src/frontends/controllers/ControlParagraph.C

   1 // -*- C++ -*-
   2 /**
   3  * \file ControlParagraph.C
   4  * This file is part of LyX, the document processor.
   5  * Licence details can be found in the file COPYING.
   6  *
   7  * \author Edwin Leuven
   8  *
   9  * Full author contact details are available in file CREDITS
  10  */
  11
  12 #include <config.h>
  13
  14
  15 #include "ControlParagraph.h"
  16
  17 #include "ButtonControllerBase.h"
  18 #include "ViewBase.h"
  19
  20 #include "buffer.h"
  21 #include "BufferView.h"
  22 #include "gettext.h"
  23 #include "lyxtext.h"
  24 #include "ParagraphParameters.h"
  25
  26 #include "frontends/LyXView.h"
  27 #include "support/LAssert.h"
  28
  29
  30 ControlParagraph::ControlParagraph(LyXView & lv, Dialogs & d)
  31         : ControlDialogBD(lv, d), pp_(0), ininset_(false)
  32 {}
  33
  34
  35 ControlParagraph::~ControlParagraph()
  36 {}
  37
  38
  39 ParagraphParameters & ControlParagraph::params()
  40 {
  41         lyx::Assert(pp_.get());
  42         return *pp_;
  43 }
  44
  45
  46 bool ControlParagraph::inInset() const
  47 {
  48         return ininset_;
  49 }
  50
  51
  52 LyXAlignment ControlParagraph::alignPossible() const
  53 {
  54         return alignpossible_;
  55 }
  56
  57
  58 LyXAlignment ControlParagraph::alignDefault() const
  59 {
  60         return aligndefault_;
  61 }
  62
  63
  64 void ControlParagraph::apply()
  65 {
  66         if (!bufferIsAvailable())
  67                 return;
  68
  69         view().apply();
  70
  71         LyXText * text(bufferview()->getLyXText());
  72         text->setParagraph(bufferview(),
  73                            pp_->lineTop(),
  74                            pp_->lineBottom(),
  75                            pp_->pagebreakTop(),
  76                            pp_->pagebreakBottom(),
  77                            pp_->spaceTop(),
  78                            pp_->spaceBottom(),
  79                            pp_->spacing(),
  80                            pp_->align(),
  81                            pp_->labelWidthString(),
  82                            pp_->noindent());
  83
  84         // Actually apply these settings
  85         bufferview()->update(text,
  86                              BufferView::SELECT |
  87                              BufferView::FITCUR |
  88                              BufferView::CHANGE);
  89
  90         buffer()->markDirty();
  91
  92         lv_.message(_("Paragraph layout set"));
  93 }
  94
  95
  96 void ControlParagraph::setParams()
  97 {
  98         if (!pp_.get())
  99                 pp_.reset(new ParagraphParameters());
 100
 101         /// get paragraph
 102         Paragraph const * par_ = bufferview()->getLyXText()->cursor.par();
 103
 104         /// Set the paragraph parameters
 105         *pp_ = par_->params();
 106
 107         /// this needs to be done separately
 108         pp_->labelWidthString(par_->getLabelWidthString());
 109
 110         /// alignment
 111         LyXLayout_ptr const & layout = par_->layout();
 112         if (pp_->align() == LYX_ALIGN_LAYOUT)
 113                 pp_->align(layout->align);
 114
 115         /// is alignment possible
 116         alignpossible_ = layout->alignpossible;
 117
 118         /// set default alignment
 119         aligndefault_ = layout->align;
 120
 121         /// is paragraph in inset
 122         ininset_ = par_->inInset();
 123 }
 124
 125
 126 void ControlParagraph::changedParagraph()
 127 {
 128         /// get paragraph
 129         Paragraph const * p = bufferview()->getLyXText()->cursor.par();
 130
 131         if (p == 0) // this is wrong as we don't set par_ here! /* || p == par_) */
 132                 return;
 133
 134         // For now, don't bother checking if the params are different.
 135         // Will the underlying paragraph accept our changes?
 136         Inset * const inset = p->inInset();
 137         bool const accept = !(inset && inset->forceDefaultParagraphs(inset));
 138         bc().valid(accept);
 139 }