mcs/class/Managed.Windows.Forms/System.Windows.Forms/PrintDialog.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) 2005-2006 Novell, Inc.
  21 //
  22 // Authors:
  23 //      Someone
  24 //      Jonathan Chambers (jonathan.chambers@ansys.com)
  25 //      Jordi Mas i Hernandez (jordimash@gmail.com)
  26 //
  27
  28 using System;
  29 using System.ComponentModel;
  30 using System.ComponentModel.Design;
  31 using System.ComponentModel.Design.Serialization;
  32 using System.Collections;
  33 using System.Diagnostics;
  34 using System.Drawing;
  35 using System.Drawing.Printing;
  36 using System.Reflection;
  37
  38 namespace System.Windows.Forms
  39 {
  40         [Designer ("System.Windows.Forms.Design.PrintDialogDesigner, " + Consts.AssemblySystem_Design,
  41                    "System.ComponentModel.Design.IDesigner")]
  42         [DefaultProperty("Document")]
  43         public sealed class PrintDialog : CommonDialog {
  44                 PrintDocument document;
  45                 bool allow_current_page;
  46                 bool allow_print_to_file;
  47                 bool allow_selection;
  48                 bool allow_some_pages;
  49                 bool show_help;
  50                 bool show_network;
  51                 bool print_to_file;
  52                 PrinterSettings current_settings;
  53
  54                 private Button cancel_button;
  55                 private Button accept_button;
  56                 private Button help_button;
  57                 private ComboBox printer_combo;
  58                 private RadioButton radio_all;
  59                 private RadioButton radio_pages;
  60                 private RadioButton radio_sel;
  61                 private PrinterSettings.StringCollection installed_printers;
  62                 private PrinterSettings default_printer_settings;
  63                 private TextBox txtFrom;
  64                 private TextBox txtTo;
  65                 private Label labelTo;
  66                 private Label labelFrom;
  67                 private CheckBox chkbox_print;
  68                 private NumericUpDown updown_copies;
  69                 private CheckBox chkbox_collate;
  70                 private Label label_status;
  71                 private Label label_type;
  72                 private Label label_where;
  73                 private Label label_comment;
  74                 private CollatePreview collate;
  75                 private bool use_ex_dialog;
  76
  77                 public PrintDialog ()
  78                 {
  79                         form = new DialogForm (this);
  80                         help_button = null;
  81                         installed_printers = System.Drawing.Printing.PrinterSettings.InstalledPrinters;
  82
  83                         form.Text = "Print";
  84                         CreateFormControls ();
  85                         Reset ();
  86                 }
  87
  88                 public override void Reset ()
  89                 {
  90                         current_settings = null;
  91                         AllowPrintToFile = true;
  92                         AllowSelection = false;
  93                         AllowSomePages = false;
  94                         PrintToFile = false;
  95                         ShowHelp = false;
  96                         ShowNetwork = true;
  97                 }
  98
  99                 [DefaultValue (false)]
 100                 public bool AllowCurrentPage {
 101                         get {
 102                                 return allow_current_page;
 103                         }
 104
 105                         set {
 106                                 allow_current_page = value;
 107                                 radio_pages.Enabled = value;
 108                         }
 109                 }
 110
 111                 [DefaultValue(true)]
 112                 public bool AllowPrintToFile {
 113                         get {
 114                                 return allow_print_to_file;
 115                         }
 116
 117                         set {
 118                                 allow_print_to_file = value;
 119                                 chkbox_print.Enabled = value;
 120                         }
 121                 }
 122
 123                 [DefaultValue(false)]
 124                 public bool AllowSelection {
 125                         get {
 126                                 return allow_selection;
 127                         }
 128
 129                         set {
 130                                 allow_selection = value;
 131                                 radio_sel.Enabled = value;
 132                         }
 133                 }
 134
 135                 [DefaultValue(false)]
 136                 public bool AllowSomePages {
 137                         get {
 138                                 return allow_some_pages;
 139                         }
 140
 141                         set {
 142                                 allow_some_pages = value;
