src/TableLayout.C

   1 #include <config.h>
   2
   3 #include <cstdlib>
   4 #include "definitions.h"
   5 #include FORMS_H_LOCATION
   6 #include "layout_forms.h"
   7 #include "lyx_main.h"
   8 #include "lyxrc.h"
   9 #include "LString.h"
  10 #include "support/filetools.h"
  11 #include "buffer.h"
  12 #include "vspace.h"
  13 #include "lyx_gui_misc.h"
  14 #include "BufferView.h"
  15 #include "lyxscreen.h"
  16 #include "gettext.h"
  17 #include "lyxtext.h"
  18 #include "layout.h"
  19
  20 extern void BeforeChange();
  21
  22 /* Prototypes */
  23 extern FD_form_table_options *fd_form_table_options;
  24 extern FD_form_table_extra *fd_form_table_extra;
  25 extern BufferView *current_view;
  26
  27 static int
  28     Confirmed = false,
  29     ActCell;
  30 // hack to keep the cursor from jumping to the end of the text in the Extra
  31 // form input fields during editing. The values in LyXTable itself is changed in
  32 // real-time, but we have no callbacks for the input fields, so I simply
  33 // store and restore the cursor position for now. (too much of a hazzle to
  34 // do it proper; we'll trash all this code in 1.1 anyway)
  35     static int
  36         extra_col_cursor_x, // need no y's, one-line input fields
  37         extra_multicol_cursor_x;
  38 // Joacim
  39
  40 bool UpdateLayoutTable(int flag)
  41 {
  42     bool update = true;
  43     if (!current_view->getScreen() || !current_view->available())
  44         update = false;
  45
  46     if (update && current_view->buffer()->text->cursor.par->table) {
  47         int
  48             align,
  49             column,row;
  50         char
  51             buf[12];
  52         string
  53             pwidth, special;
  54
  55         LyXTable * table = current_view->buffer()->text->cursor.par->table;
  56
  57         int cell = current_view->buffer()->text->
  58             NumberOfCell(current_view->buffer()->text->cursor.par,
  59                          current_view->buffer()->text->cursor.pos);
  60         ActCell = cell;
  61         column = table->column_of_cell(cell)+1;
  62         fl_set_object_label(fd_form_table_options->text_warning,"");
  63         Confirmed = false;
  64         fl_activate_object(fd_form_table_extra->input_special_alignment);
  65         fl_activate_object(fd_form_table_extra->input_special_multialign);
  66         fl_activate_object(fd_form_table_options->input_column_width);
  67         sprintf(buf,"%d",column);
  68         fl_set_input(fd_form_table_options->input_table_column, buf);
  69         fl_deactivate_object(fd_form_table_options->input_table_column);
  70         row = table->row_of_cell(cell)+1;
  71         sprintf(buf,"%d",row);
  72         fl_set_input(fd_form_table_options->input_table_row, buf);
  73         fl_deactivate_object(fd_form_table_options->input_table_row);
  74         if (table->IsMultiColumn(cell))
  75             fl_set_button(fd_form_table_options->radio_multicolumn, 1);
  76         else
  77             fl_set_button(fd_form_table_options->radio_multicolumn, 0);
  78         if (table->RotateCell(cell))
  79             fl_set_button(fd_form_table_options->radio_rotate_cell, 1);
  80         else
  81             fl_set_button(fd_form_table_options->radio_rotate_cell, 0);
  82         if (table->TopLine(cell))
  83             fl_set_button(fd_form_table_options->radio_border_top, 1);
  84         else
  85             fl_set_button(fd_form_table_options->radio_border_top, 0);
  86         if (table->BottomLine(cell))
  87             fl_set_button(fd_form_table_options->radio_border_bottom, 1);
  88         else
  89             fl_set_button(fd_form_table_options->radio_border_bottom, 0);
  90         if (table->LeftLine(cell))
  91             fl_set_button(fd_form_table_options->radio_border_left, 1);
  92         else
  93             fl_set_button(fd_form_table_options->radio_border_left, 0);
  94         if (table->RightLine(cell))
  95             fl_set_button(fd_form_table_options->radio_border_right, 1);
  96         else
  97             fl_set_button(fd_form_table_options->radio_border_right, 0);
