Code:
/ Net / Net / 3.5.50727.3053 / DEVDIV / depot / DevDiv / releases / whidbey / netfxsp / 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
- StringReader.cs
- XmlBinaryReader.cs
- XmlSyndicationContent.cs
- SolidBrush.cs
- BinaryFormatter.cs
- SelectedDatesCollection.cs
- TextRangeBase.cs
- XmlBinaryReader.cs
- FormConverter.cs
- ScriptResourceHandler.cs
- WindowsTokenRoleProvider.cs
- ButtonChrome.cs
- ComboBoxItem.cs
- ProfileManager.cs
- XDeferredAxisSource.cs
- DbConnectionHelper.cs
- InvalidWMPVersionException.cs
- AutoGeneratedFieldProperties.cs
- CodeVariableDeclarationStatement.cs
- SectionInformation.cs
- EncoderFallback.cs
- DoubleCollectionConverter.cs
- DataView.cs
- AlternationConverter.cs
- ParameterElementCollection.cs
- StyleXamlParser.cs
- Color.cs
- CompositeCollectionView.cs
- CursorEditor.cs
- InkCollectionBehavior.cs
- NotificationContext.cs
- BroadcastEventHelper.cs
- HttpStreamXmlDictionaryReader.cs
- PrintControllerWithStatusDialog.cs
- _ShellExpression.cs
- RestHandler.cs
- SynchronousReceiveBehavior.cs
- BrowserTree.cs
- CompositeControl.cs
- VisualBasicReference.cs
- TagElement.cs
- CookieParameter.cs
- CryptoHandle.cs
- PageSettings.cs
- HandlerWithFactory.cs
- TreeNodeStyleCollection.cs
- FormParameter.cs
- DataGridTextBoxColumn.cs
- WebPartManager.cs
- SqlAliasesReferenced.cs
- FacetValueContainer.cs
- PrtCap_Builder.cs
- WebPartZone.cs
- FixedDocumentSequencePaginator.cs
- RSAOAEPKeyExchangeFormatter.cs
- ContextProperty.cs
- SpnEndpointIdentity.cs
- HttpClientCertificate.cs
- AssemblySettingAttributes.cs
- StorageEntityTypeMapping.cs
- Configuration.cs
- NameTable.cs
- serverconfig.cs
- FixedTextBuilder.cs
- TemplateComponentConnector.cs
- Matrix.cs
- Camera.cs
- TextContainerChangedEventArgs.cs
- ContourSegment.cs
- CodeFieldReferenceExpression.cs
- HostExecutionContextManager.cs
- xmlglyphRunInfo.cs
- ContentPosition.cs
- WindowsTokenRoleProvider.cs
- VerificationAttribute.cs
- EditorZoneBase.cs
- Input.cs
- WebMessageEncodingBindingElement.cs
- CodeDOMUtility.cs
- StylusEventArgs.cs
- ErrorReporting.cs
- ProvidersHelper.cs
- NullRuntimeConfig.cs
- FixedTextBuilder.cs
- ClientConvert.cs
- LineServicesRun.cs
- NativeCompoundFileAPIs.cs
- WmlFormAdapter.cs
- ProfileManager.cs
- RsaEndpointIdentity.cs
- LinkedResource.cs
- StackBuilderSink.cs
- BidOverLoads.cs
- Pkcs7Signer.cs
- IISMapPath.cs
- XmlWhitespace.cs
- SpellerStatusTable.cs
- TransactionProtocol.cs
- Helpers.cs
- SqlCaseSimplifier.cs