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ListView+ColumnHeaderCollection.xml
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ListView+ColumnHeaderCollection.xml
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<Type Name="ListView+ColumnHeaderCollection" FullName="System.Windows.Forms.ListView+ColumnHeaderCollection">
<TypeSignature Language="C#" Value="public class ListView.ColumnHeaderCollection : System.Collections.IList" />
<TypeSignature Language="ILAsm" Value=".class nested public auto ansi beforefieldinit ListView/ColumnHeaderCollection extends System.Object implements class System.Collections.ICollection, class System.Collections.IEnumerable, class System.Collections.IList" />
<TypeSignature Language="DocId" Value="T:System.Windows.Forms.ListView.ColumnHeaderCollection" />
<TypeSignature Language="VB.NET" Value="Public Class ListView.ColumnHeaderCollection
Implements IList" />
<TypeSignature Language="F#" Value="type ListView.ColumnHeaderCollection = class
 interface IList
 interface ICollection
 interface IEnumerable" />
<TypeSignature Language="C++ CLI" Value="public: ref class ListView::ColumnHeaderCollection : System::Collections::IList" />
<AssemblyInfo>
<AssemblyName>System.Windows.Forms</AssemblyName>
<AssemblyVersion>1.0.5000.0</AssemblyVersion>
<AssemblyVersion>2.0.0.0</AssemblyVersion>
<AssemblyVersion>4.0.0.0</AssemblyVersion>
<AssemblyVersion>5.0.0.0</AssemblyVersion>
<AssemblyVersion>6.0.0.0</AssemblyVersion>
<AssemblyVersion>7.0.0.0</AssemblyVersion>
<AssemblyVersion>8.0.0.0</AssemblyVersion>
<AssemblyVersion>9.0.0.0</AssemblyVersion>
</AssemblyInfo>
<Base>
<BaseTypeName>System.Object</BaseTypeName>
</Base>
<Interfaces>
<Interface>
<InterfaceName>System.Collections.ICollection</InterfaceName>
</Interface>
<Interface>
<InterfaceName>System.Collections.IEnumerable</InterfaceName>
</Interface>
<Interface>
<InterfaceName>System.Collections.IList</InterfaceName>
</Interface>
</Interfaces>
<Attributes>
<Attribute FrameworkAlternate="netframework-2.0;netframework-3.0;netframework-3.5;netframework-4.0;netframework-4.5;netframework-4.5.1;netframework-4.5.2;netframework-4.6;netframework-4.6.1;netframework-4.6.2;netframework-4.7;netframework-4.7.1;netframework-4.7.2;netframework-4.8;netframework-4.8.1;windowsdesktop-3.0;windowsdesktop-3.1;windowsdesktop-5.0;windowsdesktop-6.0;windowsdesktop-7.0;windowsdesktop-8.0;windowsdesktop-9.0">
<AttributeName Language="C#">[System.ComponentModel.ListBindable(false)]</AttributeName>
<AttributeName Language="F#">[<System.ComponentModel.ListBindable(false)>]</AttributeName>
</Attribute>
<Attribute FrameworkAlternate="windowsdesktop-8.0;windowsdesktop-9.0">
<AttributeName Language="C#">[System.Runtime.CompilerServices.Nullable(0)]</AttributeName>
<AttributeName Language="F#">[<System.Runtime.CompilerServices.Nullable(0)>]</AttributeName>
</Attribute>
</Attributes>
<Docs>
<summary>Represents the collection of column headers in a <see cref="T:System.Windows.Forms.ListView" /> control.</summary>
<remarks>
<format type="text/markdown"><![CDATA[
## Remarks
A <xref:System.Windows.Forms.ListView.ColumnHeaderCollection> class stores the column headers that are displayed in the <xref:System.Windows.Forms.ListView> control when the <xref:System.Windows.Forms.ListView.View%2A> property is set to <xref:System.Windows.Forms.View.Details>. The <xref:System.Windows.Forms.ListView.ColumnHeaderCollection> stores <xref:System.Windows.Forms.ColumnHeader> objects that define the text to display for a column as well as how the column header is displayed in the <xref:System.Windows.Forms.ListView> control when displaying columns. When a <xref:System.Windows.Forms.ListView> displays columns, the items and their subitems are displayed in their own columns. To specify which columns subitem data is displayed under, see the <xref:System.Windows.Forms.ListViewItem.ListViewSubItemCollection> class.
There are a number of ways to add column headers to the collection. The <xref:System.Windows.Forms.ListView.ColumnHeaderCollection.Add%2A> method adds a single column header to the collection. To add a number of column headers to the collection, you create an array of <xref:System.Windows.Forms.ColumnHeader> objects and pass it to the <xref:System.Windows.Forms.ListView.ColumnHeaderCollection.AddRange%2A> method. If you want to insert a column header at a specific location in the collection, you can use the <xref:System.Windows.Forms.ListView.ColumnHeaderCollection.Insert%2A> method. To remove column headers, you can use either the <xref:System.Windows.Forms.ListView.ColumnHeaderCollection.Remove%2A> method or the <xref:System.Windows.Forms.ListView.ColumnHeaderCollection.RemoveAt%2A> method if you know where the column header is located in the collection. The <xref:System.Windows.Forms.ListView.ColumnHeaderCollection.Clear%2A> method allows you to remove all column headers from the collection instead of using the <xref:System.Windows.Forms.ListView.ColumnHeaderCollection.Remove%2A> method to remove a single column header at a time.
In addition to methods and properties for adding and removing column headers, the <xref:System.Windows.Forms.ListView.ColumnHeaderCollection> also provides methods to find column headers in the collection. The <xref:System.Windows.Forms.ListView.ColumnHeaderCollection.Contains%2A> method enables you to determine whether a column header is a member of the collection. Once you know that the column header is located in the collection, you can use the <xref:System.Windows.Forms.ListView.ColumnHeaderCollection.IndexOf%2A> method to determine where the column header is located in the collection.
> [!NOTE]
> Unexpected behavior can result when the combined width of all columns exceeds 32,768 pixels.
## Examples
The following code example creates a form that contains a <xref:System.Windows.Forms.ListView> control that manually sorts items when a column in the <xref:System.Windows.Forms.ListView> control is clicked. The example defines a class called `ListViewItemComparer` that implements the <xref:System.Collections.IComparer?displayProperty=nameWithType> interface that performs the <xref:System.Windows.Forms.ListViewItem> comparison. The example creates an instance of `ListViewItemComparer` and uses it to set the <xref:System.Windows.Forms.ListView.ListViewItemSorter%2A> property of the <xref:System.Windows.Forms.ListView> control. The <xref:System.Windows.Forms.ListView.Sort%2A> method call in the <xref:System.Windows.Forms.ListView.ColumnClick> event handler uses the methods defined in `ListViewItemComparer` to perform the sort of items, based on the column that is clicked.
