Bright,
In visual studio, goto design view of your main form.
Select the input text box. Press F4. Goto Properties -- > Events -- > Text changing --> Double click.
A new event handler will be created in code behind page.
Now, copy paste the whole code that you have wrote inside your Convert Button into the Text Chaning Event handler created in your code behind page.
Done.
In visual studio, goto design view of your main form.
Select the input text box. Press F4. Goto Properties -- > Events -- > Text changing --> Double click.
A new event handler will be created in code behind page.
Now, copy paste the whole code that you have wrote inside your Convert Button into the Text Chaning Event handler created in your code behind page.
Done.