src/frontends/xforms/FormTabular.C

   1 /**
   2  * \file FormTabular.C
   3  * This file is part of LyX, the document processor.
   4  * Licence details can be found in the file COPYING.
   5  *
   6  * \author Jürgen Vigna
   7  *
   8  * Full author contact details are available in file CREDITS
   9  */
  10
  11 #include <config.h>
  12
  13
  14 #include <vector>
  15 #include <algorithm>
  16
  17 #include "ControlTabular.h"
  18 #include "xformsBC.h"
  19 #include "ButtonController.h"
  20 #include "insets/insettabular.h"
  21
  22 #include "FormTabular.h"
  23 #include "forms/form_tabular.h"
  24 #include "debug.h"
  25 #include "xforms_helpers.h"
  26 #include "gettext.h"
  27 #include "lyxrc.h"
  28 #include "helper_funcs.h"
  29 #include "input_validators.h"
  30 #include "support/lstrings.h"
  31
  32 #include FORMS_H_LOCATION
  33
  34 using std::vector;
  35 using std::bind2nd;
  36
  37
  38 typedef FormController<ControlTabular, FormView<FD_tabular> > base_class;
  39
  40 FormTabular::FormTabular(Dialog & parent)
  41         : base_class(parent, _("Edit table settings")),
  42         closing_(false), actCell_(-1)
  43 {
  44 }
  45
  46
  47 void FormTabular::redraw()
  48 {
  49         if (form() && form()->visible)
  50                 fl_redraw_form(form());
  51         else
  52                 return;
  53
  54         FL_FORM * outer_form = fl_get_active_folder(dialog_->tabfolder);
  55         if (outer_form && outer_form->visible)
  56                 fl_redraw_form(outer_form);
  57 }
  58
  59
  60 void FormTabular::build()
  61 {
  62         dialog_.reset(build_tabular(this));
  63
  64         // Allow the base class to control messages
  65         setMessageWidget(dialog_->text_warning);
  66
  67         // trigger an input event for cut&paste with middle mouse button.
  68         setPrehandler(dialog_->input_tabular_column);
  69         setPrehandler(dialog_->input_tabular_row);
  70
  71         // Create the contents of the unit choices; don't include the "%" terms.
  72         vector<string> units_vec = getLatexUnits();
  73         vector<string>::iterator ret =
  74                 remove_if(units_vec.begin(), units_vec.end(),
  75                           bind2nd(contains_functor(), "%"));
  76         units_vec.erase(ret, units_vec.end());
  77         string const units = getStringFromVector(units_vec, "|");
  78
  79         // tabular options form
  80         tabular_options_.reset(build_tabular_options(this));
  81
  82         // column options form
  83         column_options_.reset(build_tabular_column(this));
  84
  85         fl_set_input_return(column_options_->input_column_width,
  86                             FL_RETURN_END);
  87         fl_set_input_return(column_options_->input_special_alignment,
  88                             FL_RETURN_END);
  89
  90         // trigger an input event for cut&paste with middle mouse button.
  91         setPrehandler(column_options_->input_column_width);
  92         setPrehandler(column_options_->input_special_alignment);
  93
  94         fl_addto_choice(column_options_->choice_value_column_width,
  95                         units.c_str());
  96
  97         // cell options form
  98         cell_options_.reset(build_tabular_cell(this));
  99
 100         fl_set_input_return(cell_options_->input_mcolumn_width,
 101                             FL_RETURN_END);
 102         fl_set_input_return(cell_options_->input_special_multialign,
 103                             FL_RETURN_END);
 104
 105         // trigger an input event for cut&paste with middle mouse button.
 106         setPrehandler(cell_options_->input_mcolumn_width);
 107         setPrehandler(cell_options_->input_special_multialign);
 108
 109         fl_addto_choice(cell_options_->choice_value_mcolumn_width,
 110                         units.c_str());
 111
 112         longtable_options_.reset(build_tabular_longtable(this));
 113
 114         fl_addto_tabfolder(dialog_->tabfolder, _("Tabular"),
 115                            tabular_options_->form);
 116         fl_addto_tabfolder(dialog_->tabfolder, _("Column/Row"),
 117                            column_options_->form);
 118         fl_addto_tabfolder(dialog_->tabfolder, _("Cell"),
 119                            cell_options_->form);
 120         fl_addto_tabfolder(dialog_->tabfolder, _("LongTable"),
 121                            longtable_options_->form);
 122
 123         // work-around xforms bug re update of folder->x, folder->y coords.
