Code:
/ Dotnetfx_Vista_SP2 / Dotnetfx_Vista_SP2 / 8.0.50727.4016 / DEVDIV / depot / DevDiv / releases / whidbey / NetFxQFE / ndp / fx / src / xsp / System / Web / UI / WebControls / ButtonColumn.cs / 1 / ButtonColumn.cs
//------------------------------------------------------------------------------ //// Copyright (c) Microsoft Corporation. All rights reserved. // //----------------------------------------------------------------------------- namespace System.Web.UI.WebControls { using System; using System.Collections; using System.ComponentModel; using System.Globalization; using System.Web; using System.Web.UI; using System.Security.Permissions; using System.Web.Util; ////// [AspNetHostingPermission(SecurityAction.LinkDemand, Level=AspNetHostingPermissionLevel.Minimal)] [AspNetHostingPermission(SecurityAction.InheritanceDemand, Level=AspNetHostingPermissionLevel.Minimal)] public class ButtonColumn : DataGridColumn { private PropertyDescriptor textFieldDesc; ///Creates a column with a set of ////// controls. /// public ButtonColumn() { } ///Initializes a new instance of the ///class. /// [ WebCategory("Appearance"), DefaultValue(ButtonColumnType.LinkButton), WebSysDescriptionAttribute(SR.ButtonColumn_ButtonType) ] public virtual ButtonColumnType ButtonType { get { object o = ViewState["ButtonType"]; if (o != null) return(ButtonColumnType)o; return ButtonColumnType.LinkButton; } set { if (value < ButtonColumnType.LinkButton || value > ButtonColumnType.PushButton) { throw new ArgumentOutOfRangeException("value"); } ViewState["ButtonType"] = value; OnColumnChanged(); } } [ DefaultValue(false), WebSysDescriptionAttribute(SR.ButtonColumn_CausesValidation) ] public virtual bool CausesValidation { get { object o = ViewState["CausesValidation"]; if (o != null) { return (bool)o; } return false; } set { ViewState["CausesValidation"] = value; OnColumnChanged(); } } ///Gets or sets the type of button to render in the /// column. ////// [ WebCategory("Behavior"), DefaultValue(""), WebSysDescriptionAttribute(SR.WebControl_CommandName) ] public virtual string CommandName { get { object o = ViewState["CommandName"]; if (o != null) return(string)o; return string.Empty; } set { ViewState["CommandName"] = value; OnColumnChanged(); } } ///Gets or sets the command to perform when this ////// is clicked. /// [ WebCategory("Data"), DefaultValue(""), WebSysDescriptionAttribute(SR.ButtonColumn_DataTextField) ] public virtual string DataTextField { get { object o = ViewState["DataTextField"]; if (o != null) return(string)o; return String.Empty; } set { ViewState["DataTextField"] = value; OnColumnChanged(); } } ///Gets or sets the field name from the data model that is /// bound to the ///property of the button in this column. /// [ WebCategory("Data"), DefaultValue(""), WebSysDescriptionAttribute(SR.ButtonColumn_DataTextFormatString) ] public virtual string DataTextFormatString { get { object o = ViewState["DataTextFormatString"]; if (o != null) return(string)o; return String.Empty; } set { ViewState["DataTextFormatString"] = value; OnColumnChanged(); } } ///Gets or sets the string used to format the data bound to /// the ///property of the button. /// [ Localizable(true), WebCategory("Appearance"), DefaultValue(""), WebSysDescriptionAttribute(SR.ButtonColumn_Text) ] public virtual string Text { get { object o = ViewState["Text"]; if (o != null) return(string)o; return String.Empty; } set { ViewState["Text"] = value; OnColumnChanged(); } } [ DefaultValue(""), WebSysDescriptionAttribute(SR.ButtonColumn_ValidationGroup) ] public virtual string ValidationGroup { get { object o = ViewState["ValidationGroup"]; if (o != null) { return (string)o; } return String.Empty; } set { ViewState["ValidationGroup"] = value; OnColumnChanged(); } } ///Gets or sets the caption text displayed on the ////// in this column. /// protected virtual string FormatDataTextValue(object dataTextValue) { string formattedTextValue = String.Empty; if (!DataBinder.IsNull(dataTextValue)) { string formatting = DataTextFormatString; if (formatting.Length == 0) { formattedTextValue = dataTextValue.ToString(); } else { formattedTextValue = String.Format(CultureInfo.CurrentCulture, formatting, dataTextValue); } } return formattedTextValue; } ////// public override void Initialize() { base.Initialize(); textFieldDesc = null; } ////// public override void InitializeCell(TableCell cell, int columnIndex, ListItemType itemType) { base.InitializeCell(cell, columnIndex, itemType); if ((itemType != ListItemType.Header) && (itemType != ListItemType.Footer)) { WebControl buttonControl = null; if (ButtonType == ButtonColumnType.LinkButton) { LinkButton button = new DataGridLinkButton(); button.Text = Text; button.CommandName = CommandName; button.CausesValidation = CausesValidation; button.ValidationGroup = ValidationGroup; buttonControl = button; } else { Button button = new Button(); button.Text = Text; button.CommandName = CommandName; button.CausesValidation = CausesValidation; button.ValidationGroup = ValidationGroup; buttonControl = button; } if (DataTextField.Length != 0) { buttonControl.DataBinding += new EventHandler(this.OnDataBindColumn); } cell.Controls.Add(buttonControl); } } ///Initializes a cell in the ///. /// private void OnDataBindColumn(object sender, EventArgs e) { Debug.Assert(DataTextField.Length != 0, "Shouldn't be DataBinding without a DataTextField"); Control boundControl = (Control)sender; DataGridItem item = (DataGridItem)boundControl.NamingContainer; object dataItem = item.DataItem; if (textFieldDesc == null) { string dataField = DataTextField; textFieldDesc = TypeDescriptor.GetProperties(dataItem).Find(dataField, true); if ((textFieldDesc == null) && !DesignMode) { throw new HttpException(SR.GetString(SR.Field_Not_Found, dataField)); } } string dataValue; if (textFieldDesc != null) { object data = textFieldDesc.GetValue(dataItem); dataValue = FormatDataTextValue(data); } else { Debug.Assert(DesignMode == true); dataValue = SR.GetString(SR.Sample_Databound_Text); } if (boundControl is LinkButton) { ((LinkButton)boundControl).Text = dataValue; } else { Debug.Assert(boundControl is Button, "Expected the bound control to be a Button"); ((Button)boundControl).Text = dataValue; } } } } // File provided for Reference Use Only by Microsoft Corporation (c) 2007. //------------------------------------------------------------------------------ //// Copyright (c) Microsoft Corporation. All rights reserved. // //----------------------------------------------------------------------------- namespace System.Web.UI.WebControls { using System; using System.Collections; using System.ComponentModel; using System.Globalization; using System.Web; using System.Web.UI; using System.Security.Permissions; using System.Web.Util; ////// [AspNetHostingPermission(SecurityAction.LinkDemand, Level=AspNetHostingPermissionLevel.Minimal)] [AspNetHostingPermission(SecurityAction.InheritanceDemand, Level=AspNetHostingPermissionLevel.Minimal)] public class ButtonColumn : DataGridColumn { private PropertyDescriptor textFieldDesc; ///Creates a column with a set of ////// controls. /// public ButtonColumn() { } ///Initializes a new instance of the ///class. /// [ WebCategory("Appearance"), DefaultValue(ButtonColumnType.LinkButton), WebSysDescriptionAttribute(SR.ButtonColumn_ButtonType) ] public virtual ButtonColumnType ButtonType { get { object o = ViewState["ButtonType"]; if (o != null) return(ButtonColumnType)o; return ButtonColumnType.LinkButton; } set { if (value < ButtonColumnType.LinkButton || value > ButtonColumnType.PushButton) { throw new ArgumentOutOfRangeException("value"); } ViewState["ButtonType"] = value; OnColumnChanged(); } } [ DefaultValue(false), WebSysDescriptionAttribute(SR.ButtonColumn_CausesValidation) ] public virtual bool CausesValidation { get { object o = ViewState["CausesValidation"]; if (o != null) { return (bool)o; } return false; } set { ViewState["CausesValidation"] = value; OnColumnChanged(); } } ///Gets or sets the type of button to render in the /// column. ////// [ WebCategory("Behavior"), DefaultValue(""), WebSysDescriptionAttribute(SR.WebControl_CommandName) ] public virtual string CommandName { get { object o = ViewState["CommandName"]; if (o != null) return(string)o; return string.Empty; } set { ViewState["CommandName"] = value; OnColumnChanged(); } } ///Gets or sets the command to perform when this ////// is clicked. /// [ WebCategory("Data"), DefaultValue(""), WebSysDescriptionAttribute(SR.ButtonColumn_DataTextField) ] public virtual string DataTextField { get { object o = ViewState["DataTextField"]; if (o != null) return(string)o; return String.Empty; } set { ViewState["DataTextField"] = value; OnColumnChanged(); } } ///Gets or sets the field name from the data model that is /// bound to the ///property of the button in this column. /// [ WebCategory("Data"), DefaultValue(""), WebSysDescriptionAttribute(SR.ButtonColumn_DataTextFormatString) ] public virtual string DataTextFormatString { get { object o = ViewState["DataTextFormatString"]; if (o != null) return(string)o; return String.Empty; } set { ViewState["DataTextFormatString"] = value; OnColumnChanged(); } } ///Gets or sets the string used to format the data bound to /// the ///property of the button. /// [ Localizable(true), WebCategory("Appearance"), DefaultValue(""), WebSysDescriptionAttribute(SR.ButtonColumn_Text) ] public virtual string Text { get { object o = ViewState["Text"]; if (o != null) return(string)o; return String.Empty; } set { ViewState["Text"] = value; OnColumnChanged(); } } [ DefaultValue(""), WebSysDescriptionAttribute(SR.ButtonColumn_ValidationGroup) ] public virtual string ValidationGroup { get { object o = ViewState["ValidationGroup"]; if (o != null) { return (string)o; } return String.Empty; } set { ViewState["ValidationGroup"] = value; OnColumnChanged(); } } ///Gets or sets the caption text displayed on the ////// in this column. /// protected virtual string FormatDataTextValue(object dataTextValue) { string formattedTextValue = String.Empty; if (!DataBinder.IsNull(dataTextValue)) { string formatting = DataTextFormatString; if (formatting.Length == 0) { formattedTextValue = dataTextValue.ToString(); } else { formattedTextValue = String.Format(CultureInfo.CurrentCulture, formatting, dataTextValue); } } return formattedTextValue; } ////// public override void Initialize() { base.Initialize(); textFieldDesc = null; } ////// public override void InitializeCell(TableCell cell, int columnIndex, ListItemType itemType) { base.InitializeCell(cell, columnIndex, itemType); if ((itemType != ListItemType.Header) && (itemType != ListItemType.Footer)) { WebControl buttonControl = null; if (ButtonType == ButtonColumnType.LinkButton) { LinkButton button = new DataGridLinkButton(); button.Text = Text; button.CommandName = CommandName; button.CausesValidation = CausesValidation; button.ValidationGroup = ValidationGroup; buttonControl = button; } else { Button button = new Button(); button.Text = Text; button.CommandName = CommandName; button.CausesValidation = CausesValidation; button.ValidationGroup = ValidationGroup; buttonControl = button; } if (DataTextField.Length != 0) { buttonControl.DataBinding += new EventHandler(this.OnDataBindColumn); } cell.Controls.Add(buttonControl); } } ///Initializes a cell in the ///. /// private void OnDataBindColumn(object sender, EventArgs e) { Debug.Assert(DataTextField.Length != 0, "Shouldn't be DataBinding without a DataTextField"); Control boundControl = (Control)sender; DataGridItem item = (DataGridItem)boundControl.NamingContainer; object dataItem = item.DataItem; if (textFieldDesc == null) { string dataField = DataTextField; textFieldDesc = TypeDescriptor.GetProperties(dataItem).Find(dataField, true); if ((textFieldDesc == null) && !DesignMode) { throw new HttpException(SR.GetString(SR.Field_Not_Found, dataField)); } } string dataValue; if (textFieldDesc != null) { object data = textFieldDesc.GetValue(dataItem); dataValue = FormatDataTextValue(data); } else { Debug.Assert(DesignMode == true); dataValue = SR.GetString(SR.Sample_Databound_Text); } if (boundControl is LinkButton) { ((LinkButton)boundControl).Text = dataValue; } else { Debug.Assert(boundControl is Button, "Expected the bound control to be a Button"); ((Button)boundControl).Text = dataValue; } } } } // 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
- DataAdapter.cs
- VScrollBar.cs
- ProcessModuleDesigner.cs
- CngKeyBlobFormat.cs
- XomlCompilerError.cs
- IFlowDocumentViewer.cs
- BitmapEffectRenderDataResource.cs
- SmtpReplyReader.cs
- ParagraphResult.cs
- DesignTimeVisibleAttribute.cs
- InstanceHandleConflictException.cs
- NativeMethods.cs
- Translator.cs
- Int32Rect.cs
- TextLineResult.cs
- ZipIOExtraField.cs
- SqlLiftIndependentRowExpressions.cs
- SerializationStore.cs
- CheckBoxAutomationPeer.cs
- GZipStream.cs
- QueryGeneratorBase.cs
- CodeTypeConstructor.cs
- SettingsPropertyNotFoundException.cs
- ValidatorCollection.cs
- ReadOnlyCollection.cs
- LostFocusEventManager.cs
- SingleAnimationUsingKeyFrames.cs
- LambdaCompiler.Logical.cs
- StreamingContext.cs
- URI.cs
- XamlSerializationHelper.cs
- EventLogStatus.cs
- PassportIdentity.cs
- DataObjectFieldAttribute.cs
- FontUnitConverter.cs
- ImageMapEventArgs.cs
- CodeVariableDeclarationStatement.cs
- Evidence.cs
- Label.cs
- DesignerUtility.cs
- AutomationEventArgs.cs
- StructuralCache.cs
- FormView.cs
- WebHttpEndpointElement.cs
- ConfigXmlWhitespace.cs
- validation.cs
- CqlWriter.cs
- DirectoryNotFoundException.cs
- WaitHandle.cs
- X509ChainElement.cs
- ProcessInfo.cs
- TreeNodeConverter.cs
- ExtendedPropertyDescriptor.cs
- SocketAddress.cs
- PagedDataSource.cs
- StdValidatorsAndConverters.cs
- CompiledQueryCacheEntry.cs
- LoadGrammarCompletedEventArgs.cs
- SspiNegotiationTokenAuthenticator.cs
- DataGridViewSelectedCellCollection.cs
- Rectangle.cs
- MasterPageBuildProvider.cs
- SmiEventStream.cs
- TraceEventCache.cs
- UniformGrid.cs
- SqlDataReaderSmi.cs
- EdmToObjectNamespaceMap.cs
- HttpListenerTimeoutManager.cs
- SequenceFullException.cs
- PersistenceContextEnlistment.cs
- AssemblyBuilder.cs
- WebServiceParameterData.cs
- XmlBinaryWriter.cs
- DynamicObject.cs
- HtmlInputFile.cs
- Columns.cs
- DrawTreeNodeEventArgs.cs
- VarRemapper.cs
- DispatcherObject.cs
- ScrollChrome.cs
- BoundPropertyEntry.cs
- linebase.cs
- EventManager.cs
- SettingsContext.cs
- odbcmetadatacollectionnames.cs
- LocationChangedEventArgs.cs
- PrintPreviewDialog.cs
- GradientStop.cs
- ListViewInsertionMark.cs
- TokenCreationParameter.cs
- GeneralTransform3DTo2DTo3D.cs
- CustomErrorCollection.cs
- PropertyOrder.cs
- StringSorter.cs
- ProtocolsSection.cs
- XmlAttributeAttribute.cs
- Int16AnimationBase.cs
- SetStoryboardSpeedRatio.cs
- RawStylusSystemGestureInputReport.cs
- SoapExtensionImporter.cs