src/frontends/qt4/QWrap.cpp

   1 /**
   2  * \file QWrap.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 "QWrap.h"
  14 #include "Qt2BC.h"
  15
  16 #include "LengthCombo.h"
  17 #include "qt_helpers.h"
  18
  19 #include "controllers/ControlWrap.h"
  20
  21 #include "insets/InsetWrap.h"
  22
  23 #include "support/convert.h"
  24 #include "support/lstrings.h"
  25
  26 #include <QLineEdit>
  27 #include <QCloseEvent>
  28 #include <QPushButton>
  29
  30
  31 using std::string;
  32
  33 namespace lyx {
  34 namespace frontend {
  35
  36 /////////////////////////////////////////////////////////////////////
  37 //
  38 // QWrapDialog
  39 //
  40 /////////////////////////////////////////////////////////////////////
  41
  42
  43 QWrapDialog::QWrapDialog(QWrap * form)
  44         : form_(form)
  45 {
  46         setupUi(this);
  47
  48         connect(restorePB, SIGNAL(clicked()), form, SLOT(slotRestore()));
  49         connect(okPB, SIGNAL(clicked()), form, SLOT(slotOK()));
  50         connect(applyPB, SIGNAL(clicked()), form, SLOT(slotApply()));
  51         connect(closePB, SIGNAL(clicked()), form, SLOT(slotClose()));
  52
  53         connect(widthED, SIGNAL(textChanged(const QString &)),
  54                 this, SLOT(change_adaptor()));
  55         connect(unitsLC, SIGNAL(selectionChanged(lyx::Length::UNIT)),
  56                 this, SLOT(change_adaptor()));
  57         connect(valignCO, SIGNAL(highlighted(const QString &)),
  58                 this, SLOT(change_adaptor()));
  59 }
  60
  61
  62 void QWrapDialog::closeEvent(QCloseEvent * e)
  63 {
  64         form_->slotWMHide();
  65         e->accept();
  66 }
  67
  68
  69 void QWrapDialog::change_adaptor()
  70 {
  71         form_->changed();
  72 }
  73
  74 /////////////////////////////////////////////////////////////////////
  75 //
  76 // QWrap
  77 //
  78 /////////////////////////////////////////////////////////////////////
  79
  80 typedef QController<ControlWrap, QView<QWrapDialog> > wrap_base_class;
  81
  82 QWrap::QWrap(Dialog & parent)
  83         : wrap_base_class(parent, _("Text Wrap Settings"))
  84 {
  85 }
  86
  87
  88 void QWrap::build_dialog()
  89 {
  90         dialog_.reset(new QWrapDialog(this));
  91
  92         bcview().setRestore(dialog_->restorePB);
  93         bcview().setOK(dialog_->okPB);
  94         bcview().setApply(dialog_->applyPB);
  95         bcview().setCancel(dialog_->closePB);
  96
  97         bcview().addReadOnly(dialog_->widthED);
  98         bcview().addReadOnly(dialog_->unitsLC);
  99         bcview().addReadOnly(dialog_->valignCO);
 100 }
 101
 102
 103 void QWrap::apply()
 104 {
 105         double const value = convert<double>(fromqstr(dialog_->widthED->text()));
 106         Length::UNIT unit = dialog_->unitsLC->currentLengthItem();
 107         if (dialog_->widthED->text().isEmpty())
 108                 unit = Length::UNIT_NONE;
 109
 110         InsetWrapParams & params = controller().params();
 111
 112         params.width = Length(value, unit);
 113
 114         switch (dialog_->valignCO->currentIndex()) {
 115         case 0:
 116                 params.placement.erase();
 117                 break;
 118         case 1:
 119                 params.placement = "l";
 120                 break;
 121         case 2:
 122                 params.placement = "r";
 123                 break;
 124         case 3:
 125                 params.placement = "p";
 126                 break;
 127         }
 128 }
 129
 130
 131 static string const numtostr(double val)
 132 {
 133         string a = convert<string>(val);
 134 #ifdef WITH_WARNINGS
 135 #warning Will this test ever trigger? (Lgb)
 136 #endif
 137         if (a == "0")
 138                 a.erase();
 139         return a;
 140 }
 141
 142
 143 void QWrap::update_contents()
 144 {
 145         InsetWrapParams & params = controller().params();
 146
 147         Length len(params.width);
 148         dialog_->widthED->setText(toqstr(numtostr(len.value())));
 149         dialog_->unitsLC->setCurrentItem(len.unit());
 150
 151         int item = 0;
 152         if (params.placement == "l")
 153                 item = 1;
 154         else if (params.placement == "r")
 155                 item = 2;
 156         else if (params.placement == "p")
 157                 item = 3;
 158
 159         dialog_->valignCO->setCurrentIndex(item);
 160 }
 161
 162 } // namespace frontend
 163 } // namespace lyx
 164
 165
 166 #include "QWrap_moc.cpp"