:::code language="cpp" source="~/snippets/cpp/VS_Snippets_Winforms/ListView.ColumnClick/CPP/listviewsort1.cpp" id="Snippet1":::
:::code language="csharp" source="~/snippets/csharp/System.Windows.Forms/ListView+ColumnHeaderCollection/Overview/listviewsort1.cs" id="Snippet1":::
:::code language="vb" source="~/snippets/visualbasic/VS_Snippets_Winforms/ListView.ColumnClick/VB/listviewsort1.vb" id="Snippet1":::
]]></format>
</remarks>
</Docs>
<Members>
<Member MemberName=".ctor">
<MemberSignature Language="C#" Value="public ColumnHeaderCollection (System.Windows.Forms.ListView owner);" />
<MemberSignature Language="ILAsm" Value=".method public hidebysig specialname rtspecialname instance void .ctor(class System.Windows.Forms.ListView owner) cil managed" />
<MemberSignature Language="DocId" Value="M:System.Windows.Forms.ListView.ColumnHeaderCollection.#ctor(System.Windows.Forms.ListView)" />
<MemberSignature Language="VB.NET" Value="Public Sub New (owner As ListView)" />
<MemberSignature Language="F#" Value="new System.Windows.Forms.ListView.ColumnHeaderCollection : System.Windows.Forms.ListView -> System.Windows.Forms.ListView.ColumnHeaderCollection" Usage="new System.Windows.Forms.ListView.ColumnHeaderCollection owner" />
<MemberSignature Language="C++ CLI" Value="public:
 ColumnHeaderCollection(System::Windows::Forms::ListView ^ owner);" />
<MemberType>Constructor</MemberType>
<AssemblyInfo>
<AssemblyName>System.Windows.Forms</AssemblyName>
<AssemblyVersion>1.0.5000.0</AssemblyVersion>
<AssemblyVersion>2.0.0.0</AssemblyVersion>
<AssemblyVersion>4.0.0.0</AssemblyVersion>
<AssemblyVersion>5.0.0.0</AssemblyVersion>
<AssemblyVersion>6.0.0.0</AssemblyVersion>
<AssemblyVersion>7.0.0.0</AssemblyVersion>
<AssemblyVersion>8.0.0.0</AssemblyVersion>
<AssemblyVersion>9.0.0.0</AssemblyVersion>
</AssemblyInfo>
<Attributes>
<Attribute FrameworkAlternate="windowsdesktop-8.0;windowsdesktop-9.0">
<AttributeName Language="C#">[System.Runtime.CompilerServices.NullableContext(1)]</AttributeName>
<AttributeName Language="F#">[<System.Runtime.CompilerServices.NullableContext(1)>]</AttributeName>
</Attribute>
</Attributes>
<Parameters>
<Parameter Name="owner" Type="System.Windows.Forms.ListView" />
</Parameters>
<Docs>
<param name="owner">The <see cref="T:System.Windows.Forms.ListView" /> that owns this collection.</param>
<summary>Initializes a new instance of the <see cref="T:System.Windows.Forms.ListView.ColumnHeaderCollection" /> class.</summary>
<remarks>
<format type="text/markdown"><![CDATA[
## Remarks
You cannot create an instance of this class without associating it with a <xref:System.Windows.Forms.ListView> control.
]]></format>
</remarks>
</Docs>
</Member>
<MemberGroup MemberName="Add">
<AssemblyInfo>
<AssemblyName>System.Windows.Forms</AssemblyName>
<AssemblyVersion>4.0.0.0</AssemblyVersion>
</AssemblyInfo>
<Docs>
<summary>Adds a column header to the collection.</summary>
</Docs>
</MemberGroup>
<Member MemberName="Add">
<MemberSignature Language="C#" Value="public virtual System.Windows.Forms.ColumnHeader Add (string text);" FrameworkAlternate="netframework-2.0;netframework-3.0;netframework-3.5;netframework-4.0;netframework-4.5;netframework-4.5.1;netframework-4.5.2;netframework-4.6;netframework-4.6.1;netframework-4.6.2;netframework-4.7;netframework-4.7.1;netframework-4.7.2;netframework-4.8;netframework-4.8.1;windowsdesktop-3.0;windowsdesktop-3.1;windowsdesktop-5.0;windowsdesktop-6.0" />
<MemberSignature Language="ILAsm" Value=".method public hidebysig newslot virtual instance class System.Windows.Forms.ColumnHeader Add(string text) cil managed" />
<MemberSignature Language="DocId" Value="M:System.Windows.Forms.ListView.ColumnHeaderCollection.Add(System.String)" />
<MemberSignature Language="VB.NET" Value="Public Overridable Function Add (text As String) As ColumnHeader" />
<MemberSignature Language="F#" Value="abstract member Add : string -> System.Windows.Forms.ColumnHeader
override this.Add : string -> System.Windows.Forms.ColumnHeader" Usage="columnHeaderCollection.Add text" />
<MemberSignature Language="C++ CLI" Value="public:
 virtual System::Windows::Forms::ColumnHeader ^ Add(System::String ^ text);" />
<MemberSignature Language="C#" Value="public virtual System.Windows.Forms.ColumnHeader Add (string? text);" FrameworkAlternate="windowsdesktop-7.0;windowsdesktop-8.0;windowsdesktop-9.0" />
<MemberType>Method</MemberType>
<AssemblyInfo>
<AssemblyName>System.Windows.Forms</AssemblyName>
<AssemblyVersion>2.0.0.0</AssemblyVersion>
<AssemblyVersion>4.0.0.0</AssemblyVersion>
<AssemblyVersion>5.0.0.0</AssemblyVersion>
<AssemblyVersion>6.0.0.0</AssemblyVersion>
<AssemblyVersion>7.0.0.0</AssemblyVersion>
<AssemblyVersion>8.0.0.0</AssemblyVersion>
<AssemblyVersion>9.0.0.0</AssemblyVersion>
</AssemblyInfo>
<Attributes>
<Attribute FrameworkAlternate="windowsdesktop-8.0;windowsdesktop-9.0">
<AttributeName Language="C#">[System.Runtime.CompilerServices.NullableContext(1)]</AttributeName>
<AttributeName Language="F#">[<System.Runtime.CompilerServices.NullableContext(1)>]</AttributeName>
</Attribute>
</Attributes>
<ReturnValue>
<ReturnType>System.Windows.Forms.ColumnHeader</ReturnType>
</ReturnValue>
<Parameters>
<Parameter Name="text" Type="System.String" Index="0" FrameworkAlternate="net-5.0;net-6.0;netcore-3.0;netcore-3.1;netframework-2.0;netframework-3.0;netframework-3.5;netframework-4.0;netframework-4.5;netframework-4.5.1;netframework-4.5.2;netframework-4.6;netframework-4.6.1;netframework-4.6.2;netframework-4.7;netframework-4.7.1;netframework-4.7.2;netframework-4.8;windowsdesktop-3.0;windowsdesktop-3.1;windowsdesktop-5.0;windowsdesktop-6.0;windowsdesktop-7.0;netframework-4.8.1;windowsdesktop-8.0;windowsdesktop-9.0">
<Attributes>
<Attribute FrameworkAlternate="windowsdesktop-8.0;windowsdesktop-9.0">
<AttributeName Language="C#">[System.Runtime.CompilerServices.Nullable(2)]</AttributeName>
<AttributeName Language="F#">[<System.Runtime.CompilerServices.Nullable(2)>]</AttributeName>
</Attribute>
</Attributes>
</Parameter>
</Parameters>
<Docs>
<param name="text">The text to display in the column header.</param>
<summary>Creates and adds a column with the specified text to the collection.</summary>
<returns>The <see cref="T:System.Windows.Forms.ColumnHeader" /> with the specified text that was added to the <see cref="T:System.Windows.Forms.ListView.ColumnHeaderCollection" />.</returns>
<remarks>
<format type="text/markdown"><![CDATA[
## Remarks
The column header will be added to the end of the collection.
