libcosmic-yoda/examples/cosmic/src/window/demo.rs
2023-01-10 20:49:49 +01:00

305 lines
13 KiB
Rust

use cosmic::{
iced::widget::{checkbox, pick_list, progress_bar, radio, row, slider},
iced::{Alignment, Length},
theme::{Button as ButtonTheme, Theme},
widget::{
button, settings,
spin_button::{SpinButtonModel, SpinMessage},
toggler,
},
Element,
};
use super::{Page, Window};
use cosmic::widget::segmented_button::{
self,
cosmic::{
horizontal_segmented_selection, horizontal_view_switcher, vertical_segmented_selection,
vertical_view_switcher,
},
};
pub enum DemoView {
TabA,
TabB,
TabC,
}
#[derive(Clone, Copy, Debug)]
pub enum Message {
ButtonPressed,
CheckboxToggled(bool),
Debug(bool),
IconTheme(segmented_button::Key),
PickListSelected(&'static str),
RowSelected(usize),
Selection(segmented_button::Key),
SliderChanged(f32),
SpinButton(SpinMessage),
ThemeChanged(Theme),
TogglerToggled(bool),
ViewSwitcher(segmented_button::Key),
}
pub enum Output {
Debug(bool),
ThemeChanged(Theme),
}
pub struct State {
pub checkbox_value: bool,
pub icon_theme: segmented_button::State<&'static str>,
pub pick_list_selected: Option<&'static str>,
pub selection: segmented_button::State<()>,
pub slider_value: f32,
pub spin_button: SpinButtonModel<i32>,
pub toggler_value: bool,
pub view_switcher: segmented_button::State<DemoView>,
}
impl Default for State {
fn default() -> State {
State {
checkbox_value: false,
pick_list_selected: Some("Option 1"),
slider_value: 50.0,
spin_button: SpinButtonModel::default().min(-10).max(10),
toggler_value: false,
icon_theme: segmented_button::State::builder()
.insert_active("Pop", "Pop")
.insert("Adwaita", "Adwaita")
.build(),
selection: segmented_button::State::builder()
.insert_active("Choice A", ())
.insert("Choice B", ())
.insert("Choice C", ())
.build(),
view_switcher: segmented_button::State::builder()
.insert_active("Controls", DemoView::TabA)
.insert("Segmented Button", DemoView::TabB)
.insert("Tab C", DemoView::TabC)
.build(),
}
}
}
impl State {
pub(super) fn update(&mut self, message: Message) -> Option<Output> {
match message {
Message::ButtonPressed => (),
Message::CheckboxToggled(value) => self.checkbox_value = value,
Message::Debug(value) => return Some(Output::Debug(value)),
Message::PickListSelected(value) => self.pick_list_selected = Some(value),
Message::RowSelected(row) => println!("Selected row {row}"),
Message::Selection(key) => self.selection.activate(key),
Message::SliderChanged(value) => self.slider_value = value,
Message::SpinButton(msg) => self.spin_button.update(msg),
Message::ThemeChanged(theme) => return Some(Output::ThemeChanged(theme)),
Message::TogglerToggled(value) => self.toggler_value = value,
Message::ViewSwitcher(key) => self.view_switcher.activate(key),
Message::IconTheme(key) => {
self.icon_theme.activate(key);
if let Some(theme) = self.icon_theme.data(key) {
cosmic::settings::set_default_icon_theme(*theme);
}
}
}
None
}
pub(super) fn view<'a>(&'a self, window: &'a Window) -> Element<'a, Message> {
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(window.theme),
Message::ThemeChanged,
))
},
);
let choose_icon_theme =
horizontal_segmented_selection(&self.icon_theme).on_activate(Message::IconTheme);
settings::view_column(vec![
window.page_title(Page::Demo),
horizontal_view_switcher(&self.view_switcher)
.on_activate(Message::ViewSwitcher)
.into(),
match self.view_switcher.active_data() {
None => panic!("no tab is active"),
Some(DemoView::TabA) => settings::view_column(vec![
settings::view_section("Debug")
.add(settings::item("Debug theme", choose_theme))
.add(settings::item("Debug icon theme", choose_icon_theme))
.add(settings::item(
"Debug layout",
toggler(None, window.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)),
))
.add(settings::item_row(vec![checkbox(
"Checkbox",
self.checkbox_value,
Message::CheckboxToggled,
)
.into()]))
.add(settings::item(
format!(
"Spin Button (Range {}:{})",
self.spin_button.min, self.spin_button.max
),
self.spin_button.view(Message::SpinButton),
))
.into(),
])
.padding(0)
.into(),
Some(DemoView::TabB) => settings::view_column(vec![
cosmic::iced::widget::text("Selection")
.font(cosmic::font::FONT_SEMIBOLD)
.into(),
cosmic::iced::widget::text("Horizontal").into(),
horizontal_segmented_selection(&self.selection)
.on_activate(Message::Selection)
.into(),
cosmic::iced::widget::text("Horizontal With Spacing").into(),
horizontal_segmented_selection(&self.selection)
.spacing(8)
.on_activate(Message::Selection)
.into(),
cosmic::iced::widget::text("Vertical").into(),
vertical_segmented_selection(&self.selection)
.on_activate(Message::Selection)
.into(),
cosmic::iced::widget::text("Vertical With Spacing").into(),
cosmic::iced::widget::row(vec![
vertical_segmented_selection(&self.selection)
.spacing(8)
.on_activate(Message::Selection)
.width(Length::FillPortion(1))
.into(),
vertical_segmented_selection(&self.selection)
.spacing(8)
.on_activate(Message::Selection)
.width(Length::FillPortion(1))
.into(),
vertical_segmented_selection(&self.selection)
.spacing(8)
.on_activate(Message::Selection)
.width(Length::FillPortion(1))
.into(),
])
.spacing(12)
.width(Length::Fill)
.into(),
cosmic::iced::widget::text("View Switcher")
.font(cosmic::font::FONT_SEMIBOLD)
.into(),
cosmic::iced::widget::text("Horizontal").into(),
horizontal_view_switcher(&self.selection)
.on_activate(Message::Selection)
.into(),
cosmic::iced::widget::text("Horizontal With Spacing").into(),
horizontal_view_switcher(&self.selection)
.spacing(8)
.on_activate(Message::Selection)
.into(),
cosmic::iced::widget::text("Vertical").into(),
vertical_view_switcher(&self.selection)
.on_activate(Message::Selection)
.into(),
cosmic::iced::widget::text("Vertical With Spacing").into(),
cosmic::iced::widget::row(vec![
vertical_view_switcher(&self.selection)
.spacing(8)
.on_activate(Message::Selection)
.width(Length::FillPortion(1))
.into(),
vertical_view_switcher(&self.selection)
.spacing(8)
.on_activate(Message::Selection)
.width(Length::FillPortion(1))
.into(),
vertical_view_switcher(&self.selection)
.spacing(8)
.on_activate(Message::Selection)
.width(Length::FillPortion(1))
.into(),
])
.spacing(12)
.width(Length::Fill)
.into(),
])
.padding(0)
.into(),
Some(DemoView::TabC) => {
settings::view_column(vec![settings::view_section("Tab C")
.add(cosmic::iced::widget::text("Nothing here yet").width(Length::Fill))
.into()])
.padding(0)
.into()
}
},
])
.into()
}
}