How to Use Checkbox in WPF

Checkbox is a GUI element that permits the user to make a binary choice i.e. user may have to answer yes or no. Now a days programming have a new option to set the value to null. It means checkbox may be used as a three state whi...

How to Implement Custom Control, Currency TextBox: Windows Forms

Currency Textbox, custom control, as the name implies, will accept only numbers, decimals and control characters. None of other type will be allowed in this textbox. This textbox is basically used to input prices, rates or any me...

Steps and Events Used to Create Custom Control in C#: Windows Forms

In my previous article I have explained what is Custom Control, its types and features in brief. In this article I will write some steps to create the custom control, and will create a currency textbox control that will accept on...

How to Develop your Own Custom Controls in C#

Custom control, the control with combined features of other controls, can be developed by any programmer easily. A custom control will not only be usable in the same application, but also it can be used in any other application t...

How to set PictureBox Image using OpenFileDialog or Bitmap Class: WindowsForms

A person’s basic properties are name, age, date of birth, contact no. and also have a picture of that person. To insert the picture we have to preview that picture at the same time we are loading the picture. That’s why we need t...

Check If File Exist or Not at Specified Location: C#

We can specify the extension of files, to be opened using OpenFileDIalog as I have explained in Use Filters in Open File Dialog. Let suppose user have been copied a file at a specified location and save that location for future r...

How to Specify Filters in OpenFileDialog: Windows Forms

To open an existing file on the system, open file dialog box is used. Create an object of OpenFileDialog class and call the ShowMethod() to open this type of dialog box. I have explained about this dialog box in my previous artic...

How to Use Images in Treeview: WPF

Image control can be placed in any other control such like Treeview, Toolbar control or any other controls. The images can be stored in your solution files. To place an image in Treeview control using following simple steps. Pla...