src/Tizen.NUI/src/public/View.cs

   1 /** Copyright (c) 2017 Samsung Electronics Co., Ltd.
   2 *
   3 * Licensed under the Apache License, Version 2.0 (the "License");
   4 * you may not use this file except in compliance with the License.
   5 * You may obtain a copy of the License at
   6 *
   7 * http://www.apache.org/licenses/LICENSE-2.0
   8 *
   9 * Unless required by applicable law or agreed to in writing, software
  10 * distributed under the License is distributed on an "AS IS" BASIS,
  11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  12 * See the License for the specific language governing permissions and
  13 * limitations under the License.
  14 *
  15 */
  16
  17 namespace Tizen.NUI
  18 {
  19
  20     using System;
  21     using System.Runtime.InteropServices;
  22
  23     /// <summary>
  24     /// View is the base class for all views.
  25     /// </summary>
  26     public class View : CustomActor
  27     {
  28         private global::System.Runtime.InteropServices.HandleRef swigCPtr;
  29
  30         internal View(global::System.IntPtr cPtr, bool cMemoryOwn) : base(NDalicPINVOKE.View_SWIGUpcast(cPtr), cMemoryOwn)
  31         {
  32             swigCPtr = new global::System.Runtime.InteropServices.HandleRef(this, cPtr);
  33
  34             // Register this instance of view in the view registry.
  35             ViewRegistry.RegisterView(this);
  36
  37             // By default, we do not want the position to use the anchor point
  38             //this.PositionUsesAnchorPoint = false;
  39             this.PositionUsesAnchorPoint = !(InternalSetting.DefaultParentOriginAsTopLeft);
  40         }
  41
  42         internal static global::System.Runtime.InteropServices.HandleRef getCPtr(View obj)
  43         {
  44             return (obj == null) ? new global::System.Runtime.InteropServices.HandleRef(null, global::System.IntPtr.Zero) : obj.swigCPtr;
  45         }
  46
  47         ~View()
  48         {
  49             DisposeQueue.Instance.Add(this);
  50
  51             // Unregister this instance of view from the view registry.
  52             ViewRegistry.UnregisterView(this);
  53         }
  54
  55         public override void Dispose()
  56         {
  57             if (!Stage.IsInstalled())
  58             {
  59                 DisposeQueue.Instance.Add(this);
  60                 return;
  61             }
  62
  63             lock (this)
  64             {
  65                 if (swigCPtr.Handle != global::System.IntPtr.Zero)
  66                 {
  67                     if (swigCMemOwn)
  68                     {
  69                         swigCMemOwn = false;
  70                         NDalicPINVOKE.delete_View(swigCPtr);
  71                     }
  72                     swigCPtr = new global::System.Runtime.InteropServices.HandleRef(null, global::System.IntPtr.Zero);
  73                 }
  74                 global::System.GC.SuppressFinalize(this);
  75                 base.Dispose();
  76             }
  77         }
  78
  79
  80
  81         private EventHandler _keyInputFocusGainedEventHandler;
  82         [UnmanagedFunctionPointer(CallingConvention.StdCall)]
  83         private delegate void KeyInputFocusGainedCallbackType(IntPtr control);
  84         private KeyInputFocusGainedCallbackType _keyInputFocusGainedCallback;
  85
  86         /// <summary>
  87         /// Event for KeyInputFocusGained signal which can be used to subscribe/unsubscribe the event handler provided by the user.<br>
  88         /// KeyInputFocusGained signal is emitted when the control gets Key Input Focus.<br>
  89         /// </summary>
  90         public event EventHandler FocusGained
  91         {
  92             add
  93             {
  94                 if (_keyInputFocusGainedEventHandler == null)
  95                 {
  96                     _keyInputFocusGainedCallback = OnKeyInputFocusGained;
  97                     this.KeyInputFocusGainedSignal().Connect(_keyInputFocusGainedCallback);
  98                 }
  99
 100                 _keyInputFocusGainedEventHandler += value;
 101             }
 102
 103             remove
 104             {
 105                 _keyInputFocusGainedEventHandler -= value;
 106
 107                 if (_keyInputFocusGainedEventHandler == null && KeyInputFocusGainedSignal().Empty() == false)
 108                 {
 109                     this.KeyInputFocusGainedSignal().Disconnect(_keyInputFocusGainedCallback);
 110                 }
 111             }
 112         }
 113
 114         private void OnKeyInputFocusGained(IntPtr view)
 115         {
 116             if (_keyInputFocusGainedEventHandler != null)
 117             {
 118                 _keyInputFocusGainedEventHandler(this, null);
 119             }
 120         }
 121
 122
 123         private EventHandler _keyInputFocusLostEventHandler;
 124         [UnmanagedFunctionPointer(CallingConvention.StdCall)]
 125         private delegate void KeyInputFocusLostCallbackType(IntPtr control);
 126         private KeyInputFocusLostCallbackType _keyInputFocusLostCallback;
 127
 128         /// <summary>
 129         /// Event for KeyInputFocusLost signal which can be used to subscribe/unsubscribe the event handler provided by the user.<br>
 130         /// KeyInputFocusLost signal is emitted when the control loses Key Input Focus.<br>
 131         /// </summary>
 132         public event EventHandler FocusLost
 133         {
 134             add
 135             {
 136                 if (_keyInputFocusLostEventHandler == null)
 137                 {
 138                     _keyInputFocusLostCallback = OnKeyInputFocusLost;
 139                     this.KeyInputFocusLostSignal().Connect(_keyInputFocusLostCallback);
 140                 }
 141
 142                 _keyInputFocusLostEventHandler += value;
 143             }
 144
 145             remove
 146             {
 147                 _keyInputFocusLostEventHandler -= value;
 148
 149                 if (_keyInputFocusLostEventHandler == null && KeyInputFocusLostSignal().Empty() == false)
 150                 {
 151                     this.KeyInputFocusLostSignal().Disconnect(_keyInputFocusLostCallback);
 152                 }
 153             }
 154         }
 155
 156         private void OnKeyInputFocusLost(IntPtr view)
 157         {
 158             if (_keyInputFocusLostEventHandler != null)
 159             {
 160                 _keyInputFocusLostEventHandler(this, null);
 161             }
 162         }
 163
 164         /// <summary>
 165         /// Event arguments that passed via KeyEvent signal.
