src/frontends/controllers/ControlParagraph.C

   1 // -*- C++ -*-
   2 /**
   3  * \file ControlParagraph.C
   4  * Copyright 2002 The LyX Team.
   5  * See the file COPYING.
   6  *
   7  * \author Edwin Leuven <leuven@fee.uva.nl>
   8  */
   9
  10 #include <config.h>
  11
  12 #ifdef __GNUG__
  13 #pragma implementation
  14 #endif
  15
  16 #include "ControlParagraph.h"
  17 #include "ButtonControllerBase.h"
  18 #include "ViewBase.h"
  19 #include "ParagraphParameters.h"
  20 #include "Liason.h"
  21 #include "LyXView.h"
  22 #include "BufferView.h"
  23 #include "gettext.h"
  24 #include "buffer.h"
  25 #include "lyxtext.h"
  26 #include "support/LAssert.h"
  27 #include "Dialogs.h"
  28 #include <boost/bind.hpp>
  29
  30 using Liason::setMinibuffer;
  31
  32
  33 ControlParagraph::ControlParagraph(LyXView & lv, Dialogs & d)
  34         : ControlDialogBD(lv, d), pp_(0), ininset_(false)
  35 {
  36      d_.updateParagraph.connect(
  37              boost::bind(&ControlParagraph::changedParagraph, this));
  38
  39 }
  40
  41
  42 ControlParagraph::~ControlParagraph()
  43 {}
  44
  45
  46 ParagraphParameters & ControlParagraph::params()
  47 {
  48         lyx::Assert(pp_.get());
  49         return *pp_;
  50 }
  51
  52
  53 bool ControlParagraph::inInset() const
  54 {
  55         return ininset_;
  56 }
  57
  58
  59 LyXAlignment ControlParagraph::alignPossible() const
  60 {
  61         return alignpos_;
  62 }
  63
  64
  65 void ControlParagraph::apply()
  66 {
  67         if (!lv_.view()->available())
  68                 return;
  69
  70         view().apply();
  71
  72         LyXText * text(lv_.view()->getLyXText());
  73         text->setParagraph(lv_.view().get(),
  74                            pp_->lineTop(),
  75                            pp_->lineBottom(),
  76                            pp_->pagebreakTop(),
  77                            pp_->pagebreakBottom(),
  78                            pp_->spaceTop(),
  79                            pp_->spaceBottom(),
  80                            pp_->spacing(),
  81                            pp_->align(),
  82                            pp_->labelWidthString(),
  83                            pp_->noindent());
  84
  85         // Actually apply these settings
  86         lv_.view()->update(text,
  87                            BufferView::SELECT |
  88                            BufferView::FITCUR |
  89                            BufferView::CHANGE);
  90
  91         lv_.buffer()->markDirty();
  92
  93         setMinibuffer(&lv_, _("Paragraph layout set"));
  94 }
  95
  96
  97 void ControlParagraph::setParams()
  98 {
  99         if (!pp_.get())
 100                 pp_.reset(new ParagraphParameters());
 101
 102         /// get paragraph
 103         Paragraph const * par_ = lv_.view()->getLyXText()->cursor.par();
 104
 105         /// Set the paragraph parameters
 106         *pp_ = par_->params();
 107
 108         /// this needs to be done separately
 109         pp_->labelWidthString(par_->getLabelWidthString());
 110
 111         /// alignment
 112         LyXLayout_ptr const & layout = par_->layout();
 113         if (pp_->align() == LYX_ALIGN_LAYOUT)
 114                 pp_->align(layout->align);
 115
 116         /// is alignment possible
 117         alignpos_ = layout->alignpossible;
 118
 119         /// is paragraph in inset
 120         ininset_ = par_->inInset();
 121 }
 122
 123 void ControlParagraph::changedParagraph()
 124 {
 125         /// get paragraph
 126         Paragraph const * p = lv_.view()->getLyXText()->cursor.par();
 127
 128         if (p == 0) // this is wrong as we don't set par_ here! /* || p == par_) */
 129                 return;
 130
 131         // For now, don't bother checking if the params are different.
 132         // Will the underlying paragraph accept our changes?
 133         Inset * const inset = p->inInset();
 134         bool const accept = !(inset && inset->forceDefaultParagraphs(inset));
 135         bc().valid(accept);
 136 }