 124         setPrehandler(dialog_->tabfolder);
 125
 126         //  FIXME: addReadOnly everything
 127 }
 128
 129
 130 void FormTabular::update()
 131 {
 132         if (closing_)
 133                 return;
 134
 135         LyXTabular const & tabular = controller().tabular();
 136
 137         int align;
 138         char buf[12];
 139         LyXLength pwidth;
 140         string special;
 141
 142         int const cell = controller().getActiveCell();
 143         actCell_ = cell;
 144         int column = tabular.column_of_cell(cell) + 1;
 145         clearMessage();
 146         fl_activate_object(column_options_->input_special_alignment);
 147         fl_activate_object(cell_options_->input_special_multialign);
 148         fl_activate_object(column_options_->input_column_width);
 149         fl_activate_object(column_options_->choice_value_column_width);
 150         sprintf(buf, "%d", column);
 151         fl_set_input(dialog_->input_tabular_column, buf);
 152         fl_deactivate_object(dialog_->input_tabular_column);
 153         int row = tabular.row_of_cell(cell);
 154         sprintf(buf, "%d", row + 1);
 155         fl_set_input(dialog_->input_tabular_row, buf);
 156         fl_deactivate_object(dialog_->input_tabular_row);
 157         if (tabular.IsMultiColumn(cell)) {
 158                 fl_set_button(cell_options_->check_multicolumn, 1);
 159                 fl_set_button(cell_options_->check_border_top,
 160                               tabular.TopLine(cell)?1:0);
 161                 setEnabled(cell_options_->check_border_top, true);
 162                 fl_set_button(cell_options_->check_border_bottom,
 163                               tabular.BottomLine(cell)?1:0);
 164                 setEnabled(cell_options_->check_border_bottom, true);
 165                 // pay attention to left/right lines they are only allowed
 166                 // to set if we are in first/last cell of row or if the left/right
 167                 // cell is also a multicolumn.
 168                 if (tabular.IsFirstCellInRow(cell) ||
 169                     tabular.IsMultiColumn(cell-1)) {
 170                         fl_set_button(cell_options_->check_border_left,
 171                                       tabular.LeftLine(cell)?1:0);
 172                         setEnabled(cell_options_->check_border_left, true);
 173                 } else {
 174                         fl_set_button(cell_options_->check_border_left, 0);
 175                         setEnabled(cell_options_->check_border_left, false);
 176                 }
 177                 if (tabular.IsLastCellInRow(cell) ||
 178                     tabular.IsMultiColumn(cell+1)) {
 179                         fl_set_button(cell_options_->check_border_right,
 180                                       tabular.RightLine(cell)?1:0);
 181                         setEnabled(cell_options_->check_border_right, true);
 182                 } else {
 183                         fl_set_button(cell_options_->check_border_right, 0);
 184                         setEnabled(cell_options_->check_border_right, false);
 185                 }
 186                 pwidth = tabular.GetMColumnPWidth(cell);
 187                 align = tabular.GetAlignment(cell);
 188                 // set the horiz. alignment, default is left here
 189                 fl_set_button(cell_options_->radio_align_left, 0);
 190                 fl_set_button(cell_options_->radio_align_right, 0);
 191                 fl_set_button(cell_options_->radio_align_center, 0);
 192                 if (align == LYX_ALIGN_RIGHT)
 193                         fl_set_button(cell_options_->radio_align_right, 1);
 194                 else if (align == LYX_ALIGN_CENTER)
 195                         fl_set_button(cell_options_->radio_align_center, 1);
 196                 else
 197                         fl_set_button(cell_options_->radio_align_left, 1);
 198
 199                 align = tabular.GetVAlignment(cell);
 200                 fl_set_button(cell_options_->radio_valign_top, 0);
 201                 fl_set_button(cell_options_->radio_valign_bottom, 0);
 202                 fl_set_button(cell_options_->radio_valign_center, 0);
 203                 if (pwidth.zero() || (align == LyXTabular::LYX_VALIGN_CENTER))
 204                         fl_set_button(cell_options_->radio_valign_center, 1);
 205                 else if (align == LyXTabular::LYX_VALIGN_BOTTOM)
 206                         fl_set_button(cell_options_->radio_valign_bottom, 1);
 207                 else
 208                         fl_set_button(cell_options_->radio_valign_top, 1);
 209
 210                 special = tabular.GetAlignSpecial(cell, LyXTabular::SET_SPECIAL_MULTI);
 211                 fl_set_input(cell_options_->input_special_multialign, special.c_str());
 212                 bool const metric(controller().useMetricUnits());
 213                 string const default_unit = metric ? "cm" : "in";
 214                 updateWidgetsFromLength(cell_options_->input_mcolumn_width,
 215                                         cell_options_->choice_value_mcolumn_width,
 216                                         pwidth, default_unit);
 217
