mcs/class/Managed.Windows.Forms/System.Windows.Forms/DragEventArgs.cs

   1 // Permission is hereby granted, free of charge, to any person obtaining
   2 // a copy of this software and associated documentation files (the
   3 // "Software"), to deal in the Software without restriction, including
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   5 // distribute, sublicense, and/or sell copies of the Software, and to
   6 // permit persons to whom the Software is furnished to do so, subject to
   7 // the following conditions:
   8 //
   9 // The above copyright notice and this permission notice shall be
  10 // included in all copies or substantial portions of the Software.
  11 //
  12 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
  13 // EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  14 // MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
  15 // NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
  16 // LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
  17 // OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
  18 // WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  19 //
  20 // Copyright (c) 2004-2005 Novell, Inc.
  21 //
  22 // Authors:
  23 //      Peter Bartok    pbartok@novell.com
  24 //
  25 //
  26
  27
  28 // COMPLETE
  29
  30 using System.Runtime.InteropServices;
  31
  32 namespace System.Windows.Forms {
  33         [ComVisible(true)]
  34         public class DragEventArgs : EventArgs {
  35                 internal int                    x;
  36                 internal int                    y;
  37                 internal int                    keystate;
  38                 internal DragDropEffects        allowed_effect;
  39                 internal DragDropEffects        current_effect;
  40                 internal IDataObject            data_object;
  41
  42                 #region Public Constructors
  43                 public DragEventArgs(IDataObject data, int keyState, int x, int y, DragDropEffects allowedEffect, DragDropEffects effect) {
  44                         this.x=x;
  45                         this.y=y;
  46                         this.keystate=keyState;
  47                         this.allowed_effect=allowedEffect;
  48                         this.current_effect=effect;
  49                         this.data_object=data;
  50                 }
  51                 #endregion      // Public Constructors
  52
  53                 #region Public Instance Properties
  54                 public DragDropEffects AllowedEffect {
  55                         get {
  56                                 return this.allowed_effect;
  57                         }
  58                 }
  59
  60                 public IDataObject Data {
  61                         get {
  62                                 return this.data_object;
  63                         }
  64                 }
  65
  66                 public DragDropEffects Effect {
  67                         get {
  68                                 return this.current_effect;
  69                         }
  70
  71                         set {
  72                                 if ((value & this.allowed_effect)!=0) {
  73                                         this.current_effect=value;
  74                                 }
  75                         }
  76                 }
  77
  78                 public int KeyState {
  79                         get {
  80                                 return this.keystate;
  81                         }
  82                 }
  83
  84                 public int X {
  85                         get {
  86                                 return this.x;
  87                         }
  88                 }
  89
  90                 public int Y {
  91                         get {
  92                                 return this.y;
  93                         }
  94                 }
  95                 #endregion      // Public Instance Properties
  96         }
  97 }