Part.cs source code in C# .NET

Source code for the .NET framework in C#

                        
Code:

                         / FXUpdate3074 / FXUpdate3074 / 1.1 / untmp / whidbey / QFE / ndp / fx / src / xsp / System / Web / UI / WebParts / Part.cs / 1 / Part.cs
                        

                        
                            //------------------------------------------------------------------------------ 
// 
//     Copyright (c) Microsoft Corporation.  All rights reserved.
// 
//----------------------------------------------------------------------------- 

namespace System.Web.UI.WebControls.WebParts { 
 
    using System;
    using System.ComponentModel; 
    using System.Drawing.Design;
    using System.Security.Permissions;
    using System.Web.UI.WebControls;
 
    /// 
    /// Base class for all Part classes in the WebPart framework.  Common to all Part controls are properties that 
    /// allow the control to be rendered in a modular fashion. 
    /// 
    [ 
    Designer("System.Web.UI.Design.WebControls.WebParts.PartDesigner, " + AssemblyRef.SystemDesign),
    ParseChildren(true),
    PersistChildren(false),
    ] 
    [AspNetHostingPermission(SecurityAction.LinkDemand, Level=AspNetHostingPermissionLevel.Minimal)]
    [AspNetHostingPermission(SecurityAction.InheritanceDemand, Level=AspNetHostingPermissionLevel.Minimal)] 
    public abstract class Part : Panel, INamingContainer, ICompositeControlDesignerAccessor { 

        // Prevent class from being subclassed outside of our assembly 
        internal Part() {
        }

        ///  
        /// The UI state of the part
        ///  
        [ 
        DefaultValue(PartChromeState.Normal),
        WebCategory("WebPartAppearance"), 
        WebSysDescription(SR.Part_ChromeState),
        ]
        public virtual PartChromeState ChromeState {
            get { 
                object o = ViewState["ChromeState"];
                return (o != null) ? (PartChromeState)o : PartChromeState.Normal; 
            } 
            set {
                if ((value < PartChromeState.Normal) || (value > PartChromeState.Minimized)) { 
                    throw new ArgumentOutOfRangeException("value");
                }

                ViewState["ChromeState"] = value; 
            }
        } 
 
        /// 
        /// The type of frame/border for the part. 
        /// 
        [
        DefaultValue(PartChromeType.Default),
        WebCategory("WebPartAppearance"), 
        WebSysDescription(SR.Part_ChromeType),
        ] 
        public virtual PartChromeType ChromeType { 
            get {
                object o = ViewState["ChromeType"]; 
                return (o != null) ? (PartChromeType)(int)o : PartChromeType.Default;
            }
            set {
                if ((value < PartChromeType.Default) || (value > PartChromeType.BorderOnly)) { 
                    throw new ArgumentOutOfRangeException("value");
                } 
                ViewState["ChromeType"] = (int)value; 
            }
        } 

        // Copied from CompositeControl
        /// 
        ///  
        /// 
        public override ControlCollection Controls { 
            get { 
                EnsureChildControls();
                return base.Controls; 
            }
        }

        ///  
        /// Short descriptive text used in tooltips and web part catalog descriptions
        ///  
        [ 
        DefaultValue(""),
        Localizable(true), 
        WebCategory("WebPartAppearance"),
        WebSysDescription(SR.Part_Description),
        ]
        public virtual string Description { 
            get {
                string s = (string)ViewState["Description"]; 
                return (s != null) ? s : String.Empty; 
            }
            set { 
                ViewState["Description"] = value;
            }
        }
 
        [
        // Must use WebSysDefaultValue instead of DefaultValue, since it is overridden in extending classes 
        Localizable(true), 
        WebSysDefaultValue(""),
        WebCategory("WebPartAppearance"), 
        WebSysDescription(SR.Part_Title),
        ]
        public virtual string Title {
            get { 
                string s = (string)ViewState["Title"];
                return (s != null) ? s : String.Empty; 
            } 
            set {
                ViewState["Title"] = value; 
            }
        }

        // Copied from CompositeControl 
        /// 
        /// Perform our own databinding, then perform our child controls' databinding. 
        ///  
        public override void DataBind() {
            OnDataBinding(EventArgs.Empty); 
            EnsureChildControls();
            DataBindChildren();
        }
 
        // Copied from CompositeControl
        #region ICompositeControlDesignerAccessor implementation 
        void ICompositeControlDesignerAccessor.RecreateChildControls() { 
            ChildControlsCreated = false;
            EnsureChildControls(); 
        }
        #endregion
    }
} 

// File provided for Reference Use Only by Microsoft Corporation (c) 2007.
// Copyright (c) Microsoft Corporation. All rights reserved.

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