[Experimental] Timeout + revert functionality

1 files changed, 40 insertions, 0 deletions

diff --git a/src/timeoutdialog.cpp b/src/timeoutdialog.cpp
new file mode 100644
index 0000000..5a76504
--- /dev/null
+++ b/src/timeoutdialog.cpp
@@ -0,0 +1,40 @@
+#include "timeoutdialog.h"
+#include <iostream>
+#include <QProgressBar>
+
+
+TimeOutDialog::TimeOutDialog(int time, QWidget *parent)
+  : QProgressDialog(parent), _time(time)
+{
+  QObject::connect(&_timer, SIGNAL(timeout()), this, SLOT(update()));
+  QObject::connect(this, SIGNAL(canceled()), this, SLOT(cancel()));
+
+
+  // QProgressDialog takes ownership of QProgressBar
+  QProgressBar *qbar = new QProgressBar(this);
+  qbar->setFormat("%v seconds");
+  qbar->setMaximum(_time);
+  qbar->setMinimum(0);
+  qbar->setValue(_time);
+  qbar->setLayoutDirection(Qt::RightToLeft);
+  setBar(qbar);
+  _timer.start(1000);
+}
+
+//___________________________________________________________________________
+void TimeOutDialog::update()
+{
+  if (_time == 0) {
+    _timer.stop();
+    accept();
+  }
+  else
+    setValue(_time);
+  --_time;
+}
+
+//___________________________________________________________________________
+void TimeOutDialog::cancel()
+{
+  _timer.stop();
+}