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 #if NET_2_0
  44                 bool allow_current_page;
  45 #endif
  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
  75                 public PrintDialog ()
  76                 {
  77                         help_button = null;
  78                         installed_printers = System.Drawing.Printing.PrinterSettings.InstalledPrinters;
  79
  80                         form.Text = "Print";
  81                         CreateFormControls ();
  82                         Reset ();
  83                 }
  84
  85                 public override void Reset ()
  86                 {
  87                         current_settings = null;
  88                         AllowPrintToFile = true;
  89                         AllowSelection = false;
  90                         AllowSomePages = false;
  91                         PrintToFile = false;
  92                         ShowHelp = false;
  93                         ShowNetwork = true;
  94                 }
  95
  96 #if NET_2_0
  97                 public bool AllowCurrentPage {
  98                         get {
  99                                 return allow_current_page;
 100                         }
 101
 102                         set {
 103                                 allow_current_page = value;
 104                                 radio_pages.Enabled = value;
 105                         }
 106                 }
 107 #endif
 108
 109                 [DefaultValue(true)]
 110                 public bool AllowPrintToFile {
 111                         get {
 112                                 return allow_print_to_file;
 113                         }
 114
 115                         set {
 116                                 allow_print_to_file = value;
 117                                 chkbox_print.Enabled = value;
 118                         }
 119                 }
 120
 121                 [DefaultValue(false)]
 122                 public bool AllowSelection {
 123                         get {
 124                                 return allow_selection;
 125                         }
 126
 127                         set {
 128                                 allow_selection = value;
 129                                 radio_sel.Enabled = value;
 130                         }
 131                 }
 132
 133                 [DefaultValue(false)]
 134                 public bool AllowSomePages {
 135                         get {
 136                                 return allow_some_pages;
 137                         }
 138
 139                         set {
 140                                 allow_some_pages = value;
 141                                 radio_pages.Enabled = value;
 142                                 txtFrom.Enabled = value;
 143                                 txtTo.Enabled = value;
 144                                 labelTo.Enabled = value;
 145                                 labelFrom.Enabled = value;
 146
 147                                 if (current_settings != null) {
 148                                         txtFrom.Text = current_settings.FromPage.ToString ();
 149                                         txtTo.Text = current_settings.ToPage.ToString ();
 150                                 }
 151                         }
 152                 }
 153
 154                 [DefaultValue(null)]
 155                 public PrintDocument Document {
 156                         get {
 157                                 return document;
 158                         }
 159
 160                         set {
 161                                 document = value;
 162                                 current_settings = value == null ? new PrinterSettings () : value.PrinterSettings;
 163                         }
 164                 }
 165
 166                 [Browsable(false)]
 167                 [DefaultValue(null)]
 168                 [DesignerSerializationVisibility(DesignerSerializationVisibility.Hidden)]
 169                 public PrinterSettings PrinterSettings {
 170                         get {
 171                                 return current_settings;
 172                         }
 173
 174                         set {
 175                                 if (value != null && value == current_settings)
 176                                         return;
 177
 178                                 current_settings = value == null ? new PrinterSettings () : value;
 179                                 document = null;
 180                         }
 181                 }
 182
 183                 [DefaultValue(false)]
 184                 public bool PrintToFile {
 185                         get {
 186                                 return print_to_file;
 187                         }
 188
 189                         set {
 190                                 print_to_file = value;
 191                         }
 192                 }
 193
 194                 [DefaultValue(true)]
 195                 public bool ShowNetwork {
 196                         get {
 197                                 return show_network;
 198                         }
 199
 200                         set {
 201                                 show_network = value;
 202                         }
 203                 }
 204
 205                 [DefaultValue(false)]
 206                 public bool ShowHelp {
