src/frontends/qt4/GuiInclude.cpp

   1 /**
   2  * \file GuiInclude.cpp
   3  * This file is part of LyX, the document processor.
   4  * Licence details can be found in the file COPYING.
   5  *
   6  * \author Alejandro Aguilar Sierra
   7  * \author John Levon
   8  * \author Angus Leeming
   9  *
  10  * Full author contact details are available in file CREDITS.
  11  */
  12
  13 #include <config.h>
  14
  15 #include "GuiInclude.h"
  16
  17 #include "Buffer.h"
  18 #include "FuncRequest.h"
  19 #include "LyXRC.h"
  20
  21 #include "qt_helpers.h"
  22 #include "LyXRC.h"
  23
  24 #include "support/gettext.h"
  25 #include "support/lstrings.h"
  26 #include "support/os.h"
  27 #include "support/FileName.h"
  28 #include "support/filetools.h"
  29
  30 #include "insets/InsetListingsParams.h"
  31 #include "insets/InsetInclude.h"
  32
  33 #include <QPushButton>
  34 #include <QCheckBox>
  35 #include <QLineEdit>
  36
  37 #include <utility>
  38
  39 using namespace std;
  40 using namespace lyx::support;
  41 using namespace lyx::support::os;
  42
  43 namespace lyx {
  44 namespace frontend {
  45
  46
  47 GuiInclude::GuiInclude(GuiView & lv)
  48         : GuiDialog(lv, "include", qt_("Child Document")),
  49           params_(insetCode("include"))
  50 {
  51         setupUi(this);
  52
  53         connect(okPB, SIGNAL(clicked()), this, SLOT(slotOK()));
  54         connect(closePB, SIGNAL(clicked()), this, SLOT(slotClose()));
  55
  56         connect(visiblespaceCB, SIGNAL(clicked()), this, SLOT(change_adaptor()));
  57         connect(filenameED, SIGNAL(textChanged(const QString &)),
  58                 this, SLOT(change_adaptor()));
  59         connect(editPB, SIGNAL(clicked()), this, SLOT(edit()));
  60         connect(browsePB, SIGNAL(clicked()), this, SLOT(browse()));
  61         connect(typeCO, SIGNAL(activated(int)), this, SLOT(change_adaptor()));
  62         connect(typeCO, SIGNAL(activated(int)), this, SLOT(typeChanged(int)));
  63         connect(previewCB, SIGNAL(clicked()), this, SLOT(change_adaptor()));
  64         connect(captionLE, SIGNAL(textChanged(const QString&)), this, SLOT(change_adaptor()));
  65         connect(labelLE, SIGNAL(textChanged(const QString&)), this, SLOT(change_adaptor()));
  66         connect(listingsED, SIGNAL(textChanged()), this, SLOT(change_adaptor()));
  67         connect(listingsED, SIGNAL(textChanged()), this, SLOT(set_listings_msg()));
  68         connect(bypassCB, SIGNAL(clicked()), this, SLOT(change_adaptor()));
  69         connect(bypassCB, SIGNAL(clicked()), this, SLOT(set_listings_msg()));
  70
  71         setFocusProxy(filenameED);
  72
  73         bc().setPolicy(ButtonPolicy::OkApplyCancelReadOnlyPolicy);
  74         bc().setOK(okPB);
  75         bc().setCancel(closePB);
  76         bc().addReadOnly(filenameED);
  77         bc().addReadOnly(browsePB);
  78         bc().addReadOnly(visiblespaceCB);
  79         bc().addReadOnly(typeCO);
  80         bc().addReadOnly(listingsED);
  81
  82         bc().addCheckedLineEdit(filenameED, filenameLA);
  83 }
  84
  85
  86 void GuiInclude::change_adaptor()
  87 {
  88         changed();
  89 }
  90
  91
  92 docstring GuiInclude::validate_listings_params()
  93 {
  94         // use a cache here to avoid repeated validation
  95         // of the same parameters
  96         static string param_cache = string();
  97         static docstring msg_cache = docstring();
  98
  99         if (typeCO->currentIndex() != 3 || bypassCB->isChecked())
 100                 return docstring();
 101
 102         string params = fromqstr(listingsED->toPlainText());
 103         if (params != param_cache) {
 104                 param_cache = params;
 105                 msg_cache = InsetListingsParams(params).validate();
 106         }
 107         return msg_cache;
 108 }
 109
 110
 111 void GuiInclude::set_listings_msg()
 112 {
 113         static bool isOK = true;
 114         docstring msg = validate_listings_params();
 115         if (msg.empty()) {
 116                 if (isOK)
 117                         return;
 118                 isOK = true;
 119                 listingsTB->setPlainText(
 120                         qt_("Input listing parameters on the right. Enter ? for a list of parameters."));
 121         } else {
 122                 isOK = false;
 123                 listingsTB->setPlainText(toqstr(msg));
 124         }
 125 }
 126
 127
 128 void GuiInclude::typeChanged(int v)
 129 {
 130         switch (v) {
 131                 //case Include
 132                 case 0:
 133                         visiblespaceCB->setEnabled(false);
 134                         visiblespaceCB->setChecked(false);
