Area parts

qpx_MenubarPart 1 Area menubar part
qpx_ToolsWidgetPart 2 Tools widget part
qpx_ZoomWidgetPart 3 Zoom widget part
qpx_MenubarMask 2 Mask for area menubar part
qpx_ToolsWidgetMask 4 Mask for tools widget part
qpx_ZoomWidgetMask 8 Mask for zoom widget part
qpx_PageNavWidgetPart 4 Page navigation widget part
qpx_PageNavWidgetPartMask 16 Mask for page navigation widget part