 166         /// </summary>
 167         public class KeyEventArgs : EventArgs
 168         {
 169             private Key _key;
 170
 171             /// <summary>
 172             /// Key - is the key sent to the View.
 173             /// </summary>
 174             public Key Key
 175             {
 176                 get
 177                 {
 178                     return _key;
 179                 }
 180                 set
 181                 {
 182                     _key = value;
 183                 }
 184             }
 185         }
 186
 187         private EventHandlerWithReturnType<object, KeyEventArgs, bool> _keyEventHandler;
 188         [UnmanagedFunctionPointer(CallingConvention.StdCall)]
 189         private delegate bool KeyCallbackType(IntPtr control, IntPtr keyEvent);
 190         private KeyCallbackType _keyCallback;
 191
 192         /// <summary>
 193         /// Event for KeyPressed signal which can be used to subscribe/unsubscribe the event handler provided by the user.<br>
 194         /// KeyPressed signal is emitted when key event is received.<br>
 195         /// </summary>
 196         public event EventHandlerWithReturnType<object, KeyEventArgs, bool> KeyEvent
 197         {
 198             add
 199             {
 200                 if (_keyEventHandler == null)
 201                 {
 202                     _keyCallback = OnKeyEvent;
 203                     this.KeyEventSignal().Connect(_keyCallback);
 204                 }
 205
 206                 _keyEventHandler += value;
 207             }
 208
 209             remove
 210             {
 211                 _keyEventHandler -= value;
 212
 213                 if (_keyEventHandler == null && KeyEventSignal().Empty() == false)
 214                 {
 215                     this.KeyEventSignal().Disconnect(_keyCallback);
 216                 }
 217             }
 218         }
 219
 220         private bool OnKeyEvent(IntPtr view, IntPtr keyEvent)
 221         {
 222             KeyEventArgs e = new KeyEventArgs();
 223
 224             e.Key = Tizen.NUI.Key.GetKeyFromPtr(keyEvent);
 225
 226             if (_keyEventHandler != null)
 227             {
 228                 return _keyEventHandler(this, e);
 229             }
 230             return false;
 231         }
 232
 233
 234         private EventHandler _onRelayoutEventHandler;
 235         [UnmanagedFunctionPointer(CallingConvention.StdCall)]
 236         private delegate void OnRelayoutEventCallbackType(IntPtr control);
 237         private OnRelayoutEventCallbackType _onRelayoutEventCallback;
 238
 239         /// <summary>
 240         /// Event for OnRelayout signal which can be used to subscribe/unsubscribe the event handler.<br>
 241         /// OnRelayout signal is emitted after the size has been set on the view during relayout.<br>
 242         /// </summary>
 243         public event EventHandler OnRelayoutEvent
 244         {
 245             add
 246             {
 247                 if (_onRelayoutEventHandler == null)
 248                 {
 249                     _onRelayoutEventCallback = OnRelayout;
 250                     this.OnRelayoutSignal().Connect(_onRelayoutEventCallback);
 251                 }
 252
 253                 _onRelayoutEventHandler += value;
 254             }
 255
 256             remove
 257             {
 258                 _onRelayoutEventHandler -= value;
 259
 260                 if (_onRelayoutEventHandler == null && OnRelayoutSignal().Empty() == false)
 261                 {
 262                     this.OnRelayoutSignal().Disconnect(_onRelayoutEventCallback);
 263                 }
 264
 265             }
 266         }
 267
 268         // Callback for View OnRelayout signal
 269         private void OnRelayout(IntPtr data)
 270         {
 271             if (_onRelayoutEventHandler != null)
 272             {
 273                 _onRelayoutEventHandler(this, null);
 274             }
 275         }
 276
 277         /// <summary>
 278         /// Event arguments that passed via Touch signal.
 279         /// </summary>
 280         public class TouchEventArgs : EventArgs
 281         {
 282             private Touch _touch;
 283
 284             /// <summary>
 285             /// Touch - contains the information of touch points
 286             /// </summary>
 287             public Touch Touch
 288             {
 289                 get
 290                 {
 291                     return _touch;
 292                 }
 293                 set
 294                 {
 295                     _touch = value;
 296                 }
 297             }
 298         }
 299
 300         private EventHandlerWithReturnType<object, TouchEventArgs, bool> _touchDataEventHandler;
 301         [UnmanagedFunctionPointer(CallingConvention.StdCall)]
 302         private delegate bool TouchDataCallbackType(IntPtr view, IntPtr touchData);
 303         private TouchDataCallbackType _touchDataCallback;
 304
 305         /// <summary>
 306         /// Event for Touched signal which can be used to subscribe/unsubscribe the event handler provided by the user.<br>
 307         /// Touched signal is emitted when touch input is received.<br>
 308         /// </summary>
 309         public event EventHandlerWithReturnType<object, TouchEventArgs, bool> Touched
 310         {
 311             add
 312             {
 313                 if (_touchDataEventHandler == null)
 314                 {
 315                     _touchDataCallback = OnTouch;
 316                     this.TouchSignal().Connect(_touchDataCallback);
 317                 }
 318
 319                 _touchDataEventHandler += value;
 320             }
 321
 322             remove
 323             {
 324                 _touchDataEventHandler -= value;
 325
 326                 if (_touchDataEventHandler == null && TouchSignal().Empty() == false)
 327                 {
 328                     this.TouchSignal().Disconnect(_touchDataCallback);
 329                 }
 330
 331             }
 332         }
 333
 334         // Callback for View TouchSignal
 335         private bool OnTouch(IntPtr view, IntPtr touchData)
 336         {
 337             TouchEventArgs e = new TouchEventArgs();
 338
 339             e.Touch = Tizen.NUI.Touch.GetTouchFromPtr(touchData);
 340
 341             if (_touchDataEventHandler != null)
 342             {
 343                 return _touchDataEventHandler(this, e);
 344             }
 345             return false;
 346         }
 347
 348
 349         /// <summary>
 350         /// Event arguments that passed via Hover signal.
 351         /// </summary>
 352         public class HoverEventArgs : EventArgs
 353         {
 354             private Hover _hover;
 355
 356             /// <summary>
 357             /// Hover - contains touch points that represent the points that are currently being hovered or the points where a hover has stopped.
