/* User Interfaces in C#: Windows Forms and Custom Controls by Matthew MacDonald Publisher: Apress ISBN: 1590590457 */ using System.Drawing; using System; using System.Drawing; using System.Collections; using System.ComponentModel; using System.Windows.Forms; using System.Data; using System.Drawing.Text; namespace OwnerDrawnMenuControl { /// <summary> /// Summary description for OwnerDrawnMenuControl. /// </summary> public class OwnerDrawnMenuControl : System.Windows.Forms.Form { internal System.Windows.Forms.MainMenu mainMenu1; internal System.Windows.Forms.MenuItem mnuFile; internal System.Windows.Forms.MenuItem mnuFonts; internal System.Windows.Forms.ImageList imgMenu; private System.ComponentModel.IContainer components; public OwnerDrawnMenuControl() { // // Required for Windows Form Designer support // InitializeComponent(); // // TODO: Add any constructor code after InitializeComponent call // } /// <summary> /// Clean up any resources being used. /// </summary> protected override void Dispose( bool disposing ) { if( disposing ) { if (components != null) { components.Dispose(); } } base.Dispose( disposing ); } #region Windows Form Designer generated code /// <summary> /// Required method for Designer support - do not modify /// the contents of this method with the code editor. /// </summary> private void InitializeComponent() { this.components = new System.ComponentModel.Container(); System.Resources.ResourceManager resources = new System.Resources.ResourceManager(typeof(OwnerDrawnMenuControl)); this.mainMenu1 = new System.Windows.Forms.MainMenu(); this.mnuFile = new System.Windows.Forms.MenuItem(); this.mnuFonts = new System.Windows.Forms.MenuItem(); this.imgMenu = new System.Windows.Forms.ImageList(this.components); // // mainMenu1 // this.mainMenu1.MenuItems.AddRange(new System.Windows.Forms.MenuItem[] { this.mnuFile}); // // mnuFile // this.mnuFile.Index = 0; this.mnuFile.MenuItems.AddRange(new System.Windows.Forms.MenuItem[] { this.mnuFonts}); this.mnuFile.Text = "File"; // // mnuFonts // this.mnuFonts.Index = 0; this.mnuFonts.Text = "Fonts"; // // imgMenu // this.imgMenu.ColorDepth = System.Windows.Forms.ColorDepth.Depth8Bit; this.imgMenu.ImageSize = new System.Drawing.Size(16, 16); this.imgMenu.ImageStream = ((System.Windows.Forms.ImageListStreamer)(resources.GetObject("imgMenu.ImageStream"))); this.imgMenu.TransparentColor = System.Drawing.Color.Transparent; // // OwnerDrawnMenuControl // this.AutoScaleBaseSize = new System.Drawing.Size(5, 13); this.ClientSize = new System.Drawing.Size(292, 266); this.Menu = this.mainMenu1; this.Name = "OwnerDrawnMenuControl"; this.Text = "MenuControlClient"; this.Load += new System.EventHandler(this.OwnerDrawnMenuControl_Load); } #endregion /// <summary> /// The main entry point for the application. /// </summary> [STAThread] static void Main() { Application.Run(new OwnerDrawnMenuControl()); } private void OwnerDrawnMenuControl_Load(object sender, System.EventArgs e) { mnuFile.MenuItems.Add(new ImageMenuItem("New", imgMenu.Images[0])); mnuFile.MenuItems.Add(new ImageMenuItem("Open", imgMenu.Images[1])); mnuFile.MenuItems.Add(new ImageMenuItem("Save", imgMenu.Images[2])); InstalledFontCollection fonts = new InstalledFontCollection(); foreach (FontFamily family in fonts.Families) { try { mnuFonts.MenuItems.Add(new ImageMenuItem(family.Name, new Font(family, 10), null, Color.CornflowerBlue)); } catch { // Catch invalid fonts/styles and ignore them. } } } } public class ImageMenuItem : MenuItem { private Font font; private Color foreColor; private Image image; public Font Font { get { return font; } set { font = value; } } public Image Image { get { return image; } set { image = value; } } public Color ForeColor { get { return foreColor; } set { foreColor = value; } } public ImageMenuItem(string text, Font font, Image image, Color foreColor) : base(text) { this.Font = font; this.Image = image; this.ForeColor = foreColor; this.OwnerDraw = true; } public ImageMenuItem(string text, Image image) : base(text) { // Choose a suitable default color and font. this.Font = new Font("Tahoma", 8); this.Image = image; this.ForeColor = SystemColors.MenuText; this.OwnerDraw = true; } protected override void OnMeasureItem(System.Windows.Forms.MeasureItemEventArgs e) { base.OnMeasureItem(e); // Measure size needed to display text. e.ItemHeight = (int)e.Graphics.MeasureString(this.Text, this.Font).Height + 5; e.ItemWidth = (int)e.Graphics.MeasureString(this.Text, this.Font).Width + 30; } protected override void OnDrawItem(System.Windows.Forms.DrawItemEventArgs e) { base.OnDrawItem(e); // Determine whether disabled text is needed. Color textColor; if (this.Enabled == false) { textColor = SystemColors.GrayText; } else { e.DrawBackground(); if ((e.State & DrawItemState.Selected) == DrawItemState.Selected) { textColor = SystemColors.HighlightText; } else { textColor = this.ForeColor; } } // Draw the image. if (Image != null) { if (this.Enabled == false) { ControlPaint.DrawImageDisabled(e.Graphics, Image, e.Bounds.Left + 3, e.Bounds.Top + 2, SystemColors.Menu); } else { e.Graphics.DrawImage(Image, e.Bounds.Left + 3, e.Bounds.Top + 2); } } // Draw the text with the supplied colors and in the set region. e.Graphics.DrawString(this.Text, this.Font, new SolidBrush(textColor), e.Bounds.Left + 25, e.Bounds.Top + 3); } } } OwnerDrawnMenuControl.zip( 35 k)