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