Introduce MonitorModel & friends

A better, more flexible, API for monitor-lib.

Fixes: AUTOSUITE-692
Fixes: AUTOSUITE-250
Fixes: AUTOSUITE-686
Change-Id: Ib672e6a19beca4e83a51bcdca530c50be1bf00b7
Reviewed-by: Robert Griebl <robert.griebl@pelagicore.com>

5 files changed, 417 insertions, 0 deletions

diff --git a/examples/applicationmanager/process-status/system-ui/ApplicationDisplay.qml b/examples/applicationmanager/process-status/system-ui/ApplicationDisplay.qml
new file mode 100644
index 00000000..652cffd4
--- /dev/null
+++ b/examples/applicationmanager/process-status/system-ui/ApplicationDisplay.qml
@@ -0,0 +1,107 @@
+/****************************************************************************
+**
+** Copyright (C) 2018 Pelagicore AG
+** Contact: https://www.qt.io/licensing/
+**
+** This file is part of the Pelagicore Application Manager.
+**
+** $QT_BEGIN_LICENSE:LGPL-QTAS$
+** Commercial License Usage
+** Licensees holding valid commercial Qt Automotive Suite licenses may use
+** this file in accordance with the commercial license agreement provided
+** with the Software or, alternatively, in accordance with the terms
+** contained in a written agreement between you and The Qt Company.  For
+** licensing terms and conditions see https://www.qt.io/terms-conditions.
+** For further information use the contact form at https://www.qt.io/contact-us.
+**
+** GNU Lesser General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU Lesser
+** General Public License version 3 as published by the Free Software
+** Foundation and appearing in the file LICENSE.LGPL3 included in the
+** packaging of this file. Please review the following information to
+** ensure the GNU Lesser General Public License version 3 requirements
+** will be met: https://www.gnu.org/licenses/lgpl-3.0.html.
+**
+** GNU General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU
+** General Public License version 2.0 or (at your option) the GNU General
+** Public license version 3 or any later version approved by the KDE Free
+** Qt Foundation. The licenses are as published by the Free Software
+** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3
+** included in the packaging of this file. Please review the following
+** information to ensure the GNU General Public License requirements will
+** be met: https://www.gnu.org/licenses/gpl-2.0.html and
+** https://www.gnu.org/licenses/gpl-3.0.html.
+**
+** $QT_END_LICENSE$
+**
+** SPDX-License-Identifier: LGPL-3.0
+**
+****************************************************************************/
+
+import QtQuick 2.4
+import QtApplicationManager.SystemUI 1.0
+import QtQuick.Controls 2.4
+import QtQuick.Layouts 1.11
+
+Frame {
+    id: root
+    property string name
+    property var application
+
+    width: 450
+
+    RowLayout {
+        width: parent.width
+
+        Column {
+            id: iconAndText
+
+            Image {
+                source: root.application.icon
+                MouseArea {
+                    anchors.fill: parent
+                    onClicked: root.application.runState === Am.Running ? application.stop() : application.start()
+                }
+            }
+            Label {
+                font.pixelSize: 18
+                text: root.name
+            }
+
+        }
+
+        Frame {
+            opacity: root.application.runState === Am.Running ? 1 : 0
+            Layout.fillWidth: true
+
+            ColumnLayout {
+                width: parent.width
+                TabBar {
+                    id: tabBar
+                    Layout.fillWidth: true
+                    TabButton {
+                        text: "Stats"
+                        font.pixelSize: 15
+                    }
+                    TabButton {
+                        text: "CPU Graph"
+                        font.pixelSize: 15
+                    }
+                }
+
+                StackLayout {
+                    Layout.fillWidth: true
+                    currentIndex: tabBar.currentIndex
+                    Stats {
+                        application: root.application
+                    }
+                    CpuGraph {
+                        application: root.application
+                    }
+                }
+            }
+        }
+
+    }
+}
diff --git a/examples/applicationmanager/process-status/system-ui/CpuGraph.qml b/examples/applicationmanager/process-status/system-ui/CpuGraph.qml
new file mode 100644
index 00000000..109e902b
--- /dev/null
+++ b/examples/applicationmanager/process-status/system-ui/CpuGraph.qml
@@ -0,0 +1,96 @@
+/****************************************************************************
+**
+** Copyright (C) 2018 Pelagicore AG
+** Contact: https://www.qt.io/licensing/
+**
+** This file is part of the Pelagicore Application Manager.