 143                                 radio_pages.Enabled = value;
 144                                 txtFrom.Enabled = value;
 145                                 txtTo.Enabled = value;
 146                                 labelTo.Enabled = value;
 147                                 labelFrom.Enabled = value;
 148
 149                                 if (PrinterSettings != null) {
 150                                         txtFrom.Text = PrinterSettings.FromPage.ToString ();
 151                                         txtTo.Text = PrinterSettings.ToPage.ToString ();
 152                                 }
 153                         }
 154                 }
 155
 156                 [DefaultValue(null)]
 157                 public PrintDocument Document {
 158                         get {
 159                                 return document;
 160                         }
 161
 162                         set {
 163                                 document = value;
 164                                 current_settings = (value == null) ? new PrinterSettings () : value.PrinterSettings;
 165                         }
 166                 }
 167
 168                 [Browsable(false)]
 169                 [DefaultValue(null)]
 170                 [DesignerSerializationVisibility(DesignerSerializationVisibility.Hidden)]
 171                 public PrinterSettings PrinterSettings {
 172                         get {
 173                                 if (current_settings == null)
 174                                         current_settings = new PrinterSettings ();
 175                                 return current_settings;
 176                         }
 177
 178                         set {
 179                                 if (value != null && value == current_settings)
 180                                         return;
 181
 182                                 current_settings = (value == null) ? new PrinterSettings () : value;
 183                                 document = null;
 184                         }
 185                 }
 186
 187                 [DefaultValue(false)]
 188                 public bool PrintToFile {
 189                         get {
 190                                 return print_to_file;
 191                         }
 192
 193                         set {
 194                                 print_to_file = value;
 195                         }
 196                 }
 197
 198                 [DefaultValue(true)]
 199                 public bool ShowNetwork {
 200                         get {
 201                                 return show_network;
 202                         }
 203
 204                         set {
 205                                 show_network = value;
 206                         }
 207                 }
 208
 209                 [DefaultValue(false)]
 210                 public bool ShowHelp {
 211                         get {
 212                                 return show_help;
 213                         }
 214
 215                         set {
 216                                 show_help = value;
 217                                 ShowHelpButton ();
 218                         }
 219                 }
 220
 221                 [MonoTODO ("Stub, not implemented, will always use default dialog")]
 222                 [DefaultValue (false)]
 223                 public bool UseEXDialog {
 224                         get { return use_ex_dialog; }
 225                         set { use_ex_dialog = value; }
 226                 }
 227
 228                 protected override bool RunDialog (IntPtr hwndOwner)
 229                 {
 230                         if (allow_some_pages && PrinterSettings.FromPage > PrinterSettings.ToPage)
 231                                 throw new ArgumentException ("FromPage out of range");
 232
 233                         if (allow_some_pages) {
 234                                 txtFrom.Text = PrinterSettings.FromPage.ToString ();
 235                                 txtTo.Text = PrinterSettings.ToPage.ToString ();
 236                         }
 237
 238                         if (PrinterSettings.PrintRange == PrintRange.SomePages && allow_some_pages)
 239                                 radio_pages.Checked = true;
 240                         else if (PrinterSettings.PrintRange == PrintRange.Selection && allow_selection)
 241                                 radio_sel.Checked = true;
 242                         else
 243                                 radio_all.Checked = true;
 244
 245                         updown_copies.Value = PrinterSettings.Copies == 0 ? 1 : (int) PrinterSettings.Copies;
 246                         chkbox_collate.Checked = PrinterSettings.Collate;
 247                         chkbox_collate.Enabled = (updown_copies.Value > 1) ? true : false;
 248
 249                         if (show_help) {
 250                                 ShowHelpButton ();
 251                         }
 252
 253                         SetPrinterDetails ();
