PagewiseSliverGrid<T>.extent constructor
PagewiseSliverGrid<T>.extent ({
- Key? key,
- bool addSemanticIndexes = true,
- bool addAutomaticKeepAlives = true,
- bool addRepaintBoundaries = true,
- SemanticIndexCallback semanticIndexCallback = kDefaultSemanticIndexCallback,
- int semanticIndexOffset = 0,
- required double maxCrossAxisExtent,
- double childAspectRatio = 1.0,
- double crossAxisSpacing = 0.0,
- double mainAxisSpacing = 0.0,
- PagewiseLoadController<
T> ? pageLoadController, - int? pageSize,
- PageFuture<
T> ? pageFuture, - LoadingBuilder? loadingBuilder,
- RetryBuilder? retryBuilder,
- NoItemsFoundBuilder? noItemsFoundBuilder,
- bool showRetry = true,
- required ItemBuilder<
T> itemBuilder, - ItemBuilder<
T> ? itemDummyBuilder, - int? itemDummyCount,
- ErrorBuilder? errorBuilder,
Creates a Pagewise SliverGrid with a maxCrossAxisExtent.
All the properties are either those documented for normal SliverGrid or those inherited from Pagewise
Implementation
PagewiseSliverGrid.extent(
{super.key,
bool addSemanticIndexes = true,
bool addAutomaticKeepAlives = true,
bool addRepaintBoundaries = true,
SemanticIndexCallback semanticIndexCallback =
kDefaultSemanticIndexCallback,
int semanticIndexOffset = 0,
required double maxCrossAxisExtent,
double childAspectRatio = 1.0,
double crossAxisSpacing = 0.0,
double mainAxisSpacing = 0.0,
super.pageLoadController,
super.pageSize,
super.pageFuture,
super.loadingBuilder,
super.retryBuilder,
super.noItemsFoundBuilder,
super.showRetry,
required super.itemBuilder,
super.itemDummyBuilder,
super.itemDummyCount,
super.errorBuilder})
: super(builder: (PagewiseState<T> state, {int? itemDummyCount}) {
return SliverGrid(
delegate: SliverChildBuilderDelegate(state.itemBuilder,
addAutomaticKeepAlives: addAutomaticKeepAlives,
addRepaintBoundaries: addRepaintBoundaries,
addSemanticIndexes: addSemanticIndexes,
semanticIndexCallback: semanticIndexCallback,
semanticIndexOffset: semanticIndexOffset,
childCount: itemDummyCount ?? state.itemCount),
gridDelegate: SliverGridDelegateWithMaxCrossAxisExtentAndLoading(
maxCrossAxisExtent: maxCrossAxisExtent,
childAspectRatio: childAspectRatio,
crossAxisSpacing: crossAxisSpacing,
mainAxisSpacing: mainAxisSpacing,
itemCount: itemDummyCount ?? state.itemCount),
);
});