CheckBoxFlatAdapter.cs source code in C# .NET

Source code for the .NET framework in C#

                        
Code:

                         / 4.0 / 4.0 / untmp / DEVDIV_TFS / Dev10 / Releases / RTMRel / ndp / fx / src / WinForms / Managed / System / WinForms / ButtonInternal / CheckBoxFlatAdapter.cs / 1305376 / CheckBoxFlatAdapter.cs
                        

                        
                            //------------------------------------------------------------------------------ 
// 
//     Copyright (c) Microsoft Corporation.  All rights reserved.
// 
//----------------------------------------------------------------------------- 

namespace System.Windows.Forms.ButtonInternal { 
    using System; 
    using System.Diagnostics;
    using System.Drawing; 
    using System.Drawing.Drawing2D;
    using System.Drawing.Imaging;
    using System.Drawing.Text;
    using System.Windows.Forms; 

    internal class CheckBoxFlatAdapter : CheckBoxBaseAdapter { 
 
        internal CheckBoxFlatAdapter(ButtonBase control) : base(control) {}
 
        internal override void PaintDown(PaintEventArgs e, CheckState state) {
            if (Control.Appearance == Appearance.Button) {
                ButtonAdapter.PaintDown(e, Control.CheckState);
                return; 
            }
 
            ColorData colors = PaintFlatRender(e.Graphics).Calculate(); 
            if (Control.Enabled) {
                PaintFlatWorker(e, colors.windowText, colors.highlight, colors.windowFrame, colors); 
            }
            else {
                PaintFlatWorker(e, colors.buttonShadow, colors.buttonFace, colors.buttonShadow, colors);
            } 
        }
 
        internal override void PaintOver(PaintEventArgs e, CheckState state) { 
            if (Control.Appearance == Appearance.Button) {
                ButtonAdapter.PaintOver(e, Control.CheckState); 
                return;
            }

            ColorData colors = PaintFlatRender(e.Graphics).Calculate(); 
            if (Control.Enabled) {
                PaintFlatWorker(e, colors.windowText, colors.lowHighlight, colors.windowFrame, colors); 
            } 
            else {
                PaintFlatWorker(e, colors.buttonShadow, colors.buttonFace, colors.buttonShadow, colors); 
            }
        }

        internal override void PaintUp(PaintEventArgs e, CheckState state) { 
            if (Control.Appearance == Appearance.Button) {
                ButtonAdapter.PaintUp(e, Control.CheckState); 
                return; 
            }
 
            ColorData colors = PaintFlatRender(e.Graphics).Calculate();
            if (Control.Enabled) {
                PaintFlatWorker(e, colors.windowText, colors.highlight, colors.windowFrame, colors);
            } 
            else {
                PaintFlatWorker(e, colors.buttonShadow, colors.buttonFace, colors.buttonShadow, colors); 
            } 
        }
 
        private void PaintFlatWorker(PaintEventArgs e, Color checkColor, Color checkBackground, Color checkBorder, ColorData colors) {
            System.Drawing.Graphics g = e.Graphics;
            LayoutData layout = Layout(e).Layout();
            PaintButtonBackground(e, Control.ClientRectangle, null); 

            PaintImage(e, layout); 
            DrawCheckFlat(e, layout, checkColor, colors.options.highContrast ? colors.buttonFace : checkBackground, checkBorder, colors); 
            PaintField(e, layout, colors, checkColor, true);
        } 

        #region Layout

        private new ButtonFlatAdapter ButtonAdapter { 
            get {
                return ((ButtonFlatAdapter)base.ButtonAdapter); 
            } 
        }
 
        protected override ButtonBaseAdapter CreateButtonAdapter() {
            return new ButtonFlatAdapter(Control);
        }
 
        protected override LayoutOptions Layout(PaintEventArgs e) {
            LayoutOptions layout = CommonLayout(); 
            layout.checkSize         = (int)(flatCheckSize * GetDpiScaleRatio(e.Graphics)); 
            layout.shadowedText      = false;
 
            return layout;
        }

        #endregion 
    }
} 

// File provided for Reference Use Only by Microsoft Corporation (c) 2007.

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