]]></format>
</remarks>
</Docs>
</Member>
<Member MemberName="Add">
<MemberSignature Language="C#" Value="public virtual int Add (System.Windows.Forms.ColumnHeader value);" />
<MemberSignature Language="ILAsm" Value=".method public hidebysig newslot virtual instance int32 Add(class System.Windows.Forms.ColumnHeader value) cil managed" />
<MemberSignature Language="DocId" Value="M:System.Windows.Forms.ListView.ColumnHeaderCollection.Add(System.Windows.Forms.ColumnHeader)" />
<MemberSignature Language="VB.NET" Value="Public Overridable Function Add (value As ColumnHeader) As Integer" />
<MemberSignature Language="F#" Value="abstract member Add : System.Windows.Forms.ColumnHeader -> int
override this.Add : System.Windows.Forms.ColumnHeader -> int" Usage="columnHeaderCollection.Add value" />
<MemberSignature Language="C++ CLI" Value="public:
 virtual int Add(System::Windows::Forms::ColumnHeader ^ value);" />
<MemberType>Method</MemberType>
<AssemblyInfo>
<AssemblyName>System.Windows.Forms</AssemblyName>
<AssemblyVersion>1.0.5000.0</AssemblyVersion>
<AssemblyVersion>2.0.0.0</AssemblyVersion>
<AssemblyVersion>4.0.0.0</AssemblyVersion>
<AssemblyVersion>5.0.0.0</AssemblyVersion>
<AssemblyVersion>6.0.0.0</AssemblyVersion>
<AssemblyVersion>7.0.0.0</AssemblyVersion>
<AssemblyVersion>8.0.0.0</AssemblyVersion>
<AssemblyVersion>9.0.0.0</AssemblyVersion>
</AssemblyInfo>
<Attributes>
<Attribute FrameworkAlternate="windowsdesktop-8.0;windowsdesktop-9.0">
<AttributeName Language="C#">[System.Runtime.CompilerServices.NullableContext(1)]</AttributeName>
<AttributeName Language="F#">[<System.Runtime.CompilerServices.NullableContext(1)>]</AttributeName>
</Attribute>
</Attributes>
<ReturnValue>
<ReturnType>System.Int32</ReturnType>
</ReturnValue>
<Parameters>
<Parameter Name="value" Type="System.Windows.Forms.ColumnHeader" />
</Parameters>
<Docs>
<param name="value">The <see cref="T:System.Windows.Forms.ColumnHeader" /> to add to the collection.</param>
<summary>Adds an existing <see cref="T:System.Windows.Forms.ColumnHeader" /> to the collection.</summary>
<returns>The zero-based index into the collection where the item was added.</returns>
<remarks>
<format type="text/markdown"><![CDATA[
## Remarks
You can use this version of the <xref:System.Windows.Forms.ListView.ColumnHeaderCollection.Add%2A> method to add an existing <xref:System.Windows.Forms.ColumnHeader> to the collection. If you want to create a new <xref:System.Windows.Forms.ColumnHeader> at the time you add it to the collection, you can use the other version of the <xref:System.Windows.Forms.ListView.ColumnHeaderCollection.Add%2A> method.
When column headers are added, they are added to the end of the collection. To insert a column header into the collection at a specific position, use the <xref:System.Windows.Forms.ListView.ColumnHeaderCollection.Insert%2A> method. To add a set of column headers to the collection in a single operation, use the <xref:System.Windows.Forms.ListView.ColumnHeaderCollection.AddRange%2A> method.
## Examples
The following code example creates a form that contains a <xref:System.Windows.Forms.ListView> control that manually sorts items when a column in the <xref:System.Windows.Forms.ListView> control is clicked. The example defines a class called `ListViewItemComparer` that implements the <xref:System.Collections.IComparer?displayProperty=nameWithType> interface that performs the <xref:System.Windows.Forms.ListViewItem> comparison. The example creates an instance of `ListViewItemComparer` and uses it to set the <xref:System.Windows.Forms.ListView.ListViewItemSorter%2A> property of the <xref:System.Windows.Forms.ListView> control. The <xref:System.Windows.Forms.ListView.Sort%2A> method call in the <xref:System.Windows.Forms.ListView.ColumnClick> event handler uses the methods defined in `ListViewItemComparer` to perform the sort of items, based on the column that is clicked.
:::code language="cpp" source="~/snippets/cpp/VS_Snippets_Winforms/ListView.ColumnClick/CPP/listviewsort1.cpp" id="Snippet1":::
:::code language="csharp" source="~/snippets/csharp/System.Windows.Forms/ListView+ColumnHeaderCollection/Overview/listviewsort1.cs" id="Snippet1":::
:::code language="vb" source="~/snippets/visualbasic/VS_Snippets_Winforms/ListView.ColumnClick/VB/listviewsort1.vb" id="Snippet1":::
]]></format>
</remarks>
<altmember cref="M:System.Windows.Forms.ListView.ColumnHeaderCollection.Insert(System.Int32,System.Windows.Forms.ColumnHeader)" />
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<param name="text">The text of the <see cref="T:System.Windows.Forms.ColumnHeader" /> to add to the collection.</param>
<param name="width">The width of the <see cref="T:System.Windows.Forms.ColumnHeader" /> to add to the collection.</param>
<summary>Creates and adds a column with the specified text and width to the collection.</summary>
<returns>The <see cref="T:System.Windows.Forms.ColumnHeader" /> with the specified text and width that was added to the <see cref="T:System.Windows.Forms.ListView.ColumnHeaderCollection" />.</returns>
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<format type="text/markdown"><![CDATA[
## Remarks
The column is added at the end of the collection.
]]></format>
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<param name="key">The key of the <see cref="T:System.Windows.Forms.ColumnHeader" /> to add to the collection.</param>
<param name="text">The text of the <see cref="T:System.Windows.Forms.ColumnHeader" /> to add to the collection.</param>
<summary>Creates and adds a column with the specified text and key to the collection.</summary>
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<format type="text/markdown"><![CDATA[
## Remarks
The <xref:System.Windows.Forms.ColumnHeader.Name%2A> property corresponds to the key for a column in the <xref:System.Windows.Forms.ListView.ColumnHeaderCollection>.
The column is added at the end of the collection.
]]></format>
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<param name="key">The key of the column header.</param>
<param name="text">The text to display in the column header.</param>
<param name="width">The initial width of the <see cref="T:System.Windows.Forms.ColumnHeader" />.</param>
<summary>Creates and adds a column with the specified text, key, and width to the collection.</summary>
<returns>The <see cref="T:System.Windows.Forms.ColumnHeader" /> with the given text, key, and width that was added to the collection.</returns>
<remarks>
<format type="text/markdown"><![CDATA[
## Remarks
The <xref:System.Windows.Forms.ColumnHeader.Name%2A> property corresponds to the key for a column in the <xref:System.Windows.Forms.ListView.ColumnHeaderCollection>.
