BindingsCollection.cs 3.2 KB

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  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
  4. // without limitation the rights to use, copy, modify, merge, publish,
  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 Novell, Inc.
  21. //
  22. // Authors:
  23. // Peter Bartok [email protected]
  24. //
  25. //
  26. // COMPLETE
  27. using System.Collections;
  28. using System.ComponentModel;
  29. namespace System.Windows.Forms {
  30. public class BindingsCollection : BaseCollection {
  31. #region Public Constructors
  32. internal BindingsCollection () {
  33. }
  34. #endregion // Public Constructors
  35. #region Public Instance Properties
  36. public override int Count {
  37. get {
  38. return base.Count;
  39. }
  40. }
  41. public Binding this[int index] {
  42. get {
  43. return (Binding)(base.List[index]);
  44. }
  45. }
  46. #endregion // Public Instance Properties
  47. #region Protected Instance Properties
  48. protected override ArrayList List {
  49. get {
  50. return base.List;
  51. }
  52. }
  53. #endregion // Protected Instance Properties
  54. #region Protected Instance Methods
  55. protected internal void Add(Binding binding) {
  56. AddCore(binding);
  57. }
  58. protected virtual void AddCore(Binding dataBinding) {
  59. base.List.Add(dataBinding);
  60. OnCollectionChanged(new CollectionChangeEventArgs(CollectionChangeAction.Add, base.List));
  61. }
  62. protected internal void Clear() {
  63. ClearCore();
  64. }
  65. protected virtual void ClearCore() {
  66. base.List.Clear();
  67. OnCollectionChanged(new CollectionChangeEventArgs(CollectionChangeAction.Refresh, base.List));
  68. }
  69. protected virtual void OnCollectionChanged(System.ComponentModel.CollectionChangeEventArgs ccevent) {
  70. if (CollectionChanged!=null) CollectionChanged(this, ccevent);
  71. }
  72. protected internal void Remove(Binding binding) {
  73. RemoveCore(binding);
  74. }
  75. protected internal void RemoveAt(int index) {
  76. base.List.RemoveAt(index);
  77. OnCollectionChanged(new CollectionChangeEventArgs(CollectionChangeAction.Remove, base.List));
  78. }
  79. protected virtual void RemoveCore(Binding dataBinding) {
  80. base.List.Remove(dataBinding);
  81. OnCollectionChanged(new CollectionChangeEventArgs(CollectionChangeAction.Remove, base.List));
  82. }
  83. protected internal bool ShouldSerializeMyAll() {
  84. if (this.Count>0) {
  85. return(true);
  86. } else {
  87. return(false);
  88. }
  89. }
  90. #endregion // Public Instance Methods
  91. #region Events
  92. public event CollectionChangeEventHandler CollectionChanged;
  93. #endregion // Events
  94. }
  95. }