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Categories / C# by API / System Windows Forms

 

PrinterSelectionDialog PrinterName

using System; using System.Drawing; using System.Drawing.Printing; using System.Windows.Forms; class PrinterSelectionDialog: Form {      ComboBox combo;          public PrinterSelectionDialog()      {           Label label    = new Label();           label.Parent   = this;           label.Text     = "Printer:";           label.Location = new Point(8, 8);           label.Size     = new Size(40, 8);               combo = new ComboBox();           combo.Parent   = this;           combo.DropDownStyle = ComboBoxStyle.DropDownList;           combo.Location = new Point(48, 8);           combo.Size     = new Size(144, 8);               foreach (string str in PrinterSettings.InstalledPrinters)                combo.Items.Add(str);               Button btn   = new Button();           btn.Parent   = this;           btn.Text     = "OK";           btn.Location = new Point(40, 32);           btn.Size     = new Size(40, 16);           btn.DialogResult = DialogResult.OK;           AcceptButton = btn;               btn  = new Button();           btn.Parent = this;           btn.Text = "Cancel";           btn.Location = new Point(120, 32);           btn.Size   = new Size(40, 16);           btn.DialogResult = DialogResult.Cancel;               CancelButton = btn;               ClientSize = new Size(200, 56);           AutoScaleBaseSize = new Size(4, 8);      }      public string PrinterName      {           set { combo.SelectedItem = value; }           get { return (string) combo.SelectedItem; }      } }     class PrintWithMargins: Form {      public static void Main()      {           Application.Run(new PrintWithMargins());      }      public PrintWithMargins()      {           Text = "Print with Margins";           Menu = new MainMenu();           Menu.MenuItems.Add("&File");           Menu.MenuItems[0].MenuItems.Add("&Print...",                                     new EventHandler(MenuFilePrintOnClick));      }      void MenuFilePrintOnClick(object obj, EventArgs ea)      {           PrintDocument prndoc = new PrintDocument();               PrinterSelectionDialog dlg = new PrinterSelectionDialog();           dlg.PrinterName = prndoc.PrinterSettings.PrinterName;               if (dlg.ShowDialog() != DialogResult.OK)                return;               prndoc.PrinterSettings.PrinterName = dlg.PrinterName;               prndoc.DocumentName = Text;           prndoc.PrintPage += new PrintPageEventHandler(OnPrintPage);           prndoc.Print();      }      void OnPrintPage(object obj, PrintPageEventArgs ppea)      {           Graphics   grfx  = ppea.Graphics;           RectangleF rectf = new RectangleF(                ppea.MarginBounds.Left -                 (ppea.PageBounds.Width - grfx.VisibleClipBounds.Width) / 2,                ppea.MarginBounds.Top -                 (ppea.PageBounds.Height - grfx.VisibleClipBounds.Height) / 2,                ppea.MarginBounds.Width,                ppea.MarginBounds.Height);               grfx.DrawRectangle(Pens.Black, rectf.X, rectf.Y,                                           rectf.Width, rectf.Height);               grfx.DrawLine(Pens.Black, rectf.Left, rectf.Top,                                      rectf.Right, rectf.Bottom);               grfx.DrawLine(Pens.Black, rectf.Right, rectf.Top,                                      rectf.Left, rectf.Bottom);      } }