The column is added at the end of the collection.
]]></format>
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<param name="str">The text to display in the column header.</param>
<param name="text">The text to display in the column header.</param>
<param name="width">The initial width of the column header.</param>
<param name="textAlign">One of the <see cref="T:System.Windows.Forms.HorizontalAlignment" /> values.</param>
<summary>Adds a column header to the collection with specified text, width, and alignment settings.</summary>
<returns>The <see cref="T:System.Windows.Forms.ColumnHeader" /> that was created and added to the collection.</returns>
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<format type="text/markdown"><![CDATA[
## Remarks
You can use this version of the <xref:System.Windows.Forms.ListView.ColumnHeaderCollection.Add%2A> method to create a new <xref:System.Windows.Forms.ColumnHeader> to add to the collection. The text of the new <xref:System.Windows.Forms.ColumnHeader> added to the control is based on the `text` parameter. This version of the <xref:System.Windows.Forms.ListView.ColumnHeaderCollection.Add%2A> method also allows you to specify the width of the column and the alignment of text in the column header. If you have an existing <xref:System.Windows.Forms.ColumnHeader> that you want to add to the collection, use the version of the <xref:System.Windows.Forms.ListView.ColumnHeaderCollection.Add%2A> method that accepts a <xref:System.Windows.Forms.ColumnHeader> as its parameter.
When column headers are added, they are added to the end of the collection. To insert a column header into the collection at a specific position, use the <xref:System.Windows.Forms.ListView.ColumnHeaderCollection.Insert%2A> method. To add a set of column headers to the collection in a single operation, use the <xref:System.Windows.Forms.ListView.ColumnHeaderCollection.AddRange%2A> method.
## Examples
The following code example creates a <xref:System.Windows.Forms.ListView> control with three <xref:System.Windows.Forms.ListViewItem> objects specified and three <xref:System.Windows.Forms.ListViewItem.ListViewSubItem> objects specified for each item. The example also creates <xref:System.Windows.Forms.ColumnHeader> objects to display the subitems in details view. Two <xref:System.Windows.Forms.ImageList> objects are also created in the code example to provide images for the <xref:System.Windows.Forms.ListViewItem> objects. These <xref:System.Windows.Forms.ImageList> objects are added to the <xref:System.Windows.Forms.ListView.LargeImageList%2A> and <xref:System.Windows.Forms.ListView.SmallImageList%2A> properties. The example uses the following properties in creating the <xref:System.Windows.Forms.ListView> control:
- <xref:System.Windows.Forms.ListView.View%2A>
- <xref:System.Windows.Forms.ListView.LabelEdit%2A>
- <xref:System.Windows.Forms.ListView.AllowColumnReorder%2A>
- <xref:System.Windows.Forms.ListView.CheckBoxes%2A>
- <xref:System.Windows.Forms.ListView.FullRowSelect%2A>
- <xref:System.Windows.Forms.ListView.GridLines%2A>
- <xref:System.Windows.Forms.ListView.Sorting%2A>
This example requires that you have added the code to a <xref:System.Windows.Forms.Form> and call the method created in the example from the constructor or another method on the form. The example also requires that images named `MySmallImage1`, `MySmallImage2`, `MyLargeImage1`, and `MyLargeImage2` are located in the root directory of drive C.
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]]></format>
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override this.Add : string * string * int * System.Windows.Forms.HorizontalAlignment * int -> System.Windows.Forms.ColumnHeader" Usage="columnHeaderCollection.Add (key, text, width, textAlign, imageIndex)" />
<MemberSignature Language="C++ CLI" Value="public:
 virtual System::Windows::Forms::ColumnHeader ^ Add(System::String ^ key, System::String ^ text, int width, System::Windows::Forms::HorizontalAlignment textAlign, int imageIndex);" />
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<AssemblyName>System.Windows.Forms</AssemblyName>
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<AssemblyVersion>7.0.0.0</AssemblyVersion>
<AssemblyVersion>8.0.0.0</AssemblyVersion>
<AssemblyVersion>9.0.0.0</AssemblyVersion>
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<ReturnValue>
<ReturnType>System.Windows.Forms.ColumnHeader</ReturnType>
</ReturnValue>
<Parameters>
<Parameter Name="key" Type="System.String" Index="0" FrameworkAlternate="net-5.0;net-6.0;netcore-3.0;netcore-3.1;netframework-2.0;netframework-3.0;netframework-3.5;netframework-4.0;netframework-4.5;netframework-4.5.1;netframework-4.5.2;netframework-4.6;netframework-4.6.1;netframework-4.6.2;netframework-4.7;netframework-4.7.1;netframework-4.7.2;netframework-4.8;windowsdesktop-3.0;windowsdesktop-3.1;windowsdesktop-5.0;windowsdesktop-6.0;windowsdesktop-7.0;netframework-4.8.1;windowsdesktop-8.0;windowsdesktop-9.0" />
<Parameter Name="text" Type="System.String" Index="1" FrameworkAlternate="net-5.0;net-6.0;netcore-3.0;netcore-3.1;netframework-2.0;netframework-3.0;netframework-3.5;netframework-4.0;netframework-4.5;netframework-4.5.1;netframework-4.5.2;netframework-4.6;netframework-4.6.1;netframework-4.6.2;netframework-4.7;netframework-4.7.1;netframework-4.7.2;netframework-4.8;windowsdesktop-3.0;windowsdesktop-3.1;windowsdesktop-5.0;windowsdesktop-6.0;windowsdesktop-7.0;netframework-4.8.1;windowsdesktop-8.0;windowsdesktop-9.0" />
<Parameter Name="width" Type="System.Int32" Index="2" FrameworkAlternate="net-5.0;net-6.0;netcore-3.0;netcore-3.1;netframework-2.0;netframework-3.0;netframework-3.5;netframework-4.0;netframework-4.5;netframework-4.5.1;netframework-4.5.2;netframework-4.6;netframework-4.6.1;netframework-4.6.2;netframework-4.7;netframework-4.7.1;netframework-4.7.2;netframework-4.8;windowsdesktop-3.0;windowsdesktop-3.1;windowsdesktop-5.0;windowsdesktop-6.0;windowsdesktop-7.0;netframework-4.8.1;windowsdesktop-8.0;windowsdesktop-9.0" />
<Parameter Name="textAlign" Type="System.Windows.Forms.HorizontalAlignment" Index="3" FrameworkAlternate="net-5.0;net-6.0;netcore-3.0;netcore-3.1;netframework-2.0;netframework-3.0;netframework-3.5;netframework-4.0;netframework-4.5;netframework-4.5.1;netframework-4.5.2;netframework-4.6;netframework-4.6.1;netframework-4.6.2;netframework-4.7;netframework-4.7.1;netframework-4.7.2;netframework-4.8;windowsdesktop-3.0;windowsdesktop-3.1;windowsdesktop-5.0;windowsdesktop-6.0;windowsdesktop-7.0;netframework-4.8.1;windowsdesktop-8.0;windowsdesktop-9.0" />
<Parameter Name="imageIndex" Type="System.Int32" Index="4" FrameworkAlternate="net-5.0;net-6.0;netcore-3.0;netcore-3.1;netframework-2.0;netframework-3.0;netframework-3.5;netframework-4.0;netframework-4.5;netframework-4.5.1;netframework-4.5.2;netframework-4.6;netframework-4.6.1;netframework-4.6.2;netframework-4.7;netframework-4.7.1;netframework-4.7.2;netframework-4.8;windowsdesktop-3.0;windowsdesktop-3.1;windowsdesktop-5.0;windowsdesktop-6.0;windowsdesktop-7.0;netframework-4.8.1;windowsdesktop-8.0;windowsdesktop-9.0" />
</Parameters>
<Docs>
<param name="key">The key of the column header.</param>
<param name="text">The text to display in the column header.</param>
<param name="width">The initial width of the column header.</param>
<param name="textAlign">One of the <see cref="T:System.Windows.Forms.HorizontalAlignment" /> values.</param>
<param name="imageIndex">The index value of the image to display in the column.</param>
<summary>Creates and adds a column with the specified key, aligned text, width, and image index to the collection.</summary>
<returns>The <see cref="T:System.Windows.Forms.ColumnHeader" /> with the specified key, aligned text, width, and image index that has been added to the collection.</returns>
<remarks>
<format type="text/markdown"><![CDATA[
## Remarks
The <xref:System.Windows.Forms.ColumnHeader.Name%2A> property corresponds to the key for a column in the <xref:System.Windows.Forms.ListView.ColumnHeaderCollection>.
