;<\/p>\n

<\/span>UIImageView<\/span> *todoPriorityImageview;<\/p>\n

}<\/p>\n

\n

@property<\/span> (nonatomic<\/span>, retain<\/span>) UILabel *todoTextLabel;<\/p>\n

@property<\/span> (nonatomic<\/span>, retain<\/span>) UILabel *todoPriorityLabel;<\/p>\n

@property<\/span> (nonatomic<\/span>, retain<\/span>) UIImageView *todoPriorityImageView;<\/p>\n

\n

-(UIImage<\/span> *)imageForPriority:(NSInteger<\/span>)priority;<\/p>\n

\n

-(Todo<\/span> *)todo;<\/p>\n

-(void<\/span>)setTodo:(Todo<\/span> *)newTodo;<\/p>\n

\n

@end<\/p>\n<\/blockquote>\n

\u307e\u305a\u3001Todo\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u304c\u5ba3\u8a00\u3055\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n

\u5404\u30bb\u30eb\u306f\u3001\u3069\u306eTodo\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u304c\u5bfe\u5fdc\u3057\u3066\u3044\u308b\u306e\u304b\u3092\u77e5\u3063\u3066\u3044\u308b\u3067\u3057\u3087\u3046\u3002<\/p>\n

\u5404\u30bb\u30eb\u306e\u30c7\u30fc\u30bf\u3092\u30a2\u30c3\u30d7\u30c7\u30fc\u30c8\u3059\u308b\u6642\u306b\u3001\u3053\u308c\u306f\u5f79\u7acb\u3061\u307e\u3059\u3002<\/p>\n

\u6b21\u306b\u3001\uff12\u3064\u306eUILabel \u3068 UIImageView\u304c\u3042\u308a\u307e\u3059\u3002\u3053\u308c\u3089\u306e\u8981\u7d20\u304c\u3069\u3046\u3057\u3066\u5fc5\u8981\u306a\u306e\u304b\u3092\u7406\u89e3\u3059\u308b\u306b\u306f\u4ee5\u4e0b\u306e\u753b\u50cf\u3092\u898b\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n

\"7-4\"<\/a><\/p>\n

\u6c34\u8272\u306e\u30a2\u30a4\u30b3\u30f3\u753b\u50cf\u306f\u3001UIImageView\u306b\u3088\u308a\u914d\u7f6e\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u300c\u4f4e\u300d\u3068\u300cTodo\u30ea\u30b9\u30c8\u9805\u76ee\u300d\u306e\u7b87\u6240\u306f\u3001\u305d\u308c\u305e\u308c\u3001UILabel\u3067\u3059\u3002<\/p>\n

\u3053\u308c\u3089\u306e\u5ba3\u8a00\u3092\u3057\u305f\u5f8c\u3001\u30d7\u30ed\u30d1\u30c6\u30a3\u3092\u8a2d\u5b9a\u3057\u3066\u3044\u307e\u3059\u3002Todo\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u306b\u3064\u3044\u3066\u306e\u30d7\u30ed\u30d1\u30c6\u30a3\u3092\u4f5c\u6210\u3057\u3066\u3044\u306a\u3044\u3053\u3068\u306b\u6ce8\u610f\u3057\u3066\u304f\u3060\u3055\u3044\u3002synthesize\u3082\u884c\u3044\u307e\u305b\u3093\u3002\u3053\u306e\u7406\u7531\u3068\u3057\u3066\u306f\u3001\u30d7\u30e9\u30a4\u30d9\u30fc\u30c8\u306a\u5909\u6570\u306b\u3059\u308b\u305f\u3081\u3067\u3059\u3002<\/p>\n

\u305d\u306e\u4e0b\u306b\u3044\u304f\u3064\u304b\u306e\u30e1\u30bd\u30c3\u30c9\u304c\u5ba3\u8a00\u3055\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n

\u6700\u521d\u306f imageForPriority<\/strong> \u3067\u3059\u3002\u3053\u308c\u306e\u30e1\u30bd\u30c3\u30c9\u306f\u3001\u3069\u306e\u753b\u50cf(\u8d64\u3001\u9752\u3001\u9ec4\u8272)\u3092\u8868\u793a\u3059\u308b\u306e\u304b\u3092\u6307\u5b9a\u3059\u308b\u3082\u306e\u3067\u3059\u3002<\/p>\n

\u6b21\u306f\u3001Todo\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u306e\u00a0getter \uff06 setter \u30e1\u30bd\u30c3\u30c9\u3067\u3059\u3002setter \u30e1\u30bd\u30c3\u30c9\u306f\u3001todo\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3092\u5272\u308a\u5f53\u3066\u308b\u3053\u3068\u4ee5\u5916\u306b\u3001\u8ffd\u52a0\u30b3\u30fc\u30c9\u3092\u542b\u307f\u307e\u3059\u3002<\/p>\n

TodoCell.m<\/strong>\u3092\u958b\u304d\u3001\u4ee5\u4e0b\u306e\u30b3\u30fc\u30c9\u3092\u8ffd\u52a0\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n

\n

#import <\/span>“TodoCell.h”<\/p>\n

\n

static<\/span> UIImage *priority1Image = nil<\/span>;<\/p>\n

static<\/span> UIImage *priority2Image = nil<\/span>;<\/p>\n

static<\/span> UIImage *priority3Image = nil<\/span>;<\/p>\n

\n

@interface<\/span> TodoCell ()<\/p>\n

-(UILabel<\/span> *)newLabelWithPrimaryColor:(UIColor<\/span> *)primaryColor selectedColor:(UIColor<\/span> *)selectedColor fontSize:(CGFloat<\/span>)fontSize bold:(BOOL<\/span>)bold<\/span>;<\/p>\n

@end<\/p>\n

\n

\n

@implementation TodoCell<\/span><\/p>\n

\n

@synthesize<\/span> todoTextLabel,todoPriorityLabel,todoPriorityImageView;<\/p>\n

