native: color theme support

native/AudioInfoBox.qml

@@ -2,6 +2,7 @@ import QtQuick
 import QtMultimedia
 
 Item {
+    SystemPalette { id: systemColors; colorGroup: SystemPalette.Active }
     id: root
 
     required property int songIndex
@@ -50,7 +51,7 @@ Item {
             right: parent.right
         }
 
-        color: "white"
+        color: systemColors.windowText
         wrapMode: Text.WrapAtWordBoundaryOrAnywhere
 
         font {
@@ -71,7 +72,7 @@ Item {
             right: parent.right
         }
 
-        color: "gray"
+        color: systemColors.windowText
         wrapMode: Text.WrapAtWordBoundaryOrAnywhere
 
         font {

native/Main.qml

@@ -3,6 +3,8 @@ import QtQuick.Window
 import QtQuick.Layouts
 
 Window {
+    SystemPalette { id: systemColors; colorGroup: SystemPalette.Active }
+
     id: root
     width: 640
     height: 480
@@ -20,7 +22,7 @@ Window {
         }
 
         height: 50
-        color: "#5F8575"
+        color: systemColors.window
     }
 
     Rectangle {
@@ -33,7 +35,7 @@ Window {
             right: parent.right
         }
 
-        color: "#1e1e1e"
+        color: systemColors.window
 
         AudioInfoBox {
             id: firstSong
@@ -110,7 +112,7 @@ Window {
         }
 
         height: 100
-        color: "#333333"
+        color: systemColors.window
 
 
         ImageButton {

native/TextButton.qml

@@ -1,9 +1,10 @@
 import QtQuick
 
 Item {
+    SystemPalette { id: systemColors; colorGroup: SystemPalette.Active }
     id: root
 
-    property color color: "gray"
+    property color color: systemColors.window
     property alias text: buttonText.text
 
     signal clicked()