The column is added at the end of the collection.
]]></format>
</remarks>
</Docs>
</Member>
<Member MemberName="Add">
<MemberSignature Language="C#" Value="public virtual System.Windows.Forms.ColumnHeader Add (string key, string text, int width, System.Windows.Forms.HorizontalAlignment textAlign, string imageKey);" FrameworkAlternate="netframework-2.0;netframework-3.0;netframework-3.5;netframework-4.0;netframework-4.5;netframework-4.5.1;netframework-4.5.2;netframework-4.6;netframework-4.6.1;netframework-4.6.2;netframework-4.7;netframework-4.7.1;netframework-4.7.2;netframework-4.8;netframework-4.8.1;windowsdesktop-3.0;windowsdesktop-3.1;windowsdesktop-5.0;windowsdesktop-6.0" />
<MemberSignature Language="ILAsm" Value=".method public hidebysig newslot virtual instance class System.Windows.Forms.ColumnHeader Add(string key, string text, int32 width, valuetype System.Windows.Forms.HorizontalAlignment textAlign, string imageKey) cil managed" />
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<MemberSignature Language="C++ CLI" Value="public:
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<ReturnValue>
<ReturnType>System.Windows.Forms.ColumnHeader</ReturnType>
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<Parameters>
<Parameter Name="key" Type="System.String" Index="0" FrameworkAlternate="net-5.0;net-6.0;netcore-3.0;netcore-3.1;netframework-2.0;netframework-3.0;netframework-3.5;netframework-4.0;netframework-4.5;netframework-4.5.1;netframework-4.5.2;netframework-4.6;netframework-4.6.1;netframework-4.6.2;netframework-4.7;netframework-4.7.1;netframework-4.7.2;netframework-4.8;windowsdesktop-3.0;windowsdesktop-3.1;windowsdesktop-5.0;windowsdesktop-6.0;windowsdesktop-7.0;netframework-4.8.1;windowsdesktop-8.0;windowsdesktop-9.0">
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</Parameter>
<Parameter Name="text" Type="System.String" Index="1" FrameworkAlternate="net-5.0;net-6.0;netcore-3.0;netcore-3.1;netframework-2.0;netframework-3.0;netframework-3.5;netframework-4.0;netframework-4.5;netframework-4.5.1;netframework-4.5.2;netframework-4.6;netframework-4.6.1;netframework-4.6.2;netframework-4.7;netframework-4.7.1;netframework-4.7.2;netframework-4.8;windowsdesktop-3.0;windowsdesktop-3.1;windowsdesktop-5.0;windowsdesktop-6.0;windowsdesktop-7.0;netframework-4.8.1;windowsdesktop-8.0;windowsdesktop-9.0">
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</Parameter>
<Parameter Name="width" Type="System.Int32" Index="2" FrameworkAlternate="net-5.0;net-6.0;netcore-3.0;netcore-3.1;netframework-2.0;netframework-3.0;netframework-3.5;netframework-4.0;netframework-4.5;netframework-4.5.1;netframework-4.5.2;netframework-4.6;netframework-4.6.1;netframework-4.6.2;netframework-4.7;netframework-4.7.1;netframework-4.7.2;netframework-4.8;windowsdesktop-3.0;windowsdesktop-3.1;windowsdesktop-5.0;windowsdesktop-6.0;windowsdesktop-7.0;netframework-4.8.1;windowsdesktop-8.0;windowsdesktop-9.0" />
<Parameter Name="textAlign" Type="System.Windows.Forms.HorizontalAlignment" Index="3" FrameworkAlternate="net-5.0;net-6.0;netcore-3.0;netcore-3.1;netframework-2.0;netframework-3.0;netframework-3.5;netframework-4.0;netframework-4.5;netframework-4.5.1;netframework-4.5.2;netframework-4.6;netframework-4.6.1;netframework-4.6.2;netframework-4.7;netframework-4.7.1;netframework-4.7.2;netframework-4.8;windowsdesktop-3.0;windowsdesktop-3.1;windowsdesktop-5.0;windowsdesktop-6.0;windowsdesktop-7.0;netframework-4.8.1;windowsdesktop-8.0;windowsdesktop-9.0" />
<Parameter Name="imageKey" Type="System.String" Index="4" FrameworkAlternate="net-5.0;net-6.0;netcore-3.0;netcore-3.1;netframework-2.0;netframework-3.0;netframework-3.5;netframework-4.0;netframework-4.5;netframework-4.5.1;netframework-4.5.2;netframework-4.6;netframework-4.6.1;netframework-4.6.2;netframework-4.7;netframework-4.7.1;netframework-4.7.2;netframework-4.8;windowsdesktop-3.0;windowsdesktop-3.1;windowsdesktop-5.0;windowsdesktop-6.0;windowsdesktop-7.0;netframework-4.8.1;windowsdesktop-8.0;windowsdesktop-9.0" />
</Parameters>
<Docs>
<param name="key">The key of the column header.</param>
<param name="text">The text to display in the column header.</param>
<param name="width">The initial width of the column header.</param>
<param name="textAlign">One of the <see cref="T:System.Windows.Forms.HorizontalAlignment" /> values.</param>
<param name="imageKey">The key value of the image to display in the column header.</param>
<summary>Creates and adds a column with the specified key, aligned text, width, and image key to the collection.</summary>
<returns>The <see cref="T:System.Windows.Forms.ColumnHeader" /> with the specified key, aligned text, width, and image key that has been added to the collection.</returns>
<remarks>
<format type="text/markdown"><![CDATA[
## Remarks
The <xref:System.Windows.Forms.ColumnHeader.Name%2A> property corresponds to the key for a column in the <xref:System.Windows.Forms.ListView.ColumnHeaderCollection>.
The column is added at the end of the collection.
