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         [DefaultProperty("Document")]
  41         public sealed class PrintDialog : CommonDialog {
  42                 PrintDocument document;
  43                 bool allow_current_page;
  44                 bool allow_print_to_file;
  45                 bool allow_selection;
  46                 bool allow_some_pages;
  47                 bool show_help;
  48                 bool show_network;
  49                 bool print_to_file;
  50                 PrinterSettings current_settings;
  51
  52                 private Button cancel_button;
  53                 private Button accept_button;
  54                 private Button help_button;
  55                 private ComboBox printer_combo;
  56                 private RadioButton radio_all;
  57                 private RadioButton radio_pages;
  58                 private RadioButton radio_sel;
  59                 private PrinterSettings.StringCollection installed_printers;
  60                 private PrinterSettings default_printer_settings;
  61                 private TextBox txtFrom;
  62                 private TextBox txtTo;
  63                 private Label labelTo;
  64                 private Label labelFrom;
  65                 private CheckBox chkbox_print;
  66                 private NumericUpDown updown_copies;
  67                 private CheckBox chkbox_collate;
  68                 private Label label_status;
  69                 private Label label_type;
  70                 private Label label_where;
  71                 private Label label_comment;
  72
  73                 public PrintDialog ()
  74                 {
  75                         help_button = null;
  76                         installed_printers = System.Drawing.Printing.PrinterSettings.InstalledPrinters;
  77
  78                         form.Text = "Print";
  79                         CreateFormControls ();
  80                         Reset ();
  81                 }
  82
  83                 public override void Reset ()
  84                 {
  85                         current_settings = null;
  86                         AllowPrintToFile = true;
  87                         AllowSelection = false;
  88                         AllowSomePages = false;
  89                         PrintToFile = false;
  90                         ShowHelp = false;
  91                         ShowNetwork = true;
  92                 }
  93
  94 #if NET_2_0
  95                 public bool AllowCurrentPage {
  96                         get {
  97                                 return allow_current_page;
  98                         }
  99
 100                         set {
 101                                 allow_current_page = value;
 102                                 radio_pages.Enabled = value;
 103                         }
 104                 }
 105 #endif
 106
 107                 [DefaultValue(true)]
 108                 public bool AllowPrintToFile {
 109                         get {
 110                                 return allow_print_to_file;
 111                         }
 112
 113                         set {
 114                                 allow_print_to_file = value;
 115                                 chkbox_print.Enabled = value;
 116                         }
 117                 }
 118
 119                 [DefaultValue(false)]
 120                 public bool AllowSelection {
 121                         get {
 122                                 return allow_selection;
 123                         }
 124
 125                         set {
 126                                 allow_selection = value;
 127                                 radio_sel.Enabled = value;
 128                         }
 129                 }
 130
 131                 [DefaultValue(false)]
 132                 public bool AllowSomePages {
 133                         get {
 134                                 return allow_some_pages;
 135                         }
 136
 137                         set {
 138                                 allow_some_pages = value;
 139                                 radio_pages.Enabled = value;
 140                                 txtFrom.Enabled = value;
 141                                 txtTo.Enabled = value;
 142                                 labelTo.Enabled = value;
 143                                 labelFrom.Enabled = value;
 144
 145                                 if (current_settings != null) {
 146                                         txtFrom.Text = current_settings.FromPage.ToString ();
 147                                         txtTo.Text = current_settings.ToPage.ToString ();
 148                                 }
 149                         }
 150                 }
 151
 152                 [DefaultValue(null)]
 153                 public PrintDocument Document {
 154                         get {
 155                                 return document;
 156                         }
 157
 158                         set {
 159                                 document = value;
 160                                 current_settings = value == null ? new PrinterSettings () : value.PrinterSettings;
 161                         }
 162                 }
 163
 164                 [Browsable(false)]
 165                 [DefaultValue(null)]
 166                 [DesignerSerializationVisibility(DesignerSerializationVisibility.Hidden)]
 167                 public PrinterSettings PrinterSettings {
 168                         get {
 169                                 return current_settings;
 170                         }
 171
 172                         set {
 173                                 if (value != null && value == current_settings)
