# HG changeset patch
# User Jens Alfke <jens@mooseyard.com>
# Date 1216326574 25200
# Node ID d6ab9f52b4d77ab280861ecf0eb2dbf1795cd743
# Parent  a1044ae95953a31396593e6d8aa1d0c7600797ad
Initial checkin of MYAddressField, a combo-box for entering email or IM addresses.

diff -r a1044ae95953 -r d6ab9f52b4d7 MYAddressField.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/MYAddressField.h	Thu Jul 17 13:29:34 2008 -0700
@@ -0,0 +1,43 @@
+//
+//  MYAddressField.h
+//  YourMove
+//
+//  Created by Jens Alfke on 7/16/08.
+//  Copyright 2008 Jens Alfke. All rights reserved.
+//
+
+#import <Cocoa/Cocoa.h>
+@class MYAddressItem, ABPerson;
+
+
+@interface MYAddressField : NSComboBox
+{
+    NSString *_property, *_prefix;
+    NSMutableArray *_addresses;
+    NSArray *_defaultAddresses;
+    MYAddressItem *_selectedAddress;
+}
+
+@property (getter=isExpanded) BOOL expanded;
+
+@property (copy) NSString *addressProperty;
+@property (copy) NSArray *defaultAddresses;
+
+@property (readonly,retain) MYAddressItem* selectedAddress;
+
+@end
+
+
+
+@interface MYAddressItem : NSObject
+{
+    NSString *_name, *_addressType, *_address, *_uuid;
+}
+- (id) initWithName: (NSString*)name
+        addressType: (NSString*)addressType address: (NSString*)address;
+- (id) initWithPerson: (ABPerson*)person
+          addressType: (NSString*)addressType address: (NSString*)address;
+- (id) initWithString: (NSString*)str addressType: (NSString*)addressType;
+@property (readonly) NSString *name, *addressType, *address;
+@property (readonly) ABPerson *person;
+@end
\ No newline at end of file
diff -r a1044ae95953 -r d6ab9f52b4d7 MYAddressField.m
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/MYAddressField.m	Thu Jul 17 13:29:34 2008 -0700
@@ -0,0 +1,223 @@
+//
+//  MYAddressField.m
+//  YourMove
+//
+//  Created by Jens Alfke on 7/16/08.
+//  Copyright 2008 Jens Alfke. All rights reserved.
+//
+
+#import "MYAddressField.h"
+#import "RegexKitLite.h"
+#import <AddressBook/AddressBook.h>
+
+
+@interface MYAddressField ()
+@property (retain) MYAddressItem *selectedAddress;
+@end
+
+
+@implementation MYAddressField
+
+
+@synthesize defaultAddresses=_defaultAddresses, addressProperty=_property, selectedAddress=_selectedAddress;
+
+
+- (void) _computeAddresses
+{
+    NSMutableArray *newAddresses = $marray();
+    if( _property ) {
+        if( _prefix.length ) {
+            // Find all the people in the address book matching _prefix:
+            ABAddressBook *ab = [ABAddressBook sharedAddressBook];
+            ABSearchElement *search = [ABPerson searchElementForProperty: _property
+                                                                   label: nil
+                                                                     key: nil
+                                                                   value: nil
+                                                              comparison: kABNotEqual];
+            for( ABPerson *person in [ab recordsMatchingSearchElement: search] ) {
+                ABMultiValue *values = [person valueForProperty: _property];
+                NSString *first = [person valueForProperty: kABFirstNameProperty];
+                NSString *last = [person valueForProperty: kABLastNameProperty];
+                BOOL nameMatches = _prefix==nil || ([first.lowercaseString hasPrefix: _prefix] 
+                                                    || [last.lowercaseString hasPrefix: _prefix]);
+                for( int i=0; i<values.count; i++ ) {
+                    NSString *address = [values valueAtIndex: i];
+                    if( nameMatches || [address.lowercaseString hasPrefix: _prefix] ) {
+                        MYAddressItem *item = [[MYAddressItem alloc] initWithPerson: person
+                                                                        addressType: _property
+                                                                            address: address];
+                        [newAddresses addObject: item];
+                        [item release];
+                    }
+                }
+            }
+        } else if( _defaultAddresses ) {
+            [newAddresses addObjectsFromArray: _defaultAddresses];
+        }
+    }
+    
+    [newAddresses sortUsingSelector: @selector(compare:)];
+    
