src/ParagraphExtra.C

   1 #include <config.h>
   2
   3 #include <cstdlib>
   4 #include FORMS_H_LOCATION
   5
   6 #include "layout_forms.h"
   7 #include "LString.h"
   8 #include "minibuffer.h"
   9 #include "vspace.h"
  10 #include "buffer.h"
  11 #include "BufferView.h"
  12 #include "lyxparagraph.h"
  13 #include "gettext.h"
  14 #include "lyxtext.h"
  15
  16 extern FD_form_paragraph_extra * fd_form_paragraph_extra;
  17 extern MiniBuffer * minibuffer;
  18 extern BufferView * current_view;
  19 extern void BeforeChange();
  20 static bool CheckInputWidth();
  21
  22 inline void DeactivateParagraphExtraButtons ()
  23 {
  24         fl_deactivate_object(fd_form_paragraph_extra->button_ok);
  25         fl_deactivate_object(fd_form_paragraph_extra->button_apply);
  26         fl_set_object_lcol(fd_form_paragraph_extra->button_ok, FL_INACTIVE);
  27         fl_set_object_lcol(fd_form_paragraph_extra->button_apply, FL_INACTIVE);
  28 }
  29
  30 inline void ActivateParagraphExtraButtons ()
  31 {
  32         fl_activate_object(fd_form_paragraph_extra->button_ok);
  33         fl_activate_object(fd_form_paragraph_extra->button_apply);
  34         fl_set_object_lcol(fd_form_paragraph_extra->button_ok, FL_BLACK);
  35         fl_set_object_lcol(fd_form_paragraph_extra->button_apply, FL_BLACK);
  36 }
  37
  38 inline void DisableParagraphExtra ()
  39 {
  40         DeactivateParagraphExtraButtons();
  41         fl_deactivate_object(fd_form_paragraph_extra->input_pextra_width);
  42         fl_deactivate_object(fd_form_paragraph_extra->input_pextra_widthp);
  43         fl_deactivate_object(fd_form_paragraph_extra->group_alignment);
  44         fl_deactivate_object(fd_form_paragraph_extra->radio_pextra_top);
  45         fl_deactivate_object(fd_form_paragraph_extra->radio_pextra_middle);
  46         fl_deactivate_object(fd_form_paragraph_extra->radio_pextra_bottom);
  47         fl_deactivate_object(fd_form_paragraph_extra->text_warning);
  48         fl_deactivate_object(fd_form_paragraph_extra->group_extraopt);
  49         fl_deactivate_object(fd_form_paragraph_extra->radio_pextra_indent);
  50         fl_deactivate_object(fd_form_paragraph_extra->radio_pextra_minipage);
  51         fl_deactivate_object(fd_form_paragraph_extra->radio_pextra_floatflt);
  52         fl_deactivate_object(fd_form_paragraph_extra->radio_pextra_hfill);
  53         fl_deactivate_object(fd_form_paragraph_extra->radio_pextra_startmp);
  54 }
  55
  56 inline void EnableParagraphExtra ()
  57 {
  58         ActivateParagraphExtraButtons();
  59         fl_activate_object(fd_form_paragraph_extra->input_pextra_width);
  60         fl_activate_object(fd_form_paragraph_extra->input_pextra_widthp);
  61         fl_activate_object(fd_form_paragraph_extra->group_alignment);
  62         fl_activate_object(fd_form_paragraph_extra->radio_pextra_top);
  63         fl_activate_object(fd_form_paragraph_extra->radio_pextra_middle);
  64         fl_activate_object(fd_form_paragraph_extra->radio_pextra_bottom);
  65         fl_activate_object(fd_form_paragraph_extra->text_warning);
  66         fl_activate_object(fd_form_paragraph_extra->group_extraopt);
  67         fl_activate_object(fd_form_paragraph_extra->radio_pextra_indent);
  68         fl_activate_object(fd_form_paragraph_extra->radio_pextra_minipage);
  69         fl_activate_object(fd_form_paragraph_extra->radio_pextra_floatflt);
  70         fl_activate_object(fd_form_paragraph_extra->radio_pextra_hfill);
  71         fl_activate_object(fd_form_paragraph_extra->radio_pextra_startmp);
  72 }
  73
  74 bool UpdateParagraphExtra()
  75 {
  76     bool update = false;
  77     if (current_view->getScreen() && current_view->available()) {
  78         update = true;
  79 #ifdef MOVE_TEXT
  80         LyXParagraph * par = current_view->text->cursor.par;
  81 #else
  82         LyXParagraph * par = current_view->buffer()->text->cursor.par;
  83 #endif
  84
  85         EnableParagraphExtra();
  86
  87         fl_activate_object(fd_form_paragraph_extra->input_pextra_width);
  88         fl_activate_object(fd_form_paragraph_extra->input_pextra_widthp);
  89         fl_set_input(fd_form_paragraph_extra->input_pextra_width,
