Code:
/ Dotnetfx_Win7_3.5.1 / Dotnetfx_Win7_3.5.1 / 3.5.1 / DEVDIV / depot / DevDiv / releases / whidbey / NetFXspW7 / ndp / fx / src / xsp / System / Web / UI / DataBindingCollection.cs / 1 / DataBindingCollection.cs
//------------------------------------------------------------------------------ //// Copyright (c) Microsoft Corporation. All rights reserved. // //----------------------------------------------------------------------------- namespace System.Web.UI { using System; using System.Collections; using System.Collections.Specialized; using System.ComponentModel; using System.ComponentModel.Design; using System.Data; using System.Web.Util; using System.Security.Permissions; ////// [AspNetHostingPermission(SecurityAction.LinkDemand, Level=AspNetHostingPermissionLevel.Minimal)] public sealed class DataBindingCollection : ICollection { private EventHandler changedEvent; private Hashtable bindings; private Hashtable removedBindings; ////// public DataBindingCollection() { this.bindings = new Hashtable(StringComparer.OrdinalIgnoreCase); } ////// public int Count { get { return bindings.Count; } } ////// public bool IsReadOnly { get { return false; } } ////// public bool IsSynchronized { get { return false; } } ////// public string[] RemovedBindings { get { int bindingCount = 0; ICollection keys = null; if (removedBindings != null) { keys = removedBindings.Keys; bindingCount = keys.Count; string[] removedNames = new string[bindingCount]; int i = 0; foreach (string s in keys) { removedNames[i++] = s; } removedBindings.Clear(); return removedNames; } else { return new string[0]; } } } ////// private Hashtable RemovedBindingsTable { get { if (removedBindings == null) { removedBindings = new Hashtable(StringComparer.OrdinalIgnoreCase); } return removedBindings; } } ////// public object SyncRoot { get { return this; } } ////// public DataBinding this[string propertyName] { get { object o = bindings[propertyName]; if (o != null) return(DataBinding)o; return null; } } public event EventHandler Changed { add { changedEvent = (EventHandler)Delegate.Combine(changedEvent, value); } remove { changedEvent = (EventHandler)Delegate.Remove(changedEvent, value); } } ////// public void Add(DataBinding binding) { bindings[binding.PropertyName] = binding; RemovedBindingsTable.Remove(binding.PropertyName); OnChanged(); } ////// public bool Contains(string propertyName) { return bindings.Contains(propertyName); } ////// public void Clear() { ICollection keys = bindings.Keys; if ((keys.Count != 0) && (removedBindings == null)) { // ensure the removedBindings hashtable is created Hashtable h = RemovedBindingsTable; } foreach (string s in keys) { removedBindings[s] = String.Empty; } bindings.Clear(); OnChanged(); } ////// public void CopyTo(Array array, int index) { for (IEnumerator e = this.GetEnumerator(); e.MoveNext();) array.SetValue(e.Current, index++); } ////// public IEnumerator GetEnumerator() { return bindings.Values.GetEnumerator(); } private void OnChanged() { if (changedEvent != null) { changedEvent(this, EventArgs.Empty); } } ////// public void Remove(string propertyName) { Remove(propertyName, true); } ////// public void Remove(DataBinding binding) { Remove(binding.PropertyName, true); } ////// public void Remove(string propertyName, bool addToRemovedList) { if (Contains(propertyName)) { bindings.Remove(propertyName); if (addToRemovedList) { RemovedBindingsTable[propertyName] = String.Empty; } OnChanged(); } } } } // File provided for Reference Use Only by Microsoft Corporation (c) 2007. //------------------------------------------------------------------------------ //// Copyright (c) Microsoft Corporation. All rights reserved. // //----------------------------------------------------------------------------- namespace System.Web.UI { using System; using System.Collections; using System.Collections.Specialized; using System.ComponentModel; using System.ComponentModel.Design; using System.Data; using System.Web.Util; using System.Security.Permissions; ////// [AspNetHostingPermission(SecurityAction.LinkDemand, Level=AspNetHostingPermissionLevel.Minimal)] public sealed class DataBindingCollection : ICollection { private EventHandler changedEvent; private Hashtable bindings; private Hashtable removedBindings; ////// public DataBindingCollection() { this.bindings = new Hashtable(StringComparer.OrdinalIgnoreCase); } ////// public int Count { get { return bindings.Count; } } ////// public bool IsReadOnly { get { return false; } } ////// public bool IsSynchronized { get { return false; } } ////// public string[] RemovedBindings { get { int bindingCount = 