src/frontends/qt4/GuiExternal.cpp

   1 /**
   2  * \file GuiExternal.cpp
   3  * This file is part of LyX, the document processor.
   4  * Licence details can be found in the file COPYING.
   5  *
   6  * \author John Levon
   7  * \author Angus Leeming
   8  * \author Asger Alstrup
   9  *
  10  * Full author contact details are available in file CREDITS.
  11  */
  12
  13 #include <config.h>
  14
  15 #include "GuiExternal.h"
  16
  17 #include "FuncRequest.h"
  18 #include "support/gettext.h"
  19 #include "Length.h"
  20 #include "LyXRC.h"
  21
  22 #include "insets/ExternalSupport.h"
  23 #include "insets/ExternalTemplate.h"
  24 #include "insets/InsetExternal.h"
  25
  26 #include "graphics/GraphicsCache.h"
  27 #include "graphics/GraphicsCacheItem.h"
  28 #include "graphics/GraphicsImage.h"
  29
  30 #include "support/convert.h"
  31 #include "support/filetools.h"
  32 #include "support/lstrings.h"
  33 #include "support/lyxlib.h"
  34 #include "support/os.h"
  35
  36 #include "LengthCombo.h"
  37 #include "qt_helpers.h"
  38 #include "Validator.h"
  39
  40 #include <QCheckBox>
  41 #include <QLineEdit>
  42 #include <QPushButton>
  43 #include <QTabWidget>
  44 #include <QTextBrowser>
  45
  46 using namespace std;
  47 using namespace lyx::support;
  48
  49 namespace lyx {
  50 namespace frontend {
  51
  52 using namespace external;
  53
  54 namespace {
  55
  56 RotationDataType origins[] = {
  57         RotationData::DEFAULT,
  58         RotationData::TOPLEFT,
  59         RotationData::BOTTOMLEFT,
  60         RotationData::BASELINELEFT,
  61         RotationData::CENTER,
  62         RotationData::TOPCENTER,
  63         RotationData::BOTTOMCENTER,
  64         RotationData::BASELINECENTER,
  65         RotationData::TOPRIGHT,
  66         RotationData::BOTTOMRIGHT,
  67         RotationData::BASELINERIGHT
  68 };
  69
  70
  71 // These are the strings, corresponding to the above, that the GUI should
  72 // use. Note that they can/should be translated.
  73 char const * const origin_gui_strs[] = {
  74         N_("Default"),
  75         N_("Top left"), N_("Bottom left"), N_("Baseline left"),
  76         N_("Center"), N_("Top center"), N_("Bottom center"), N_("Baseline center"),
  77         N_("Top right"), N_("Bottom right"), N_("Baseline right")
  78 };
  79
  80 external::Template getTemplate(int i)
  81 {
  82         external::TemplateManager::Templates::const_iterator i1
  83                 = external::TemplateManager::get().getTemplates().begin();
  84         advance(i1, i);
  85         return i1->second;
  86 }
  87
  88 } // namespace anon
  89
  90
  91 GuiExternal::GuiExternal(GuiView & lv)
  92         : GuiDialog(lv, "external", qt_("External Material")), bbChanged_(false)
  93 {
  94         setupUi(this);
  95
  96         connect(okPB, SIGNAL(clicked()), this, SLOT(slotOK()));
  97         connect(applyPB, SIGNAL(clicked()), this, SLOT(slotApply()));
  98         connect(closePB, SIGNAL(clicked()), this, SLOT(slotClose()));
  99
 100         connect(displayCB, SIGNAL(toggled(bool)),
 101                 showCO, SLOT(setEnabled(bool)));
 102         connect(displayCB, SIGNAL(toggled(bool)),
 103                 displayscaleED, SLOT(setEnabled(bool)));
 104         connect(showCO, SIGNAL(activated(QString)),
 105                 this, SLOT(change_adaptor()));
 106         connect(originCO, SIGNAL(activated(int)),
 107                 this, SLOT(change_adaptor()));
 108         connect(aspectratioCB, SIGNAL(stateChanged(int)),
 109                 this, SLOT(change_adaptor()));
