c# - How to enable button if I input a text on my textbox

Question

In my C# form I want to disable my button whenever I input some text on the textbox. Is there any best way to do this ?

What have you tried and what's the problem your having? You need to provide more information — SameOldNick
– SameOldNick, Commented Mar 15, 2015 at 2:24

RagtimeWilly · Accepted Answer · 2015-03-15 02:51:08Z

1

Set the button.Enabled property in the TextChanged event:

private void textBox1_TextChanged(object sender, EventArgs e)
{
    button1.Enabled = string.IsNullOrWhiteSpace(textBox1.Text);
}

answered Mar 15, 2015 at 2:51

RagtimeWilly

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Comments

Community · Accepted Answer · 2017-05-23 12:14:49Z

0

Hope you are using WPF, if so here is an answer that is very relavent: Enable button based on TextBox value (WPF)

CommunityBot

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answered Mar 15, 2015 at 2:27

varun

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