Add Qt::ImInputItemClipRectangle support to widgets

Let widgets respond to ImInputItemClipRectangle inputMethodQuery and
notify about potential changes with QInputMethod::update()

Change-Id: I01b2c53273df207d26107b237a7096fe53d1b0a5
Reviewed-by: Richard Moe Gustavsen <richard.gustavsen@theqtcompany.com>

1 files changed, 3 insertions, 0 deletions

diff --git a/src/widgets/kernel/qwidget.cpp b/src/widgets/kernel/qwidget.cpp
index 5826116a96..8d5f275d73 100644
--- a/src/widgets/kernel/qwidget.cpp
+++ b/src/widgets/kernel/qwidget.cpp
@@ -385,6 +385,7 @@ void QWidgetPrivate::updateWidgetTransform(QEvent *event)
         t.translate(p.x(), p.y());
         QGuiApplication::inputMethod()->setInputItemTransform(t);
         QGuiApplication::inputMethod()->setInputItemRectangle(q->rect());
+        QGuiApplication::inputMethod()->update(Qt::ImInputItemClipRectangle);
     }
 }
 
@@ -9774,6 +9775,8 @@ QVariant QWidget::inputMethodQuery(Qt::InputMethodQuery query) const
         return inputMethodQuery(Qt::ImCursorPosition);
     case Qt::ImHints:
         return (int)inputMethodHints();
+    case Qt::ImInputItemClipRectangle:
+        return d_func()->clipRect();
     default:
         return QVariant();
     }