src/frontends/qt2/QExternal.C

   1 /**
   2  * \file QExternal.C
   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  *
   8  * Full author contact details are available in file CREDITS.
   9  */
  10
  11 #include <config.h>
  12
  13 #include "debug.h"
  14 #include "ControlExternal.h"
  15 #include "qt_helpers.h"
  16
  17 #include "insets/ExternalTemplate.h"
  18 #include "insets/insetexternal.h"
  19
  20 #include "support/lstrings.h"
  21 #include "support/tostr.h"
  22
  23 #include <qlineedit.h>
  24 #include <qpushbutton.h>
  25 #include <qcheckbox.h>
  26 #include <qcombobox.h>
  27 #include <qtextview.h>
  28
  29 #include "QExternalDialog.h"
  30 #include "QExternal.h"
  31 #include "Qt2BC.h"
  32
  33 using lyx::support::strToInt;
  34 using lyx::support::trim;
  35
  36 using std::string;
  37
  38
  39 typedef QController<ControlExternal, QView<QExternalDialog> > base_class;
  40
  41 QExternal::QExternal(Dialog & parent)
  42         : base_class(parent, _("LyX: External Material"))
  43 {
  44 }
  45
  46
  47 void QExternal::build_dialog()
  48 {
  49         dialog_.reset(new QExternalDialog(this));
  50
  51         bcview().setOK(dialog_->okPB);
  52         bcview().setApply(dialog_->applyPB);
  53         bcview().setCancel(dialog_->closePB);
  54         bcview().addReadOnly(dialog_->externalCO);
  55         bcview().addReadOnly(dialog_->fileED);
  56         bcview().addReadOnly(dialog_->browsePB);
  57         bcview().addReadOnly(dialog_->extraED);
  58
  59         std::vector<string> templates(controller().getTemplates());
  60
  61         for (std::vector<string>::const_iterator cit = templates.begin();
  62                 cit != templates.end(); ++cit) {
  63                 dialog_->externalCO->insertItem(toqstr(*cit), -1);
  64         }
  65 }
  66
  67
  68 void QExternal::update_contents()
  69 {
  70         InsetExternalParams const & params = controller().params();
  71
  72         string const name =
  73                 params.filename.outputFilename(kernel().bufferFilepath());
  74         dialog_->fileED->setText(toqstr(name));
  75
  76         dialog_->externalCO->setCurrentItem(controller()
  77                                             .getTemplateNumber(params.templatename()));
  78         updateTemplate();
  79
  80         int item = 0;
  81         switch (params.display) {
  82                 case lyx::external::DefaultDisplay: item = 0; break;
  83                 case lyx::external::MonochromeDisplay: item = 1; break;
  84                 case lyx::external::GrayscaleDisplay: item = 2; break;
  85                 case lyx::external::ColorDisplay: item = 3; break;
  86                 case lyx::external::PreviewDisplay: item = 4; break;
  87                 case lyx::external::NoDisplay: item = 0; break;
  88         }
  89         dialog_->showCB->setCurrentItem(item);
  90         dialog_->showCB->setEnabled(params.display != lyx::external::NoDisplay &&
  91                                     !readOnly());
  92         dialog_->displayCB->setChecked(params.display != lyx::external::NoDisplay);
  93         dialog_->displayscale->setEnabled(params.display != lyx::external::NoDisplay &&
  94                                           !readOnly());
  95         dialog_->displayscale->setText(toqstr(tostr(params.lyxscale)));
  96
  97         isValid();
  98 }
  99
 100
 101 void QExternal::updateTemplate()
 102 {
 103         namespace external = lyx::external;
 104
 105         dialog_->externalTV->setText(toqstr(helpText()));
 106
 107         // Ascertain whether the template has any formats supporting
 108         // the 'Extra' option
 109         QLineEdit * const input = dialog_->extraED;
 110         QComboBox * const combo = dialog_->extraFormatCB;
 111
 112         extra_.clear();
 113         input->clear();
 114         combo->clear();
 115
 116         external::Template templ =
 117                 controller().getTemplate(dialog_->externalCO->currentItem());
 118         external::Template::Formats::const_iterator it  = templ.formats.begin();
 119         external::Template::Formats::const_iterator end = templ.formats.end();
 120         for (; it != end; ++it) {
 121                 if (it->second.option_transformers.find(external::Extra) ==
 122                     it->second.option_transformers.end())
 123                         continue;
 124                 string const format = it->first;
 125                 string const opt = controller().params().extradata.get(format);
 126                 combo->insertItem(toqstr(format));
 127                 extra_[format] = toqstr(opt);
 128         }
 129
 130         bool const enabled = combo->count()  > 0;
 131
 132         input->setEnabled(enabled && !kernel().isBufferReadonly());
 133         combo->setEnabled(enabled);
 134
 135         if (enabled) {
 136                 combo->setCurrentItem(0);
 137                 input->setText(extra_[fromqstr(combo->currentText())]);
 138         }
 139 }
 140
 141
 142 string const QExternal::helpText() const
 143 {
 144         lyx::external::Template templ =
 145                 controller().getTemplate(dialog_->externalCO->currentItem());
 146         return templ.helpText;
 147 }
 148
 149
 150 void QExternal::apply()
 151 {
 152         InsetExternalParams params = controller().params();
 153
 154         params.filename.set(fromqstr(dialog_->fileED->text()),
 155                             kernel().bufferFilepath());
 156
 157         params.settemplate(
 158                 controller().getTemplate(dialog_->externalCO->currentItem()).lyxName);
 159
 160         switch (dialog_->showCB->currentItem()) {
 161                 case 0: params.display = lyx::external::DefaultDisplay; break;
 162                 case 1: params.display = lyx::external::MonochromeDisplay; break;
 163                 case 2: params.display = lyx::external::GrayscaleDisplay; break;
 164                 case 3: params.display = lyx::external::ColorDisplay; break;
 165                 case 4: params.display = lyx::external::PreviewDisplay; break;
 166                 default:;
 167         }
 168
 169         if (!dialog_->displayCB->isChecked())
 170                 params.display = lyx::external::NoDisplay;
 171
 172         params.lyxscale = strToInt(fromqstr(dialog_->displayscale->text()));
 173
 174         std::map<string, QString>::const_iterator it  = extra_.begin();
 175         std::map<string, QString>::const_iterator end = extra_.end();
 176         for (; it != end; ++it)
 177                 params.extradata.set(it->first, trim(fromqstr(it->second)));
 178
 179         controller().setParams(params);
 180 }