\n

+ (void<\/span>)initialize{<\/p>\n

\n

<\/span>priority1Image = [[UIImage<\/span> imageNamed<\/span>:@”high.png”<\/span>] retain<\/span>];<\/p>\n

<\/span>priority2Image = [[UIImage<\/span> imageNamed<\/span>:@”medium.png”<\/span>] retain<\/span>];<\/p>\n

<\/span>priority3Image = [[UIImage<\/span> imageNamed<\/span>:@”low.png”<\/span>] retain<\/span>];<\/p>\n

\n

}<\/p>\n<\/blockquote>\n

\u3044\u304f\u3064\u304b\u65b0\u3057\u3044\u3082\u306e\u304c\u51fa\u3066\u304d\u3066\u3044\u307e\u3059\u3002\u307e\u305a\u3001static UIImage \u304c\uff13\u3064\u3042\u308a\u307e\u3059\u3002\u3053\u308c\u3089\u306f\u3001\u4e09\u3064\u306e\u753b\u50cf(\u8d64\u3001\u9752\u3001\u9ec4\u8272)\u3092\u305d\u308c\u305e\u308c\u6271\u3044\u307e\u3059\u3002<\/p>\n

\u305d\u308c\u3089\u3092\u4e00\u5ea6\u3060\u3051\u3001\u5272\u308a\u5f53\u3066\u308b\u5fc5\u8981\u304c\u3042\u308b\u305f\u3081\u3001\u9759\u7684\u306b\u3057\u307e\u3059\u3002<\/p>\n

Static\u306e\u610f\u5473\u306f\u3001\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u3067\u306f\u306a\u304f\u3001\u30af\u30e9\u30b9\u306b\u95a2\u9023\u3065\u3051\u3089\u308c\u3066\u3044\u308b\u3068\u3044\u3046\u3053\u3068\u3092\u610f\u5473\u3057\u307e\u3059\u3002<\/p>\n

Todo\u30bb\u30eb\u306f\u597d\u304d\u306a\u3060\u3051\u4f5c\u308b\u3053\u3068\u304c\u51fa\u6765\u307e\u3059\u304c\u3001\uff13\u3064\u306eUIImage\u3060\u3051\u304c\u4f5c\u6210\u3055\u308c\u307e\u3059\u3002<\/p>\n

\u6b21\u306e\u884c\u3067\u306f\u3001\u30d7\u30e9\u30a4\u30d9\u30fc\u30c8\u306a\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9\u3092\u5ba3\u8a00\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n

\u3053\u308c\u306f\u3001\u3053\u306e\u30af\u30e9\u30b9\u3092\u9664\u3044\u3066\u3001\u4f7f\u7528\u3059\u308b\u3053\u3068\u304c\u51fa\u6765\u306a\u3044\u30d7\u30e9\u30a4\u30d9\u30fc\u30c8\u30e1\u30bd\u30c3\u30c9\u3092\u5ba3\u8a00\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n

\u6b21\u306e\u3001synthesize\u884c\u306f\u3001todo\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3067\u306f\u306a\u3044\u3053\u3068\u3092\u518d\u5ea6\u6ce8\u610f\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n

initialize\u30e1\u30bd\u30c3\u30c9\u3092\u307f\u3066\u304f\u3060\u3055\u3044\u3002\u3053\u3053\u3067\u884c\u308f\u308c\u3066\u3044\u308b\u306e\u306f\u3001\u4e0e\u3048\u3089\u308c\u305f\u512a\u5148\u5ea6\u306b\u6cbf\u3063\u3066\u3001\u305d\u308c\u305e\u308c\u306eUIImage\u3092\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u5316\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n

\u3053\u306einitialize\u30e1\u30bd\u30c3\u30c9\u306f\u3001\u6700\u521d\u306etodo\u30bb\u30eb\u30af\u30e9\u30b9\u304c\u30d3\u30eb\u30c9\u3055\u308c\u305f\u3068\u304d\u306b\u4e00\u56de\u3060\u3051\u547c\u3070\u308c\u307e\u3059\u3002<\/p>\n

\u6b21\u306b\u3001\u4ee5\u4e0b\u306e\u30b3\u30fc\u30c9\u3092\u8ffd\u52a0\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n

\n

– (id<\/span>)initWithFrame:(CGRect<\/span>)frame<\/span> reuseIdentifier:(NSString<\/span> *)reuseIdentifier<\/span> {<\/p>\n

<\/span><\/span>if<\/span> (<\/span>self<\/span> = [<\/span>super<\/span> <\/span>initWithFrame:<\/span>frame<\/span> <\/span>reuseIdentifier:<\/span>reuseIdentifier<\/span>]) {<\/span><\/p>\n

UIView<\/span> *myContentView = self<\/span>.contentView<\/span>;<\/p>\n

\n

<\/span><\/span>self<\/span>.<\/span>todoPriorityImageView = [[<\/span>UIImageView<\/span> <\/span>alloc<\/span>] <\/span>initWithImage<\/span>:<\/span>priority1Image];<\/span><\/p>\n

<\/span>[myContentView addSubview<\/span>:self<\/span>.todoPriorityImageView<\/span>];<\/p>\n

[<\/span>self<\/span>.<\/span>todoPriorityImageView <\/span>release<\/span>];<\/span><\/p>\n

\n

<\/span>self<\/span>.<\/span>todoTextLabel<\/span> = [<\/span>self<\/span> <\/span>newLabelWithPrimaryColor:[<\/span>UIColor<\/span> <\/span>blackColor<\/span>] <\/span><\/p>\n

<\/span> <\/span>selectedColor:[<\/span>UIColor<\/span> <\/span>whiteColor<\/span>] <\/span>fontSize:<\/span>14.0<\/span> <\/span>bold:<\/span>YES<\/span>]; <\/span><\/p>\n

<\/span><\/span>self<\/span>.<\/span>todoTextLabel<\/span>.<\/span>textAlignment<\/span> = <\/span>UITextAlignmentLeft; <\/span>\/\/ default<\/span><\/p>\n