  98         align = table->GetAlignment(cell);
  99         fl_set_button(fd_form_table_options->radio_align_left, 0);
 100         fl_set_button(fd_form_table_options->radio_align_right, 0);
 101         fl_set_button(fd_form_table_options->radio_align_center, 0);
 102         special = table->GetAlignSpecial(cell,LyXTable::SET_SPECIAL_COLUMN);
 103         if (flag)
 104         {
 105             fl_set_input(fd_form_table_extra->input_special_alignment,
 106                          special.c_str());
 107             fl_set_input_cursorpos(fd_form_table_extra->input_special_alignment,
 108                     extra_col_cursor_x, 0); // restore the cursor
 109         }
 110         if (current_view->buffer()->isReadonly())
 111             fl_deactivate_object(fd_form_table_extra->input_special_alignment);
 112         special = table->GetAlignSpecial(cell,LyXTable::SET_SPECIAL_MULTI);
 113         if (flag)
 114         {
 115             fl_set_input(fd_form_table_extra->input_special_multialign,
 116                          special.c_str());
 117             fl_set_input_cursorpos(fd_form_table_extra->input_special_multialign,
 118                     extra_multicol_cursor_x, 0); // restore the cursor
 119         }
 120         if (current_view->buffer()->isReadonly())
 121             fl_deactivate_object(fd_form_table_extra->input_special_multialign);
 122         pwidth = table->GetPWidth(cell);
 123         if (flag)
 124             fl_set_input(fd_form_table_options->input_column_width,pwidth.c_str());
 125         if (current_view->buffer()->isReadonly())
 126             fl_deactivate_object(fd_form_table_options->input_column_width);
 127         if (!pwidth.empty()) {
 128             fl_activate_object(fd_form_table_options->radio_linebreak_cell);
 129             fl_set_object_lcol(fd_form_table_options->radio_linebreak_cell,
 130                                FL_BLACK);
 131             fl_set_button(fd_form_table_options->radio_linebreak_cell,
 132                           table->Linebreaks(table->FirstVirtualCell(cell)));
 133         } else {
 134             fl_deactivate_object(fd_form_table_options->radio_linebreak_cell);
 135             fl_set_object_lcol(fd_form_table_options->radio_linebreak_cell,
 136                                FL_INACTIVE);
 137             fl_set_button(fd_form_table_options->radio_linebreak_cell,0);
 138         }
 139         if ((!pwidth.empty() && !table->IsMultiColumn(cell)) ||
 140             (align == LYX_ALIGN_LEFT))
 141             fl_set_button(fd_form_table_options->radio_align_left, 1);
 142         else if (align == LYX_ALIGN_RIGHT)
 143             fl_set_button(fd_form_table_options->radio_align_right, 1);
 144         else
 145             fl_set_button(fd_form_table_options->radio_align_center, 1);
 146         if (!pwidth.empty() && !table->IsMultiColumn(cell)) {
 147             fl_deactivate_object(fd_form_table_options->radio_align_left);
 148             fl_deactivate_object(fd_form_table_options->radio_align_right);
 149             fl_deactivate_object(fd_form_table_options->radio_align_center);
 150             fl_set_object_lcol(fd_form_table_options->radio_align_left,
 151                                FL_INACTIVE);
 152             fl_set_object_lcol(fd_form_table_options->radio_align_right,
 153                                FL_INACTIVE);
 154             fl_set_object_lcol(fd_form_table_options->radio_align_center,
 155                                FL_INACTIVE);
 156         } else {
 157             fl_activate_object(fd_form_table_options->radio_align_left);
 158             fl_activate_object(fd_form_table_options->radio_align_right);
 159             fl_activate_object(fd_form_table_options->radio_align_center);
 160             fl_set_object_lcol(fd_form_table_options->radio_align_left,
 161                                FL_BLACK);
 162             fl_set_object_lcol(fd_form_table_options->radio_align_right,
 163                                FL_BLACK);
 164             fl_set_object_lcol(fd_form_table_options->radio_align_center,
 165                                FL_BLACK);
 166         }