 110         connect(browsePB, SIGNAL(clicked()),
 111                 this, SLOT(browseClicked()));
 112         connect(externalCO, SIGNAL(activated(QString)),
 113                 this, SLOT(templateChanged()));
 114         connect(extraED, SIGNAL(textChanged(QString)),
 115                 this, SLOT(extraChanged(QString)));
 116         connect(extraFormatCO, SIGNAL(activated(QString)),
 117                 this, SLOT(formatChanged(QString)));
 118         connect(widthUnitCO, SIGNAL(activated(int)),
 119                 this, SLOT(widthUnitChanged()));
 120         connect(heightUnitCO, SIGNAL(selectionChanged(lyx::Length::UNIT)),
 121                 this, SLOT(change_adaptor()));
 122         connect(displayCB, SIGNAL(stateChanged(int)),
 123                 this, SLOT(change_adaptor()));
 124         connect(displayscaleED, SIGNAL(textChanged(QString)),
 125                 this, SLOT(change_adaptor()));
 126         connect(angleED, SIGNAL(textChanged(QString)),
 127                 this, SLOT(change_adaptor()));
 128         connect(widthED, SIGNAL(textChanged(QString)),
 129                 this, SLOT(sizeChanged()));
 130         connect(heightED, SIGNAL(textChanged(QString)),
 131                 this, SLOT(sizeChanged()));
 132         connect(fileED, SIGNAL(textChanged(QString)),
 133                 this, SLOT(change_adaptor()));
 134         connect(clipCB, SIGNAL(stateChanged(int)),
 135                 this, SLOT(change_adaptor()));
 136         connect(getbbPB, SIGNAL(clicked()), this, SLOT(getbbClicked()));
 137         connect(xrED, SIGNAL(textChanged(QString)), this, SLOT(bbChanged()));
 138         connect(ytED, SIGNAL(textChanged(QString)), this, SLOT(bbChanged()));
 139         connect(xlED, SIGNAL(textChanged(QString)), this, SLOT(bbChanged()));
 140         connect(ybED, SIGNAL(textChanged(QString)), this, SLOT(bbChanged()));
 141         connect(draftCB, SIGNAL(clicked()), this, SLOT(change_adaptor()));
 142
 143         QIntValidator * validator = new QIntValidator(displayscaleED);
 144         validator->setBottom(1);
 145         displayscaleED->setValidator(validator);
 146
 147         angleED->setValidator(new QDoubleValidator(-360, 360, 2, angleED));
 148
 149         xlED->setValidator(new QIntValidator(xlED));
 150         ybED->setValidator(new QIntValidator(ybED));
 151         xrED->setValidator(new QIntValidator(xrED));
 152         ytED->setValidator(new QIntValidator(ytED));
 153
 154         widthED->setValidator(unsignedLengthValidator(widthED));
 155         heightED->setValidator(unsignedLengthValidator(heightED));
 156
 157         setFocusProxy(fileED);
 158
 159         bc().setPolicy(ButtonPolicy::NoRepeatedApplyReadOnlyPolicy);
 160
 161         bc().setOK(okPB);
 162         bc().setApply(applyPB);
 163         bc().setCancel(closePB);
 164
 165         bc().addReadOnly(fileED);
 166         bc().addReadOnly(browsePB);
 167         bc().addReadOnly(externalCO);
 168         bc().addReadOnly(draftCB);
 169         bc().addReadOnly(displayscaleED);
 170         bc().addReadOnly(showCO);
 171         bc().addReadOnly(displayCB);
 172         bc().addReadOnly(angleED);
 173         bc().addReadOnly(originCO);
 174         bc().addReadOnly(heightUnitCO);
 175         bc().addReadOnly(heightED);
 176         bc().addReadOnly(aspectratioCB);
 177         bc().addReadOnly(widthUnitCO);
 178         bc().addReadOnly(widthED);
 179         bc().addReadOnly(clipCB);
 180         bc().addReadOnly(getbbPB);
 181         bc().addReadOnly(ytED);