 207                         get {
 208                                 return show_help;
 209                         }
 210
 211                         set {
 212                                 show_help = value;
 213                                 ShowHelpButton ();
 214                         }
 215                 }
 216
 217                 protected override bool RunDialog (IntPtr hwnd)
 218                 {
 219                         if (allow_some_pages && current_settings.FromPage > current_settings.ToPage)
 220                                 throw new ArgumentException ("FromPage out of range");
 221
 222                         if (allow_some_pages) {
 223                                 txtFrom.Text = current_settings.FromPage.ToString ();
 224                                 txtTo.Text = current_settings.ToPage.ToString ();
 225                         }
 226
 227                         if (current_settings.PrintRange == PrintRange.SomePages && allow_some_pages)
 228                                 radio_pages.Checked = true;
 229                         else if (current_settings.PrintRange == PrintRange.Selection && allow_selection)
 230                                 radio_sel.Checked = true;
 231                         else
 232                                 radio_all.Checked = true;
 233
 234                         updown_copies.Value = current_settings.Copies == 0 ? 1 : (int) current_settings.Copies;
 235                         chkbox_collate.Checked = current_settings.Collate;
 236                         chkbox_collate.Enabled = (updown_copies.Value > 1) ? true : false;
 237
 238                         if (show_help) {
 239                                 ShowHelpButton ();
 240                         }
 241
 242                         SetPrinterDetails ();
 243
 244                         return true;
 245                 }
 246
 247                 private void OnClickCancelButton (object sender, EventArgs e)
 248                 {
 249                         form.DialogResult = DialogResult.Cancel;
 250                 }
 251
 252                 void ShowErrorMessage (string message, Control control_to_focus)
 253                 {
 254                         MessageBox.Show (message, "Print", MessageBoxButtons.OK, MessageBoxIcon.Warning);
 255                         if (control_to_focus != null)
 256                                 control_to_focus.Focus ();
 257                 }
 258
 259                 private void OnClickOkButton (object sender, EventArgs e)
 260                 {
 261                         if (updown_copies.Text.Length < 1) {
 262                                 ShowErrorMessage ("The 'Copies' value cannot be empty and must be a positive value.",
 263                                                 updown_copies);
 264                                 return;
 265                         }
 266
 267                         int from = -1, to = -1;
 268
 269                         if (allow_some_pages && radio_pages.Checked) {
 270                                 if (txtFrom.Text.Length < 1) {
 271                                         ShowErrorMessage ("The 'From' value cannot be empty and must be a positive value.",
 272                                                         txtFrom);
 273                                         return;
 274                                 }
 275
 276                                 try {
 277                                         from = Int32.Parse (txtFrom.Text);
 278                                         to = Int32.Parse (txtTo.Text);
 279                                 }
 280                                 catch {
 281                                         ShowErrorMessage ("From/To values should be numeric", txtFrom);
 282                                         return;
 283                                 }
 284
 285                                 if (from > to) {
 286                                         ShowErrorMessage ("'From' value cannot be greater than 'To' value.", txtFrom);
 287                                         return;
 288                                 }
 289
 290                                 if (to < current_settings.MinimumPage || to > current_settings.MaximumPage) {
 291                                         ShowErrorMessage ("'To' value is not within the page range\n" +
 292                                                         "Enter a number between " + current_settings.MinimumPage +
 293                                                         " and " + current_settings.MaximumPage + ".", txtTo);
 294                                         return;
 295                                 }
 296
 297                                 if (from < current_settings.MinimumPage || from > current_settings.MaximumPage) {
 298                                         ShowErrorMessage ("'From' value is not within the page range\n" +
 299                                                         "Enter a number between " + current_settings.MinimumPage +
 300                                                         " and " + current_settings.MaximumPage + ".", txtFrom);
 301                                         return;
 302                                 }
 303                         }
 304
 305                         if (radio_all.Checked == true)
 306                                 current_settings.PrintRange = PrintRange.AllPages;
