[finishedq] Add sample QML for mobile usage

This has a countdown-timer that automatically restarts;
the rest of the settings follow the finishedq.conf values.

FIXES #1601

src/modules/finishedq/finishedq@mobile.qml

@@ -0,0 +1,121 @@
+/* === This file is part of Calamares - <https://github.com/calamares> ===
+ *
+ *   SPDX-FileCopyrightText: 2021 Anke Boersma <demm@kaosx.us>
+ *   SPDX-License-Identifier: GPL-3.0-or-later
+ *   License-Filename: LICENSE
+ *
+ *   Calamares is Free Software: see the License-Identifier above.
+ *
+ */
+
+import io.calamares.core 1.0
+import io.calamares.ui 1.0
+
+import QtQuick 2.15
+import QtQuick.Controls 2.15
+import QtQuick.Layouts 1.3
+import org.kde.kirigami 2.7 as Kirigami
+import QtGraphicalEffects 1.0
+import QtQuick.Window 2.3
+
+Page {
+
+    id: finished
+
+    width: parent.width
+    height: parent.height
+
+    header: Kirigami.Heading {
+        width: parent.width
+        height: 100
+        id: header
+        Layout.fillWidth: true
+        horizontalAlignment: Qt.AlignHCenter
+        color: Kirigami.Theme.textColor
+        level: 1
+        text: qsTr("Installation Completed")
+
+        Text {
+            anchors.top: header.bottom
+            anchors.horizontalCenter: parent.horizontalCenter
+            horizontalAlignment: Text.AlignHCenter
+            font.pointSize: 12
+            text: qsTr("%1 has been installed on your computer.<br/>
+            You may now restart your device.").arg(Branding.string(Branding.ProductName))
+        }
+
+        Image {
+            source: "seedling.svg"
+            anchors.top: header.bottom
+            anchors.topMargin: 80
+            anchors.horizontalCenter: parent.horizontalCenter
+            width: 64
+            height: 64
+            mipmap: true
+        }
+    }
+
+    RowLayout {
+        Layout.alignment: Qt.AlignRight|Qt.AlignVCenter
+        anchors.centerIn: parent
+        spacing: 6
+
+        Button {
+            id: button
+            text: qsTr("Close")
+            icon.name: "application-exit"
+            onClicked: { ViewManager.quit(); }
+        }
+
+        Button {
+            text: qsTr("Restart")
+            icon.name: "system-reboot"
+            onClicked: { config.doRestart(true); }
+        }
+    }
+
+    Item {
+
+        Layout.fillHeight: true
+        Layout.fillWidth: true
+        anchors.bottom: parent.bottom
+        anchors.bottomMargin : 100
+        anchors.horizontalCenter: parent.horizontalCenter
+
+        ProgressBar {
+            id: autoRestartBar
+            value: 1.0
+            anchors.horizontalCenter: parent.horizontalCenter
+
+        }
+
+        Timer {
+            id: autoRestartTimer
+            // This is in milliseconds and should be less than 1000 (because of logic in onTriggered)
+            interval: 100
+            repeat: true
+            running: false
+            // Whenever the timer fires (1000 / interval times a second) count the progress bar down
+            // by 1%. When the bar is empty, try to restart normally; as a backup, when the bar
+            // is empty change settings and schedule it to quit 1000 milliseconds (1s) later.
+            onTriggered: {
+                autoRestartBar.value -= 0.01;
+                if (autoRestartBar.value <= 0.0) {
+                    // First time through here, set the interval to 1000 so that the
+                    // second time (1 second later) goes to quit().
+                    if ( interval > 999) { ViewManager.quit(); }
+                    else { config.doRestart(true); running = false; interval = 1000; repeat = false; start(); }
+                }
+            }
+        }
+    }
+
+    function onActivate()
+    {
+        autoRestartTimer.running = true
+    }
+
+    function onLeave()
+    {
+    }
+}