+    if( ifSetObj(&_addresses,newAddresses) )
+        [self reloadData];
+}
+
+- (NSArray*) addresses
+{
+    if( ! _addresses )
+        [self _computeAddresses];
+    return _addresses;
+}
+
+
+- (void) awakeFromNib
+{
+    if( ! _addresses )
+        _addresses = [[NSMutableArray alloc] init];
+    _property = [kABEmailProperty retain];
+    self.completes = NO;
+    self.usesDataSource = YES;
+    self.dataSource = self;
+    self.delegate = self;
+}
+
+- (void) dealloc
+{
+    [_addresses release];
+    [_property release];
+    [_prefix release];
+    [_selectedAddress release];
+    [super dealloc];
+}
+
+
+- (BOOL) isExpanded
+{
+    id ax = NSAccessibilityUnignoredDescendant(self);
+    return [[ax accessibilityAttributeValue: NSAccessibilityExpandedAttribute] boolValue];
+}
+
+
+- (void) setExpanded: (BOOL)expanded
+{
+    id ax = NSAccessibilityUnignoredDescendant(self);
+    [ax accessibilitySetValue: $object(expanded) forAttribute: NSAccessibilityExpandedAttribute];
+}
+
+
+- (void) controlTextDidChange: (NSNotification*)n
+{
+    if( _prefix.length == 0 )
+        self.expanded = YES;
+    
+    if( ifSetObj(&_prefix, self.stringValue.lowercaseString) )
+        [self _computeAddresses];
+    MYAddressItem *item = [[MYAddressItem alloc] initWithString: self.stringValue 
+                                                    addressType: _property];
+    self.selectedAddress = item;
+    [item release];
+
+    if( _prefix.length == 0 )
+        self.expanded = NO;
+
+    //Log(@"Address selection = %@",self.selectedAddress);
+}
+
+- (void)comboBoxSelectionDidChange:(NSNotification *)notification
+{
+    int sel = self.indexOfSelectedItem;
+    self.selectedAddress = sel>=0 ?[self.addresses objectAtIndex: sel] :nil;
+    //Log(@"Address selection = %@",self.selectedAddress);
+}
+
+
+#pragma mark -
+#pragma mark DATA SOURCE:
+
+
+- (NSInteger)numberOfItemsInComboBox:(NSComboBox *)aComboBox
+{
+    return self.addresses.count;
+}
+
+- (id)comboBox:(NSComboBox *)aComboBox objectValueForItemAtIndex:(NSInteger)index
+{
+    return [[self.addresses objectAtIndex: index] description];
+}
+
+
+@end
+
+
+
+
+@implementation MYAddressItem
+
+- (id) initWithName: (NSString*)name
+        addressType: (NSString*)addressType address: (NSString*)address
+{
+    self = [super init];
+    if( self ) {
+        _name = name.length ?[name copy] :nil;
+        _addressType = [addressType copy];
+        _address = [address copy];
+    }
+    return self;
+}
+    
+- (id) initWithPerson: (ABPerson*)person
+          addressType: (NSString*)addressType address: (NSString*)address
+{
+    NSString *first = [person valueForProperty: kABFirstNameProperty] ?: @"";
+    NSString *last = [person valueForProperty: kABLastNameProperty] ?: @"";
+    NSString *name = $sprintf(@"%@ %@", first,last);
+    
+    self = [self initWithName: name addressType: addressType address: address];
+    if( self )
+        _uuid = person.uniqueId.copy;
+    return self;
+}
+
+- (id) initWithString: (NSString*)str addressType: (NSString*)addressType
+{
+    #define kJustAddrRegex "[-a-zA-Z0-9%_+.]+(?:@[-a-zA-Z0-9.]+)"
+    static NSString* const kNameAndAddrRegex = @"^\\s*(\\S+)?\\s*<("kJustAddrRegex")>\\s*$";
+    static NSString* const kAddrRegex = @"^\\s*("kJustAddrRegex")\\s*$";
+
+    NSString *name = nil;
+    NSString *address = [str stringByMatching: kNameAndAddrRegex capture: 2];
+    if( address ) {
+        name = [str stringByMatching: kNameAndAddrRegex capture: 1];
+    } else {
+        address = [str stringByMatching: kAddrRegex];
+    }
+    if( ! address ) {
+        [self release];
+        return nil;
+    }
+    return [self initWithName: name addressType: addressType address: address];
+}
+
+@synthesize name=_name, addressType=_addressType, address=_address;
+
+- (ABPerson*) person
+{
+    if( _uuid )
+        return (ABPerson*) [[ABAddressBook sharedAddressBook] recordForUniqueId: _uuid];
+    else
+        return nil;
+}
+
+- (NSString*) description
+{
+    return $sprintf(@"%@%@<%@>", _name,(_name ?@" ":@""),_address);
+}
+
+- (NSComparisonResult) compare: (MYAddressItem*)other
+{
+    NSString *str1 = _name ?:_address;
+    NSString *str2 = other->_name ?: other->_address;
+    return [str1 localizedCaseInsensitiveCompare: str2];
+}
+
+@end