 307                         else if (radio_pages.Checked == true)
 308                                 current_settings.PrintRange = PrintRange.SomePages;
 309                         else
 310                                 current_settings.PrintRange = PrintRange.Selection;
 311
 312                         current_settings.Copies = (short) updown_copies.Value;
 313                         if (current_settings.PrintRange == PrintRange.SomePages) {
 314                                 current_settings.FromPage = from;
 315                                 current_settings.ToPage = to;
 316                         }
 317                         current_settings.Collate = chkbox_collate.Checked;
 318
 319                         if (allow_print_to_file) {
 320                                 current_settings.PrintToFile = chkbox_print.Checked;
 321                         }
 322
 323                         form.DialogResult = DialogResult.OK;
 324
 325                         if (printer_combo.SelectedItem != null)
 326                                 current_settings.PrinterName = (string) printer_combo.SelectedItem;
 327
 328                         if (document != null) {
 329                                 document.PrintController = new PrintControllerWithStatusDialog (document.PrintController);
 330                                 document.PrinterSettings = current_settings;
 331                         }
 332                 }
 333
 334                 private void ShowHelpButton ()
 335                 {
 336                         if (help_button == null) {
 337                                 help_button = new Button ();
 338                                 help_button.TabIndex = 60;
 339
 340                                 help_button.Anchor = ((AnchorStyles)((AnchorStyles.Bottom | AnchorStyles.Left)));
 341                                 help_button.FlatStyle = FlatStyle.System;
 342                                 help_button.Location = new Point (20, 270);
 343                                 help_button.Text = "&Help";
 344                                 help_button.FlatStyle = FlatStyle.System;
 345                                 form.Controls.Add (help_button);
 346                         }
 347
 348                         help_button.Visible = show_help;
 349                 }
 350
 351                 private void OnUpDownValueChanged (object sender, System.EventArgs e)
 352                 {
 353                         chkbox_collate.Enabled = (updown_copies.Value > 1) ? true : false;
 354                 }
 355
 356                 void OnPagesCheckedChanged (object obj, EventArgs args)
 357                 {
 358                         if (radio_pages.Checked && !txtTo.Focused)
 359                                 txtFrom.Focus ();
 360                 }
 361
 362                 private void CreateFormControls ()
 363                 {
 364                         form.SuspendLayout ();
 365
 366                         GroupBox group_box_prn = new GroupBox ();
 367                         group_box_prn.Location = new Point (10, 8);
 368                         group_box_prn.Text = "Printer";
 369                         group_box_prn.Size = new Size (420, 145);
 370
 371                         GroupBox group_box_range = new GroupBox ();
 372                         group_box_range.Location = new Point (10, 155);
 373                         group_box_range.Text = "Print range";
 374                         group_box_range.Size = new Size (240, 100);
 375
 376                         GroupBox group_box_copies = new GroupBox ();
 377                         group_box_copies.Location = new Point (265, 155);
 378                         group_box_copies.Text = "Copies";
 379                         group_box_copies.Size = new Size (165, 100);
 380
 381                         // Accept button
 382                         accept_button = new Button ();
 383                         form.AcceptButton = accept_button;
 384                         accept_button.Anchor = ((AnchorStyles)((AnchorStyles.Bottom | AnchorStyles.Right)));
 385                         accept_button.FlatStyle = FlatStyle.System;
 386                         accept_button.Location = new Point (265, 270);
 387                         accept_button.Text = "OK";
 388                         accept_button.FlatStyle = FlatStyle.System;
 389                         accept_button.Click += new EventHandler (OnClickOkButton);
 390
 391                         // Cancel button
 392                         cancel_button = new Button ();
 393                         form.CancelButton = cancel_button;
 394                         cancel_button.Anchor = ((AnchorStyles)((AnchorStyles.Bottom | AnchorStyles.Right)));
 395                         cancel_button.FlatStyle = FlatStyle.System;
 396                         cancel_button.Location = new Point (350, 270);
 397                         cancel_button.Text = "Cancel";
 398                         cancel_button.FlatStyle = FlatStyle.System;
 399                         cancel_button.Click += new EventHandler (OnClickCancelButton);
 400
 401                         // Static controls
 402                         Label label = new Label ();
 403                         label.AutoSize = true;
 404                         label.Text = "&Name:";
 405                         label.Location = new Point (20, 33);