 218                 if (!bc().bp().isReadOnly()) {
 219                         setEnabled(cell_options_->input_special_multialign, true);
 220                         setEnabled(cell_options_->input_mcolumn_width, true);
 221                         setEnabled(cell_options_->choice_value_mcolumn_width, true);
 222                 }
 223
 224                 setEnabled(cell_options_->radio_valign_top,    !pwidth.zero());
 225                 setEnabled(cell_options_->radio_valign_bottom, !pwidth.zero());
 226                 setEnabled(cell_options_->radio_valign_center, !pwidth.zero());
 227
 228                 setEnabled(cell_options_->radio_align_left,   true);
 229                 setEnabled(cell_options_->radio_align_right,  true);
 230                 setEnabled(cell_options_->radio_align_center, true);
 231         } else {
 232                 fl_set_button(cell_options_->check_multicolumn, 0);
 233
 234                 fl_set_button(cell_options_->check_border_top, 0);
 235                 setEnabled(cell_options_->check_border_top, false);
 236
 237                 fl_set_button(cell_options_->check_border_bottom, 0);
 238                 setEnabled(cell_options_->check_border_bottom, false);
 239
 240                 fl_set_button(cell_options_->check_border_left, 0);
 241                 setEnabled(cell_options_->check_border_left, false);
 242
 243                 fl_set_button(cell_options_->check_border_right, 0);
 244                 setEnabled(cell_options_->check_border_right, false);
 245
 246                 fl_set_button(cell_options_->radio_align_left, 0);
 247                 setEnabled(cell_options_->radio_align_left, false);
 248
 249                 fl_set_button(cell_options_->radio_align_right, 0);
 250                 setEnabled(cell_options_->radio_align_right, false);
 251
 252                 fl_set_button(cell_options_->radio_align_center, 0);
 253                 setEnabled(cell_options_->radio_align_center, false);
 254
 255                 fl_set_button(cell_options_->radio_valign_top, 0);
 256                 setEnabled(cell_options_->radio_valign_top, false);
 257
 258                 fl_set_button(cell_options_->radio_valign_bottom, 0);
 259                 setEnabled(cell_options_->radio_valign_bottom, false);
 260
 261                 fl_set_button(cell_options_->radio_valign_center, 0);
 262                 setEnabled(cell_options_->radio_valign_center, false);
 263
 264                 fl_set_input(cell_options_->input_special_multialign, "");
 265                 setEnabled(cell_options_->input_special_multialign, false);
 266
 267                 fl_set_input(cell_options_->input_mcolumn_width, "");
 268                 setEnabled(cell_options_->input_mcolumn_width, false);
 269                 setEnabled(cell_options_->choice_value_mcolumn_width, false);
 270         }
 271         if (tabular.GetRotateCell(cell))
 272                 fl_set_button(cell_options_->check_rotate_cell, 1);
 273         else
 274                 fl_set_button(cell_options_->check_rotate_cell, 0);
 275         if (tabular.TopLine(cell, true))
 276                 fl_set_button(column_options_->check_border_top, 1);
 277         else
 278                 fl_set_button(column_options_->check_border_top, 0);
 279         if (tabular.BottomLine(cell, true))
 280                 fl_set_button(column_options_->check_border_bottom, 1);
 281         else
 282                 fl_set_button(column_options_->check_border_bottom, 0);
 283         if (tabular.LeftLine(cell, true))
 284                 fl_set_button(column_options_->check_border_left, 1);
 285         else
 286                 fl_set_button(column_options_->check_border_left, 0);
 287         if (tabular.RightLine(cell, true))
 288                 fl_set_button(column_options_->check_border_right, 1);
 289         else
 290                 fl_set_button(column_options_->check_border_right, 0);
 291         special = tabular.GetAlignSpecial(cell, LyXTabular::SET_SPECIAL_COLUMN);
 292         fl_set_input(column_options_->input_special_alignment, special.c_str());
 293
 294         bool const isReadonly = bc().bp().isReadOnly();
 295         setEnabled(column_options_->input_special_alignment, !isReadonly);
 296
 297         pwidth = tabular.GetColumnPWidth(cell);
 298         bool const metric = controller().useMetricUnits();
 299         string const default_unit = metric ? "cm" : "in";
 300         updateWidgetsFromLength(column_options_->input_column_width,
 301                                 column_options_->choice_value_column_width,
 302                                 pwidth, default_unit);
 303         setEnabled(column_options_->input_column_width, !isReadonly);
 304         setEnabled(column_options_->choice_value_column_width, !isReadonly);
 305
 306         setEnabled(cell_options_->check_useminipage, !pwidth.zero());
 307         if (!pwidth.zero()) {
 308                 if (tabular.GetUsebox(cell) == 2)
 309                         fl_set_button(cell_options_->check_useminipage, 1);
 310                 else
 311                         fl_set_button(cell_options_->check_useminipage, 0);
 312         } else {