 358             /// </summary>
 359             public Hover Hover
 360             {
 361                 get
 362                 {
 363                     return _hover;
 364                 }
 365                 set
 366                 {
 367                     _hover = value;
 368                 }
 369             }
 370         }
 371
 372         private EventHandlerWithReturnType<object, HoverEventArgs, bool> _hoverEventHandler;
 373         [UnmanagedFunctionPointer(CallingConvention.StdCall)]
 374         private delegate bool HoverEventCallbackType(IntPtr view, IntPtr hoverEvent);
 375         private HoverEventCallbackType _hoverEventCallback;
 376
 377         /// <summary>
 378         /// Event for Hovered signal which can be used to subscribe/unsubscribe the event handler provided by the user.<br>
 379         /// Hovered signal is emitted when hover input is received.<br>
 380         /// </summary>
 381         public event EventHandlerWithReturnType<object, HoverEventArgs, bool> Hovered
 382         {
 383             add
 384             {
 385                 if (_hoverEventHandler == null)
 386                 {
 387                     _hoverEventCallback = OnHoverEvent;
 388                     this.HoveredSignal().Connect(_hoverEventCallback);
 389                 }
 390
 391                 _hoverEventHandler += value;
 392             }
 393
 394             remove
 395             {
 396                 _hoverEventHandler -= value;
 397
 398                 if (_hoverEventHandler == null && HoveredSignal().Empty() == false)
 399                 {
 400                     this.HoveredSignal().Disconnect(_hoverEventCallback);
 401                 }
 402
 403             }
 404         }
 405
 406         // Callback for View Hover signal
 407         private bool OnHoverEvent(IntPtr view, IntPtr hoverEvent)
 408         {
 409             HoverEventArgs e = new HoverEventArgs();
 410
 411             e.Hover = Tizen.NUI.Hover.GetHoverFromPtr(hoverEvent);
 412
 413             if (_hoverEventHandler != null)
 414             {
 415                 return _hoverEventHandler(this, e);
 416             }
 417             return false;
 418         }
 419
 420
 421         /// <summary>
 422         /// Event arguments that passed via Wheel signal.
 423         /// </summary>
 424         public class WheelEventArgs : EventArgs
 425         {
 426             private Wheel _wheel;
 427
 428             /// <summary>
 429             /// WheelEvent - store a wheel rolling type : MOUSE_WHEEL or CUSTOM_WHEEL
 430             /// </summary>
 431             public Wheel Wheel
 432             {
 433                 get
 434                 {
 435                     return _wheel;
 436                 }
 437                 set
 438                 {
 439                     _wheel = value;
 440                 }
 441             }
 442         }
 443
 444         private EventHandlerWithReturnType<object, WheelEventArgs, bool> _wheelEventHandler;
 445         [UnmanagedFunctionPointer(CallingConvention.StdCall)]
 446         private delegate bool WheelEventCallbackType(IntPtr view, IntPtr wheelEvent);
 447         private WheelEventCallbackType _wheelEventCallback;
 448
 449         /// <summary>
 450         /// Event for WheelMoved signal which can be used to subscribe/unsubscribe the event handler provided by the user.<br>
 451         /// WheelMoved signal is emitted when wheel event is received.<br>
 452         /// </summary>
 453         public event EventHandlerWithReturnType<object, WheelEventArgs, bool> WheelMoved
 454         {
 455             add
 456             {
 457                 if (_wheelEventHandler == null)
 458                 {
 459                     _wheelEventCallback = OnWheelEvent;
 460                     this.WheelEventSignal().Connect(_wheelEventCallback);
 461                 }
 462
 463                 _wheelEventHandler += value;
 464             }
 465
 466             remove
 467             {
 468                 _wheelEventHandler -= value;
 469
 470                 if (_wheelEventHandler == null && WheelEventSignal().Empty() == false)
 471                 {
 472                     this.WheelEventSignal().Disconnect(_wheelEventCallback);
 473                 }
 474
 475             }
 476         }
 477
 478         // Callback for View Wheel signal
 479         private bool OnWheelEvent(IntPtr view, IntPtr wheelEvent)
 480         {
 481             WheelEventArgs e = new WheelEventArgs();
 482
 483             e.Wheel = Tizen.NUI.Wheel.GetWheelFromPtr(wheelEvent);
 484
 485             if (_wheelEventHandler != null)
 486             {
 487                 return _wheelEventHandler(this, e);
 488             }
 489             return false;
 490         }
 491
 492
 493         private EventHandler _onStageEventHandler;
 494         [UnmanagedFunctionPointer(CallingConvention.StdCall)]
 495         private delegate void OnStageEventCallbackType(IntPtr control);
 496         private OnStageEventCallbackType _onStageEventCallback;
 497
 498         /// <summary>
 499         /// Event for OnStage signal which can be used to subscribe/unsubscribe the event handler.<br>
 500         /// OnStage signal is emitted after the view has been connected to the stage.<br>
 501         /// </summary>
 502         public event EventHandler OnStageEvent
 503         {
 504             add
 505             {
 506                 if (_onStageEventHandler == null)
 507                 {
 508                     _onStageEventCallback = OnStage;
 509                     this.OnStageSignal().Connect(_onStageEventCallback);
 510                 }
 511
 512                 _onStageEventHandler += value;
 513             }
 514
 515             remove
 516             {
 517                 _onStageEventHandler -= value;
 518
 519                 if (_onStageEventHandler == null && OnStageSignal().Empty() == false)
 520                 {
 521                     this.OnStageSignal().Disconnect(_onStageEventCallback);
 522                 }
 523             }
 524         }
 525
 526         // Callback for View OnStage signal
 527         private void OnStage(IntPtr data)
 528         {
 529             if (_onStageEventHandler != null)
 530             {
 531                 _onStageEventHandler(this, null);
 532             }
 533         }
 534
 535
 536         private EventHandler _offStageEventHandler;
 537         [UnmanagedFunctionPointer(CallingConvention.StdCall)]
 538         private delegate void OffStageEventCallbackType(IntPtr control);
 539         private OffStageEventCallbackType _offStageEventCallback;
 540
 541         /// <summary>
 542         /// Event for OffStage signal which can be used to subscribe/unsubscribe the event handler.<br>
