Platform: create platform dialog instances lazily on demand

Change-Id: Ie963cb5c082b49205f7b7244ace3b88254ec37c7
Reviewed-by: J-P Nurmi <jpnurmi@qt.io>

1 files changed, 4 insertions, 1 deletions

diff --git a/src/imports/platform/qquickplatformdialog_p.h b/src/imports/platform/qquickplatformdialog_p.h
index b4ba62ec..577cec94 100644
--- a/src/imports/platform/qquickplatformdialog_p.h
+++ b/src/imports/platform/qquickplatformdialog_p.h
@@ -76,7 +76,6 @@ public:
     ~QQuickPlatformDialog();
 
     QPlatformDialogHelper *handle() const;
-    void setHandle(QPlatformDialogHelper *handle);
 
     QQmlListProperty<QObject> data();
 
@@ -114,6 +113,10 @@ protected:
     void classBegin() override;
     void componentComplete() override;
 
+    bool create();
+    void destroy();
+
+    virtual QPlatformDialogHelper *createHelper() = 0;
     virtual void applyOptions();
 
     QWindow *findParentWindow() const;