src/frontends/Toolbars.cpp

   1 /**
   2  * \file Toolbars.cpp
   3  * This file is part of LyX, the document processor.
   4  * Licence details can be found in the file COPYING.
   5  *
   6  * \author Lars Gullik Bjønnes
   7  * \author Angus Leeming
   8  *
   9  * Full author contact details are available in file CREDITS.
  10  */
  11
  12 #include <config.h>
  13
  14 #include "Toolbars.h"
  15
  16 #include "Buffer.h"
  17 #include "BufferParams.h"
  18 #include "debug.h"
  19 #include "FuncRequest.h"
  20 #include "FuncStatus.h"
  21 #include "gettext.h"
  22 #include "LyXFunc.h"
  23 #include "TextClass.h"
  24 #include "LyXView.h"
  25 #include "LyX.h"
  26
  27
  28 namespace lyx {
  29
  30 using std::endl;
  31 using std::string;
  32
  33
  34 Toolbars::Toolbars(LyXView & owner)
  35         : owner_(owner),
  36           layout_(0),
  37           last_textclass_(-1)
  38 {}
  39
  40 #define TurnOnFlag(x)   flags |= ToolbarInfo::x
  41 #define TurnOffFlag(x)  flags &= ~ToolbarInfo::x
  42
  43 void Toolbars::initFlags(ToolbarInfo & tbinfo)
  44 {
  45         ToolbarSection::ToolbarInfo & info = LyX::ref().session().toolbars().load(tbinfo.name);
  46
  47         unsigned int flags = static_cast<unsigned int>(tbinfo.flags);
  48
  49         // Remove default.ui positions. Only when a valid postion is stored
  50         // in the session file the default.ui value will be overwritten
  51         unsigned int save = flags;
  52         TurnOffFlag(TOP);
  53         TurnOffFlag(BOTTOM);
  54         TurnOffFlag(RIGHT);
  55         TurnOffFlag(LEFT);
  56
  57         bool valid_location = true;
  58         // init tbinfo.flags with saved location
  59         if (info.location == ToolbarSection::ToolbarInfo::TOP)
  60                 TurnOnFlag(TOP);
  61         else if (info.location == ToolbarSection::ToolbarInfo::BOTTOM)
  62                 TurnOnFlag(BOTTOM);
  63         else if (info.location == ToolbarSection::ToolbarInfo::RIGHT)
  64                 TurnOnFlag(RIGHT);
  65         else if (info.location == ToolbarSection::ToolbarInfo::LEFT)
  66                 TurnOnFlag(LEFT);
  67         else {
  68                 // use setting from default.ui
  69                 flags = save;
  70                 valid_location = false;
  71         }
  72
  73         // invalid location is for a new toolbar that has no saved information,
  74         // so info.visible is not used for this case.
  75         if (valid_location) {
  76                 // init tbinfo.flags with saved visibility,
  77                 TurnOffFlag(ON);
  78                 TurnOffFlag(OFF);
  79                 TurnOffFlag(AUTO);
  80                 if (info.state == ToolbarSection::ToolbarInfo::ON)
  81                         TurnOnFlag(ON);
  82                 else if (info.state == ToolbarSection::ToolbarInfo::OFF)
  83                         TurnOnFlag(OFF);
  84                 else
  85                         TurnOnFlag(AUTO);
  86         }
  87         /*
  88         std::cout << "State " << info.state << " FLAGS: " << flags
  89                 << " ON:" << (flags & ToolbarBackend::ON)
  90                 << " OFF:" << (flags & ToolbarBackend::OFF)
  91                 << " L:" << (flags & ToolbarBackend::LEFT)
  92                 << " R:" << (flags & ToolbarBackend::RIGHT)
  93                 << " T:" << (flags & ToolbarBackend::TOP)
  94                 << " B:" << (flags & ToolbarBackend::BOTTOM)
  95                 << " MA:" << (flags & ToolbarBackend::MATH)
  96                 << " RE:" << (flags & ToolbarBackend::REVIEW)
  97                 << " TB:" << (flags & ToolbarBackend::TABLE)
  98                 << " AU:" << (flags & ToolbarBackend::AUTO)
  99                 << std::endl;
 100         */
 101         // now set the flags
 102         tbinfo.flags = static_cast<lyx::ToolbarInfo::Flags>(flags);
 103 }
 104
 105
 106 void Toolbars::init()
 107 {
 108         // extracts the toolbars from the backend
 109         ToolbarBackend::Toolbars::iterator cit = toolbarbackend.begin();
 110         ToolbarBackend::Toolbars::iterator end = toolbarbackend.end();
 111
 112         // init flags will also add these toolbars to session if they
 113         // are not already there (e.g. first run of lyx).