 167         fl_set_button(fd_form_table_options->radio_longtable,table->IsLongTable());
 168         if (table->IsLongTable()) {
 169             fl_activate_object(fd_form_table_options->radio_lt_firsthead);
 170             fl_activate_object(fd_form_table_options->radio_lt_head);
 171             fl_activate_object(fd_form_table_options->radio_lt_foot);
 172             fl_activate_object(fd_form_table_options->radio_lt_lastfoot);
 173             fl_activate_object(fd_form_table_options->radio_lt_newpage);
 174             fl_set_object_lcol(fd_form_table_options->radio_lt_firsthead,
 175                                FL_BLACK);
 176             fl_set_object_lcol(fd_form_table_options->radio_lt_head,
 177                                FL_BLACK);
 178             fl_set_object_lcol(fd_form_table_options->radio_lt_foot,
 179                                FL_BLACK);
 180             fl_set_object_lcol(fd_form_table_options->radio_lt_lastfoot,
 181                                FL_BLACK);
 182             fl_set_object_lcol(fd_form_table_options->radio_lt_newpage,
 183                                FL_BLACK);
 184             fl_set_button(fd_form_table_options->radio_lt_firsthead,
 185                           table->RowOfLTFirstHead(cell));
 186             fl_set_button(fd_form_table_options->radio_lt_head,
 187                           table->RowOfLTHead(cell));
 188             fl_set_button(fd_form_table_options->radio_lt_foot,
 189                           table->RowOfLTFoot(cell));
 190             fl_set_button(fd_form_table_options->radio_lt_lastfoot,
 191                           table->RowOfLTLastFoot(cell));
 192             fl_set_button(fd_form_table_options->radio_lt_newpage,
 193                           table->LTNewPage(cell));
 194         } else {
 195             fl_deactivate_object(fd_form_table_options->radio_lt_firsthead);
 196             fl_deactivate_object(fd_form_table_options->radio_lt_head);
 197             fl_deactivate_object(fd_form_table_options->radio_lt_foot);
 198             fl_deactivate_object(fd_form_table_options->radio_lt_lastfoot);
 199             fl_deactivate_object(fd_form_table_options->radio_lt_newpage);
 200             fl_set_button(fd_form_table_options->radio_lt_firsthead,0);
 201             fl_set_button(fd_form_table_options->radio_lt_head,0);
 202             fl_set_button(fd_form_table_options->radio_lt_foot,0);
 203             fl_set_button(fd_form_table_options->radio_lt_lastfoot,0);
 204             fl_set_button(fd_form_table_options->radio_lt_newpage,0);
 205             fl_set_object_lcol(fd_form_table_options->radio_lt_firsthead,
 206                                FL_INACTIVE);
 207             fl_set_object_lcol(fd_form_table_options->radio_lt_head,
 208                                FL_INACTIVE);
 209             fl_set_object_lcol(fd_form_table_options->radio_lt_foot,
 210                                FL_INACTIVE);
 211             fl_set_object_lcol(fd_form_table_options->radio_lt_lastfoot,
 212                                FL_INACTIVE);
 213             fl_set_object_lcol(fd_form_table_options->radio_lt_newpage,
 214                                FL_INACTIVE);
 215         }
 216         fl_set_button(fd_form_table_options->radio_rotate_table,
 217                       table->RotateTable());
 218         fl_set_focus_object(fd_form_table_options->form_table_options,
 219                             fd_form_table_options->button_table_delete);
 220     } else if (fd_form_table_options->form_table_options->visible) {
 221         fl_set_focus_object(fd_form_table_options->form_table_options,
 222                             fd_form_table_options->button_table_delete);
 223         fl_hide_form(fd_form_table_options->form_table_options);
 224     }
 225     return update;
 226 }
 227
 228 void OpenLayoutTableExtra()
 229 {
 230     static int ow = -1, oh;
 231
 232     if (fd_form_table_extra->form_table_extra->visible) {
 233         fl_raise_form(fd_form_table_extra->form_table_extra);
 234     } else {
 235         fl_show_form(fd_form_table_extra->form_table_extra,
