Shamusworld >> Repos - architektonas/blob - src/forms/snapdistoptions.cpp

   1 // snapdistoptions.cpp
   2 //
   3 // Part of the Architektonas Project
   4 // Originally part of QCad Community Edition by Andrew Mustun
   5 // Extensively rewritten and refactored by James L. Hammons
   6 // Portions copyright (C) 2001-2003 RibbonSoft
   7 // Copyright (C) 2010 Underground Software
   8 // See the README and GPLv2 files for licensing and warranty information
   9 //
  10 // JLH = James L. Hammons <jlhamm@acm.org>
  11 //
  12 // Who  When        What
  13 // ---  ----------  -----------------------------------------------------------
  14 // JLH  06/10/2010  Created this file. :-)
  15 //
  16
  17 #include "snapdistoptions.h"
  18
  19 #include "mathextra.h"
  20 #include "settings.h"
  21
  22 SnapDistOptions::SnapDistOptions(QToolBar * parent/*= 0*/, Qt::WindowFlags flags/*= 0*/):
  23         QWidget(parent, flags),
  24         lDist(new QLabel(tr("Distance:"))),
  25         leDist(new QLineEdit(this))
  26 {
  27         QHBoxLayout * layout = new QHBoxLayout(this);
  28         layout->setContentsMargins(0, 0, 0, 0);
  29
  30         leDist->setSizePolicy(QSizePolicy(QSizePolicy::Minimum, QSizePolicy::Ignored));
  31
  32         layout->addWidget(lDist);
  33         layout->addWidget(leDist);
  34
  35         connect(leDist, SIGNAL(textChanged(QString)), this, SLOT(updateDist(QString)));
  36
  37         // We need to add the widget (this thing) to the toolbar passed in. Otherwise,
  38         // nothing will show up on the screen. :-)
  39         if (parent)
  40                 parent->addWidget(this);
  41 }
  42
  43 SnapDistOptions::~SnapDistOptions()
  44 {
  45         settings.beginGroup("Snap");
  46         settings.setValue("Distance", leDist->text());
  47         settings.endGroup();
  48 }
  49
  50 void SnapDistOptions::setDist(double * d)
  51 {
  52         dist = d;
  53
  54         settings.beginGroup("Snap");
  55         QString r = settings.value("Distance", "1.0").toString();
  56         settings.endGroup();
  57
  58         leDist->setText(r);
  59 }
  60
  61 void SnapDistOptions::updateDist(const QString & d)
  62 {
  63         if (dist)
  64                 *dist = Math::eval(d, 1.0);
  65 }