src/frontends/qt4/GuiSendto.cpp

   1 /**
   2  * \file GuiSendto.cpp
   3  * This file is part of LyX, the document processor.
   4  * Licence details can be found in the file COPYING.
   5  *
   6  * \author Angus Leeming
   7  * \author Jürgen Spitzmüller
   8  *
   9  * Full author contact details are available in file CREDITS.
  10  */
  11
  12 #include <config.h>
  13
  14 #include "GuiSendto.h"
  15 #include "qt_helpers.h"
  16
  17 #include "Buffer.h"
  18 #include "BufferParams.h"
  19 #include "Converter.h"
  20 #include "Format.h"
  21 #include "FuncRequest.h"
  22 #include "LyXRC.h"
  23
  24 #include "support/qstring_helpers.h"
  25 #include "support/filetools.h"
  26
  27 #include <QLineEdit>
  28 #include <QListWidget>
  29 #include <QPushButton>
  30
  31 using namespace std;
  32 using namespace lyx::support;
  33
  34 namespace lyx {
  35 namespace frontend {
  36
  37
  38 GuiSendTo::GuiSendTo(GuiView & lv)
  39         : GuiDialog(lv, "sendto", qt_("Send Document to Command"))
  40 {
  41         setupUi(this);
  42
  43         connect(okPB, SIGNAL(clicked()), this, SLOT(slotOK()));
  44         connect(applyPB, SIGNAL(clicked()), this, SLOT(slotApply()));
  45         connect(closePB, SIGNAL(clicked()), this, SLOT(slotClose()));
  46
  47         connect(formatLW, SIGNAL(itemClicked(QListWidgetItem *)),
  48                 this, SLOT(slotFormatHighlighted(QListWidgetItem *)));
  49         connect(formatLW, SIGNAL(itemActivated(QListWidgetItem *)),
  50                 this, SLOT(slotFormatSelected(QListWidgetItem *)));
  51         connect(formatLW, SIGNAL(itemClicked(QListWidgetItem *)),
  52                 this, SLOT(changed_adaptor()));
  53         connect(formatLW, SIGNAL(itemSelectionChanged()),
  54                 this, SLOT(changed_adaptor()));
  55         connect(commandCO, SIGNAL(textChanged(QString)),
  56                 this, SLOT(changed_adaptor()));
  57
  58         bc().setPolicy(ButtonPolicy::OkApplyCancelPolicy);
  59         bc().setOK(okPB);
  60         bc().setApply(applyPB);
  61         bc().setCancel(closePB);
  62 }
  63
  64
  65 void GuiSendTo::changed_adaptor()
  66 {
  67         changed();
  68 }
  69
  70
  71 void GuiSendTo::updateContents()
  72 {
  73         all_formats_ = allFormats();
  74
  75         // Save the current selection if any
  76         Format const * current_format = 0;
  77         int const line = formatLW->currentRow();
  78         if (line >= 0 && line <= formatLW->count()
  79             && formatLW->selectedItems().size() > 0)
  80                 current_format = all_formats_[line];
  81
  82         // Check whether the current contents of the browser will be
  83         // changed by loading the contents of formats
  84         vector<string> keys;
  85         keys.resize(all_formats_.size());
  86
  87         vector<string>::iterator result = keys.begin();
  88         vector<Format const *>::const_iterator it  = all_formats_.begin();
  89         vector<Format const *>::const_iterator end = all_formats_.end();
  90
  91         int current_line = -1;
  92         for (int ln = 0; it != end; ++it, ++result, ++ln) {
  93                 *result = (*it)->prettyname();
  94                 if (current_format
  95                     && (*it)->prettyname() == current_format->prettyname())
  96                         current_line = ln;
  97         }
  98
  99         // Reload the browser
 100         formatLW->clear();
 101
 102         for (vector<string>::const_iterator it = keys.begin();
 103              it != keys.end(); ++it) {
 104                 formatLW->addItem(qt_(*it));
 105         }
 106
 107         // Restore the selection
 108         if (current_line > -1)
 109                 formatLW->setCurrentItem(formatLW->item(current_line));
 110 }
 111
 112
 113 void GuiSendTo::applyView()
 114 {
 115         int const line = formatLW->currentRow();
