Add missing implicitBackground{Width|Height} to non-QQuickControls

Same as 5bd9d44b for QQuickControl.

[ChangeLog][Controls][Label] Added implicitBackgroundWidth and
implicitBackgroundHeight properties that can be used to simplify
complex implicit size bindings.
[ChangeLog][Controls][TextArea] Added implicitBackgroundWidth and
implicitBackgroundHeight properties that can be used to simplify
complex implicit size bindings.
[ChangeLog][Controls][TextField] Added implicitBackgroundWidth and
implicitBackgroundHeight properties that can be used to simplify
complex implicit size bindings.

Change-Id: Idcc2d9af8df086b41c15f352506fd8afdbb2e3e7
Reviewed-by: Mitch Curtis <mitch.curtis@qt.io>

1 files changed, 15 insertions, 5 deletions

diff --git a/src/quicktemplates2/qquickcontrol.cpp b/src/quicktemplates2/qquickcontrol.cpp
index afb7c08a..81950ee5 100644
--- a/src/quicktemplates2/qquickcontrol.cpp
+++ b/src/quicktemplates2/qquickcontrol.cpp
@@ -879,16 +879,26 @@ void QQuickControlPrivate::updateBaselineOffset()
 
 void QQuickControlPrivate::addImplicitSizeListener(QQuickItem *item, ChangeTypes changes)
 {
-    if (!item)
-        return;
-    QQuickItemPrivate::get(item)->addItemChangeListener(this, changes);
+    addImplicitSizeListener(item, this, changes);
 }
 
 void QQuickControlPrivate::removeImplicitSizeListener(QQuickItem *item, ChangeTypes changes)
 {
-    if (!item)
+    removeImplicitSizeListener(item, this, changes);
+}
+
+void QQuickControlPrivate::addImplicitSizeListener(QQuickItem *item, QQuickItemChangeListener *listener, ChangeTypes changes)
+{
+    if (!item || !listener)
+        return;
+    QQuickItemPrivate::get(item)->addItemChangeListener(listener, changes);
+}
+
+void QQuickControlPrivate::removeImplicitSizeListener(QQuickItem *item, QQuickItemChangeListener *listener, ChangeTypes changes)
+{
+    if (!item || !listener)
         return;
-    QQuickItemPrivate::get(item)->removeItemChangeListener(this, changes);
+    QQuickItemPrivate::get(item)->removeItemChangeListener(listener, changes);
 }
 
 void QQuickControlPrivate::itemImplicitWidthChanged(QQuickItem *item)