 135                         previewCB->setEnabled(false);
 136                         previewCB->setChecked(false);
 137                         listingsGB->setEnabled(false);
 138                         break;
 139                 //case Input
 140                 case 1:
 141                         visiblespaceCB->setEnabled(false);
 142                         visiblespaceCB->setChecked(false);
 143                         previewCB->setEnabled(true);
 144                         listingsGB->setEnabled(false);
 145                         break;
 146                 //case listings
 147                 case 3:
 148                         visiblespaceCB->setEnabled(false);
 149                         visiblespaceCB->setChecked(false);
 150                         previewCB->setEnabled(false);
 151                         previewCB->setChecked(false);
 152                         listingsGB->setEnabled(true);
 153                         break;
 154                 //case Verbatim
 155                 default:
 156                         visiblespaceCB->setEnabled(true);
 157                         previewCB->setEnabled(false);
 158                         previewCB->setChecked(false);
 159                         listingsGB->setEnabled(false);
 160                         break;
 161         }
 162         //see this thread
 163         //  http://www.mail-archive.com/lyx-devel@lists.lyx.org/msg118471.html
 164         //for the reason this is here.
 165         okPB->setDefault(true);
 166 }
 167
 168
 169 void GuiInclude::paramsToDialog(InsetCommandParams const & params_)
 170 {
 171         filenameED->setText(toqstr(params_["filename"]));
 172
 173         visiblespaceCB->setChecked(false);
 174         visiblespaceCB->setEnabled(false);
 175         previewCB->setChecked(false);
 176         previewCB->setEnabled(false);
 177         listingsGB->setEnabled(false);
 178         captionLE->clear();
 179         labelLE->clear();
 180         listingsED->clear();
 181         listingsTB->setPlainText(
 182                 qt_("Input listing parameters on the right. Enter ? for a list of parameters."));
 183
 184         string cmdname = params_.getCmdName();
 185         if (cmdname != "include" &&
 186             cmdname != "verbatiminput" &&
 187             cmdname != "verbatiminput*" &&
 188                 cmdname != "lstinputlisting")
 189                 cmdname = "input";
 190
 191         if (cmdname == "include") {
 192                 typeCO->setCurrentIndex(0);
 193
 194         } else if (cmdname == "input") {
 195                 typeCO->setCurrentIndex(1);
 196                 previewCB->setEnabled(true);
 197                 previewCB->setChecked(params_.preview());
 198
 199         } else if (cmdname == "verbatiminput*") {
 200                 typeCO->setCurrentIndex(2);
 201                 visiblespaceCB->setEnabled(true);
 202                 visiblespaceCB->setChecked(true);
 203
 204         } else if (cmdname == "verbatiminput") {
 205                 typeCO->setCurrentIndex(2);
 206                 visiblespaceCB->setEnabled(true);
 207
 208         } else if (cmdname == "lstinputlisting") {
 209                 typeCO->setCurrentIndex(3);
 210                 listingsGB->setEnabled(true);
 211                 listingsED->setEnabled(true);
 212                 InsetListingsParams par(to_utf8(params_["lstparams"]));
 213                 // extract caption and label and put them into their respective editboxes
 214                 vector<string> pars = getVectorFromString(par.separatedParams(), "\n");
 215                 for (vector<string>::iterator it = pars.begin();
 216                         it != pars.end(); ++it) {
 217                         if (prefixIs(*it, "caption=")) {
 218                                 string cap = it->substr(8);
 219                                 if (cap[0] == '{' && cap[cap.size() - 1] == '}') {
 220                                         captionLE->setText(toqstr(cap.substr(1, cap.size() - 2)));
 221                                         *it = "";
 222                                 }
 223                         } else if (prefixIs(*it, "label=")) {
 224                                 string lbl = it->substr(6);
 225                                 if (lbl[0] == '{' && lbl[lbl.size()-1] == '}') {
 226                                         labelLE->setText(toqstr(lbl.substr(1, lbl.size() - 2)));
 227                                         *it = "";
 228                                 }
 229                         }
 230                 }
 231                 // the rest is put to the extra edit box.
