JonF
JonF

Reputation: 2436

Restore C# Windows Forms backcolor

I have a button on a Windows Forms form for which I change the background color to Color.Yellow when it's clicked. When it's clicked again I want to restore it to the original default appearance.

The default backcolor is SystemColor.Control.

When the button is clicked the first time the only thing I change is the

btn.Text = "ABC";
btn.BackColor = Color.Yellow;

When it's clicked again I do

btn.BackColor = SystemColors.Control

The new background does not have the same shading as it originally did before any clicks. The button originally had a background that was not a solid color, but was two slightly different shades of grey. The final color ends up being a solid shade of grey.

I'm testing this on a Windows 7 machine.

Screenshot:

Enter image description here

Upvotes: 19

Views: 13869

Answers (4)

Nenad
Nenad

Reputation: 11

This will restore the default look (tested on Windows 7, .net 3.5):

btn.BackColor = System.Drawing.Color.Transparent; 

Upvotes: 1

mj82
mj82

Reputation: 5263

Try this:

if (button1.BackColor == Color.Yellow)
{
    button1.BackColor = SystemColors.Control;
    button1.UseVisualStyleBackColor = true;
}
else
{
    button1.BackColor = Color.Yellow;
}

Upvotes: 26

Arno Kalkman
Arno Kalkman

Reputation: 183

You should also set UseVisualStyleBackColor to true. This property gets set to false when you change the backcolor.

Upvotes: 12

Marty
Marty

Reputation: 7522

Try using btn.ResetBackColor() instead of manually setting the BackColor.

Upvotes: 4

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