add a spacer in case the progress dialog is built without labels (elapsed/estimated/remaining) time nor buttons

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@65114 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

src/generic/progdlgg.cpp

@@ -245,6 +245,9 @@ wxProgressDialog::wxProgressDialog(const wxString& title,
         buttonSizer->Add(m_btnAbort, 0, sizerFlags, LAYOUT_MARGIN);
     }
 
+    if (!m_hasSkipButton && !m_hasAbortButton)
+        buttonSizer->AddSpacer(LAYOUT_MARGIN);
+
     sizerTop->Add(buttonSizer, 0, sizerFlags, LAYOUT_MARGIN );
 #endif // __SMARTPHONE__/!__SMARTPHONE__