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

   1 //
   2 // System.Windows.Forms.PrintDialog
   3 //
   4 // Author:
   5 //   stubbed out by Paul Osman (paul.osman@sympatico.ca)
   6 //      Dennis Hayes (dennish@raytek.com)
   7 //      Implemented by Jordi Mas i Hernàndez <jmas@softcatala.org>
   8 //
   9 // (C) 2002-3 Ximian, Inc
  10 //
  11 using System.Drawing.Printing;
  12 using System.Runtime.Remoting;
  13 using System.ComponentModel;
  14 using System.Runtime.InteropServices;
  15
  16 namespace System.Windows.Forms {
  17
  18         // <summary>
  19         //
  20         // </summary>
  21
  22         public sealed class PrintDialog : CommonDialog {
  23
  24                 private bool allowPrintToFile;
  25                 private bool allowSelection;
  26                 private bool allowSomePages;
  27                 private bool showHelp;
  28                 private bool showNetwork;
  29                 private bool printToFile;
  30                 private PrintDocument document = null;
  31                 private PrinterSettings printerSettings;
  32
  33                 //
  34                 //  --- Constructor
  35                 //
  36                 public PrintDialog(){
  37                         Reset();
  38                 }
  39
  40                 //
  41                 //  --- Public Properties
  42                 //
  43                 public bool AllowPrintToFile {
  44                         get {return allowPrintToFile;}
  45                         set {allowPrintToFile = value;}
  46                 }
  47
  48                 public bool AllowSelection {
  49                         get {return allowSelection;}
  50                         set {allowSelection = value;}
  51                 }
  52
  53                 public bool AllowSomePages {
  54                         get {return allowSomePages;}
  55                         set {allowSomePages = value;}
  56                 }
  57
  58
  59                 public PrintDocument Document {
  60                         get {return document;}
  61                         set {document = value;}
  62                 }
  63
  64                 public PrinterSettings PrinterSettings {
  65                         get {return printerSettings;}
  66                         set {printerSettings = value;}
  67                 }
  68
  69                 public bool PrintToFile {
  70                         get {return printToFile;}
  71                         set {printToFile = value;}
  72                 }
  73
  74                 public bool ShowHelp {
  75                         get {return showHelp;}
  76                         set {showHelp = value;}
  77                 }
  78
  79                 public bool ShowNetwork {
  80                         get {return showNetwork;}
  81                         set {showNetwork = value;}
  82                 }
  83
  84
  85
  86                 //
  87                 //  --- Public Methods
  88                 //
  89
  90                 public override void Reset(){
  91
  92                         allowPrintToFile = true;
  93                         allowSelection = false;
  94                         allowSomePages = false;
  95                         showHelp = false;
  96                         showNetwork = true;
  97                         printToFile = false;
  98                 }
  99
 100                 //
 101                 //  --- Protected Methods
 102                 //
 103                 protected override bool RunDialog(IntPtr hwndOwner)     {
 104
 105                         PRINTDLG pdlg = new PRINTDLG();
 106                         pdlg.hwndOwner = hwndOwner;
 107                         pdlg.lStructSize  = (uint)Marshal.SizeOf(pdlg);
 108                         pdlg.hDevMode = (IntPtr)0;
 109                         pdlg.hDevNames = (IntPtr)0;
 110                         pdlg.nFromPage = 0;
 111                         pdlg.nToPage = 0;
 112                         pdlg.nMinPage = 0;
 113                         pdlg.nMaxPage = 0;
 114                         pdlg.nCopies = 0;
 115                         pdlg.hInstance = (IntPtr)0;
 116                         pdlg.lCustData = (IntPtr)0;
 117                         pdlg.lpfnPrintHook = (IntPtr)0;
 118                         pdlg.lpfnSetupHook = (IntPtr)0;
 119                         pdlg.lpPrintTemplateName = (IntPtr)0;
 120                         pdlg.lpSetupTemplateName = (IntPtr)0;
 121                         pdlg.hPrintTemplate = (IntPtr)0;
 122                         pdlg.hSetupTemplate = (IntPtr)0;
 123                         pdlg.Flags = 0;
 124
 125                         if (!allowPrintToFile) pdlg.Flags |=  PrintDlgFlags.PD_DISABLEPRINTTOFILE;
 126                         if (!allowSelection) pdlg.Flags |=  PrintDlgFlags.PD_NOSELECTION;
 127                         if (!allowSomePages) pdlg.Flags |=  PrintDlgFlags.PD_NOPAGENUMS;
 128                         if (showHelp) pdlg.Flags |=  PrintDlgFlags.PD_SHOWHELP;
 129                         if (!showNetwork) pdlg.Flags |=  PrintDlgFlags.PD_NONETWORKBUTTON;
 130                         if (!printToFile) pdlg.Flags |=  PrintDlgFlags.PD_DISABLEPRINTTOFILE;
 131
 132                         IntPtr lfBuffer = Marshal.AllocHGlobal(Marshal.SizeOf(pdlg));
 133                 Marshal.StructureToPtr(pdlg, lfBuffer, false);
 134
 135                         if (Win32_WineLess.PrintDlg(lfBuffer)){
 136
 137                                 pdlg = (PRINTDLG)Marshal.PtrToStructure (lfBuffer, typeof (PRINTDLG));
 138
 139                                 // TODO: PrinterSettings is not yet implemented, we should pass the values
 140                                 // to that struct
 141                                 //PrinterSettings.Copies =  pdlg.nCopies;
 142                                 }
 143
 144                         return true;
 145                 }
 146          }
 147 }