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Add step member to slider widgets

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Both the native and the web slider now have a member `step` to control
the least possible change of the slider's value. It defaults to 1.0
for all sliders and can be adjusted with the step method.
This commit is contained in:
Sebastian Zivota 2020-06-02 20:34:13 +02:00
parent baa1389f71
commit c3643eaf6d
5 changed files with 81 additions and 33 deletions
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12
examples/color_palette/src/main.rs
View file

@ -288,9 +288,15 @@ impl<C: 'static + ColorSpace + Copy> ColorPicker<C> {
.spacing(10)
.align_items(Align::Center)
.push(Text::new(C::LABEL).width(Length::Units(50)))
.push(Slider::new(s1, cr1, c1, move |v| C::new(v, c2, c3)))
.push(Slider::new(s2, cr2, c2, move |v| C::new(c1, v, c3)))
.push(Slider::new(s3, cr3, c3, move |v| C::new(c1, c2, v)))
.push(
Slider::new(s1, cr1, c1, move |v| C::new(v, c2, c3)).step(0.01),
)
.push(
Slider::new(s2, cr2, c2, move |v| C::new(c1, v, c3)).step(0.01),
)
.push(
Slider::new(s3, cr3, c3, move |v| C::new(c1, c2, v)).step(0.01),
)
.push(
Text::new(color.to_string())
.width(Length::Units(185))

39
examples/integration/src/controls.rs
View file

@ -48,24 +48,33 @@ impl Program for Controls {
let sliders = Row::new()
.width(Length::Units(500))
.spacing(20)
.push(Slider::new(r, 0.0..=1.0, background_color.r, move |r| {
Message::BackgroundColorChanged(Color {
r,
..background_color
.push(
Slider::new(r, 0.0..=1.0, background_color.r, move |r| {
Message::BackgroundColorChanged(Color {
r,
..background_color
})
})
}))
.push(Slider::new(g, 0.0..=1.0, background_color.g, move |g| {
Message::BackgroundColorChanged(Color {
g,
..background_color
.step(0.01),
)
.push(
Slider::new(g, 0.0..=1.0, background_color.g, move |g| {
Message::BackgroundColorChanged(Color {
g,
..background_color
})
})
}))
.push(Slider::new(b, 0.0..=1.0, background_color.b, move |b| {
Message::BackgroundColorChanged(Color {
b,
..background_color
.step(0.01),
)
.push(
Slider::new(b, 0.0..=1.0, background_color.b, move |b| {
Message::BackgroundColorChanged(Color {
b,
..background_color
})
})
}));
.step(0.01),
);
Row::new()
.width(Length::Fill)

27
examples/tour/src/main.rs
View file

@ -500,15 +500,24 @@ impl<'a> Step {
.push(
Row::new()
.spacing(10)
.push(Slider::new(red, 0.0..=1.0, color.r, move |r| {
StepMessage::TextColorChanged(Color { r, ..color })
}))
.push(Slider::new(green, 0.0..=1.0, color.g, move |g| {
StepMessage::TextColorChanged(Color { g, ..color })
}))
.push(Slider::new(blue, 0.0..=1.0, color.b, move |b| {
StepMessage::TextColorChanged(Color { b, ..color })
})),
.push(
Slider::new(red, 0.0..=1.0, color.r, move |r| {
StepMessage::TextColorChanged(Color { r, ..color })
})
.step(0.01),
)
.push(
Slider::new(green, 0.0..=1.0, color.g, move |g| {
StepMessage::TextColorChanged(Color { g, ..color })
})
.step(0.01),
)
.push(
Slider::new(blue, 0.0..=1.0, color.b, move |b| {
StepMessage::TextColorChanged(Color { b, ..color })
})
.step(0.01),
),
);
Self::container("Text")