src/frontends/kde/FormRef.C

   1 /*
   2  * FormRef.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 "Dialogs.h"
  19 #include "FormRef.h"
  20 #include "gettext.h"
  21 #include "buffer.h"
  22 #include "LyXView.h"
  23 #include "lyxfunc.h"
  24 #include "formrefdialog.h"
  25 #include "debug.h"
  26
  27 using std::endl;
  28
  29 FormRef::FormRef(LyXView *v, Dialogs *d)
  30         : dialog_(0), lv_(v), d_(d), inset_(0), h_(0), u_(0), ih_(0),
  31         sort(0), gotowhere(GOTOREF), type(REF), refs(0)
  32 {
  33         // let the dialog be shown
  34         // This is a permanent connection so we won't bother
  35         // storing a copy because we won't be disconnecting.
  36         d->showRef.connect(slot(this, &FormRef::showRef));
  37         d->createRef.connect(slot(this, &FormRef::createRef));
  38 }
  39
  40 FormRef::~FormRef()
  41 {
  42         delete dialog_;
  43 }
  44
  45 void FormRef::showRef(InsetCommand * const inset)
  46 {
  47         // FIXME: when could inset be 0 here ?
  48         if (inset==0)
  49                 return;
  50
  51         inset_ = inset;
  52         readonly = lv_->buffer()->isReadonly();
  53         ih_ = inset_->hide.connect(slot(this,&FormRef::hide));
  54         params = inset->params();
  55
  56         show();
  57 }
  58
  59 void FormRef::createRef(string const & arg)
  60 {
  61         if (inset_)
  62                 close();
  63
  64         readonly = lv_->buffer()->isReadonly();
  65         params.setFromString(arg);
  66         show();
  67 }
  68
  69 void FormRef::select(const char *text)
  70 {
  71         highlight(text);
  72         goto_ref();
  73 }
  74
  75 void FormRef::highlight(const char *text)
  76 {
  77         if (gotowhere==GOTOBACK)
  78                 goto_ref();
  79
  80         dialog_->buttonGoto->setEnabled(true);
  81         if (!readonly) {
  82                 dialog_->type->setEnabled(true);
  83                 dialog_->reference->setText(text);
  84                 dialog_->buttonOk->setEnabled(true);
  85         }
  86 }
  87
  88 void FormRef::set_sort(bool on)
  89 {
  90         if (on!=sort) {
  91                 sort=on;
  92                 dialog_->refs->clear();
  93                 updateRefs();
  94         }
  95 }
  96
  97 void FormRef::goto_ref()
  98 {
  99         switch (gotowhere) {
 100                 case GOTOREF:
 101                         lv_->getLyXFunc()->Dispatch(LFUN_REF_GOTO, dialog_->reference->text());
 102                         gotowhere=GOTOBACK;
 103                         dialog_->buttonGoto->setText(_("&Go back"));
 104                         break;
 105                 case GOTOBACK:
 106                         lv_->getLyXFunc()->Dispatch(LFUN_REF_BACK);
 107                         gotowhere=GOTOREF;
 108                         dialog_->buttonGoto->setText(_("&Goto reference"));
 109                         break;
 110                 }
 111 }
 112
 113 void FormRef::updateRefs()
 114 {
 115         // list will be re-done, should go back if necessary
 116         if (gotowhere==GOTOBACK) {
 117                 lv_->getLyXFunc()->Dispatch(LFUN_REF_BACK);
 118                 gotowhere = GOTOREF;
 119                 dialog_->buttonGoto->setText(_("&Goto reference"));
 120         }
 121
 122         dialog_->refs->setAutoUpdate(false);
 123
 124         // need this because Qt will send a highlight() here for
 125         // the first item inserted
 126         string tmp(dialog_->reference->text());
 127
 128         for (vector< string >::const_iterator iter = refs.begin();
 129                 iter != refs.end(); ++iter) {
 130                 if (sort)
 131                         dialog_->refs->inSort(iter->c_str());
 132                 else
 133                         dialog_->refs->insertItem(iter->c_str());
 134         }
 135
 136         dialog_->reference->setText(tmp.c_str());
 137
 138         for (unsigned int i = 0; i < dialog_->refs->count(); ++i) {
 139                 if (!strcmp(dialog_->reference->text(),dialog_->refs->text(i)))
 140                         dialog_->refs->setCurrentItem(i);
 141         }
 142
 143         dialog_->refs->setAutoUpdate(true);
 144         dialog_->refs->update();
