src/ParagraphExtra.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 "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         LyXParagraph * par = current_view->buffer()->text->cursor.par;
  80
  81         EnableParagraphExtra();
  82
  83         fl_activate_object(fd_form_paragraph_extra->input_pextra_width);
  84         fl_activate_object(fd_form_paragraph_extra->input_pextra_widthp);
  85         fl_set_input(fd_form_paragraph_extra->input_pextra_width,
  86                      par->pextra_width.c_str());
  87         fl_set_input(fd_form_paragraph_extra->input_pextra_widthp,
  88                      par->pextra_widthp.c_str());
  89         switch(par->pextra_alignment) {
  90           case MINIPAGE_ALIGN_TOP:
  91             fl_set_button(fd_form_paragraph_extra->radio_pextra_top,1);
  92             break;
  93           case MINIPAGE_ALIGN_MIDDLE:
  94             fl_set_button(fd_form_paragraph_extra->radio_pextra_middle,1);
  95             break;
  96           case MINIPAGE_ALIGN_BOTTOM:
  97             fl_set_button(fd_form_paragraph_extra->radio_pextra_bottom,1);
  98             break;
  99         }
 100         fl_set_button(fd_form_paragraph_extra->radio_pextra_hfill,
 101                       par->pextra_hfill);
 102         fl_set_button(fd_form_paragraph_extra->radio_pextra_startmp,
 103                       par->pextra_start_minipage);
 104         CheckInputWidth();
 105         if (par->pextra_type == PEXTRA_INDENT) {
 106             fl_set_button(fd_form_paragraph_extra->radio_pextra_indent,1);
 107             fl_set_button(fd_form_paragraph_extra->radio_pextra_minipage,0);
 108             fl_set_button(fd_form_paragraph_extra->radio_pextra_floatflt,0);
 109             fl_deactivate_object(fd_form_paragraph_extra->radio_pextra_top);
 110             fl_deactivate_object(fd_form_paragraph_extra->radio_pextra_middle);
 111             fl_deactivate_object(fd_form_paragraph_extra->radio_pextra_bottom);
 112         } else if (par->pextra_type == PEXTRA_MINIPAGE) {
 113             fl_set_button(fd_form_paragraph_extra->radio_pextra_indent,0);
 114             fl_set_button(fd_form_paragraph_extra->radio_pextra_minipage,1);
 115             fl_set_button(fd_form_paragraph_extra->radio_pextra_floatflt,0);
 116             fl_activate_object(fd_form_paragraph_extra->radio_pextra_top);
 117             fl_activate_object(fd_form_paragraph_extra->radio_pextra_middle);
 118             fl_activate_object(fd_form_paragraph_extra->radio_pextra_bottom);
 119         } else if (par->pextra_type == PEXTRA_FLOATFLT) {
 120             fl_set_button(fd_form_paragraph_extra->radio_pextra_indent,0);
 121             fl_set_button(fd_form_paragraph_extra->radio_pextra_minipage,0);
 122             fl_set_button(fd_form_paragraph_extra->radio_pextra_floatflt,1);
 123             fl_deactivate_object(fd_form_paragraph_extra->radio_pextra_top);
 124             fl_deactivate_object(fd_form_paragraph_extra->radio_pextra_middle);
 125             fl_deactivate_object(fd_form_paragraph_extra->radio_pextra_bottom);
 126         } else {
 127             fl_set_button(fd_form_paragraph_extra->radio_pextra_indent,0);
 128             fl_set_button(fd_form_paragraph_extra->radio_pextra_minipage,0);
 129             fl_deactivate_object(fd_form_paragraph_extra->input_pextra_width);
 130             fl_deactivate_object(fd_form_paragraph_extra->input_pextra_widthp);
 131             fl_deactivate_object(fd_form_paragraph_extra->radio_pextra_top);
 132             fl_deactivate_object(fd_form_paragraph_extra->radio_pextra_middle);
 133             fl_deactivate_object(fd_form_paragraph_extra->radio_pextra_bottom);
 134         }
 135         if (par->pextra_type == PEXTRA_NONE)
 136             ActivateParagraphExtraButtons();
 137     }
 138     fl_hide_object(fd_form_paragraph_extra->text_warning);
 139
 140     if (current_view->buffer()->isReadonly()) {
 141       DisableParagraphExtra();
 142       fl_set_object_label(fd_form_paragraph_extra->text_warning,
 143                           _("Document is read-only.  No changes to layout permitted."));
 144       fl_show_object(fd_form_paragraph_extra->text_warning);
 145     }
