buildAppBar method
Simple implementation of App Bar which user can use it with easy configuration
Implementation
AppBar buildAppBar({
@required bool titleVisibility,
@required bool leadingVisibility,
@required bool tabBarVisibility,
Widget titleWidget,
Widget leadingWidget,
Color backgroundColor,
bool centerTitle = false,
bool scrollableTab,
TabController tabController,
List<Widget> tabWidgetList,
}) {
bool useFlexible =
!titleVisibility && !leadingVisibility && tabBarVisibility;
return AppBar(
backgroundColor: backgroundColor,
automaticallyImplyLeading: false,
leading: leadingVisibility ? leadingWidget : null,
title: titleVisibility ? titleWidget : null,
centerTitle: centerTitle,
flexibleSpace: useFlexible
? Container(
alignment: Alignment.bottomCenter,
child: TabBar(
isScrollable: scrollableTab,
tabs: tabWidgetList,
controller: tabController,
indicatorWeight: 4.0,
),
)
: null,
bottom: !useFlexible && tabBarVisibility
? TabBar(
isScrollable: scrollableTab,
tabs: tabWidgetList,
controller: tabController,
indicatorWeight: 4.0,
)
: null,
);
}