BuildItemGroup BuildItemGroup BuildItemGroup BuildItemGroup Class

Definizione

Rappresenta una raccolta di oggetti BuildItem.Represents a collection of BuildItem objects.

public ref class BuildItemGroup : System::Collections::IEnumerable
public class BuildItemGroup : System.Collections.IEnumerable
type BuildItemGroup = class
    interface IEnumerable
Public Class BuildItemGroup
Implements IEnumerable
Ereditarietà
BuildItemGroupBuildItemGroupBuildItemGroupBuildItemGroup
Implementazioni

Esempi

L'esempio seguente crea una Project oggetto e viene utilizzato il LoadXml metodo per aggiungere contenuto al progetto.The following example creates a Project object and uses the LoadXml method to add content to the project. Il BuildItem, BuildItemGroup, e BuildItemGroupCollection classi vengono utilizzate per aggiungere, rimuovere e modificare gli elementi del progetto.The BuildItem, BuildItemGroup, and BuildItemGroupCollection classes are used to add, remove, and change items in the project.

using System;
using System.Collections.Generic;
using System.Text;

using Microsoft.Build.BuildEngine;

namespace AddNewItem
{
    class Program
    {
        /// <summary>
        /// This code demonstrates the use of the following methods:
        ///     Engine constructor
        ///     Project constructor
        ///     Project.LoadFromXml
        ///     Project.Xml
        ///     BuildItemGroupCollection.GetEnumerator
        ///     BuildItemGroup.GetEnumerator
        ///     BuildItem.Name (get)
        ///     BuildItem.Include (set)
        ///     BuildItem.GetMetadata
        ///     BuildItem.SetMetadata
        ///     BuildItemGroup.RemoveItem
        ///     BuildItemGroup.AddNewItem
        /// </summary>
        /// <param name="args"></param>
        static void Main(string[] args)
        {
            // Create a new Engine object.
            Engine engine = new Engine(Environment.CurrentDirectory);

            // Create a new Project object.
            Project project = new Project(engine);

            // Load the project with the following XML, which contains
            // two ItemGroups.
            project.LoadXml(@"
                <Project xmlns='http://schemas.microsoft.com/developer/msbuild/2003'>

                    <ItemGroup>
                        <Compile Include='Program.cs'/>
                        <Compile Include='Class1.cs'/>
                        <RemoveThisItemPlease Include='readme.txt'/>
                    </ItemGroup>

                    <ItemGroup>
                        <EmbeddedResource Include='Strings.resx'>
                            <LogicalName>Strings.resources</LogicalName>
                            <Culture>fr-fr</Culture>
                        </EmbeddedResource>
                    </ItemGroup>

                </Project>
                ");

            // Iterate through each ItemGroup in the Project.  There are two.
            foreach (BuildItemGroup ig in project.ItemGroups)
            {
                BuildItem itemToRemove = null;

                // Iterate through each Item in the ItemGroup.
                foreach (BuildItem item in ig)
                {
                    // If the item's name is "RemoveThisItemPlease", then
                    // store a reference to this item in a local variable,
                    // so we can remove it later.
                    if (item.Name == "RemoveThisItemPlease")
                    {
                        itemToRemove = item;
                    }

                    // If the item's name is "EmbeddedResource" and it has a metadata Culture
                    // set to "fr-fr", then ...
                    if ((item.Name == "EmbeddedResource") && (item.GetMetadata("Culture") == "fr-fr"))
                    {
                        // Change the item's Include path to "FrenchStrings.fr.resx", 
                        // and add a new metadata Visiable="false".
                        item.Include = @"FrenchStrings.fr.resx";
                        item.SetMetadata("Visible", "false");
                    }
                }

                // Remove the item named "RemoveThisItemPlease" from the
                // ItemGroup
                if (itemToRemove != null)
                {
                    ig.RemoveItem(itemToRemove);
                }

                // For each ItemGroup that we found, add to the end of it
                // a new item Content with Include="SplashScreen.bmp".
                ig.AddNewItem("Content", "SplashScreen.bmp");
            }

            // The project now looks like this:
            //
            //     <?xml version="1.0" encoding="utf-16"?>
            //     <Project xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
            //         <Compile Include="Program.cs" />
            //         <Compile Include="Class1.cs" />
            //         <Content Include="SplashScreen.bmp" />
            //         <EmbeddedResource Include="FrenchStrings.fr.resx">
            //           <LogicalName>Strings.resources</LogicalName>
            //           <Culture>fr-fr</Culture>
            //           <Visible>false</Visible>
            //         <Content Include="SplashScreen.bmp" />
            //
            Console.WriteLine(project.Xml);
        }
    }
}
Module Module1