 146     if (!update && fd_form_paragraph_extra->form_paragraph_extra->visible) {
 147       fl_hide_form(fd_form_paragraph_extra->form_paragraph_extra);
 148     }
 149     return update;
 150 }
 151
 152 void ParagraphExtraOpen(FL_OBJECT *, long)
 153 {
 154     if (UpdateParagraphExtra()) {
 155         if (fd_form_paragraph_extra->form_paragraph_extra->visible) {
 156             fl_raise_form(fd_form_paragraph_extra->form_paragraph_extra);
 157         } else {
 158             fl_show_form(fd_form_paragraph_extra->form_paragraph_extra,
 159                          FL_PLACE_MOUSE, FL_FULLBORDER,
 160                          _("ParagraphExtra Layout"));
 161         }
 162     }
 163 }
 164
 165 void ParagraphExtraApplyCB(FL_OBJECT *, long)
 166 {
 167     if (current_view->getScreen() && current_view->available()) {
 168         FD_form_paragraph_extra const * fd = fd_form_paragraph_extra;
 169         const char * width = fl_get_input(fd->input_pextra_width);
 170         const char * widthp = fl_get_input(fd->input_pextra_widthp);
 171         LyXText * text = current_view->buffer()->text;
 172         int type = PEXTRA_NONE;
 173         int alignment = 0;
 174         bool
 175             hfill = false,
 176             start_minipage = false;
 177
 178         if (fl_get_button(fd_form_paragraph_extra->radio_pextra_indent)) {
 179             type = PEXTRA_INDENT;
 180         } else if (fl_get_button(fd_form_paragraph_extra->radio_pextra_minipage)) {
 181             type = PEXTRA_MINIPAGE;
 182             hfill = fl_get_button(fd_form_paragraph_extra->radio_pextra_hfill);
 183             start_minipage =
 184                 fl_get_button(fd_form_paragraph_extra->radio_pextra_startmp);
 185             if (fl_get_button(fd_form_paragraph_extra->radio_pextra_top))
 186                 alignment = MINIPAGE_ALIGN_TOP;
 187             else if (fl_get_button(fd_form_paragraph_extra->radio_pextra_middle))
 188                 alignment = MINIPAGE_ALIGN_MIDDLE;
 189             else if (fl_get_button(fd_form_paragraph_extra->radio_pextra_bottom))
 190                 alignment = MINIPAGE_ALIGN_BOTTOM;
 191         } else if (fl_get_button(fd_form_paragraph_extra->radio_pextra_floatflt)) {
 192             type = PEXTRA_FLOATFLT;
 193         }
 194         text->SetParagraphExtraOpt(type,width,widthp,alignment,hfill,
 195                                    start_minipage);
 196         current_view->buffer()->update(1);
 197         minibuffer->Set(_("ParagraphExtra layout set"));
 198     }
 199     return;
 200 }
 201
 202 void ParagraphExtraCancelCB(FL_OBJECT *, long)
 203 {
 204     fl_hide_form(fd_form_paragraph_extra->form_paragraph_extra);
 205 }
 206
 207 void ParagraphExtraOKCB(FL_OBJECT *ob, long data)
 208 {
 209     ParagraphExtraCancelCB(ob,data);
 210     ParagraphExtraApplyCB(ob,data);
 211 }
 212
 213 void CheckPExtraOptCB(FL_OBJECT *ob, long)
 214 {
 215     int
 216         n;
 217     string
 218         s1, s2;
 219
 220     ActivateParagraphExtraButtons();
 221     CheckInputWidth();
 222     if (ob == fd_form_paragraph_extra->radio_pextra_indent) {
 223         n = fl_get_button(fd_form_paragraph_extra->radio_pextra_indent);
 224         if (n) {
 225             fl_set_button(fd_form_paragraph_extra->radio_pextra_minipage,0);
 226             fl_set_button(fd_form_paragraph_extra->radio_pextra_floatflt,0);
 227             fl_activate_object(fd_form_paragraph_extra->input_pextra_width);
 228             fl_activate_object(fd_form_paragraph_extra->input_pextra_widthp);
 229             fl_deactivate_object(fd_form_paragraph_extra->radio_pextra_top);
 230             fl_deactivate_object(fd_form_paragraph_extra->radio_pextra_middle);
 231             fl_deactivate_object(fd_form_paragraph_extra->radio_pextra_bottom);
 232         } else {
 233             fl_deactivate_object(fd_form_paragraph_extra->input_pextra_width);
 234             fl_deactivate_object(fd_form_paragraph_extra->input_pextra_widthp);
 235             ActivateParagraphExtraButtons();
 236         }
 237     } else if (ob == fd_form_paragraph_extra->radio_pextra_minipage) {
 238         n = fl_get_button(fd_form_paragraph_extra->radio_pextra_minipage);
 239         if (n) {