 254
 255                         return true;
 256                 }
 257
 258                 private void OnClickCancelButton (object sender, EventArgs e)
 259                 {
 260                         form.DialogResult = DialogResult.Cancel;
 261                 }
 262
 263                 void ShowErrorMessage (string message, Control control_to_focus)
 264                 {
 265                         MessageBox.Show (message, "Print", MessageBoxButtons.OK, MessageBoxIcon.Warning);
 266                         if (control_to_focus != null)
 267                                 control_to_focus.Focus ();
 268                 }
 269
 270                 private void OnClickOkButton (object sender, EventArgs e)
 271                 {
 272                         if (updown_copies.Text.Length < 1) {
 273                                 ShowErrorMessage ("The 'Copies' value cannot be empty and must be a positive value.",
 274                                                 updown_copies);
 275                                 return;
 276                         }
 277
 278                         int from = -1, to = -1;
 279
 280                         if (allow_some_pages && radio_pages.Checked) {
 281                                 if (txtFrom.Text.Length < 1) {
 282                                         ShowErrorMessage ("The 'From' value cannot be empty and must be a positive value.",
 283                                                         txtFrom);
 284                                         return;
 285                                 }
 286
 287                                 try {
 288                                         from = Int32.Parse (txtFrom.Text);
 289                                         to = Int32.Parse (txtTo.Text);
 290                                 }
 291                                 catch {
 292                                         ShowErrorMessage ("From/To values should be numeric", txtFrom);
 293                                         return;
 294                                 }
 295
 296                                 if (from > to) {
 297                                         ShowErrorMessage ("'From' value cannot be greater than 'To' value.", txtFrom);
 298                                         return;
 299                                 }
 300
 301                                 if (to < PrinterSettings.MinimumPage || to > PrinterSettings.MaximumPage) {
 302                                         ShowErrorMessage ("'To' value is not within the page range\n" +
 303                                                         "Enter a number between " + PrinterSettings.MinimumPage +
 304                                                         " and " + PrinterSettings.MaximumPage + ".", txtTo);
 305                                         return;
 306                                 }
 307
 308                                 if (from < PrinterSettings.MinimumPage || from > PrinterSettings.MaximumPage) {
 309                                         ShowErrorMessage ("'From' value is not within the page range\n" +
 310                                                         "Enter a number between " + PrinterSettings.MinimumPage +
 311                                                         " and " + PrinterSettings.MaximumPage + ".", txtFrom);
 312                                         return;
 313                                 }
 314                         }
 315
 316                         if (radio_all.Checked == true)
 317                                 PrinterSettings.PrintRange = PrintRange.AllPages;
 318                         else if (radio_pages.Checked == true)
 319                                 PrinterSettings.PrintRange = PrintRange.SomePages;
 320                         else
 321                                 PrinterSettings.PrintRange = PrintRange.Selection;
 322
 323                         PrinterSettings.Copies = (short) updown_copies.Value;
 324                         if (PrinterSettings.PrintRange == PrintRange.SomePages) {
 325                                 PrinterSettings.FromPage = from;
 326                                 PrinterSettings.ToPage = to;
 327                         }
 328                         PrinterSettings.Collate = chkbox_collate.Checked;
 329
 330                         if (allow_print_to_file) {
 331                                 PrinterSettings.PrintToFile = chkbox_print.Checked;
 332                         }
 333
 334                         form.DialogResult = DialogResult.OK;
 335
 336                         if (printer_combo.SelectedItem != null)
 337                                 PrinterSettings.PrinterName = (string) printer_combo.SelectedItem;
 338
 339                         if (document != null) {
 340                                 document.PrintController = new PrintControllerWithStatusDialog (document.PrintController);
 341                                 document.PrinterSettings = PrinterSettings;
 342                         }