 174                                         return;
 175
 176                                 current_settings = value == null ? new PrinterSettings () : value;
 177                                 document = null;
 178                         }
 179                 }
 180
 181                 [DefaultValue(false)]
 182                 public bool PrintToFile {
 183                         get {
 184                                 return print_to_file;
 185                         }
 186
 187                         set {
 188                                 print_to_file = value;
 189                         }
 190                 }
 191
 192                 [DefaultValue(true)]
 193                 public bool ShowNetwork {
 194                         get {
 195                                 return show_network;
 196                         }
 197
 198                         set {
 199                                 show_network = value;
 200                         }
 201                 }
 202
 203                 [DefaultValue(false)]
 204                 public bool ShowHelp {
 205                         get {
 206                                 return show_help;
 207                         }
 208
 209                         set {
 210                                 show_help = value;
 211                                 ShowHelpButton ();
 212                         }
 213                 }
 214
 215                 protected override bool RunDialog (IntPtr hwnd)
 216                 {
 217                         if (allow_some_pages && current_settings.FromPage > current_settings.ToPage)
 218                                 throw new ArgumentException ("FromPage out of range");
 219
 220                         if (allow_some_pages) {
 221                                 txtFrom.Text = current_settings.FromPage.ToString ();
 222                                 txtTo.Text = current_settings.ToPage.ToString ();
 223                         }
 224
 225                         if (current_settings.PrintRange == PrintRange.SomePages && allow_some_pages)
 226                                 radio_pages.Checked = true;
 227                         else if (current_settings.PrintRange == PrintRange.Selection && allow_selection)
 228                                 radio_sel.Checked = true;
 229                         else
 230                                 radio_all.Checked = true;
 231
 232                         updown_copies.Value = current_settings.Copies == 0 ? 1 : (int) current_settings.Copies;
 233                         chkbox_collate.Checked = current_settings.Collate;
 234                         chkbox_collate.Enabled = (updown_copies.Value > 1) ? true : false;
 235
 236                         if (show_help) {
 237                                 ShowHelpButton ();
 238                         }
 239
 240                         SetPrinterDetails ();
 241
 242                         return true;
 243                 }
 244
 245                 private void OnClickCancelButton (object sender, EventArgs e)
 246                 {
 247                         form.DialogResult = DialogResult.Cancel;
 248                 }
 249
 250                 void ShowErrorMessage (string message, Control control_to_focus)
 251                 {
 252                         MessageBox.Show (message, "Print", MessageBoxButtons.OK, MessageBoxIcon.Warning);
 253                         if (control_to_focus != null)
 254                                 control_to_focus.Focus ();
 255                 }
 256
 257                 private void OnClickOkButton (object sender, EventArgs e)
 258                 {
 259                         if (updown_copies.Text.Length < 1) {
 260                                 ShowErrorMessage ("The 'Copies' value cannot be empty and must be a positive value.",
 261                                                 updown_copies);
 262                                 return;
 263                         }
 264
 265                         int from = -1, to = -1;
 266
 267                         if (allow_some_pages && radio_pages.Checked) {
 268                                 if (txtFrom.Text.Length < 1) {
 269                                         ShowErrorMessage ("The 'From' value cannot be empty and must be a positive value.",
 270                                                         txtFrom);
 271                                         return;
 272                                 }
 273
 274                                 try {
 275                                         from = Int32.Parse (txtFrom.Text);
 276                                         to = Int32.Parse (txtTo.Text);
 277                                 }
 278                                 catch {
 279                                         ShowErrorMessage ("From/To values should be numeric", txtFrom);
 280                                         return;
 281                                 }
 282
 283                                 if (from > to) {
 284                                         ShowErrorMessage ("'From' value cannot be greater than 'To' value.", txtFrom);
 285                                         return;
 286                                 }
 287
 288                                 if (to < current_settings.MinimumPage || to > current_settings.MaximumPage) {
 289                                         ShowErrorMessage ("'To' value is not within the page range\n" +
 290                                                         "Enter a number between " + current_settings.MinimumPage +
 291                                                         " and " + current_settings.MaximumPage + ".", txtTo);
