src/frontends/qt4/GuiToolbar.cpp

   1 /**
   2  * \file qt4/GuiToolbar.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 John Levon
   8  * \author Jean-Marc Lasgouttes
   9  * \author Angus Leeming
  10  * \author Abdelrazak Younes
  11  *
  12  * Full author contact details are available in file CREDITS.
  13  */
  14
  15 #include <config.h>
  16
  17 #include "Buffer.h"
  18 #include "BufferParams.h"
  19 #include "debug.h"
  20 #include "FuncRequest.h"
  21 #include "FuncStatus.h"
  22 #include "gettext.h"
  23 #include "IconPalette.h"
  24 #include "Layout.h"
  25 #include "LyXFunc.h"
  26 #include "ToolbarBackend.h"
  27
  28 #include "GuiView.h"
  29 #include "GuiCommandBuffer.h"
  30 #include "GuiToolbar.h"
  31 #include "LyXAction.h"
  32 #include "Action.h"
  33 #include "qt_helpers.h"
  34 #include "InsertTableWidget.h"
  35
  36 #include "support/filetools.h"
  37 #include "support/lstrings.h"
  38
  39 #include "controllers/ControlMath.h"
  40
  41 #include <QComboBox>
  42 #include <QToolBar>
  43 #include <QToolButton>
  44 #include <QAction>
  45 #include <QPixmap>
  46
  47 namespace lyx {
  48
  49 using std::string;
  50 using std::endl;
  51 using support::FileName;
  52 using support::libFileSearch;
  53 using support::subst;
  54
  55 namespace frontend {
  56
  57 static TextClass const & textClass(LyXView const & lv)
  58 {
  59         return lv.buffer()->params().getTextClass();
  60 }
  61
  62
  63 /////////////////////////////////////////////////////////////////////
  64 //
  65 // GuiLayoutBox
  66 //
  67 /////////////////////////////////////////////////////////////////////
  68
  69 GuiLayoutBox::GuiLayoutBox(GuiViewBase & owner)
  70         : owner_(owner)
  71 {
  72         setSizeAdjustPolicy(QComboBox::AdjustToContents);
  73         setFocusPolicy(Qt::ClickFocus);
  74         setMinimumWidth(sizeHint().width());
  75         setMaxVisibleItems(100);
  76
  77         QObject::connect(this, SIGNAL(activated(QString)),
  78                          this, SLOT(selected(QString)));
  79 }
  80
  81
  82 void GuiLayoutBox::set(docstring const & layout)
  83 {
  84         TextClass const & tc = textClass(owner_);
  85
  86         QString const & name = toqstr(translateIfPossible(tc[layout]->name()));
  87
  88         int i = 0;
  89         for (; i < count(); ++i) {
  90                 if (name == itemText(i))
  91                         break;
  92         }
  93
  94         if (i == count()) {
  95                 lyxerr << "Trying to select non existent layout type "
  96                         << fromqstr(name) << endl;
  97                 return;
  98         }
  99
 100         setCurrentIndex(i);
 101 }
 102
 103
 104 void GuiLayoutBox::updateContents()
 105 {
 106         TextClass const & tc = textClass(owner_);
 107
 108         setUpdatesEnabled(false);
 109         clear();
 110
 111         TextClass::const_iterator it = tc.begin();
 112         TextClass::const_iterator const end = tc.end();
 113         for (; it != end; ++it) {
 114                 // ignore obsolete entries
 115                 if ((*it)->obsoleted_by().empty())
 116                         addItem(toqstr(translateIfPossible((*it)->name())));
 117         }
 118
 119         // needed to recalculate size hint
 120         hide();
 121         setMinimumWidth(sizeHint().width());
 122         show();
 123
 124         setUpdatesEnabled(true);
 125 }
 126
 127
 128 void GuiLayoutBox::selected(const QString & str)
 129 {
 130         owner_.setFocus();
 131         TextClass const & tc = owner_.buffer()->params().getTextClass();
 132         docstring const name = qstring_to_ucs4(str);
 133         TextClass::const_iterator it  = tc.begin();
 134         TextClass::const_iterator const end = tc.end();
 135         for (; it != end; ++it) {
 136                 docstring const & itname = (*it)->name();
 137                 if (translateIfPossible(itname) == name) {
 138                         FuncRequest const func(LFUN_LAYOUT, itname,
 139                                                FuncRequest::TOOLBAR);
 140                         owner_.dispatch(func);
 141                         return;
 142                 }
 143         }
 144         lyxerr << "ERROR (layoutSelected): layout not found!"