]]></format>
</remarks>
</Docs>
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<Member MemberName="AddRange">
<MemberSignature Language="C#" Value="public virtual void AddRange (System.Windows.Forms.ColumnHeader[] values);" FrameworkAlternate="netframework-1.1;netframework-2.0;netframework-3.0;netframework-3.5;netframework-4.0;netframework-4.5;netframework-4.5.1;netframework-4.5.2;netframework-4.6;netframework-4.6.1;netframework-4.6.2;netframework-4.7;netframework-4.7.1;netframework-4.7.2;netframework-4.8;netframework-4.8.1;windowsdesktop-3.0;windowsdesktop-3.1;windowsdesktop-5.0;windowsdesktop-6.0;windowsdesktop-7.0;windowsdesktop-8.0" />
<MemberSignature Language="ILAsm" Value=".method public hidebysig newslot virtual instance void AddRange(class System.Windows.Forms.ColumnHeader[] values) cil managed" />
<MemberSignature Language="DocId" Value="M:System.Windows.Forms.ListView.ColumnHeaderCollection.AddRange(System.Windows.Forms.ColumnHeader[])" />
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<MemberSignature Language="F#" Value="abstract member AddRange : System.Windows.Forms.ColumnHeader[] -> unit
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<ReturnValue>
<ReturnType>System.Void</ReturnType>
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<Parameters>
<Parameter Name="values" Type="System.Windows.Forms.ColumnHeader[]">
<Attributes>
<Attribute FrameworkAlternate="windowsdesktop-9.0">
<AttributeName Language="C#">[System.ParamArray]</AttributeName>
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<Docs>
<param name="values">An array of <see cref="T:System.Windows.Forms.ColumnHeader" /> objects to add to the collection.</param>
<summary>Adds an array of column headers to the collection.</summary>
<remarks>
<format type="text/markdown"><![CDATA[
## Remarks
You can use this method to reuse the column headers used in a different <xref:System.Windows.Forms.ListView> control. If you want to add a single <xref:System.Windows.Forms.ColumnHeader>, use the <xref:System.Windows.Forms.ListView.ColumnHeaderCollection.Add%2A> method. You can also use the <xref:System.Windows.Forms.ListView.ColumnHeaderCollection.Insert%2A> method if you want to add a single <xref:System.Windows.Forms.ColumnHeader> at a specific position in the collection.
]]></format>
</remarks>
<altmember cref="M:System.Windows.Forms.ListView.ColumnHeaderCollection.Add(System.String,System.Int32,System.Windows.Forms.HorizontalAlignment)" />
<altmember cref="M:System.Windows.Forms.ListView.ColumnHeaderCollection.Insert(System.Int32,System.Windows.Forms.ColumnHeader)" />
<altmember cref="T:System.Windows.Forms.ColumnHeader" />
</Docs>
</Member>
<Member MemberName="Clear">
<MemberSignature Language="C#" Value="public virtual void Clear ();" />
<MemberSignature Language="ILAsm" Value=".method public hidebysig newslot virtual instance void Clear() cil managed" />
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<MemberSignature Language="F#" Value="abstract member Clear : unit -> unit
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<Parameters />
<Docs>
<summary>Removes all column headers from the collection.</summary>
<remarks>
<format type="text/markdown"><![CDATA[
## Remarks
When you remove column headers from the collection, all information about the deleted column headers is lost. To remove a single column header from the collection use the <xref:System.Windows.Forms.ListView.ColumnHeaderCollection.Remove%2A> or <xref:System.Windows.Forms.ListView.ColumnHeaderCollection.RemoveAt%2A> method.
]]></format>
</remarks>
<altmember cref="M:System.Windows.Forms.ListView.ColumnHeaderCollection.Remove(System.Windows.Forms.ColumnHeader)" />
<altmember cref="M:System.Windows.Forms.ListView.ColumnHeaderCollection.RemoveAt(System.Int32)" />
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<Member MemberName="Contains">
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<MemberSignature Language="ILAsm" Value=".method public hidebysig instance bool Contains(class System.Windows.Forms.ColumnHeader value) cil managed" />
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 bool Contains(System::Windows::Forms::ColumnHeader ^ value);" />
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<AssemblyVersion>8.0.0.0</AssemblyVersion>
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<ReturnValue>
<ReturnType>System.Boolean</ReturnType>
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<Parameters>
<Parameter Name="value" Type="System.Windows.Forms.ColumnHeader" />
</Parameters>
<Docs>
<param name="value">A <see cref="T:System.Windows.Forms.ColumnHeader" /> representing the column header to locate in the collection.</param>
<summary>Determines whether the specified column header is located in the collection.</summary>
<returns>
<see langword="true" /> if the column header is contained in the collection; otherwise, <see langword="false" />.</returns>
<remarks>
<format type="text/markdown"><![CDATA[
## Remarks
The <xref:System.Windows.Forms.ListView.ColumnHeaderCollection.Contains%2A> method enables you to determine whether a <xref:System.Windows.Forms.ColumnHeader> is a member of the collection. Once you know that the column header is in the collection, you can use the <xref:System.Windows.Forms.ListView.ColumnHeaderCollection.IndexOf%2A> method to determine the position of the column header in the collection.
]]></format>
</remarks>
<altmember cref="M:System.Windows.Forms.ListView.ColumnHeaderCollection.IndexOf(System.Windows.Forms.ColumnHeader)" />
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<Member MemberName="ContainsKey">
<MemberSignature Language="C#" Value="public virtual bool ContainsKey (string key);" />
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<ReturnValue>
<ReturnType>System.Boolean</ReturnType>
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<Parameters>
<Parameter Name="key" Type="System.String" Index="0" FrameworkAlternate="net-5.0;net-6.0;netcore-3.0;netcore-3.1;netframework-2.0;netframework-3.0;netframework-3.5;netframework-4.0;netframework-4.5;netframework-4.5.1;netframework-4.5.2;netframework-4.6;netframework-4.6.1;netframework-4.6.2;netframework-4.7;netframework-4.7.1;netframework-4.7.2;netframework-4.8;windowsdesktop-3.0;windowsdesktop-3.1;windowsdesktop-5.0;windowsdesktop-6.0;windowsdesktop-7.0;netframework-4.8.1;windowsdesktop-8.0;windowsdesktop-9.0" />
</Parameters>
<Docs>
<param name="key">The name of the column to search for.</param>
<summary>Determines if a column with the specified key is contained in the collection.</summary>
<returns>
<see langword="true" /> if a column with the specified name is contained in the collection; otherwise, <see langword="false" />.</returns>
<remarks>
<format type="text/markdown"><![CDATA[
## Remarks
The key comparison is not case-sensitive. If `key` is `null` or empty, <xref:System.Windows.Forms.ListView.ColumnHeaderCollection.ContainsKey%2A> returns `false`.
The <xref:System.Windows.Forms.ColumnHeader.Name%2A> property corresponds to the key for an item in the <xref:System.Windows.Forms.ListView.ColumnHeaderCollection>.
