148 lines
3.8 KiB
Rust
148 lines
3.8 KiB
Rust
use crate::prelude::*;
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use iris_macro::widget_trait;
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// these methods should "not require any context" (require unit) because they're in core
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event_ctx!(());
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widget_trait! {
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pub trait CoreWidget;
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fn pad(self, padding: impl Into<Padding>) -> impl WidgetFn<Pad> {
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|ui| Pad {
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padding: padding.into(),
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inner: self.add(ui),
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}
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}
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fn align(self, align: impl Into<Align>) -> impl WidgetFn<Aligned> {
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move |ui| Aligned {
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inner: self.add(ui),
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align: align.into(),
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}
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}
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fn center(self) -> impl WidgetFn<Aligned> {
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self.align(Align::CENTER)
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}
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fn label(self, label: impl Into<String>) -> impl WidgetIdFn<WL::Widget> {
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|ui| {
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let id = self.add(ui);
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id.set_label(label);
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id
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}
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}
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fn sized(self, size: impl Into<Size>) -> impl WidgetFn<Sized> {
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let size = size.into();
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move |ui| Sized {
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inner: self.add(ui),
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x: Some(size.x),
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y: Some(size.y),
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}
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}
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fn max_width(self, len: impl Into<Len>) -> impl WidgetFn<MaxSize> {
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let len = len.into();
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move |ui| MaxSize {
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inner: self.add(ui),
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x: Some(len),
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y: None,
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}
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}
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fn max_height(self, len: impl Into<Len>) -> impl WidgetFn<MaxSize> {
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let len = len.into();
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move |ui| MaxSize {
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inner: self.add(ui),
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x: None,
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y: Some(len),
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}
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}
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fn width(self, len: impl Into<Len>) -> impl WidgetFn<Sized> {
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let len = len.into();
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move |ui| Sized {
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inner: self.add(ui),
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x: Some(len),
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y: None,
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}
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}
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fn height(self, len: impl Into<Len>) -> impl WidgetFn<Sized> {
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let len = len.into();
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move |ui| Sized {
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inner: self.add(ui),
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x: None,
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y: Some(len),
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}
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}
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fn offset(self, amt: impl Into<UiVec2>) -> impl WidgetFn<Offset> {
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move |ui| Offset {
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inner: self.add(ui),
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amt: amt.into(),
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}
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}
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fn scroll(self) -> impl WidgetIdFn<Scroll> {
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move |ui| {
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Scroll::new(self.add(ui), Axis::Y)
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.on(CursorSense::Scroll, |ctx| {
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let s = &mut *ctx.widget.get_mut();
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s.scroll(ctx.data.scroll_delta.y * 50.0);
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})
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.add(ui)
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}
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}
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fn masked(self) -> impl WidgetFn<Masked> {
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move |ui| Masked {
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inner: self.add(ui),
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}
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}
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fn background<T,>(self, w: impl WidgetLike<T>) -> impl WidgetFn<Stack> {
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move |ui| Stack {
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children: vec![w.add(ui), self.add(ui)],
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size: StackSize::Child(1),
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}
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}
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fn foreground<T,>(self, w: impl WidgetLike<T>) -> impl WidgetFn<Stack> {
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move |ui| Stack {
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children: vec![self.add(ui), w.add(ui)],
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size: StackSize::Child(0),
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}
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}
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fn layer_offset(self, offset: usize) -> impl WidgetFn<LayerOffset> {
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move |ui| LayerOffset {
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inner: self.add(ui),
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offset,
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}
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}
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fn to_any(self) -> impl WidgetRet {
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|ui| self.add(ui)
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}
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fn set_ptr(self, ptr: &WidgetRef<WidgetPtr>, ui: &mut Ui) {
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ptr.get_mut().inner = Some(self.add(ui));
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}
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}
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pub trait CoreWidgetArr<const LEN: usize, Wa: WidgetArrLike<LEN, Tag>, Tag> {
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fn span(self, dir: Dir) -> SpanBuilder<LEN, Wa, Tag>;
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fn stack(self) -> StackBuilder<LEN, Wa, Tag>;
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}
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impl<const LEN: usize, Wa: WidgetArrLike<LEN, Tag>, Tag> CoreWidgetArr<LEN, Wa, Tag> for Wa {
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fn span(self, dir: Dir) -> SpanBuilder<LEN, Wa, Tag> {
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SpanBuilder::new(self, dir)
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}
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fn stack(self) -> StackBuilder<LEN, Wa, Tag> {
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StackBuilder::new(self)
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}
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}
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