 313                 fl_set_button(cell_options_->check_useminipage, 0);
 314         }
 315         align = tabular.GetAlignment(cell, true);
 316         fl_set_button(column_options_->radio_align_left, 0);
 317         fl_set_button(column_options_->radio_align_right, 0);
 318         fl_set_button(column_options_->radio_align_center, 0);
 319         fl_set_button(column_options_->radio_align_block, 0);
 320         if (align == LYX_ALIGN_LEFT)
 321                 fl_set_button(column_options_->radio_align_left, 1);
 322         else if (align == LYX_ALIGN_RIGHT)
 323                 fl_set_button(column_options_->radio_align_right, 1);
 324         else if (align == LYX_ALIGN_CENTER)
 325                 fl_set_button(column_options_->radio_align_center, 1);
 326         else
 327                 fl_set_button(column_options_->radio_align_block, 1);
 328         align = tabular.GetVAlignment(cell, true);
 329         fl_set_button(column_options_->radio_valign_top, 0);
 330         fl_set_button(column_options_->radio_valign_bottom, 0);
 331         fl_set_button(column_options_->radio_valign_center, 0);
 332         if (pwidth.zero() || (align == LyXTabular::LYX_VALIGN_CENTER))
 333                 fl_set_button(column_options_->radio_valign_center, 1);
 334         else if (align == LyXTabular::LYX_VALIGN_BOTTOM)
 335                 fl_set_button(column_options_->radio_valign_bottom, 1);
 336         else
 337                 fl_set_button(column_options_->radio_valign_top, 1);
 338
 339         setEnabled(column_options_->radio_align_left,   true);
 340         setEnabled(column_options_->radio_align_right,  true);
 341         setEnabled(column_options_->radio_align_center, true);
 342         setEnabled(column_options_->radio_align_block,   !pwidth.zero());
 343         setEnabled(column_options_->radio_valign_top,    !pwidth.zero());
 344         setEnabled(column_options_->radio_valign_bottom, !pwidth.zero());
 345         setEnabled(column_options_->radio_valign_center, !pwidth.zero());
 346
 347         fl_set_button(tabular_options_->check_longtable,
 348                       tabular.IsLongTabular());
 349
 350         bool const enable = tabular.IsLongTabular();
 351
 352         setEnabled(longtable_options_->check_lt_firsthead, enable);
 353         setEnabled(longtable_options_->check_1head_2border_above, enable);
 354         setEnabled(longtable_options_->check_1head_2border_below, enable);
 355         setEnabled(longtable_options_->check_1head_empty, enable);
 356         setEnabled(longtable_options_->check_lt_head, enable);
 357         setEnabled(longtable_options_->check_head_2border_above, enable);
 358         setEnabled(longtable_options_->check_head_2border_below, enable);
 359         setEnabled(longtable_options_->check_lt_foot, enable);
 360         setEnabled(longtable_options_->check_foot_2border_above, enable);
 361         setEnabled(longtable_options_->check_foot_2border_below, enable);
 362         setEnabled(longtable_options_->check_lt_lastfoot, enable);
 363         setEnabled(longtable_options_->check_lastfoot_2border_above, enable);
 364         setEnabled(longtable_options_->check_lastfoot_2border_below, enable);
 365         setEnabled(longtable_options_->check_lastfoot_empty, enable);
 366         setEnabled(longtable_options_->check_lt_newpage, enable);
 367
 368         if (enable) {
 369                 LyXTabular::ltType ltt;
 370                 bool use_empty;
 371                 bool row_set = tabular.GetRowOfLTHead(row, ltt);
 372                 fl_set_button(longtable_options_->check_lt_head, row_set);
 373                 if (ltt.set) {
 374                         fl_set_button(longtable_options_->check_head_2border_above,
 375                                       ltt.topDL);
 376                         fl_set_button(longtable_options_->check_head_2border_below,
 377                                       ltt.bottomDL);
 378                         use_empty = true;
 379                 } else {
 380                         setEnabled(longtable_options_->check_head_2border_above, 0);
 381                         setEnabled(longtable_options_->check_head_2border_below, 0);
 382                         fl_set_button(longtable_options_->check_head_2border_above,0);
 383                         fl_set_button(longtable_options_->check_head_2border_below,0);
 384                         fl_set_button(longtable_options_->check_1head_empty,0);
 385                         setEnabled(longtable_options_->check_1head_empty, 0);
 386                         use_empty = false;
 387                 }
 388                 //
 389                 row_set = tabular.GetRowOfLTFirstHead(row, ltt);
 390                 fl_set_button(longtable_options_->check_lt_firsthead, row_set);
 391                 if (ltt.set && (!ltt.empty || !use_empty)) {
 392                         fl_set_button(longtable_options_->check_1head_2border_above,
 393                                       ltt.topDL);
 394                         fl_set_button(longtable_options_->check_1head_2border_below,
 395                                       ltt.bottomDL);
 396                 } else {