]]></format>
</remarks>
</Docs>
</Member>
<Member MemberName="Count">
<MemberSignature Language="C#" Value="public int Count { get; }" />
<MemberSignature Language="ILAsm" Value=".property instance int32 Count" />
<MemberSignature Language="DocId" Value="P:System.Windows.Forms.ListView.ColumnHeaderCollection.Count" />
<MemberSignature Language="VB.NET" Value="Public ReadOnly Property Count As Integer" />
<MemberSignature Language="F#" Value="member this.Count : int" Usage="System.Windows.Forms.ListView.ColumnHeaderCollection.Count" />
<MemberSignature Language="C++ CLI" Value="public:
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<MemberType>Property</MemberType>
<Implements>
<InterfaceMember>P:System.Collections.ICollection.Count</InterfaceMember>
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<AssemblyName>System.Windows.Forms</AssemblyName>
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<AssemblyVersion>2.0.0.0</AssemblyVersion>
<AssemblyVersion>4.0.0.0</AssemblyVersion>
<AssemblyVersion>5.0.0.0</AssemblyVersion>
<AssemblyVersion>6.0.0.0</AssemblyVersion>
<AssemblyVersion>7.0.0.0</AssemblyVersion>
<AssemblyVersion>8.0.0.0</AssemblyVersion>
<AssemblyVersion>9.0.0.0</AssemblyVersion>
</AssemblyInfo>
<Attributes>
<Attribute>
<AttributeName Language="C#">[System.ComponentModel.Browsable(false)]</AttributeName>
<AttributeName Language="F#">[<System.ComponentModel.Browsable(false)>]</AttributeName>
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<ReturnValue>
<ReturnType>System.Int32</ReturnType>
</ReturnValue>
<Docs>
<summary>Gets the number of items in the collection.</summary>
<value>The number of items in the collection.</value>
<remarks>
<format type="text/markdown"><![CDATA[
## Remarks
This property enables you to determine the number of columns that are displayed in the <xref:System.Windows.Forms.ListView> when the <xref:System.Windows.Forms.ListView.View%2A> property is set to <xref:System.Windows.Forms.View.Details>. You can then use this value when you are looping through the values of the collection and you need to provide a number of iterations to perform the loop.
]]></format>
</remarks>
<altmember cref="P:System.Windows.Forms.ListView.View" />
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</Member>
<Member MemberName="GetEnumerator">
<MemberSignature Language="C#" Value="public System.Collections.IEnumerator GetEnumerator ();" />
<MemberSignature Language="ILAsm" Value=".method public hidebysig newslot virtual instance class System.Collections.IEnumerator GetEnumerator() cil managed" />
<MemberSignature Language="DocId" Value="M:System.Windows.Forms.ListView.ColumnHeaderCollection.GetEnumerator" />
<MemberSignature Language="VB.NET" Value="Public Function GetEnumerator () As IEnumerator" />
<MemberSignature Language="F#" Value="abstract member GetEnumerator : unit -> System.Collections.IEnumerator
override this.GetEnumerator : unit -> System.Collections.IEnumerator" Usage="columnHeaderCollection.GetEnumerator " />
<MemberSignature Language="C++ CLI" Value="public:
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<MemberType>Method</MemberType>
<Implements>
<InterfaceMember>M:System.Collections.IEnumerable.GetEnumerator</InterfaceMember>
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<AssemblyName>System.Windows.Forms</AssemblyName>
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<AssemblyVersion>2.0.0.0</AssemblyVersion>
<AssemblyVersion>4.0.0.0</AssemblyVersion>
<AssemblyVersion>5.0.0.0</AssemblyVersion>
<AssemblyVersion>6.0.0.0</AssemblyVersion>
<AssemblyVersion>7.0.0.0</AssemblyVersion>
<AssemblyVersion>8.0.0.0</AssemblyVersion>
<AssemblyVersion>9.0.0.0</AssemblyVersion>
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<Attributes>
<Attribute FrameworkAlternate="windowsdesktop-8.0;windowsdesktop-9.0">
<AttributeName Language="C#">[System.Runtime.CompilerServices.NullableContext(1)]</AttributeName>
<AttributeName Language="F#">[<System.Runtime.CompilerServices.NullableContext(1)>]</AttributeName>
</Attribute>
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<ReturnValue>
<ReturnType>System.Collections.IEnumerator</ReturnType>
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<Parameters />
<Docs>
<summary>Returns an enumerator to use to iterate through the column header collection.</summary>
<returns>An <see cref="T:System.Collections.IEnumerator" /> that represents the column header collection.</returns>
<remarks>To be added.</remarks>
</Docs>
</Member>
<Member MemberName="IndexOf">
<MemberSignature Language="C#" Value="public int IndexOf (System.Windows.Forms.ColumnHeader value);" />
<MemberSignature Language="ILAsm" Value=".method public hidebysig instance int32 IndexOf(class System.Windows.Forms.ColumnHeader value) cil managed" />
<MemberSignature Language="DocId" Value="M:System.Windows.Forms.ListView.ColumnHeaderCollection.IndexOf(System.Windows.Forms.ColumnHeader)" />
<MemberSignature Language="VB.NET" Value="Public Function IndexOf (value As ColumnHeader) As Integer" />
<MemberSignature Language="F#" Value="member this.IndexOf : System.Windows.Forms.ColumnHeader -> int" Usage="columnHeaderCollection.IndexOf value" />
<MemberSignature Language="C++ CLI" Value="public:
 int IndexOf(System::Windows::Forms::ColumnHeader ^ value);" />
<MemberType>Method</MemberType>
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<AssemblyName>System.Windows.Forms</AssemblyName>
<AssemblyVersion>1.0.5000.0</AssemblyVersion>
<AssemblyVersion>2.0.0.0</AssemblyVersion>
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<AssemblyVersion>5.0.0.0</AssemblyVersion>
<AssemblyVersion>6.0.0.0</AssemblyVersion>
<AssemblyVersion>7.0.0.0</AssemblyVersion>
<AssemblyVersion>8.0.0.0</AssemblyVersion>
<AssemblyVersion>9.0.0.0</AssemblyVersion>
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<ReturnValue>
<ReturnType>System.Int32</ReturnType>
</ReturnValue>
<Parameters>
<Parameter Name="value" Type="System.Windows.Forms.ColumnHeader" />
</Parameters>
<Docs>
<param name="value">A <see cref="T:System.Windows.Forms.ColumnHeader" /> representing the column header to locate in the collection.</param>
<summary>Returns the index, within the collection, of the specified column header.</summary>
<returns>The zero-based index of the column header's location in the collection. If the column header is not located in the collection, the return value is -1.</returns>
<remarks>
<format type="text/markdown"><![CDATA[
## Remarks
The <xref:System.Windows.Forms.ListView.ColumnHeaderCollection.IndexOf%2A> method enables you to determine the position of a column header in the collection. To determine whether a column header is contained in the collection before calling this method, use the <xref:System.Windows.Forms.ListView.ColumnHeaderCollection.Contains%2A> method.