 343                 }
 344
 345                 private void ShowHelpButton ()
 346                 {
 347                         if (help_button == null) {
 348                                 help_button = new Button ();
 349                                 help_button.TabIndex = 60;
 350
 351                                 help_button.Anchor = ((AnchorStyles)((AnchorStyles.Bottom | AnchorStyles.Left)));
 352                                 help_button.FlatStyle = FlatStyle.System;
 353                                 help_button.Location = new Point (20, 270);
 354                                 help_button.Text = "&Help";
 355                                 help_button.FlatStyle = FlatStyle.System;
 356                                 form.Controls.Add (help_button);
 357                         }
 358
 359                         help_button.Visible = show_help;
 360                 }
 361
 362                 private void OnUpDownValueChanged (object sender, System.EventArgs e)
 363                 {
 364                         chkbox_collate.Enabled = (updown_copies.Value > 1) ? true : false;
 365                 }
 366
 367                 void OnPagesCheckedChanged (object obj, EventArgs args)
 368                 {
 369                         if (radio_pages.Checked && !txtTo.Focused)
 370                                 txtFrom.Focus ();
 371                 }
 372
 373                 private void CreateFormControls ()
 374                 {
 375                         form.SuspendLayout ();
 376
 377                         GroupBox group_box_prn = new GroupBox ();
 378                         group_box_prn.Location = new Point (10, 8);
 379                         group_box_prn.Text = "Printer";
 380                         group_box_prn.Size = new Size (420, 145);
 381
 382                         GroupBox group_box_range = new GroupBox ();
 383                         group_box_range.Location = new Point (10, 155);
 384                         group_box_range.Text = "Print range";
 385                         group_box_range.Size = new Size (240, 100);
 386
 387                         GroupBox group_box_copies = new GroupBox ();
 388                         group_box_copies.Location = new Point (265, 155);
 389                         group_box_copies.Text = "Copies";
 390                         group_box_copies.Size = new Size (165, 100);
 391
 392                         // Accept button
 393                         accept_button = new Button ();
 394                         form.AcceptButton = accept_button;
 395                         accept_button.Anchor = ((AnchorStyles)((AnchorStyles.Bottom | AnchorStyles.Right)));
 396                         accept_button.FlatStyle = FlatStyle.System;
 397                         accept_button.Location = new Point (265, 270);
 398                         accept_button.Text = "OK";
 399                         accept_button.FlatStyle = FlatStyle.System;
 400                         accept_button.Click += new EventHandler (OnClickOkButton);
 401
 402                         // Cancel button
 403                         cancel_button = new Button ();
 404                         form.CancelButton = cancel_button;
 405                         cancel_button.Anchor = ((AnchorStyles)((AnchorStyles.Bottom | AnchorStyles.Right)));
 406                         cancel_button.FlatStyle = FlatStyle.System;
 407                         cancel_button.Location = new Point (350, 270);
 408                         cancel_button.Text = "Cancel";
 409                         cancel_button.FlatStyle = FlatStyle.System;
 410                         cancel_button.Click += new EventHandler (OnClickCancelButton);
 411
 412                         // Static controls
 413                         Label label = new Label ();
 414                         label.AutoSize = true;
 415                         label.Text = "&Name:";
 416                         label.Location = new Point (20, 33);
 417                         group_box_prn.Controls.Add (label);
 418
 419                         label = new Label ();
 420                         label.Text = "Status:";
 421                         label.AutoSize = true;
 422                         label.Location = new Point (20, 60);
 423                         group_box_prn.Controls.Add (label);
 424
 425                         label_status = new Label ();
 426                         label_status.AutoSize = true;
 427                         label_status.Location = new Point (80, 60);
 428                         group_box_prn.Controls.Add (label_status);
 429
 430                         label = new Label ();
 431                         label.Text = "Type:";
 432                         label.AutoSize = true;
 433                         label.Location = new Point (20, 80);
 434                         group_box_prn.Controls.Add (label);
 435
 436                         label_type = new Label ();
 437                         label_type.AutoSize = true;
 438                         label_type.Location = new Point (80, 80);
