BuildPropertyGroup BuildPropertyGroup BuildPropertyGroup BuildPropertyGroup Class

Definition

Represents a collection of BuildProperty objects.

public ref class BuildPropertyGroup : System::Collections::IEnumerable
public class BuildPropertyGroup : System.Collections.IEnumerable
type BuildPropertyGroup = class
    interface IEnumerable
Public Class BuildPropertyGroup
Implements IEnumerable
Inheritance
BuildPropertyGroupBuildPropertyGroupBuildPropertyGroupBuildPropertyGroup
Implements

Examples

The following example creates a Project object and uses the LoadXml method to add content to the project. The BuildProperty, BuildPropertyGroup, and BuildPropertyGroupCollection 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 AddNewProperty
{
    class Program
    {
        /// <summary>
        /// This code demonstrates the use of the following methods:
        ///     Engine constructor
        ///     Project constructor
        ///     Project.LoadFromXml
        ///     Project.Xml
        ///     BuildPropertyGroupCollection.GetEnumerator
        ///     BuildPropertyGroup.GetEnumerator
        ///     BuildProperty.Name (get)
        ///     BuildProperty.Value (set)
        ///     BuildPropertyGroup.RemoveProperty
        ///     BuildPropertyGroup.AddNewProperty
        /// </summary>
        static void Main()
        {
            // 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 PropertyGroups.
            project.LoadXml(@"
                <Project xmlns='http://schemas.microsoft.com/developer/msbuild/2003'>

                    <PropertyGroup>
                        <Optimize>true</Optimize>
                        <WarningLevel>4</WarningLevel>
                    </PropertyGroup>

                    <PropertyGroup>
                        <OutputPath>bin\debug\</OutputPath>
                        <RemoveThisPropertyPlease>1</RemoveThisPropertyPlease>
                    </PropertyGroup>

                </Project>
                ");

            // Iterate through each PropertyGroup in the Project.  There are two.
            foreach (BuildPropertyGroup pg in project.PropertyGroups)
            {
                BuildProperty propertyToRemove = null;

                // Iterate through each Property in the PropertyGroup.
                foreach (BuildProperty property in pg)
                {
                    // If the property's name is "RemoveThisPropertyPlease", then
                    // store a reference to this property in a local variable,
                    // so we can remove it later.
                    if (property.Name == "RemoveThisPropertyPlease")
                    {
                        propertyToRemove = property;
                    }

                    // If the property's name is "OutputPath", change its value
                    // from "bin\debug\" to "bin\release\".
                    if (property.Name == "OutputPath")
                    {
                        property.Value = @"bin\release\";
                    }
                }

                // Remove the property named "RemoveThisPropertyPlease" from the
                // PropertyGroup
                if (propertyToRemove != null)
                {
                    pg.RemoveProperty(propertyToRemove);
                }

                // For each PropertyGroup that we found, add to the end of it
                // a new property called "MyNewProperty".
                pg.AddNewProperty("MyNewProperty", "MyNewValue");
            }

            // The project now looks like this:
            //
            //     <?xml version="1.0" encoding="utf-16"?>
            //     <Project xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
            //         <Optimize>true</Optimize>
            //         <WarningLevel>4</WarningLevel>
            //         <MyNewProperty>MyNewValue</MyNewProperty>
            //         <OutputPath>bin\release</OutputPath>
            //         <MyNewProperty>MyNewValue</MyNewProperty>
            Console.WriteLine(project.Xml);
        }
    }
}
Module Module1

    ''' <summary>
    ''' This code demonstrates the use of the following methods:
    '''     Engine constructor
    '''     Project constructor
    '''     Project.LoadFromXml
    '''     Project.Xml
    '''     BuildPropertyGroupCollection.GetEnumerator
    '''     BuildPropertyGroup.GetEnumerator
    '''     BuildProperty.Name (get)
    '''     BuildProperty.Value (set)
    '''     BuildPropertyGroup.RemoveProperty
    '''     BuildPropertyGroup.AddNewProperty
    ''' </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 PropertyGroups.
        project.LoadXml( _
            "<Project xmlns='http://schemas.microsoft.com/developer/msbuild/2003'>" & _
                "<PropertyGroup>" & _
                    "<Optimize>true</Optimize>" & _
                    "<WarningLevel>4</WarningLevel>" & _
                "</PropertyGroup>" & _
                "<PropertyGroup>" & _
                    "<OutputPath>bin\debug\</OutputPath>" & _
                    "<RemoveThisPropertyPlease>1</RemoveThisPropertyPlease>" & _
                "</PropertyGroup>" & _
            "</Project>")

