keicoder · March 14, 2014 07:45 · Mar 14, 2014 · Mar 14, 2014
diff --git a/Table Views Getting Started (Ray Wenderlich) Table Views Multiple Sections.m b/Table Views Getting Started (Ray Wenderlich) Table Views Multiple Sections.m
@@ -274,7 +274,7 @@ - (NSInteger)numberOfSectionsInTableView:(UITableView *)tableView {
 }
 
 
-
+//if you want a custom look for the header, implement tableView:viewForHeaderInSection: instead
 - (NSString *)tableView:(UITableView *)tableView titleForHeaderInSection:(NSInteger)section {
   BugSection *bugSection = self.bugSections[section];
   return [ScaryBug scaryFactorToString:bugSection.howScary];

diff --git a/Table Views Getting Started (Ray Wenderlich) Table Views Multiple Sections.m b/Table Views Getting Started (Ray Wenderlich) Table Views Multiple Sections.m
@@ -0,0 +1,320 @@
+//TableViews Getting Started (Ray Wenderlich) TableViews Chapter 2 Multiple Sections
+
+
+//1. Scary Bugs
+
+
+//ScaryBug.h
+
+#import <Foundation/Foundation.h>
+
+typedef NS_ENUM(NSInteger, ScaryFactor) {
+  ScaryFactorNotScary,
+  ScaryFactorALittleScary,
+  ScaryFactorAverageScary,
+  ScaryFactorQuiteScary,
+  ScaryFactorAiiiiieeeee
+};
+
+@interface ScaryBug : NSObject
+
+@property (strong) NSString * name;
+@property (retain) UIImage * image;
+@property (assign) ScaryFactor howScary;
+
+- (id)initWithName:(NSString *)name image:(UIImage *)image howScary:(ScaryFactor)howScary;
+- (NSString *)howScaryString;
+
++ (NSMutableArray *)bugs;
++ (NSString *)scaryFactorToString:(ScaryFactor)scaryFactor;
+
+@end
+
+
+
+//ScaryBug.m
+
+@implementation ScaryBug
+
+- (id)initWithName:(NSString *)name image:(UIImage *)image howScary:(ScaryFactor)howScary {
+  if ((self = [super init])) {
+    _name = name;
+    _image = image;
+    _howScary = howScary;
+  }
+  return self;
+}
+
+- (NSString *)howScaryString {
+  return [ScaryBug scaryFactorToString:self.howScary];
+}
+
++ (NSString *)scaryFactorToString:(ScaryFactor)scaryFactor {
+  switch (scaryFactor) {
+    case ScaryFactorNotScary:
+      return @"Not scary";
+      break;
+    case ScaryFactorALittleScary:
+      return @"A little scary";
+      break;
+    case ScaryFactorAverageScary:
+      return @"Average scariness";
+      break;
+    case ScaryFactorQuiteScary:
+      return @"Quite scary";
+      break;
+    case ScaryFactorAiiiiieeeee:
+      return @"AIIIIIEEEEE!!";
+      break;
+  }
+}
+
++ (NSMutableArray *)bugs {
+  ScaryBug * centipede = [[ScaryBug alloc] initWithName:@"Centipede" image:[UIImage imageNamed:@"centipede.jpg"] howScary:ScaryFactorAverageScary];
+  ScaryBug * ladybug = [[ScaryBug alloc] initWithName:@"Ladybug" image:[UIImage imageNamed:@"ladybug.jpg"] howScary:ScaryFactorNotScary];
+  ScaryBug * potatoBug = [[ScaryBug alloc] initWithName:@"Potato Bug" image:[UIImage imageNamed:@"potatoBug.jpg"] howScary:ScaryFactorQuiteScary];
+  ScaryBug * wolfSpider = [[ScaryBug alloc] initWithName:@"Wolf Spider" image:[UIImage imageNamed:@"wolfSpider.jpg"] howScary:ScaryFactorAiiiiieeeee];
+  ScaryBug * bee = [[ScaryBug alloc] initWithName:@"Bee" image:[UIImage imageNamed:@"bee.jpg"] howScary:ScaryFactorQuiteScary];