  90                      par->pextra_width.c_str());
  91         fl_set_input(fd_form_paragraph_extra->input_pextra_widthp,
  92                      par->pextra_widthp.c_str());
  93         switch(par->pextra_alignment) {
  94           case LyXParagraph::MINIPAGE_ALIGN_TOP:
  95             fl_set_button(fd_form_paragraph_extra->radio_pextra_top, 1);
  96             break;
  97           case LyXParagraph::MINIPAGE_ALIGN_MIDDLE:
  98             fl_set_button(fd_form_paragraph_extra->radio_pextra_middle, 1);
  99             break;
 100           case LyXParagraph::MINIPAGE_ALIGN_BOTTOM:
 101             fl_set_button(fd_form_paragraph_extra->radio_pextra_bottom, 1);
 102             break;
 103         }
 104         fl_set_button(fd_form_paragraph_extra->radio_pextra_hfill,
 105                       par->pextra_hfill);
 106         fl_set_button(fd_form_paragraph_extra->radio_pextra_startmp,
 107                       par->pextra_start_minipage);
 108         CheckInputWidth();
 109         if (par->pextra_type == LyXParagraph::PEXTRA_INDENT) {
 110             fl_set_button(fd_form_paragraph_extra->radio_pextra_indent, 1);
 111             fl_set_button(fd_form_paragraph_extra->radio_pextra_minipage, 0);
 112             fl_set_button(fd_form_paragraph_extra->radio_pextra_floatflt, 0);
 113             fl_deactivate_object(fd_form_paragraph_extra->radio_pextra_top);
 114             fl_deactivate_object(fd_form_paragraph_extra->radio_pextra_middle);
 115             fl_deactivate_object(fd_form_paragraph_extra->radio_pextra_bottom);
 116         } else if (par->pextra_type == LyXParagraph::PEXTRA_MINIPAGE) {
 117             fl_set_button(fd_form_paragraph_extra->radio_pextra_indent, 0);
 118             fl_set_button(fd_form_paragraph_extra->radio_pextra_minipage, 1);
 119             fl_set_button(fd_form_paragraph_extra->radio_pextra_floatflt, 0);
 120             fl_activate_object(fd_form_paragraph_extra->radio_pextra_top);
 121             fl_activate_object(fd_form_paragraph_extra->radio_pextra_middle);
 122             fl_activate_object(fd_form_paragraph_extra->radio_pextra_bottom);
 123         } else if (par->pextra_type == LyXParagraph::PEXTRA_FLOATFLT) {
 124             fl_set_button(fd_form_paragraph_extra->radio_pextra_indent, 0);
 125             fl_set_button(fd_form_paragraph_extra->radio_pextra_minipage, 0);
 126             fl_set_button(fd_form_paragraph_extra->radio_pextra_floatflt, 1);
 127             fl_deactivate_object(fd_form_paragraph_extra->radio_pextra_top);
 128             fl_deactivate_object(fd_form_paragraph_extra->radio_pextra_middle);
 129             fl_deactivate_object(fd_form_paragraph_extra->radio_pextra_bottom);
 130         } else {
 131             fl_set_button(fd_form_paragraph_extra->radio_pextra_indent, 0);
 132             fl_set_button(fd_form_paragraph_extra->radio_pextra_minipage, 0);
 133             fl_deactivate_object(fd_form_paragraph_extra->input_pextra_width);
 134             fl_deactivate_object(fd_form_paragraph_extra->input_pextra_widthp);
 135             fl_deactivate_object(fd_form_paragraph_extra->radio_pextra_top);
 136             fl_deactivate_object(fd_form_paragraph_extra->radio_pextra_middle);
 137             fl_deactivate_object(fd_form_paragraph_extra->radio_pextra_bottom);
 138         }
 139         if (par->pextra_type == LyXParagraph::PEXTRA_NONE)
 140             ActivateParagraphExtraButtons();
 141     }
 142     fl_hide_object(fd_form_paragraph_extra->text_warning);
 143
 144     if (current_view->buffer()->isReadonly()) {
 145       DisableParagraphExtra();
 146       fl_set_object_label(fd_form_paragraph_extra->text_warning,
 147                           _("Document is read-only. "
 148                             "No changes to layout permitted."));
 149       fl_show_object(fd_form_paragraph_extra->text_warning);
 150     }
 151     if (!update && fd_form_paragraph_extra->form_paragraph_extra->visible) {
 152       fl_hide_form(fd_form_paragraph_extra->form_paragraph_extra);
 153     }
 154     return update;
 155 }
 156
 157
 158 void ParagraphExtraOpen(FL_OBJECT *, long)
 159 {
 160     if (UpdateParagraphExtra()) {
 161         if (fd_form_paragraph_extra->form_paragraph_extra->visible) {