 397                         setEnabled(longtable_options_->check_1head_2border_above, 0);
 398                         setEnabled(longtable_options_->check_1head_2border_below, 0);
 399                         fl_set_button(longtable_options_->check_1head_2border_above,0);
 400                         fl_set_button(longtable_options_->check_1head_2border_below,0);
 401                         if (use_empty) {
 402                                 fl_set_button(longtable_options_->check_1head_empty,ltt.empty);
 403                                 if (ltt.empty)
 404                                         setEnabled(longtable_options_->check_lt_firsthead, 0);
 405                         }
 406                 }
 407                 //
 408                 row_set = tabular.GetRowOfLTFoot(row, ltt);
 409                 fl_set_button(longtable_options_->check_lt_foot, row_set);
 410                 if (ltt.set) {
 411                         fl_set_button(longtable_options_->check_foot_2border_above,
 412                                       ltt.topDL);
 413                         fl_set_button(longtable_options_->check_foot_2border_below,
 414                                       ltt.bottomDL);
 415                         use_empty = true;
 416                 } else {
 417                         setEnabled(longtable_options_->check_foot_2border_above, 0);
 418                         setEnabled(longtable_options_->check_foot_2border_below, 0);
 419                         fl_set_button(longtable_options_->check_foot_2border_above,0);
 420                         fl_set_button(longtable_options_->check_foot_2border_below,0);
 421                         fl_set_button(longtable_options_->check_lastfoot_empty, 0);
 422                         setEnabled(longtable_options_->check_lastfoot_empty, 0);
 423                         use_empty = false;
 424                 }
 425                 //
 426                 row_set = tabular.GetRowOfLTLastFoot(row, ltt);
 427                 fl_set_button(longtable_options_->check_lt_lastfoot, row_set);
 428                 if (ltt.set && (!ltt.empty || !use_empty)) {
 429                         fl_set_button(longtable_options_->check_lastfoot_2border_above,
 430                                       ltt.topDL);
 431                         fl_set_button(longtable_options_->check_lastfoot_2border_below,
 432                                       ltt.bottomDL);
 433                 } else {
 434                         setEnabled(longtable_options_->check_lastfoot_2border_above,0);
 435                         setEnabled(longtable_options_->check_lastfoot_2border_below,0);
 436                         fl_set_button(longtable_options_->check_lastfoot_2border_above, 0);
 437                         fl_set_button(longtable_options_->check_lastfoot_2border_below, 0);
 438                         if (use_empty) {
 439                                 fl_set_button(longtable_options_->check_lastfoot_empty,
 440                                               ltt.empty);
 441                                 if (ltt.empty)
 442                                         setEnabled(longtable_options_->check_lt_lastfoot, 0);
 443                         }
 444                 }
 445                 fl_set_button(longtable_options_->check_lt_newpage,
 446                               tabular.GetLTNewPage(row));
 447         } else {
 448                 fl_set_button(longtable_options_->check_lt_firsthead, 0);
 449                 fl_set_button(longtable_options_->check_1head_2border_above, 0);
 450                 fl_set_button(longtable_options_->check_1head_2border_below, 0);
 451                 fl_set_button(longtable_options_->check_1head_empty, 0);
 452                 fl_set_button(longtable_options_->check_lt_head, 0);
 453                 fl_set_button(longtable_options_->check_head_2border_above, 0);
 454                 fl_set_button(longtable_options_->check_head_2border_below, 0);
 455                 fl_set_button(longtable_options_->check_lt_foot, 0);
 456                 fl_set_button(longtable_options_->check_foot_2border_above, 0);
 457                 fl_set_button(longtable_options_->check_foot_2border_below, 0);
 458                 fl_set_button(longtable_options_->check_lt_lastfoot, 0);
 459                 fl_set_button(longtable_options_->check_lastfoot_2border_above, 0);
 460                 fl_set_button(longtable_options_->check_lastfoot_2border_below, 0);
 461                 fl_set_button(longtable_options_->check_lastfoot_empty, 0);
 462                 fl_set_button(longtable_options_->check_lt_newpage, 0);
 463         }
 464         fl_set_button(tabular_options_->check_rotate_tabular,
 465                       tabular.GetRotateTabular());
 466 }
 467
 468
 469 ButtonPolicy::SMInput FormTabular::input(FL_OBJECT * ob, long)
 470 {
 471         int s;
 472         LyXTabular::Feature num = LyXTabular::LAST_ACTION;
 473         string special;
 474
 475         LyXTabular const & tabular = controller().tabular();
 476
 477         int const cell = controller().getActiveCell();
 478
 479         // ugly hack to auto-apply the stuff that hasn't been
 480         // yet. don't let this continue to exist ...
