libcosmic-yoda/examples/cosmic-sctk/src/window.rs
2022-12-13 08:29:37 -07:00

330 lines
12 KiB
Rust

// Copyright 2022 System76 <info@system76.com>
// SPDX-License-Identifier: MPL-2.0
use cosmic::{
iced::widget::{
column, container, horizontal_space, pick_list, progress_bar, radio, row, slider,
},
iced::{self, Alignment, Application, Command, Length, wayland::SurfaceIdWrapper},
iced_lazy::responsive,
theme::{self, Theme},
widget::{button, nav_button, nav_bar, nav_bar_page, nav_bar_section, header_bar, settings, scrollable, toggler},
Element,
ElementExt,
};
use std::{collections::BTreeMap, vec};
use theme::Button as ButtonTheme;
#[derive(Default)]
pub struct Window {
title: String,
page: u8,
debug: bool,
theme: Theme,
slider_value: f32,
checkbox_value: bool,
toggler_value: bool,
pick_list_selected: Option<&'static str>,
sidebar_toggled: bool,
show_minimize: bool,
show_maximize: bool,
exit: bool,
}
impl Window {
pub fn sidebar_toggled(mut self, toggled: bool) -> Self {
self.sidebar_toggled = toggled;
self
}
pub fn show_maximize(mut self, show: bool) -> Self {
self.show_maximize = show;
self
}
pub fn show_minimize(mut self, show: bool) -> Self {
self.show_minimize = show;
self
}
}
#[allow(dead_code)]
#[derive(Clone, Copy, Debug)]
pub enum Message {
Page(u8),
Debug(bool),
ThemeChanged(Theme),
ButtonPressed,
SliderChanged(f32),
CheckboxToggled(bool),
TogglerToggled(bool),
PickListSelected(&'static str),
RowSelected(usize),
Close,
ToggleSidebar,
Drag,
Minimize,
Maximize,
InputChanged,
}
impl Application for Window {
type Executor = iced::executor::Default;
type Flags = ();
type Message = Message;
type Theme = Theme;
fn new(_flags: ()) -> (Self, Command<Self::Message>) {
let mut window = Window::default()
.sidebar_toggled(true)
.show_maximize(true)
.show_minimize(true);
window.slider_value = 50.0;
// window.theme = Theme::Light;
window.pick_list_selected = Some("Option 1");
window.title = String::from("COSMIC Design System - Iced");
(window, Command::none())
}
fn title(&self) -> String {
self.title.clone()
}
fn update(&mut self, message: Message) -> iced::Command<Self::Message> {
match message {
Message::Page(page) => self.page = page,
Message::Debug(debug) => self.debug = debug,
Message::ThemeChanged(theme) => self.theme = theme,
Message::ButtonPressed => {}
Message::SliderChanged(value) => self.slider_value = value,
Message::CheckboxToggled(value) => {
self.checkbox_value = value;
},
Message::TogglerToggled(value) => self.toggler_value = value,
Message::PickListSelected(value) => self.pick_list_selected = Some(value),
Message::Close => self.exit = true,
Message::ToggleSidebar => self.sidebar_toggled = !self.sidebar_toggled,
Message::Drag => todo!(),
Message::Minimize => todo!(),
Message::Maximize => todo!(),
Message::RowSelected(row) => println!("Selected row {row}"),
Message::InputChanged => {},
}
Command::none()
}
fn view(&self, _: SurfaceIdWrapper) -> Element<Message> {
let mut header = header_bar()
.title("COSMIC Design System - Iced")
.on_close(Message::Close)
.on_drag(Message::Drag)
.start(
nav_button("Settings")
.on_sidebar_toggled(Message::ToggleSidebar)
.sidebar_active(self.sidebar_toggled)
.into()
);
if self.show_maximize {
header = header.on_maximize(Message::Maximize);
}
if self.show_minimize {
header = header.on_minimize(Message::Minimize);
}
let header = Into::<Element<Message>>::into(header).debug(self.debug);
// TODO: Adding responsive makes this regenerate on every size change, and regeneration
// involves allocations for many different items. Ideally, we could only make the nav bar
// responsive and leave the content to be sized normally.