 162             fl_raise_form(fd_form_paragraph_extra->form_paragraph_extra);
 163         } else {
 164             fl_show_form(fd_form_paragraph_extra->form_paragraph_extra,
 165                          FL_PLACE_MOUSE, FL_FULLBORDER,
 166                          _("ParagraphExtra Layout"));
 167         }
 168     }
 169 }
 170
 171
 172 void ParagraphExtraApplyCB(FL_OBJECT *, long)
 173 {
 174     if (current_view->getScreen() && current_view->available()) {
 175         FD_form_paragraph_extra const * fd = fd_form_paragraph_extra;
 176         char const * width = fl_get_input(fd->input_pextra_width);
 177         char const * widthp = fl_get_input(fd->input_pextra_widthp);
 178 #ifdef MOVE_TEXT
 179         LyXText * text = current_view->text;
 180 #else
 181         LyXText * text = current_view->buffer()->text;
 182 #endif
 183         int type = LyXParagraph::PEXTRA_NONE;
 184         LyXParagraph::MINIPAGE_ALIGNMENT alignment =
 185                 LyXParagraph::MINIPAGE_ALIGN_TOP;
 186         bool
 187             hfill = false,
 188             start_minipage = false;
 189
 190         if (fl_get_button(fd_form_paragraph_extra->radio_pextra_indent)) {
 191             type = LyXParagraph::PEXTRA_INDENT;
 192         } else if (fl_get_button(fd_form_paragraph_extra->radio_pextra_minipage)) {
 193             type = LyXParagraph::PEXTRA_MINIPAGE;
 194             hfill = fl_get_button(fd_form_paragraph_extra->radio_pextra_hfill);
 195             start_minipage =
 196                 fl_get_button(fd_form_paragraph_extra->radio_pextra_startmp);
 197             if (fl_get_button(fd_form_paragraph_extra->radio_pextra_top))
 198                 alignment = LyXParagraph::MINIPAGE_ALIGN_TOP;
 199             else if (fl_get_button(fd_form_paragraph_extra->radio_pextra_middle))
 200                 alignment = LyXParagraph::MINIPAGE_ALIGN_MIDDLE;
 201             else if (fl_get_button(fd_form_paragraph_extra->radio_pextra_bottom))
 202                 alignment = LyXParagraph::MINIPAGE_ALIGN_BOTTOM;
 203         } else if (fl_get_button(fd_form_paragraph_extra->radio_pextra_floatflt)) {
 204             type = LyXParagraph::PEXTRA_FLOATFLT;
 205         }
 206         text->SetParagraphExtraOpt(type, width, widthp, alignment, hfill,
 207                                    start_minipage);
 208 #ifdef MOVE_TEXT
 209         current_view->update(1);
 210 #else
 211         current_view->buffer()->update(1);
 212 #endif
 213         minibuffer->Set(_("ParagraphExtra layout set"));
 214     }
 215     return;
 216 }
 217
 218
 219 void ParagraphExtraCancelCB(FL_OBJECT *, long)
 220 {
 221     fl_hide_form(fd_form_paragraph_extra->form_paragraph_extra);
 222 }
 223
 224
 225 void ParagraphExtraOKCB(FL_OBJECT * ob, long data)
 226 {
 227     ParagraphExtraCancelCB(ob, data);
 228     ParagraphExtraApplyCB(ob, data);
 229 }
 230
 231
 232 void CheckPExtraOptCB(FL_OBJECT * ob, long)
 233 {
 234     ActivateParagraphExtraButtons();
 235     CheckInputWidth();
 236     if (ob == fd_form_paragraph_extra->radio_pextra_indent) {
 237         int n = fl_get_button(fd_form_paragraph_extra->radio_pextra_indent);
 238         if (n) {
 239             fl_set_button(fd_form_paragraph_extra->radio_pextra_minipage, 0);
 240             fl_set_button(fd_form_paragraph_extra->radio_pextra_floatflt, 0);
 241             fl_activate_object(fd_form_paragraph_extra->input_pextra_width);
 242             fl_activate_object(fd_form_paragraph_extra->input_pextra_widthp);
 243             fl_deactivate_object(fd_form_paragraph_extra->radio_pextra_top);
 244             fl_deactivate_object(fd_form_paragraph_extra->radio_pextra_middle);
 245             fl_deactivate_object(fd_form_paragraph_extra->radio_pextra_bottom);
 246         } else {
 247             fl_deactivate_object(fd_form_paragraph_extra->input_pextra_width);
 248             fl_deactivate_object(fd_form_paragraph_extra->input_pextra_widthp);
 249             ActivateParagraphExtraButtons();
 250         }
 251     } else if (ob == fd_form_paragraph_extra->radio_pextra_minipage) {
 252         int n = fl_get_button(fd_form_paragraph_extra->radio_pextra_minipage);
 253         if (n) {