 236                      FL_PLACE_MOUSE | FL_FREE_SIZE,FL_FULLBORDER,
 237                      _("Table Extra Form"));
 238                 if (ow < 0) {
 239                         ow = fd_form_table_extra->form_table_extra->w;
 240                         oh = fd_form_table_extra->form_table_extra->h;
 241                 }
 242                 fl_set_form_minsize(fd_form_table_extra->form_table_extra,
 243                                     ow,oh);
 244     }
 245 }
 246
 247 void MenuLayoutTable(int flag)
 248 {
 249     if (UpdateLayoutTable(flag)) {
 250         if (fd_form_table_options->form_table_options->visible) {
 251             fl_raise_form(fd_form_table_options->form_table_options);
 252         }
 253         else {
 254             fl_show_form(fd_form_table_options->form_table_options,
 255                          FL_PLACE_MOUSE, FL_FULLBORDER,
 256                          _("Table Layout"));
 257         }
 258     }
 259 }
 260
 261 void TableOptionsCB(FL_OBJECT *ob, long)
 262 {
 263     LyXTable
 264         *table = 0;
 265     int
 266         s,
 267         num = 0;
 268     string
 269         special,
 270         str;
 271
 272     if (!current_view->available()
 273         ||
 274         !(table = current_view->buffer()->text->cursor.par->table))
 275       {
 276         MenuLayoutTable(0);
 277         return;
 278       }
 279     int cell = current_view->buffer()->text->
 280         NumberOfCell(current_view->buffer()->text->cursor.par,
 281                      current_view->buffer()->text->cursor.pos);
 282     if (ActCell != cell) {
 283         MenuLayoutTable(0);
 284         fl_set_object_label(fd_form_table_options->text_warning,
 285                             _("Warning: Wrong Cursor position, updated window"));
 286         fl_show_object(fd_form_table_options->text_warning);
 287         extra_col_cursor_x=0; // would rather place it at the end, but...
 288         extra_multicol_cursor_x=0;
 289         return;
 290     }
 291     // No point in processing directives that you can't do anything with
 292     // anyhow, so exit now if the buffer is read-only.
 293     if (current_view->buffer()->isReadonly()) {
 294       MenuLayoutTable(0);
 295       return;
 296     }
 297
 298     if (ob != fd_form_table_options->button_table_delete) {
 299         fl_set_object_label(fd_form_table_options->text_warning,"");
 300         Confirmed = false;
 301     }
 302     str = fl_get_input(fd_form_table_options->input_column_width);
 303     if (!str.empty() && !isValidLength(str)) {
 304         fl_set_object_label(fd_form_table_options->text_warning,
 305                             _("Warning: Invalid Length (valid example: 10mm)"));
 306         fl_show_object(fd_form_table_options->text_warning);
 307         return;
 308     }
 309     if (((ob==fd_form_table_options->button_delete_row) && (table->rows<=1)) ||
 310         ((ob==fd_form_table_options->button_delete_column) && (table->columns<=1)))
 311         ob = fd_form_table_options->button_table_delete;
 312     if (ob == fd_form_table_options->button_append_row)
 313         num = LyXTable::APPEND_ROW;
 314     else if (ob == fd_form_table_options->button_append_column)
 315         num = LyXTable::APPEND_COLUMN;
 316     else if (ob == fd_form_table_options->button_delete_row)
 317         num = LyXTable::DELETE_ROW;
 318     else if (ob == fd_form_table_options->button_delete_column)
 319         num = LyXTable::DELETE_COLUMN;
 320     else if (ob == fd_form_table_options->button_set_borders)
 321         num = LyXTable::SET_ALL_LINES;
 322     else if (ob == fd_form_table_options->button_unset_borders)
 323         num = LyXTable::UNSET_ALL_LINES;
 324     else if (ob == fd_form_table_options->radio_border_top)
 325         num = LyXTable::TOGGLE_LINE_TOP;
 326     else if (ob == fd_form_table_options->radio_border_bottom)
 327         num = LyXTable::TOGGLE_LINE_BOTTOM;
 328     else if (ob == fd_form_table_options->radio_border_left)
 329         num = LyXTable::TOGGLE_LINE_LEFT;
 330     else if (ob == fd_form_table_options->radio_border_right)
 331         num = LyXTable::TOGGLE_LINE_RIGHT;
