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Viewing changes to external/maccore/src/Foundation/NSDictionary.cs

  • Committer: Package Import Robot
  • Author(s): Jo Shields
  • Date: 2013-05-12 09:46:03 UTC
  • mto: This revision was merged to the branch mainline in revision 29.
  • Revision ID: package-import@ubuntu.com-20130512094603-mad323bzcxvmcam0
Tags: upstream-4.0.5+dfsg
Import upstream version 4.0.5+dfsg

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external/maccore/src/Foundation/NSDictionary.cs
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//
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// Copyright 2010, Novell, Inc.
 
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// Copyright 2011, 2012 Xamarin Inc
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//
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// Permission is hereby granted, free of charge, to any person obtaining
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// a copy of this software and associated documentation files (the
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namespace MonoMac.Foundation {
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        public partial class NSDictionary : IDictionary, IDictionary<NSObject, NSObject> {
 
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                public NSDictionary (NSObject first, NSObject second, params NSObject [] args) : this (PickOdd (second, args), PickEven (first, args))
 
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                {
 
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                }
 
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                public NSDictionary (object first, object second, params object [] args) : this (PickOdd (second, args), PickEven (first, args))
 
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                {
 
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                }
 
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                static NSArray PickEven (NSObject f, NSObject [] args)
 
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                {
 
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                        int al = args.Length;
 
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                        if ((al % 2) != 0)
 
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                                throw new ArgumentException ("The arguments to NSDictionary should be a multiple of two", "args");
 
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                        var ret = new NSObject [1+al/2];
 
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                        ret [0] = f;
 
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                        for (int i = 0, target = 1; i < al; i += 2)
 
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                                ret [target++] = args [i];
 
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                        return NSArray.FromNSObjects (ret);
 
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                }
 
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                static NSArray PickOdd (NSObject f, NSObject [] args)
 
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                {
 
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                        var ret = new NSObject [1+args.Length/2];
 
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                        ret [0] = f;
 
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                        for (int i = 1, target = 1; i < args.Length; i += 2)
 
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                                ret [target++] = args [i];
 
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                        return NSArray.FromNSObjects (ret);
 
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                }
 
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                static NSArray PickEven (object f, object [] args)
 
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                {
 
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                        int al = args.Length;
 
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                        if ((al % 2) != 0)
 
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                                throw new ArgumentException ("The arguments to NSDictionary should be a multiple of two", "args");
 
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                        var ret = new object [1+al/2];
 
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                        ret [0] = f;
 
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                        for (int i = 0, target = 1; i < al; i += 2)
 
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                                ret [target++] = args [i];
 
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                        return NSArray.FromObjects (ret);
 
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                }
 
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                static NSArray PickOdd (object f, object [] args)
 
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                {
 
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                        var ret = new object [1+args.Length/2];
 
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                        ret [0] = f;
 
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                        for (int i = 1, target = 1; i < args.Length; i += 2)
 
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                                ret [target++] = args [i];
 
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                        return NSArray.FromObjects (ret);
 
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                }
 
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                public static NSDictionary FromObjectsAndKeys (NSObject [] objects, NSObject [] keys)
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                {
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                        if (objects.Length != keys.Length)
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                        if (count < 1 || objects.Length < count || keys.Length < count)
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                                throw new ArgumentException ("count");
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                        var no = NSArray.FromNSObjects (objects);
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                        var nk = NSArray.FromNSObjects (keys);
 
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                        var no = NSArray.FromNSObjects ((IList<NSObject>) objects, count);
 
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                        var nk = NSArray.FromNSObjects ((IList<NSObject>) keys, count);
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                        var r = FromObjectsAndKeysInternal (no, nk);
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                        no.Dispose ();
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                        nk.Dispose ();
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                        }
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                }
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                public virtual NSObject this [NSString key] {
 
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                        get {
 
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                                if (key == null)
 
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                                        throw new ArgumentNullException ("key");
 
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                                return ObjectForKey (key);
 
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                        }
 
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                        set {
 
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                                throw new NotSupportedException ();
 
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                        }
 
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                }
 
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                public virtual NSObject this [string key] {
 
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                        get {
 
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                                if (key == null)
 
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                                        throw new ArgumentNullException ("key");
 
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                                using (var nss = new NSString (key)){
 
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                                        return ObjectForKey (nss);
 
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                                }
 
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                        }
 
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                        set {
 
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                                throw new NotSupportedException ();
 
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                        }
 
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                }
 
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                ICollection<NSObject> IDictionary<NSObject, NSObject>.Keys {
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                        get {return Keys;}
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                }
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                public IntPtr LowlevelObjectForKey (IntPtr key)
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                {
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                        return MonoMac.ObjCRuntime.Messaging.IntPtr_objc_msgSend_IntPtr (this.Handle, selObjectForKey_, key);
 
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#if MONOMAC
 
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                        return MonoMac.ObjCRuntime.Messaging.IntPtr_objc_msgSend_IntPtr (this.Handle, selObjectForKey_Handle, key);
 
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#else
 
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                        return MonoMac.ObjCRuntime.Messaging.IntPtr_objc_msgSend_IntPtr (this.Handle, Selector.GetHandle (selObjectForKey_), key);
 
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#endif
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                }
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        }
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}