Log buttons

widgets/logqso.cpp

@@ -1,9 +1,12 @@
 #include "logqso.h"
 
+#include <random>
+#include <limits>
 #include <QString>
 #include <QSettings>
 #include <QStandardPaths>
 #include <QDir>
+#include <QPushButton>
 
 #include "logbook/logbook.h"
 #include "MessageBox.hpp"
@@ -15,17 +18,40 @@
 #include "ui_logqso.h"
 #include "moc_logqso.cpp"
 
+namespace
+{
+  using dist_type = std::uniform_int_distribution<int>;
+  std::random_device rd;
+  std::mt19937 twister (rd ());
+  dist_type int_distribution;
+}
+
 LogQSO::LogQSO(QString const& programTitle, QSettings * settings
                , Configuration const * config, QWidget *parent)
   : QDialog {parent, Qt::WindowStaysOnTopHint | Qt::WindowTitleHint | Qt::WindowSystemMenuHint}
   , ui(new Ui::LogQSO)
+  , ok_ {new QPushButton {"OK", this}}
+  , cancel_ {new QPushButton {"Cancel", this}}
   , m_settings (settings)
   , m_config {config}
 {
   ui->setupUi(this);
   setWindowTitle(programTitle + " - Log QSO");
-  loadSettings ();
   ui->grid->setValidator (new MaidenheadLocatorValidator {this});
+
+  ok_->setAutoDefault (false);
+  ok_->setFocusPolicy (Qt::ClickFocus);
+  cancel_->setAutoDefault (false);
+  ui->button_layout->addStretch ();
+  ui->button_layout->addWidget (ok_);
+  ui->button_layout->addStretch ();
+  ui->button_layout->addWidget (cancel_);
+  ui->button_layout->addStretch ();
+
+  loadSettings ();
+
+  connect (ok_, &QAbstractButton::clicked, [this] (bool) {accept ();});
+  connect (cancel_, &QAbstractButton::clicked, [this] (bool) {reject ();});
 }
 
 LogQSO::~LogQSO ()
@@ -113,6 +139,21 @@ void LogQSO::initLogQSO(QString const& hisCall, QString const& hisGrid, QString
     }
   else
     {
+      // randomize accessible name of buttons
+      ok_->setAccessibleName (QString::number (int_distribution (twister)));
+      cancel_->setAccessibleName (QString::number (int_distribution (twister)));
+      // random sibling order of buttons
+      if (int_distribution (twister, dist_type::param_type {0, 1})) ok_->stackUnder (cancel_); else cancel_->stackUnder (ok_);
+      // random shuffle of layout items
+      for (int item = ui->button_layout->count () - 1; item > 0; --item)
+        {
+          auto other_item = int_distribution (twister, dist_type::param_type {0, item});
+          if (item != other_item)
+            {
+              ui->button_layout->insertItem (other_item, ui->button_layout->takeAt (item));
+              ui->button_layout->insertItem (item, ui->button_layout->takeAt (other_item + 1));
+            }
+        }
       show ();
     }
 }

widgets/logqso.h

@@ -18,6 +18,7 @@ class QSettings;
 class Configuration;
 class QByteArray;
 class CabrilloLog;
+class QPushButton;
 
 class LogQSO : public QDialog
 {
@@ -52,6 +53,8 @@ private:
   void storeSettings () const;
 
   QScopedPointer<Ui::LogQSO> ui;
+  QPushButton * ok_;
+  QPushButton * cancel_;
   QSettings * m_settings;
   Configuration const * m_config;
   QString m_txPower;

widgets/logqso.ui

@@ -461,14 +461,7 @@
     </spacer>
    </item>
    <item>
-    <widget class="QDialogButtonBox" name="buttonBox">
+    <layout class="QHBoxLayout" name="button_layout"/>
-     <property name="orientation">
-      <enum>Qt::Horizontal</enum>
-     </property>
-     <property name="standardButtons">
-      <set>QDialogButtonBox::Cancel|QDialogButtonBox::Ok</set>
-     </property>
-    </widget>
    </item>
   </layout>
  </widget>
@@ -488,38 +481,5 @@
   <tabstop>cbComments</tabstop>
  </tabstops>
  <resources/>
- <connections>
+ <connections/>
-  <connection>
-   <sender>buttonBox</sender>
-   <signal>accepted()</signal>
-   <receiver>LogQSO</receiver>
-   <slot>accept()</slot>
-   <hints>
-    <hint type="sourcelabel">
-     <x>248</x>
-     <y>254</y>
-    </hint>
-    <hint type="destinationlabel">
-     <x>157</x>
-     <y>274</y>
-    </hint>
-   </hints>
-  </connection>
-  <connection>
-   <sender>buttonBox</sender>
-   <signal>rejected()</signal>
-   <receiver>LogQSO</receiver>
-   <slot>reject()</slot>
-   <hints>
-    <hint type="sourcelabel">
-     <x>316</x>
-     <y>260</y>
-    </hint>
-    <hint type="destinationlabel">
-     <x>286</x>
-     <y>274</y>
-    </hint>
-   </hints>
-  </connection>
- </connections>
 </ui>