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         connect(overhangCB, SIGNAL(stateChanged(int)), this, SLOT(overhangChecked(int)));
  64         connect(linesCB, SIGNAL(stateChanged(int)), this, SLOT(linesChecked(int)));
  65
  66         widthED->setValidator(unsignedLengthValidator(widthED));
  67         // FIXME:
  68         // overhang can be negative, but the unsignedLengthValidator allows this
  69         overhangED->setValidator(unsignedLengthValidator(overhangED));
  70
  71         bc().setPolicy(ButtonPolicy::NoRepeatedApplyReadOnlyPolicy);
  72         bc().setRestore(restorePB);
  73         bc().setOK(okPB);
  74         bc().setApply(applyPB);
  75         bc().setCancel(closePB);
  76
  77         bc().addReadOnly(widthED);
  78         bc().addReadOnly(widthUnitLC);
  79         bc().addReadOnly(valignCO);
  80         bc().addReadOnly(overhangCB);
  81         bc().addReadOnly(linesCB);
  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::overhangChecked(int checkState)
 109 {
 110         if (checkState == Qt::Checked) {
 111                 overhangED->setEnabled(true);
 112                 overhangUnitLC->setEnabled(true);
 113         } else {
 114                 overhangED->setEnabled(false);
 115                 overhangUnitLC->setEnabled(false);
 116         }
 117 }
 118
 119 void GuiWrapDialog::linesChecked(int checkState)
 120 {
 121         if (checkState == Qt::Checked)
 122                 linesSB->setEnabled(true);
 123         else
 124                 linesSB->setEnabled(false);
 125 }
 126
 127
 128 void GuiWrapDialog::applyView()
 129 {
 130         double const width_value = widthED->text().toDouble();
 131         Length::UNIT widthUnit = widthUnitLC->currentLengthItem();
 132         if (widthED->text().isEmpty())
 133                 widthUnit = Length::UNIT_NONE;
 134         double const overhang_value = overhangED->text().toDouble();
 135         Length::UNIT overhangUnit = overhangUnitLC->currentLengthItem();
 136         if (overhangED->text().isEmpty())
 137                 overhangUnit = Length::UNIT_NONE;
 138
 139         InsetWrapParams & params = controller().params();
 140
 141         params.width = Length(width_value, widthUnit);
 142
 143         if (overhangCB->checkState() == Qt::Checked)
 144                 params.overhang = Length(overhang_value, overhangUnit);
 145         else
 146                 // when value is "0" the option is not set in the LaTeX-output
 147                 // in InsetWrap.cpp
 148                 params.overhang = Length("0in");
 149
 150         if (linesCB->checkState() == Qt::Checked)
 151                 params.lines = linesSB->value();
 152         else
 153                 // when value is "0" the option is not set in the LaTeX-output
 154                 // in InsetWrap.cpp
 155                 params.lines = 0;
 156
 157         switch (valignCO->currentIndex()) {
 158         case 0:
 159                 params.placement = "o";
 160                 break;
 161         case 1:
 162                 params.placement = "i";
 163                 break;
 164         case 2:
 165                 params.placement = "l";
 166                 break;
 167         case 3:
 168                 params.placement = "r";
 169                 break;
 170         }
 171 }
 172
 173
 174 void GuiWrapDialog::updateContents()
 175 {
 176         InsetWrapParams & params = controller().params();
 177
 178         //0pt is a legal width now, it yields a
 179         //wrapfloat just wide enough for the contents.
 180         Length len_w(params.width);
 181         widthED->setText(QString::number(len_w.value()));
 182         widthUnitLC->setCurrentItem(len_w.unit());
 183         Length len_o(params.overhang);
 184         overhangED->setText(QString::number(len_o.value()));
 185         overhangUnitLC->setCurrentItem(len_o.unit());
 186         linesSB->setValue(params.lines);
 187
 188         int item = 0;
 189         if (params.placement == "i")
 190                 item = 1;
 191         else if (params.placement == "l")
 192                 item = 2;
 193         else if (params.placement == "r")
 194                 item = 3;
 195
 196         valignCO->setCurrentIndex(item);
 197 }
 198
 199 } // namespace frontend
 200 } // namespace lyx
 201
 202
 203 #include "GuiWrap_moc.cpp"