src/frontends/qt2/lengthcombo.C

   1 /**
   2  * \file lengthcombo.C
   3  * This file is part of LyX, the document processor.
   4  * Licence details can be found in the file COPYING.
   5  *
   6  * \author John Levon
   7  * \author Herbert Voss
   8  *
   9  * Full author contact details are available in file CREDITS
  10  */
  11
  12 #include <config.h>
  13
  14
  15 #include "lengthcombo.h"
  16 #include <qwhatsthis.h>
  17
  18 #include "lengthcommon.h"
  19 #include "qt_helpers.h"
  20
  21
  22 LengthCombo::LengthCombo(QWidget * parent, char * name)
  23         : QComboBox(parent, name)
  24 {
  25         for (int i=0; i < num_units; i++)
  26                 insertItem(unit_name_gui[i]);
  27
  28         connect(this, SIGNAL(activated(int)),
  29                 this, SLOT(has_activated(int)));
  30
  31         QWhatsThis::add(this, qt_("Choose one of the units or relative lengths"));
  32 }
  33
  34
  35 LyXLength::UNIT LengthCombo::currentLengthItem() const
  36 {
  37         return static_cast<LyXLength::UNIT>(currentItem());
  38 }
  39
  40
  41 void LengthCombo::has_activated(int)
  42 {
  43         emit selectionChanged(currentLengthItem());
  44 }
  45
  46
  47 void LengthCombo::setCurrentItem(LyXLength::UNIT unit)
  48 {
  49         QComboBox::setCurrentItem(int(unit));
  50 }
  51
  52
  53 void LengthCombo::setEnabled(bool b)
  54 {
  55         QComboBox::setEnabled(b);
  56 }