 145 }
 146
 147 void FormRef::do_ref_update()
 148 {
 149         refs.clear();
 150         dialog_->refs->clear();
 151         refs = lv_->buffer()->getLabelList();
 152         if (!refs.empty())
 153                 dialog_->sort->setEnabled(true);
 154         updateRefs();
 155 }
 156
 157 void FormRef::update()
 158 {
 159         dialog_->reference->setText(params.getContents().c_str());
 160         dialog_->refname->setText(params.getOptions().c_str());
 161
 162         if (params.getCmdName()=="pageref") {
 163                 type = PAGEREF;
 164                 dialog_->type->setCurrentItem(1);
 165         } else if (params.getCmdName()=="vref") {
 166                 type = VREF;
 167                 dialog_->type->setCurrentItem(2);
 168         } else if (params.getCmdName()=="vpageref") {
 169                 type = VPAGEREF;
 170                 dialog_->type->setCurrentItem(3);
 171         } else if (params.getCmdName()=="prettyref") {
 172                 type = PRETTYREF;
 173                 dialog_->type->setCurrentItem(4);
 174         } else {
 175                 type = REF;
 176                 dialog_->type->setCurrentItem(0);
 177         }
 178
 179         dialog_->buttonGoto->setText(_("&Goto reference"));
 180
 181         gotowhere = GOTOREF;
 182
 183         dialog_->sort->setChecked(sort);
 184
 185         do_ref_update();
 186
 187         dialog_->buttonGoto->setEnabled(params.getContents()!="");
 188         dialog_->buttonOk->setEnabled(params.getContents()!="");
 189
 190         dialog_->type->setEnabled(!readonly);
 191         dialog_->sort->setEnabled(!readonly);
 192         dialog_->refs->setEnabled(!readonly);
 193         dialog_->buttonOk->setEnabled(!readonly);
 194         dialog_->buttonUpdate->setEnabled(!readonly);
 195         if (readonly)
 196                 dialog_->buttonCancel->setText(_("&Close"));
 197         else
 198                 dialog_->buttonCancel->setText(_("&Cancel"));
 199 }
 200
 201 void FormRef::apply()
 202 {
 203         if (readonly)
 204                 return;
 205
 206         if (!lv_->view()->available())
 207                 return;
 208
 209         switch (dialog_->type->currentItem()) {
 210                 case 0:
 211                         params.setCmdName("ref");
 212                         break;
 213                 case 1:
 214                         params.setCmdName("pageref");
 215                         break;
 216                 case 2:
 217                         params.setCmdName("vref");
 218                         break;
 219                 case 3:
 220                         params.setCmdName("vpageref");
 221                         break;
 222                 case 4:
 223                         params.setCmdName("prettyref");
 224                         break;
 225                 default:
 226                         lyxerr[Debug::GUI] << "Unknown Ref Type" << endl;
 227         }
 228
 229         params.setContents(dialog_->reference->text());
 230         params.setOptions(dialog_->refname->text());
 231
 232         if (inset_ != 0) {
 233                 if (params != inset_->params()) {
 234                         inset_->setParams(params);
 235                         lv_->view()->updateInset(inset_, true);
 236                 }
 237         } else
 238                 lv_->getLyXFunc()->Dispatch(LFUN_REF_INSERT, params.getAsString().c_str());
 239 }
 240
 241 void FormRef::show()
 242 {
 243         if (!dialog_)
 244                 dialog_ = new FormRefDialog(this, 0, _("LyX: Cross Reference"), false);
 245
 246         if (!dialog_->isVisible()) {
 247                 h_ = d_->hideBufferDependent.connect(slot(this, &FormRef::hide));
 248                 u_ = d_->updateBufferDependent.connect(slot(this, &FormRef::update));
 249         }
 250
 251         dialog_->raise();
 252         dialog_->setActiveWindow();
 253
 254         update();
 255         dialog_->show();
 256 }
 257
 258 void FormRef::close()
 259 {
 260         h_.disconnect();
 261         u_.disconnect();
 262         ih_.disconnect();
 263         inset_ = 0;
 264 }
 265
 266 void FormRef::hide()
 267 {
 268         dialog_->hide();
 269         close();
 270 }