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 "lyxtextclasslist.h"
  20 #include "lyxtext.h"
  21 #include "debug.h"
  22 #include "BufferView.h"
  23 #include "ParagraphParameters.h"
  24
  25 using SigC::slot;
  26 using Liason::setMinibuffer;
  27 using std::endl;
  28
  29
  30 QParagraph::QParagraph(LyXView *v, Dialogs *d)
  31         : dialog_(0), lv_(v), d_(d), h_(0)
  32 {
  33         d->showParagraph.connect(slot(this, &QParagraph::show));
  34 }
  35
  36
  37 QParagraph::~QParagraph()
  38 {
  39         delete dialog_;
  40 }
  41
  42
  43 void QParagraph::update(bool switched)
  44 {
  45         if (switched) {
  46                 hide();
  47                 return;
  48         }
  49
  50         if (!lv_->view()->available())
  51                 return;
  52
  53         Buffer * buf = lv_->view()->buffer();
  54
  55         if (readonly!=buf->isReadonly()) {
  56                 readonly = buf->isReadonly();
  57                 dialog_->setReadOnly(readonly);
  58         }
  59
  60         LyXText * text(lv_->view()->getLyXText());
  61         Paragraph * par = text->cursor.par();
  62
  63         int align = par->getAlign();
  64
  65         if (align==LYX_ALIGN_LAYOUT)
  66                 align = textclasslist.Style(buf->params.textclass, par->getLayout()).align;
  67
  68         ParagraphParameters * params = &(par->params());
  69
  70         if (params->spaceTop().kind() == VSpace::LENGTH) {
  71                 LyXGlueLength above = params->spaceTop().length();
  72                 lyxerr[Debug::GUI] << "Reading above space : \"" << params->spaceTop().length().asString() << "\"" << endl;
  73                 dialog_->setAboveLength(above.len().value(), above.plus().value(), above.minus().value(),
  74                         above.len().unit(), above.plus().unit(), above.minus().unit());
  75         } else
  76                 dialog_->setAboveLength(0.0, 0.0, 0.0, LyXLength::UNIT_NONE, LyXLength::UNIT_NONE, LyXLength::UNIT_NONE);
  77
  78         if (params->spaceBottom().kind() == VSpace::LENGTH) {
  79                 LyXGlueLength below = params->spaceBottom().length();
  80                 lyxerr[Debug::GUI] << "Reading below space : \"" << params->spaceBottom().length().asString() << "\"" << endl;
  81                 dialog_->setBelowLength(below.len().value(), below.plus().value(), below.minus().value(),
  82                         below.len().unit(), below.plus().unit(), below.minus().unit());
  83         } else
  84                 dialog_->setBelowLength(0.0, 0.0, 0.0, LyXLength::UNIT_NONE, LyXLength::UNIT_NONE, LyXLength::UNIT_NONE);
  85
  86         dialog_->setLabelWidth(text->cursor.par()->getLabelWidthString().c_str());
  87         dialog_->setAlign(align);
  88         dialog_->setChecks(params->lineTop(), params->lineBottom(),
  89                 params->pagebreakTop(), params->pagebreakBottom(), params->noindent());
  90         dialog_->setSpace(params->spaceTop().kind(), params->spaceBottom().kind(),
  91                 params->spaceTop().keep(), params->spaceBottom().keep());
  92
  93         // now the extras page
  94
  95         LyXLength extrawidth;
  96         float val = 0.0;
  97         LyXLength::UNIT unit = LyXLength::CM;
  98         params = &(par->params());
  99         if (isValidLength(params->pextraWidth(), &extrawidth)) {
 100                 lyxerr[Debug::GUI] << "Reading extra width \"" << extrawidth.asString() << "\"" << endl;
 101                 val = extrawidth.value();
 102                 unit = extrawidth.unit();
 103         }
 104
 105         lyxerr[Debug::GUI] << "Reading widthp \"" << params->pextraWidthp() << "\"" << endl;
 106
 107         dialog_->setExtra(val, unit, params->pextraWidthp(),
 108                 params->pextraAlignment(),
 109                 params->pextraHfill(),
 110                 params->pextraStartMinipage(),
 111                 static_cast<Paragraph::PEXTRA_TYPE>(params->pextraType()));
 112 }
 113
 114
 115 void QParagraph::apply()
 116 {
 117         if (readonly)
 118                 return;
 119
 120         VSpace spaceabove;
 121         VSpace spacebelow;
 122
 123         if (dialog_->getSpaceAboveKind()==VSpace::LENGTH)
 124                 spaceabove = VSpace(dialog_->getAboveLength());
 125         else
 126                 spaceabove = VSpace(dialog_->getSpaceAboveKind());
 127
 128         if (dialog_->getSpaceBelowKind()==VSpace::LENGTH)
 129                 spacebelow = VSpace(dialog_->getBelowLength());
 130         else
 131                 spacebelow = VSpace(dialog_->getSpaceBelowKind());
 132
 133         spaceabove.setKeep(dialog_->getAboveKeep());
 134         spacebelow.setKeep(dialog_->getBelowKeep());
 135
 136         lyxerr[Debug::GUI] << "Setting above space \"" << LyXGlueLength(spaceabove.length().asString()).asString() << "\"" << endl;
 137         lyxerr[Debug::GUI] << "Setting below space \"" << LyXGlueLength(spacebelow.length().asString()).asString() << "\"" << endl;
 138
 139         LyXText * text(lv_->view()->getLyXText());
 140         text->setParagraph(lv_->view(),
 141                            dialog_->getLineAbove(), dialog_->getLineBelow(),
 142                            dialog_->getPagebreakAbove(), dialog_->getPagebreakBelow(),
 143                            spaceabove, spacebelow, Spacing(), dialog_->getAlign(),
 144                            dialog_->getLabelWidth(), dialog_->getNoIndent());
 145
 146         // extra stuff
 147
 148         string width("");
 149         string widthp("");
 150
 151         LyXLength extrawidth(dialog_->getExtraWidth());
 152         if (extrawidth.unit()==LyXLength::UNIT_NONE) {
 153                 widthp = dialog_->getExtraWidthPercent();
 154         } else
 155                 width = extrawidth.asString();
 156
 157         lyxerr[Debug::GUI] << "Setting extrawidth \"" << width << "\"" << endl;
 158         lyxerr[Debug::GUI] << "Setting percent extrawidth \"" << widthp << "\"" << endl;
 159
 160         lv_->view()->update(text,
 161                             BufferView::SELECT |
 162                             BufferView::FITCUR |
 163                             BufferView::CHANGE);
 164
 165         lv_->buffer()->markDirty();
 166         setMinibuffer(lv_, _("Paragraph layout set"));
 167 }
 168
 169
 170 void QParagraph::show()
 171 {
 172         if (!dialog_)
 173                 dialog_ = new QParagraphDialog(this, 0,
 174                                                _("LyX: Paragraph Settings"),
 175                                                false);
 176
 177         if (!dialog_->isVisible())
 178                 h_ = d_->hideBufferDependent
 179                         .connect(slot(this, &QParagraph::hide));
 180
 181         dialog_->raise();
 182         dialog_->setActiveWindow();
 183         update();
 184
 185         dialog_->show();
 186 }
 187
 188
 189 void QParagraph::close()
 190 {
 191         h_.disconnect();
 192 }
 193
 194
 195 void QParagraph::hide()
 196 {
 197         dialog_->hide();
 198         close();
 199 }