Code:
/ 4.0 / 4.0 / DEVDIV_TFS / Dev10 / Releases / RTMRel / ndp / fx / src / MIT / System / Web / UI / MobileControls / Design / Converters / DefaultCommandConverter.cs / 1305376 / DefaultCommandConverter.cs
//------------------------------------------------------------------------------ //// Copyright (c) Microsoft Corporation. All rights reserved. // //----------------------------------------------------------------------------- namespace System.Web.UI.Design.MobileControls.Converters { using System.Diagnostics; using System.Collections; using System.ComponentModel; using System.Web.UI.MobileControls; ////// [ System.Security.Permissions.SecurityPermission(System.Security.Permissions.SecurityAction.Demand, Flags=System.Security.Permissions.SecurityPermissionFlag.UnmanagedCode) ] [Obsolete("The System.Web.Mobile.dll assembly has been deprecated and should no longer be used. For information about how to develop ASP.NET mobile applications, see http://go.microsoft.com/fwlink/?LinkId=157231.")] internal class DefaultCommandConverter : StringConverter { private Object[] GetCommands(ObjectList objectList) { ObjectListCommandCollection commands = objectList.Commands; if (commands.Count == 0) { return null; } ArrayList commandList = new ArrayList(commands.Count); foreach(ObjectListCommand command in commands) { commandList.Add(command.Name); } commandList.Sort(); return commandList.ToArray(); } ////// Can filter and retrieve several types of values from controls. /// ////// /// /// A type descriptor that specifies the location of the context to convert from. /// ////// Returns a collection of standard values retrieved from the context specified /// by the specified type descriptor. /// ////// public override StandardValuesCollection GetStandardValues(ITypeDescriptorContext context) { if (context == null || context.Instance == null) { return null; } ObjectList objectList = null; if (context.Instance is IDeviceSpecificChoiceDesigner) { objectList = ((IDeviceSpecificChoiceDesigner)context.Instance).UnderlyingObject as ObjectList; } else if (context.Instance is ObjectList) { objectList = (ObjectList)context.Instance; } else { return null; } Debug.Assert(objectList != null); Object [] objValues = GetCommands(objectList); if (objValues != null) { return new StandardValuesCollection(objValues); } else { return null; } } ////// A StandardValuesCollection that represents the standard values collected from /// the specified context. /// ////// /// /// A type descriptor that indicates the context to convert from. /// ////// Gets whether /// or not the context specified contains exclusive standard values. /// ////// public override bool GetStandardValuesExclusive(ITypeDescriptorContext context) { return false; } ////// ///if the specified context contains exclusive standard /// values, otherwise . /// /// /// /// A type descriptor that indicates the context to convert from. /// ////// Gets whether or not the specified context contains supported standard /// values. /// ////// public override bool GetStandardValuesSupported(ITypeDescriptorContext context) { if (context.Instance is IComponent) { // We only support the dropdown in single-select mode. return true; } return false; } } } // File provided for Reference Use Only by Microsoft Corporation (c) 2007. //------------------------------------------------------------------------------ ///// ///if the specified context conatins supported standard /// values, otherwise . /// // Copyright (c) Microsoft Corporation. All rights reserved. // //----------------------------------------------------------------------------- namespace System.Web.UI.Design.MobileControls.Converters { using System.Diagnostics; using System.Collections; using System.ComponentModel; using System.Web.UI.MobileControls; ////// [ System.Security.Permissions.SecurityPermission(System.Security.Permissions.SecurityAction.Demand, Flags=System.Security.Permissions.SecurityPermissionFlag.UnmanagedCode) ] [Obsolete("The System.Web.Mobile.dll assembly has been deprecated and should no longer be used. For information about how to develop ASP.NET mobile applications, see http://go.microsoft.com/fwlink/?LinkId=157231.")] internal class DefaultCommandConverter : StringConverter { private Object[] GetCommands(ObjectList objectList) { ObjectListCommandCollection commands = objectList.Commands; if (commands.Count == 0) { return null; } ArrayList commandList = new ArrayList(commands.Count); foreach(ObjectListCommand command in commands) { commandList.Add(command.Name); } commandList.Sort(); return commandList.ToArray(); } ////// Can filter and retrieve several types of values from controls. /// ////// /// /// A type descriptor that specifies the location of the context to convert from. /// ////// Returns a collection of standard values retrieved from the context specified /// by the specified type descriptor. /// ////// public override StandardValuesCollection GetStandardValues(ITypeDescriptorContext context) { if (context == null || context.Instance == null) { return null; } ObjectList objectList = null; if (context.Instance is IDeviceSpecificChoiceDesigner) { objectList = ((IDeviceSpecificChoiceDesigner)context.Instance).UnderlyingObject as ObjectList; } else if (context.Instance is ObjectList) { objectList = (ObjectList)context.Instance; } else { return null; } Debug.Assert(objectList != null); Object [] objValues = GetCommands(objectList); if (objValues != null) { return new StandardValuesCollection(objValues); } else { return null; } } ////// A StandardValuesCollection that represents the standard values collected from /// the specified context. /// ////// /// /// A type descriptor that indicates the context to convert from. /// ////// Gets whether /// or not the context specified contains exclusive standard values. /// ////// public override bool GetStandardValuesExclusive(ITypeDescriptorContext context) { return false; } ////// ///if the specified context contains exclusive standard /// values, otherwise . /// /// /// /// A type descriptor that indicates the context to convert from. /// ////// Gets whether or not the specified context contains supported standard /// values. /// ////// public override bool GetStandardValuesSupported(ITypeDescriptorContext context) { if (context.Instance is IComponent) { // We only support the dropdown in single-select mode. return true; } return false; } } } // File provided for Reference Use Only by Microsoft Corporation (c) 2007./// ///if the specified context conatins supported standard /// values, otherwise . ///
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