From 1b946f475fb28d60e0aafc9ef394050c642c3a5b Mon Sep 17 00:00:00 2001
From: Jeff Verkoeyen <jverkoey@gmail.com>
Date: Sun, 4 Jul 2010 16:33:49 -0600
Subject: [PATCH] [UI] Implement delegates and selectors for linked table
 items.

This finally makes it possible to interact with Three20 table views without
depending upon TTNavigator.
---
 src/Three20UI/Headers/TTTableLinkedItem.h   | 11 +++++++++--
 src/Three20UI/Headers/TTTableTextItem.h     |  2 ++
 src/Three20UI/Sources/TTTableLinkedItem.m   | 11 ++++++++---
 src/Three20UI/Sources/TTTableTextItem.m     | 10 ++++++++++
 src/Three20UI/Sources/TTTableViewDelegate.m |  3 +++
 5 files changed, 32 insertions(+), 5 deletions(-)

diff --git a/src/Three20UI/Headers/TTTableLinkedItem.h b/src/Three20UI/Headers/TTTableLinkedItem.h
index bb2d8f51b7..16a2bc99a8 100644
--- a/src/Three20UI/Headers/TTTableLinkedItem.h
+++ b/src/Three20UI/Headers/TTTableLinkedItem.h
@@ -18,11 +18,18 @@
 #import "Three20UI/TTTableItem.h"
 
 @interface TTTableLinkedItem : TTTableItem {
+  // If a URL is specified, TTNavigator will be used. Otherwise, the delegate+selector will
+  // be invoked.
   NSString* _URL;
   NSString* _accessoryURL;
+
+  id        _delegate;
+  SEL       _selector;
 }
 
-@property (nonatomic, copy) NSString* URL;
-@property (nonatomic, copy) NSString* accessoryURL;
+@property (nonatomic, copy) 	NSString* URL;
+@property (nonatomic, copy)   NSString* accessoryURL;
+@property (nonatomic, assign) id        delegate;
+@property (nonatomic, assign) SEL       selector;
 
 @end
diff --git a/src/Three20UI/Headers/TTTableTextItem.h b/src/Three20UI/Headers/TTTableTextItem.h
index a227493fd5..8fc6db6e18 100644
--- a/src/Three20UI/Headers/TTTableTextItem.h
+++ b/src/Three20UI/Headers/TTTableTextItem.h
@@ -27,4 +27,6 @@
 + (id)itemWithText:(NSString*)text URL:(NSString*)URL;
 + (id)itemWithText:(NSString*)text URL:(NSString*)URL accessoryURL:(NSString*)accessoryURL;
 
++ (id)itemWithText:(NSString*)text delegate:(id)delegate selector:(SEL)selector;
+
 @end
diff --git a/src/Three20UI/Sources/TTTableLinkedItem.m b/src/Three20UI/Sources/TTTableLinkedItem.m
index cdd2b4015c..2e45559fda 100644
--- a/src/Three20UI/Sources/TTTableLinkedItem.m
+++ b/src/Three20UI/Sources/TTTableLinkedItem.m
@@ -27,12 +27,16 @@ @implementation TTTableLinkedItem
 
 @synthesize URL           = _URL;
 @synthesize accessoryURL  = _accessoryURL;
+@synthesize delegate      = _delegate;
+@synthesize selector      = _selector;
 
 
 ///////////////////////////////////////////////////////////////////////////////////////////////////
 - (void)dealloc {
-  TT_RELEASE_SAFELY(_URL);
-  TT_RELEASE_SAFELY(_accessoryURL);
+  self.URL          = nil;
+  self.accessoryURL = nil;
+  self.delegate     = nil;
+  self.selector     = nil;
 
   [super dealloc];
 }
@@ -48,6 +52,7 @@ - (void)dealloc {
 - (id)initWithCoder:(NSCoder*)decoder {
   if (self = [super initWithCoder:decoder]) {
     self.URL = [decoder decodeObjectForKey:@"URL"];
+    self.accessoryURL = [decoder decodeObjectForKey:@"accessoryURL"];
   }
   return self;
 }
@@ -60,7 +65,7 @@ - (void)encodeWithCoder:(NSCoder*)encoder {
     [encoder encodeObject:self.URL forKey:@"URL"];
   }
   if (self.accessoryURL) {
-    [encoder encodeObject:self.accessoryURL forKey:@"URL"];
+    [encoder encodeObject:self.accessoryURL forKey:@"accessoryURL"];
   }
 }
 
diff --git a/src/Three20UI/Sources/TTTableTextItem.m b/src/Three20UI/Sources/TTTableTextItem.m
index 60c9451a9a..63c3feef0a 100644
--- a/src/Three20UI/Sources/TTTableTextItem.m
+++ b/src/Three20UI/Sources/TTTableTextItem.m
@@ -69,6 +69,16 @@ + (id)itemWithText:(NSString*)text URL:(NSString*)URL accessoryURL:(NSString*)ac
 }
 
 
+///////////////////////////////////////////////////////////////////////////////////////////////////
++ (id)itemWithText:(NSString*)text delegate:(id)delegate selector:(SEL)selector {
+  TTTableTextItem* item = [[[self alloc] init] autorelease];
+  item.text = text;
+  item.delegate = delegate;
+  item.selector = selector;
+  return item;
+}
+
+
 ///////////////////////////////////////////////////////////////////////////////////////////////////
 ///////////////////////////////////////////////////////////////////////////////////////////////////
 #pragma mark -
diff --git a/src/Three20UI/Sources/TTTableViewDelegate.m b/src/Three20UI/Sources/TTTableViewDelegate.m
index 95ca0ea9f1..d5f36b8d42 100644
--- a/src/Three20UI/Sources/TTTableViewDelegate.m
+++ b/src/Three20UI/Sources/TTTableViewDelegate.m
@@ -119,6 +119,9 @@ - (void)tableView:(UITableView*)tableView didSelectRowAtIndexPath:(NSIndexPath*)
     TTTableLinkedItem* item = object;
     if (item.URL && [_controller shouldOpenURL:item.URL]) {
       TTOpenURL(item.URL);
+
+    } else if (item.delegate && item.selector) {
+      [item.delegate performSelector:item.selector withObject:object];
     }
 
     if ([object isKindOfClass:[TTTableButton class]]) {