 182         bc().addReadOnly(xlED);
 183         bc().addReadOnly(xrED);
 184         bc().addReadOnly(ybED);
 185         bc().addReadOnly(extraFormatCO);
 186         bc().addReadOnly(extraED);
 187
 188         bc().addCheckedLineEdit(angleED, angleLA);
 189         bc().addCheckedLineEdit(displayscaleED, scaleLA);
 190         bc().addCheckedLineEdit(heightED, heightLA);
 191         bc().addCheckedLineEdit(widthED, widthLA);
 192         bc().addCheckedLineEdit(xlED, lbLA);
 193         bc().addCheckedLineEdit(ybED, lbLA);
 194         bc().addCheckedLineEdit(xrED, rtLA);
 195         bc().addCheckedLineEdit(ytED, rtLA);
 196         bc().addCheckedLineEdit(fileED, fileLA);
 197
 198         external::TemplateManager::Templates::const_iterator i1, i2;
 199         i1 = external::TemplateManager::get().getTemplates().begin();
 200         i2 = external::TemplateManager::get().getTemplates().end();
 201         for (; i1 != i2; ++i1)
 202                 externalCO->addItem(qt_(i1->second.lyxName));
 203
 204         // Fill the origins combo
 205         for (size_t i = 0; i != sizeof(origins) / sizeof(origins[0]); ++i)
 206                 originCO->addItem(qt_(origin_gui_strs[i]));
 207
 208         // Fill the width combo
 209         widthUnitCO->addItem(qt_("Scale%"));
 210         for (int i = 0; i < num_units; i++)
 211                 widthUnitCO->addItem(qt_(unit_name_gui[i]));
 212 }
 213
 214
 215 bool GuiExternal::activateAspectratio() const
 216 {
 217         if (widthUnitCO->currentIndex() == 0)
 218                 return false;
 219
 220         string const wstr = fromqstr(widthED->text());
 221         if (wstr.empty())
 222                 return false;
 223         bool const wIsDbl = isStrDbl(wstr);
 224         if (wIsDbl && float_equal(convert<double>(wstr), 0.0, 0.05))
 225                 return false;
 226         Length l;
 227         if (!wIsDbl && (!isValidLength(wstr, &l) || l.zero()))
 228                 return false;
 229
 230         string const hstr = fromqstr(heightED->text());
 231         if (hstr.empty())
 232                 return false;
 233         bool const hIsDbl = isStrDbl(hstr);
 234         if (hIsDbl && float_equal(convert<double>(hstr), 0.0, 0.05))
 235                 return false;
 236         if (!hIsDbl && (!isValidLength(hstr, &l) || l.zero()))
 237                 return false;
 238
 239         return true;
 240 }
 241
 242
 243 void GuiExternal::bbChanged()
 244 {
 245         bbChanged_ = true;
 246         changed();
 247 }
 248
 249
 250 void GuiExternal::browseClicked()
 251 {
 252         int const choice =  externalCO->currentIndex();
 253         QString const template_name = toqstr(getTemplate(choice).lyxName);
 254         QString const str = browse(fileED->text(), template_name);
 255         if (!str.isEmpty()) {
 256                 fileED->setText(str);
 257                 changed();
 258         }
 259 }
 260
 261
 262 void GuiExternal::change_adaptor()
 263 {
 264         changed();
 265 }
 266
 267
 268 void GuiExternal::extraChanged(const QString & text)
 269 {
 270         extra_[extraFormatCO->currentText()] = text;
 271         changed();
 272 }
 273
 274
 275 void GuiExternal::formatChanged(const QString & format)
 276 {
 277         extraED->setText(extra_[format]);
 278 }
 279
 280
 281 void GuiExternal::getbbClicked()
 282 {
 283         xlED->setText("0");
 284         ybED->setText("0");
 285         xrED->setText("0");
 286         ytED->setText("0");
 287
 288         string const filename = fromqstr(fileED->text());