 543         /// OffStage signal is emitted after the view has been disconnected from the stage.<br>
 544         /// </summary>
 545         public event EventHandler OffStageEvent
 546         {
 547             add
 548             {
 549                 if (_offStageEventHandler == null)
 550                 {
 551                     _offStageEventCallback = OffStage;
 552                     this.OffStageSignal().Connect(_offStageEventCallback);
 553                 }
 554
 555                 _offStageEventHandler += value;
 556             }
 557
 558             remove
 559             {
 560                 _offStageEventHandler -= value;
 561
 562                 if (_offStageEventHandler == null && OffStageSignal().Empty() == false)
 563                 {
 564                     this.OffStageSignal().Disconnect(_offStageEventCallback);
 565                 }
 566             }
 567         }
 568
 569         // Callback for View OffStage signal
 570         private void OffStage(IntPtr data)
 571         {
 572             if (_offStageEventHandler != null)
 573             {
 574                 _offStageEventHandler(this, null);
 575             }
 576         }
 577
 578
 579
 580
 581
 582
 583         internal static View GetViewFromPtr(global::System.IntPtr cPtr)
 584         {
 585             View ret = new View(cPtr, false);
 586             if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
 587             return ret;
 588         }
 589
 590         internal class Property : global::System.IDisposable
 591         {
 592             private global::System.Runtime.InteropServices.HandleRef swigCPtr;
 593             protected bool swigCMemOwn;
 594
 595             internal Property(global::System.IntPtr cPtr, bool cMemoryOwn)
 596             {
 597                 swigCMemOwn = cMemoryOwn;
 598                 swigCPtr = new global::System.Runtime.InteropServices.HandleRef(this, cPtr);
 599             }
 600
 601             internal static global::System.Runtime.InteropServices.HandleRef getCPtr(Property obj)
 602             {
 603                 return (obj == null) ? new global::System.Runtime.InteropServices.HandleRef(null, global::System.IntPtr.Zero) : obj.swigCPtr;
 604             }
 605
 606             ~Property()
 607             {
 608                 Dispose();
 609             }
 610
 611             public virtual void Dispose()
 612             {
 613                 lock (this)
 614                 {
 615                     if (swigCPtr.Handle != global::System.IntPtr.Zero)
 616                     {
 617                         if (swigCMemOwn)
 618                         {
 619                             swigCMemOwn = false;
 620                             NDalicPINVOKE.delete_View_Property(swigCPtr);
 621                         }
 622                         swigCPtr = new global::System.Runtime.InteropServices.HandleRef(null, global::System.IntPtr.Zero);
 623                     }
 624                     global::System.GC.SuppressFinalize(this);
 625                 }
 626             }
 627
 628             internal static readonly int TOOLTIP = NDalicManualPINVOKE.View_Property_TOOLTIP_get();
 629             internal static readonly int STATE = NDalicManualPINVOKE.View_Property_STATE_get();
 630             internal static readonly int SUB_STATE = NDalicManualPINVOKE.View_Property_SUB_STATE_get();
 631             internal static readonly int LEFT_FOCUSABLE_ACTOR_ID = NDalicManualPINVOKE.View_Property_LEFT_FOCUSABLE_ACTOR_ID_get();
 632             internal static readonly int RIGHT_FOCUSABLE_ACTOR_ID = NDalicManualPINVOKE.View_Property_RIGHT_FOCUSABLE_ACTOR_ID_get();
 633             internal static readonly int UP_FOCUSABLE_ACTOR_ID = NDalicManualPINVOKE.View_Property_UP_FOCUSABLE_ACTOR_ID_get();
 634             internal static readonly int DOWN_FOCUSABLE_ACTOR_ID = NDalicManualPINVOKE.View_Property_DOWN_FOCUSABLE_ACTOR_ID_get();
 635
 636             internal Property() : this(NDalicPINVOKE.new_View_Property(), true)
 637             {
 638                 if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
 639             }
 640
 641             internal static readonly int STYLE_NAME = NDalicPINVOKE.View_Property_STYLE_NAME_get();
 642             internal static readonly int BACKGROUND_COLOR = NDalicPINVOKE.View_Property_BACKGROUND_COLOR_get();
 643             internal static readonly int BACKGROUND_IMAGE = NDalicPINVOKE.View_Property_BACKGROUND_IMAGE_get();
 644             internal static readonly int KEY_INPUT_FOCUS = NDalicPINVOKE.View_Property_KEY_INPUT_FOCUS_get();
 645             internal static readonly int BACKGROUND = NDalicPINVOKE.View_Property_BACKGROUND_get();
 646
 647         }
 648
 649
 650         /// <summary>
 651         /// Describes the direction to move the keyboard focus towards.
 652         /// </summary>
 653         public enum FocusDirection
 654         {
 655             Left,
 656             Right,
 657             Up,
 658             Down,
 659             PageUp,
 660             PageDown
 661         }
 662
 663         /// <summary>
 664         /// Creates a new instance of a View.
 665         /// </summary>
 666         public View() : this(NDalicPINVOKE.View_New(), true)
 667         {
 668             if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
 669
 670         }
 671         internal View(View uiControl) : this(NDalicPINVOKE.new_View__SWIG_1(View.getCPtr(uiControl)), true)
 672         {
 673             if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
 674         }
 675
 676         internal View Assign(View handle)
 677         {
 678             View ret = new View(NDalicPINVOKE.View_Assign(swigCPtr, View.getCPtr(handle)), false);
 679             if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
 680             return ret;
 681         }
 682
 683         /// <summary>
 684         /// Downcasts a handle to View handle.<br>
 685         /// If handle points to a View, the downcast produces valid handle.<br>
 686         /// If not, the returned handle is left uninitialized.<br>
 687         /// </summary>
 688         /// <param name="handle">Handle to an object</param>
 689         /// <returns>A handle to a View or an uninitialized handle</returns>
 690         public new static View DownCast(BaseHandle handle)
 691         {
 692             View ret = new View(NDalicPINVOKE.View_DownCast(BaseHandle.getCPtr(handle)), true);
 693             if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
 694             return ret;
 695         }
 696
 697         /// <summary>
 698         /// Downcasts a handle to class which inherit View handle.
