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/*
* bb
*
* Copyright 2019 Manos Pitsidianakis
*
* This file is part of bb.
*
* bb is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* bb is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with bb. If not, see <http://www.gnu.org/licenses/>.
*/
/*!
Components are ways to handle application data. They can draw on the terminal and receive events, but also do other stuff as well. (For example, see the `notifications` module.)
See the `Component` Trait for more details.
*/
use crate::state::*;
use crate::terminal::*;
mod utilities;
pub use utilities::*;
mod kernel;
pub use kernel::*;
pub mod processes;
pub use processes::*;
use std::collections::{HashMap, VecDeque};
use std::fmt;
use std::fmt::{Debug, Display};
use super::{Key, UIEvent};
// The upper and lower boundary char. const HORZ_BOUNDARY: char = '─';
/// The left and right boundary char. const VERT_BOUNDARY: char = '│';
pub type ShortcutMap = HashMap<&'static str, Key>;
pub type ShortcutMaps = HashMap<String, ShortcutMap>;
/// Types implementing this Trait can draw on the terminal and receive events.
/// If a type wants to skip drawing if it has not changed anything, it can hold some flag in its
/// fields (eg self.dirty = false) and act upon that in their `draw` implementation.
pub trait Component: Display + Debug + Send {
fn draw(
&mut self,
grid: &mut CellBuffer,
area: Area,
dirty_areas: &mut VecDeque<Area>,
tick: bool,
);
fn process_event(&mut self, event: &mut UIEvent, ui_mode: &mut UIMode);
fn is_dirty(&self) -> bool {
true
}
fn set_dirty(&mut self);
fn get_shortcuts(&self) -> ShortcutMaps {
Default::default()
}
}
pub fn create_box(grid: &mut CellBuffer, area: Area) {
if !is_valid_area!(area) {
return;
}
let upper_left = upper_left!(area);
let bottom_right = bottom_right!(area);
/*for x in get_x(upper_left)..=get_x(bottom_right) {
grid[(x, get_y(upper_left))].set_ch(HORZ_BOUNDARY);
grid[(x, get_y(bottom_right))].set_ch(HORZ_BOUNDARY);
grid[(x, get_y(bottom_right))].set_ch('▒');
grid[(x, get_y(bottom_right))].set_fg(Color::Byte(240));
}
*/
for y in get_y(upper_left)..=get_y(bottom_right) {
//grid[(get_x(upper_left), y)].set_ch(VERT_BOUNDARY);
grid[(get_x(bottom_right), y)]
.set_ch('▒')
.set_fg(Color::Byte(240));
}
}
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