cosmic/widget/button/
mod.rs

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
// Copyright 2023 System76 <info@system76.com>
// SPDX-License-Identifier: MPL-2.0

//! Button widgets for COSMIC applications.

pub use crate::theme::Button as ButtonClass;

pub mod link;
use derive_setters::Setters;
#[doc(inline)]
pub use link::link;
#[doc(inline)]
pub use link::Button as LinkButton;

mod icon;
#[doc(inline)]
pub use icon::icon;
#[doc(inline)]
pub use icon::Button as IconButton;

mod image;
#[doc(inline)]
pub use image::image;
#[doc(inline)]
pub use image::Button as ImageButton;

mod style;
#[doc(inline)]
pub use style::{Catalog, Style};

mod text;
#[doc(inline)]
pub use text::Button as TextButton;
#[doc(inline)]
pub use text::{destructive, standard, suggested, text};

mod widget;
#[doc(inline)]
pub use widget::{draw, focus, layout, mouse_interaction, Button};

use iced_core::font::Weight;
use iced_core::widget::Id;
use iced_core::{Length, Padding};
use std::borrow::Cow;

/// A button with a custom element for its content.
pub fn custom<'a, Message>(content: impl Into<crate::Element<'a, Message>>) -> Button<'a, Message> {
    Button::new(content)
}

/// An image button which may contain any widget as its content.
pub fn custom_image_button<'a, Message>(
    content: impl Into<crate::Element<'a, Message>>,
    on_remove: Option<Message>,
) -> Button<'a, Message> {
    Button::new_image(content, on_remove)
}

/// A builder for constructing a custom [`Button`].
#[must_use]
#[derive(Setters)]
pub struct Builder<'a, Message, Variant> {
    /// Sets the [`Id`] of the button.
    id: Id,

    /// The label to display within the button.
    #[setters(into)]
    label: Cow<'a, str>,

    // Adds a tooltip to the button.
    #[setters(into)]
    tooltip: Cow<'a, str>,

    /// Sets the message that will be produced when the button is pressed.
    ///
    /// If `None`, the button will be disabled.
    #[setters(strip_option)]
    on_press: Option<Message>,

    /// Sets the preferred width of the button.
    #[setters(into)]
    width: Length,

    /// Sets the preferred height of the button.
    #[setters(into)]
    height: Length,

    /// Sets the preferred padding of the button.
    #[setters(into)]
    padding: Padding,

    /// Sets the preferred spacing between elements in the button.
    spacing: u16,

    /// Sets the preferred size of icons.
    icon_size: u16,

    /// Sets the prefered font line height.
    line_height: u16,

    /// Sets the preferred font size.
    font_size: u16,

    /// Sets the preferred font weight.
    font_weight: Weight,

    /// The preferred style of the button.
    class: ButtonClass,

    #[setters(skip)]
    variant: Variant,
}

impl<'a, Message, Variant> Builder<'a, Message, Variant> {
    /// Set the value of [`on_press`] as either `Some` or `None`.
    pub fn on_press_maybe(mut self, on_press: Option<Message>) -> Self {
        self.on_press = on_press;
        self
    }
}