let content = responsive(|size| {
let condensed = size.width < 900.0;
// cosmic::navbar![
// nav_text_button("network-wireless", "Network & Wireless", condensed)
// .on_press(Message::Page(0))
// .style(if self.page == 0 {
// ButtonTheme::Primary
// } else {
// ButtonTheme::Text
// }),
// nav_text_button("preferences-desktop", "Bluetooth", condensed)
// .on_press(Message::Page(1))
// .style(if self.page == 1 {
// ButtonTheme::Primary
// } else {
// ButtonTheme::Text
// }),
// nav_text_button("system-software-update", "Personalization", condensed)
// .on_press(Message::Page(2))
// .style(if self.page == 2 {
// ButtonTheme::Primary
// } else {
// ButtonTheme::Text
// }),
// ]
let sidebar: Element<_> = nav_bar()
.source(BTreeMap::from([
(
nav_bar_section()
.title("Network & Wireless")
.icon("network-wireless"),
vec![nav_bar_page("Wi-Fi")],
),
(
nav_bar_section().title("Bluetooth").icon("cs-bluetooth"),
vec![nav_bar_page("Devices")],
),
(
nav_bar_section()
.title("Personalization")
.icon("applications-system"),
vec![
nav_bar_page("Desktop Session"),
nav_bar_page("Wallpaper"),
nav_bar_page("Appearance"),
nav_bar_page("Dock & Top Panel"),
nav_bar_page("Workspaces"),
nav_bar_page("Notifications"),
],
),
(
nav_bar_section()
.title("Input Devices")
.icon("input-keyboard"),
vec![nav_bar_page("Keyboard")],
),
(
nav_bar_section().title("Displays").icon("cs-display"),
vec![nav_bar_page("Keyboard")],
),
(
nav_bar_section().title("Power & Battery").icon("battery"),
vec![nav_bar_page("Status")],
),
(
nav_bar_section().title("Sound").icon("sound"),
vec![nav_bar_page("Volume")],
),
]))
.active(self.sidebar_toggled)
.condensed(condensed)
.into();
let choose_theme = [Theme::Light, Theme::Dark].iter().fold(
row![].spacing(10).align_items(Alignment::Center),
|row, theme| {
row.push(radio(
format!("{:?}", theme),
*theme,
Some(self.theme),
Message::ThemeChanged,
))
},
);
let content: Element<_> = settings::view_column(vec![
settings::view_section("Debug")
.add(settings::item("Debug theme", choose_theme))
.add(settings::item(
"Debug layout",
toggler(String::from("Debug layout"), self.debug, Message::Debug)
))
.into(),
settings::view_section("Buttons")
.add(settings::item_row(vec![
button(ButtonTheme::Primary)
.text("Primary")
.on_press(Message::ButtonPressed)
.into(),
button(ButtonTheme::Secondary)
.text("Secondary")
.on_press(Message::ButtonPressed)
.into(),
button(ButtonTheme::Positive)
.text("Positive")
.on_press(Message::ButtonPressed)
.into(),
button(ButtonTheme::Destructive)
.text("Destructive")
.on_press(Message::ButtonPressed)
.into(),
button(ButtonTheme::Text)
.text("Text")
.on_press(Message::ButtonPressed)
.into()
]))
.add(settings::item_row(vec![
button(ButtonTheme::Primary).text("Primary").into(),
button(ButtonTheme::Secondary).text("Secondary").into(),
button(ButtonTheme::Positive).text("Positive").into(),
button(ButtonTheme::Destructive).text("Destructive").into(),
button(ButtonTheme::Text).text("Text").into(),
]))
.into(),
settings::view_section("Controls")
.add(settings::item("Toggler", toggler(None, self.toggler_value, Message::TogglerToggled)))
.add(settings::item(
"Pick List (TODO)",
pick_list(
vec!["Option 1", "Option 2", "Option 3", "Option 4",],
self.pick_list_selected,
Message::PickListSelected
)
.padding([8, 0, 8, 16])
))
.add(settings::item(
"Slider",
slider(0.0..=100.0, self.slider_value, Message::SliderChanged)
.width(Length::Units(250))
))
.add(settings::item(
"Progress",
progress_bar(0.0..=100.0, self.slider_value)
.width(Length::Units(250))
.height(Length::Units(4))
))
.into()
])
.into();
let mut widgets = Vec::with_capacity(2);
widgets.push(sidebar.debug(self.debug));
widgets.push(
scrollable(row![
horizontal_space(Length::Fill),
content.debug(self.debug),
horizontal_space(Length::Fill),
])
.into(),
);
container(row(widgets))
.padding([16, 16])
.width(Length::Fill)
.height(Length::Fill)
.into()
})
.into();
column(vec![header, content]).into()
}
fn should_exit(&self) -> bool {
self.exit
}
fn theme(&self) -> Theme {
self.theme
}
fn close_requested(&self, id: SurfaceIdWrapper) -> Self::Message {
Message::Close
}
}