+**
+** $QT_BEGIN_LICENSE:LGPL-QTAS$
+** Commercial License Usage
+** Licensees holding valid commercial Qt Automotive Suite licenses may use
+** this file in accordance with the commercial license agreement provided
+** with the Software or, alternatively, in accordance with the terms
+** contained in a written agreement between you and The Qt Company.  For
+** licensing terms and conditions see https://www.qt.io/terms-conditions.
+** For further information use the contact form at https://www.qt.io/contact-us.
+**
+** GNU Lesser General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU Lesser
+** General Public License version 3 as published by the Free Software
+** Foundation and appearing in the file LICENSE.LGPL3 included in the
+** packaging of this file. Please review the following information to
+** ensure the GNU Lesser General Public License version 3 requirements
+** will be met: https://www.gnu.org/licenses/lgpl-3.0.html.
+**
+** GNU General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU
+** General Public License version 2.0 or (at your option) the GNU General
+** Public license version 3 or any later version approved by the KDE Free
+** Qt Foundation. The licenses are as published by the Free Software
+** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3
+** included in the packaging of this file. Please review the following
+** information to ensure the GNU General Public License requirements will
+** be met: https://www.gnu.org/licenses/gpl-2.0.html and
+** https://www.gnu.org/licenses/gpl-3.0.html.
+**
+** $QT_END_LICENSE$
+**
+** SPDX-License-Identifier: LGPL-3.0
+**
+****************************************************************************/
+
+import QtQuick 2.11
+import QtQuick.Controls 2.4
+import QtApplicationManager 1.0
+import QtApplicationManager.SystemUI 1.0
+
+/*
+    This file shows how to use ProcessStatus inside a MonitorModel to draw a graph
+ */
+Pane {
+    id: root
+
+    property var application
+
+    ListView {
+        id: listView
+        anchors.fill: parent
+        orientation: ListView.Horizontal
+        spacing: (root.width / model.count) * 0.2
+        clip: true
+        interactive: false
+
+        model: MonitorModel {
+            id: monitorModel
+            running: root.visible && root.application.runState === Am.Running
+            ProcessStatus {
+                applicationId: root.application.id
+            }
+        }
+
+        delegate: Rectangle {
+            width: (root.width / monitorModel.count) * 0.8
+            height: model.cpuLoad * root.height
+            y: root.height - height
+            color: root.palette.highlight
+        }
+    }
+
+    Label {
+        anchors.top: parent.top
+        text: "100%"
+        font.pixelSize: 15
+    }
+
+    Label {
+        anchors.verticalCenter: parent.verticalCenter
+        text: "50%"
+        font.pixelSize: 15
+    }
+
+    Label {
+        anchors.bottom: parent.bottom
+        text: "0%"
+        font.pixelSize: 15
+    }
+}
diff --git a/examples/applicationmanager/process-status/system-ui/MemoryText.qml b/examples/applicationmanager/process-status/system-ui/MemoryText.qml
new file mode 100644
index 00000000..fc745d55
--- /dev/null
+++ b/examples/applicationmanager/process-status/system-ui/MemoryText.qml
@@ -0,0 +1,50 @@
+/****************************************************************************
+**
+** Copyright (C) 2018 Pelagicore AG
+** Contact: https://www.qt.io/licensing/
+**
+** This file is part of the Pelagicore Application Manager.
+**
+** $QT_BEGIN_LICENSE:LGPL-QTAS$
+** Commercial License Usage
+** Licensees holding valid commercial Qt Automotive Suite licenses may use
+** this file in accordance with the commercial license agreement provided
+** with the Software or, alternatively, in accordance with the terms
+** contained in a written agreement between you and The Qt Company.  For
+** licensing terms and conditions see https://www.qt.io/terms-conditions.