<\/span>[myContentView addSubview<\/span>:self<\/span>.todoTextLabel<\/span>];<\/p>\n

<\/span>[<\/span>self<\/span>.<\/span>todoTextLabel <\/span>release<\/span>];<\/span><\/p>\n

<\/span><\/p>\n

<\/span>self<\/span>.<\/span>todoPriorityLabel<\/span> = [<\/span>self<\/span> <\/span>newLabelWithPrimaryColor:[<\/span>UIColor<\/span> <\/span>blackColor<\/span>] <\/span><\/p>\n

<\/span> <\/span>selectedColor:[<\/span>UIColor<\/span> <\/span>whiteColor<\/span>] <\/span>fontSize:<\/span>10.0<\/span> <\/span>bold:<\/span>YES<\/span>];<\/span><\/p>\n

<\/span><\/span>self<\/span>.<\/span>todoPriorityLabel<\/span>.<\/span>textAlignment<\/span> = <\/span>UITextAlignmentRight;<\/span><\/p>\n

<\/span>[myContentView addSubview<\/span>:self<\/span>.todoPriorityLabel<\/span>];<\/p>\n

<\/span>[<\/span>self<\/span>.<\/span>todoPriorityLabel <\/span>release<\/span>];<\/span><\/p>\n

\n

<\/span>\/\/ Position the todoPriorityImageView above all of the other views so<\/p>\n

<\/span>\/\/ it’s not obscured. It’s a transparent image, so any views<\/p>\n

<\/span>\/\/ that overlap it will still be visible.<\/p>\n

[myContentView bringSubviewToFront<\/span>:self<\/span>.todoPriorityImageView<\/span>];<\/p>\n

}<\/p>\n

<\/span>return <\/span>self;<\/span><\/p>\n

}<\/p>\n<\/blockquote>\n

\u3053\u308c\u306f\u3001UITableViewCell \u306e\u521d\u671f\u5316\u30e1\u30bd\u30c3\u30c9\u3067\u3059\u3002\u307e\u305a\u3001\u30bb\u30eb\u306e\u57fa\u790e\u3068\u306a\u308b\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u3092\u9069\u5207\u306b\u30bb\u30c3\u30c8\u30a2\u30c3\u30d7\u3059\u308b\u305f\u3081\u306b\u3001\u89aa\u30af\u30e9\u30b9(UITableViewCell)\u306einitWithFrame \u3092\u547c\u3073\u51fa\u3057\u3066\u5b9f\u884c\u3057\u307e\u3059\u3002<\/p>\n

\u6b21\u306b\u3001contentView\u3092\u53c2\u7167\u3057\u307e\u3059\u3002contentView \u306f\u5404\u30bb\u30eb\u306eview\u3067\u3059\u3002\u3059\u3079\u3066\u306eUI\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u306b\u3053\u306eview\u3092\u8ffd\u52a0\u3057\u307e\u3059\u3002<\/p>\n

\u6b21\u306e\u4e09\u884c\u306f\u3001UIImageView \u3092\u521d\u671f\u5316\u3057\u3001\u305d\u308c\u3092view\u306b\u8ffd\u52a0\u3057\u3066\u3044\u307e\u3059\u3002priority1Image \u3092\u95a2\u9023\u3065\u3051\u3066\u3044\u308b\u3053\u3068\u306b\u3001\u6ce8\u610f\u3057\u3066\u304f\u3060\u3055\u3044\u3002\u3053\u308c\u306f\u3001\u66f4\u65b0\u3055\u308c\u308b\u307e\u3048\u306e\u30c0\u30df\u30fc\u306e\u30d7\u30ec\u30fc\u30b9\u30db\u30eb\u30c0\u30fc\u3067\u3059\u3002<\/p>\n

\u3053\u306e\u5f8c\u306b\u3001todoTextLabel\u3092\u521d\u671f\u5316\u3057\u3066\u3044\u307e\u3059\u3002\u3053\u306e\u30e9\u30d9\u30eb\u306f\u3001\u201d\u30b4\u30df\u3092\u6368\u3066\u306b\u884c\u304f\u201d\u306a\u3069\u306eto do\u3092\u8868\u793a\u3055\u305b\u307e\u3059\u3002<\/p>\n

newLabelWithPrimaryColor \u3068\u3044\u3046\u30e1\u30bd\u30c3\u30c9\u304c\u3042\u308a\u307e\u3059\u3002\u3053\u308c\u306b\u3064\u3044\u3066\u3001\u5c11\u3057\u8a73\u3057\u304f\u307f\u3066\u3044\u304d\u307e\u3057\u3087\u3046\u3002\u3053\u308c\u306f\u3001\u547c\u3073\u51fa\u3057\u305f\u6642\u306b\u3001\u6307\u5b9a\u3057\u305f\u5c5e\u6027\u3092\u6301\u3064\u65b0\u3057\u3044\u30e9\u30d9\u30eb\u3092\u69cb\u7bc9\u3057\u307e\u3059\u3002\u30a2\u30c3\u30d7\u30eb\u306e\u201dSeismic XML\u201d\u306e\u30b5\u30f3\u30d7\u30eb\u30b3\u30fc\u30c9\u3067\u4f7f\u308f\u308c\u3066\u3044\u307e\u3059\u3002\u3068\u3066\u3082\u304a\u624b\u8efd\u3067\u3059\u3002\u3053\u308c\u304c\u547c\u3070\u308c\u305f\u5f8c\u3001view\u306b\u65b0\u3057\u3044\u30e9\u30d9\u30eb\u3092\u8ffd\u52a0\u3057\u3001todoPriorityLabel\u306b\u5bfe\u3057\u3066\u7e70\u308a\u8fd4\u3057\u3001\u3053\u306e\u30b9\u30c6\u30c3\u30d7\u304c\u884c\u308f\u308c\u307e\u3059\u3002<\/p>\n

