fixes for reversed interface

declarativeimports/components/ComboBox.qml

@@ -255,7 +255,13 @@ T.ComboBox {
     }
 
     popup: T.Popup {
-        x: control.mirrored ? control.width - width : popUpRelativeX
+        x: {
+            if (popUpRelativeX !== 0) {
+                return control.mirrored ? -(width - popUpRelativeX) : popUpRelativeX
+            }
+
+            return control.mirrored ? control.width - width : 0
+        }
         y: control.height
         width: Math.max(control.width, control.minimumPopUpWidth)
         implicitHeight: contentItem.implicitHeight

declarativeimports/components/ComboBoxButton.qml

@@ -86,7 +86,7 @@ Rectangle {
 
         blankSpaceForEmptyIcons: comboBoxBlankSpaceForEmptyIcons
         forcePressed: comboBoxForcePressed
-        popUpRelativeX: -(parent.width - width)
+        popUpRelativeX: Qt.application.layoutDirection === Qt.RightToLeft ? root.width : -(parent.width - width)
 
         minimumPopUpWidth: Math.max(comboBoxMinimumPopUpWidth, root.width)
     }

declarativeimports/components/HeaderSwitch.qml

@@ -58,13 +58,11 @@ Item {
 
     RowLayout {
         id: row
-
         width: parent.width
         anchors.verticalCenter: parent.verticalCenter
 
         LatteExtraControls.Header {
             id: headerText
-            Layout.fillWidth: true
             text: item.text
             enabled: item.checked
             visible: level === 1
@@ -72,7 +70,6 @@ Item {
 
         LatteExtraControls.SubHeader {
             id: subHeaderText
-            Layout.fillWidth: true
             text: item.text
             enabled: item.checked
             visible: level === 2
@@ -80,7 +77,6 @@ Item {
 
         PlasmaComponents.Label {
             id: labelText
-            Layout.fillWidth: true
             text: item.text
             enabled: item.checked
             visible: level > 2

shell/package/contents/configuration/pages/BehaviorConfig.qml

@@ -457,10 +457,16 @@ PlasmaComponents.Page {
                        || latteView.visibility.mode === Latte.Types.WindowsGoBelow)
 
             LatteComponents.Header {
-                Layout.fillWidth: true
                 text: i18n("Delay")
             }
 
+            //! ghost object to provide full space to Delay ColumnLayout
+            Label {
+                Layout.fillWidth: true
+                text: " "
+                height: 0
+            }
+
             RowLayout {
                 Layout.fillWidth: false
                 Layout.leftMargin: units.smallSpacing * 2