 289         if (filename.empty())
 290                 return;
 291
 292         FileName const abs_file(support::makeAbsPath(filename, fromqstr(bufferFilepath())));
 293
 294         // try to get it from the file, if possible
 295         string bb = readBB_from_PSFile(abs_file);
 296         if (bb.empty()) {
 297                 // we don't, so ask the Graphics Cache if it has loaded the file
 298                 int width = 0;
 299                 int height = 0;
 300
 301                 graphics::Cache & gc = graphics::Cache::get();
 302                 if (gc.inCache(abs_file)) {
 303                         graphics::Image const * image = gc.item(abs_file)->image();
 304
 305                         if (image) {
 306                                 width  = image->width();
 307                                 height = image->height();
 308                         }
 309                 }
 310                 bb = "0 0 " + convert<string>(width) + ' ' + convert<string>(height);
 311         }
 312
 313         xlED->setText(toqstr(token(bb, ' ', 0)));
 314         ybED->setText(toqstr(token(bb, ' ', 1)));
 315         xrED->setText(toqstr(token(bb, ' ', 2)));
 316         ytED->setText(toqstr(token(bb, ' ', 3)));
 317
 318         bbChanged_ = false;
 319 }
 320
 321
 322 void GuiExternal::sizeChanged()
 323 {
 324         aspectratioCB->setEnabled(activateAspectratio());
 325         changed();
 326 }
 327
 328
 329 void GuiExternal::templateChanged()
 330 {
 331         updateTemplate();
 332         changed();
 333 }
 334
 335
 336 void GuiExternal::widthUnitChanged()
 337 {
 338         bool useHeight = (widthUnitCO->currentIndex() > 0);
 339
 340         if (useHeight)
 341                 widthED->setValidator(unsignedLengthValidator(widthED));
 342         else
 343                 widthED->setValidator(new QDoubleValidator(0, 1000, 2, widthED));
 344
 345         heightED->setEnabled(useHeight);
 346         heightUnitCO->setEnabled(useHeight);
 347         changed();
 348 }
 349
 350
 351 static Length::UNIT defaultUnit()
 352 {
 353         Length::UNIT default_unit = Length::CM;
 354         switch (lyxrc.default_papersize) {
 355         case PAPER_USLETTER:
 356         case PAPER_USLEGAL:
 357         case PAPER_USEXECUTIVE:
 358                 default_unit = Length::IN;
 359                 break;
 360         default:
 361                 break;
 362         }
 363         return default_unit;
 364 }
 365
 366
 367 static void setDisplay(
 368         QCheckBox & displayCB, QComboBox & showCO, QLineEdit & scaleED,
 369         external::DisplayType display, unsigned int scale, bool read_only)
 370 {
 371         int item = 0;
 372         switch (display) {
 373         case external::DefaultDisplay:
 374                 item = 0;
 375                 break;
 376         case external::MonochromeDisplay:
 377                 item = 1;
 378                 break;
 379         case external::GrayscaleDisplay:
 380                 item = 2;
 381                 break;
 382         case external::ColorDisplay:
 383                 item = 3;
 384                 break;
 385         case external::PreviewDisplay:
 386                 item = 4;
 387                 break;
 388         case external::NoDisplay:
 389                 item = 0;
 390                 break;
 391         }
 392
 393         showCO.setCurrentIndex(item);
 394         bool const no_display = display == external::NoDisplay;
 395         showCO.setEnabled(!no_display && !read_only);
 396         displayCB.setChecked(!no_display);
