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 "Dialogs.h"
  15 #include "Liason.h"
  16 #include "gettext.h"
  17 #include "buffer.h"
  18 #include "QtLyXView.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 = 0;
  60
  61         if (lv_->view()->theLockingInset())
  62                 text = lv_->view()->theLockingInset()->getLyXText(lv_->view());
  63
  64         if (!text)
  65                 text = lv_->view()->text;
  66
  67         Paragraph * par = text->cursor.par();
  68
  69         int align = par->getAlign();
  70
  71         if (align==LYX_ALIGN_LAYOUT)
  72                 align = textclasslist.Style(buf->params.textclass, par->getLayout()).align;
  73
  74         ParagraphParameters * params = &(par->params());
  75
  76         if (params->spaceTop().kind() == VSpace::LENGTH) {
  77                 LyXGlueLength above = params->spaceTop().length();
  78                 lyxerr[Debug::GUI] << "Reading above space : \"" << params->spaceTop().length().asString() << "\"" << endl;
  79                 dialog_->setAboveLength(above.value(), above.plusValue(), above.minusValue(),
  80                         above.unit(), above.plusUnit(), above.minusUnit());
  81         } else
  82                 dialog_->setAboveLength(0.0, 0.0, 0.0, LyXLength::UNIT_NONE, LyXLength::UNIT_NONE, LyXLength::UNIT_NONE);
  83
  84         if (params->spaceBottom().kind() == VSpace::LENGTH) {
  85                 LyXGlueLength below = params->spaceBottom().length();
  86                 lyxerr[Debug::GUI] << "Reading below space : \"" << params->spaceBottom().length().asString() << "\"" << endl;
  87                 dialog_->setBelowLength(below.value(), below.plusValue(), below.minusValue(),
  88                         below.unit(), below.plusUnit(), below.minusUnit());
  89         } else
  90                 dialog_->setBelowLength(0.0, 0.0, 0.0, LyXLength::UNIT_NONE, LyXLength::UNIT_NONE, LyXLength::UNIT_NONE);
  91
  92         dialog_->setLabelWidth(text->cursor.par()->getLabelWidthString().c_str());
  93         dialog_->setAlign(align);
  94         dialog_->setChecks(params->lineTop(), params->lineBottom(),
  95                 params->pagebreakTop(), params->pagebreakBottom(), params->noindent());
  96         dialog_->setSpace(params->spaceTop().kind(), params->spaceBottom().kind(),
  97                 params->spaceTop().keep(), params->spaceBottom().keep());
  98
  99         // now the extras page
 100
 101         LyXLength extrawidth;
 102         float val = 0.0;
 103         LyXLength::UNIT unit = LyXLength::CM;
 104         params = &(par->params());
 105         if (isValidLength(params->pextraWidth(), &extrawidth)) {
 106                 lyxerr[Debug::GUI] << "Reading extra width \"" << extrawidth.asString() << "\"" << endl;
 107                 val = extrawidth.value();
 108                 unit = extrawidth.unit();
 109         }
 110
 111         lyxerr[Debug::GUI] << "Reading widthp \"" << params->pextraWidthp() << "\"" << endl;
 112
 113         dialog_->setExtra(val, unit, params->pextraWidthp(),
 114                 params->pextraAlignment(),
 115                 params->pextraHfill(),
 116                 params->pextraStartMinipage(),
 117                 static_cast<Paragraph::PEXTRA_TYPE>(params->pextraType()));
 118 }
 119
 120
 121 void QParagraph::apply()
 122 {
 123         if (readonly)
 124                 return;
 125
 126         VSpace spaceabove;
 127         VSpace spacebelow;
 128
 129         if (dialog_->getSpaceAboveKind()==VSpace::LENGTH)
 130                 spaceabove = VSpace(dialog_->getAboveLength());
 131         else
 132                 spaceabove = VSpace(dialog_->getSpaceAboveKind());
 133
 134         if (dialog_->getSpaceBelowKind()==VSpace::LENGTH)
 135                 spacebelow = VSpace(dialog_->getBelowLength());
 136         else
 137                 spacebelow = VSpace(dialog_->getSpaceBelowKind());
 138
 139         spaceabove.setKeep(dialog_->getAboveKeep());
 140         spacebelow.setKeep(dialog_->getBelowKeep());
 141
 142         lyxerr[Debug::GUI] << "Setting above space \"" << LyXGlueLength(spaceabove.length().asString()).asString() << "\"" << endl;
 143         lyxerr[Debug::GUI] << "Setting below space \"" << LyXGlueLength(spacebelow.length().asString()).asString() << "\"" << endl;
 144
 145         lv_->view()->text->setParagraph(lv_->view(),
 146                 dialog_->getLineAbove(), dialog_->getLineBelow(),
 147                 dialog_->getPagebreakAbove(), dialog_->getPagebreakBelow(),
 148                 spaceabove, spacebelow, Spacing(), dialog_->getAlign(),
 149                 dialog_->getLabelWidth(), dialog_->getNoIndent());
 150
 151         // extra stuff
 152
 153         string width("");
 154         string widthp("");
 155
 156         LyXLength extrawidth(dialog_->getExtraWidth());
 157         if (extrawidth.unit()==LyXLength::UNIT_NONE) {
 158                 widthp = dialog_->getExtraWidthPercent();
 159         } else
 160                 width = extrawidth.asString();
 161
 162         lyxerr[Debug::GUI] << "Setting extrawidth \"" << width << "\"" << endl;
 163         lyxerr[Debug::GUI] << "Setting percent extrawidth \"" << widthp << "\"" << endl;
 164
 165         lv_->view()->update(lv_->view()->text,
 166                             BufferView::SELECT |
 167                             BufferView::FITCUR |
 168                             BufferView::CHANGE);
 169
 170         lv_->buffer()->markDirty();
 171         setMinibuffer(lv_, _("Paragraph layout set"));
 172 }
 173
 174
 175 void QParagraph::show()
 176 {
 177         if (!dialog_)
 178                 dialog_ = new QParagraphDialog(this, 0,
 179                                                _("LyX: Paragraph Settings"),
 180                                                false);
 181
 182         if (!dialog_->isVisible())
 183                 h_ = d_->hideBufferDependent
 184                         .connect(slot(this, &QParagraph::hide));
 185
 186         dialog_->raise();
 187         dialog_->setActiveWindow();
 188         update();
 189
 190         dialog_->show();
 191 }
 192
 193
 194 void QParagraph::close()
 195 {
 196         h_.disconnect();
 197 }
 198
 199
 200 void QParagraph::hide()
 201 {
 202         dialog_->hide();
 203         close();
 204 }