QmlDesigner: Fix Connection editor closing

Pick-to: qds/4.5
Task-number: QDS-12013
Change-Id: I8add3418bb43b87e45153c012353646833413664
Reviewed-by: Thomas Hartmann <thomas.hartmann@qt.io>

share/qtcreator/qmldesigner/connectionseditor/ConnectionsDialog.qml

@@ -11,6 +11,8 @@ StudioControls.PopupDialog {
 
     property alias backend: form.backend
 
+    keepOpen: form.keepOpen
+
     titleBar: Row {
         spacing: 30 // TODO
         anchors.fill: parent
@@ -43,6 +45,8 @@ StudioControls.PopupDialog {
     ConnectionsDialogForm {
         id: form
 
+        parentWindow: root.window
+
         Connections {
             target: root.backend
             function onPopupShouldClose() {

share/qtcreator/qmldesigner/connectionseditor/ConnectionsDialogForm.qml

@@ -16,6 +16,9 @@ Column {
 
     property var backend
 
+    property bool keepOpen: expressionDialogLoader.visible
+    property Window parentWindow: null
+
     width: parent.width
     spacing: root.verticalSpacing
 
@@ -267,10 +270,8 @@ Column {
                 horizontalAlignment: code.lineCount === 1 ? Text.AlignHCenter : Text.AlignLeft
                 verticalAlignment: Text.AlignVCenter
                 elide: Text.ElideRight
-
             }
 
-
             Loader {
                 id: expressionDialogLoader
                 parent: editor
@@ -297,19 +298,19 @@ Column {
                         id: bindingEditor
 
                         onRejected: {
-                            hideWidget()
+                            bindingEditor.hideWidget()
                             expressionDialogLoader.visible = false
                         }
 
                         onAccepted: {
                             backend.setNewSource(bindingEditor.text)
-                            hideWidget()
+                            bindingEditor.hideWidget()
                             expressionDialogLoader.visible = false
                         }
                     }
                 }
-            } // loader
+            }
-        } // rect
+        }
-    } //col 2
+    }
-}//col1
+}
 

share/qtcreator/qmldesigner/propertyEditorQmlSources/imports/StudioControls/PopupDialog.qml

@@ -104,7 +104,7 @@ QtObject {
                 return root.maximumHeight + (2 * window.margin)
         }
         visible: false
-        flags: Qt.FramelessWindowHint | Qt.Tool | Qt.WindowStaysOnTopHint
+        flags: Qt.FramelessWindowHint | Qt.Tool
         color: "transparent"
 
         onClosing: function (close) {
@@ -286,10 +286,8 @@ QtObject {
             enabled: root.visible
 
             function onFocusWindowChanged(focusWindow) {
-                if (!focusWindow) {
+                if (!focusWindow)
-                    root.close()
                     return
-                }
 
                 if (root.keepOpen)
                     return