    ''' <summary>
    ''' This code demonstrates the use of the following methods:
    '''     Engine constructor
    '''     Project constructor
    '''     Project.LoadFromXml
    '''     Project.Xml
    '''     BuildItemGroupCollection.GetEnumerator
    '''     BuildItemGroup.GetEnumerator
    '''     BuildItem.Name (get)
    '''     BuildItem.Include (set)
    '''     BuildItem.GetMetadata
    '''     BuildItem.SetMetadata
    '''     BuildItemGroup.RemoveItem
    '''     BuildItemGroup.AddNewItem
    ''' </summary>
    ''' <remarks></remarks>
    Sub Main()

        ' Create a new Engine object.
        Dim engine As New Engine(Environment.CurrentDirectory)

        ' Create a new Project object.
        Dim project As New Project(engine)

        ' Load the project with the following XML, which contains
        ' two ItemGroups.
        project.LoadXml( _
            "<Project xmlns='http://schemas.microsoft.com/developer/msbuild/2003'>" & _
                "<ItemGroup>" & _
                    "<Compile Include='Program.cs'/>" & _
                    "<Compile Include='Class1.cs'/>" & _
                    "<RemoveThisItemPlease Include='readme.txt'/>" & _
                "</ItemGroup>" & _
                "<ItemGroup>" & _
                    "<EmbeddedResource Include='Strings.resx'>" & _
                        "<LogicalName>Strings.resources</LogicalName>" & _
                        "<Culture>fr-fr</Culture>" & _
                    "</EmbeddedResource>" & _
                "</ItemGroup>" & _
            "</Project>" _
            )

        ' Iterate through each ItemGroup in the Project.  There are two.
        For Each ig As BuildItemGroup In project.ItemGroups

            Dim itemToRemove As BuildItem
            itemToRemove = Nothing

            ' Iterate through each Item in the ItemGroup.
            For Each item As BuildItem In ig

                ' If the item's name is "RemoveThisItemPlease", then
                ' store a reference to this item in a local variable,
                ' so we can remove it later.
                If item.Name = "RemoveThisItemPlease" Then
                    itemToRemove = item
                End If

                ' If the item's name is "EmbeddedResource" and it has a metadata Culture
                ' set to "fr-fr", then ...
                If (item.Name = "EmbeddedResource") And (item.GetMetadata("Culture") = "fr-fr") Then
                    ' Change the item's Include path to "FrenchStrings.fr.resx", 
                    ' and add a new metadata Visiable="false".
                    item.Include = "FrenchStrings.fr.resx"
                    item.SetMetadata("Visible", "false")
                End If
            Next

            ' Remove the item named "RemoveThisItemPlease" from the
            ' ItemGroup
            If Not itemToRemove Is Nothing Then
                ig.RemoveItem(itemToRemove)
            End If

            ' For each ItemGroup that we found, add to the end of it
            ' a new item Content with Include="SplashScreen.bmp".
            ig.AddNewItem("Content", "SplashScreen.bmp")
        Next

        ' The project now looks like this:
        '
        '     <?xml version="1.0" encoding="utf-16"?>
        '     <Project xmlns="http:'schemas.microsoft.com/developer/msbuild/2003">
        '         <Compile Include="Program.cs" />
        '         <Compile Include="Class1.cs" />
        '         <Content Include="SplashScreen.bmp" />
        '         <EmbeddedResource Include="FrenchStrings.fr.resx">
        '           <LogicalName>Strings.resources</LogicalName>
        '           <Culture>fr-fr</Culture>
        '           <Visible>false</Visible>
        '         <Content Include="SplashScreen.bmp" />
        '
        Console.WriteLine(project.Xml)

    End Sub

End Module

Commenti

Oggetto BuildItemGroup oggetto può rappresentare un elemento nel progetto o una raccolta di elementi, che contiene gli elementi virtuale creati dopo la valutazione dei caratteri jolly nel Include e Exclude gli attributi di un Item elemento.A BuildItemGroup object can represent an element in the project, or a virtual collection of items, containing the items created after evaluating wildcards in the Include and Exclude attributes of an Item element.

Costruttori

BuildItemGroup() BuildItemGroup() BuildItemGroup() BuildItemGroup()

Inizializza una nuova istanza della classe BuildItemGroup.Initializes a new instance of the BuildItemGroup class.

Proprietà

Condition Condition Condition Condition

Ottiene o imposta il valore dell'attributo Condition del gruppo di elementi.Gets or sets the Condition attribute value of the item group.

Count Count Count Count

Ottiene un valore che indica il numero di oggetti BuildItem nella classe BuildItemGroup.Gets a value indicating the number of BuildItem objects in the BuildItemGroup.

