def makePositioner(self, reference):
# Use two widgets so that setPixelSize() consistently affects dimensions
# excluding positioner border in quirks and strict modes
SimplePanel outer = SimplePanel()
outer.addStyleName(CSS_DRAGDROP_POSITIONER)
DOM.setStyleAttribute(outer.getElement(), "margin", "0px")
# place off screen for border calculation
RootPanel.get().add(outer, -500, -500)
# Ensure IE quirks mode returns valid outer.offsetHeight, and thus valid
# DOMUtil.getVerticalBorders(outer)
outer.setWidget(DUMMY_LABEL_IE_QUIRKS_MODE_OFFSET_HEIGHT)
SimplePanel inner = SimplePanel()
DOM.setStyleAttribute(inner.getElement(), "margin", "0px")
DOM.setStyleAttribute(inner.getElement(), "border", "none")
int offsetWidth = reference.getOffsetWidth() - DOMUtil.getHorizontalBorders(outer)
int offsetHeight = reference.getOffsetHeight() - DOMUtil.getVerticalBorders(outer)
inner.setPixelSize(offsetWidth, offsetHeight)
outer.setWidget(inner)
return outer
# Ensure IE quirks mode returns valid outer.offsetHeight, and thus valid
# DOMUtil.getVerticalBorders(outer)
outer.setWidget(DUMMY_LABEL_IE_QUIRKS_MODE_OFFSET_HEIGHT)
int width = 0
int height = 0
if dropTarget instanceof HorizontalPanel:
for Iterator iterator = context.selectedWidgets.iterator(); iterator.hasNext();:
Widget widget = (Widget) iterator.next()
width += widget.getOffsetWidth()
height = Math.max(height, widget.getOffsetHeight())
else:
for Iterator iterator = context.selectedWidgets.iterator(); iterator.hasNext();:
Widget widget = (Widget) iterator.next()
width = Math.max(width, widget.getOffsetWidth())
height += widget.getOffsetHeight()
SimplePanel inner = SimplePanel()
inner.setPixelSize(width - DOMUtil.getHorizontalBorders(outer), height
- DOMUtil.getVerticalBorders(outer))
outer.setWidget(inner)
return outer