 116         QString const command = commandCO->currentText().trimmed();
 117
 118         if (commandCO->findText(command) == -1)
 119                 commandCO->insertItem(0, command);
 120
 121         if (line < 0 || line > formatLW->count())
 122                 return;
 123
 124         format_ = all_formats_[line];
 125         command_ = command;
 126 }
 127
 128
 129 bool GuiSendTo::isValid()
 130 {
 131         int const line = formatLW->currentRow();
 132
 133         if (line < 0 || line > int(formatLW->count()))
 134                 return false;
 135
 136         return (formatLW->selectedItems().size() > 0
 137                 && formatLW->count() != 0
 138                 && !commandCO->currentText().isEmpty());
 139 }
 140
 141
 142 bool GuiSendTo::initialiseParams(string const &)
 143 {
 144         format_ = 0;
 145         paramsToDialog(format_, command_);
 146         return true;
 147 }
 148
 149
 150 void GuiSendTo::paramsToDialog(Format const * /*format*/, QString const & command)
 151 {
 152         if (!command.isEmpty())
 153                 commandCO->addItem(command);
 154
 155         bc().setValid(isValid());
 156 }
 157
 158
 159 void GuiSendTo::dispatchParams()
 160 {
 161         if (command_.isEmpty() || !format_ || format_->name().empty())
 162                 return;
 163
 164         string const data = format_->name() + " " + fromqstr(command_);
 165         dispatch(FuncRequest(getLfun(), data));
 166 }
 167
 168 // FIXME: Move to Converters?
 169 vector<Format const *> GuiSendTo::allFormats() const
 170 {
 171         // What formats can we output natively?
 172         vector<string> exports;
 173         exports.push_back("lyx");
 174         exports.push_back("text");
 175
 176         if (buffer().isLatex()) {
 177                 if (buffer().params().useXetex)
 178                         exports.push_back("xetex");
 179                 else {
 180                         exports.push_back("latex");
 181                         exports.push_back("pdflatex");
 182                 }
 183         }
 184         else if (buffer().isDocBook())
 185                 exports.push_back("docbook");
 186         else if (buffer().isLiterate())
 187                 exports.push_back("literate");
 188
 189         // Loop over these native formats and ascertain what formats we
 190         // can convert to
 191         vector<Format const *> to;
 192
 193         vector<string>::const_iterator ex_it  = exports.begin();
 194         vector<string>::const_iterator ex_end = exports.end();
 195         for (; ex_it != ex_end; ++ex_it) {
 196                 // Start off with the native export format.
 197                 // "formats" is LyX's list of recognised formats
 198                 to.push_back(formats.getFormat(*ex_it));
 199
 200                 Formats::const_iterator fo_it  = formats.begin();
 201                 Formats::const_iterator fo_end = formats.end();
 202                 for (; fo_it != fo_end; ++fo_it) {
 203                         // we need to hide the default graphic export formats
 204                         // from the external menu, because we need them only
 205                         // for the internal lyx-view and external latex run
 206                         string const name = fo_it->name();
 207                         if (name != "eps" && name != "xpm" && name != "png" &&
 208                             theConverters().isReachable(*ex_it, name))
 209                                 to.push_back(&(*fo_it));
 210                 }
 211         }
 212
 213         // Remove repeated formats.
 214         sort(to.begin(), to.end());
 215         to.erase(unique(to.begin(), to.end()), to.end());
 216
 217         return to;
 218 }
 219
 220
 221 Dialog * createGuiSendTo(GuiView & lv) { return new GuiSendTo(lv); }
 222
 223
 224 } // namespace frontend
 225 } // namespace lyx
 226
 227 #include "moc_GuiSendto.cpp"