 292                                         return;
 293                                 }
 294
 295                                 if (from < current_settings.MinimumPage || from > current_settings.MaximumPage) {
 296                                         ShowErrorMessage ("'From' value is not within the page range\n" +
 297                                                         "Enter a number between " + current_settings.MinimumPage +
 298                                                         " and " + current_settings.MaximumPage + ".", txtFrom);
 299                                         return;
 300                                 }
 301                         }
 302
 303                         if (radio_all.Checked == true)
 304                                 current_settings.PrintRange = PrintRange.AllPages;
 305                         else if (radio_pages.Checked == true)
 306                                 current_settings.PrintRange = PrintRange.SomePages;
 307                         else
 308                                 current_settings.PrintRange = PrintRange.Selection;
 309
 310                         current_settings.Copies = (short) updown_copies.Value;
 311                         if (current_settings.PrintRange == PrintRange.SomePages) {
 312                                 current_settings.FromPage = from;
 313                                 current_settings.ToPage = to;
 314                         }
 315                         current_settings.Collate = chkbox_collate.Checked;
 316
 317                         if (allow_print_to_file) {
 318                                 current_settings.PrintToFile = chkbox_print.Checked;
 319                         }
 320
 321                         form.DialogResult = DialogResult.OK;
 322
 323                         if (printer_combo.SelectedItem != null)
 324                                 current_settings.PrinterName = (string) printer_combo.SelectedItem;
 325
 326                         if (document != null) {
 327                                 document.PrintController = new PrintControllerWithStatusDialog (document.PrintController);
 328                                 document.PrinterSettings = current_settings;
 329                         }
 330                 }
 331
 332                 private void ShowHelpButton ()
 333                 {
 334                         if (help_button == null) {
 335                                 help_button = new Button ();
 336                                 help_button.TabIndex = 60;
 337
 338                                 help_button.Anchor = ((AnchorStyles)((AnchorStyles.Bottom | AnchorStyles.Left)));
 339                                 help_button.FlatStyle = FlatStyle.System;
 340                                 help_button.Location = new Point (20, 270);
 341                                 help_button.Text = "&Help";
 342                                 help_button.FlatStyle = FlatStyle.System;
 343                                 form.Controls.Add (help_button);
 344                         }
 345
 346                         help_button.Visible = show_help;
 347                 }
 348
 349                 private void OnUpDownValueChanged (object sender, System.EventArgs e)
 350                 {
 351                         chkbox_collate.Enabled = (updown_copies.Value > 1) ? true : false;
 352                 }
 353
 354                 void OnPagesCheckedChanged (object obj, EventArgs args)
 355                 {
 356                         if (radio_pages.Checked && !txtTo.Focused)
 357                                 txtFrom.Focus ();
 358                 }
 359
 360                 private void CreateFormControls ()
 361                 {
 362                         form.SuspendLayout ();
 363
 364                         GroupBox group_box_prn = new GroupBox ();
 365                         group_box_prn.Location = new Point (10, 8);
 366                         group_box_prn.Text = "Printer";
 367                         group_box_prn.Size = new Size (420, 145);
 368
 369                         GroupBox group_box_range = new GroupBox ();
 370                         group_box_range.Location = new Point (10, 155);
 371                         group_box_range.Text = "Print range";
 372                         group_box_range.Size = new Size (240, 100);
 373
 374                         GroupBox group_box_copies = new GroupBox ();
 375                         group_box_copies.Location = new Point (265, 155);
 376                         group_box_copies.Text = "Copies";
 377                         group_box_copies.Size = new Size (165, 100);
 378
 379                         // Accept button
 380                         accept_button = new Button ();
 381                         form.AcceptButton = accept_button;
 382                         accept_button.Anchor = ((AnchorStyles)((AnchorStyles.Bottom | AnchorStyles.Right)));
 383                         accept_button.FlatStyle = FlatStyle.System;
 384                         accept_button.Location = new Point (265, 270);
 385                         accept_button.Text = "OK";
 386                         accept_button.FlatStyle = FlatStyle.System;
 387                         accept_button.Click += new EventHandler (OnClickOkButton);
 388
 389                         // Cancel button
 390                         cancel_button = new Button ();
 391                         form.CancelButton = cancel_button;
 392                         cancel_button.Anchor = ((AnchorStyles)((AnchorStyles.Bottom | AnchorStyles.Right)));
 393                         cancel_button.FlatStyle = FlatStyle.System;
