src/frontends/kde/FormToc.C

   1 /*
   2  * FormToc.C
   3  * (C) 2000 LyX Team
   4  * John Levon, moz@compsoc.man.ac.uk
   5  */
   6
   7 /***************************************************************************
   8  *                                                                         *
   9  *   This program is free software; you can redistribute it and/or modify  *
  10  *   it under the terms of the GNU General Public License as published by  *
  11  *   the Free Software Foundation; either version 2 of the License, or     *
  12  *   (at your option) any later version.                                   *
  13  *                                                                         *
  14  ***************************************************************************/
  15
  16 #include <config.h>
  17
  18 #include "formtocdialog.h"
  19
  20 #include "Dialogs.h"
  21 #include "FormToc.h"
  22 #include "gettext.h"
  23 #include "buffer.h"
  24 #include "support/lstrings.h"
  25 #include "QtLyXView.h"
  26 #include "lyxfunc.h"
  27 #include "debug.h"
  28
  29 using std::vector;
  30 using std::pair;
  31
  32 FormToc::FormToc(LyXView *v, Dialogs *d)
  33         : dialog_(0), lv_(v), d_(d), inset_(0), h_(0), u_(0), ih_(0),
  34         toclist(0), type(Buffer::TOC_TOC)
  35 {
  36         // let the dialog be shown
  37         // This is a permanent connection so we won't bother
  38         // storing a copy because we won't be disconnecting.
  39         d->showTOC.connect(slot(this, &FormToc::showTOC));
  40         d->createTOC.connect(slot(this, &FormToc::createTOC));
  41 }
  42
  43 FormToc::~FormToc()
  44 {
  45         delete dialog_;
  46 }
  47
  48 void FormToc::showTOC(InsetCommand * const inset)
  49 {
  50         // FIXME: when could inset be 0 here ?
  51         if (inset==0)
  52                 return;
  53
  54         inset_ = inset;
  55         ih_ = inset_->hide.connect(slot(this,&FormToc::hide));
  56         params = inset->params();
  57
  58         show();
  59 }
  60
  61 void FormToc::createTOC(string const & arg)
  62 {
  63         if (inset_)
  64                 close();
  65
  66         params.setFromString(arg);
  67         show();
  68 }
  69
  70 void FormToc::updateToc()
  71 {
  72         if (!lv_->view()->available()) {
  73                 toclist.clear();
  74                 dialog_->tree->clear();
  75                 return;
  76         }
  77
  78         vector< vector<Buffer::TocItem> > tmp =
  79                 lv_->view()->buffer()->getTocList();
  80
  81         // Check if all elements are the same.
  82         if (toclist.size() == tmp[type].size()) {
  83                 unsigned int i = 0;
  84                 for (; i < toclist.size(); ++i) {
  85                         if (toclist[i] !=  tmp[type][i])
  86                                 break;
  87                 }
  88                 if (i >= toclist.size())
  89                         return;
  90         }
  91
  92         toclist = tmp[type];
  93
  94         dialog_->tree->clear();
  95
  96
  97         // FIXME: should do hierarchically. at each point we need to know
  98         // id of item we've just inserted, id of most recent sibling, and
  99         // id of parent
 100
 101         dialog_->tree->setAutoUpdate(false);
 102         for (vector< Buffer::TocItem >::const_iterator iter = toclist.begin();
 103                 iter != toclist.end(); ++iter) {
 104                 dialog_->tree->insertItem((string(4*(*iter).depth,' ')+(*iter).str).c_str(), 0, -1, false);
 105         }
 106         dialog_->tree->setAutoUpdate(true);
 107         dialog_->tree->update();
 108 }
 109
 110 void FormToc::setType(Buffer::TocType toctype)
 111 {
 112         type = toctype;
 113         switch (type) {
 114                 case Buffer::TOC_TOC:
 115                         dialog_->setCaption(_("Table of Contents"));
 116                         break;
 117                 case Buffer::TOC_LOF:
 118                         dialog_->setCaption(_("List of Figures"));
 119                         break;
 120                 case Buffer::TOC_LOT:
 121                         dialog_->setCaption(_("List of Tables"));
 122                         break;
 123                 case Buffer::TOC_LOA:
 124                         dialog_->setCaption(_("List of Algorithms"));
 125                         break;
 126         }
 127 }
 128
 129 void FormToc::update()
 130 {
 131         if (params.getCmdName()=="tableofcontents") {
 132                 setType(Buffer::TOC_TOC);
 133                 dialog_->menu->setCurrentItem(0);
 134         } else if (params.getCmdName()=="listoffigures") {
 135                 setType(Buffer::TOC_LOF);
 136                 dialog_->menu->setCurrentItem(1);
 137         } else if (params.getCmdName()=="listoftables") {
 138                 setType(Buffer::TOC_LOT);
 139                 dialog_->menu->setCurrentItem(2);
 140         } else {
 141                 setType(Buffer::TOC_LOA);
 142                 dialog_->menu->setCurrentItem(3);
 143         }
 144
 145         updateToc();
 146 }
 147
 148 void FormToc::highlight(int index)
 149 {
 150         if (!lv_->view()->available())
 151                 return;
 152
 153         // FIXME: frontStrip can go once it's hierarchical
 154         string tmp(frontStrip(dialog_->tree->itemAt(index)->getText(),' '));
 155
 156         vector <Buffer::TocItem>::const_iterator iter = toclist.begin();
 157         for (; iter != toclist.end(); ++iter) {
 158                 if (iter->str==tmp)
 159                         break;
 160         }
 161
 162         if (iter==toclist.end()) {
 163                 lyxerr[Debug::GUI] << "Couldn't find highlighted TOC entry : " << tmp << endl;
 164                 return;
 165         }
 166
 167         lv_->getLyXFunc()->Dispatch(LFUN_GOTO_PARAGRAPH, tostr(iter->par->id()).c_str());
 168 }
 169
 170 void FormToc::set_type(Buffer::TocType toctype)
 171 {
 172         if (toctype==type)
 173                 return;
 174
 175         setType(toctype);
 176         updateToc();
 177 }
 178
 179 void FormToc::show()
 180 {
 181         if (!dialog_)
 182                 dialog_ = new FormTocDialog(this, 0, _("LyX: Table of Contents"), false);
 183
 184         if (!dialog_->isVisible()) {
 185                 h_ = d_->hideBufferDependent.connect(slot(this, &FormToc::hide));
 186                 u_ = d_->updateBufferDependent.connect(slot(this, &FormToc::update));
 187         }
 188
 189         dialog_->raise();
 190         dialog_->setActiveWindow();
 191
 192         update();
 193         dialog_->show();
 194 }
 195
 196 void FormToc::close()
 197 {
 198         h_.disconnect();
 199         u_.disconnect();
 200         ih_.disconnect();
 201         inset_ = 0;
 202 }
 203
 204 void FormToc::hide()
 205 {
 206         dialog_->hide();
 207         close();
 208 }