+** For further information use the contact form at https://www.qt.io/contact-us.
+**
+** GNU Lesser General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU Lesser
+** General Public License version 3 as published by the Free Software
+** Foundation and appearing in the file LICENSE.LGPL3 included in the
+** packaging of this file. Please review the following information to
+** ensure the GNU Lesser General Public License version 3 requirements
+** will be met: https://www.gnu.org/licenses/lgpl-3.0.html.
+**
+** GNU General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU
+** General Public License version 2.0 or (at your option) the GNU General
+** Public license version 3 or any later version approved by the KDE Free
+** Qt Foundation. The licenses are as published by the Free Software
+** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3
+** included in the packaging of this file. Please review the following
+** information to ensure the GNU General Public License requirements will
+** be met: https://www.gnu.org/licenses/gpl-2.0.html and
+** https://www.gnu.org/licenses/gpl-3.0.html.
+**
+** $QT_END_LICENSE$
+**
+** SPDX-License-Identifier: LGPL-3.0
+**
+****************************************************************************/
+
+import QtQuick 2.4
+import QtQuick.Controls 2.4
+
+Label {
+    property var value
+    property string name
+    text: name + ": " + (value / 1e6).toFixed(0) + " MB"
+    font.pixelSize: 15
+}
diff --git a/examples/applicationmanager/process-status/system-ui/Stats.qml b/examples/applicationmanager/process-status/system-ui/Stats.qml
new file mode 100644
index 00000000..69e4d3ea
--- /dev/null
+++ b/examples/applicationmanager/process-status/system-ui/Stats.qml
@@ -0,0 +1,83 @@
+/****************************************************************************
+**
+** Copyright (C) 2018 Pelagicore AG
+** Contact: https://www.qt.io/licensing/
+**
+** This file is part of the Pelagicore Application Manager.
+**
+** $QT_BEGIN_LICENSE:LGPL-QTAS$
+** Commercial License Usage
+** Licensees holding valid commercial Qt Automotive Suite licenses may use
+** this file in accordance with the commercial license agreement provided
+** with the Software or, alternatively, in accordance with the terms
+** contained in a written agreement between you and The Qt Company.  For
+** licensing terms and conditions see https://www.qt.io/terms-conditions.
+** For further information use the contact form at https://www.qt.io/contact-us.
+**
+** GNU Lesser General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU Lesser
+** General Public License version 3 as published by the Free Software
+** Foundation and appearing in the file LICENSE.LGPL3 included in the
+** packaging of this file. Please review the following information to
+** ensure the GNU Lesser General Public License version 3 requirements
+** will be met: https://www.gnu.org/licenses/lgpl-3.0.html.
+**
+** GNU General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU
+** General Public License version 2.0 or (at your option) the GNU General
+** Public license version 3 or any later version approved by the KDE Free
+** Qt Foundation. The licenses are as published by the Free Software
+** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3
+** included in the packaging of this file. Please review the following
+** information to ensure the GNU General Public License requirements will
+** be met: https://www.gnu.org/licenses/gpl-2.0.html and
+** https://www.gnu.org/licenses/gpl-3.0.html.
+**
+** $QT_END_LICENSE$
+**
+** SPDX-License-Identifier: LGPL-3.0
+**
+****************************************************************************/
+
+import QtQuick 2.4
+import QtQuick.Controls 2.4
+import QtApplicationManager.SystemUI 1.0
+
+/*
+ This file shows how to use ProcessStatus alongside a Timer (instead of putting it inside a MonitorModel)
+ when all that is needed is the latest information on a given application process.