 114         for (; cit != end; ++cit)
 115                 initFlags(*cit);
 116
 117         // add toolbars according the order in session
 118         ToolbarSection::ToolbarList::const_iterator tb = LyX::ref().session().toolbars().begin();
 119         ToolbarSection::ToolbarList::const_iterator te = LyX::ref().session().toolbars().end();
 120         ToolbarSection::ToolbarInfo::Location last_loc = ToolbarSection::ToolbarInfo::NOTSET;
 121         int last_posx = 0;
 122         int last_posy = 0;
 123         for (; tb != te; ++tb) {
 124                 LYXERR(Debug::INIT) << "Adding " << tb->get<0>() << " at position " << tb->get<1>().posx << " " << tb->get<1>().posy << endl;
 125                 // add toolbar break if posx or posy changes
 126                 bool newline = tb->get<1>().location == last_loc && (
 127                         // if two toolbars at the same location, assume uninitialized and add toolbar break
 128                         (tb->get<1>().posx == last_posx && tb->get<1>().posy == last_posy) ||
 129                         (last_loc == ToolbarSection::ToolbarInfo::TOP && tb->get<1>().posy != last_posy) ||
 130                         (last_loc == ToolbarSection::ToolbarInfo::BOTTOM && tb->get<1>().posy != last_posy) ||
 131                         (last_loc == ToolbarSection::ToolbarInfo::LEFT && tb->get<1>().posx != last_posx) ||
 132                         (last_loc == ToolbarSection::ToolbarInfo::RIGHT && tb->get<1>().posx != last_posx) );
 133                 // find the backend item and add
 134                 for (cit = toolbarbackend.begin(); cit != end; ++cit)
 135                         if (cit->name == tb->get<0>()) {
 136                                 add(*cit, newline);
 137                                 last_loc = tb->get<1>().location;
 138                                 last_posx = tb->get<1>().posx;
 139                                 last_posy = tb->get<1>().posy;
 140                                 break;
 141                         }
 142         }
 143 }
 144
 145
 146 void Toolbars::display(string const & name, bool show)
 147 {
 148         ToolbarBackend::Toolbars::iterator cit = toolbarbackend.begin();
 149         ToolbarBackend::Toolbars::iterator end = toolbarbackend.end();
 150
 151         for (; cit != end; ++cit) {
 152                 if (cit->name == name) {
 153                         unsigned int flags = cit->flags;
 154                         TurnOffFlag(ON);
 155                         TurnOffFlag(OFF);
 156                         TurnOffFlag(AUTO);
 157                         if (show)
 158                                 TurnOnFlag(ON);
 159                         else
 160                                 TurnOnFlag(OFF);
 161                         cit->flags = static_cast<lyx::ToolbarInfo::Flags>(flags);
 162                         displayToolbar(*cit, show);
 163                         return;
 164                 }
 165         }
 166
 167         LYXERR(Debug::GUI) << "Toolbar::display: no toolbar named "
 168                 << name << endl;
 169 }
 170
 171
 172 ToolbarInfo * Toolbars::getToolbarInfo(string const & name)
 173 {
 174         return toolbarbackend.getUsedToolbarInfo(name);