 232                 string extra = getStringFromVector(pars);
 233                 listingsED->setPlainText(toqstr(InsetListingsParams(extra).separatedParams()));
 234         }
 235
 236         // Make sure that the bc is in the INITIAL state
 237         if (bc().policy().buttonStatus(ButtonPolicy::OKAY))
 238                 bc().restore();
 239 }
 240
 241
 242 void GuiInclude::applyView()
 243 {
 244         params_["filename"] = from_utf8(internal_path(fromqstr(filenameED->text())));
 245         params_.preview(previewCB->isChecked());
 246
 247         int const item = typeCO->currentIndex();
 248         if (item == 0) {
 249                 params_.setCmdName("include");
 250         } else if (item == 1) {
 251                 params_.setCmdName("input");
 252         } else if (item == 3) {
 253                 params_.setCmdName("lstinputlisting");
 254                 // the parameter string should have passed validation
 255                 InsetListingsParams par(fromqstr(listingsED->toPlainText()));
 256                 string caption = fromqstr(captionLE->text());
 257                 string label = fromqstr(labelLE->text());
 258                 if (!caption.empty())
 259                         par.addParam("caption", "{" + caption + "}");
 260                 if (!label.empty())
 261                         par.addParam("label", "{" + label + "}");
 262                 string const listparams = par.params();
 263                 params_["lstparams"] = from_utf8(listparams);
 264         } else {
 265                 if (visiblespaceCB->isChecked())
 266                         params_.setCmdName("verbatiminput*");
 267                 else
 268                         params_.setCmdName("verbatiminput");
 269         }
 270 }
 271
 272
 273 void GuiInclude::browse()
 274 {
 275         Type type;
 276
 277         int const item = typeCO->currentIndex();
 278         if (item == 0)
 279                 type = INCLUDE;
 280         else if (item == 1)
 281                 type = INPUT;
 282         else if (item == 2)
 283                 type = VERBATIM;
 284         else
 285                 type = LISTINGS;
 286
 287         QString name = browse(filenameED->text(), type);
 288         if (!name.isEmpty())
 289                 filenameED->setText(name);
 290 }
 291
 292
 293 void GuiInclude::edit()
 294 {
 295         if (!isValid())
 296                 return;
 297         string const file = fromqstr(filenameED->text());
 298         if (bc().policy().buttonStatus(ButtonPolicy::OKAY)) {
 299                 slotOK();
 300                 applyView();
 301         } else
 302                 hideView();
 303         dispatch(FuncRequest(LFUN_INSET_EDIT));
 304 }
 305
 306
 307 bool GuiInclude::isValid()
 308 {
 309         return !filenameED->text().isEmpty() && validate_listings_params().empty();
 310 }
 311
 312
 313 QString GuiInclude::browse(QString const & in_name, Type in_type) const
 314 {
 315         QString const title = qt_("Select document to include");
 316
 317         // input TeX, verbatim, or LyX file ?
 318         QStringList filters;
 319         switch (in_type) {
 320         case INCLUDE:
 321         case INPUT:
 322                 filters = fileFilters(qt_("LaTeX/LyX Documents (*.tex *.lyx)"));
 323                 break;
 324         case VERBATIM:
 325         case LISTINGS:
 326                 break;
 327         }
 328
 329         QString const docpath = toqstr(support::onlyPath(buffer().absFileName()));
 330
 331         return browseRelFile(in_name, docpath, title, filters, false,
 332                 qt_("Documents|#o#O"), toqstr(lyxrc.document_path));
 333 }
 334
 335
 336 bool GuiInclude::initialiseParams(std::string const & data)
 337 {
 338         InsetCommand::string2params("include", data, params_);
 339         paramsToDialog(params_);
 340         return true;
 341 }
 342
 343
 344 void GuiInclude::dispatchParams()
 345 {
 346         std::string const lfun = InsetCommand::params2string("include", params_);
 347         dispatch(FuncRequest(getLfun(), lfun));
 348 }
 349
 350
 351 Dialog * createGuiInclude(GuiView & lv) { return new GuiInclude(lv); }
 352
 353
 354 } // namespace frontend
 355 } // namespace lyx
 356
 357 #include "moc_GuiInclude.cpp"