134 lines
4.2 KiB
Rust
134 lines
4.2 KiB
Rust
use relm4::gtk::{glib, prelude::*};
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use relm4::{gtk, ComponentParts, ComponentSender, SimpleComponent};
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pub struct McduModel {
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query: String,
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query_changed_by_mcdu_keys: bool,
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}
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impl McduModel {
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fn new() -> Self {
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McduModel {
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query: String::new(),
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query_changed_by_mcdu_keys: false,
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}
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}
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}
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#[derive(Debug)]
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pub enum McduOutput {
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SearchStarted(String),
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}
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#[derive(Debug)]
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pub enum KeyboardEvent {
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ButtonPress(char),
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ClrButtonPress,
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SearchStarted(String),
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QueryChanged(String),
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}
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#[relm4::component(pub)]
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impl SimpleComponent for McduModel {
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type Init = ();
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type Input = KeyboardEvent;
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type Output = McduOutput;
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view! {
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#[root]
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gtk::Box {
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set_orientation: gtk::Orientation::Vertical,
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set_valign: gtk::Align::Center,
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gtk::SearchEntry {
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set_margin_bottom: 10,
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#[block_signal(change_handler, search_handler)]
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#[track = "model.query_changed_by_mcdu_keys"]
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set_text: &model.query,
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connect_changed[sender] => move |search_entry| sender.input(KeyboardEvent::QueryChanged(search_entry.text().to_string())) @change_handler,
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connect_search_changed[sender] => move |search_entry| sender.input(KeyboardEvent::SearchStarted(search_entry.text().to_string())) @search_handler,
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},
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#[name = "keyboard"]
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gtk::Grid {
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set_column_homogeneous: true,
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set_row_homogeneous: true,
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set_column_spacing: 5,
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set_row_spacing: 5,
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}
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}
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}
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fn init(
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_init: Self::Init,
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root: Self::Root,
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sender: ComponentSender<Self>,
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) -> ComponentParts<Self> {
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let model = McduModel::new();
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let widgets = view_output!();
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let alphabet = "ABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789";
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let mcdu_width = 6;
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for (i, c) in alphabet.char_indices() {
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let button = gtk::Button::default();
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button.set_label(&c.to_string());
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button.connect_clicked(glib::clone!(@strong sender => move |_| {
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sender.input(KeyboardEvent::ButtonPress(c));
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}));
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let column = i % mcdu_width;
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let row = (i - column) / mcdu_width;
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widgets
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.keyboard
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.attach(&button, column as i32, row as i32, 1, 1);
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}
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let button = gtk::Button::default();
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button.set_label("SPC");
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button.connect_clicked(glib::clone!(@strong sender => move |_| {
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sender.input(KeyboardEvent::ButtonPress(' '));
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}));
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let i = alphabet.len();
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let column = i % mcdu_width;
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let row = (i - column) / mcdu_width;
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widgets
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.keyboard
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.attach(&button, column as i32, row as i32, 1, 1);
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let button = gtk::Button::default();
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button.set_label("CLR");
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button.connect_clicked(glib::clone!(@strong sender => move |_| {
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sender.input(KeyboardEvent::ClrButtonPress);
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}));
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let i = alphabet.len() + 1;
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let column = i % mcdu_width;
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let row = (i - column) / mcdu_width;
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widgets
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.keyboard
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.attach(&button, column as i32, row as i32, 1, 1);
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ComponentParts { model, widgets }
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}
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fn update(&mut self, message: Self::Input, sender: ComponentSender<Self>) {
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self.query_changed_by_mcdu_keys = false;
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match message {
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KeyboardEvent::ButtonPress(c) => {
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self.query_changed_by_mcdu_keys = true;
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self.query.push(c);
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}
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KeyboardEvent::ClrButtonPress => {
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self.query_changed_by_mcdu_keys = true;
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self.query.clear();
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// Run search since gtk::SearchEntry will not run it if text is empty
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sender.input(KeyboardEvent::SearchStarted(String::new()));
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}
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KeyboardEvent::SearchStarted(s) => {
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sender.output(McduOutput::SearchStarted(s)).unwrap();
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}
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KeyboardEvent::QueryChanged(query) => self.query = query,
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}
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}
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}
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