0; ICollection keys = null; if (removedBindings != null) { keys = removedBindings.Keys; bindingCount = keys.Count; string[] removedNames = new string[bindingCount]; int i = 0; foreach (string s in keys) { removedNames[i++] = s; } removedBindings.Clear(); return removedNames; } else { return new string[0]; } } } ////// private Hashtable RemovedBindingsTable { get { if (removedBindings == null) { removedBindings = new Hashtable(StringComparer.OrdinalIgnoreCase); } return removedBindings; } } ////// public object SyncRoot { get { return this; } } ////// public DataBinding this[string propertyName] { get { object o = bindings[propertyName]; if (o != null) return(DataBinding)o; return null; } } public event EventHandler Changed { add { changedEvent = (EventHandler)Delegate.Combine(changedEvent, value); } remove { changedEvent = (EventHandler)Delegate.Remove(changedEvent, value); } } ////// public void Add(DataBinding binding) { bindings[binding.PropertyName] = binding; RemovedBindingsTable.Remove(binding.PropertyName); OnChanged(); } ////// public bool Contains(string propertyName) { return bindings.Contains(propertyName); } ////// public void Clear() { ICollection keys = bindings.Keys; if ((keys.Count != 0) && (removedBindings == null)) { // ensure the removedBindings hashtable is created Hashtable h = RemovedBindingsTable; } foreach (string s in keys) { removedBindings[s] = String.Empty; } bindings.Clear(); OnChanged(); } ////// public void CopyTo(Array array, int index) { for (IEnumerator e = this.GetEnumerator(); e.MoveNext();) array.SetValue(e.Current, index++); } ////// public IEnumerator GetEnumerator() { return bindings.Values.GetEnumerator(); } private void OnChanged() { if (changedEvent != null) { changedEvent(this, EventArgs.Empty); } } ////// public void Remove(string propertyName) { Remove(propertyName, true); } ////// public void Remove(DataBinding binding) { Remove(binding.PropertyName, true); } ////// public void Remove(string propertyName, bool addToRemovedList) { if (Contains(propertyName)) { bindings.Remove(propertyName); if (addToRemovedList) { RemovedBindingsTable[propertyName] = String.Empty; } OnChanged(); } } } } // File provided for Reference Use Only by Microsoft Corporation (c) 2007.
Link Menu
This book is available now!
Buy at Amazon US or
Buy at Amazon UK
- CaseInsensitiveOrdinalStringComparer.cs
- Wow64ConfigurationLoader.cs
- MDIWindowDialog.cs
- HandlerBase.cs
- SettingsContext.cs
- DuplexChannelBinder.cs
- UnknownWrapper.cs
- CompiledIdentityConstraint.cs
- RequestContext.cs
- ToolStripSeparatorRenderEventArgs.cs
- TextRange.cs
- FormView.cs
- WriteTimeStream.cs
- BaseParagraph.cs
- EnumBuilder.cs
- MediaPlayer.cs
- SecurityTokenContainer.cs
- DataReceivedEventArgs.cs
- ListViewHitTestInfo.cs
- SchemaLookupTable.cs
- ObjectResult.cs
- Membership.cs
- ObjectTag.cs
- DetailsViewUpdateEventArgs.cs
- PolicyManager.cs
- DescendantQuery.cs
- QilLoop.cs
- DesignerOptionService.cs
- DocumentReferenceCollection.cs
- FormatException.cs
- CssClassPropertyAttribute.cs
- XmlSchemaAny.cs
- TraceHandlerErrorFormatter.cs
- XmlSerializerAssemblyAttribute.cs
- ConstraintStruct.cs
- HebrewCalendar.cs
- PopupRoot.cs
- HttpHostedTransportConfiguration.cs
- ListParagraph.cs
- MultiBinding.cs
- SelectionEditingBehavior.cs
- ISFTagAndGuidCache.cs
- TracingConnection.cs
- DropDownButton.cs
- InteropTrackingRecord.cs
- IPEndPoint.cs
- PackageStore.cs
- Soap.cs
- DisplayNameAttribute.cs
- CompilerHelpers.cs
- MimeMultiPart.cs
- ReflectionUtil.cs
- ErrorFormatter.cs
- Error.cs
- UIntPtr.cs
- AnimationException.cs
- GlobalDataBindingHandler.cs
- UmAlQuraCalendar.cs
- FormsAuthentication.cs
- login.cs
- EntityDataSourceSelectingEventArgs.cs
- IMembershipProvider.cs
- XmlSchemaSet.cs
- MenuItemStyleCollection.cs
- DnsPermission.cs
- TreeNodeCollection.cs
- TypefaceMap.cs
- PointUtil.cs
- WindowsTooltip.cs
- Focus.cs
- Classification.cs
- ExtensionElementCollection.cs
- EventManager.cs
- TextServicesDisplayAttribute.cs
- VsPropertyGrid.cs
- PackageDigitalSignature.cs
- TableLayoutRowStyleCollection.cs
- EncryptedPackageFilter.cs
- OrderingInfo.cs
- VirtualDirectoryMappingCollection.cs
- XmlSchemaGroup.cs
- TextPointer.cs
- SplineQuaternionKeyFrame.cs
- CustomErrorCollection.cs
- ListSourceHelper.cs
- SqlBooleanMismatchVisitor.cs
- GlyphInfoList.cs
- MediaEntryAttribute.cs
- DesignTimeValidationFeature.cs
- SqlDataSourceFilteringEventArgs.cs
- SiteMapNodeItem.cs
- InputLanguageCollection.cs
- sqlser.cs
- RootBrowserWindowProxy.cs
- EventHandlerService.cs
- XmlDataCollection.cs
- CultureInfo.cs
- DirectoryInfo.cs
- ScriptReference.cs
- KeyValueSerializer.cs