src/frontends/qt2/QParagraph.C

   1 /**
   2  * \file QParagraph.C
   3  * Copyright 2001 LyX Team
   4  * see the file COPYING
   5  *
   6  * \author John Levon, moz@compsoc.man.ac.uk
   7  */
   8
   9 #include <config.h>
  10
  11 #include "QParagraphDialog.h"
  12
  13 #include "QParagraph.h"
  14 #include "Liason.h"
  15 #include "gettext.h"
  16 #include "buffer.h"
  17 #include "QtLyXView.h"
  18 #include "lyxtextclasslist.h"
  19 #include "lyxtext.h"
  20 #include "debug.h"
  21 #include "BufferView.h"
  22 #include "ParagraphParameters.h"
  23
  24 using SigC::slot;
  25 using Liason::setMinibuffer;
  26 using std::endl;
  27
  28
  29 QParagraph::QParagraph(LyXView *v, Dialogs *d)
  30         : dialog_(0), lv_(v), d_(d), h_(0)
  31 {
  32         d->showParagraph.connect(slot(this, &QParagraph::show));
  33 }
  34
  35
  36 QParagraph::~QParagraph()
  37 {
  38         delete dialog_;
  39 }
  40
  41
  42 void QParagraph::update(bool switched)
  43 {
  44         if (switched) {
  45                 hide();
  46                 return;
  47         }
  48
  49         if (!lv_->view()->available())
  50                 return;
  51
  52         Buffer * buf = lv_->view()->buffer();
  53
  54         if (readonly!=buf->isReadonly()) {
  55                 readonly = buf->isReadonly();
  56                 dialog_->setReadOnly(readonly);
  57         }
  58
  59         LyXText * text(lv_->view()->getLyXText());
  60         Paragraph * par = text->cursor.par();
  61
  62         int align = par->getAlign();
  63
  64         if (align==LYX_ALIGN_LAYOUT)
  65                 align = textclasslist.Style(buf->params.textclass, par->getLayout()).align;
  66
  67         ParagraphParameters * params = &(par->params());
  68
  69         if (params->spaceTop().kind() == VSpace::LENGTH) {
  70                 LyXGlueLength above = params->spaceTop().length();
  71                 lyxerr[Debug::GUI] << "Reading above space : \"" << params->spaceTop().length().asString() << "\"" << endl;
  72                 dialog_->setAboveLength(above.len().value(), above.plus().value(), above.minus().value(),
  73                         above.len().unit(), above.plus().unit(), above.minus().unit());
  74         } else
  75                 dialog_->setAboveLength(0.0, 0.0, 0.0, LyXLength::UNIT_NONE, LyXLength::UNIT_NONE, LyXLength::UNIT_NONE);
  76
  77         if (params->spaceBottom().kind() == VSpace::LENGTH) {
  78                 LyXGlueLength below = params->spaceBottom().length();
  79                 lyxerr[Debug::GUI] << "Reading below space : \"" << params->spaceBottom().length().asString() << "\"" << endl;
  80                 dialog_->setBelowLength(below.len().value(), below.plus().value(), below.minus().value(),
  81                         below.len().unit(), below.plus().unit(), below.minus().unit());
  82         } else
  83                 dialog_->setBelowLength(0.0, 0.0, 0.0, LyXLength::UNIT_NONE, LyXLength::UNIT_NONE, LyXLength::UNIT_NONE);
  84
  85         dialog_->setLabelWidth(text->cursor.par()->getLabelWidthString().c_str());
  86         dialog_->setAlign(align);
  87         dialog_->setChecks(params->lineTop(), params->lineBottom(),
  88                 params->pagebreakTop(), params->pagebreakBottom(), params->noindent());
  89         dialog_->setSpace(params->spaceTop().kind(), params->spaceBottom().kind(),
  90                 params->spaceTop().keep(), params->spaceBottom().keep());
  91
  92         // now the extras page
  93
  94         LyXLength extrawidth;
  95         float val = 0.0;
  96         LyXLength::UNIT unit = LyXLength::CM;
  97         params = &(par->params());
  98         if (isValidLength(params->pextraWidth(), &extrawidth)) {