 481         if (ob == dialog_->button_close) {
 482                 closing_ = true;
 483                 string str1 =
 484                         getLengthFromWidgets(column_options_->input_column_width,
 485                                              column_options_->choice_value_column_width);
 486                 string str2;
 487                 LyXLength llen = tabular.GetColumnPWidth(cell);
 488                 if (!llen.zero())
 489                         str2 = llen.asString();
 490                 if (str1 != str2)
 491                         input(column_options_->input_column_width, 0);
 492                 str1 = getLengthFromWidgets(cell_options_->input_mcolumn_width,
 493                                             cell_options_->choice_value_mcolumn_width);
 494                 llen = tabular.GetMColumnPWidth(cell);
 495                 if (llen.zero())
 496                         str2 = "";
 497                 else
 498                         str2 = llen.asString();
 499                 if (str1 != str2)
 500                         input(cell_options_->input_mcolumn_width, 0);
 501                 str1 = getString(column_options_->input_special_alignment);
 502                 str2 = tabular.GetAlignSpecial(cell, LyXTabular::SET_SPECIAL_COLUMN);
 503                 if (str1 != str2)
 504                         input(column_options_->input_special_alignment, 0);
 505                 str1 = getString(cell_options_->input_special_multialign);
 506                 str2 = tabular.GetAlignSpecial(cell, LyXTabular::SET_SPECIAL_MULTI);
 507                 if (str1 != str2)
 508                         input(cell_options_->input_special_multialign, 0);
 509
 510                 closing_ = false;
 511                 dialog().OKButton();
 512                 return ButtonPolicy::SMI_VALID;
 513         }
 514
 515         if (actCell_ != cell) {
 516                 update();
 517                 postWarning(_("Wrong Cursor position, updated window"));
 518                 return ButtonPolicy::SMI_VALID;
 519         }
 520
 521         // No point in processing directives that you can't do anything with
 522         // anyhow, so exit now if the buffer is read-only.
 523         if (bc().bp().isReadOnly()) {
 524                 update();
 525                 return ButtonPolicy::SMI_VALID;
 526         }
 527
 528         if ((ob == column_options_->input_column_width) ||
 529             (ob == column_options_->choice_value_column_width)) {
 530                 string const str =
 531                         getLengthFromWidgets(column_options_->input_column_width,
 532                                              column_options_->choice_value_column_width);
 533                 controller().set(LyXTabular::SET_PWIDTH, str);
 534
 535                 //check if the input is valid
 536                 string const input = getString(column_options_->input_column_width);
 537                 if (!input.empty() && !isValidLength(input) && !isStrDbl(input)) {
 538                         postWarning(_("Invalid Length (valid example: 10mm)"));
 539                         return ButtonPolicy::SMI_INVALID;
 540                 }
 541
 542                 update(); // update for alignment
 543                 return ButtonPolicy::SMI_VALID;
 544         }
 545
 546         if ((ob == cell_options_->input_mcolumn_width) ||
 547             (ob == cell_options_->choice_value_mcolumn_width)) {
 548                 string const str =
 549                         getLengthFromWidgets(cell_options_->input_mcolumn_width,
 550                                              cell_options_->choice_value_mcolumn_width);
 551                 controller().set(LyXTabular::SET_MPWIDTH, str);
 552
 553                 //check if the input is valid
 554                 string const input = getString(cell_options_->input_mcolumn_width);
 555                 if (!input.empty() && !isValidLength(input) && !isStrDbl(input)) {
 556                         postWarning(_("Invalid Length (valid example: 10mm)"));
 557                         return ButtonPolicy::SMI_INVALID;
 558                 }
 559                 update(); // update for alignment
 560                 return ButtonPolicy::SMI_VALID;
 561         }
 562
 563         if (ob == tabular_options_->button_append_row)
 564                 num = LyXTabular::APPEND_ROW;
 565         else if (ob == tabular_options_->button_append_column)