\u6700\u5f8c\u306b\u3001bringSubviewToFront \u30e1\u30bd\u30c3\u30c9\u304c\u3001priority \u306e UIImageView \u306b\u547c\u3070\u308c\u3066\u3044\u307e\u3059\u3002\u3053\u306e\u30e1\u30bd\u30c3\u30c9\u306f\u3001\u30a4\u30e1\u30fc\u30b8\u306e\u6a2a\u306b\u6587\u5b57\u5217\u3092\u8868\u793a\u3055\u305b\u308b\u306e\u306b\u4f7f\u308f\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n

\u3053\u308c\u306b\u3088\u3063\u3066\u3001\u6587\u5b57\u5217\u306e\u4e0a\u306b\u753b\u50cf\u3092\u8868\u793a\u3055\u305b\u3066\u3044\u307e\u3059\u3002\u968e\u5c64\u306b\u306a\u3063\u3066\u3044\u308bUI\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u306b\u4f7f\u3048\u307e\u3059\u3002<\/p>\n

todo\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u306e\u201cgetter\u201d \u3068 \u201csetter\u201d\u30e1\u30bd\u30c3\u30c9\u3092\u8ffd\u52a0\u3057\u3066\u3044\u304d\u307e\u3059\u3002<\/p>\n

\n

– (Todo<\/span> *)todo<\/p>\n

{<\/p>\n

<\/span>return <\/span>self.<\/span>todo<\/span>;<\/span><\/p>\n

}<\/p>\n

\n

– (void<\/span>)setTodo:(Todo<\/span> *)newTodo<\/p>\n

{<\/p>\n

<\/span><\/p>\n

todo<\/span> = newTodo;<\/p>\n

\n

self<\/span>.todoTextLabel<\/span>.text<\/span> = newTodo.text<\/span>;<\/p>\n

<\/span>self<\/span>.<\/span>todoPriorityImageView<\/span>.<\/span>image<\/span> = [<\/span>self<\/span> <\/span>imageForPriority:newTodo.<\/span>priority];<\/span><\/p>\n

\n

<\/span>switch<\/span>(newTodo.priority<\/span>) {<\/p>\n

<\/span>case<\/span> 2<\/span>:<\/p>\n

<\/span><\/span>self<\/span>.<\/span>todoPriorityLabel.<\/span>text<\/span> = <\/span>@”<\/span>\u4e2d<\/span>“<\/span>;<\/span><\/p>\n

<\/span><\/span>break;<\/span><\/p>\n

<\/span>case<\/span> 3<\/span>:<\/p>\n

<\/span><\/span>self<\/span>.<\/span>todoPriorityLabel.<\/span>text<\/span> = <\/span>@”<\/span>\u4f4e<\/span>“<\/span>;<\/span><\/p>\n

<\/span><\/span>break;<\/span><\/p>\n

<\/span><\/span>default:<\/span><\/p>\n

<\/span><\/span>self<\/span>.<\/span>todoPriorityLabel.<\/span>text<\/span> = <\/span>@”<\/span>\u9ad8<\/span>“<\/span>;<\/span><\/p>\n

<\/span><\/span>break;<\/span><\/p>\n

<\/span>}<\/p>\n

<\/span><\/p>\n

[<\/span>self<\/span> <\/span>setNeedsDisplay];<\/span><\/p>\n

}<\/p>\n<\/blockquote>\n

\u6700\u521d\u306e\u30e1\u30bd\u30c3\u30c9\u306f\u7c21\u5358\u3067\u3059\u306d\u3002todo\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3092\u8fd4\u3059\u3060\u3051\u306e\u3082\u306e\u3067\u3059\u3002<\/p>\n

setter\u306e\u65b9\u306esetTodo\u30e1\u30bd\u30c3\u30c9\u306f\u5c11\u3057\u8907\u96d1\u3067\u3059\u306d\u3002<\/p>\n

\u307e\u305a\u3001\u65b0\u3057\u304f\u4f5c\u3089\u308c\u305fnewTodo\u3092todo \u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u306b\u30bb\u30c3\u30c8\u3057\u307e\u3059\u3002\u6b21\u306b\u3001todo\u306e\u8a73\u7d30\u60c5\u5831\u3092\u8868\u793a\u3059\u308b\u305f\u3081\u306b\u3001UITextLabel\u3092\u66f4\u65b0\u3057\u307e\u3059\u3002\u3053\u306e\u5f8c\u306b\u3001imageforPriority\u30e1\u30bd\u30c3\u30c9\u3092\u547c\u3073\u3001UIImageView\u306e\u753b\u50cf\u3092\u8a2d\u5b9a\u3057\u307e\u3059\u3002\u3053\u308c\u306f\u4e0e\u3048\u3089\u308c\u305f\u30d7\u30ed\u30d1\u30c6\u30a3\u306b\u753b\u50cf\u3092\u8fd4\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n

\u6700\u5f8c\u306bswitch\u6587\u304c\u3042\u308a\u307e\u3059\u3002switch\u306e\u7528\u6cd5\u306f\u3001Objective-C\u3067\u3082\u3001\u4ed6\u306e\u8a00\u8a9e\u3068\u540c\u69d8\u3067\u3059\u3002\u3082\u3057\u3001\u4e0d\u5b89\u306a\u65b9\u306f\u3001\u691c\u7d22\u3057\u3066\u8abf\u3079\u3066\u307f\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n

newTodo\u306e\u512a\u5148\u9806\u4f4d\u306b\u57fa\u3065\u3044\u3066\u3001\u512a\u5148\u9806\u4f4d\u306e\u30e9\u30d9\u30eb\u306f\uff13\u3064\u306e\u4e2d\u306e\uff11\u3064\uff08\u9ad8\u3001\u4e2d\u3001\u4f4e\uff09\u3067\u66f4\u65b0\u3055\u308c\u307e\u3059\u3002<\/p>\n

[self setNeedsDisplay]\u306b\u3088\u3063\u3066\u3001todo\u304c\u30bb\u30c3\u30c8\u3055\u308c\u305f\u3089\u3001\u30bb\u30eb\u306b\u518d\u8868\u793a\u3055\u305b\u3066\u3044\u307e\u3059\u3002<\/p>\n