 175 }
 176
 177
 178 void Toolbars::toggleToolbarState(string const & name, bool allowauto)
 179 {
 180         ToolbarInfo * tbi = toolbarbackend.getUsedToolbarInfo(name);
 181
 182         if (!tbi) {
 183                 LYXERR(Debug::GUI) << "Toolbar::display: no toolbar named "
 184                         << name << endl;
 185                 return;
 186         }
 187
 188         int flags = tbi->flags;
 189         // off -> on
 190         if (flags & ToolbarInfo::OFF) {
 191                 TurnOffFlag(OFF);
 192                 TurnOnFlag(ON);
 193         // auto -> off
 194         } else if (flags & ToolbarInfo::AUTO) {
 195                 TurnOffFlag(AUTO);
 196                 TurnOnFlag(OFF);
 197         } else if (allowauto
 198                    && ((flags & ToolbarInfo::MATH)
 199                        || (flags & ToolbarInfo::TABLE)
 200                        || (flags & ToolbarInfo::REVIEW))) {
 201                 // for math etc, toggle from on -> auto
 202                 TurnOffFlag(ON);
 203                 TurnOnFlag(AUTO);
 204         } else {
 205                 // for others, toggle from on -> off
 206                 TurnOffFlag(ON);
 207                 TurnOnFlag(OFF);
 208         }
 209         tbi->flags = static_cast<ToolbarInfo::Flags>(flags);
 210 }
 211 #undef TurnOnFlag
 212 #undef TurnOffFlag
 213
 214
 215 void Toolbars::update(bool in_math, bool in_table, bool review)
 216 {
 217         update();
 218
 219         // extracts the toolbars from the backend
 220         ToolbarBackend::Toolbars::const_iterator cit = toolbarbackend.begin();
 221         ToolbarBackend::Toolbars::const_iterator end = toolbarbackend.end();
 222
 223         for (; cit != end; ++cit) {
 224                 if (cit->flags & ToolbarInfo::ON)
 225                         displayToolbar(*cit, true);
 226                 else if (cit->flags & ToolbarInfo::OFF)
 227                         displayToolbar(*cit, false);
 228                 else if ((cit->flags & ToolbarInfo::AUTO) && (cit->flags & ToolbarInfo::MATH))
 229                         displayToolbar(*cit, in_math);
 230                 else if ((cit->flags & ToolbarInfo::AUTO) && (cit->flags & ToolbarInfo::TABLE))
 231                         displayToolbar(*cit, in_table);
 232                 else if ((cit->flags & ToolbarInfo::AUTO) && (cit->flags & ToolbarInfo::REVIEW))
 233                         displayToolbar(*cit, review);
 234         }
 235 }
 236
 237
 238 bool Toolbars::visible(string const & name) const
 239 {
 240         std::map<string, ToolbarPtr>::const_iterator it =
 241                 toolbars_.find(name);
 242         if (it == toolbars_.end())
 243                 return false;
 244         return it->second.get()->isVisible();
 245 }
 246
 247
 248 void Toolbars::saveToolbarInfo()
 249 {
 250         ToolbarSection & tb = LyX::ref().session().toolbars();
 251
 252         for (ToolbarBackend::Toolbars::iterator cit = toolbarbackend.begin();
 253                 cit != toolbarbackend.end(); ++cit) {
 254                 ToolbarsMap::iterator it = toolbars_.find(cit->name);
 255                 BOOST_ASSERT(it != toolbars_.end());
 256                 // get toolbar info from session.
