Organize project files

Put QML components into folders, remove unused ones, split __init__.py
with engine.py.

harmonyqml/components/base/Avatar.qml

@@ -0,0 +1,40 @@
+import QtQuick 2.7
+import QtQuick.Controls 2.0
+import QtQuick.Layouts 1.4
+
+Item {
+    property bool invisible: false
+    property string username: "?"
+    property var imageSource: null
+    property int dimmension: 48
+
+    id: root
+    width: dimmension
+    height: invisible ? 1 : dimmension
+
+    Rectangle {
+        id: letterRectangle
+        anchors.fill: parent
+        visible: ! invisible && imageSource === null
+        color: Qt.hsla(Backend.hueFromString(username), 0.22, 0.5, 1)
+
+        HLabel {
+            anchors.centerIn: parent
+            text: username.charAt(0)
+            color: "white"
+            font.pixelSize: letterRectangle.height / 1.4
+        }
+    }
+
+    Image {
+        id: avatarImage
+        anchors.fill: parent
+        visible: ! invisible && imageSource !== null
+
+        Component.onCompleted: if (imageSource) {source = imageSource}
+        asynchronous: true
+        mipmap: true
+        fillMode: Image.PreserveAspectCrop
+        sourceSize.width: root.dimmension
+    }
+}

harmonyqml/components/base/HLabel.qml

@@ -0,0 +1,12 @@
+import QtQuick 2.7
+import QtQuick.Controls 2.0
+
+Label {
+    property int bigSize: 24
+    property int normalSize: 16
+    property int smallSize: 12
+
+    font.family: "Roboto"
+    font.pixelSize: normalSize
+    textFormat: Text.PlainText
+}

harmonyqml/components/base/HToolButton.qml

@@ -0,0 +1,31 @@
+import QtQuick 2.7
+import QtQuick.Controls 2.2
+import QtQuick.Layouts 1.4
+
+ToolButton {
+    property string tooltip: ""
+    property string iconName: ""
+
+    id: "button"
+    display: ToolButton.IconOnly
+    icon.source: "../../icons/" + iconName + ".svg"
+    background: Rectangle { color: "transparent" }
+
+    onClicked: toolTip.hide()
+
+    ToolTip {
+        id: "toolTip"
+        text: tooltip
+        delay: Qt.styleHints.mousePressAndHoldInterval
+        visible: text ? toolTipZone.containsMouse : false
+    }
+    MouseArea {
+        id: "toolTipZone"
+        anchors.fill: parent
+        hoverEnabled: true
+        acceptedButtons: Qt.NoButton  // Make button receive clicks normally
+
+        onEntered: button.background.color = "#656565"
+        onExited: button.background.color = "transparent"
+    }
+}

harmonyqml/components/base/ToolTipLabel.qml

@@ -0,0 +1,16 @@
+import QtQuick 2.7
+import QtQuick.Controls 2.0
+
+HLabel {
+    id: text
+    ToolTip {
+        delay: Qt.styleHints.mousePressAndHoldInterval
+        visible: text ? toolTipZone.containsMouse : false
+        text: user_id
+    }
+    MouseArea {
+        id: toolTipZone
+        anchors.fill: parent
+        hoverEnabled: true
+    }
+}