\u3055\u3089\u306b\u4ee5\u4e0b\u306e\u30b3\u30fc\u30c9\u3092\u8ffd\u52a0\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n

\n

– (void<\/span>)layoutSubviews {<\/p>\n

\n

#define LEFT_COLUMN_OFFSET 1<\/span><\/p>\n

#define LEFT_COLUMN_WIDTH 50<\/span><\/p>\n

<\/span><\/p>\n

#define RIGHT_COLUMN_OFFSET 75<\/span><\/p>\n

#define RIGHT_COLUMN_WIDTH 240<\/span><\/p>\n

<\/span><\/p>\n

#define UPPER_ROW_TOP 4<\/span><\/p>\n

\n

[<\/span>super<\/span> <\/span>layoutSubviews];<\/span><\/p>\n

<\/span>CGRect contentRect = <\/span>self<\/span>.<\/span>contentView.<\/span>bounds;<\/span><\/p>\n

<\/span><\/p>\n

if<\/span> (!self<\/span>.editing<\/span>) {<\/p>\n

<\/span><\/p>\n

CGFloat<\/span> boundsX = contentRect.origin<\/span>.x<\/span>;<\/p>\n

<\/span><\/span>CGRect <\/span>frame;<\/span><\/p>\n

\n

<\/span>\/\/ Place the Text label.<\/p>\n

<\/span><\/span>frame<\/span> = <\/span>CGRectMake<\/span>(boundsX +<\/span>RIGHT_COLUMN_OFFSET , <\/span>UPPER_ROW_TOP, <\/span>RIGHT_COLUMN_WIDTH, <\/span>13<\/span>);<\/span><\/p>\n

<\/span><\/span>frame.<\/span>origin.<\/span>y = <\/span>15<\/span>;<\/span><\/p>\n

<\/span><\/span>self<\/span>.<\/span>todoTextLabel.<\/span>frame<\/span> = <\/span>frame<\/span>;<\/span><\/p>\n

\n

<\/span>\/\/ Place the priority image.<\/p>\n

<\/span>UIImageView<\/span> *<\/span>imageView<\/span> = <\/span>self<\/span>.<\/span>todoPriorityImageView;<\/span><\/p>\n

frame<\/span> = [imageView<\/span> frame<\/span>];<\/p>\n

<\/span>frame<\/span>.origin<\/span>.x<\/span> = boundsX + LEFT_COLUMN_OFFSET<\/span>;<\/p>\n

<\/span><\/span>frame.<\/span>origin.<\/span>y = <\/span>10<\/span>;<\/span><\/p>\n

<\/span><\/span>imageView.<\/span>frame = <\/span>frame;<\/span><\/p>\n

\n

<\/span>\/\/ Place the priority label.<\/p>\n

<\/span>CGSize<\/span> prioritySize = [<\/span>self<\/span>.<\/span>todoPriorityLabel.<\/span>text<\/span> <\/span>sizeWithFont<\/span>:<\/span>self<\/span>.<\/span>todoPriorityLabel.<\/span>font<\/span> <\/span><\/p>\n

<\/span> <\/span>forWidth:<\/span>RIGHT_COLUMN_WIDTH<\/span> <\/span>lineBreakMode:<\/span>UILineBreakModeTailTruncation];<\/span><\/p>\n

<\/span>CGFloat priorityX = <\/span>frame.<\/span>origin.<\/span>x + <\/span>imageView.<\/span>frame.<\/span>size.<\/span>width + <\/span>8.0<\/span>;<\/span><\/p>\n

frame<\/span> = CGRectMake<\/span>(priorityX, UPPER_ROW_TOP<\/span>, prioritySize.width<\/span>, prioritySize.height<\/span>);<\/p>\n

<\/span><\/span>frame.<\/span>origin.<\/span>y = <\/span>15<\/span>;<\/span><\/p>\n

<\/span>self<\/span>.<\/span>todoPriorityLabel.<\/span>frame<\/span> = <\/span>frame<\/span>;<\/span><\/p>\n

}<\/p>\n

}<\/p>\n<\/blockquote>\n

\u3053\u306e\u30e1\u30bd\u30c3\u30c9\u306f\u3001UITableViewCell \u304c\u8868\u793a\u3055\u308c\u308b\u3068\u81ea\u52d5\u7684\u306b\u547c\u3073\u51fa\u3055\u308c\u307e\u3059\u3002\u3053\u308c\u306fUITableView\u306b\u3069\u306e\u3088\u3046\u306b\u8868\u793a\u3059\u3079\u304d\u304b\u3092\u6559\u3048\u3066\u3044\u307e\u3059\u3002<\/p>\n

define\u6587\u306f\u3001C\u306edefine\u3092\u540c\u69d8\u3067\u3059\u3002<\/p>\n

\u3053\u306e\u3088\u3046\u306b\u30b3\u30fc\u30c7\u30a3\u30f3\u30b0\u3057\u305f\u7406\u7531\u306f\u3001\u597d\u307f\u306b\u5408\u308f\u305b\u3066\u8868\u793a\u3092\u5f97\u308b\u305f\u3081\u306b\u3001\u3053\u308c\u3089\u306e\u5909\u6570\u3092\u8abf\u6574\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u308b\u3088\u3046\u306b\u3059\u308b\u305f\u3081\u3067\u3059\u3002<\/p>\n

