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using System.CodeDom;
using System.Collections;
using System.Web.UI;
namespace System.Web.Compilation
{
/// <summary>
/// This is an abstract class whose implementation can be used to control or customize the compilation process.
/// A type that extends this class can be registered in web.config using <see cref="System.Web.Configuration.CompilationSection.ControlBuilderInterceptorType"/> property
/// and the compilation sytem calls into it's methods.
/// </summary>
public abstract class ControlBuilderInterceptor
{
/// <summary>
/// This methood is called before a <see cref="System.Web.UI.ControlBuilder"/> for an element in the markup is initialized.
/// </summary>
/// <param name="controlBuilder">The control builder which is about to be initialized.</param>
/// <param name="parser">The <see cref="System.Web.UI.TemplateParser"/> which was used to parse the markup.</param>
/// <param name="parentBuilder">The parent control builder (typically the builder corresponding to the parent element in the markup).</param>
/// <param name="type">The type of the control that this builder will create.</param>
/// <param name="tagName">The name of the tag to be built.</param>
/// <param name="id">ID of the element in the markup.</param>
/// <param name="attributes">List of attributes of the element in the markup.</param>
/// <param name="additionalState">This is an additional state which can be used to store/retrive data within several methods of <see cref="System.Web.Compilation.ControlBuilderInterceptor"/>.
/// The state is per control builder.</param>
public virtual void PreControlBuilderInit(ControlBuilder controlBuilder,
TemplateParser parser,
ControlBuilder parentBuilder,
Type type,
string tagName,
string id,
IDictionary attributes,
IDictionary additionalState) {
}
/// <summary>
/// This method is called after the code generation for this <see cref="System.Web.UI.ControlBuilder"/> is complete.
/// </summary>
/// <param name="controlBuilder">The control builder instance.</param>
/// <param name="codeCompileUnit">This is the entire <see cref="System.CodeDom.CodeCompileUnit"/> that is being generated by the compilation.</param>
/// <param name="baseType">The type declaration of code behind class. When code behind is not used, this is the same as <paramref name="derivedType"/>.</param>
/// <param name="derivedType">The type declaration of top level markup element.</param>
/// <param name="buildMethod">The method with necessary code to create the control and set it's various properties, events, fields.</param>
/// <param name="dataBindingMethod">The method with code to evaluate data binding expressions within the control.</param>
/// <param name="additionalState">This is an additional state which can be used to store/retrive data within several methods of <see cref="System.Web.Compilation.ControlBuilderInterceptor"/>.
/// The state is per control builder.</param>
public virtual void OnProcessGeneratedCode(ControlBuilder controlBuilder,
CodeCompileUnit codeCompileUnit,
CodeTypeDeclaration baseType,
CodeTypeDeclaration derivedType,
CodeMemberMethod buildMethod,
CodeMemberMethod dataBindingMethod,
IDictionary additionalState) {
}
}
}
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