+  ScaryBug * beetle = [[ScaryBug alloc] initWithName:@"Beetle" image:[UIImage imageNamed:@"beetle.jpg"] howScary:ScaryFactorALittleScary];
+  ScaryBug * burritoInsect = [[ScaryBug alloc] initWithName:@"Burrito Insect" image:[UIImage imageNamed:@"burritoInsect.jpg"] howScary:ScaryFactorAverageScary];
+  ScaryBug * caterpillar = [[ScaryBug alloc] initWithName:@"Caterpillar" image:[UIImage imageNamed:@"caterpillar.jpg"] howScary:ScaryFactorNotScary];
+  ScaryBug * cicada = [[ScaryBug alloc] initWithName:@"Cicada" image:[UIImage imageNamed:@"cicada.jpg"] howScary:ScaryFactorAverageScary];
+  ScaryBug * cockroach = [[ScaryBug alloc] initWithName:@"Cockroach" image:[UIImage imageNamed:@"cockroach.jpg"] howScary:ScaryFactorQuiteScary];
+  ScaryBug * exoskeleton = [[ScaryBug alloc] initWithName:@"Exoskeleton" image:[UIImage imageNamed:@"exoskeleton.jpg"] howScary:ScaryFactorQuiteScary];
+  ScaryBug * fly = [[ScaryBug alloc] initWithName:@"Fly" image:[UIImage imageNamed:@"fly.jpg"] howScary:ScaryFactorNotScary];
+  ScaryBug * giantMoth = [[ScaryBug alloc] initWithName:@"Giant Moth" image:[UIImage imageNamed:@"wolfSpider.jpg"] howScary:ScaryFactorAverageScary];
+  ScaryBug * grasshopper = [[ScaryBug alloc] initWithName:@"Grasshopper" image:[UIImage imageNamed:@"grasshopper.jpg"] howScary:ScaryFactorAiiiiieeeee];
+  ScaryBug * mosquito = [[ScaryBug alloc] initWithName:@"Mosquito" image:[UIImage imageNamed:@"mosquito.jpg"] howScary:ScaryFactorQuiteScary];
+  ScaryBug * prayingMantis = [[ScaryBug alloc] initWithName:@"Praying Mantis" image:[UIImage imageNamed:@"prayingMantis.jpg"] howScary:ScaryFactorNotScary];
+  ScaryBug * roach = [[ScaryBug alloc] initWithName:@"Roach" image:[UIImage imageNamed:@"roach.jpg"] howScary:ScaryFactorQuiteScary];
+  ScaryBug * robberFly = [[ScaryBug alloc] initWithName:@"Robber Fly" image:[UIImage imageNamed:@"robberFly.jpg"] howScary:ScaryFactorQuiteScary];
+  ScaryBug * scorpion = [[ScaryBug alloc] initWithName:@"Scorpion" image:[UIImage imageNamed:@"scorpion.jpg"] howScary:ScaryFactorAiiiiieeeee];
+  ScaryBug * shieldBug = [[ScaryBug alloc] initWithName:@"Shield Bug" image:[UIImage imageNamed:@"shieldBug.jpg"] howScary:ScaryFactorAverageScary];
+  ScaryBug * stagBeetle = [[ScaryBug alloc] initWithName:@"Stag Beetle" image:[UIImage imageNamed:@"stagBeetle.jpg"] howScary:ScaryFactorAverageScary];
+  ScaryBug * stinkBug = [[ScaryBug alloc] initWithName:@"Stink Bug" image:[UIImage imageNamed:@"stinkbug.jpg"] howScary:ScaryFactorALittleScary];
+
+  return [@[centipede, ladybug, potatoBug, wolfSpider, bee, beetle, burritoInsect, caterpillar, cicada, cockroach, exoskeleton, fly, giantMoth, grasshopper, mosquito, prayingMantis, roach, robberFly, scorpion, shieldBug, stagBeetle, stinkBug] mutableCopy];
+}
+
+@end
+
+
+
+
+//AppDelegate.h
+
+@interface AppDelegate : UIResponder <UIApplicationDelegate>
+
+@property (strong, nonatomic) UIWindow *window;
+
+@end
+
+
+
+//AppDelegate.m
+
+@implementation AppDelegate
+
+- (BOOL)application:(UIApplication *)application didFinishLaunchingWithOptions:(NSDictionary *)launchOptions
+{
+    // Override point for customization after application launch.
