163 lines
3.2 KiB
Rust
163 lines
3.2 KiB
Rust
use serde_derive::{Deserialize, Serialize};
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use orbtk::prelude::*;
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#[derive(Copy, Clone, PartialEq)]
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enum Action {
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Load,
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Save,
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Clear,
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}
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#[derive(Default, Clone, Serialize, Deserialize)]
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pub struct Global {
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pub label: String,
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}
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#[derive(Default, AsAny)]
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pub struct MainViewState {
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action: Option<Action>,
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}
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impl MainViewState {
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fn action(&mut self, action: Action) {
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self.action = Some(action);
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}
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}
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impl State for MainViewState {
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fn update(&mut self, registry: &mut Registry, ctx: &mut Context<'_>) {
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if let Some(action) = self.action {
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match action {
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Action::Load => {
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// load label from settings file.
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if let Ok(global) = registry
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.get::<Settings>("settings")
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.load::<Global>("global")
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{
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ctx.widget().set("text", String16::from(global.label));
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}
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ctx.widget().set(
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"info_text",
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String16::from("Label loaded from settings file."),
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);
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}
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Action::Save => {
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// save label to settings file.
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registry
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.get_mut::<Settings>("settings")
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.save(
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"global",
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&Global {
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label: ctx.widget().get::<String16>("text").to_string(),
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},
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)
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.unwrap();
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ctx.widget()
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.set("info_text", String16::from("Label saved to settings file."));
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}
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Action::Clear => {
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ctx.widget().set("text", String16::default());
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ctx.widget().set("info_text", String16::from(""));
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}
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}
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self.action = None;
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}
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}
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}
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widget!(MainView<MainViewState> {
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text: String16,
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info_text: String16
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});
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impl Template for MainView {
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fn template(self, id: Entity, ctx: &mut BuildContext) -> Self {
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self.name("MainView").child(
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Grid::new()
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.rows(Rows::new().add(36.0).add(4.0).add("auto").build())
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.columns(
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Columns::new()
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.add(160.0)
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.add(4.0)
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.add("Auto")
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.add(4.0)
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.add("Auto")
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.add(4.0)
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.add("Auto")
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.build(),
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)
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.child(
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TextBox::new()
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.v_align("center")
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.text(id)
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.build(ctx),
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)
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.child(
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Button::new()
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.class("single_content")
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.attach(Grid::row(0))
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.attach(Grid::column(2))
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.on_click(move |states, _| {
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state(id, states).action(Action::Load);
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true
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})
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.text("Load")
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.build(ctx),
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)
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.child(
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Button::new()
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.class("single_content")
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.attach(Grid::row(0))
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.attach(Grid::column(4))
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.on_click(move |states, _| {
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state(id, states).action(Action::Save);
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true
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})
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.text("Save")
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.build(ctx),
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)
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.child(
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Button::new()
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.class("single_content")
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.attach(Grid::row(0))
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.attach(Grid::column(6))
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.on_click(move |states, _| {
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state(id, states).action(Action::Clear);
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true
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})
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.text("Clear")
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.build(ctx),
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)
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.child(
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TextBlock::new()
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.attach(Grid::row(2))
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.attach(Grid::column(0))
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.text(("info_text", id))
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.build(ctx),
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)
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.build(ctx),
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)
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}
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}
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fn main() {
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Application::from_name("orbtk-settings")
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.window(|ctx| {
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Window::new()
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.title("OrbTk - settings example")
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.position((100.0, 100.0))
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.size(420.0, 730.0)
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.child(MainView::new().margin(4.0).build(ctx))
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.build(ctx)
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})
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.run();
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}
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// helper to request MainViewState
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fn state<'a>(id: Entity, states: &'a mut StatesContext) -> &'a mut MainViewState {
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states.get_mut(id)
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}
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