Inherit UM.TextField in Cura.TextField and remove redundant properties

CURA-9793

resources/qml/Widgets/TextField.qml

@@ -4,87 +4,12 @@
 import QtQuick 2.10
 import QtQuick.Controls 2.3
 
-import UM 1.5 as UM
+import UM 1.7 as UM
 import Cura 1.1 as Cura
 
-
-//
-// Cura-style TextField
-//
-TextField
+UM.TextField
 {
     id: control
-
-    property alias leftIcon: iconLeft.source
-
     height: UM.Theme.getSize("setting_control").height
-
-    hoverEnabled: true
-    selectByMouse: true
-    font: UM.Theme.getFont("default")
-    color: UM.Theme.getColor("text_field_text")
-    selectedTextColor: UM.Theme.getColor("text_field_text")
-    placeholderTextColor: UM.Theme.getColor("text_field_text_disabled")
-    renderType: Text.NativeRendering
-    selectionColor: UM.Theme.getColor("text_selection")
-    leftPadding: iconLeft.visible ? iconLeft.width + UM.Theme.getSize("default_margin").width * 2 : UM.Theme.getSize("thin_margin").width
-
-    states: [
-        State
-        {
-            name: "disabled"
-            when: !control.enabled
-            PropertyChanges { target: control; color: UM.Theme.getColor("text_field_text_disabled")}
-            PropertyChanges { target: backgroundRectangle; liningColor: UM.Theme.getColor("text_field_border_disabled")}
-        },
-        State
-        {
-            name: "invalid"
-            when: !control.acceptableInput
-            PropertyChanges { target: backgroundRectangle; color: UM.Theme.getColor("setting_validation_error_background")}
-        },
-        State
-        {
-            name: "active"
-            when: control.activeFocus
-            PropertyChanges
-            {
-                target: backgroundRectangle
-                liningColor: UM.Theme.getColor("text_field_border_active")
-                borderColor: UM.Theme.getColor("text_field_border_active")
-            }
-        },
-        State
-        {
-            name: "hovered"
-            when: control.hovered && !control.activeFocus
-            PropertyChanges
-            {
-                target: backgroundRectangle
-                liningColor: UM.Theme.getColor("text_field_border_hovered")
-            }
-        }
-    ]
-
-    background: UM.UnderlineBackground
-    {
-        id: backgroundRectangle
-        //Optional icon added on the left hand side.
-        UM.ColorImage
-        {
-            id: iconLeft
-
-            anchors
-            {
-                verticalCenter: parent.verticalCenter
-                left: parent.left
-                leftMargin: UM.Theme.getSize("default_margin").width
-            }
-
-            visible: source != ""
-            height: UM.Theme.getSize("small_button_icon").height
-            width: visible ? height : 0
-            color: control.color
-        }
-    }
+    leftPadding: UM.Theme.getSize("thin_margin").width
 }