 566                 num = LyXTabular::APPEND_COLUMN;
 567         else if (ob == tabular_options_->button_delete_row)
 568                 num = LyXTabular::DELETE_ROW;
 569         else if (ob == tabular_options_->button_delete_column)
 570                 num = LyXTabular::DELETE_COLUMN;
 571         else if (ob == tabular_options_->button_set_borders)
 572                 num = LyXTabular::SET_ALL_LINES;
 573         else if (ob == tabular_options_->button_unset_borders)
 574                 num = LyXTabular::UNSET_ALL_LINES;
 575         else if (ob == column_options_->check_border_top)
 576                 num = LyXTabular::TOGGLE_LINE_TOP;
 577         else if (ob == column_options_->check_border_bottom)
 578                 num = LyXTabular::TOGGLE_LINE_BOTTOM;
 579         else if (ob == column_options_->check_border_left)
 580                 num = LyXTabular::TOGGLE_LINE_LEFT;
 581         else if (ob == column_options_->check_border_right)
 582                 num = LyXTabular::TOGGLE_LINE_RIGHT;
 583         else if (ob == column_options_->radio_align_left)
 584                 num = LyXTabular::ALIGN_LEFT;
 585         else if (ob == column_options_->radio_align_right)
 586                 num = LyXTabular::ALIGN_RIGHT;
 587         else if (ob == column_options_->radio_align_center)
 588                 num = LyXTabular::ALIGN_CENTER;
 589         else if (ob == column_options_->radio_align_block)
 590                 num = LyXTabular::ALIGN_BLOCK;
 591         else if (ob == column_options_->radio_valign_top)
 592                 num = LyXTabular::VALIGN_TOP;
 593         else if (ob == column_options_->radio_valign_bottom)
 594                 num = LyXTabular::VALIGN_BOTTOM;
 595         else if (ob == column_options_->radio_valign_center)
 596                 num = LyXTabular::VALIGN_CENTER;
 597         else if (ob == cell_options_->check_multicolumn)
 598                 num = LyXTabular::MULTICOLUMN;
 599         else if (ob == tabular_options_->check_longtable) {
 600                 if (fl_get_button(tabular_options_->check_longtable))
 601                         num = LyXTabular::SET_LONGTABULAR;
 602                 else
 603                         num = LyXTabular::UNSET_LONGTABULAR;
 604         } else if (ob == tabular_options_->check_rotate_tabular) {
 605                 s = fl_get_button(tabular_options_->check_rotate_tabular);
 606                 if (s)
 607                         num = LyXTabular::SET_ROTATE_TABULAR;
 608                 else
 609                         num = LyXTabular::UNSET_ROTATE_TABULAR;
 610         } else if (ob == cell_options_->check_rotate_cell) {
 611                 s = fl_get_button(cell_options_->check_rotate_cell);
 612                 if (s)
 613                         num = LyXTabular::SET_ROTATE_CELL;
 614                 else
 615                         num = LyXTabular::UNSET_ROTATE_CELL;
 616         } else if (ob == cell_options_->check_useminipage) {
 617                 num = LyXTabular::SET_USEBOX;
 618                 special = "2";
 619         } else if ((ob == longtable_options_->check_lt_firsthead) ||
 620                    (ob == longtable_options_->check_1head_2border_above) ||
 621                    (ob == longtable_options_->check_1head_2border_below) ||
 622                    (ob == longtable_options_->check_1head_empty) ||
 623                    (ob == longtable_options_->check_lt_head) ||
 624                    (ob == longtable_options_->check_head_2border_above) ||
 625                    (ob == longtable_options_->check_head_2border_below) ||
 626                    (ob == longtable_options_->check_lt_foot) ||
 627                    (ob == longtable_options_->check_foot_2border_above) ||
 628                    (ob == longtable_options_->check_foot_2border_below) ||
 629                    (ob == longtable_options_->check_lt_lastfoot) ||
 630                    (ob == longtable_options_->check_lastfoot_2border_above) ||
 631                    (ob == longtable_options_->check_lastfoot_2border_below) ||
 632                    (ob == longtable_options_->check_lastfoot_empty)) {
 633                 num = static_cast<LyXTabular::Feature>(checkLongtableOptions(ob, special));
 634         } else if (ob == longtable_options_->check_lt_newpage) {
 635                 num = LyXTabular::SET_LTNEWPAGE;
 636         } else if (ob == column_options_->input_special_alignment) {
