ResponsiveGridDelegate constructor
const
ResponsiveGridDelegate({})
Implementation
const ResponsiveGridDelegate({
this.crossAxisExtent,
this.maxCrossAxisExtent,
this.minCrossAxisExtent,
this.mainAxisSpacing = 0,
this.crossAxisSpacing = 0,
this.childAspectRatio = 1,
}) : assert(
(crossAxisExtent != null && crossAxisExtent >= 0) ||
(maxCrossAxisExtent != null && maxCrossAxisExtent >= 0) ||
(minCrossAxisExtent != null && minCrossAxisExtent >= 0),
'Must provide a valid cross axis extent.'),
assert(mainAxisSpacing >= 0),
assert(crossAxisSpacing >= 0),
assert(childAspectRatio > 0);