diff options
author | Wade Berrier <wade@mono-cvs.ximian.com> | 2006-02-28 23:08:50 +0300 |
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committer | Wade Berrier <wade@mono-cvs.ximian.com> | 2006-02-28 23:08:50 +0300 |
commit | 933491861325258994290ac573f66db398b2151c (patch) | |
tree | 5717dd3ac39bc7b233e373c160e2c4662f4f9f43 /mcs/class/Managed.Windows.Forms/System.Windows.Forms/BindingManagerBase.cs | |
parent | 195be47f2f0c0d6a78e398b80f7916d53110919b (diff) | |
parent | 543a824b06d71ae56e982ead9d213eba6207cad7 (diff) |
pull in changes from trunkmono-1-1-13-3
svn path=/branches/mono-1-1-13/mcs/; revision=57423
Diffstat (limited to 'mcs/class/Managed.Windows.Forms/System.Windows.Forms/BindingManagerBase.cs')
-rw-r--r-- | mcs/class/Managed.Windows.Forms/System.Windows.Forms/BindingManagerBase.cs | 153 |
1 files changed, 153 insertions, 0 deletions
diff --git a/mcs/class/Managed.Windows.Forms/System.Windows.Forms/BindingManagerBase.cs b/mcs/class/Managed.Windows.Forms/System.Windows.Forms/BindingManagerBase.cs new file mode 100644 index 00000000000..e3ab60b7170 --- /dev/null +++ b/mcs/class/Managed.Windows.Forms/System.Windows.Forms/BindingManagerBase.cs @@ -0,0 +1,153 @@ +// Permission is hereby granted, free of charge, to any person obtaining +// a copy of this software and associated documentation files (the +// "Software"), to deal in the Software without restriction, including +// without limitation the rights to use, copy, modify, merge, publish, +// distribute, sublicense, and/or sell copies of the Software, and to +// permit persons to whom the Software is furnished to do so, subject to +// the following conditions: +// +// The above copyright notice and this permission notice shall be +// included in all copies or substantial portions of the Software. +// +// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, +// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF +// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND +// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE +// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION +// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION +// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. +// +// Copyright (c) 2004-2005 Novell, Inc. +// +// Authors: +// Peter Bartok pbartok@novell.com +// Jackson Harper jackson@ximian.com +// + + +// NOT COMPLETE + +using System.ComponentModel; +using System.Collections; + +namespace System.Windows.Forms { + public abstract class BindingManagerBase { + private BindingsCollection bindings; + private bool pulling_data; + + private static int count = 0; + private int id = count++; + +#region Public Constructors + public BindingManagerBase() { + } + #endregion // Public Constructors + + #region Protected Instance Fields + protected EventHandler onCurrentChangedHandler; + protected EventHandler onPositionChangedHandler; + #endregion // Protected Instance Fields + + #region Public Instance Properties + public BindingsCollection Bindings { + get { + if (bindings == null) { + bindings = new BindingsCollection (); + } + return bindings; + } + } + + public abstract int Count { + get; + } + + public abstract object Current { + get; + } + + public abstract int Position { + get; set; + } + #endregion // Public Instance Properties + + #region Public Instance Methods + public abstract void AddNew(); + + public abstract void CancelCurrentEdit(); + + public abstract void EndCurrentEdit(); + + public abstract PropertyDescriptorCollection GetItemProperties(); + + public abstract void RemoveAt(int index); + + public abstract void ResumeBinding(); + + public abstract void SuspendBinding(); + #endregion // Public Instance Methods + + internal abstract bool IsSuspended { + get; + } + + #region Protected Instance Methods + [MonoTODO] + protected internal virtual PropertyDescriptorCollection GetItemProperties(System.Collections.ArrayList dataSources, System.Collections.ArrayList listAccessors) { + throw new NotImplementedException(); + } + + [MonoTODO] + protected virtual PropertyDescriptorCollection GetItemProperties(Type lisType, int offset, System.Collections.ArrayList dataSources, System.Collections.ArrayList listAccessors) { + throw new NotImplementedException(); + } + + protected internal abstract string GetListName (System.Collections.ArrayList listAccessors); + + protected internal abstract void OnCurrentChanged (EventArgs e); + + protected void PullData() + { + pulling_data = true; + try { + UpdateIsBinding (); + foreach (Binding binding in Bindings) + binding.PullData (); + } finally { + pulling_data = false; + } + } + + protected void PushData() + { + if (pulling_data) + return; + + UpdateIsBinding (); + foreach (Binding binding in Bindings) + binding.PushData (); + } + + protected abstract void UpdateIsBinding(); + #endregion // Protected Instance Methods + + internal void AddBinding (Binding binding) + { + if (Bindings.Contains (binding)) + return; + Bindings.Add (binding); + } + + #region Events + public event EventHandler CurrentChanged { + add { onCurrentChangedHandler += value; } + remove { onCurrentChangedHandler -= value; } + } + + public event EventHandler PositionChanged { + add { onPositionChangedHandler += value; } + remove { onPositionChangedHandler -= value; } + } + #endregion // Events + } +} |