 257                 ToolbarSection::ToolbarInfo & info = tb.load(cit->name);
 258                 if (cit->flags & ToolbarInfo::ON)
 259                         info.state = ToolbarSection::ToolbarInfo::ON;
 260                 else if (cit->flags & ToolbarInfo::OFF)
 261                         info.state = ToolbarSection::ToolbarInfo::OFF;
 262                 else if (cit->flags & ToolbarInfo::AUTO)
 263                         info.state = ToolbarSection::ToolbarInfo::AUTO;
 264                 // save other information
 265                 // if auto, frontend should *not* set on/off
 266                 it->second->saveInfo(info);
 267                 // maybe it is useful to update flags with real status. I do not know
 268                 /*
 269                 if (!(cit->flags & ToolbarInfo::AUTO)) {
 270                         unsigned int flags = static_cast<unsigned int>(cit->flags);
 271                         flags &= ~(info.state == ToolbarSection::ToolbarInfo::ON ? ToolbarInfo::OFF : ToolbarInfo::ON);
 272                         flags |= (info.state == ToolbarSection::ToolbarInfo::ON ? ToolbarInfo::ON : ToolbarInfo::OFF);
 273                         if (info.state == ToolbarSection::ToolbarInfo::ON)
 274                         cit->flags = static_cast<lyx::ToolbarInfo::Flags>(flags);
 275                 }
 276                 */
 277         }
 278 }
 279
 280
 281 void Toolbars::setLayout(docstring const & layout)
 282 {
 283         if (layout_)
 284                 layout_->set(layout);
 285 }
 286
 287
 288 bool Toolbars::updateLayoutList(int textclass)
 289 {
 290         // update the layout display
 291         if (last_textclass_ != textclass) {
 292                 if (layout_)
 293                         layout_->update();
 294                 last_textclass_ = textclass;
 295                 return true;
 296         } else
 297                 return false;
 298 }
 299
 300
 301 void Toolbars::openLayoutList()
 302 {
 303         if (layout_)
 304                 layout_->open();
 305 }
 306
 307
 308 void Toolbars::clearLayoutList()
 309 {
 310         last_textclass_ = -1;
 311         if (layout_)
 312                 layout_->clear();
 313 }
 314
 315
 316 void Toolbars::add(ToolbarInfo const & tbinfo, bool newline)
 317 {
 318         ToolbarPtr tb_ptr = owner_.makeToolbar(tbinfo, newline);
 319         toolbars_[tbinfo.name] = tb_ptr;
 320
 321         if (tbinfo.flags & ToolbarInfo::ON)
 322                 tb_ptr->show(false);
 323         else
 324                 tb_ptr->hide(false);
 325
 326         if (tb_ptr->layout())
 327                 layout_ = tb_ptr->layout();
 328 }
 329
 330
 331 void Toolbars::displayToolbar(ToolbarInfo const & tbinfo,
 332                               bool show_it)
 333 {
 334         ToolbarsMap::iterator it = toolbars_.find(tbinfo.name);
 335         BOOST_ASSERT(it != toolbars_.end());
 336
 337         if (show_it)
 338                 it->second->show(true);
 339         else
 340                 it->second->hide(true);
 341 }
 342
 343
 344 void Toolbars::update()
 345 {
 346         ToolbarsMap::const_iterator it = toolbars_.begin();
 347         ToolbarsMap::const_iterator const end = toolbars_.end();
 348         for (; it != end; ++it)
 349                 it->second->update();
 350
 351         bool const enable =
 352                 lyx::getStatus(FuncRequest(LFUN_LAYOUT)).enabled();
 353
 354         if (layout_)
 355                 layout_->setEnabled(enable);
 356 }
 357
 358
 359 void layoutSelected(LyXView & lv, docstring const & name)
 360 {
 361         TextClass const & tc = lv.buffer()->params().getTextClass();
 362
 363         TextClass::const_iterator it  = tc.begin();
 364         TextClass::const_iterator const end = tc.end();
 365         for (; it != end; ++it) {
 366                 docstring const & itname = (*it)->name();
 367                 if (translateIfPossible(itname) == name) {
 368                         FuncRequest const func(LFUN_LAYOUT, itname,
 369                                                FuncRequest::TOOLBAR);
 370                         lv.dispatch(func);
 371                         return;
 372                 }
 373         }
 374         lyxerr << "ERROR (layoutSelected): layout not found!"
 375                << endl;
 376 }
 377
 378
 379 } // namespace lyx