+    return YES;
+}
+
+@end
+
+
+
+//BugTableViewController.h
+
+@interface BugTableViewController : UITableViewController
+
+@end
+
+
+
+
+//BugTableViewController.m
+
+#import "ScaryBug.h"
+
+@interface BugTableViewController ()
+
+@property (strong, nonatomic) NSMutableArray *bugs;
+
+@end
+
+
+@implementation BugTableViewController
+
+- (void)viewDidLoad
+{
+  [super viewDidLoad];
+  self.bugs = [ScaryBug bugs];
+}
+
+- (NSInteger)tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section
+{
+  return self.bugs.count;
+}
+
+- (UITableViewCell *)tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath
+{
+  UITableViewCell *cell = [tableView dequeueReusableCellWithIdentifier:@"BugCell" forIndexPath:indexPath];
+
+  ScaryBug *bug = self.bugs[indexPath.row];
+  cell.textLabel.text = bug.name;
+  cell.detailTextLabel.text = bug.howScaryString;
+  cell.imageView.image = bug.image;
+
+  return cell;
+}
+
+@end
+
+
+
+
+
+//2. Multiple Sections
+
+
+//BugSection.h
+
+#import "ScaryBug.h"
+
+@interface BugSection : NSObject
+
+@property (assign) ScaryFactor howScary;
+@property (strong, nonatomic) NSMutableArray *bugs;
+
+- (instancetype)initWithHowScary:(ScaryFactor)howScary;
+
+@end
+
+
+
+//BugSection.m
+
+@implementation BugSection
+
+- (instancetype)initWithHowScary:(ScaryFactor)howScary
+{
+  if ((self = [super init]))
+  {
+    _howScary = howScary;
+    _bugs = [NSMutableArray array];
+  }
+  return self;
+}
+
+@end
+
+
+
+
+//BugTableViewController.h
+
+@interface BugTableViewController : UITableViewController
+
+@end
+
+
+
+
+//BugTableViewController.m
+
+#import "ScaryBug.h"
+#import "BugSection.h"
+
+@interface BugTableViewController ()
+
+@property (strong, nonatomic) NSMutableArray *bugSections;
+
+@end
+
+@implementation BugTableViewController
+
+
+//sort the bugs into sections
+- (void)setupBugs {
+
+  // Create sections
+  self.bugSections = [NSMutableArray arrayWithCapacity:5];
+  [self.bugSections addObject:[[BugSection alloc] initWithHowScary:ScaryFactorNotScary]];
+  [self.bugSections addObject:[[BugSection alloc] initWithHowScary:ScaryFactorALittleScary]];
+  [self.bugSections addObject:[[BugSection alloc] initWithHowScary:ScaryFactorAverageScary]];
+  [self.bugSections addObject:[[BugSection alloc] initWithHowScary:ScaryFactorQuiteScary]];
+  [self.bugSections addObject:[[BugSection alloc] initWithHowScary:ScaryFactorAiiiiieeeee]];
+
+  // Sort bugs into sections
+  NSMutableArray *bugs = [ScaryBug bugs];
+
+  for (ScaryBug *bug in bugs) {
+
+    BugSection *section = self.bugSections[(int) bug.howScary];
+    [section.bugs addObject:bug];
+  }
+
+}
+
+
+
+- (void)viewDidLoad
+{
+  [super viewDidLoad];
+
+  [self setupBugs];
+}
+
+
+
+- (NSInteger)numberOfSectionsInTableView:(UITableView *)tableView {
+  return self.bugSections.count;
+}
+
+
+
+- (NSString *)tableView:(UITableView *)tableView titleForHeaderInSection:(NSInteger)section {
+  BugSection *bugSection = self.bugSections[section];
+  return [ScaryBug scaryFactorToString:bugSection.howScary];
+}
+
+
+
+- (NSInteger)tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section
+{
+  BugSection *bugSection = self.bugSections[section];
+  return bugSection.bugs.count;
+}
+
+
+
+- (UITableViewCell *)tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath
+{
+  UITableViewCell *cell = [tableView dequeueReusableCellWithIdentifier:@"BugCell" forIndexPath:indexPath];
+
+  BugSection *bugSection = self.bugSections[indexPath.section];
+  ScaryBug *bug = bugSection.bugs[indexPath.row];
+  cell.textLabel.text = bug.name;
+  cell.detailTextLabel.text = bug.howScaryString;
+  cell.imageView.image = bug.image;
+
+  return cell;
+}
+
+@end
+
+
+
+
+
+
+
+
+
+
+
+
+
+