feat(Qt): dock and control bar are now QML

friture/ControlBar.qml

@@ -0,0 +1,71 @@
+import QtQuick 2.15
+import QtQuick.Controls 2.15
+import QtQuick.Layouts 1.15
+
+RowLayout {
+    id: controlBar
+    objectName: "controlBar"
+    spacing: 0
+
+    SystemPalette { id: systemPalette; colorGroup: SystemPalette.Active }
+
+    required property var viewModel
+
+    ComboBox {
+        id: widgetSelector
+        model: [
+            "Scope",
+            "FFT Spectrum",
+            "2D Spectrogram",
+            "Octave Spectrum",
+            "Generator",
+            "Delay Estimator",
+            "Long-time levels",
+            "Pitch Tracker"
+        ]
+        currentIndex: viewModel.currentIndex
+        onCurrentIndexChanged: viewModel.currentIndex = currentIndex
+        ToolTip.text: "Select the type of audio widget"
+
+        // replace with implicitContentWidthPolicy to either ComboBox.WidestText on Qt 6
+        width: 130
+        Layout.preferredWidth: width
+        Layout.rightMargin: 5
+    }
+
+    ToolButton {
+        id: settingsButton
+        icon.source: "qrc:/images-src/dock-settings.svg"
+        ToolTip.text: "Customize the audio widget"
+        icon.color: systemPalette.windowText
+        onClicked: viewModel.onSettingsClicked()
+    }
+
+    ToolButton {
+        id: movePreviousButton
+        icon.source: "qrc:/images-src/dock-move-previous.svg"
+        ToolTip.text: "Move widget to previous slot"
+        icon.color: systemPalette.windowText
+        onClicked: viewModel.onMovePreviousClicked()
+    }
+
+    ToolButton {
+        id: moveNextButton
+        icon.source: "qrc:/images-src/dock-move-next.svg"
+        ToolTip.text: "Move widget to next slot"
+        icon.color: systemPalette.windowText
+        onClicked: viewModel.onMoveNextClicked()
+    }
+
+    ToolButton {
+        id: closeButton
+        icon.source: "qrc:/images-src/dock-close.svg"
+        ToolTip.text: "Close the audio widget"
+        icon.color: systemPalette.windowText
+        onClicked: viewModel.onCloseClicked()
+    }
+
+    Item {
+        Layout.fillWidth: true
+    }
+}

friture/Dock.qml

@@ -0,0 +1,32 @@
+import QtQuick 2.15
+import QtQuick.Controls 2.15
+import QtQuick.Layouts 1.2
+
+Rectangle {
+    SystemPalette { id: systemPalette; colorGroup: SystemPalette.Active }
+    color: systemPalette.window
+    anchors.fill: parent
+
+    ColumnLayout {
+        id: root
+        anchors.fill: parent
+
+        property string fixedFont
+
+        Item {
+            id: control_bar_container
+            objectName: "control_bar_container"
+            Layout.fillWidth: true
+            Layout.preferredHeight: 40
+        }
+
+        Item {
+            id: audio_widget_container
+            objectName: "audio_widget_container"
+            Layout.fillWidth: true
+            Layout.fillHeight: true
+            Layout.margins: 5
+        }
+    }
+}
+

friture/Generator.qml

@@ -12,7 +12,6 @@ Rectangle {
 
     SystemPalette { id: systemPalette; colorGroup: SystemPalette.Active }
     color: systemPalette.window
-    anchors.fill: parent
 
     ColumnLayout {
         anchors.top: parent.top

friture/controlbar_viewmodel.py

@@ -0,0 +1,34 @@
+from PyQt5.QtCore import QObject, pyqtSignal, pyqtProperty
+
+class ControlBarViewModel(QObject):
+    indexChanged = pyqtSignal(int)
+    settingsClicked = pyqtSignal()
+    movePreviousClicked = pyqtSignal()
+    moveNextClicked = pyqtSignal()
+    closeClicked = pyqtSignal()
+
+    def __init__(self, parent=None):
+        super().__init__(parent)
+        self._currentIndex = 0
+
+    def getCurrentIndex(self):
+        return self._currentIndex
+
+    def setCurrentIndex(self, index):
+        if self._currentIndex != index:
+            self._currentIndex = index
+            self.indexChanged.emit(index)
+
+    currentIndex = pyqtProperty(int, fget=getCurrentIndex, fset=setCurrentIndex, notify=indexChanged)
+
+    def onSettingsClicked(self):
+        self.settingsClicked.emit()
+
+    def onMovePreviousClicked(self):
+        self.movePreviousClicked.emit()
+
+    def onMoveNextClicked(self):
+        self.moveNextClicked.emit()
+
+    def onCloseClicked(self):
+        self.closeClicked.emit()