\u6700\u521d\u306b\u3001layoutSubviews \u306e\u89aa\u30af\u30e9\u30b9\u3092\u547c\u3073\u307e\u3059\u3002\u6b21\u306b\u3001contentView.bounds \u3092\u53c2\u7167\u3057\u307e\u3059\u3002\u3053\u306e\u5909\u6570\u306f\u3001\u3069\u308c\u3050\u3089\u3044\u306e\u63cf\u753b\u9818\u57df\u304c\u3042\u308b\u306e\u304b\u3092\u5206\u304b\u308b\u3088\u3046\u306b\u3057\u3001\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3092\u9069\u5207\u306b\u6574\u5217\u51fa\u6765\u308b\u3088\u3046\u306b\u3057\u307e\u3059\u3002<\/p>\n

if(!self.editing) \u306e\u7b87\u6240\u306f\u3001\u5fc5\u8981\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u304c\u3001\u63a8\u5968\u3057\u307e\u3059\u3002\u30bb\u30eb\u3092\u7de8\u96c6\u3059\u308b\u305f\u3081\u306b\u4f7f\u3044\u307e\u3059\u3002\u307e\u305a\u3001\u53f3\u7aef\u306e\u30ab\u30e9\u30e0\u3092\u5ba3\u8a00\u3057\u307e\u3059\u3002\u30b3\u30f3\u30c6\u30f3\u30c8\u3092\u4fdd\u6301\u3059\u308b\u305f\u3081\u306b\u3001frame\u3092\u4f5c\u6210\u3057\u3066\u3044\u307e\u3059\u3002\u3053\u306e\u30ab\u30e9\u30e0\u306ftodo\u30a2\u30a4\u30c6\u30e0\u306e\u6587\u5b57\u5217\u3092\u6271\u3044\u307e\u3059\u3002<\/p>\n

\u3053\u306e\u30b3\u30fc\u30c9\u306e\u307b\u3068\u3093\u3069\u306f\u4f4d\u7f6e\u8a2d\u5b9a\u3067\u3059\u3002\u3053\u308c\u3089\u306e\u6570\u5024\u3092\u5909\u66f4\u3057\u3001\u3069\u306e\u3088\u3046\u306a\u52d5\u4f5c\u3092\u3059\u308b\u306e\u304b\u78ba\u8a8d\u3057\u3066\u307f\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n

\u4e00\u65e6\u3001\u4f4d\u7f6e\u8a2d\u5b9a\u304c\u5b8c\u4e86\u3057\u305f\u3089\u3001todo TextLabel\u306e\u30d5\u30ec\u30fc\u30e0\u306f\u3001\u3053\u306e\u65b0\u3057\u304f\u4f5c\u6210\u3055\u308c\u305f\u30d5\u30ec\u30fc\u30e0\u306b\u30bb\u30c3\u30c8\u3055\u308c\u307e\u3059\u3002\u3053\u308c\u306f\u3001\u5404 UI components \u3067\u884c\u308f\u308c\u307e\u3059\u3002<\/p>\n

\u3053\u306e\u8a2d\u5b9a\u4f8b\u304c\u3059\u3079\u3066\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u306e\u3067\u3001\u30ec\u30a4\u30a2\u30a6\u30c8\u306f\u3054\u81ea\u7531\u306b\u8a2d\u5b9a\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n

\u3082\u3046\u4e00\u3064\u3001\u30aa\u30fc\u30d0\u30fc\u30e9\u30a4\u30c9\u3059\u308b\u30e1\u30bd\u30c3\u30c9\u304c\u3042\u308a\u307e\u3059\u3002\u305d\u308c\u306f\u3001setSelected\u30e1\u30bd\u30c3\u30c9\u3067\u3059\u3002\u4ee5\u4e0b\u306e\u30b3\u30fc\u30c9\u3092\u8ffd\u52a0\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n

\n

– (void<\/span>)setSelected:(BOOL<\/span>)selected<\/span> animated:(BOOL<\/span>)animated {<\/p>\n

<\/span><\/p>\n

<\/span>[<\/span>super<\/span> <\/span>setSelected:<\/span>selected<\/span> <\/span>animated:animated];<\/span><\/p>\n

<\/span><\/p>\n

<\/span><\/span>UIColor *<\/span>backgroundColor = <\/span>nil<\/span>;<\/span><\/p>\n

<\/span><\/span>if<\/span> (<\/span>selected) {<\/span><\/p>\n

<\/span> <\/span>backgroundColor = [<\/span>UIColor <\/span>clearColor<\/span>];<\/span><\/p>\n

<\/span>} else<\/span> {<\/p>\n

<\/span><\/span>backgroundColor = [<\/span>UIColor <\/span>whiteColor<\/span>];<\/span><\/p>\n

<\/span>}<\/p>\n

\n

<\/span><\/span>self<\/span>.<\/span>todoTextLabel<\/span>.<\/span>backgroundColor = <\/span>backgroundColor;<\/span><\/p>\n

<\/span><\/span>self<\/span>.<\/span>todoTextLabel<\/span>.<\/span>highlighted = <\/span>selected;<\/span><\/p>\n

<\/span><\/span>self<\/span>.<\/span>todoTextLabel<\/span>.<\/span>opaque = !<\/span>selected;<\/span><\/p>\n

<\/span><\/p>\n

<\/span><\/span>self<\/span>.<\/span>todoPriorityLabel<\/span>.<\/span>backgroundColor = <\/span>backgroundColor;<\/span><\/p>\n

<\/span><\/span>self<\/span>.<\/span>todoPriorityLabel<\/span>.<\/span>highlighted = <\/span>selected;<\/span><\/p>\n

<\/span><\/span>self<\/span>.<\/span>todoPriorityLabel.<\/span>opaque<\/span> = !<\/span>selected<\/span>;<\/span><\/p>\n

