83 lines
2.4 KiB
Rust
83 lines
2.4 KiB
Rust
// Copyright 2023 System76 <info@system76.com>
|
|
// SPDX-License-Identifier: MPL-2.0
|
|
|
|
//! Change the apperance of a button.
|
|
use iced_core::{Background, BorderRadius, Color, Vector};
|
|
|
|
/// The appearance of a button.
|
|
#[must_use]
|
|
#[derive(Debug, Clone, Copy)]
|
|
pub struct Appearance {
|
|
/// The amount of offset to apply to the shadow of the button.
|
|
pub shadow_offset: Vector,
|
|
|
|
/// The [`Background`] of the button.
|
|
pub background: Option<Background>,
|
|
|
|
/// The border radius of the button.
|
|
pub border_radius: BorderRadius,
|
|
|
|
/// The border width of the button.
|
|
pub border_width: f32,
|
|
|
|
/// The border [`Color`] of the button.
|
|
pub border_color: Color,
|
|
|
|
/// An outline placed around the border.
|
|
pub outline_width: f32,
|
|
|
|
/// The [`Color`] of the outline.
|
|
pub outline_color: Color,
|
|
|
|
/// The icon [`Color`] of the button.
|
|
pub icon_color: Option<Color>,
|
|
|
|
/// The text [`Color`] of the button.
|
|
pub text_color: Option<Color>,
|
|
}
|
|
|
|
impl Appearance {
|
|
// TODO: `BorderRadius` is not `const fn` compatible.
|
|
pub fn new() -> Self {
|
|
Self {
|
|
shadow_offset: Vector::new(0.0, 0.0),
|
|
background: None,
|
|
border_radius: BorderRadius::from(0.0),
|
|
border_width: 0.0,
|
|
border_color: Color::TRANSPARENT,
|
|
outline_width: 0.0,
|
|
outline_color: Color::TRANSPARENT,
|
|
icon_color: None,
|
|
text_color: None,
|
|
}
|
|
}
|
|
}
|
|
|
|
impl std::default::Default for Appearance {
|
|
fn default() -> Self {
|
|
Self::new()
|
|
}
|
|
}
|
|
|
|
/// A set of rules that dictate the style of a button.
|
|
pub trait StyleSheet {
|
|
/// The supported style of the [`StyleSheet`].
|
|
type Style: Default;
|
|
|
|
/// Produces the active [`Appearance`] of a button.
|
|
fn active(&self, focused: bool, style: &Self::Style) -> Appearance;
|
|
|
|
/// Produces the disabled [`Appearance`] of a button.
|
|
fn disabled(&self, style: &Self::Style) -> Appearance;
|
|
|
|
/// [`Appearance`] when the button is the target of a DND operation.
|
|
fn drop_target(&self, style: &Self::Style) -> Appearance {
|
|
self.hovered(false, style)
|
|
}
|
|
|
|
/// Produces the hovered [`Appearance`] of a button.
|
|
fn hovered(&self, focused: bool, style: &Self::Style) -> Appearance;
|
|
|
|
/// Produces the pressed [`Appearance`] of a button.
|
|
fn pressed(&self, focused: bool, style: &Self::Style) -> Appearance;
|
|
}
|