70 lines
1.5 KiB
Rust
70 lines
1.5 KiB
Rust
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use std::error;
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/// Application result type.
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pub type AppResult<T> = std::result::Result<T, Box<dyn error::Error>>;
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/// Application.
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#[derive(Debug)]
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pub struct App<'a> {
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/// Is the application running?
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pub running: bool,
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/// counter
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pub counter: u8,
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pub tab_titles: Vec<&'a str>,
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pub current_tab: usize,
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}
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impl<'a> Default for App<'a> {
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fn default() -> Self {
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Self {
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running: true,
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counter: 0,
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tab_titles: vec!["History", "New Entry", "Accounts"],
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current_tab: 0,
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}
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}
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}
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impl<'a> App<'a> {
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/// Constructs a new instance of [`App`].
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pub fn new() -> Self {
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Self::default()
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}
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/// Handles the tick event of the terminal.
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pub fn tick(&self) {}
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/// Set running to false to quit the application.
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pub fn quit(&mut self) {
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self.running = false;
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}
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pub fn next_tab(&mut self) {
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self.current_tab += 1;
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if self.current_tab >= self.tab_titles.len() {
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self.current_tab = 0;
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}
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}
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pub fn prev_tab(&mut self) {
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if self.current_tab == 0 {
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self.current_tab = self.tab_titles.len() - 1;
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} else {
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self.current_tab -= 1;
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}
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}
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pub fn increment_counter(&mut self) {
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if let Some(res) = self.counter.checked_add(1) {
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self.counter = res;
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}
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}
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pub fn decrement_counter(&mut self) {
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if let Some(res) = self.counter.checked_sub(1) {
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self.counter = res;
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}
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}
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}
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