 254             fl_set_button(fd_form_paragraph_extra->radio_pextra_indent, 0);
 255             fl_set_button(fd_form_paragraph_extra->radio_pextra_floatflt, 0);
 256             fl_activate_object(fd_form_paragraph_extra->input_pextra_width);
 257             fl_activate_object(fd_form_paragraph_extra->input_pextra_widthp);
 258             fl_activate_object(fd_form_paragraph_extra->radio_pextra_top);
 259             fl_activate_object(fd_form_paragraph_extra->radio_pextra_middle);
 260             fl_activate_object(fd_form_paragraph_extra->radio_pextra_bottom);
 261         } else {
 262             fl_deactivate_object(fd_form_paragraph_extra->input_pextra_width);
 263             fl_deactivate_object(fd_form_paragraph_extra->input_pextra_widthp);
 264             fl_deactivate_object(fd_form_paragraph_extra->radio_pextra_top);
 265             fl_deactivate_object(fd_form_paragraph_extra->radio_pextra_middle);
 266             fl_deactivate_object(fd_form_paragraph_extra->radio_pextra_bottom);
 267             ActivateParagraphExtraButtons();
 268         }
 269     } else if (ob == fd_form_paragraph_extra->radio_pextra_floatflt) {
 270         int n = fl_get_button(fd_form_paragraph_extra->radio_pextra_floatflt);
 271         if (n) {
 272             fl_set_button(fd_form_paragraph_extra->radio_pextra_indent, 0);
 273             fl_set_button(fd_form_paragraph_extra->radio_pextra_minipage, 0);
 274             fl_activate_object(fd_form_paragraph_extra->input_pextra_width);
 275             fl_activate_object(fd_form_paragraph_extra->input_pextra_widthp);
 276             fl_activate_object(fd_form_paragraph_extra->radio_pextra_top);
 277             fl_activate_object(fd_form_paragraph_extra->radio_pextra_middle);
 278             fl_activate_object(fd_form_paragraph_extra->radio_pextra_bottom);
 279         } else {
 280             fl_deactivate_object(fd_form_paragraph_extra->input_pextra_width);
 281             fl_deactivate_object(fd_form_paragraph_extra->input_pextra_widthp);
 282             fl_deactivate_object(fd_form_paragraph_extra->radio_pextra_top);
 283             fl_deactivate_object(fd_form_paragraph_extra->radio_pextra_middle);
 284             fl_deactivate_object(fd_form_paragraph_extra->radio_pextra_bottom);
 285             ActivateParagraphExtraButtons();
 286         }
 287     }
 288     return;
 289 }
 290
 291
 292 static bool CheckInputWidth()
 293 {
 294     string s1 = fl_get_input(fd_form_paragraph_extra->input_pextra_width);
 295     string s2 = fl_get_input(fd_form_paragraph_extra->input_pextra_widthp);
 296     if (s1.empty() && s2.empty()) {
 297         fl_activate_object(fd_form_paragraph_extra->input_pextra_width);
 298         fl_activate_object(fd_form_paragraph_extra->input_pextra_widthp);
 299         fl_hide_object(fd_form_paragraph_extra->text_warning);
 300         DeactivateParagraphExtraButtons();
 301         return false;
 302     }
 303     if (!s1.empty()) { // LyXLength parameter
 304         fl_activate_object(fd_form_paragraph_extra->input_pextra_width);
 305         fl_deactivate_object(fd_form_paragraph_extra->input_pextra_widthp);
 306         if (!isValidLength(s1)) {
 307             DeactivateParagraphExtraButtons();
 308             fl_set_object_label(fd_form_paragraph_extra->text_warning,
 309                                 _("Warning: Invalid Length (valid example: 10mm)"));
 310             fl_show_object(fd_form_paragraph_extra->text_warning);
 311             return false;
 312         }
 313     } else { // !s2.empty() % parameter
 314         fl_deactivate_object(fd_form_paragraph_extra->input_pextra_width);
 315         fl_activate_object(fd_form_paragraph_extra->input_pextra_widthp);
 316         if ((atoi(s2.c_str()) < 0 ) || (atoi(s2.c_str()) > 100)) {
 317             DeactivateParagraphExtraButtons();
 318             fl_set_object_label(fd_form_paragraph_extra->text_warning,
 319                                 _("Warning: Invalid percent value (0-100)"));
 320             fl_show_object(fd_form_paragraph_extra->text_warning);
 321             return false;
 322         }
 323     }
 324     fl_hide_object(fd_form_paragraph_extra->text_warning);
 325     return true;
 326 }