 439                         group_box_prn.Controls.Add (label_type);
 440
 441                         label = new Label ();
 442                         label.Text = "Where:";
 443                         label.AutoSize = true;
 444                         label.Location = new Point (20, 100);
 445                         group_box_prn.Controls.Add (label);
 446
 447                         label_where = new Label ();
 448                         label_where.AutoSize = true;
 449                         label_where.Location = new Point (80, 100);
 450                         group_box_prn.Controls.Add (label_where);
 451
 452                         label = new Label ();
 453                         label.Text = "Comment:";
 454                         label.AutoSize = true;
 455                         label.Location = new Point (20, 120);
 456                         group_box_prn.Controls.Add (label);
 457
 458                         label_comment = new Label ();
 459                         label_comment.AutoSize = true;
 460                         label_comment.Location = new Point (80, 120);
 461                         group_box_prn.Controls.Add (label_comment);
 462
 463                         radio_all = new RadioButton ();
 464                         radio_all.TabIndex = 21;
 465                         radio_all.Location = new Point (20, 20);
 466                         radio_all.Text = "&All";
 467                         radio_all.Checked = true;
 468                         group_box_range.Controls.Add (radio_all);
 469
 470                         radio_pages = new RadioButton ();
 471                         radio_pages.TabIndex = 22;
 472                         radio_pages.Location = new Point (20, 46);
 473                         radio_pages.Text = "Pa&ges";
 474                         radio_pages.Width = 60;
 475                         radio_pages.CheckedChanged += new EventHandler (OnPagesCheckedChanged);
 476                         group_box_range.Controls.Add (radio_pages);
 477
 478                         radio_sel = new RadioButton ();
 479                         radio_sel.TabIndex = 23;
 480                         radio_sel.Location = new Point (20, 72);
 481                         radio_sel.Text = "&Selection";
 482                         group_box_range.Controls.Add (radio_sel);
 483
 484                         labelFrom = new Label ();
 485                         labelFrom.Text = "&from:";
 486                         labelFrom.TabIndex = 24;
 487                         labelFrom.AutoSize = true;
 488                         labelFrom.Location = new Point (80, 50);
 489                         group_box_range.Controls.Add (labelFrom);
 490
 491                         txtFrom = new TextBox ();
 492                         txtFrom.TabIndex = 25;
 493                         txtFrom.Location = new Point (120, 50);
 494                         txtFrom.Width = 40;
 495                         txtFrom.TextChanged += new EventHandler (OnPagesTextChanged);
 496                         group_box_range.Controls.Add (txtFrom);
 497
 498                         labelTo = new Label ();
 499                         labelTo.Text = "&to:";
 500                         labelTo.TabIndex = 26;
 501                         labelTo.AutoSize = true;
 502                         labelTo.Location = new Point (170, 50);
 503                         group_box_range.Controls.Add (labelTo);
 504
 505                         txtTo = new TextBox ();
 506                         txtTo.TabIndex = 27;
 507                         txtTo.Location = new Point (190, 50);
 508                         txtTo.Width = 40;
 509                         txtTo.TextChanged += new EventHandler (OnPagesTextChanged);
 510                         group_box_range.Controls.Add (txtTo);
 511
 512                         chkbox_print = new CheckBox ();
 513                         chkbox_print.Location = new Point (305, 115);
 514                         chkbox_print.Text = "Print to fil&e";
 515
 516
 517                         updown_copies = new NumericUpDown ();
 518                         updown_copies.TabIndex = 31;
 519                         updown_copies.Location = new Point (105, 18);
 520                         updown_copies.Minimum = 1;
 521                         group_box_copies.Controls.Add (updown_copies);
 522                         updown_copies.ValueChanged += new System.EventHandler (OnUpDownValueChanged);
 523                         updown_copies.Size = new System.Drawing.Size (40, 20);
 524
 525                         label = new Label ();
 526                         label.Text = "Number of &copies:";
 527                         label.AutoSize = true;
 528                         label.Location = new Point (10, 20);
 529                         group_box_copies.Controls.Add (label);
 530
 531                         chkbox_collate = new CheckBox ();
 532                         chkbox_collate.TabIndex = 32;
 533                         chkbox_collate.Location = new Point (105, 55);