 397         scaleED.setEnabled(!no_display && !read_only);
 398         scaleED.setText(QString::number(scale));
 399 }
 400
 401
 402 static external::DisplayType display(QCheckBox const & displayCB,
 403         QComboBox const & showCO)
 404 {
 405         if (!displayCB.isChecked())
 406                 return external::NoDisplay;
 407         switch (showCO.currentIndex()) {
 408         default:
 409         case 0:
 410                 return external::DefaultDisplay;
 411         case 1:
 412                 return external::MonochromeDisplay;
 413         case 2:
 414                 return external::GrayscaleDisplay;
 415         case 3:
 416                 return external::ColorDisplay;
 417         case 4:
 418                 return external::PreviewDisplay;
 419         }
 420 }
 421
 422
 423 static void setRotation(QLineEdit & angleED, QComboBox & originCO,
 424         external::RotationData const & data)
 425 {
 426         originCO.setCurrentIndex(int(data.origin()));
 427         angleED.setText(toqstr(data.angle));
 428 }
 429
 430
 431 static void getRotation(external::RotationData & data,
 432         QLineEdit const & angleED, QComboBox const & originCO)
 433 {
 434         typedef external::RotationData::OriginType OriginType;
 435
 436         data.origin(static_cast<OriginType>(originCO.currentIndex()));
 437         data.angle = fromqstr(angleED.text());
 438 }
 439
 440
 441 static void setSize(QLineEdit & widthED, QComboBox & widthUnitCO,
 442         QLineEdit & heightED, LengthCombo & heightUnitCO,
 443         QCheckBox & aspectratioCB,
 444         external::ResizeData const & data)
 445 {
 446         bool using_scale = data.usingScale();
 447         string scale = data.scale;
 448         if (data.no_resize()) {
 449                 // Everything is zero, so default to this!
 450                 using_scale = true;
 451                 scale = "100";
 452         }
 453
 454         if (using_scale) {
 455                 widthED.setText(toqstr(scale));
 456                 widthUnitCO.setCurrentIndex(0);
 457         } else {
 458                 widthED.setText(QString::number(data.width.value()));
 459                 // Because 'Scale' is position 0...
 460                 // Note also that width cannot be zero here, so
 461                 // we don't need to worry about the default unit.
 462                 widthUnitCO.setCurrentIndex(data.width.unit() + 1);
 463         }
 464
 465         string const h = data.height.zero() ? string() : data.height.asString();
 466         Length::UNIT default_unit = data.width.zero() ?
 467                 defaultUnit() : data.width.unit();
 468         lengthToWidgets(&heightED, &heightUnitCO, h, default_unit);
 469
 470         heightED.setEnabled(!using_scale);
 471         heightUnitCO.setEnabled(!using_scale);
 472
 473         aspectratioCB.setChecked(data.keepAspectRatio);
 474
 475         bool const disable_aspectRatio = using_scale ||
 476                 data.width.zero() || data.height.zero();
 477         aspectratioCB.setEnabled(!disable_aspectRatio);
 478 }
 479
 480
 481 static void getSize(external::ResizeData & data,
 482         QLineEdit const & widthED, QComboBox const & widthUnitCO,
 483         QLineEdit const & heightED, LengthCombo const & heightUnitCO,
 484         QCheckBox const & aspectratioCB)
 485 {
 486         string const width = fromqstr(widthED.text());
 487
 488         if (widthUnitCO.currentIndex() > 0) {
 489                 // Subtract one, because scale is 0.
