src/insets/InsetBranch.cpp

   1 /**
   2  * \file InsetBranch.cpp
   3  * This file is part of LyX, the document processor.
   4  * Licence details can be found in the file COPYING.
   5  *
   6  * \author Martin Vermeer
   7  *
   8  * Full author contact details are available in file CREDITS.
   9  */
  10
  11 #include <config.h>
  12
  13 #include "InsetBranch.h"
  14
  15 #include "Buffer.h"
  16 #include "BufferParams.h"
  17 #include "BufferView.h"
  18 #include "BranchList.h"
  19 #include "ColorSet.h"
  20 #include "Counters.h"
  21 #include "Cursor.h"
  22 #include "DispatchResult.h"
  23 #include "FuncRequest.h"
  24 #include "FuncStatus.h"
  25 #include "Lexer.h"
  26 #include "OutputParams.h"
  27 #include "TextClass.h"
  28 #include "TocBackend.h"
  29
  30 #include "support/debug.h"
  31 #include "support/gettext.h"
  32
  33 #include "frontends/Application.h"
  34
  35 #include <sstream>
  36
  37 using namespace std;
  38
  39
  40 namespace lyx {
  41
  42 InsetBranch::InsetBranch(Buffer const & buf, InsetBranchParams const & params)
  43         : InsetCollapsable(buf), params_(params)
  44 {
  45         // override the default for InsetCollapsable, which is to
  46         // use the plain layout.
  47         DocumentClass const & dc = buf.params().documentClass();
  48         paragraphs().back().setDefaultLayout(dc);
  49 }
  50
  51
  52 InsetBranch::~InsetBranch()
  53 {
  54         hideDialogs("branch", this);
  55 }
  56
  57
  58 docstring InsetBranch::editMessage() const
  59 {
  60         return _("Opened Branch Inset");
  61 }
  62
  63
  64 void InsetBranch::write(ostream & os) const
  65 {
  66         params_.write(os);
  67         InsetCollapsable::write(os);
  68 }
  69
  70
  71 void InsetBranch::read(Lexer & lex)
  72 {
  73         params_.read(lex);
  74         InsetCollapsable::read(lex);
  75 }
  76
  77
  78 docstring InsetBranch::toolTip(BufferView const &, int, int) const
  79 {
  80         return _("Branch: ") + params_.branch;
  81 }
  82
  83
  84 docstring const InsetBranch::buttonLabel(BufferView const & bv) const
  85 {
  86         docstring s = _("Branch: ") + params_.branch;
  87         Buffer const & realbuffer = *buffer().masterBuffer();
  88         BranchList const & branchlist = realbuffer.params().branchlist();
  89         if (!branchlist.find(params_.branch))
  90                 s = _("Branch (child only): ") + params_.branch;
  91         if (!params_.branch.empty()) {
  92                 // FIXME UNICODE
  93                 ColorCode c = lcolor.getFromLyXName(to_utf8(params_.branch));
  94                 if (c == Color_none)
  95                         s = _("Undef: ") + s;
  96         }
  97         if (decoration() == InsetLayout::CLASSIC)
  98                 return isOpen(bv) ? s : getNewLabel(s);
  99         else
 100                 return params_.branch + ": " + getNewLabel(s);
 101 }
 102
 103
 104 ColorCode InsetBranch::backgroundColor() const
 105 {
 106         if (params_.branch.empty())
 107                 return Inset::backgroundColor();
 108         // FIXME UNICODE
 109         ColorCode c = lcolor.getFromLyXName(to_utf8(params_.branch));
 110         if (c == Color_none)
 111                 c = Color_error;
 112         return c;
 113 }
 114
 115
 116 bool InsetBranch::showInsetDialog(BufferView * bv) const
 117 {
 118         bv->showDialog("branch", params2string(params()),
 119                         const_cast<InsetBranch *>(this));
 120         return true;
 121 }
 122
 123
 124 void InsetBranch::doDispatch(Cursor & cur, FuncRequest & cmd)
 125 {
 126         switch (cmd.action) {
 127         case LFUN_INSET_MODIFY: {
 128                 InsetBranchParams params;
 129                 InsetBranch::string2params(to_utf8(cmd.argument()), params);
 130                 params_.branch = params.branch;
 131                 setLayout(cur.buffer()->params());
 132                 break;
 133         }
 134
 135         case LFUN_MOUSE_PRESS:
 136                 if (cmd.button() != mouse_button::button3)
 137                         InsetCollapsable::doDispatch(cur, cmd);
 138                 else
 139                         cur.undispatched();
 140                 break;
 141
 142         case LFUN_INSET_DIALOG_UPDATE:
 143                 cur.bv().updateDialog("branch", params2string(params()));
 144                 break;
 145