 145                << endl;
 146 }
 147
 148
 149
 150 /////////////////////////////////////////////////////////////////////
 151 //
 152 // GuiToolbar
 153 //
 154 /////////////////////////////////////////////////////////////////////
 155
 156
 157 GuiToolbar::GuiToolbar(ToolbarInfo const & tbinfo, GuiViewBase & owner)
 158         : QToolBar(qt_(tbinfo.gui_name), &owner), owner_(owner),
 159           layout_(0), command_buffer_(0)
 160 {
 161         // give visual separation between adjacent toolbars
 162         addSeparator();
 163
 164         // TODO: save toolbar position
 165         setMovable(true);
 166
 167         ToolbarInfo::item_iterator it = tbinfo.items.begin();
 168         ToolbarInfo::item_iterator end = tbinfo.items.end();
 169         for (; it != end; ++it)
 170                 add(*it);
 171 }
 172
 173
 174 Action * GuiToolbar::addItem(ToolbarItem const & item)
 175 {
 176         Action * act = new Action(owner_,
 177                 getIcon(item.func_, false).c_str(),
 178           toqstr(item.label_), item.func_, toqstr(item.label_));
 179         actions_.append(act);
 180         return act;
 181 }
 182
 183
 184 void GuiToolbar::add(ToolbarItem const & item)
 185 {
 186         switch (item.type_) {
 187         case ToolbarItem::SEPARATOR:
 188                 addSeparator();
 189                 break;
 190         case ToolbarItem::LAYOUTS:
 191                 layout_ = new GuiLayoutBox(owner_);
 192                 addWidget(layout_);
 193                 break;
 194         case ToolbarItem::MINIBUFFER:
 195                 command_buffer_ = new GuiCommandBuffer(&owner_);
 196                 addWidget(command_buffer_);
 197                 /// \todo find a Qt4 equivalent to setHorizontalStretchable(true);
 198                 //setHorizontalStretchable(true);
 199                 break;
 200         case ToolbarItem::TABLEINSERT: {
 201                 QToolButton * tb = new QToolButton;
 202                 tb->setCheckable(true);
 203                 tb->setIcon(QPixmap(toqstr(getIcon(FuncRequest(LFUN_TABULAR_INSERT)))));
 204                 tb->setToolTip(qt_(to_ascii(item.label_)));
 205                 tb->setStatusTip(qt_(to_ascii(item.label_)));
 206                 tb->setText(qt_(to_ascii(item.label_)));
 207                 InsertTableWidget * iv = new InsertTableWidget(owner_, tb);
 208                 connect(tb, SIGNAL(clicked(bool)), iv, SLOT(show(bool)));
 209                 connect(iv, SIGNAL(visible(bool)), tb, SLOT(setChecked(bool)));
 210                 connect(this, SIGNAL(updated()), iv, SLOT(updateParent()));
 211                 addWidget(tb);
 212                 break;
 213                 }
 214         case ToolbarItem::ICONPALETTE: {
 215                 QToolButton * tb = new QToolButton(this);
 216                 tb->setToolTip(qt_(to_ascii(item.label_)));
 217                 tb->setStatusTip(qt_(to_ascii(item.label_)));
 218                 tb->setText(qt_(to_ascii(item.label_)));
 219                 connect(this, SIGNAL(iconSizeChanged(QSize)),
 220                         tb, SLOT(setIconSize(QSize)));
 221                 IconPalette * panel = new IconPalette(tb);
 222                 panel->setWindowTitle(qt_(to_ascii(item.label_)));
 223                 connect(this, SIGNAL(updated()), panel, SLOT(updateParent()));
 224                 ToolbarInfo const * tbinfo = toolbarbackend.getDefinedToolbarInfo(item.name_);
 225                 if (!tbinfo) {
 226                         lyxerr << "Unknown toolbar " << item.name_ << endl;
 227                         break;
 228                 }
 229                 ToolbarInfo::item_iterator it = tbinfo->items.begin();
 230                 ToolbarInfo::item_iterator const end = tbinfo->items.end();
 231                 for (; it != end; ++it)
 232                         if (!getStatus(it->func_).unknown()) {
 233                                 panel->addButton(addItem(*it));
 234                                 // use the icon of first action for the toolbar button
 235                                 if (it == tbinfo->items.begin())
 236                                         tb->setIcon(QPixmap(getIcon(it->func_).c_str()));
 237                         }
 238                 tb->setCheckable(true);
 239                 connect(tb, SIGNAL(clicked(bool)), panel, SLOT(setVisible(bool)));
 240                 connect(panel, SIGNAL(visible(bool)), tb, SLOT(setChecked(bool)));
 241                 addWidget(tb);
 242                 break;
 243                 }
 244         case ToolbarItem::POPUPMENU: {
 245                 QToolButton * tb = new QToolButton;
 246                 tb->setPopupMode(QToolButton::InstantPopup);
 247                 tb->setToolTip(qt_(to_ascii(item.label_)));
 248                 tb->setStatusTip(qt_(to_ascii(item.label_)));
 249                 tb->setText(qt_(to_ascii(item.label_)));
 250                 FileName icon_path = libFileSearch("images/math", item.name_, "png");
 251                 tb->setIcon(QIcon(toqstr(icon_path.absFilename())));
 252                 connect(this, SIGNAL(iconSizeChanged(QSize)),
