src/frontends/qt4/GuiWrap.cpp

   1 /**
   2  * \file GuiWrap.cpp
   3  * This file is part of LyX, the document processor.
   4  * Licence details can be found in the file COPYING.
   5  *
   6  * \author Jürgen Spitzmüller
   7  *
   8  * Full author contact details are available in file CREDITS.
   9  */
  10
  11 #include <config.h>
  12
  13 #include "GuiWrap.h"
  14
  15 #include "LengthCombo.h"
  16 #include "qt_helpers.h"
  17 #include "Validator.h"
  18 #include "FuncRequest.h"
  19
  20 #include "insets/InsetWrap.h"
  21
  22 #include "support/lstrings.h"
  23
  24 #include <QLineEdit>
  25 #include <QCloseEvent>
  26 #include <QPushButton>
  27
  28 using std::string;
  29
  30
  31 namespace lyx {
  32 namespace frontend {
  33
  34 GuiWrap::GuiWrap(GuiView & lv)
  35         : GuiDialog(lv, "wrap")
  36 {
  37         setupUi(this);
  38         setViewTitle(_("Wrap Float Settings"));
  39
  40         connect(restorePB, SIGNAL(clicked()), this, SLOT(slotRestore()));
  41         connect(okPB, SIGNAL(clicked()), this, SLOT(slotOK()));
  42         connect(applyPB, SIGNAL(clicked()), this, SLOT(slotApply()));
  43         connect(closePB, SIGNAL(clicked()), this, SLOT(slotClose()));
  44
  45         connect(widthED, SIGNAL(textChanged(QString)),
  46                 this, SLOT(change_adaptor()));
  47         connect(widthUnitLC, SIGNAL(selectionChanged(lyx::Length::UNIT)),
  48                 this, SLOT(change_adaptor()));
  49         connect(valignCO, SIGNAL(highlighted(QString)),
  50                 this, SLOT(change_adaptor()));
  51         connect(overhangCB, SIGNAL(stateChanged(int)),
  52                 this, SLOT(change_adaptor()));
  53         connect(overhangED, SIGNAL(textChanged(QString)),
  54                 this, SLOT(change_adaptor()));
  55         connect(overhangUnitLC, SIGNAL(selectionChanged(lyx::Length::UNIT)),
  56                 this, SLOT(change_adaptor()));
  57         connect(linesCB, SIGNAL(stateChanged(int)),
  58                 this, SLOT(change_adaptor()));
  59         connect(linesSB, SIGNAL(valueChanged(int)),
  60                 this, SLOT(change_adaptor()));
  61
  62         widthED->setValidator(unsignedLengthValidator(widthED));
  63         // FIXME:
  64         // overhang can be negative, but the unsignedLengthValidator allows this
  65         overhangED->setValidator(unsignedLengthValidator(overhangED));
  66
  67         bc().setPolicy(ButtonPolicy::NoRepeatedApplyReadOnlyPolicy);
  68         bc().setRestore(restorePB);
  69         bc().setOK(okPB);
  70         bc().setApply(applyPB);
  71         bc().setCancel(closePB);
  72
  73         bc().addReadOnly(widthED);
  74         bc().addReadOnly(widthUnitLC);
  75         bc().addReadOnly(valignCO);
  76         bc().addReadOnly(overhangCB);
  77         bc().addReadOnly(overhangED);
  78         bc().addReadOnly(overhangUnitLC);
  79         bc().addReadOnly(linesCB);
  80         bc().addReadOnly(linesSB);
  81
  82         // initialize the length validator
  83         bc().addCheckedLineEdit(widthED, widthLA);
  84         bc().addCheckedLineEdit(overhangED, overhangCB);
  85 }
  86
  87
  88 void GuiWrap::closeEvent(QCloseEvent * e)
  89 {
  90         slotClose();
  91         e->accept();
  92 }
  93
  94
  95 void GuiWrap::change_adaptor()
  96 {
  97         changed();
  98 }
  99
 100
 101 void GuiWrap::applyView()
 102 {
 103         double const width_value = widthED->text().toDouble();
 104         Length::UNIT widthUnit = widthUnitLC->currentLengthItem();
 105         if (widthED->text().isEmpty())
 106                 widthUnit = Length::UNIT_NONE;
 107         double const overhang_value = overhangED->text().toDouble();
 108         Length::UNIT overhangUnit = overhangUnitLC->currentLengthItem();
 109         if (overhangED->text().isEmpty())
 110                 overhangUnit = Length::UNIT_NONE;
 111
 112         params_.width = Length(width_value, widthUnit);
 113
 114         if (overhangCB->checkState() == Qt::Checked)
 115                 params_.overhang = Length(overhang_value, overhangUnit);
 116         else
 117                 // when value is "0" the option is not set in the LaTeX-output
 118                 // in InsetWrap.cpp
 119                 params_.overhang = Length("0in");
 120
 121         if (linesCB->checkState() == Qt::Checked)
 122                 params_.lines = linesSB->value();
 123         else
 124                 // when value is "0" the option is not set in the LaTeX-output
 125                 // in InsetWrap.cpp
 126                 params_.lines = 0;
 127
 128         switch (valignCO->currentIndex()) {
 129         case 0:
 130                 params_.placement = "o";
 131                 break;
 132         case 1:
 133                 params_.placement = "i";
 134                 break;
 135         case 2:
 136                 params_.placement = "l";
 137                 break;
 138         case 3:
 139                 params_.placement = "r";
 140                 break;
 141         }
 142 }
 143
 144
 145 void GuiWrap::updateContents()
 146 {
 147         // 0pt is a legal width now, it yields a
 148         // wrapfloat just wide enough for the contents.
 149         Length len_w = params_.width;
 150         widthED->setText(QString::number(len_w.value()));
 151         widthUnitLC->setCurrentItem(len_w.unit());
 152
 153         Length len_o(params_.overhang);
 154         overhangED->setText(QString::number(len_o.value()));
 155         overhangUnitLC->setCurrentItem(len_o.unit());
 156         if (len_o.value() == 0)
 157                 overhangCB->setCheckState(Qt::Unchecked);
 158         else
 159                 overhangCB->setCheckState(Qt::Checked);
 160
 161         linesSB->setValue(params_.lines);
 162         if (params_.lines == 0)
 163                 linesCB->setCheckState(Qt::Unchecked);
 164         else
 165                 linesCB->setCheckState(Qt::Checked);
 166
 167         int item = 0;
 168         if (params_.placement == "i")
 169                 item = 1;
 170         else if (params_.placement == "l")
 171                 item = 2;
 172         else if (params_.placement == "r")
 173                 item = 3;
 174
 175         valignCO->setCurrentIndex(item);
 176 }
 177
 178
 179 bool GuiWrap::initialiseParams(string const & data)
 180 {
 181         InsetWrapMailer::string2params(data, params_);
 182         return true;
 183 }
 184
 185
 186 void GuiWrap::clearParams()
 187 {
 188         params_ = InsetWrapParams();
 189 }
 190
 191
 192 void GuiWrap::dispatchParams()
 193 {
 194         string const lfun = InsetWrapMailer::params2string(params_);
 195         dispatch(FuncRequest(getLfun(), lfun));
 196 }
 197
 198
 199 Dialog * createGuiWrap(GuiView & lv) { return new GuiWrap(lv); }
 200
 201
 202 } // namespace frontend
 203 } // namespace lyx
 204
 205
 206 #include "GuiWrap_moc.cpp"