 394                         cancel_button.Location = new Point (350, 270);
 395                         cancel_button.Text = "Cancel";
 396                         cancel_button.FlatStyle = FlatStyle.System;
 397                         cancel_button.Click += new EventHandler (OnClickCancelButton);
 398
 399                         // Static controls
 400                         Label label = new Label ();
 401                         label.AutoSize = true;
 402                         label.Text = "&Name:";
 403                         label.Location = new Point (20, 33);
 404                         group_box_prn.Controls.Add (label);
 405
 406                         label = new Label ();
 407                         label.Text = "Status:";
 408                         label.AutoSize = true;
 409                         label.Location = new Point (20, 60);
 410                         group_box_prn.Controls.Add (label);
 411
 412                         label_status = new Label ();
 413                         label_status.AutoSize = true;
 414                         label_status.Location = new Point (80, 60);
 415                         group_box_prn.Controls.Add (label_status);
 416
 417                         label = new Label ();
 418                         label.Text = "Type:";
 419                         label.AutoSize = true;
 420                         label.Location = new Point (20, 80);
 421                         group_box_prn.Controls.Add (label);
 422
 423                         label_type = new Label ();
 424                         label_type.AutoSize = true;
 425                         label_type.Location = new Point (80, 80);
 426                         group_box_prn.Controls.Add (label_type);
 427
 428                         label = new Label ();
 429                         label.Text = "Where:";
 430                         label.AutoSize = true;
 431                         label.Location = new Point (20, 100);
 432                         group_box_prn.Controls.Add (label);
 433
 434                         label_where = new Label ();
 435                         label_where.AutoSize = true;
 436                         label_where.Location = new Point (80, 100);
 437                         group_box_prn.Controls.Add (label_where);
 438
 439                         label = new Label ();
 440                         label.Text = "Comment:";
 441                         label.AutoSize = true;
 442                         label.Location = new Point (20, 120);
 443                         group_box_prn.Controls.Add (label);
 444
 445                         label_comment = new Label ();
 446                         label_comment.AutoSize = true;
 447                         label_comment.Location = new Point (80, 120);
 448                         group_box_prn.Controls.Add (label_comment);
 449
 450                         radio_all = new RadioButton ();
 451                         radio_all.TabIndex = 21;
 452                         radio_all.Location = new Point (20, 20);
 453                         radio_all.Text = "&All";
 454                         radio_all.Checked = true;
 455                         group_box_range.Controls.Add (radio_all);
 456
 457                         radio_pages = new RadioButton ();
 458                         radio_pages.TabIndex = 22;
 459                         radio_pages.Location = new Point (20, 46);
 460                         radio_pages.Text = "Pa&ges";
 461                         radio_pages.Width = 60;
 462                         radio_pages.CheckedChanged += new EventHandler (OnPagesCheckedChanged);
 463                         group_box_range.Controls.Add (radio_pages);
 464
 465                         radio_sel = new RadioButton ();
 466                         radio_sel.TabIndex = 23;
 467                         radio_sel.Location = new Point (20, 72);
 468                         radio_sel.Text = "&Selection";
 469                         group_box_range.Controls.Add (radio_sel);
 470
 471                         labelFrom = new Label ();
 472                         labelFrom.Text = "&from:";
 473                         labelFrom.TabIndex = 24;
 474                         labelFrom.AutoSize = true;
 475                         labelFrom.Location = new Point (80, 50);
 476                         group_box_range.Controls.Add (labelFrom);
 477
 478                         txtFrom = new TextBox ();
 479                         txtFrom.TabIndex = 25;
 480                         txtFrom.Location = new Point (120, 50);
 481                         txtFrom.Width = 40;
 482                         txtFrom.TextChanged += new EventHandler (OnPagesTextChanged);
 483                         group_box_range.Controls.Add (txtFrom);
 484
 485                         labelTo = new Label ();
 486                         labelTo.Text = "&to:";
 487                         labelTo.TabIndex = 26;
 488                         labelTo.AutoSize = true;
 489                         labelTo.Location = new Point (170, 50);
 490                         group_box_range.Controls.Add (labelTo);
 491
 492                         txtTo = new TextBox ();
 493                         txtTo.TabIndex = 27;
 494                         txtTo.Location = new Point (190, 50);
 495                         txtTo.Width = 40;
 496                         txtTo.TextChanged += new EventHandler (OnPagesTextChanged);
 497                         group_box_range.Controls.Add (txtTo);
 498
 499                         chkbox_print = new CheckBox ();
 500                         chkbox_print.Location = new Point (305, 115);
 501                         chkbox_print.Text = "Print to fil&e";
 502
 503                         label = new Label ();