 332     else if (ob == fd_form_table_options->radio_align_left)
 333         num = LyXTable::ALIGN_LEFT;
 334     else if (ob == fd_form_table_options->radio_align_right)
 335         num = LyXTable::ALIGN_RIGHT;
 336     else if (ob == fd_form_table_options->radio_align_center)
 337         num = LyXTable::ALIGN_CENTER;
 338     else if ((ob==fd_form_table_options->button_table_delete) && !Confirmed) {
 339         fl_set_object_label(fd_form_table_options->text_warning,
 340                             _("Confirm: press Delete-Button again"));
 341         Confirmed = true;
 342         return;
 343     } else if ((ob == fd_form_table_options->button_table_delete)
 344                && Confirmed) {
 345         num = LyXTable::DELETE_TABLE;
 346         Confirmed = false;
 347     } else if (ob == fd_form_table_options->radio_multicolumn)
 348         num = LyXTable::MULTICOLUMN;
 349     else if (ob == fd_form_table_options->radio_longtable) {
 350         s=fl_get_button(fd_form_table_options->radio_longtable);
 351         if (s) {
 352             num = LyXTable::SET_LONGTABLE;
 353             fl_activate_object(fd_form_table_options->radio_lt_firsthead);
 354             fl_activate_object(fd_form_table_options->radio_lt_head);
 355             fl_activate_object(fd_form_table_options->radio_lt_foot);
 356             fl_activate_object(fd_form_table_options->radio_lt_lastfoot);
 357             fl_activate_object(fd_form_table_options->radio_lt_newpage);
 358             fl_set_button(fd_form_table_options->radio_lt_firsthead,
 359                           table->RowOfLTFirstHead(cell));
 360             fl_set_button(fd_form_table_options->radio_lt_head,
 361                           table->RowOfLTHead(cell));
 362             fl_set_button(fd_form_table_options->radio_lt_foot,
 363                           table->RowOfLTFoot(cell));
 364             fl_set_button(fd_form_table_options->radio_lt_lastfoot,
 365                           table->RowOfLTLastFoot(cell));
 366             fl_set_button(fd_form_table_options->radio_lt_firsthead,
 367                           table->LTNewPage(cell));
 368         } else {
 369             num = LyXTable::UNSET_LONGTABLE;
 370             fl_deactivate_object(fd_form_table_options->radio_lt_firsthead);
 371             fl_deactivate_object(fd_form_table_options->radio_lt_head);
 372             fl_deactivate_object(fd_form_table_options->radio_lt_foot);
 373             fl_deactivate_object(fd_form_table_options->radio_lt_lastfoot);
 374             fl_deactivate_object(fd_form_table_options->radio_lt_newpage);
 375             fl_set_button(fd_form_table_options->radio_lt_firsthead,0);
 376             fl_set_button(fd_form_table_options->radio_lt_firsthead,0);
 377             fl_set_button(fd_form_table_options->radio_lt_firsthead,0);
 378             fl_set_button(fd_form_table_options->radio_lt_firsthead,0);
 379             fl_set_button(fd_form_table_options->radio_lt_firsthead,0);
 380             fl_set_object_lcol(fd_form_table_options->radio_lt_firsthead,
 381                                FL_INACTIVE);
 382             fl_set_object_lcol(fd_form_table_options->radio_lt_head,
 383                                FL_INACTIVE);
 384             fl_set_object_lcol(fd_form_table_options->radio_lt_foot,
 385                                FL_INACTIVE);
 386             fl_set_object_lcol(fd_form_table_options->radio_lt_lastfoot,
 387                                FL_INACTIVE);
 388             fl_set_object_lcol(fd_form_table_options->radio_lt_newpage,
 389                                FL_INACTIVE);
 390         }
 391     } else if (ob == fd_form_table_options->radio_rotate_table) {
 392         s=fl_get_button(fd_form_table_options->radio_rotate_table);
 393         if (s)
 394             num = LyXTable::SET_ROTATE_TABLE;
 395         else
 396             num = LyXTable::UNSET_ROTATE_TABLE;
 397     } else if (ob == fd_form_table_options->radio_rotate_cell) {
 398         s=fl_get_button(fd_form_table_options->radio_rotate_cell);
 399         if (s)
 400             num = LyXTable::SET_ROTATE_CELL;
