Add screen recording for Linux on Wayland

Uses ScreenCast on GNOME or Spectacle on KDE; otherwise, OBS Studio or
user-chosen.

Author: ddennedy

src/jobqueue.cpp

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2012-2024 Meltytech, LLC
+ * Copyright (c) 2012-2025 Meltytech, LLC
  *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
@@ -97,6 +97,8 @@ void JobQueue::onProgressUpdated(QStandardItem *standardItem, int percent)
                 if (percent > 2)
                     remaining = time.toString();
                 remaining = QStringLiteral("%1% (%2)").arg(percent).arg(remaining);
+            } else if (percent < 0) {
+                remaining = QTime(0, 0).addSecs(-percent).toString();
             }
             standardItem->setText(remaining);
             standardItem = JOBS.item(standardItem->row(), JobQueue::COLUMN_ICON);

src/jobs/abstractjob.cpp

@@ -195,6 +195,11 @@ void AbstractJob::resume()
     emit progressUpdated(m_item, 0);
 }
 
+void AbstractJob::resetKilled()
+{
+    m_killed = false;
+}
+
 void AbstractJob::onFinished(int exitCode, QProcess::ExitStatus exitStatus)
 {
     const QTime &time = QTime::fromMSecsSinceStartOfDay(m_totalTime.elapsed());
@@ -254,7 +259,7 @@ void AbstractJob::onStarted()
 void AbstractJob::onProgressUpdated(QStandardItem *, int percent)
 {
     // Start timer on first reported percentage > 0.
-    if (percent > 0 && (percent == 1 || m_startingPercent < 0)) {
+    if (percent == 1 || m_startingPercent < 0) {
         m_estimateTime.restart();
         m_startingPercent = percent;
     }

src/jobs/abstractjob.h

@@ -67,6 +67,7 @@ public slots:
     void finished(AbstractJob *job, bool isSuccess, QString failureTime = QString());
 
 protected:
+    void resetKilled();
     QList<QAction *> m_standardActions;
     QList<QAction *> m_successActions;
     QStandardItem *m_item;