From d40fed5ce2bc806a91245adb18039634eac13ed0 Mon Sep 17 00:00:00 2001 From: MichaelTheShifter Date: Wed, 20 Jul 2016 09:40:36 -0400 Subject: Move ShiftUI source code to ShiftOS This'll be a lot easier to work on. --- .../ShiftUI/Internal/ControlBindingsCollection.cs | 204 +++++++++++++++++++++ 1 file changed, 204 insertions(+) create mode 100644 source/ShiftUI/Internal/ControlBindingsCollection.cs (limited to 'source/ShiftUI/Internal/ControlBindingsCollection.cs') diff --git a/source/ShiftUI/Internal/ControlBindingsCollection.cs b/source/ShiftUI/Internal/ControlBindingsCollection.cs new file mode 100644 index 0000000..345efee --- /dev/null +++ b/source/ShiftUI/Internal/ControlBindingsCollection.cs @@ -0,0 +1,204 @@ +// 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: +// Jackson Harper (jackson@ximian.com) + + +using System; +using System.Collections; +using System.ComponentModel; +using System.Reflection; + + +namespace ShiftUI { + [DefaultEvent("CollectionChanged")] + public class WidgetBindingsCollection : BindingsCollection { + #region Fields + private Widget control; + private IBindableComponent bindable_component; + private DataSourceUpdateMode default_datasource_update_mode; + #endregion // Fields + + #region Constructors + internal WidgetBindingsCollection (Widget control) { + this.control = control; + bindable_component = this.control as IBindableComponent; + default_datasource_update_mode = DataSourceUpdateMode.OnValidation; + } + + public WidgetBindingsCollection (IBindableComponent control) + { + bindable_component = control; + control = control as Widget; + default_datasource_update_mode = DataSourceUpdateMode.OnValidation; + } + #endregion // Constructors + + #region Public Instance Properties + public Widget Widget { + get { + return control; + } + } + + public Binding this[string propertyName] { + get { + foreach (Binding b in base.List) { + if (b.PropertyName == propertyName) { + return b; + } + } + return null; + } + } + + public IBindableComponent BindableComponent { + get { + return bindable_component; + } + } + + public DataSourceUpdateMode DefaultDataSourceUpdateMode { + get { + return default_datasource_update_mode; + } + set { + default_datasource_update_mode = value; + } + } + #endregion // Public Instance Properties + + #region Public Instance Methods + public new void Add (Binding binding) + { + AddCore (binding); + OnCollectionChanged (new CollectionChangeEventArgs (CollectionChangeAction.Add, binding)); + } + + public Binding Add (string propertyName, object dataSource, string dataMember) + { + if (dataSource == null) + throw new ArgumentNullException ("dataSource"); + + Binding res = new Binding (propertyName, dataSource, dataMember); + res.DataSourceUpdateMode = default_datasource_update_mode; + Add (res); + return res; + } + + public Binding Add (string propertyName, object dataSource, string dataMember, bool formattingEnabled) + { + return Add (propertyName, dataSource, dataMember, formattingEnabled, default_datasource_update_mode, null, String.Empty, null); + } + + public Binding Add (string propertyName, object dataSource, string dataMember, bool formattingEnabled, DataSourceUpdateMode updateMode) + { + return Add (propertyName, dataSource, dataMember, formattingEnabled, updateMode, null, String.Empty, null); + } + + public Binding Add (string propertyName, object dataSource, string dataMember, bool formattingEnabled, DataSourceUpdateMode updateMode, + object nullValue) + { + return Add (propertyName, dataSource, dataMember, formattingEnabled, updateMode, nullValue, String.Empty, null); + } + + public Binding Add (string propertyName, object dataSource, string dataMember, bool formattingEnabled, DataSourceUpdateMode updateMode, + object nullValue, string formatString) + { + return Add (propertyName, dataSource, dataMember, formattingEnabled, updateMode, nullValue, formatString, null); + } + + public Binding Add (string propertyName, object dataSource, string dataMember, bool formattingEnabled, DataSourceUpdateMode updateMode, + object nullValue, string formatString, IFormatProvider formatInfo) + { + if (dataSource == null) + throw new ArgumentNullException ("dataSource"); + + Binding res = new Binding (propertyName, dataSource, dataMember); + res.FormattingEnabled = formattingEnabled; + res.DataSourceUpdateMode = updateMode; + res.NullValue = nullValue; + res.FormatString = formatString; + res.FormatInfo = formatInfo; + + Add (res); + return res; + } + + public new void Clear() { + base.Clear(); + } + + public new void Remove (Binding binding) { + if (binding == null) + throw new NullReferenceException("The binding is null"); + + base.Remove(binding); + } + + public new void RemoveAt(int index) { + if (index < 0 || index >= base.List.Count) + throw new ArgumentOutOfRangeException("index"); + + base.RemoveAt(index); + } + #endregion // Public Instance Methods + + #region Protected Instance Methods + protected override void AddCore (Binding dataBinding) + { + if (dataBinding == null) + throw new ArgumentNullException ("dataBinding"); + + if (dataBinding.Widget != null && dataBinding.BindableComponent != bindable_component) + throw new ArgumentException ("dataBinding belongs to another BindingsCollection"); + + for (int i = 0; i < Count; i++) { + Binding bnd = this [i]; + if (bnd == null || bnd.PropertyName.Length == 0 || dataBinding.PropertyName.Length == 0) { + continue; + } + + if (String.Compare (bnd.PropertyName, dataBinding.PropertyName, true) == 0) { + throw new ArgumentException ("The binding is already in the collection"); + } + } + + dataBinding.SetWidget (bindable_component); + dataBinding.Check (); + base.AddCore (dataBinding); + } + + protected override void ClearCore() { + base.ClearCore (); + } + + protected override void RemoveCore (Binding dataBinding) { + if (dataBinding == null) + throw new ArgumentNullException ("dataBinding"); + + base.RemoveCore (dataBinding); + } + #endregion // Protected Instance Methods + } +} + -- cgit v1.2.3