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use crate::element_tree::ReconcileCtx;
use crate::glue::Action;
use crate::glue::DruidAppData;
use crate::glue::Id;
use crate::widgets::SingleWidget;
use druid::widget::Checkbox;
use druid::{
BoxConstraints, Env, Event, EventCtx, LayoutCtx, LifeCycle, LifeCycleCtx, PaintCtx, Point,
Size, UpdateCtx, Widget, WidgetPod,
};
use tracing::trace;
pub struct CheckboxWidget {
pub value: bool,
pub pod: WidgetPod<bool, Checkbox>,
pub id: Id,
}
impl CheckboxWidget {
pub fn new(text: String, value: bool, id: Id) -> Self {
let checkbox = Checkbox::new(text);
CheckboxWidget {
value,
pod: WidgetPod::new(checkbox),
id,
}
}
pub fn request_druid_update(&mut self, ctx: &mut ReconcileCtx) {
self.pod.with_event_context(
ctx.event_ctx,
|_widget: &mut Checkbox, ctx: &mut EventCtx| {
trace!("request_druid_update: {:?}", ctx.widget_id());
ctx.request_update();
},
);
}
}
impl Widget<DruidAppData> for CheckboxWidget {
fn event(&mut self, ctx: &mut EventCtx, event: &Event, data: &mut DruidAppData, env: &Env) {
if let Event::MouseUp(_) = event {
if ctx.is_hot() {
trace!("Checkbox {:?} value changed: {}", self.id, self.value);
data.queue_action(self.id, Action::Clicked);
}
}
if let Event::MouseDown(_) = event {
trace!("MouseDown");
}
self.pod.event(ctx, event, &mut self.value, env);
}
fn lifecycle(
&mut self,
ctx: &mut LifeCycleCtx,
event: &LifeCycle,
_data: &DruidAppData,
env: &Env,
) {
self.pod.lifecycle(ctx, event, &mut self.value, env);
}
fn update(
&mut self,
ctx: &mut UpdateCtx,
_old_data: &DruidAppData,
_data: &DruidAppData,
env: &Env,
) {
self.pod.update(ctx, &mut self.value, env);
}
fn layout(
&mut self,
ctx: &mut LayoutCtx,
bc: &BoxConstraints,
_data: &DruidAppData,
env: &Env,
) -> Size {
let size = self.pod.layout(ctx, bc, &mut self.value, env);
self.pod.set_origin(ctx, &mut self.value, env, Point::ZERO);
size
}
fn paint(&mut self, ctx: &mut PaintCtx, _data: &DruidAppData, env: &Env) {
self.pod.paint(ctx, &mut self.value, env);
}
}
pub type SingleCheckboxWidget = SingleWidget<CheckboxWidget>;