IsImported IsImported IsImported IsImported

Ottiene o imposta un valore che indica se il gruppo di elementi è stato importato nel progetto.Gets or sets a value indicating whether the item group was imported into the project.

Item[Int32] Item[Int32] Item[Int32] Item[Int32]

Ottiene o imposta un oggetto BuildItem contenuto in questa classe BuildItemGroup.Gets or sets a BuildItem object in this BuildItemGroup.

Metodi

AddNewItem(String, String) AddNewItem(String, String) AddNewItem(String, String) AddNewItem(String, String)

Consente di aggiungere una nuova classe BuildItem alla classe Name con i valori delle proprietà Include e BuildItemGroup specificati.Adds a new BuildItem with the specified Name and Include property values to the BuildItemGroup.

AddNewItem(String, String, Boolean) AddNewItem(String, String, Boolean) AddNewItem(String, String, Boolean) AddNewItem(String, String, Boolean)

Aggiunge un nuovo BuildItem con i valori della proprietà Name e Include specificati al BuildItemGroup, consentendo di specificare se il valore della proprietà Include viene considerato come letterale.Adds a new BuildItem with the specified Name and Include property values to the BuildItemGroup, allowing you to specify whether the Include property value is treated as a literal.

Clear() Clear() Clear() Clear()

Rimuove il valore della proprietà Condition e tutti gli oggetti BuildItem dalla classe BuildItemGroup.Removes the Condition property value and all BuildItem objects from the BuildItemGroup.

Clone(Boolean) Clone(Boolean) Clone(Boolean) Clone(Boolean)

Consente di creare una copia completa o superficiale della classe BuildItemGroup.Creates a deep or shallow copy of the BuildItemGroup.

Equals(Object) Equals(Object) Equals(Object) Equals(Object)

Determina se l'oggetto specificato è uguale all'oggetto corrente.Determines whether the specified object is equal to the current object.

(Inherited from Object)
GetEnumerator() GetEnumerator() GetEnumerator() GetEnumerator()

Ottiene un enumeratore che scorre la raccolta BuildItemGroup.Gets an enumerator that iterates through the BuildItemGroup.

GetHashCode() GetHashCode() GetHashCode() GetHashCode()

Funge da funzione hash predefinita.Serves as the default hash function.

(Inherited from Object)
GetType() GetType() GetType() GetType()

Ottiene l'oggetto Type dell'istanza corrente.Gets the Type of the current instance.

(Inherited from Object)
MemberwiseClone() MemberwiseClone() MemberwiseClone() MemberwiseClone()

Crea una copia superficiale dell'oggetto Object corrente.Creates a shallow copy of the current Object.

(Inherited from Object)
RemoveItem(BuildItem) RemoveItem(BuildItem) RemoveItem(BuildItem) RemoveItem(BuildItem)

Rimuove l'oggetto BuildItem specificato dall'oggetto BuildItemGroup.Removes the specified BuildItem from the BuildItemGroup.

RemoveItemAt(Int32) RemoveItemAt(Int32) RemoveItemAt(Int32) RemoveItemAt(Int32)

Rimuove la classe BuildItem dalla classe BuildItemGroup, in corrispondenza dell'indice specificato.Removes the BuildItem at the specified index from the BuildItemGroup.

ToArray() ToArray() ToArray() ToArray()

Consente di copiare gli oggetti BuildItem della classe BuildItemGroup in una nuova matrice.Copies the BuildItem objects in the BuildItemGroup to a new array.

ToString() ToString() ToString() ToString()

Restituisce una stringa che rappresenta l'oggetto corrente.Returns a string that represents the current object.

(Inherited from Object)

Extension Methods

Cast<TResult>(IEnumerable) Cast<TResult>(IEnumerable) Cast<TResult>(IEnumerable) Cast<TResult>(IEnumerable)

Esegue il cast degli elementi di un oggetto IEnumerable nel tipo specificato.Casts the elements of an IEnumerable to the specified type.

OfType<TResult>(IEnumerable) OfType<TResult>(IEnumerable) OfType<TResult>(IEnumerable) OfType<TResult>(IEnumerable)

Filtra gli elementi di un oggetto IEnumerable in base a un tipo specificato.Filters the elements of an IEnumerable based on a specified type.

AsParallel(IEnumerable) AsParallel(IEnumerable) AsParallel(IEnumerable) AsParallel(IEnumerable)

Consente la parallelizzazione di una query.Enables parallelization of a query.

AsQueryable(IEnumerable) AsQueryable(IEnumerable) AsQueryable(IEnumerable) AsQueryable(IEnumerable)

Converte un' IEnumerable a un IQueryable.Converts an IEnumerable to an IQueryable.

Si applica a