Getting Started with Windows Forms Percent TextBox

10 Oct 20223 minutes to read

Assembly deployment

Refer to the control dependencies section to get the list of assemblies or NuGet package that needs to be added as a reference to use the control in any application.

You can find more details about installing the NuGet packages in a Windows Forms application in the following link:

How to install nuget packages

Create a simple application with PercentTextBox

You can create a Windows Forms application with PercentTextBox using the following steps:

Create a project

Create a new Windows Forms project in Visual Studio to display the PercentTextBox control.

Add control through designer

The PercentTextBox control can be added to an application by dragging it from the toolbox to a designer view. The Syncfusion.Shared.Base assembly reference will be added automatically:

PercentTextBox control added by designer

Add control manually in code

To add the control manually in C#, follow the given steps:

  1. Add the Syncfusion.Shared.Base assembly reference to the project:

  2. Include the Syncfusion.Windows.Forms.Tools namespace.

using Syncfusion.Windows.Forms.Tools;
Imports Syncfusion.Windows.Forms.Tools
  1. Create a PercentTextBox instance, and add it to the window.

PercentTextBox currencyTextBox1= new PercentTextBox();
Dim currencyTextBox1 As PercentTextBox = New PercentTextBox()

PercentTextBox control added by code

Maximum and minimum value constraints

You can set the maximum and minimum percentage values using the MaxValue and MinValue properties of PercentTextBox.

this.percentTextBox1.MaxValue = 6;
this.percentTextBox1.MinValue = -6;
Me.percentTextBox1.MaxValue = 6
Me.percentTextBox1.MinValue = -6

Change number format

You can customize the number format using the PercentDecimalDigits, PercentDecimalSeparator, PercentGroupSeparator, and PercentGroupSizes properties of PercentTextBox.

this.percentTextBox1.PercentValue = 12.873;
this.percentTextBox1.PercentDecimalDigits = 3;
this.percentTextBox1.PercentDecimalSeparator = ".";
this.percentTextBox1.PercentGroupSeparator = ",";
this.percentTextBox1.PercentGroupSizes = new int[] { 2 };
Me.percentTextBox1.PercentValue = 12.873
Me.percentTextBox1.PercentDecimalDigits = 3
Me.percentTextBox1.PercentDecimalSeparator = "."
Me.percentTextBox1.PercentGroupSeparator = ","
Me.percentTextBox1.PercentGroupSizes = new int[] { 2 }

PercentTextBox control added by code