 699         /// </summary>
 700         /// <typeparam name="T">Class which inherit View</typeparam>
 701         /// <param name="actor">Actor to an object</param>
 702         /// <returns>A object which inherit View</returns>
 703         public static T DownCast<T>(Actor actor) where T : View
 704         {
 705             return (T)(ViewRegistry.GetViewFromActor(actor));
 706         }
 707
 708         private View ConvertIdToView(uint id)
 709         {
 710             Actor actor = null;
 711
 712             if (Parent)
 713             {
 714                 actor = Parent.FindChildById(id);
 715             }
 716
 717             if (!actor)
 718             {
 719                 actor = Stage.Instance.GetRootLayer().FindChildById(id);
 720             }
 721
 722             return View.DownCast<View>(actor);
 723         }
 724
 725         internal void SetKeyInputFocus()
 726         {
 727             NDalicPINVOKE.View_SetKeyInputFocus(swigCPtr);
 728             if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
 729         }
 730
 731         /// <summary>
 732         /// Quries whether the view has focus.
 733         /// </summary>
 734         /// <returns>true if this view has focus</returns>
 735         public bool HasFocus()
 736         {
 737             bool ret = NDalicPINVOKE.View_HasKeyInputFocus(swigCPtr);
 738             if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
 739             return ret;
 740         }
 741
 742         internal void ClearKeyInputFocus()
 743         {
 744             NDalicPINVOKE.View_ClearKeyInputFocus(swigCPtr);
 745             if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
 746         }
 747
 748         internal PinchGestureDetector GetPinchGestureDetector()
 749         {
 750             PinchGestureDetector ret = new PinchGestureDetector(NDalicPINVOKE.View_GetPinchGestureDetector(swigCPtr), true);
 751             if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
 752             return ret;
 753         }
 754
 755         internal PanGestureDetector GetPanGestureDetector()
 756         {
 757             PanGestureDetector ret = new PanGestureDetector(NDalicPINVOKE.View_GetPanGestureDetector(swigCPtr), true);
 758             if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
 759             return ret;
 760         }
 761
 762         internal TapGestureDetector GetTapGestureDetector()
 763         {
 764             TapGestureDetector ret = new TapGestureDetector(NDalicPINVOKE.View_GetTapGestureDetector(swigCPtr), true);
 765             if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
 766             return ret;
 767         }
 768
 769         internal LongPressGestureDetector GetLongPressGestureDetector()
 770         {
 771             LongPressGestureDetector ret = new LongPressGestureDetector(NDalicPINVOKE.View_GetLongPressGestureDetector(swigCPtr), true);
 772             if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
 773             return ret;
 774         }
 775
 776         /// <summary>
 777         /// Sets the name of the style to be applied to the view.
 778         /// </summary>
 779         /// <param name="styleName">A string matching a style described in a stylesheet</param>
 780         public void SetStyleName(string styleName)
 781         {
 782             NDalicPINVOKE.View_SetStyleName(swigCPtr, styleName);
 783             if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
 784         }
 785
 786         /// <summary>
 787         /// Retrieves the name of the style to be applied to the view (if any).
 788         /// </summary>
 789         /// <returns>A string matching a style, or an empty string</returns>
 790         public string GetStyleName()
 791         {
 792             string ret = NDalicPINVOKE.View_GetStyleName(swigCPtr);
 793             if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
 794             return ret;
 795         }
 796
 797         internal void SetBackgroundColor(Vector4 color)
 798         {
 799             NDalicPINVOKE.View_SetBackgroundColor(swigCPtr, Vector4.getCPtr(color));
 800             if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
 801         }
 802
 803         internal Vector4 GetBackgroundColor()
 804         {
 805             Vector4 ret = new Vector4(NDalicPINVOKE.View_GetBackgroundColor(swigCPtr), true);
 806             if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
 807             return ret;
 808         }
 809
 810         internal void SetBackgroundImage(Image image)
 811         {
 812             NDalicPINVOKE.View_SetBackgroundImage(swigCPtr, Image.getCPtr(image));
 813             if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
 814         }
 815
 816         /// <summary>
 817         /// Clears the background.
 818         /// </summary>
 819         public void ClearBackground()
 820         {
 821             NDalicPINVOKE.View_ClearBackground(swigCPtr);
 822             if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
 823         }
 824
 825         internal ControlKeySignal KeyEventSignal()
 826         {
 827             ControlKeySignal ret = new ControlKeySignal(NDalicPINVOKE.View_KeyEventSignal(swigCPtr), false);
 828             if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
 829             return ret;
 830         }
 831
 832         internal KeyInputFocusSignal KeyInputFocusGainedSignal()
 833         {
 834             KeyInputFocusSignal ret = new KeyInputFocusSignal(NDalicPINVOKE.View_KeyInputFocusGainedSignal(swigCPtr), false);
 835             if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
 836             return ret;
 837         }
 838
 839         internal KeyInputFocusSignal KeyInputFocusLostSignal()
 840         {
 841             KeyInputFocusSignal ret = new KeyInputFocusSignal(NDalicPINVOKE.View_KeyInputFocusLostSignal(swigCPtr), false);
 842             if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
 843             return ret;
 844         }
 845
 846         internal View(ViewImpl implementation) : this(NDalicPINVOKE.new_View__SWIG_2(ViewImpl.getCPtr(implementation)), true)
 847         {
 848             if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
 849         }
 850
 851         internal enum PropertyRange
 852         {
 853             PROPERTY_START_INDEX = PropertyRanges.PROPERTY_REGISTRATION_START_INDEX,
 854             CONTROL_PROPERTY_START_INDEX = PROPERTY_START_INDEX,
 855             CONTROL_PROPERTY_END_INDEX = CONTROL_PROPERTY_START_INDEX + 1000
 856         }
 857
 858         /// <summary>
 859         /// styleName, type string.
 860         /// </summary>
 861         public string StyleName
 862         {
 863             get
 864             {
 865                 string temp;
 866                 GetProperty(View.Property.STYLE_NAME).Get(out temp);
 867                 return temp;
 868             }
 869             set
 870             {
 871                 SetProperty(View.Property.STYLE_NAME, new Tizen.NUI.PropertyValue(value));
 872             }
 873         }
 874
 875         /// <summary>
 876         /// mutually exclusive with BACKGROUND_IMAGE & BACKGROUND,  type Vector4.