}<\/p>\n<\/blockquote>\n

\u3053\u306e\u30e1\u30bd\u30c3\u30c9\u306f\u3001\u30e6\u30fc\u30b6\u304c\u30bb\u30eb\u3092\u30bf\u30c3\u30d7\u3057\u305f\u6642\u306b\u547c\u3073\u51fa\u3055\u308c\u307e\u3059\u3002\u79c1\u305f\u3061\u306f\u3001\u30bb\u30eb\u304c\u30bf\u30c3\u30d7\u3055\u308c\u305f\u6642\u306e\u52d5\u4f5c\u3092\u8a2d\u5b9a\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u3053\u306e\u30e1\u30bd\u30c3\u30c9\u306f\u3001\u76f4\u611f\u7684\u3067\u5206\u304b\u308a\u3084\u3059\u3044\u3067\u3059\u306d\u3002\u307e\u305a\u3001\u89aa\u30af\u30e9\u30b9\u306esetSelected \u30e1\u30bd\u30c3\u30c9\u3092\u547c\u3073\u307e\u3059\u3002\u6b21\u306b\u3001\u30bb\u30eb\u304c\u9078\u629e\u3055\u308c\u3066\u3044\u308b\u304b\u3069\u3046\u304b\u306b\u5fdc\u3058\u3066\u3001\u80cc\u666f\u8272\u3092\u66f4\u65b0\u3057\u307e\u3059\u3002<\/p>\n

\u6700\u5f8c\u306b\u3001\u30bb\u30eb\u304c\u9078\u629e\u3055\u308c\u3066\u3044\u308b\u6642\u306e\u30e9\u30d9\u30eb\uff08\u6587\u5b57\uff1f\uff09\u3092\u767d\u306b\u30bb\u30c3\u30c8\u3057\u307e\u3059\u3002\u30bb\u30eb\u304c\u9078\u629e\u3055\u308c\u3066\u3044\u308b\u6642\u306e\u9752\u8272\u306b\u5bfe\u3057\u3066\u30b3\u30f3\u30b9\u30c8\u30e9\u30b9\u30c8\u3055\u305b\u308b\u305f\u3081\u3067\u3059\u3002<\/p>\n

\u3053\u308c\u304b\u3089\u8aac\u660e\u3059\u308b\u6700\u5f8c\u306e\uff12\u3064\u306e\u30e1\u30bd\u30c3\u30c9\u306f\u3001\u30b3\u30fc\u30c9\u5185\u3067\u4f7f\u7528\u3057\u305f\u30e1\u30bd\u30c3\u30c9\u306e\u88dc\u52a9\u7684\u306a\u30e1\u30bd\u30c3\u30c9\u3067\u3059\u3002<\/p>\n

\uff08This last 2 methods that I want to talk about are the helper methods that we used earlier in the code.<\/span>\uff09<\/p>\n

\u4ee5\u4e0b\u306e\u30b3\u30fc\u30c9\u3092\u8ffd\u52a0\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n

\n

– (UILabel<\/span> *)newLabelWithPrimaryColor:(UIColor<\/span> *)primaryColor<\/p>\n

<\/span>selectedColor:(UIColor<\/span> *)selectedColor fontSize:(CGFloat<\/span>)fontSize bold:(BOOL<\/span>)bold<\/span><\/p>\n

{<\/p>\n

<\/span><\/p>\n

<\/span>UIFont *<\/span>font;<\/span><\/p>\n

if<\/span> (bold<\/span>) {<\/p>\n

font<\/span> = [UIFont<\/span> boldSystemFontOfSize<\/span>:fontSize];<\/p>\n

} else<\/span> {<\/p>\n

font<\/span> = [UIFont<\/span> systemFontOfSize<\/span>:fontSize];<\/p>\n

}<\/p>\n

\n

<\/span><\/span>UILabel *newLabel = [[<\/span>UILabel <\/span>alloc<\/span>] <\/span>initWithFrame<\/span>:<\/span>CGRectZero];<\/span><\/p>\n

<\/span>newLabel.<\/span>backgroundColor = [<\/span>UIColor <\/span>whiteColor<\/span>];<\/span><\/p>\n

<\/span>newLabel.opaque<\/span> = YES<\/span>;<\/p>\n

<\/span>newLabel.textColor<\/span> = primaryColor;<\/p>\n

<\/span>newLabel.highlightedTextColor<\/span> = selectedColor;<\/p>\n

<\/span>newLabel.font<\/span> = font<\/span>;<\/p>\n

<\/span><\/p>\n

<\/span>return<\/span> newLabel;<\/p>\n

}<\/p>\n

\n

– (UIImage<\/span> *)imageForPriority:(NSInteger<\/span>)priority<\/p>\n

{<\/p>\n

<\/span>switch<\/span> (priority) {<\/p>\n

<\/span>case<\/span> 2<\/span>:<\/p>\n

<\/span><\/span>return<\/span> <\/span>priority2Image;<\/span><\/p>\n

<\/span><\/span>break;<\/span><\/p>\n

<\/span>case<\/span> 3<\/span>:<\/p>\n

<\/span><\/span>return<\/span> <\/span>priority3Image;<\/span><\/p>\n

<\/span><\/span>break;<\/span><\/p>\n

<\/span><\/span>default:<\/span><\/p>\n

<\/span><\/span>return<\/span> <\/span>priority1Image;<\/span><\/p>\n

<\/span><\/span>break;<\/span><\/p>\n

<\/span>}<\/p>\n

<\/span><\/span>return <\/span>nil;<\/span><\/p>\n

}<\/p>\n<\/blockquote>\n

newLabelWithPrimaryColor – <\/strong>\u3053\u306e\u30e1\u30bd\u30c3\u30c9\u306f\u3001UILabel \u304c\u521d\u671f\u5316\u3055\u308c\u305f\u6642\u306b\u547c\u3070\u308c\u307e\u3057\u305f\u3002\u3053\u308c\u306f\u3044\u304f\u3064\u304b\u306e\u30d1\u30e9\u30e1\u30fc\u30bf\u3092\u3082\u3061\u307e\u3059\u3002\u30b3\u30fc\u30c9\u3092\u898b\u308b\u3068\u3001\u6307\u5b9a\u3057\u305f\u30b5\u30a4\u30ba\u3067font\u304c\u521d\u671f\u5316\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u592a\u5b57\u304c\u8a2d\u5b9a\u3055\u308c\u3066\u3044\u305f\u5834\u5408\u306f\u3001\u305d\u308c\u306b\u3082\u5bfe\u5fdc\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n

