Code:
/ DotNET / DotNET / 8.0 / untmp / Orcas / RTM / ndp / fx / src / xsp / System / Web / Extensions / ui / webcontrols / DataPagerField.cs / 2 / DataPagerField.cs
//------------------------------------------------------------------------------ //// Copyright (c) Microsoft Corporation. All rights reserved. // //----------------------------------------------------------------------------- using System; using System.ComponentModel; using System.Diagnostics.CodeAnalysis; using System.Web; using System.Web.UI; namespace System.Web.UI.WebControls { [AspNetHostingPermission(System.Security.Permissions.SecurityAction.LinkDemand, Level=AspNetHostingPermissionLevel.Minimal)] [AspNetHostingPermission(System.Security.Permissions.SecurityAction.InheritanceDemand, Level=AspNetHostingPermissionLevel.Minimal)] public abstract class DataPagerField : IStateManager { private StateBag _stateBag; private bool _trackViewState; private DataPager _dataPager; internal event EventHandler FieldChanged; protected DataPagerField() { _stateBag = new StateBag(); } protected StateBag ViewState { get { return _stateBag; } } protected bool IsTrackingViewState { get { return _trackViewState; } } protected DataPager DataPager { get { return _dataPager; } } protected bool QueryStringHandled { get { return DataPager.QueryStringHandled; } set { DataPager.QueryStringHandled = value; } } protected string QueryStringValue { get { return DataPager.QueryStringValue; } } [ Category("Behavior"), DefaultValue(true), ResourceDescription("DataPagerField_Visible") ] public bool Visible { get { object o = ViewState["Visible"]; if (o != null) { return (bool)o; } return true; } set { if (value != Visible) { ViewState["Visible"] = value; OnFieldChanged(); } } } protected internal DataPagerField CloneField() { DataPagerField newField = CreateField(); CopyProperties(newField); return newField; } protected virtual void CopyProperties(DataPagerField newField) { newField.Visible = Visible; } public abstract void CreateDataPagers(DataPagerFieldItem container, int startRowIndex, int maximumRows, int totalRowCount, int fieldIndex); protected abstract DataPagerField CreateField(); [SuppressMessage("Microsoft.Design", "CA1055:UriReturnValuesShouldNotBeStrings", Justification="Return value matches HyperLink.NavigateUrl property type.")] protected string GetQueryStringNavigateUrl(int pageNumber) { return DataPager.GetQueryStringNavigateUrl(pageNumber); } [SuppressMessage("Microsoft.Security", "CA2109:ReviewVisibleEventHandlers", MessageId = "0#")] public abstract void HandleEvent(CommandEventArgs e); protected virtual void LoadViewState(object savedState) { if (savedState != null) { object[] myState = (object[])savedState; if (myState[0] != null) ((IStateManager)ViewState).LoadViewState(myState[0]); } } protected virtual void OnFieldChanged() { if (FieldChanged != null) { FieldChanged(this, EventArgs.Empty); } } protected virtual object SaveViewState() { object state = ((IStateManager)ViewState).SaveViewState(); if ((state != null)) { return new object[1] { state }; } return null; } internal void SetDirty() { _stateBag.SetDirty(true); } internal void SetDataPager(DataPager dataPager) { _dataPager = dataPager; } protected virtual void TrackViewState() { _trackViewState = true; ((IStateManager)ViewState).TrackViewState(); } #region IStateManager ////// /// Return true if tracking state changes. /// bool IStateManager.IsTrackingViewState { get { return IsTrackingViewState; } } ////// /// Load previously saved state. /// void IStateManager.LoadViewState(object state) { LoadViewState(state); } ////// /// Start tracking state changes. /// void IStateManager.TrackViewState() { TrackViewState(); } ////// /// Return object containing state changes. /// object IStateManager.SaveViewState() { return SaveViewState(); } #endregion IStateManager } } // File provided for Reference Use Only by Microsoft Corporation (c) 2007. // Copyright (c) Microsoft Corporation. All rights reserved.
Link Menu
This book is available now!
Buy at Amazon US or
Buy at Amazon UK
- ReferencedType.cs
- NativeMethods.cs
- SymmetricAlgorithm.cs
- PowerModeChangedEventArgs.cs
- SafeRightsManagementHandle.cs
- HandleCollector.cs
- MinimizableAttributeTypeConverter.cs
- UriSection.cs
- _HeaderInfoTable.cs
- DrawingGroup.cs
- DrawListViewSubItemEventArgs.cs
- Models.cs
- Base64Stream.cs
- DirectoryObjectSecurity.cs
- WindowsContainer.cs
- CroppedBitmap.cs
- Border.cs
- SR.cs
- ReadonlyMessageFilter.cs
- WebPartConnection.cs
- DbReferenceCollection.cs
- EntityContainerAssociationSetEnd.cs
- WindowsListViewGroupSubsetLink.cs
- SqlUtils.cs
- BitmapMetadata.cs
- Viewport2DVisual3D.cs
- OleDbParameter.cs
- XmlKeywords.cs
- GridPatternIdentifiers.cs
- PathGradientBrush.cs
- Frame.cs
- XmlSchemaChoice.cs
- TreeViewItemAutomationPeer.cs
- XmlChildNodes.cs
- PageCatalogPart.cs
- KnownTypesHelper.cs
- TextElementEditingBehaviorAttribute.cs
- OwnerDrawPropertyBag.cs
- SuppressMergeCheckAttribute.cs
- HtmlLabelAdapter.cs
- SubpageParaClient.cs
- RefreshEventArgs.cs
- RelatedImageListAttribute.cs
- SvcMapFileSerializer.cs
- UserUseLicenseDictionaryLoader.cs
- ResourceReader.cs
- SudsCommon.cs
- MexHttpBindingCollectionElement.cs
- TabControlCancelEvent.cs
- QilInvoke.cs
- CacheMemory.cs
- ElementAction.cs
- UserControl.cs
- DeflateEmulationStream.cs
- XmlSchemaCompilationSettings.cs
- XpsS0ValidatingLoader.cs
- UIPropertyMetadata.cs
- BehaviorEditorPart.cs
- ZipIOZip64EndOfCentralDirectoryLocatorBlock.cs
- ClientType.cs
- RijndaelManaged.cs
- TemplateBindingExpression.cs
- PreloadedPackages.cs
- PropertyChangedEventArgs.cs
- ExpressionBuilder.cs
- ExceptionNotification.cs
- UnsafeNativeMethods.cs
- DataGridViewButtonColumn.cs
- ObjectAnimationUsingKeyFrames.cs
- HashCoreRequest.cs
- PackWebRequestFactory.cs
- Win32.cs
- Vector3DCollection.cs
- X509Utils.cs
- RequestResizeEvent.cs
- Vector3dCollection.cs
- ExpressionEditorSheet.cs
- BamlRecords.cs
- DataTableReader.cs
- ProfileService.cs
- _WinHttpWebProxyDataBuilder.cs
- MiniModule.cs
- InputScopeConverter.cs
- PageRequestManager.cs
- AggregateNode.cs
- IFlowDocumentViewer.cs
- GroupedContextMenuStrip.cs
- CssTextWriter.cs
- WebPartMenuStyle.cs
- DataSourceConverter.cs
- HttpListenerRequest.cs
- ConstraintStruct.cs
- ConnectionStringsExpressionBuilder.cs
- GetWinFXPath.cs
- DataSourceXmlSerializer.cs
- AuthorizationSection.cs
- RuleElement.cs
- GifBitmapEncoder.cs
- ObjectAnimationBase.cs
- DbDataAdapter.cs