ToolStripProfessionalLowResolutionRenderer.cs source code in C# .NET

Source code for the .NET framework in C#

                        
Code:

                         / DotNET / DotNET / 8.0 / untmp / whidbey / REDBITS / ndp / fx / src / WinForms / Managed / System / WinForms / ToolStripProfessionalLowResolutionRenderer.cs / 1 / ToolStripProfessionalLowResolutionRenderer.cs
                        

                        
                             
namespace System.Windows.Forms {
    using System;
    using System.Drawing;
 
    internal class ToolStripProfessionalLowResolutionRenderer : ToolStripProfessionalRenderer {
 
        public ToolStripProfessionalLowResolutionRenderer() { 
        }
 
        internal override ToolStripRenderer RendererOverride {
            get {
                return null;
            } 
        }
 
        protected override void OnRenderToolStripBackground(ToolStripRenderEventArgs e) { 
          if( e.ToolStrip is ToolStripDropDown ) {
              base.OnRenderToolStripBackground(e); 
          }
        }

        protected override void OnRenderToolStripBorder(ToolStripRenderEventArgs e) { 

            if(e.ToolStrip is MenuStrip) { 
              return; 
            }
            else if (e.ToolStrip is StatusStrip ) { 
              return;
            }
            else if (e.ToolStrip is ToolStripDropDown) {
              base.OnRenderToolStripBorder(e); 
            }
            else { 
              RenderToolStripBorderInternal(e); 
            }
        } 


        private void RenderToolStripBorderInternal(ToolStripRenderEventArgs e) {
            Rectangle bounds = new Rectangle(Point.Empty, e.ToolStrip.Size); 
            Graphics g = e.Graphics;
 
            // have to create a pen here because we're not allowed to modify the SystemPens. 
            using( Pen p = new Pen(SystemColors.ButtonShadow) ) {
                p.DashStyle = System.Drawing.Drawing2D.DashStyle.Dot; 

                bool oddWidth = ((bounds.Width & 0x1) == 0x1);
                bool oddHeight = ((bounds.Height & 0x1) == 0x1);
                int indent = 2; 

                // top 
                g.DrawLine(p, bounds.X + indent, bounds.Y, bounds.Width - 1, bounds.Y); 
                // bottom
                g.DrawLine(p, bounds.X + indent, bounds.Height - 1, bounds.Width - 1, bounds.Height - 1); 

                // left
                g.DrawLine(p, bounds.X, bounds.Y + indent, bounds.X, bounds.Height - 1);
                // right 
                g.DrawLine(p, bounds.Width - 1, bounds.Y + indent, bounds.Width - 1, bounds.Height - 1);
 
                // connecting pixels 

                // top left conntecting pixel - always drawn 
                g.FillRectangle(SystemBrushes.ButtonShadow, new Rectangle(1, 1, 1, 1));

                if (oddWidth) {
                  // top right pixel 
                  g.FillRectangle(SystemBrushes.ButtonShadow, new Rectangle(bounds.Width - 2, 1, 1, 1));
                } 
                // bottom conntecting pixels - drawn only if height is odd 
                if(oddHeight) {
                  // bottom left 
                  g.FillRectangle(SystemBrushes.ButtonShadow, new Rectangle(1, bounds.Height - 2, 1, 1));

                }
 
                // top and bottom right conntecting pixel - drawn only if height and width are odd
                if( oddHeight && oddWidth ) { 
                  // bottom right 
                  g.FillRectangle(SystemBrushes.ButtonShadow, new Rectangle(bounds.Width - 2, bounds.Height - 2, 1, 1));
                } 

            }
        }
    } 
}

// File provided for Reference Use Only by Microsoft Corporation (c) 2007.
// Copyright (c) Microsoft Corporation. All rights reserved.

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