 637                 special = getString(column_options_->input_special_alignment);
 638                 num = LyXTabular::SET_SPECIAL_COLUMN;
 639         } else if (ob == cell_options_->input_special_multialign) {
 640                 special = getString(cell_options_->input_special_multialign);
 641                 num = LyXTabular::SET_SPECIAL_MULTI;
 642         } else if (ob == cell_options_->check_border_top)
 643                 num = LyXTabular::M_TOGGLE_LINE_TOP;
 644         else if (ob == cell_options_->check_border_bottom)
 645                 num = LyXTabular::M_TOGGLE_LINE_BOTTOM;
 646         else if (ob == cell_options_->check_border_left)
 647                 num = LyXTabular::M_TOGGLE_LINE_LEFT;
 648         else if (ob == cell_options_->check_border_right)
 649                 num = LyXTabular::M_TOGGLE_LINE_RIGHT;
 650         else if (ob == cell_options_->radio_align_left)
 651                 num = LyXTabular::M_ALIGN_LEFT;
 652         else if (ob == cell_options_->radio_align_right)
 653                 num = LyXTabular::M_ALIGN_RIGHT;
 654         else if (ob == cell_options_->radio_align_center)
 655                 num = LyXTabular::M_ALIGN_CENTER;
 656         else if (ob == cell_options_->radio_valign_top)
 657                 num = LyXTabular::M_VALIGN_TOP;
 658         else if (ob == cell_options_->radio_valign_bottom)
 659                 num = LyXTabular::M_VALIGN_BOTTOM;
 660         else if (ob == cell_options_->radio_valign_center)
 661                 num = LyXTabular::M_VALIGN_CENTER;
 662         else
 663                 return ButtonPolicy::SMI_VALID;
 664
 665         controller().set(num, special);
 666         update();
 667
 668         return ButtonPolicy::SMI_VALID;
 669 }
 670
 671
 672 int FormTabular::checkLongtableOptions(FL_OBJECT * ob, string & special)
 673 {
 674         bool flag = fl_get_button(ob);
 675         if ((ob == longtable_options_->check_1head_2border_above) ||
 676             (ob == longtable_options_->check_head_2border_above) ||
 677             (ob == longtable_options_->check_foot_2border_above) ||
 678             (ob == longtable_options_->check_lastfoot_2border_above)) {
 679                 special = "dl_above";
 680         } else if ((ob == longtable_options_->check_1head_2border_below) ||
 681                    (ob == longtable_options_->check_head_2border_below) ||
 682                    (ob == longtable_options_->check_foot_2border_below) ||
 683                    (ob == longtable_options_->check_lastfoot_2border_below)) {
 684                 special = "dl_below";
 685         } else if ((ob == longtable_options_->check_1head_empty) ||
 686                    (ob == longtable_options_->check_lastfoot_empty)) {
 687                 special = "empty";
 688         } else {
 689                 special = "";
 690         }
 691         if ((ob == longtable_options_->check_lt_firsthead) ||
 692             (ob == longtable_options_->check_1head_2border_above) ||
 693             (ob == longtable_options_->check_1head_2border_below) ||
 694             (ob == longtable_options_->check_1head_empty)) {
 695                 return (flag ? LyXTabular::SET_LTFIRSTHEAD :
 696                         LyXTabular::UNSET_LTFIRSTHEAD);
 697         } else if ((ob == longtable_options_->check_lt_head) ||
 698                            (ob == longtable_options_->check_head_2border_above) ||
 699                            (ob == longtable_options_->check_head_2border_below)) {
 700                 return (flag ? LyXTabular::SET_LTHEAD : LyXTabular::UNSET_LTHEAD);
 701         } else if ((ob == longtable_options_->check_lt_foot) ||
 702                    (ob == longtable_options_->check_foot_2border_above) ||
 703                    (ob == longtable_options_->check_foot_2border_below)) {
 704                 return (flag ? LyXTabular::SET_LTFOOT : LyXTabular::UNSET_LTFOOT);
 705         } else if ((ob == longtable_options_->check_lt_lastfoot) ||
 706                    (ob == longtable_options_->check_lastfoot_2border_above) ||
 707                    (ob == longtable_options_->check_lastfoot_2border_below) ||
 708                    (ob == longtable_options_->check_lastfoot_empty)) {
 709                 return (flag ? LyXTabular::SET_LTLASTFOOT :
 710                         LyXTabular::UNSET_LTLASTFOOT);
 711         }
 712
 713         return LyXTabular::LAST_ACTION;
 714 }