138 lines
4.4 KiB
C#
138 lines
4.4 KiB
C#
//------------------------------------------------------------------------------
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// <copyright file="Part.cs" company="Microsoft">
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// Copyright (c) Microsoft Corporation. All rights reserved.
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// </copyright>
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//------------------------------------------------------------------------------
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namespace System.Web.UI.WebControls.WebParts {
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using System;
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using System.ComponentModel;
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using System.Drawing.Design;
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using System.Web.UI.WebControls;
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/// <devdoc>
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/// Base class for all Part classes in the WebPart framework. Common to all Part controls are properties that
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/// allow the control to be rendered in a modular fashion.
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/// </devdoc>
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[
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Designer("System.Web.UI.Design.WebControls.WebParts.PartDesigner, " + AssemblyRef.SystemDesign),
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ParseChildren(true),
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PersistChildren(false),
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]
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public abstract class Part : Panel, INamingContainer, ICompositeControlDesignerAccessor {
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// Prevent class from being subclassed outside of our assembly
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internal Part() {
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}
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/// <devdoc>
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/// The UI state of the part
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/// </devdoc>
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[
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DefaultValue(PartChromeState.Normal),
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WebCategory("WebPartAppearance"),
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WebSysDescription(SR.Part_ChromeState),
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]
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public virtual PartChromeState ChromeState {
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get {
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object o = ViewState["ChromeState"];
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return (o != null) ? (PartChromeState)o : PartChromeState.Normal;
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}
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set {
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if ((value < PartChromeState.Normal) || (value > PartChromeState.Minimized)) {
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throw new ArgumentOutOfRangeException("value");
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}
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ViewState["ChromeState"] = value;
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}
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}
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/// <devdoc>
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/// The type of frame/border for the part.
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/// </devdoc>
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[
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DefaultValue(PartChromeType.Default),
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WebCategory("WebPartAppearance"),
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WebSysDescription(SR.Part_ChromeType),
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]
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public virtual PartChromeType ChromeType {
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get {
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object o = ViewState["ChromeType"];
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return (o != null) ? (PartChromeType)(int)o : PartChromeType.Default;
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}
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set {
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if ((value < PartChromeType.Default) || (value > PartChromeType.BorderOnly)) {
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throw new ArgumentOutOfRangeException("value");
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}
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ViewState["ChromeType"] = (int)value;
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}
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}
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// Copied from CompositeControl
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/// <internalonly/>
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/// <devdoc>
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/// </devdoc>
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public override ControlCollection Controls {
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get {
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EnsureChildControls();
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return base.Controls;
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}
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}
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/// <devdoc>
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/// Short descriptive text used in tooltips and web part catalog descriptions
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/// </devdoc>
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[
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DefaultValue(""),
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Localizable(true),
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WebCategory("WebPartAppearance"),
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WebSysDescription(SR.Part_Description),
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]
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public virtual string Description {
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get {
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string s = (string)ViewState["Description"];
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return (s != null) ? s : String.Empty;
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}
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set {
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ViewState["Description"] = value;
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}
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}
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[
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// Must use WebSysDefaultValue instead of DefaultValue, since it is overridden in extending classes
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Localizable(true),
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WebSysDefaultValue(""),
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WebCategory("WebPartAppearance"),
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WebSysDescription(SR.Part_Title),
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]
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public virtual string Title {
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get {
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string s = (string)ViewState["Title"];
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return (s != null) ? s : String.Empty;
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}
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set {
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ViewState["Title"] = value;
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}
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}
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// Copied from CompositeControl
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/// <devdoc>
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/// Perform our own databinding, then perform our child controls' databinding.
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/// </devdoc>
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public override void DataBind() {
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OnDataBinding(EventArgs.Empty);
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EnsureChildControls();
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DataBindChildren();
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}
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// Copied from CompositeControl
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#region ICompositeControlDesignerAccessor implementation
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void ICompositeControlDesignerAccessor.RecreateChildControls() {
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ChildControlsCreated = false;
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EnsureChildControls();
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}
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#endregion
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}
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}
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