# C1.Win.TouchToolKit.C1ZoomPanel.DefaultZoomPolicies

## Content

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<h1 id="C1_Win_TouchToolKit_C1ZoomPanel_DefaultZoomPolicies_" data-uid="C1.Win.TouchToolKit.C1ZoomPanel.DefaultZoomPolicies*">DefaultZoomPolicies Property
</h1>
<div class="markdown level0 summary"></div>
<div class="markdown level0 conceptual"></div>



<a id="C1_Win_TouchToolKit_C1ZoomPanel_DefaultZoomPolicies_" data-uid="C1.Win.TouchToolKit.C1ZoomPanel.DefaultZoomPolicies*"></a>
<h4 id="C1_Win_TouchToolKit_C1ZoomPanel_DefaultZoomPolicies" data-uid="C1.Win.TouchToolKit.C1ZoomPanel.DefaultZoomPolicies">DefaultZoomPolicies</h4>
<div class="markdown level1 summary"><p>Gets the default zoom policies.</p>
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<div class="markdown level1 conceptual"></div>
<h5 class="declaration">Declaration</h5>
<div class="codewrapper">
  <pre><code class="lang-csharp hljs">[Browsable(false)]
public ReadOnlyCollection&lt;ZoomPolicy&gt; DefaultZoomPolicies { get; }</code></pre>
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<div class="codewrapper">
  <pre><code class="lang-vbnet hljs">&lt;Browsable(False)&gt;
Public ReadOnly Property DefaultZoomPolicies As ReadOnlyCollection(Of ZoomPolicy)</code></pre>
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<h5 class="propertyValue">Property Value</h5>
<table class="table table-bordered table-condensed">
  <thead>
    <tr>
      <th>Type</th>
      <th>Description</th>
    </tr>
  </thead>
  <tbody>
    <tr>
      <td><a class="xref" href="https://learn.microsoft.com/dotnet/api/system.collections.objectmodel.readonlycollection-1">ReadOnlyCollection</a>&lt;<a class="xref" href="C1.Win.TouchToolKit.ZoomPolicy.html">ZoomPolicy</a>&gt;</td>
      <td><p>The default zoom policies.</p>
</td>
    </tr>
  </tbody>
</table>
<h5 id="C1_Win_TouchToolKit_C1ZoomPanel_DefaultZoomPolicies_examples">Examples</h5>
<p>
  The following code example shows how to use this property. 
</p>
<p>
  This code example is part of a larger example provided for the <a class="xref" href="C1.Win.TouchToolKit.DataGridViewZoomPolicy.html">DataGridViewZoomPolicy</a> class.
</p>
<pre><code class="lang-csharp">public class DataGridViewZoomPolicyDemo : Form
{
	private DataGridView _dataGridView;
	private ListBox _defaultZoomPolicyListBox;
	private GcZoom _gcZoom1 = new GcZoom();
	private DataGridViewZoomPolicy _zoomPolicy = new DataGridViewZoomPolicy();

	public DataGridViewZoomPolicyDemo()
	{
		InitializeComponent();

		_gcZoom1.Target = this;

		// Set DataGridView's ZoomPolicy object
		_gcZoom1.ZoomPolicies.Add(_zoomPolicy);

		GetDefaultZoomPolicy();
	}

	void GetDefaultZoomPolicy()
	{
		// Get GcZoom component build in zoompolicy of all
		foreach (ZoomPolicy item in _gcZoom1.DefaultZoomPolicies)
		{
			_defaultZoomPolicyListBox.Items.Add(item.ToString());
		}
	}

	private void InitializeComponent()
	{
		_dataGridView = new DataGridView();
		_dataGridView.Location = new Point(20, 20);
		_dataGridView.Size = new Size(400, 500);

		DataGridViewColumn column1 = new DataGridViewColumn();
		column1.CellTemplate = new DataGridViewTextBoxCell();
		column1.HeaderText = "Column 1";
		_dataGridView.Columns.Add(column1);

		DataGridViewColumn column2 = new DataGridViewColumn();
		column2.CellTemplate = new DataGridViewTextBoxCell();
		column2.HeaderText = "Column 2";
		_dataGridView.Columns.Add(column2);

		DataGridViewColumn column3 = new DataGridViewColumn();
		column3.CellTemplate = new DataGridViewTextBoxCell();
		column3.HeaderText = "Column 3";
		_dataGridView.Columns.Add(column3);

		_defaultZoomPolicyListBox = new ListBox();
		_defaultZoomPolicyListBox.Size = new Size(300, 200);
		_defaultZoomPolicyListBox.Location = new Point(450, 170);

		this.Controls.Add(_dataGridView);
		this.Controls.Add(_defaultZoomPolicyListBox);
	}
}</code></pre>
<pre><code class="lang-csharp">Public Class DataGridViewZoomPolicyDemo
	Inherits Form
	Private _dataGridView As DataGridView
	Private _defaultZoomPolicyListBox As ListBox
	Private _gcZoom1 As New GcZoom()
	Private _zoomPolicy As New DataGridViewZoomPolicy()

	Public Sub New()
		InitializeComponent()

		_gcZoom1.Target = Me

		' Set DataGridView's ZoomPolicy object
		_gcZoom1.ZoomPolicies.Add(_zoomPolicy)

		GetDefaultZoomPolicy()
	End Sub

	Private Sub GetDefaultZoomPolicy()
		' Get GcZoom component build in zoompolicy of all
		For Each item As ZoomPolicy In _gcZoom1.DefaultZoomPolicies
			_defaultZoomPolicyListBox.Items.Add(item.ToString())
		Next
	End Sub

	Private Sub InitializeComponent()
		_dataGridView = New DataGridView()
		_dataGridView.Location = New Point(20, 20)
		_dataGridView.Size = New Size(400, 500)

		Dim column1 As New DataGridViewColumn()
		column1.CellTemplate = New DataGridViewTextBoxCell()
		column1.HeaderText = "Column 1"
		_dataGridView.Columns.Add(column1)

		Dim column2 As New DataGridViewColumn()
		column2.CellTemplate = New DataGridViewTextBoxCell()
		column2.HeaderText = "Column 2"
		_dataGridView.Columns.Add(column2)

		Dim column3 As New DataGridViewColumn()
		column3.CellTemplate = New DataGridViewTextBoxCell()
		column3.HeaderText = "Column 3"
		_dataGridView.Columns.Add(column3)

		_defaultZoomPolicyListBox = New ListBox()
		_defaultZoomPolicyListBox.Size = New Size(300, 200)
		_defaultZoomPolicyListBox.Location = New Point(450, 170)

		Me.Controls.Add(_dataGridView)
		Me.Controls.Add(_defaultZoomPolicyListBox)
	End Sub
End Class</code></pre>

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