 406                         group_box_prn.Controls.Add (label);
 407
 408                         label = new Label ();
 409                         label.Text = "Status:";
 410                         label.AutoSize = true;
 411                         label.Location = new Point (20, 60);
 412                         group_box_prn.Controls.Add (label);
 413
 414                         label_status = new Label ();
 415                         label_status.AutoSize = true;
 416                         label_status.Location = new Point (80, 60);
 417                         group_box_prn.Controls.Add (label_status);
 418
 419                         label = new Label ();
 420                         label.Text = "Type:";
 421                         label.AutoSize = true;
 422                         label.Location = new Point (20, 80);
 423                         group_box_prn.Controls.Add (label);
 424
 425                         label_type = new Label ();
 426                         label_type.AutoSize = true;
 427                         label_type.Location = new Point (80, 80);
 428                         group_box_prn.Controls.Add (label_type);
 429
 430                         label = new Label ();
 431                         label.Text = "Where:";
 432                         label.AutoSize = true;
 433                         label.Location = new Point (20, 100);
 434                         group_box_prn.Controls.Add (label);
 435
 436                         label_where = new Label ();
 437                         label_where.AutoSize = true;
 438                         label_where.Location = new Point (80, 100);
 439                         group_box_prn.Controls.Add (label_where);
 440
 441                         label = new Label ();
 442                         label.Text = "Comment:";
 443                         label.AutoSize = true;
 444                         label.Location = new Point (20, 120);
 445                         group_box_prn.Controls.Add (label);
 446
 447                         label_comment = new Label ();
 448                         label_comment.AutoSize = true;
 449                         label_comment.Location = new Point (80, 120);
 450                         group_box_prn.Controls.Add (label_comment);
 451
 452                         radio_all = new RadioButton ();
 453                         radio_all.TabIndex = 21;
 454                         radio_all.Location = new Point (20, 20);
 455                         radio_all.Text = "&All";
 456                         radio_all.Checked = true;
 457                         group_box_range.Controls.Add (radio_all);
 458
 459                         radio_pages = new RadioButton ();
 460                         radio_pages.TabIndex = 22;
 461                         radio_pages.Location = new Point (20, 46);
 462                         radio_pages.Text = "Pa&ges";
 463                         radio_pages.Width = 60;
 464                         radio_pages.CheckedChanged += new EventHandler (OnPagesCheckedChanged);
 465                         group_box_range.Controls.Add (radio_pages);
 466
 467                         radio_sel = new RadioButton ();
 468                         radio_sel.TabIndex = 23;
 469                         radio_sel.Location = new Point (20, 72);
 470                         radio_sel.Text = "&Selection";
 471                         group_box_range.Controls.Add (radio_sel);
 472
 473                         labelFrom = new Label ();
 474                         labelFrom.Text = "&from:";
 475                         labelFrom.TabIndex = 24;
 476                         labelFrom.AutoSize = true;
 477                         labelFrom.Location = new Point (80, 50);
 478                         group_box_range.Controls.Add (labelFrom);
 479
 480                         txtFrom = new TextBox ();
 481                         txtFrom.TabIndex = 25;
 482                         txtFrom.Location = new Point (120, 50);
 483                         txtFrom.Width = 40;
 484                         txtFrom.TextChanged += new EventHandler (OnPagesTextChanged);
 485                         group_box_range.Controls.Add (txtFrom);
 486
 487                         labelTo = new Label ();
 488                         labelTo.Text = "&to:";
 489                         labelTo.TabIndex = 26;
 490                         labelTo.AutoSize = true;
 491                         labelTo.Location = new Point (170, 50);
 492                         group_box_range.Controls.Add (labelTo);
 493
 494                         txtTo = new TextBox ();
 495                         txtTo.TabIndex = 27;
 496                         txtTo.Location = new Point (190, 50);
 497                         txtTo.Width = 40;
 498                         txtTo.TextChanged += new EventHandler (OnPagesTextChanged);
 499                         group_box_range.Controls.Add (txtTo);
 500
 501                         chkbox_print = new CheckBox ();
 502                         chkbox_print.Location = new Point (305, 115);
 503                         chkbox_print.Text = "Print to fil&e";
 504
 505                         label = new Label ();
 506                         label.Text = "Number of &copies:";
 507                         label.AutoSize = true;
 508                         label.Location = new Point (20, 20);
 509                         group_box_copies.Controls.Add (label);
 510