 146         case LFUN_INSET_TOGGLE:
 147                 if (cmd.argument() == "assign")
 148                         setStatus(cur, isBranchSelected() ? Open : Collapsed);
 149                 else
 150                         InsetCollapsable::doDispatch(cur, cmd);
 151                 break;
 152
 153         default:
 154                 InsetCollapsable::doDispatch(cur, cmd);
 155                 break;
 156         }
 157 }
 158
 159
 160 bool InsetBranch::getStatus(Cursor & cur, FuncRequest const & cmd,
 161                 FuncStatus & flag) const
 162 {
 163         switch (cmd.action) {
 164         case LFUN_INSET_MODIFY:
 165         case LFUN_INSET_DIALOG_UPDATE:
 166                 flag.setEnabled(true);
 167                 break;
 168
 169         case LFUN_INSET_TOGGLE:
 170                 if (cmd.argument() == "assign") {
 171                         flag.setEnabled(true);
 172                         break;
 173                 }
 174                 //fall through to generic InsetCollapsable implmementation
 175
 176         default:
 177                 return InsetCollapsable::getStatus(cur, cmd, flag);
 178         }
 179         return true;
 180 }
 181
 182
 183 bool InsetBranch::isBranchSelected() const
 184 {
 185         Buffer const & realbuffer = *buffer().masterBuffer();
 186         BranchList const & branchlist = realbuffer.params().branchlist();
 187         Branch const * ourBranch = branchlist.find(params_.branch);
 188         if (!ourBranch)
 189                 return false;
 190         return ourBranch->isSelected();
 191 }
 192
 193
 194 int InsetBranch::latex(odocstream & os, OutputParams const & runparams) const
 195 {
 196         return isBranchSelected() ?  InsetText::latex(os, runparams) : 0;
 197 }
 198
 199
 200 int InsetBranch::plaintext(odocstream & os,
 201                            OutputParams const & runparams) const
 202 {
 203         if (!isBranchSelected())
 204                 return 0;
 205
 206         os << '[' << buffer().B_("branch") << ' ' << params_.branch << ":\n";
 207         InsetText::plaintext(os, runparams);
 208         os << "\n]";
 209
 210         return PLAINTEXT_NEWLINE + 1; // one char on a separate line
 211 }
 212
 213
 214 int InsetBranch::docbook(odocstream & os,
 215                          OutputParams const & runparams) const
 216 {
 217         return isBranchSelected() ?  InsetText::docbook(os, runparams) : 0;
 218 }
 219
 220
 221 void InsetBranch::tocString(odocstream & os) const
 222 {
 223         if (isBranchSelected())
 224                 InsetCollapsable::tocString(os);
 225 }
 226
 227
 228 void InsetBranch::validate(LaTeXFeatures & features) const
 229 {
 230         if (isBranchSelected())
 231                 InsetCollapsable::validate(features);
 232 }
 233
 234
 235 bool InsetBranch::isMacroScope() const
 236 {
 237         // Its own scope if not selected by buffer
 238         return !isBranchSelected();
 239 }
 240
 241
 242 string InsetBranch::params2string(InsetBranchParams const & params)
 243 {
 244         ostringstream data;
 245         data << "branch" << ' ';
 246         params.write(data);
 247         return data.str();
 248 }
 249
 250
 251 void InsetBranch::string2params(string const & in, InsetBranchParams & params)
 252 {
 253         params = InsetBranchParams();
 254         if (in.empty())
 255                 return;
 256
 257         istringstream data(in);
 258         Lexer lex;
 259         lex.setStream(data);
 260         lex.setContext("InsetBranch::string2params");
 261         lex >> "branch" >> "Branch";
 262         params.read(lex);
 263 }
 264
 265
 266 void InsetBranch::addToToc(DocIterator const & cpit)
 267 {
 268         DocIterator pit = cpit;
 269         pit.push_back(CursorSlice(*this));
 270
 271         Toc & toc = buffer().tocBackend().toc("branch");
 272         docstring const str = params_.branch + ": " + text().getPar(0).asString();
 273         toc.push_back(TocItem(pit, 0, str));
 274         // Proceed with the rest of the inset.
 275         InsetCollapsable::addToToc(cpit);
 276 }
 277
 278
 279 void InsetBranchParams::write(ostream & os) const
 280 {
 281         os << "Branch " << to_utf8(branch) << '\n';
 282 }
 283
 284
 285 void InsetBranchParams::read(Lexer & lex)
 286 {
 287         lex.eatLine();
 288         branch = lex.getDocString();
 289 }
 290
 291 } // namespace lyx