 253                         tb, SLOT(setIconSize(QSize)));
 254
 255                 ButtonMenu * m = new ButtonMenu(qt_(to_ascii(item.label_)), tb);
 256                 m->setWindowTitle(qt_(to_ascii(item.label_)));
 257                 m->setTearOffEnabled(true);
 258                 connect(this, SIGNAL(updated()), m, SLOT(updateParent()));
 259                 ToolbarInfo const * tbinfo = toolbarbackend.getDefinedToolbarInfo(item.name_);
 260                 if (!tbinfo) {
 261                         lyxerr << "Unknown toolbar " << item.name_ << endl;
 262                         break;
 263                 }
 264                 ToolbarInfo::item_iterator it = tbinfo->items.begin();
 265                 ToolbarInfo::item_iterator const end = tbinfo->items.end();
 266                 for (; it != end; ++it)
 267                         if (!getStatus(it->func_).unknown())
 268                                 m->add(addItem(*it));
 269                 tb->setMenu(m);
 270                 addWidget(tb);
 271                 break;
 272                 }
 273         case ToolbarItem::COMMAND: {
 274                 if (!getStatus(item.func_).unknown())
 275                         addAction(addItem(item));
 276                 break;
 277                 }
 278         default:
 279                 break;
 280         }
 281 }
 282
 283
 284 void GuiToolbar::saveInfo(ToolbarSection::ToolbarInfo & tbinfo)
 285 {
 286         // if tbinfo.state == auto *do not* set on/off
 287         if (tbinfo.state != ToolbarSection::ToolbarInfo::AUTO) {
 288                 if (GuiToolbar::isVisible())
 289                         tbinfo.state = ToolbarSection::ToolbarInfo::ON;
 290                 else
 291                         tbinfo.state = ToolbarSection::ToolbarInfo::OFF;
 292         }
 293         //
 294         // no need to save it here.
 295         Qt::ToolBarArea loc = owner_.toolBarArea(this);
 296
 297         if (loc == Qt::TopToolBarArea)
 298                 tbinfo.location = ToolbarSection::ToolbarInfo::TOP;
 299         else if (loc == Qt::BottomToolBarArea)
 300                 tbinfo.location = ToolbarSection::ToolbarInfo::BOTTOM;
 301         else if (loc == Qt::RightToolBarArea)
 302                 tbinfo.location = ToolbarSection::ToolbarInfo::RIGHT;
 303         else if (loc == Qt::LeftToolBarArea)
 304                 tbinfo.location = ToolbarSection::ToolbarInfo::LEFT;
 305         else
 306                 tbinfo.location = ToolbarSection::ToolbarInfo::NOTSET;
 307
 308         // save toolbar position. They are not used to restore toolbar position
 309         // now because move(x,y) does not work for toolbar.
 310         tbinfo.posx = pos().x();
 311         tbinfo.posy = pos().y();
 312 }
 313
 314
 315 void GuiToolbar::updateContents()
 316 {
 317         // update visible toolbars only
 318         if (!isVisible())
 319                 return;
 320         // This is a speed bottleneck because this is called on every keypress
 321         // and update calls getStatus, which copies the cursor at least two times
 322         for (int i = 0; i < actions_.size(); ++i)
 323                 actions_[i]->update();
 324
 325         // emit signal
 326         updated();
 327 }
 328
 329
 330 string const getIcon(FuncRequest const & f, bool unknown)
 331 {
 332         using frontend::find_png;
 333
 334         string fullname;
 335
 336         switch (f.action) {
 337         case LFUN_MATH_INSERT:
 338                 if (!f.argument().empty())
 339                         fullname = find_png(to_utf8(f.argument()).substr(1));
 340                 break;
 341         case LFUN_MATH_DELIM:
 342         case LFUN_MATH_BIGDELIM:
 343                 fullname = find_png(to_utf8(f.argument()));
 344                 break;
 345         default:
 346                 string const name = lyxaction.getActionName(f.action);
 347                 string png_name = name;
 348
 349                 if (!f.argument().empty())
 350                         png_name = subst(name + ' ' + to_utf8(f.argument()), ' ', '_');
 351
 352                 fullname = libFileSearch("images", png_name, "png").absFilename();
 353
 354                 if (fullname.empty()) {
 355                         // try without the argument
 356                         fullname = libFileSearch("images", name, "png").absFilename();
 357                 }
 358         }
 359
 360         if (!fullname.empty()) {
 361                 LYXERR(Debug::GUI) << "Full icon name is `"
 362                                    << fullname << '\'' << endl;
 363                 return fullname;
 364         }
 365
 366         LYXERR(Debug::GUI) << "Cannot find icon for command \""
 367                            << lyxaction.getActionName(f.action)
 368                            << '(' << to_utf8(f.argument()) << ")\"" << endl;
 369         if (unknown)
 370                 return libFileSearch("images", "unknown", "png").absFilename();
 371         else
 372                 return string();
 373 }
 374
 375
 376 } // namespace frontend
 377 } // namespace lyx
 378
 379 #include "GuiToolbar_moc.cpp"