 877         /// </summary>
 878         public Color BackgroundColor
 879         {
 880             get
 881             {
 882                 Color backgroundColor = new Color(0.0f, 0.0f, 0.0f, 0.0f);
 883
 884                 Tizen.NUI.PropertyMap background = Background;
 885                 int visualType = 0;
 886                 background.Find(Visual.Property.Type).Get(ref visualType);
 887                 if (visualType == (int)Visual.Type.Color)
 888                 {
 889                     background.Find(ColorVisualProperty.MixColor).Get(backgroundColor);
 890                 }
 891
 892                 return backgroundColor;
 893             }
 894             set
 895             {
 896                 SetProperty(View.Property.BACKGROUND, new Tizen.NUI.PropertyValue(value));
 897             }
 898         }
 899
 900         /// <summary>
 901         /// mutually exclusive with BACKGROUND_COLOR & BACKGROUND,  type Map.
 902         /// </summary>
 903         public string BackgroundImage
 904         {
 905             get
 906             {
 907                 string backgroundImage = "";
 908
 909                 Tizen.NUI.PropertyMap background = Background;
 910                 int visualType = 0;
 911                 background.Find(Visual.Property.Type).Get(ref visualType);
 912                 if (visualType == (int)Visual.Type.Image)
 913                 {
 914                     background.Find(ImageVisualProperty.URL).Get(out backgroundImage);
 915                 }
 916
 917                 return backgroundImage;
 918             }
 919             set
 920             {
 921                 SetProperty(View.Property.BACKGROUND, new Tizen.NUI.PropertyValue(value));
 922             }
 923         }
 924
 925         internal bool KeyInputFocus
 926         {
 927             get
 928             {
 929                 bool temp = false;
 930                 GetProperty(View.Property.KEY_INPUT_FOCUS).Get(ref temp);
 931                 return temp;
 932             }
 933             set
 934             {
 935                 SetProperty(View.Property.KEY_INPUT_FOCUS, new Tizen.NUI.PropertyValue(value));
 936             }
 937         }
 938
 939         /// <summary>
 940         /// mutually exclusive with BACKGROUND_COLOR & BACKGROUND_IMAGE, type Map or string for URL.
 941         /// </summary>
 942         public Tizen.NUI.PropertyMap Background
 943         {
 944             get
 945             {
 946                 Tizen.NUI.PropertyMap temp = new Tizen.NUI.PropertyMap();
 947                 GetProperty(View.Property.BACKGROUND).Get(temp);
 948                 return temp;
 949             }
 950             set
 951             {
 952                 SetProperty(View.Property.BACKGROUND, new Tizen.NUI.PropertyValue(value));
 953             }
 954         }
 955
 956         /// <summary>
 957         /// The current state of the view.
 958         /// </summary>
 959         public States State
 960         {
 961             get
 962             {
 963                 int temp = 0;
 964                 if (GetProperty(View.Property.STATE).Get(ref temp) == false)
 965                 {
 966                     //Tizen.Log.Error("NUI", "State get error!");
 967                 }
 968                 switch (temp)
 969                 {
 970                     case 0:
 971                     {
 972                         return States.Normal;
 973                     }
 974                     case 1:
 975                     {
 976                         return States.Focused;
 977                     }
 978                     case 2:
 979                     {
 980                         return States.Disabled;
 981                     }
 982                     default:
 983                     {
 984                         return States.Normal;
 985                     }
 986                 }
 987             }
 988             set
 989             {
 990                 SetProperty(View.Property.STATE, new Tizen.NUI.PropertyValue((int)value));
 991             }
 992         }
 993
 994         /// <summary>
 995         /// The current sub state of the view.
 996         /// </summary>
 997         public States SubState
 998         {
 999             get
1000             {
1001                 string temp;
1002                 if (GetProperty(View.Property.SUB_STATE).Get(out temp) == false)
1003                 {
1004                     //Tizen.Log.Error("NUI", "subState get error!");
1005                 }
1006                 switch (temp)
1007                 {
1008                     case "NORMAL":
1009                         return States.Normal;
1010                     case "FOCUSED":
1011                         return States.Focused;
1012                     case "DISABLED":
1013                         return States.Disabled;
1014                     default:
1015                         return States.Normal;
1016                 }
1017             }
1018             set
1019             {
1020                 string valueToString = "";
1021                 switch (value)
1022                 {
1023                     case States.Normal:
1024                     {
1025                         valueToString = "NORMAL";
1026                         break;
1027                     }
1028                     case States.Focused:
1029                     {
1030                         valueToString = "FOCUSED";
1031                         break;
1032                     }
1033                     case States.Disabled:
1034                     {
1035                         valueToString = "DISABLED";
1036                         break;
1037                     }
1038                     default:
1039                     {
1040                         valueToString = "NORMAL";
1041                         break;
1042                     }
1043                 }
1044                 SetProperty(View.Property.SUB_STATE, new Tizen.NUI.PropertyValue(valueToString));
1045             }
1046         }
1047
1048         /// <summary>
1049         /// Displays a tooltip
1050         /// </summary>
1051         public Tizen.NUI.PropertyMap Tooltip
1052         {
1053             get
1054             {
1055                 Tizen.NUI.PropertyMap temp = new Tizen.NUI.PropertyMap();
1056                 GetProperty(View.Property.TOOLTIP).Get(temp);
1057                 return temp;
1058             }
1059             set
1060             {
1061                 SetProperty(View.Property.TOOLTIP, new Tizen.NUI.PropertyValue(value));
1062             }
1063         }
1064
1065         /// <summary>
1066         /// Displays a tooltip as Text
1067         /// </summary>
1068         public string TooltipText
1069         {
1070             set
1071             {
1072                 SetProperty(View.Property.TOOLTIP, new Tizen.NUI.PropertyValue(value));
1073             }
1074         }
1075
1076         private int LeftFocusableActorId
1077         {
1078             get
1079             {
1080                 int temp = 0;
1081                 GetProperty(View.Property.LEFT_FOCUSABLE_ACTOR_ID).Get(ref temp);
1082                 return temp;
