Source/Editors/VisualButton.cs

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#if FRAMEWORK20
using System;
using System.Collections.Generic;
using System.Text;
using System.Drawing;
using System.ComponentModel;
using System.Collections;
using DevComponents.DotNetBar;
using DevComponents.DotNetBar.Rendering;

namespace DevComponents.Editors
{
    public class VisualButton : VisualButtonBase
    {
        #region Private Variables

        #endregion

        #region Events
        #endregion

        #region Constructor
        #endregion

        #region Internal Implementation
        public override void PerformLayout(PaintInfo pi)
        {
            Size size = new Size(0, pi.AvailableSize.Height);
            Graphics g = pi.Graphics;

            size.Width += 6; // Border 2 pixels on each side and 1 pixels of padding between border and content

            if (_Text.Length > 0)
            {
                Size textSize = TextDrawing.MeasureString(g, _Text, pi.DefaultFont);
                size.Width += textSize.Width;
                if (_Image != null)
                    size.Width += 4; // Padding between text and image
            }
            
            if (_Image != null)
            {
                size.Width += _Image.Width;
            }

            if (_Text.Length == 0 && _Image == null)
                size.Width += 9;

            this.Size = size;
            base.PerformLayout(pi);
        }

        protected override void OnPaint(PaintInfo p)
        {
            Graphics g = p.Graphics;
            Rectangle r = this.RenderBounds;
            PaintButtonBackground(p);

            Rectangle contentRect = r;
            contentRect.Inflate(-3, -3); // Two pixels border + 1 pixels padding for content