 240             fl_set_button(fd_form_paragraph_extra->radio_pextra_indent,0);
 241             fl_set_button(fd_form_paragraph_extra->radio_pextra_floatflt,0);
 242             fl_activate_object(fd_form_paragraph_extra->input_pextra_width);
 243             fl_activate_object(fd_form_paragraph_extra->input_pextra_widthp);
 244             fl_activate_object(fd_form_paragraph_extra->radio_pextra_top);
 245             fl_activate_object(fd_form_paragraph_extra->radio_pextra_middle);
 246             fl_activate_object(fd_form_paragraph_extra->radio_pextra_bottom);
 247         } else {
 248             fl_deactivate_object(fd_form_paragraph_extra->input_pextra_width);
 249             fl_deactivate_object(fd_form_paragraph_extra->input_pextra_widthp);
 250             fl_deactivate_object(fd_form_paragraph_extra->radio_pextra_top);
 251             fl_deactivate_object(fd_form_paragraph_extra->radio_pextra_middle);
 252             fl_deactivate_object(fd_form_paragraph_extra->radio_pextra_bottom);
 253             ActivateParagraphExtraButtons();
 254         }
 255     } else if (ob == fd_form_paragraph_extra->radio_pextra_floatflt) {
 256         n = fl_get_button(fd_form_paragraph_extra->radio_pextra_floatflt);
 257         if (n) {
 258             fl_set_button(fd_form_paragraph_extra->radio_pextra_indent,0);
 259             fl_set_button(fd_form_paragraph_extra->radio_pextra_minipage,0);
 260             fl_activate_object(fd_form_paragraph_extra->input_pextra_width);
 261             fl_activate_object(fd_form_paragraph_extra->input_pextra_widthp);
 262             fl_activate_object(fd_form_paragraph_extra->radio_pextra_top);
 263             fl_activate_object(fd_form_paragraph_extra->radio_pextra_middle);
 264             fl_activate_object(fd_form_paragraph_extra->radio_pextra_bottom);
 265         } else {
 266             fl_deactivate_object(fd_form_paragraph_extra->input_pextra_width);
 267             fl_deactivate_object(fd_form_paragraph_extra->input_pextra_widthp);
 268             fl_deactivate_object(fd_form_paragraph_extra->radio_pextra_top);
 269             fl_deactivate_object(fd_form_paragraph_extra->radio_pextra_middle);
 270             fl_deactivate_object(fd_form_paragraph_extra->radio_pextra_bottom);
 271             ActivateParagraphExtraButtons();
 272         }
 273     }
 274     return;
 275 }
 276
 277 static bool CheckInputWidth()
 278 {
 279     string
 280         s1,s2;
 281
 282     s1 = fl_get_input(fd_form_paragraph_extra->input_pextra_width);
 283     s2 = fl_get_input(fd_form_paragraph_extra->input_pextra_widthp);
 284     if (s1.empty() && s2.empty()) {
 285         fl_activate_object(fd_form_paragraph_extra->input_pextra_width);
 286         fl_activate_object(fd_form_paragraph_extra->input_pextra_widthp);
 287         fl_hide_object(fd_form_paragraph_extra->text_warning);
 288         DeactivateParagraphExtraButtons();
 289         return false;
 290     }
 291     if (!s1.empty()) { // LyXLength parameter
 292         fl_activate_object(fd_form_paragraph_extra->input_pextra_width);
 293         fl_deactivate_object(fd_form_paragraph_extra->input_pextra_widthp);
 294         if (!isValidLength(s1)) {
 295             DeactivateParagraphExtraButtons();
 296             fl_set_object_label(fd_form_paragraph_extra->text_warning,
 297                                 _("Warning: Invalid Length (valid example: 10mm)"));
 298             fl_show_object(fd_form_paragraph_extra->text_warning);
 299             return false;
 300         }
 301     } else { // !s2.empty() % parameter
 302         fl_deactivate_object(fd_form_paragraph_extra->input_pextra_width);
 303         fl_activate_object(fd_form_paragraph_extra->input_pextra_widthp);
 304         if ((atoi(s2.c_str()) < 0 ) || (atoi(s2.c_str()) > 100)) {
 305             DeactivateParagraphExtraButtons();
 306             fl_set_object_label(fd_form_paragraph_extra->text_warning,
 307                                 _("Warning: Invalid percent value (0-100)"));
 308             fl_show_object(fd_form_paragraph_extra->text_warning);
 309             return false;
 310         }
 311     }
 312     fl_hide_object(fd_form_paragraph_extra->text_warning);
 313     return true;
 314 }