 534                         chkbox_collate.Text = "C&ollate";
 535                         chkbox_collate.Width = 58;
 536                         chkbox_collate.CheckedChanged += new EventHandler(chkbox_collate_CheckedChanged);
 537
 538                         group_box_copies.Controls.Add (chkbox_collate);
 539
 540                         collate = new CollatePreview ();
 541                         collate.Location = new Point (6, 50);
 542                         collate.Size = new Size (100, 45);
 543                         group_box_copies.Controls.Add (collate);
 544
 545
 546
 547                         // Printer combo
 548                         printer_combo = new ComboBox ();
 549                         printer_combo.DropDownStyle = ComboBoxStyle.DropDownList;
 550                         printer_combo.Location = new Point (80, 32);
 551                         printer_combo.Width = 220;
 552                         printer_combo.SelectedIndexChanged += new EventHandler (OnPrinterSelectedIndexChanged);
 553
 554                         default_printer_settings = new PrinterSettings ();
 555                         for (int i = 0; i < installed_printers.Count; i++) {
 556                                 printer_combo.Items.Add (installed_printers[i]);
 557                                 if (installed_printers[i] == default_printer_settings.PrinterName)
 558                                         printer_combo.SelectedItem = installed_printers[i];
 559                         }
 560                         printer_combo.TabIndex = 11;
 561                         chkbox_print.TabIndex = 12;
 562                         group_box_prn.Controls.Add (printer_combo);
 563                         group_box_prn.Controls.Add (chkbox_print);
 564
 565                         form.Size =  new Size (450, 327); // 384
 566                         form.FormBorderStyle = FormBorderStyle.FixedDialog;
 567                         form.MaximizeBox = false;
 568                         group_box_prn.TabIndex = 10;
 569                         group_box_range.TabIndex = 20;
 570                         group_box_copies.TabIndex = 30;
 571                         accept_button.TabIndex = 40;
 572                         cancel_button.TabIndex = 50;
 573                         form.Controls.Add (group_box_prn);
 574                         form.Controls.Add (group_box_range);
 575                         form.Controls.Add (group_box_copies);
 576                         form.Controls.Add (accept_button);
 577                         form.Controls.Add (cancel_button);
 578                         form.ResumeLayout (false);
 579                 }
 580
 581                 void OnPagesTextChanged (object sender, EventArgs args)
 582                 {
 583                         radio_pages.Checked = true;
 584                 }
 585
 586                 private void OnPrinterSelectedIndexChanged (object sender,  System.EventArgs e)
 587                 {
 588                         SetPrinterDetails ();
 589                 }
 590
 591                 private void SetPrinterDetails ()
 592                 {
 593                         try
 594                         {
 595                                 string printer, port = string.Empty, type = string.Empty;
 596                                 string status = string.Empty, comment = string.Empty;
 597                                 Type sysprn = Type.GetType ("System.Drawing.Printing.SysPrn, System.Drawing");
 598                                 MethodInfo dlg_info = sysprn.GetMethod ("GetPrintDialogInfo", BindingFlags.Static | BindingFlags.NonPublic);
 599
 600                                 printer = (string) printer_combo.SelectedItem;
 601
 602                                 if (printer != null) {
 603                                         object[] args  = new object [5];
 604                                         args[0] = printer;
 605                                         args[1] = port;
 606                                         args[2] = type;
 607                                         args[3] = status;
 608                                         args[4] = comment;
 609                                         dlg_info.Invoke (null, args);
 610                                         port = (string) args[1];
 611                                         type = (string) args[2];
 612                                         status = (string) args[3];
 613                                         comment = (string) args[4];
 614                                 }
 615
 616                                 label_status.Text = status;
 617                                 label_type.Text = type;
 618                                 label_where.Text = port;
 619                                 label_comment.Text = comment;
 620
 621                                 accept_button.Enabled = true;
 622                         }
 623                         catch  {
 624                                 accept_button.Enabled = false;