1083             }
1084             set
1085             {
1086                 SetProperty(View.Property.LEFT_FOCUSABLE_ACTOR_ID, new Tizen.NUI.PropertyValue(value));
1087             }
1088         }
1089
1090         private int RightFocusableActorId
1091         {
1092             get
1093             {
1094                 int temp = 0;
1095                 GetProperty(View.Property.RIGHT_FOCUSABLE_ACTOR_ID).Get(ref temp);
1096                 return temp;
1097             }
1098             set
1099             {
1100                 SetProperty(View.Property.RIGHT_FOCUSABLE_ACTOR_ID, new Tizen.NUI.PropertyValue(value));
1101             }
1102         }
1103
1104         private int UpFocusableActorId
1105         {
1106             get
1107             {
1108                 int temp = 0;
1109                 GetProperty(View.Property.UP_FOCUSABLE_ACTOR_ID).Get(ref temp);
1110                 return temp;
1111             }
1112             set
1113             {
1114                 SetProperty(View.Property.UP_FOCUSABLE_ACTOR_ID, new Tizen.NUI.PropertyValue(value));
1115             }
1116         }
1117
1118         private int DownFocusableActorId
1119         {
1120             get
1121             {
1122                 int temp = 0;
1123                 GetProperty(View.Property.DOWN_FOCUSABLE_ACTOR_ID).Get(ref temp);
1124                 return temp;
1125             }
1126             set
1127             {
1128                 SetProperty(View.Property.DOWN_FOCUSABLE_ACTOR_ID, new Tizen.NUI.PropertyValue(value));
1129             }
1130         }
1131
1132         /// <summary>
1133         /// Child Property of FlexContainer.<br>
1134         /// The proportion of the free space in the container the flex item will receive.<br>
1135         /// If all items in the container set this property, their sizes will be proportional to the specified flex factor.<br>
1136         /// </summary>
1137         public float Flex
1138         {
1139             get
1140             {
1141                 float temp = 0.0f;
1142                 GetProperty(FlexContainer.ChildProperty.FLEX).Get(ref temp);
1143                 return temp;
1144             }
1145             set
1146             {
1147                 SetProperty(FlexContainer.ChildProperty.FLEX, new Tizen.NUI.PropertyValue(value));
1148             }
1149         }
1150
1151         /// <summary>
1152         /// Child Property of FlexContainer.<br>
1153         /// The alignment of the flex item along the cross axis, which, if set, overides the default alignment for all items in the container.<br>
1154         /// </summary>
1155         public int AlignSelf
1156         {
1157             get
1158             {
1159                 int temp = 0;
1160                 GetProperty(FlexContainer.ChildProperty.ALIGN_SELF).Get(ref temp);
1161                 return temp;
1162             }
1163             set
1164             {
1165                 SetProperty(FlexContainer.ChildProperty.ALIGN_SELF, new Tizen.NUI.PropertyValue(value));
1166             }
1167         }
1168
1169         /// <summary>
1170         /// Child Property of FlexContainer.<br>
1171         /// The space around the flex item.<br>
1172         /// </summary>
1173         public Vector4 FlexMargin
1174         {
1175             get
1176             {
1177                 Vector4 temp = new Vector4(0.0f, 0.0f, 0.0f, 0.0f);
1178                 GetProperty(FlexContainer.ChildProperty.FLEX_MARGIN).Get(temp);
1179                 return temp;
1180             }
1181             set
1182             {
1183                 SetProperty(FlexContainer.ChildProperty.FLEX_MARGIN, new Tizen.NUI.PropertyValue(value));
1184             }
1185         }
1186
1187         /// <summary>
1188         /// The top-left cell this child occupies, if not set, the first available cell is used
1189         /// </summary>
1190         public Vector2 CellIndex
1191         {
1192             get
1193             {
1194                 Vector2 temp = new Vector2(0.0f, 0.0f);
1195                 GetProperty(TableView.ChildProperty.CELL_INDEX).Get(temp);
1196                 return temp;
1197             }
1198             set
1199             {
1200                 SetProperty(TableView.ChildProperty.CELL_INDEX, new Tizen.NUI.PropertyValue(value));
1201             }
1202         }
1203
1204         /// <summary>
1205         /// The number of rows this child occupies, if not set, default value is 1
1206         /// </summary>
1207         public float RowSpan
1208         {
1209             get
1210             {
1211                 float temp = 0.0f;
1212                 GetProperty(TableView.ChildProperty.ROW_SPAN).Get(ref temp);
1213                 return temp;
1214             }
1215             set
1216             {
1217                 SetProperty(TableView.ChildProperty.ROW_SPAN, new Tizen.NUI.PropertyValue(value));
1218             }
1219         }
1220
1221         /// <summary>
1222         /// The number of columns this child occupies, if not set, default value is 1
1223         /// </summary>
1224         public float ColumnSpan
1225         {
1226             get
1227             {
1228                 float temp = 0.0f;
1229                 GetProperty(TableView.ChildProperty.COLUMN_SPAN).Get(ref temp);
1230                 return temp;
1231             }
1232             set
1233             {
1234                 SetProperty(TableView.ChildProperty.COLUMN_SPAN, new Tizen.NUI.PropertyValue(value));
1235             }
1236         }
1237
1238         /// <summary>
1239         /// The horizontal alignment of this child inside the cells, if not set, default value is 'left'
1240         /// </summary>
1241         public Tizen.NUI.HorizontalAlignmentType CellHorizontalAlignment
1242         {
1243             get
1244             {
1245                 string temp;
1246                 if (GetProperty(TableView.ChildProperty.CELL_HORIZONTAL_ALIGNMENT).Get(out temp) == false)
1247                 {
1248                     //Tizen.Log.Error("NUI", "CellHorizontalAlignment get error!");
1249                 }
1250
1251                 switch (temp)
1252                 {
1253                     case "left":
1254                         return Tizen.NUI.HorizontalAlignmentType.Left;
1255                     case "center":
1256                         return Tizen.NUI.HorizontalAlignmentType.Center;
1257                     case "right":
1258                         return Tizen.NUI.HorizontalAlignmentType.Right;
1259                     default:
1260                         return Tizen.NUI.HorizontalAlignmentType.Left;
1261                 }
1262             }
1263             set
1264             {
1265                 string valueToString = "";
1266                 switch (value)
1267                 {
1268                     case Tizen.NUI.HorizontalAlignmentType.Left:
1269                     {
1270                         valueToString = "left";
1271                         break;
1272                     }
1273                     case Tizen.NUI.HorizontalAlignmentType.Center:
1274                     {
1275                         valueToString = "center";