 401         else
 402             num = LyXTable::UNSET_ROTATE_CELL;
 403     } else if (ob == fd_form_table_options->radio_linebreak_cell) {
 404         num = LyXTable::SET_LINEBREAKS;
 405     } else if (ob == fd_form_table_options->radio_lt_firsthead) {
 406         num = LyXTable::SET_LTFIRSTHEAD;
 407     } else if (ob == fd_form_table_options->radio_lt_head) {
 408         num = LyXTable::SET_LTHEAD;
 409     } else if (ob == fd_form_table_options->radio_lt_foot) {
 410         num = LyXTable::SET_LTFOOT;
 411     } else if (ob == fd_form_table_options->radio_lt_lastfoot) {
 412         num = LyXTable::SET_LTLASTFOOT;
 413     } else if (ob == fd_form_table_options->radio_lt_newpage) {
 414         num = LyXTable::SET_LTNEWPAGE;
 415     } else if (ob == fd_form_table_options->button_table_extra) {
 416         OpenLayoutTableExtra();
 417         return;
 418     } else if (ob == fd_form_table_extra->input_special_alignment) {
 419         special=fl_get_input(fd_form_table_extra->input_special_alignment);
 420         int dummy;
 421         fl_get_input_cursorpos(ob, &extra_col_cursor_x, &dummy);
 422         num = LyXTable::SET_SPECIAL_COLUMN;
 423     } else if (ob == fd_form_table_extra->input_special_multialign) {
 424         special=fl_get_input(fd_form_table_extra->input_special_multialign);
 425         int dummy;
 426         fl_get_input_cursorpos(ob, &extra_multicol_cursor_x, &dummy);
 427         num = LyXTable::SET_SPECIAL_MULTI;
 428     } else
 429         return;
 430     if (current_view->available()){
 431         current_view->getScreen()->HideCursor();
 432         if (!current_view->buffer()->text->selection){
 433             BeforeChange();
 434             current_view->buffer()->update(-2);
 435         }
 436         if ((num == LyXTable::SET_SPECIAL_COLUMN) ||
 437             (num == LyXTable::SET_SPECIAL_MULTI))
 438             current_view->buffer()->text->TableFeatures(num,special);
 439         else
 440             current_view->buffer()->text->TableFeatures(num);
 441         current_view->buffer()->update(1);
 442     }
 443     if (num == LyXTable::DELETE_TABLE) {
 444         fl_set_focus_object(fd_form_table_options->form_table_options,
 445                             fd_form_table_options->button_table_delete);
 446         fl_hide_form(fd_form_table_options->form_table_options);
 447     } else
 448         UpdateLayoutTable(true);
 449     return;
 450 }
 451
 452 void TableOptCloseCB(FL_OBJECT *, long)
 453 {
 454     fl_set_focus_object(fd_form_table_options->form_table_options,
 455                         fd_form_table_options->button_table_delete);
 456     fl_hide_form(fd_form_table_options->form_table_options);
 457     return;
 458 }
 459
 460 void TableSpeCloseCB(FL_OBJECT *, long)
 461 {
 462     fl_set_focus_object(fd_form_table_options->form_table_options,
 463                         fd_form_table_options->button_table_delete);
 464     fl_hide_form(fd_form_table_extra->form_table_extra);
 465     return;
 466 }
 467
 468 void SetPWidthCB(FL_OBJECT *ob, long)
 469 {
 470     fl_set_object_label(fd_form_table_options->text_warning,"");
 471     Confirmed = false;
 472     if (ob == fd_form_table_options->input_column_width) {
 473         string
 474             str;
 475         str = fl_get_input(ob);
 476         if (!str.empty() && !isValidLength(str)) {
 477             fl_set_object_label(fd_form_table_options->text_warning,
 478                             _("Warning: Invalid Length (valid example: 10mm)"));
 479             fl_show_object(fd_form_table_options->text_warning);
 480             return;
 481         }
 482         if (current_view->available()){
 483             current_view->getScreen()->HideCursor();
 484             if (!current_view->buffer()->text->selection){
 485                 BeforeChange();
 486                 current_view->buffer()->update(-2);
 487             }
 488             current_view->buffer()->text->TableFeatures(LyXTable::SET_PWIDTH,str);
 489             current_view->buffer()->update(1);
 490         }
 491         MenuLayoutTable(0); // update for alignment
 492     }
 493 }