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