1276                         break;
1277                     }
1278                     case Tizen.NUI.HorizontalAlignmentType.Right:
1279                     {
1280                         valueToString = "right";
1281                         break;
1282                     }
1283                     default:
1284                     {
1285                         valueToString = "left";
1286                         break;
1287                     }
1288                 }
1289                 SetProperty(TableView.ChildProperty.CELL_HORIZONTAL_ALIGNMENT, new Tizen.NUI.PropertyValue(valueToString));
1290             }
1291         }
1292
1293         /// <summary>
1294         /// The vertical alignment of this child inside the cells, if not set, default value is 'top'
1295         /// </summary>
1296         public Tizen.NUI.VerticalAlignmentType CellVerticalAlignment
1297         {
1298             get
1299             {
1300                 string temp;
1301                 GetProperty(TableView.ChildProperty.CELL_VERTICAL_ALIGNMENT).Get(out temp);
1302                 {
1303                     //Tizen.Log.Error("NUI", "CellVerticalAlignment get error!");
1304                 }
1305
1306                 switch (temp)
1307                 {
1308                     case "top":
1309                         return Tizen.NUI.VerticalAlignmentType.Top;
1310                     case "center":
1311                         return Tizen.NUI.VerticalAlignmentType.Center;
1312                     case "bottom":
1313                         return Tizen.NUI.VerticalAlignmentType.Bottom;
1314                     default:
1315                         return Tizen.NUI.VerticalAlignmentType.Top;
1316                 }
1317             }
1318             set
1319             {
1320                 string valueToString = "";
1321                 switch (value)
1322                 {
1323                     case Tizen.NUI.VerticalAlignmentType.Top:
1324                     {
1325                         valueToString = "top";
1326                         break;
1327                     }
1328                     case Tizen.NUI.VerticalAlignmentType.Center:
1329                     {
1330                         valueToString = "center";
1331                         break;
1332                     }
1333                     case Tizen.NUI.VerticalAlignmentType.Bottom:
1334                     {
1335                         valueToString = "bottom";
1336                         break;
1337                     }
1338                     default:
1339                     {
1340                         valueToString = "top";
1341                         break;
1342                     }
1343                 }
1344                 SetProperty(TableView.ChildProperty.CELL_VERTICAL_ALIGNMENT, new Tizen.NUI.PropertyValue(valueToString));
1345             }
1346         }
1347
1348         /// <summary>
1349         /// The left focusable view.<br>
1350         /// This will return NULL if not set.<br>
1351         /// This will also return NULL if the specified left focusable view is not on stage.<br>
1352         /// </summary>
1353         public View LeftFocusableView
1354         {
1355             // As native side will be only storing IDs so need a logic to convert View to ID and vice-versa.
1356             get
1357             {
1358                 if (LeftFocusableActorId >= 0)
1359                 {
1360                     return ConvertIdToView((uint)LeftFocusableActorId);
1361                 }
1362                 return null;
1363             }
1364             set
1365             {
1366                 LeftFocusableActorId = (int)value.GetId();
1367             }
1368         }
1369
1370         /// <summary>
1371         /// The right focusable view.<br>
1372         /// This will return NULL if not set.<br>
1373         /// This will also return NULL if the specified right focusable view is not on stage.<br>
1374         /// </summary>
1375         public View RightFocusableView
1376         {
1377             // As native side will be only storing IDs so need a logic to convert View to ID and vice-versa.
1378             get
1379             {
1380                 if (RightFocusableActorId >= 0)
1381                 {
1382                     return ConvertIdToView((uint)RightFocusableActorId);
1383                 }
1384                 return null;
1385             }
1386             set
1387             {
1388                 RightFocusableActorId = (int)value.GetId();
1389             }
1390         }
1391
1392         /// <summary>
1393         /// The up focusable view.<br>
1394         /// This will return NULL if not set.<br>
1395         /// This will also return NULL if the specified up focusable view is not on stage.<br>
1396         /// </summary>
1397         public View UpFocusableView
1398         {
1399             // As native side will be only storing IDs so need a logic to convert View to ID and vice-versa.
1400             get
1401             {
1402                 if (UpFocusableActorId >= 0)
1403                 {
1404                     return ConvertIdToView((uint)UpFocusableActorId);
1405                 }
1406                 return null;
1407             }
1408             set
1409             {
1410                 UpFocusableActorId = (int)value.GetId();
1411             }
1412         }
1413
1414         /// <summary>
1415         /// The down focusable view.<br>
1416         /// This will return NULL if not set.<br>
1417         /// This will also return NULL if the specified down focusable view is not on stage.<br>
1418         /// </summary>
1419         public View DownFocusableView
1420         {
1421             // As native side will be only storing IDs so need a logic to convert View to ID and vice-versa.
1422             get
1423             {
1424                 if (DownFocusableActorId >= 0)
1425                 {
1426                     return ConvertIdToView((uint)DownFocusableActorId);
1427                 }
1428                 return null;
1429             }
1430             set
1431             {
1432                 DownFocusableActorId = (int)value.GetId();
1433             }
1434         }
1435
1436         /// <summary>
1437         /// whether the view should be focusable by keyboard navigation.
1438         /// </summary>
1439         public bool Focusable
1440         {
1441             set
1442             {
1443                 SetKeyboardFocusable(value);
1444             }
1445             get
1446             {
1447                 return IsKeyboardFocusable();
1448             }
1449         }
1450
1451         /// <summary>
1452         /// Enumeration for describing the states of view.
1453         /// </summary>
1454         public enum States
1455         {
1456             /// <summary>
1457             /// Normal state
1458             /// </summary>
1459             Normal,
1460             /// <summary>
1461             /// Focused state
1462             /// </summary>
1463             Focused,
1464             /// <summary>
1465             /// Disabled state
1466             /// </summary>
1467             Disabled
1468         }
1469     }
1470
1471 }