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