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use crate::{
elements::{CustomScrollViewElement, Element},
foundation::{Id, Key, WidgetProperties},
widgets::Widget, ui::Clip, gestures::DragStartBehavior, painting::Axis,
};
use super::ScrollBehavior;
pub struct CustomScrollView {
// The relative position of the zero scroll offset.
pub anchor: f32,
// The viewport has an area before and after the visible area to cache items that are about to become visible when the user scrolls.
pub cache_extent: f32,
// The first child in the GrowthDirection.forward growth direction.
pub center: Option<Key>,
// The content will be clipped (or not) according to this option.
pub clip_behavior: Clip,
// An object that can be used to control the position to which this scroll view is scrolled.
// pub controller: ScrollController,
// Determines the way that drag start behavior is handled.
pub drag_start_behavior: DragStartBehavior,
// Controls how one widget replaces another widget in the tree.
pub key: Key,
// ScrollViewKeyboardDismissBehavior the defines how this ScrollView will dismiss the keyboard automatically.
// pub keyboard_dismiss_behavior: ScrollViewKeyboardDismissBehavior,
// How the scroll view should respond to user input.
// pub physics: ScrollPhysics,
// Whether this is the primary scroll view associated with the parent PrimaryScrollController.
pub primary: bool,
// Restoration ID to save and restore the scroll offset of the scrollable.
pub restoration_id: Option<String>,
// Whether the scroll view scrolls in the reading direction.
pub reverse: bool,
// A ScrollBehavior that will be applied to this widget individually.
pub scroll_behavior: Option<ScrollBehavior>,
// The axis along which the scroll view scrolls.
pub scroll_direction: Axis,
// The number of children that will contribute semantic information.
pub semantic_child_count: Option<usize>,
// Whether the extent of the scroll view in the scrollDirection should be determined by the contents being viewed.
pub shrink_wrap: bool,
// The slivers to place inside the viewport.
pub slivers: Vec<Box<dyn Widget>>,
}
impl Default for CustomScrollView {
fn default() -> Self {
Self {
anchor: Default::default(),
cache_extent: Default::default(),
center: Default::default(),
clip_behavior: Default::default(),
// controller: Default::default(),
drag_start_behavior: Default::default(),
key: Default::default(),
// keyboard_dismiss_behavior: Default::default(),
// physics: Default::default(),
primary: Default::default(),
restoration_id: Default::default(),
reverse: Default::default(),
scroll_behavior: Default::default(),
scroll_direction: Default::default(),
semantic_child_count: Default::default(),
shrink_wrap: Default::default(),
slivers: Default::default(),
// key: Default::default(),
// width_factor: Default::default(),
// height_factor: Default::default(),
// child: box NoneWidget,
}
}
}
impl Widget for CustomScrollView {
fn create_element(&self) -> Box<dyn Element> {
box CustomScrollViewElement::new(self)
}
}
impl WidgetProperties for CustomScrollView {
fn key(&self) -> &Key {
&self.key
}
fn x(&self) -> f32 {
// self.x
0.0
}
fn y(&self) -> f32 {
// self.y
0.0
}
fn w(&self) -> f32 {
// self.w
0.0
}
fn h(&self) -> f32 {
// self.h
0.0
}
fn w_min(&self) -> f32 {
// self.w_min
0.0
}
fn h_min(&self) -> f32 {
// self.h_min
0.0
}
fn w_max(&self) -> f32 {
// self.w_max
0.0
}
fn h_max(&self) -> f32 {
// self.h_max
0.0
}
fn parent(&self) -> Option<Id> {
// self.parent
None
}
fn depth(&self) -> f32 {
// self.depth
0.0
}
fn visible(&self) -> bool {
// self.visible
true
}
fn mouse_input(&self) -> bool {
// self.mouse_input
true
}
fn key_input(&self) -> bool {
// self.key_input
true
}
fn renderable(&self) -> bool {
// self.renderable
true
}
fn internal_visible(&self) -> bool {
// self.internal_visible
true
}
}