mcs/class/Managed.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                 [MonoTODO("Localize Dialog Title")]
  44                 public PrintControllerWithStatusDialog(PrintController underlyingController) {
  45                         this.underlyingController = underlyingController;
  46                         dialog = new PrintingDialog();
  47                         dialog.Text = "Printing";
  48                 }
  49
  50                 public PrintControllerWithStatusDialog(PrintController underlyingController, string dialogTitle) : this(underlyingController) {
  51                         dialog.Text = dialogTitle;
  52                 }
  53                 #endregion // Public Constructors
  54
  55                 #region Protected Instance Methods
  56                 public override void OnEndPage(PrintDocument document, PrintPageEventArgs e) {
  57                         if (dialog.DialogResult == DialogResult.Cancel) {
  58                                 e.Cancel = true;
  59                                 dialog.Hide();
  60                                 return;
  61                         }
  62                         underlyingController.OnEndPage (document, e);
  63                 }
  64
  65                 public override void OnEndPrint(PrintDocument document, PrintEventArgs e) {
  66                         dialog.Hide();
  67                         underlyingController.OnEndPrint (document, e);
  68                 }
  69
  70                 public override Graphics OnStartPage(PrintDocument document, PrintPageEventArgs e) {
  71                         if (dialog.DialogResult == DialogResult.Cancel) {
  72                                 e.Cancel = true;
  73                                 dialog.Hide();
  74                                 return null;
  75                         }
  76                         dialog.LabelText = string.Format("Page {0} of document", ++currentPage);
  77                         return underlyingController.OnStartPage (document, e);
  78                 }
  79
  80                 void Set_PrinterSettings_PrintFileName (PrinterSettings settings, string filename)
  81                 {
  82                         PropertyInfo PrintFileName = typeof (PrinterSettings).GetProperty ("PrintFileName", BindingFlags.NonPublic | BindingFlags.Instance);
  83
  84                         PrintFileName.SetValue (settings, filename, null);
  85                 }
  86
  87                 public override void OnStartPrint(PrintDocument document, PrintEventArgs e) {
  88                         try {
  89                                 currentPage = 0;
  90                                 dialog.Show();
  91                                 if (document.PrinterSettings.PrintToFile) {
  92                                         SaveFileDialog d = new SaveFileDialog ();
  93                                         if (d.ShowDialog () != DialogResult.OK)
  94                                                 // Windows throws a Win32Exception here.
  95                                                 throw new Exception ("The operation was canceled by the user");
  96                                         Set_PrinterSettings_PrintFileName (document.PrinterSettings, d.FileName);
  97                                 }
  98                                 underlyingController.OnStartPrint (document, e);
  99                         }
 100                         catch {
 101                                 dialog.Hide ();
 102                                 throw;
 103                         }
 104                 }
 105
 106                 #endregion      // Protected Instance Methods
 107
 108                 #region Internal Class
 109                 class PrintingDialog : Form {
 110                         private Button buttonCancel;
 111                         private Label label;
 112
 113                         public PrintingDialog() {
 114                                 buttonCancel = new System.Windows.Forms.Button();
 115                                 label = new System.Windows.Forms.Label();
 116                                 SuspendLayout();
 117
 118                                 buttonCancel.Location = new System.Drawing.Point(88, 88);
 119                                 buttonCancel.Name = "buttonCancel";
 120                                 buttonCancel.TabIndex = 0;
 121                                 buttonCancel.Text = "Cancel";
 122
 123                                 label.Location = new System.Drawing.Point(0, 40);
 124                                 label.Name = "label";
 125                                 label.Size = new System.Drawing.Size(257, 23);
 126                                 label.TabIndex = 1;
 127                                 label.Text = "Page 1 of document";
 128                                 label.TextAlign = System.Drawing.ContentAlignment.MiddleCenter;
 129
 130                                 AutoScaleBaseSize = new System.Drawing.Size(5, 13);
 131                                 CancelButton = buttonCancel;
 132                                 ClientSize = new System.Drawing.Size(258, 124);
 133                                 ControlBox = false;
 134                                 Controls.Add(label);
 135                                 Controls.Add(buttonCancel);
 136                                 FormBorderStyle = System.Windows.Forms.FormBorderStyle.FixedDialog;
 137                                 Name = "PrintingDialog";
 138                                 ShowInTaskbar = false;
 139                                 Text = "Printing";
 140                                 ResumeLayout(false);
 141                         }
 142
 143                         public string LabelText {
 144                                 get { return label.Text; }
 145                                 set { label.Text = value; }
 146                         }
 147                 }
 148                 #endregion Internal Class
 149         }
 150 }