 490                 int const unit = widthUnitCO.currentIndex() - 1;
 491
 492                 Length w;
 493                 if (isValidLength(width, &w))
 494                         data.width = w;
 495                 else if (isStrDbl(width))
 496                         data.width = Length(convert<double>(width),
 497                                            static_cast<Length::UNIT>(unit));
 498                 else
 499                         data.width = Length();
 500
 501                 data.scale = string();
 502
 503         } else {
 504                 // scaling instead of a width
 505                 data.scale = width;
 506                 data.width = Length();
 507         }
 508
 509         data.height = Length(widgetsToLength(&heightED, &heightUnitCO));
 510
 511         data.keepAspectRatio = aspectratioCB.isChecked();
 512 }
 513
 514
 515 void setCrop(QCheckBox & clipCB,
 516         QLineEdit & xlED, QLineEdit & ybED,
 517         QLineEdit & xrED, QLineEdit & ytED,
 518         external::ClipData const & data)
 519 {
 520         clipCB.setChecked(data.clip);
 521         graphics::BoundingBox const & bbox = data.bbox;
 522         xlED.setText(QString::number(bbox.xl));
 523         ybED.setText(QString::number(bbox.yb));
 524         xrED.setText(QString::number(bbox.xr));
 525         ytED.setText(QString::number(bbox.yt));
 526 }
 527
 528
 529 static void getCrop(external::ClipData & data,
 530         QCheckBox const & clipCB,
 531         QLineEdit const & xlED, QLineEdit const & ybED,
 532         QLineEdit const & xrED, QLineEdit const & ytED,
 533         bool bb_changed)
 534 {
 535         data.clip = clipCB.isChecked();
 536
 537         if (!bb_changed)
 538                 return;
 539
 540         data.bbox.xl = xlED.text().toInt();
 541         data.bbox.yb = ybED.text().toInt();
 542         data.bbox.xr = xrED.text().toInt();
 543         data.bbox.yt = ytED.text().toInt();
 544 }
 545
 546
 547 void GuiExternal::updateContents()
 548 {
 549         tab->setCurrentIndex(0);
 550
 551         string const name =
 552                 params_.filename.outputFilename(fromqstr(bufferFilepath()));
 553         fileED->setText(toqstr(name));
 554
 555         int index = -1;
 556         external::TemplateManager::Templates::const_iterator i1, i2;
 557         i1 = external::TemplateManager::get().getTemplates().begin();
 558         i2 = external::TemplateManager::get().getTemplates().end();
 559         for (int i = 0; i1 != i2; ++i1, ++i) {
 560                 if (i1->second.lyxName == params_.templatename()) {
 561                         index = i;
 562                         break;
 563                 }
 564         }
 565
 566         externalCO->setCurrentIndex(index);
 567         updateTemplate();
 568
 569         draftCB->setChecked(params_.draft);
 570
 571         setDisplay(*displayCB, *showCO, *displayscaleED,
 572                    params_.display, params_.lyxscale, isBufferReadonly());
 573
 574         setRotation(*angleED, *originCO, params_.rotationdata);
 575
 576         setSize(*widthED, *widthUnitCO, *heightED, *heightUnitCO,
 577                 *aspectratioCB, params_.resizedata);
 578
 579         setCrop(*clipCB, *xlED, *ybED, *xrED, *ytED, params_.clipdata);
 580         bbChanged_ = !params_.clipdata.bbox.empty();
 581
 582         isValid();
 583 }
 584
 585
 586 void GuiExternal::updateTemplate()
 587 {
 588         external::Template templ = getTemplate(externalCO->currentIndex());
 589         externalTB->setPlainText(qt_(templ.helpText));
 590
 591         // Ascertain which (if any) transformations the template supports
 592         // and disable tabs hosting unsupported transforms.
 593         typedef vector<external::TransformID> TransformIDs;
 594         TransformIDs const transformIds = templ.transformIds;
 595         TransformIDs::const_iterator tr_begin = transformIds.begin();
 596         TransformIDs::const_iterator const tr_end = transformIds.end();
 597
 598         bool found = std::find(tr_begin, tr_end, external::Rotate) != tr_end;
 599         tab->setTabEnabled(tab->indexOf(rotatetab), found);
 600         found = std::find(tr_begin, tr_end, external::Resize) != tr_end;
 601         tab->setTabEnabled(tab->indexOf(scaletab), found);
 602
 603         found = std::find(tr_begin, tr_end, external::Clip) != tr_end;
 604         tab->setTabEnabled(tab->indexOf(croptab), found);
 605
 606         found = std::find(tr_begin, tr_end, external::Extra) != tr_end;