  99                 lyxerr[Debug::GUI] << "Reading extra width \"" << extrawidth.asString() << "\"" << endl;
 100                 val = extrawidth.value();
 101                 unit = extrawidth.unit();
 102         }
 103
 104         lyxerr[Debug::GUI] << "Reading widthp \"" << params->pextraWidthp() << "\"" << endl;
 105
 106         dialog_->setExtra(val, unit, params->pextraWidthp(),
 107                 params->pextraAlignment(),
 108                 params->pextraHfill(),
 109                 params->pextraStartMinipage(),
 110                 static_cast<Paragraph::PEXTRA_TYPE>(params->pextraType()));
 111 }
 112
 113
 114 void QParagraph::apply()
 115 {
 116         if (readonly)
 117                 return;
 118
 119         VSpace spaceabove;
 120         VSpace spacebelow;
 121
 122         if (dialog_->getSpaceAboveKind()==VSpace::LENGTH)
 123                 spaceabove = VSpace(dialog_->getAboveLength());
 124         else
 125                 spaceabove = VSpace(dialog_->getSpaceAboveKind());
 126
 127         if (dialog_->getSpaceBelowKind()==VSpace::LENGTH)
 128                 spacebelow = VSpace(dialog_->getBelowLength());
 129         else
 130                 spacebelow = VSpace(dialog_->getSpaceBelowKind());
 131
 132         spaceabove.setKeep(dialog_->getAboveKeep());
 133         spacebelow.setKeep(dialog_->getBelowKeep());
 134
 135         lyxerr[Debug::GUI] << "Setting above space \"" << LyXGlueLength(spaceabove.length().asString()).asString() << "\"" << endl;
 136         lyxerr[Debug::GUI] << "Setting below space \"" << LyXGlueLength(spacebelow.length().asString()).asString() << "\"" << endl;
 137
 138         LyXText * text(lv_->view()->getLyXText());
 139         text->setParagraph(lv_->view(),
 140                            dialog_->getLineAbove(), dialog_->getLineBelow(),
 141                            dialog_->getPagebreakAbove(), dialog_->getPagebreakBelow(),
 142                            spaceabove, spacebelow, Spacing(), dialog_->getAlign(),
 143                            dialog_->getLabelWidth(), dialog_->getNoIndent());
 144
 145         // extra stuff
 146
 147         string width("");
 148         string widthp("");
 149
 150         LyXLength extrawidth(dialog_->getExtraWidth());
 151         if (extrawidth.unit()==LyXLength::UNIT_NONE) {
 152                 widthp = dialog_->getExtraWidthPercent();
 153         } else
 154                 width = extrawidth.asString();
 155
 156         lyxerr[Debug::GUI] << "Setting extrawidth \"" << width << "\"" << endl;
 157         lyxerr[Debug::GUI] << "Setting percent extrawidth \"" << widthp << "\"" << endl;
 158
 159         lv_->view()->update(text,
 160                             BufferView::SELECT |
 161                             BufferView::FITCUR |
 162                             BufferView::CHANGE);
 163
 164         lv_->buffer()->markDirty();
 165         setMinibuffer(lv_, _("Paragraph layout set"));
 166 }
 167
 168
 169 void QParagraph::show()
 170 {
 171         if (!dialog_)
 172                 dialog_ = new QParagraphDialog(this, 0,
 173                                                _("LyX: Paragraph Settings"),
 174                                                false);
 175
 176         if (!dialog_->isVisible())
 177                 h_ = d_->hideBufferDependent
 178                         .connect(slot(this, &QParagraph::hide));
 179
 180         dialog_->raise();
 181         dialog_->setActiveWindow();
 182         update();
 183
 184         dialog_->show();
 185 }
 186
 187
 188 void QParagraph::close()
 189 {
 190         h_.disconnect();
 191 }
 192
 193
 194 void QParagraph::hide()
 195 {
 196         dialog_->hide();
 197         close();
 198 }