]]></format>
</remarks>
<altmember cref="M:System.Windows.Forms.ListView.ColumnHeaderCollection.Contains(System.Windows.Forms.ColumnHeader)" />
</Docs>
</Member>
<Member MemberName="IndexOfKey">
<MemberSignature Language="C#" Value="public virtual int IndexOfKey (string key);" />
<MemberSignature Language="ILAsm" Value=".method public hidebysig newslot virtual instance int32 IndexOfKey(string key) cil managed" />
<MemberSignature Language="DocId" Value="M:System.Windows.Forms.ListView.ColumnHeaderCollection.IndexOfKey(System.String)" />
<MemberSignature Language="VB.NET" Value="Public Overridable Function IndexOfKey (key As String) As Integer" />
<MemberSignature Language="F#" Value="abstract member IndexOfKey : string -> int
override this.IndexOfKey : string -> int" Usage="columnHeaderCollection.IndexOfKey key" />
<MemberSignature Language="C++ CLI" Value="public:
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<MemberType>Method</MemberType>
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<AssemblyName>System.Windows.Forms</AssemblyName>
<AssemblyVersion>2.0.0.0</AssemblyVersion>
<AssemblyVersion>4.0.0.0</AssemblyVersion>
<AssemblyVersion>5.0.0.0</AssemblyVersion>
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<AssemblyVersion>7.0.0.0</AssemblyVersion>
<AssemblyVersion>8.0.0.0</AssemblyVersion>
<AssemblyVersion>9.0.0.0</AssemblyVersion>
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<ReturnValue>
<ReturnType>System.Int32</ReturnType>
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<Parameters>
<Parameter Name="key" Type="System.String" Index="0" FrameworkAlternate="net-5.0;net-6.0;netcore-3.0;netcore-3.1;netframework-2.0;netframework-3.0;netframework-3.5;netframework-4.0;netframework-4.5;netframework-4.5.1;netframework-4.5.2;netframework-4.6;netframework-4.6.1;netframework-4.6.2;netframework-4.7;netframework-4.7.1;netframework-4.7.2;netframework-4.8;windowsdesktop-3.0;windowsdesktop-3.1;windowsdesktop-5.0;windowsdesktop-6.0;windowsdesktop-7.0;netframework-4.8.1;windowsdesktop-8.0;windowsdesktop-9.0" />
</Parameters>
<Docs>
<param name="key">The name of the column to retrieve the index for.</param>
<summary>Determines the index for a column with the specified key.</summary>
<returns>The zero-based index for the first occurrence of the column with the specified name, if found; otherwise, -1.</returns>
<remarks>
<format type="text/markdown"><![CDATA[
## Remarks
The key comparison is not case-sensitive. If `key` is `null` or an empty string, <xref:System.Windows.Forms.ListView.ColumnHeaderCollection.IndexOfKey%2A> returns -1`.`
The <xref:System.Windows.Forms.ColumnHeader.Name%2A> property corresponds to the key for a column in the <xref:System.Windows.Forms.ListView.ColumnHeaderCollection>.
If <xref:System.Windows.Forms.ListView.ColumnHeaderCollection.IndexOfKey%2A> is called successively, the last returned index will be checked for a key match first, and if there is no match, the search starts at the beginning of the collection.
]]></format>
</remarks>
</Docs>
</Member>
<MemberGroup MemberName="Insert">
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<AssemblyName>System.Windows.Forms</AssemblyName>
<AssemblyVersion>4.0.0.0</AssemblyVersion>
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<Docs>
<summary>Inserts a column header into the collection at the specified index.</summary>
</Docs>
</MemberGroup>
<Member MemberName="Insert">
<MemberSignature Language="C#" Value="public void Insert (int index, string text);" />
<MemberSignature Language="ILAsm" Value=".method public hidebysig instance void Insert(int32 index, string text) cil managed" />
<MemberSignature Language="DocId" Value="M:System.Windows.Forms.ListView.ColumnHeaderCollection.Insert(System.Int32,System.String)" />
<MemberSignature Language="VB.NET" Value="Public Sub Insert (index As Integer, text As String)" />
<MemberSignature Language="F#" Value="member this.Insert : int * string -> unit" Usage="columnHeaderCollection.Insert (index, text)" />
<MemberSignature Language="C++ CLI" Value="public:
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<MemberType>Method</MemberType>
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<AssemblyName>System.Windows.Forms</AssemblyName>
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<AssemblyVersion>7.0.0.0</AssemblyVersion>
<AssemblyVersion>8.0.0.0</AssemblyVersion>
<AssemblyVersion>9.0.0.0</AssemblyVersion>
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<ReturnValue>
<ReturnType>System.Void</ReturnType>
</ReturnValue>
<Parameters>
<Parameter Name="index" Type="System.Int32" Index="0" FrameworkAlternate="net-5.0;net-6.0;netcore-3.0;netcore-3.1;netframework-2.0;netframework-3.0;netframework-3.5;netframework-4.0;netframework-4.5;netframework-4.5.1;netframework-4.5.2;netframework-4.6;netframework-4.6.1;netframework-4.6.2;netframework-4.7;netframework-4.7.1;netframework-4.7.2;netframework-4.8;windowsdesktop-3.0;windowsdesktop-3.1;windowsdesktop-5.0;windowsdesktop-6.0;windowsdesktop-7.0;netframework-4.8.1;windowsdesktop-8.0;windowsdesktop-9.0" />
<Parameter Name="text" Type="System.String" Index="1" FrameworkAlternate="net-5.0;net-6.0;netcore-3.0;netcore-3.1;netframework-2.0;netframework-3.0;netframework-3.5;netframework-4.0;netframework-4.5;netframework-4.5.1;netframework-4.5.2;netframework-4.6;netframework-4.6.1;netframework-4.6.2;netframework-4.7;netframework-4.7.1;netframework-4.7.2;netframework-4.8;windowsdesktop-3.0;windowsdesktop-3.1;windowsdesktop-5.0;windowsdesktop-6.0;windowsdesktop-7.0;netframework-4.8.1;windowsdesktop-8.0;windowsdesktop-9.0" />
</Parameters>
<Docs>
<param name="index">The zero-based index location where the column header is inserted.</param>
<param name="text">The text to display in the column header.</param>
<summary>Creates a new column header with the specified text, and inserts the header into the collection at the specified index.</summary>
<remarks>
<format type="text/markdown"><![CDATA[
## Remarks
To add a column header without specifying a position in the collection, use the <xref:System.Windows.Forms.ListView.ColumnHeaderCollection.Add%2A> method. If you want to add an array of column headers to the collection, use the <xref:System.Windows.Forms.ListView.ColumnHeaderCollection.AddRange%2A> method.
]]></format>
</remarks>
<exception cref="T:System.ArgumentOutOfRangeException">
<paramref name="index" /> is less than 0 or greater than or equal to the value of the <see cref="P:System.Windows.Forms.ListView.ColumnHeaderCollection.Count" /> property of the <see cref="T:System.Windows.Forms.ListView.ColumnHeaderCollection" />.</exception>
</Docs>
</Member>
<Member MemberName="Insert">
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<MemberSignature Language="DocId" Value="M:System.Windows.Forms.ListView.ColumnHeaderCollection.Insert(System.Int32,System.Windows.Forms.ColumnHeader)" />
<MemberSignature Language="VB.NET" Value="Public Sub Insert (index As Integer, value As ColumnHeader)" />
<MemberSignature Language="F#" Value="member this.Insert : int * System.Windows.Forms.ColumnHeader -> unit" Usage="columnHeaderCollection.Insert (index, value)" />
<MemberSignature Language="C++ CLI" Value="public:
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<MemberType>Method</MemberType>
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<Attribute FrameworkAlternate="windowsdesktop-8.0;windowsdesktop-9.0">
<AttributeName Language="C#">[System.Runtime.CompilerServices.NullableContext(1)]</AttributeName>
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<ReturnValue>