QmlDesigner.PropertyEditor: Fix ComboBox drop down menu

We need to style the drop down menu.

Change-Id: Ide5845b06336cc6dff08acc7b5814a06ebde6a1b
Task-number: QTCREATORBUG-13336
Reviewed-by: Tim Jenssen <tim.jenssen@theqtcompany.com>

1 files changed, 8 insertions, 1 deletions

diff --git a/share/qtcreator/qmldesigner/propertyEditorQmlSources/HelperWidgets/CustomComboBoxStyle.qml b/share/qtcreator/qmldesigner/propertyEditorQmlSources/HelperWidgets/CustomComboBoxStyle.qml
index 9a0388bf19..9254f2262a 100644
--- a/share/qtcreator/qmldesigner/propertyEditorQmlSources/HelperWidgets/CustomComboBoxStyle.qml
+++ b/share/qtcreator/qmldesigner/propertyEditorQmlSources/HelperWidgets/CustomComboBoxStyle.qml
@@ -30,7 +30,7 @@
 
 import QtQuick 2.1
 import QtQuick.Controls 1.1 as Controls
-import QtQuick.Controls.Styles 1.1
+import QtQuick.Controls.Styles 1.2
 
 ComboBoxStyle {
     property color borderColor: "#222"
@@ -106,4 +106,11 @@ ComboBoxStyle {
             color: textColor
         }
     }
+
+    __dropDownStyle: MenuStyle {
+        __maxPopupHeight: 600
+        __menuItemType: "comboboxitem"
+        frame: Rectangle {
+        }
+    }
 }