        ' Iterate through each PropertyGroup in the Project.  There are two.
        For Each pg As BuildPropertyGroup In project.PropertyGroups

            Dim propertyToRemove As BuildProperty
            propertyToRemove = Nothing

            ' Iterate through each Property in the PropertyGroup.
            For Each buildProperty As BuildProperty In pg

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

                ' If the property's name is "OutputPath", change its value
                ' from "bin\debug\" to "bin\release\".
                If buildProperty.Name = "OutputPath" Then
                    buildProperty.Value = "bin\release\"
                End If

            Next

            ' Remove the property named "RemoveThisPropertyPlease" from the
            ' PropertyGroup
            If Not propertyToRemove Is Nothing Then
                pg.RemoveProperty(propertyToRemove)
            End If

            ' For each PropertyGroup that we found, add to the end of it
            ' a new property called "MyNewProperty".
            pg.AddNewProperty("MyNewProperty", "MyNewValue")

        Next

        '  The project now looks like this:
        ' 
        '      <?xml version="1.0" encoding="utf-16"?>
        '      <Project xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
        '          <Optimize>true</Optimize>
        '          <WarningLevel>4</WarningLevel>
        '          <MyNewProperty>MyNewValue</MyNewProperty>
        '          <OutputPath>bin\release</OutputPath>
        '          <MyNewProperty>MyNewValue</MyNewProperty>
        Console.WriteLine(project.Xml)

    End Sub

End Module

Remarks

A BuildPropertyGroup object can represent a element in the project, or a virtual collection of properties, such as global properties or environment variable properties.

Constructors

BuildPropertyGroup() BuildPropertyGroup() BuildPropertyGroup() BuildPropertyGroup()

Initializes a new instance of the BuildPropertyGroup class.

BuildPropertyGroup(Project) BuildPropertyGroup(Project) BuildPropertyGroup(Project) BuildPropertyGroup(Project)

Initializes a new PropertyGroup element in the specified project.

Properties

Condition Condition Condition Condition

Gets or sets the Condition attribute value of the property group.

Count Count Count Count

Gets a value indicating the number of BuildProperty objects in the BuildPropertyGroup.

IsImported IsImported IsImported IsImported

Gets or sets a value indicating whether the property group was imported into the project.

Item[String] Item[String] Item[String] Item[String]

Gets or sets a BuildProperty object in this BuildPropertyGroup.

Methods

AddNewProperty(String, String) AddNewProperty(String, String) AddNewProperty(String, String) AddNewProperty(String, String)

Adds a new BuildProperty with the specified Name and Value to the BuildPropertyGroup.

AddNewProperty(String, String, Boolean) AddNewProperty(String, String, Boolean) AddNewProperty(String, String, Boolean) AddNewProperty(String, String, Boolean)

Adds a new BuildProperty with the specified Name and Value to the BuildPropertyGroup.

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

Removes the Condition property value and all BuildProperty objects from the BuildPropertyGroup.

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

Creates a deep or shallow copy of the BuildPropertyGroup.

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

Determines whether the specified object is equal to the current object.

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

Gets an enumerator that iterates through the BuildPropertyGroup.

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

Serves as the default hash function.

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

Gets the Type of the current instance.

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

Creates a shallow copy of the current Object.

(Inherited from Object)
RemoveProperty(BuildProperty) RemoveProperty(BuildProperty) RemoveProperty(BuildProperty) RemoveProperty(BuildProperty)

Removes the specified BuildProperty from the BuildPropertyGroup.

RemoveProperty(String) RemoveProperty(String) RemoveProperty(String) RemoveProperty(String)

Removes the BuildProperty with the specified Name from the BuildPropertyGroup.

SetImportedPropertyGroupCondition(String) SetImportedPropertyGroupCondition(String) SetImportedPropertyGroupCondition(String) SetImportedPropertyGroupCondition(String)

Sets the condition for imported property groups. Changes are not persisted.

SetProperty(String, String) SetProperty(String, String) SetProperty(String, String) SetProperty(String, String)

Sets the Value of the BuildProperty with the specified Name.

SetProperty(String, String, Boolean) SetProperty(String, String, Boolean) SetProperty(String, String, Boolean) SetProperty(String, String, Boolean)

Sets the Value of the BuildProperty with the specified Name.

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

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)

Casts the elements of an IEnumerable to the specified type.

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

Filters the elements of an IEnumerable based on a specified type.

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

Enables parallelization of a query.

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

Converts an IEnumerable to an IQueryable.

Applies to