+ */
+Grid {
+    spacing: 10
+    columns: 2
+    rows: 5
+
+    property var application
+
+    property var status: ProcessStatus {
+        id: processStatus
+        applicationId: root.application.id
+    }
+    property var timer: Timer {
+        id: updateTimer
+        interval: 500
+        repeat: true
+        running: root.visible && root.application.runState === Am.Running
+        onTriggered: processStatus.update()
+    }
+
+
+    Label { text: "processId: " + processStatus.processId; font.pixelSize: 15 }
+    Label {
+        property string loadPercent: Number(processStatus.cpuLoad * 100).toLocaleString(Qt.locale("en_US"), 'f', 1)
+        text: "cpuLoad: " + loadPercent + "%"
+        font.pixelSize: 15
+    }
+    MemoryText { name: "PSS.total"; value: processStatus.memoryPss.total }
+    MemoryText { name: "PSS.text"; value: processStatus.memoryPss.text }
+    MemoryText { name: "PSS.heap"; value: processStatus.memoryPss.heap }
+    MemoryText { name: "RSS.total"; value: processStatus.memoryRss.total }
+    MemoryText { name: "RSS.text"; value: processStatus.memoryRss.text }
+    MemoryText { name: "RSS.heap"; value: processStatus.memoryRss.heap }
+    MemoryText { name: "Virtual.total"; value: processStatus.memoryVirtual.total }
+}
diff --git a/examples/applicationmanager/process-status/system-ui/main.qml b/examples/applicationmanager/process-status/system-ui/main.qml
new file mode 100644
index 00000000..5bc7cf68
--- /dev/null
+++ b/examples/applicationmanager/process-status/system-ui/main.qml
@@ -0,0 +1,81 @@
+/****************************************************************************
+**
+** Copyright (C) 2018 Pelagicore AG
+** Contact: https://www.qt.io/licensing/
+**
+** This file is part of the Pelagicore Application Manager.
+**
+** $QT_BEGIN_LICENSE:LGPL-QTAS$
+** Commercial License Usage
+** Licensees holding valid commercial Qt Automotive Suite licenses may use
+** this file in accordance with the commercial license agreement provided
+** with the Software or, alternatively, in accordance with the terms
+** contained in a written agreement between you and The Qt Company.  For
+** licensing terms and conditions see https://www.qt.io/terms-conditions.
+** For further information use the contact form at https://www.qt.io/contact-us.
+**
+** GNU Lesser General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU Lesser
+** General Public License version 3 as published by the Free Software
+** Foundation and appearing in the file LICENSE.LGPL3 included in the
+** packaging of this file. Please review the following information to
+** ensure the GNU Lesser General Public License version 3 requirements
+** will be met: https://www.gnu.org/licenses/lgpl-3.0.html.
+**
+** GNU General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU
+** General Public License version 2.0 or (at your option) the GNU General
+** Public license version 3 or any later version approved by the KDE Free
+** Qt Foundation. The licenses are as published by the Free Software
+** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3
+** included in the packaging of this file. Please review the following
+** information to ensure the GNU General Public License requirements will
+** be met: https://www.gnu.org/licenses/gpl-2.0.html and
+** https://www.gnu.org/licenses/gpl-3.0.html.
+**
+** $QT_END_LICENSE$
+**
+** SPDX-License-Identifier: LGPL-3.0
+**
+****************************************************************************/
+
+import QtQuick 2.4
+import QtQuick.Controls 2.4
+import QtApplicationManager.SystemUI 1.0
+
+Pane {
+    width: 900
+    height: appsColumn.y + appsColumn.height
+
+    // Show name, icon and ProcessStatus data for each application
+    Column {
+        id: appsColumn
+        anchors.left: parent.left
+        anchors.top: parent.top
+        anchors.margins: 2
+        spacing: 10
+        Repeater {
+            model: ApplicationManager
+            ApplicationDisplay {
+                name: model.name
+                application: model.application
+            }
+        }
+    }
+
+    // Show windows of running applications
+    Column {
+        id: windowsColumn
+        anchors.left: appsColumn.right
+        anchors.right: parent.right
+        anchors.margins: 10
+        Repeater {
+            model: WindowManager
+            WindowItem {
+                width: windowsColumn.width
+                height: 200
+                window: model.window
+            }
+        }
+    }
+}