 511                         updown_copies = new NumericUpDown ();
 512                         updown_copies.TabIndex = 31;
 513                         updown_copies.Location = new Point (120, 20);
 514                         updown_copies.Minimum = 1;
 515                         group_box_copies.Controls.Add (updown_copies);
 516                         updown_copies.ValueChanged += new System.EventHandler (OnUpDownValueChanged);
 517                         updown_copies.Size = new System.Drawing.Size (40, 20);
 518
 519                         chkbox_collate = new CheckBox ();
 520                         chkbox_collate.TabIndex = 32;
 521                         chkbox_collate.Location = new Point (20, 40);
 522                         chkbox_collate.Text = "C&ollate";
 523                         chkbox_collate.Width = 80;
 524                         group_box_copies.Controls.Add (chkbox_collate);
 525
 526
 527
 528                         // Printer combo
 529                         printer_combo = new ComboBox ();
 530                         printer_combo.DropDownStyle = ComboBoxStyle.DropDownList;
 531                         printer_combo.Location = new Point (80, 32);
 532                         printer_combo.Width = 220;
 533                         printer_combo.SelectedIndexChanged += new EventHandler (OnPrinterSelectedIndexChanged);
 534
 535                         default_printer_settings = new PrinterSettings ();
 536                         for (int i = 0; i < installed_printers.Count; i++) {
 537                                 printer_combo.Items.Add (installed_printers[i]);
 538                                 if (installed_printers[i] == default_printer_settings.PrinterName)
 539                                         printer_combo.SelectedItem = installed_printers[i];
 540                         }
 541                         printer_combo.TabIndex = 11;
 542                         chkbox_print.TabIndex = 12;
 543                         group_box_prn.Controls.Add (printer_combo);
 544                         group_box_prn.Controls.Add (chkbox_print);
 545
 546                         form.Size =  new Size (450, 327); // 384
 547                         form.FormBorderStyle = FormBorderStyle.FixedDialog;
 548                         form.MaximizeBox = false;
 549                         group_box_prn.TabIndex = 10;
 550                         group_box_range.TabIndex = 20;
 551                         group_box_copies.TabIndex = 30;
 552                         accept_button.TabIndex = 40;
 553                         cancel_button.TabIndex = 50;
 554                         form.Controls.Add (group_box_prn);
 555                         form.Controls.Add (group_box_range);
 556                         form.Controls.Add (group_box_copies);
 557                         form.Controls.Add (accept_button);
 558                         form.Controls.Add (cancel_button);
 559                         form.ResumeLayout (false);
 560                 }
 561
 562                 void OnPagesTextChanged (object sender, EventArgs args)
 563                 {
 564                         radio_pages.Checked = true;
 565                 }
 566
 567                 private void OnPrinterSelectedIndexChanged (object sender,  System.EventArgs e)
 568                 {
 569                         SetPrinterDetails ();
 570                 }
 571
 572                 private void SetPrinterDetails ()
 573                 {
 574                         try
 575                         {
 576                                 string printer, port = string.Empty, type = string.Empty;
 577                                 string status = string.Empty, comment = string.Empty;
 578                                 Type sysprn = Type.GetType ("System.Drawing.Printing.SysPrn, System.Drawing");
 579                                 MethodInfo dlg_info = sysprn.GetMethod ("GetPrintDialogInfo", BindingFlags.Static | BindingFlags.NonPublic);
 580
 581                                 printer = (string) printer_combo.SelectedItem;
 582
 583                                 if (printer != null) {
 584                                         object[] args  = new object [5];
 585                                         args[0] = printer;
 586                                         args[1] = port;
 587                                         args[2] = type;
 588                                         args[3] = status;
 589                                         args[4] = comment;
 590                                         dlg_info.Invoke (null, args);
 591                                         port = (string) args[1];
 592                                         type = (string) args[2];
 593                                         status = (string) args[3];
 594                                         comment = (string) args[4];
 595                                 }
 596
 597                                 label_status.Text = status;
 598                                 label_type.Text = type;
 599                                 label_where.Text = port;
 600                                 label_comment.Text = comment;
 601
 602                                 accept_button.Enabled = true;
 603                         }
 604                         catch  {
 605                                 accept_button.Enabled = false;
 606                         }
 607                 }
 608         }
 609 }