 607         tab->setTabEnabled(tab->indexOf(optionstab), found);
 608
 609         if (!found)
 610                 return;
 611
 612         // Ascertain whether the template has any formats supporting
 613         // the 'Extra' option
 614         extra_.clear();
 615         extraED->clear();
 616         extraFormatCO->clear();
 617
 618         external::Template::Formats::const_iterator it  = templ.formats.begin();
 619         external::Template::Formats::const_iterator end = templ.formats.end();
 620         for (; it != end; ++it) {
 621                 if (it->second.option_transformers.find(external::Extra) ==
 622                     it->second.option_transformers.end())
 623                         continue;
 624                 string const format = it->first;
 625                 string const opt = params_.extradata.get(format);
 626                 extraFormatCO->addItem(toqstr(format));
 627                 extra_[toqstr(format)] = toqstr(opt);
 628         }
 629
 630         bool const enabled = extraFormatCO->count()  > 0;
 631
 632         tab->setTabEnabled(tab->indexOf(optionstab), enabled);
 633         extraED->setEnabled(enabled && !isBufferReadonly());
 634         extraFormatCO->setEnabled(enabled);
 635
 636         if (enabled) {
 637                 extraFormatCO->setCurrentIndex(0);
 638                 extraED->setText(extra_[extraFormatCO->currentText()]);
 639         }
 640 }
 641
 642
 643 void GuiExternal::applyView()
 644 {
 645         params_.filename.set(fromqstr(fileED->text()), fromqstr(bufferFilepath()));
 646         params_.settemplate(getTemplate(externalCO->currentIndex()).lyxName);
 647
 648         params_.draft = draftCB->isChecked();
 649         params_.lyxscale = displayscaleED->text().toInt();
 650         params_.display = display(*displayCB, *showCO);
 651
 652         if (tab->isTabEnabled(tab->indexOf(rotatetab)))
 653                 getRotation(params_.rotationdata, *angleED, *originCO);
 654
 655         if (tab->isTabEnabled(tab->indexOf(scaletab)))
 656                 getSize(params_.resizedata, *widthED, *widthUnitCO,
 657                         *heightED, *heightUnitCO, *aspectratioCB);
 658
 659         if (tab->isTabEnabled(tab->indexOf(croptab)))
 660                 getCrop(params_.clipdata, *clipCB, *xlED, *ybED,
 661                         *xrED, *ytED, bbChanged_);
 662
 663         if (tab->isTabEnabled(tab->indexOf(optionstab))) {
 664                 MapType::const_iterator it = extra_.begin();
 665                 MapType::const_iterator const end = extra_.end();
 666                 for (; it != end; ++it)
 667                         params_.extradata.set(fromqstr(it.key()), fromqstr(it.value().trimmed()));
 668         }
 669 }
 670
 671
 672 bool GuiExternal::initialiseParams(string const & data)
 673 {
 674         InsetExternal::string2params(data, buffer(), params_);
 675         return true;
 676 }
 677
 678
 679 void GuiExternal::clearParams()
 680 {
 681         params_ = InsetExternalParams();
 682 }
 683
 684
 685 void GuiExternal::dispatchParams()
 686 {
 687         string const lfun = InsetExternal::params2string(params_, buffer());
 688         dispatch(FuncRequest(getLfun(), lfun));
 689 }
 690
 691
 692 static QStringList templateFilters(QString const & template_name)
 693 {
 694         /// Determine the template file extension
 695         external::TemplateManager const & etm =
 696                 external::TemplateManager::get();
 697         external::Template const * const et_ptr =
 698                 etm.getTemplateByName(fromqstr(template_name));
 699
 700         return fileFilters(et_ptr ? toqstr(et_ptr->fileRegExp) : QString());
 701 }
 702
 703
 704 QString GuiExternal::browse(QString const & input,
 705                                      QString const & template_name) const
 706 {
 707         QString const title = qt_("Select external file");
 708         QString const bufpath = bufferFilepath();
 709         QStringList const filter = templateFilters(template_name);
 710
 711         QString const label1 = qt_("Documents|#o#O");
 712         QString const dir1 = toqstr(lyxrc.document_path);
 713
 714         return browseRelFile(input, bufpath, title, filter, false, label1, dir1);
 715 }
 716
 717
 718 Dialog * createGuiExternal(GuiView & lv) { return new GuiExternal(lv); }
 719
 720
 721 } // namespace frontend
 722 } // namespace lyx
 723
 724 #include "GuiExternal_moc.cpp"