mcs/class/System.Windows.Forms/System.Windows.Forms/PrintControllerWithStatusDialog.cs

   1 // Permission is hereby granted, free of charge, to any person obtaining
   2 // a copy of this software and associated documentation files (the
   3 // "Software"), to deal in the Software without restriction, including
   4 // without limitation the rights to use, copy, modify, merge, publish,
   5 // distribute, sublicense, and/or sell copies of the Software, and to
   6 // permit persons to whom the Software is furnished to do so, subject to
   7 // the following conditions:
   8 //
   9 // The above copyright notice and this permission notice shall be
  10 // included in all copies or substantial portions of the Software.
  11 //
  12 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
  13 // EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  14 // MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
  15 // NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
  16 // LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
  17 // OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
  18 // WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  19 //
  20 // Copyright (c) 2006 Novell, Inc.
  21 //
  22 // Authors:
  23 //      Jonathan Chambers (jonathan.chambers@ansys.com)
  24 //
  25
  26 using System;
  27 using System.Drawing;
  28 using System.Drawing.Printing;
  29 using System.Reflection;
  30
  31 namespace System.Windows.Forms
  32 {
  33
  34         public class PrintControllerWithStatusDialog : PrintController {
  35                 #region Local variables
  36                 PrintController underlyingController;
  37                 PrintingDialog dialog;
  38                 int currentPage;
  39                 #endregion // Local variables
  40
  41                 #region Public Constructors
  42
  43                 public PrintControllerWithStatusDialog(PrintController underlyingController) {
  44                         this.underlyingController = underlyingController;
  45                         dialog = new PrintingDialog();
  46                         dialog.Text = "Printing";
  47                 }
  48
  49                 public PrintControllerWithStatusDialog(PrintController underlyingController, string dialogTitle) : this(underlyingController) {
  50                         dialog.Text = dialogTitle;
  51                 }
  52                 #endregion // Public Constructors
  53
  54                 #region Protected Instance Methods
  55                 public override void OnEndPage(PrintDocument document, PrintPageEventArgs e) {
  56                         if (dialog.DialogResult == DialogResult.Cancel) {
  57                                 e.Cancel = true;
  58                                 dialog.Hide();
  59                                 return;
  60                         }
  61                         underlyingController.OnEndPage (document, e);
  62                 }
  63
  64                 public override void OnEndPrint(PrintDocument document, PrintEventArgs e) {
  65                         dialog.Hide();
  66                         underlyingController.OnEndPrint (document, e);
  67                 }
  68
  69                 public override Graphics OnStartPage(PrintDocument document, PrintPageEventArgs e) {
  70                         if (dialog.DialogResult == DialogResult.Cancel) {
  71                                 e.Cancel = true;
  72                                 dialog.Hide();
  73                                 return null;
  74                         }
  75                         dialog.LabelText = string.Format("Page {0} of document", ++currentPage);
  76                         return underlyingController.OnStartPage (document, e);
  77                 }
  78
  79                 void Set_PrinterSettings_PrintFileName (PrinterSettings settings, string filename)
  80                 {
  81                         settings.PrintFileName = filename;
  82                 }
  83
  84                 public override void OnStartPrint(PrintDocument document, PrintEventArgs e) {
  85                         try {
  86                                 currentPage = 0;
  87                                 dialog.Show();
  88                                 if (document.PrinterSettings.PrintToFile) {
  89                                         SaveFileDialog d = new SaveFileDialog ();
  90                                         if (d.ShowDialog () != DialogResult.OK)
  91                                                 // Windows throws a Win32Exception here.
  92                                                 throw new Exception ("The operation was canceled by the user");
  93                                         Set_PrinterSettings_PrintFileName (document.PrinterSettings, d.FileName);
  94                                 }
  95                                 underlyingController.OnStartPrint (document, e);
  96                         }
  97                         catch {
  98                                 dialog.Hide ();
  99                                 throw;
 100                         }
 101                 }
 102
 103                 #endregion      // Protected Instance Methods
 104
 105                 #region Public Properties
 106                 public override bool IsPreview {
 107                         get { return underlyingController.IsPreview; }
 108                 }
 109                 #endregion
 110
 111                 #region Internal Class
 112                 class PrintingDialog : Form {
 113                         private Button buttonCancel;
 114                         private Label label;
 115
 116                         public PrintingDialog() {
 117                                 buttonCancel = new System.Windows.Forms.Button();
 118                                 label = new System.Windows.Forms.Label();
 119                                 SuspendLayout();
 120
 121                                 buttonCancel.Location = new System.Drawing.Point(88, 88);
 122                                 buttonCancel.Name = "buttonCancel";
 123                                 buttonCancel.TabIndex = 0;
 124                                 buttonCancel.Text = "Cancel";
 125
 126                                 label.Location = new System.Drawing.Point(0, 40);
 127                                 label.Name = "label";
 128                                 label.Size = new System.Drawing.Size(257, 23);
 129                                 label.TabIndex = 1;
 130                                 label.Text = "Page 1 of document";
 131                                 label.TextAlign = System.Drawing.ContentAlignment.MiddleCenter;
 132
 133                                 AutoScaleBaseSize = new System.Drawing.Size(5, 13);
 134                                 CancelButton = buttonCancel;
 135                                 ClientSize = new System.Drawing.Size(258, 124);
 136                                 ControlBox = false;
 137                                 Controls.Add(label);
 138                                 Controls.Add(buttonCancel);
 139                                 FormBorderStyle = System.Windows.Forms.FormBorderStyle.FixedDialog;
 140                                 Name = "PrintingDialog";
 141                                 ShowInTaskbar = false;
 142                                 Text = "Printing";
 143                                 ResumeLayout(false);
 144                         }
 145
 146                         public string LabelText {
 147                                 get { return label.Text; }
 148                                 set { label.Text = value; }
 149                         }
 150                 }
 151                 #endregion Internal Class
 152         }
 153 }