\u6b21\u306b\u3001UILabel \u306b\u3044\u304f\u3064\u304b\u306e\u30d7\u30ed\u30d1\u30c6\u30a3\u3092\u4e0e\u3048\u3001\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u5316\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n

\u6700\u5f8c\u306b\u3001\u65b0\u3057\u304f\u4f5c\u6210\u3055\u308c\u305fUILabel \u304c\u8fd4\u3055\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n

imageForPriority – <\/strong>\u3053\u306e\u30e1\u30bd\u30c3\u30c9\u306f\u3001\u3068\u3066\u3082\u5358\u7d14\u3067\u3059\u3002priority\u306e\u5024\u306b\u5bfe\u3057\u3066\u3001\u95a2\u9023\u3059\u308bpriority\u306eUIImage\u3092\u8fd4\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n

default\u7bc0\u306b\u6ce8\u610f\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n

I decided to handle it like this instead of doing \u201ccase 1\u2033 to handle all other cases.\u00a0 For whatever reason, if there is ever a priority that is not 1,2 or 3 it will, by default, have low priority.<\/span><\/p>\n

UITableViewCell \u3092\u4f5c\u6210\u3057\u307e\u3057\u305f\u306e\u3067\u3001\u305d\u308c\u3092\u30c6\u30fc\u30d6\u30eb\u306b\u8868\u793a\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n

RootViewController.m <\/strong>\u3092\u958b\u304d\u3001\u4ee5\u4e0b\u306eimport\u6587\u3092\u8ffd\u52a0\u3057\u3066\u304f\u3060\u3055\u3044\u3002\u3053\u308c\u3067TodoCell\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u304c\u6271\u3048\u308b\u3088\u3046\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n

\n

#import <\/span>“TodoCell.h”<\/p>\n<\/blockquote>\n

numberOfRowsInSection<\/strong> \u30e1\u30bd\u30c3\u30c9\u3092\u63a2\u3057\u4ee5\u4e0b\u306e\u30b3\u30fc\u30c9\u3092\u8ffd\u52a0\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n

\n

– (NSInteger<\/span>)tableView:(UITableView<\/span> *)tableView<\/span> numberOfRowsInSection:(NSInteger<\/span>)section {<\/p>\n

<\/span>todoAppDelegate<\/span> *appDelegate = (todoAppDelegate<\/span> *)[[UIApplication<\/span> sharedApplication<\/span>] delegate];<\/p>\n

return<\/span> appDelegate.todos<\/span>.count<\/span>;<\/p>\n

}<\/p>\n<\/blockquote>\n

\u3053\u308c\u306f\u30d5\u30eb\u30fc\u30c4\u306e\u4f8b\u3068\u307b\u3068\u3093\u3069\u540c\u3058\u30b3\u30fc\u30c9\u3067\u3059\u3002\u57fa\u672c\u7684\u306btodo\u30a2\u30a4\u30c6\u30e0\u306e\u6570\u3092\u8fd4\u3057\u3066\u3044\u307e\u3059\u3002TodoCell\u304c\u8868\u793a\u3055\u308c\u308b\u3088\u3046\u306bTodoCell\u3092\u8ffd\u52a0\u3057\u307e\u3059\u3002<\/p>\n

cellForRowAtIndexPath<\/strong>\u30e1\u30bd\u30c3\u30c9\u3092\u898b\u3064\u3051\u3066\u304f\u3060\u3055\u3044\u3001\u305d\u3057\u3066\u3001\u4ee5\u4e0b\u306e\u30b3\u30fc\u30c9\u3092\u52a0\u3048\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n

\n

– (UITableViewCell<\/span> *)tableView:(UITableView<\/span> *)tableView<\/span> cellForRowAtIndexPath:(NSIndexPath<\/span> *)indexPath {<\/p>\n

<\/span><\/p>\n

<\/span>static<\/span> NSString<\/span> *MyIdentifier = @”MyIdentifier”<\/span>;<\/p>\n

<\/span><\/p>\n

<\/span><\/span>TodoCell<\/span> *cell = (<\/span>TodoCell<\/span> *)[<\/span>tableView<\/span> <\/span>dequeueReusableCellWithIdentifier:MyIdentifier];<\/span><\/p>\n

<\/span>if<\/span> (cell == nil<\/span>) {<\/p>\n

<\/span>cell = [[[<\/span>TodoCell<\/span> <\/span>alloc] <\/span>initWithFrame:<\/span>CGRectZero<\/span> <\/span>reuseIdentifier:MyIdentifier] <\/span>autorelease];<\/span><\/p>\n

<\/span>}<\/p>\n

<\/span><\/p>\n

<\/span>todoAppDelegate<\/span> *appDelegate = (todoAppDelegate<\/span> *)[[UIApplication<\/span> sharedApplication<\/span>] delegate];<\/p>\n

<\/span>Todo<\/span> *td = [appDelegate.todos<\/span> objectAtIndex<\/span>:indexPath.row<\/span>];<\/p>\n

<\/span><\/p>\n

<\/span>[cell setTodo<\/span>:td];<\/p>\n

<\/span><\/p>\n

<\/span><\/span>\/\/ Set up the cell<\/p>\n

<\/span>return<\/span> cell;<\/p>\n

}<\/p>\n<\/blockquote>\n

\u3053\u306e\u30b3\u30fc\u30c9\u306f\u3001\u30a2\u30c3\u30d7\u30eb\u304c\u4e0e\u3048\u3066\u304f\u308c\u3066\u3044\u308b\u30b3\u30fc\u30c9\u306b\u3068\u3066\u3082\u4f3c\u3066\u3044\u307e\u3059\u3002\u9055\u3044\u306f\u3001TodoCell\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3092\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u5316\u3057\u3066\u3044\u308b\u70b9\u3067\u3059\u3002\u8b58\u5225\u5b50\u3092\u6e21\u3057\u3066\u3001initWithFrame\u30e1\u30bd\u30c3\u30c9\u3092\u4f7f\u3044\u3001\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u3092\u4f5c\u6210\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n

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