 625                         }
 626                 }
 627
 628                 private void chkbox_collate_CheckedChanged(object sender, EventArgs e) {
 629                         collate.Collate = chkbox_collate.Checked;
 630                 }
 631
 632                 class CollatePreview : UserControl
 633                 {
 634                         private bool collate;
 635                         public bool Collate {
 636                                 get { return collate;}
 637                                 set { if (collate != value) {
 638                                                   collate = value;
 639                                                   Invalidate();
 640                                           }
 641                                 }
 642                         }
 643
 644                         new Font font;
 645
 646                         public CollatePreview ()
 647                         {
 648                                 font = new Font(FontFamily.GenericSansSerif, 10);
 649                         }
 650
 651                         protected override void OnPaint(PaintEventArgs e)
 652                         {
 653                                 if (collate)
 654                                         DrawCollate (e.Graphics);
 655                                 else
 656                                         DrawNoCollate (e.Graphics);
 657
 658                                 base.OnPaint (e);
 659                         }
 660
 661                         void DrawCollate (Graphics g)
 662                         {
 663                                 int x1 = 0;
 664                                 int y1 = 12;
 665
 666                                 int x2 = 14;
 667                                 int y2 = 6;
 668
 669                                 int x3 = 26;
 670                                 int y3 = 0;
 671
 672                                 for (int i = 0; i < 2; i++) {
 673
 674                                         g.FillRectangle (Brushes.White, x3 + (i*18), y3, 18, 24);
 675                                         ControlPaint.DrawBorder (g, new Rectangle (x3 + (i*18), y3, 18, 24), SystemColors.ControlDark, ButtonBorderStyle.Solid);
 676                                         g.DrawString ((i+1).ToString(), font, SystemBrushes.ControlDarkDark, x3 + (i*18) + 5, y3 + 5, StringFormat.GenericTypographic);
 677
 678                                         g.FillRectangle (Brushes.White, x2 + (i*18), y2, 18, 24);
 679                                         ControlPaint.DrawBorder (g, new Rectangle (x2 + (i*18), y2, 18, 24), SystemColors.ControlDark, ButtonBorderStyle.Solid);
 680                                         g.DrawString ((i+1).ToString(), font, SystemBrushes.ControlDarkDark, x2 + (i*18) + 5, y2 + 5, StringFormat.GenericTypographic);
 681
 682                                         g.FillRectangle (Brushes.White, x1 + (i*18), y1, 18, 24);
 683                                         ControlPaint.DrawBorder (g, new Rectangle (x1 + (i*18), y1, 18, 24), SystemColors.ControlDark, ButtonBorderStyle.Solid);
 684                                         g.DrawString ((i+1).ToString(), font, SystemBrushes.ControlDarkDark, x1 + (i*18) + 5, y1 + 5, StringFormat.GenericTypographic);
 685
 686
 687                                         x1 += 28;
 688                                         x2 += 28;
 689                                         x3 += 28;
 690                                 }
 691                         }
 692
 693                         void DrawNoCollate (Graphics g)
 694                         {
 695                                 int x1 = 0;
 696                                 int y1 = 12;
 697
 698                                 int x2 = 13;
 699                                 int y2 = 4;
 700
 701                                 for (int i = 0; i < 3; i++) {
 702
 703                                         g.FillRectangle (Brushes.White, x2 + (i*18), y2, 18, 24);
 704                                         ControlPaint.DrawBorder (g, new Rectangle (x2 + (i*18), y2, 18, 24), SystemColors.ControlDark, ButtonBorderStyle.Solid);
 705                                         g.DrawString ((i+1).ToString(), font, SystemBrushes.ControlDarkDark, x2 + (i*18) + 5, y2 + 5, StringFormat.GenericTypographic);
 706
 707                                         g.FillRectangle (Brushes.White, x1 + (i*18), y1, 18, 24);
 708                                         ControlPaint.DrawBorder (g, new Rectangle (x1 + (i*18), y1, 18, 24), SystemColors.ControlDark, ButtonBorderStyle.Solid);
 709                                         g.DrawString ((i+1).ToString(), font, SystemBrushes.ControlDarkDark, x1 + (i*18) + 5, y1 + 5, StringFormat.GenericTypographic);
 710
 711                                         x1 += 15;
 712                                         x2 += 15;
 713                                 }
 714                         }
 715                 }
 716         }
 717 }