public OverScrollHeaderStretchConfiguration(
float stretchTriggerOffset = 100.0f,
AsyncCallback onStretchTrigger = null
)
{
this.stretchTriggerOffset = stretchTriggerOffset;
this.onStretchTrigger = onStretchTrigger;
}
public SliverAppBar(
Key key = null,
Widget leading = null,
bool automaticallyImplyLeading = true,
Widget title = null,
List <Widget> actions = null,
Widget flexibleSpace = null,
PreferredSizeWidget bottom = null,
float?elevation = null,
bool forceElevated = false,
Color backgroundColor = null,
Brightness?brightness = null,
IconThemeData iconTheme = null,
IconThemeData actionsIconTheme = null,
TextTheme textTheme = null,
bool primary = true,
bool?centerTitle = null,
float titleSpacing = NavigationToolbar.kMiddleSpacing,
float?expandedHeight = null,
bool floating = false,
bool pinned = false,
bool snap = false,
bool stretch = false,
float stretchTriggerOffset = 100.0f,
AsyncCallback onStretchTrigger = null,
ShapeBorder shape = null
) : base(key: key)
{
D.assert(floating || !snap, () => "The 'snap' argument only makes sense for floating app bars.");
D.assert(stretchTriggerOffset > 0.0);
this.leading = leading;
this.automaticallyImplyLeading = true;
this.title = title;
this.actions = actions;
this.flexibleSpace = flexibleSpace;
this.bottom = bottom;
this.elevation = elevation;
this.forceElevated = forceElevated;
this.backgroundColor = backgroundColor;
this.brightness = brightness;
this.iconTheme = iconTheme;
this.actionsIconTheme = actionsIconTheme;
this.textTheme = textTheme;
this.primary = primary;
this.centerTitle = centerTitle;
this.titleSpacing = NavigationToolbar.kMiddleSpacing;
this.expandedHeight = expandedHeight;
this.floating = floating;
this.pinned = pinned;
this.snap = snap;
this.stretch = stretch;
this.stretchTriggerOffset = stretchTriggerOffset;
this.onStretchTrigger = onStretchTrigger;
this.shape = shape;
}