 504                         label.Text = "Number of &copies:";
 505                         label.AutoSize = true;
 506                         label.Location = new Point (20, 20);
 507                         group_box_copies.Controls.Add (label);
 508
 509                         updown_copies = new NumericUpDown ();
 510                         updown_copies.TabIndex = 31;
 511                         updown_copies.Location = new Point (120, 20);
 512                         updown_copies.Minimum = 1;
 513                         group_box_copies.Controls.Add (updown_copies);
 514                         updown_copies.ValueChanged += new System.EventHandler (OnUpDownValueChanged);
 515                         updown_copies.Size = new System.Drawing.Size (40, 20);
 516
 517                         chkbox_collate = new CheckBox ();
 518                         chkbox_collate.TabIndex = 32;
 519                         chkbox_collate.Location = new Point (20, 40);
 520                         chkbox_collate.Text = "C&ollate";
 521                         chkbox_collate.Width = 80;
 522                         group_box_copies.Controls.Add (chkbox_collate);
 523
 524
 525
 526                         // Printer combo
 527                         printer_combo = new ComboBox ();
 528                         printer_combo.DropDownStyle = ComboBoxStyle.DropDownList;
 529                         printer_combo.Location = new Point (80, 32);
 530                         printer_combo.Width = 220;
 531                         printer_combo.SelectedIndexChanged += new EventHandler (OnPrinterSelectedIndexChanged);
 532
 533                         default_printer_settings = new PrinterSettings ();
 534                         for (int i = 0; i < installed_printers.Count; i++) {
 535                                 printer_combo.Items.Add (installed_printers[i]);
 536                                 if (installed_printers[i] == default_printer_settings.PrinterName)
 537                                         printer_combo.SelectedItem = installed_printers[i];
 538                         }
 539                         printer_combo.TabIndex = 11;
 540                         chkbox_print.TabIndex = 12;
 541                         group_box_prn.Controls.Add (printer_combo);
 542                         group_box_prn.Controls.Add (chkbox_print);
 543
 544                         form.Size =  new Size (450, 327); // 384
 545                         form.FormBorderStyle = FormBorderStyle.FixedDialog;
 546                         form.MaximizeBox = false;
 547                         group_box_prn.TabIndex = 10;
 548                         group_box_range.TabIndex = 20;
 549                         group_box_copies.TabIndex = 30;
 550                         accept_button.TabIndex = 40;
 551                         cancel_button.TabIndex = 50;
 552                         form.Controls.Add (group_box_prn);
 553                         form.Controls.Add (group_box_range);
 554                         form.Controls.Add (group_box_copies);
 555                         form.Controls.Add (accept_button);
 556                         form.Controls.Add (cancel_button);
 557                         form.ResumeLayout (false);
 558                 }
 559
 560                 void OnPagesTextChanged (object sender, EventArgs args)
 561                 {
 562                         radio_pages.Checked = true;
 563                 }
 564
 565                 private void OnPrinterSelectedIndexChanged (object sender,  System.EventArgs e)
 566                 {
 567                         SetPrinterDetails ();
 568                 }
 569
 570                 private void SetPrinterDetails ()
 571                 {
 572                         try
 573                         {
 574                                 string printer, port = string.Empty, type = string.Empty;
 575                                 string status = string.Empty, comment = string.Empty;
 576                                 Type sysprn = Type.GetType ("System.Drawing.Printing.SysPrn, System.Drawing");
 577                                 MethodInfo dlg_info = sysprn.GetMethod ("GetPrintDialogInfo", BindingFlags.Static | BindingFlags.NonPublic);
 578
 579                                 printer = (string) printer_combo.SelectedItem;
 580
 581                                 if (printer != null) {
 582                                         object[] args  = new object [5];
 583                                         args[0] = printer;
 584                                         args[1] = port;
 585                                         args[2] = type;
 586                                         args[3] = status;
 587                                         args[4] = comment;
 588                                         dlg_info.Invoke (null, args);
 589                                         port = (string) args[1];
 590                                         type = (string) args[2];
 591                                         status = (string) args[3];
 592                                         comment = (string) args[4];
 593                                 }
 594
 595                                 label_status.Text = status;
 596                                 label_type.Text = type;
 597                                 label_where.Text = port;
 598                                 label_comment.Text = comment;
 599
 600                                 accept_button.Enabled = true;
 601                         }
 602                         catch  {
 603                                 accept_button.Enabled = false;
 604                         }
 605                 }
 606         }
 607 }