mirror of https://git.meli.delivery/meli/meli
You cannot select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
340 lines
11 KiB
Rust
340 lines
11 KiB
Rust
use ui::components::*;
|
|
use ui::cells::*;
|
|
///A simple box with borders and no content.
|
|
pub struct BoxPanel {
|
|
}
|
|
|
|
impl Component for BoxPanel {
|
|
fn draw(&mut self, grid: &mut CellBuffer, area: Area, context: &mut Context) {
|
|
let upper_left = upper_left!(area);
|
|
let bottom_right = bottom_right!(area);
|
|
grid[upper_left].set_ch('u');
|
|
grid[bottom_right].set_ch('b');
|
|
let width = get_x(bottom_right) - get_x(upper_left);
|
|
let height = get_y(bottom_right) - get_y(upper_left);
|
|
|
|
grid[upper_left].set_ch('┌');
|
|
grid[(get_x(upper_left), get_y(bottom_right))].set_ch(BOTTOM_LEFT_CORNER);
|
|
grid[(get_x(bottom_right), get_y(upper_left))].set_ch('┐');
|
|
grid[bottom_right].set_ch('┘');
|
|
for i in get_y(upper_left) + 1..get_y(bottom_right) {
|
|
grid[(get_x(upper_left), i)].set_ch('│');
|
|
grid[(get_x(upper_left) + width, i)].set_ch('│');
|
|
}
|
|
for i in get_x(upper_left)+1..get_x(bottom_right) {
|
|
grid[(i, get_y(upper_left))].set_ch('─');
|
|
grid[(i, get_y(upper_left) + height)].set_ch('─');
|
|
}
|
|
}
|
|
fn process_event(&mut self, _event: &UIEvent, _context: &mut Context) {
|
|
return;
|
|
}
|
|
}
|
|
|
|
/// A horizontally split in half container.
|
|
pub struct HSplit {
|
|
top: Entity,
|
|
bottom: Entity,
|
|
ratio: usize, // bottom/whole height * 100
|
|
}
|
|
|
|
impl HSplit {
|
|
pub fn new(top: Entity, bottom: Entity, ratio: usize) -> Self {
|
|
HSplit {
|
|
top: top,
|
|
bottom: bottom,
|
|
ratio: ratio,
|
|
}
|
|
}
|
|
}
|
|
|
|
|
|
impl Component for HSplit {
|
|
fn draw(&mut self, grid: &mut CellBuffer, area: Area, context: &mut Context) {
|
|
let upper_left = upper_left!(area);
|
|
let bottom_right = bottom_right!(area);
|
|
let total_rows = get_y(bottom_right) - get_y(upper_left);
|
|
let bottom_entity_height = (self.ratio*total_rows )/100;
|
|
let mid = get_y(upper_left) + total_rows - bottom_entity_height;
|
|
|
|
for i in get_x(upper_left)..=get_x(bottom_right) {
|
|
grid[(i, mid)].set_ch('─');
|
|
}
|
|
let _ = self.top.component.draw(grid,
|
|
(upper_left, (get_x(bottom_right), get_y(upper_left) + mid-1)),
|
|
context);
|
|
let _ = self.bottom.component.draw(grid,
|
|
((get_x(upper_left), get_y(upper_left) + mid), bottom_right),
|
|
context);
|
|
grid[bottom_right].set_ch('b');
|
|
}
|
|
fn process_event(&mut self, event: &UIEvent, context: &mut Context) {
|
|
self.top.rcv_event(event, context);
|
|
self.bottom.rcv_event(event, context);
|
|
}
|
|
fn is_dirty(&self) -> bool {
|
|
self.top.component.is_dirty() || self.bottom.component.is_dirty()
|
|
}
|
|
}
|
|
|
|
/// A vertically split in half container.
|
|
pub struct VSplit {
|
|
left: Entity,
|
|
right: Entity,
|
|
/// This is the width of the right container to the entire width.
|
|
ratio: usize, // right/(container width) * 100
|
|
}
|
|
|
|
impl VSplit {
|
|
pub fn new(left: Entity, right: Entity, ratio: usize) -> Self {
|
|
VSplit {
|
|
left: left,
|
|
right: right,
|
|
ratio: ratio,
|
|
}
|
|
}
|
|
}
|
|
|
|
|
|
impl Component for VSplit {
|
|
fn draw(&mut self, grid: &mut CellBuffer, area: Area, context: &mut Context) {
|
|
let upper_left = upper_left!(area);
|
|
let bottom_right = bottom_right!(area);
|
|
let total_cols = get_x(bottom_right) - get_x(upper_left);
|
|
let right_entity_width = (self.ratio*total_cols )/100;
|
|
let mid = get_x(bottom_right) - right_entity_width;
|
|
|
|
if get_y(upper_left)> 1 {
|
|
let c = grid.get(mid, get_y(upper_left)-1).map(|a| a.ch()).unwrap_or_else(|| ' ');
|
|
match c {
|
|
HORZ_BOUNDARY => {
|
|
grid[(mid, get_y(upper_left)-1)].set_ch(LIGHT_DOWN_AND_HORIZONTAL);
|
|
},
|
|
_ => {},
|
|
}
|
|
}
|
|
|
|
for i in get_y(upper_left)..=get_y(bottom_right) {
|
|
grid[(mid, i)].set_ch(VERT_BOUNDARY);
|
|
}
|
|
if get_y(bottom_right)> 1 {
|
|
let c = grid.get(mid, get_y(bottom_right)-1).map(|a| a.ch()).unwrap_or_else(|| ' ');
|
|
match c {
|
|
HORZ_BOUNDARY => {
|
|
grid[(mid, get_y(bottom_right)+1)].set_ch(LIGHT_UP_AND_HORIZONTAL);
|
|
},
|
|
_ => {},
|
|
}
|
|
}
|
|
let _ = self.left.component.draw(grid,
|
|
(upper_left, (mid-1, get_y(bottom_right))),
|
|
context);
|
|
let _ = self.right.component.draw(grid,
|
|
((mid+1, get_y(upper_left)), bottom_right),
|
|
context);
|
|
}
|
|
fn process_event(&mut self, event: &UIEvent, context: &mut Context) {
|
|
self.left.rcv_event(event, context);
|
|
self.right.rcv_event(event, context);
|
|
}
|
|
fn is_dirty(&self) -> bool {
|
|
self.left.component.is_dirty() || self.right.component.is_dirty()
|
|
}
|
|
}
|
|
|
|
/// A box with a text content.
|
|
pub struct TextBox {
|
|
content: String,
|
|
}
|
|
|
|
impl TextBox {
|
|
pub fn new(s: String) -> Self {
|
|
TextBox {
|
|
content: s,
|
|
}
|
|
}
|
|
}
|
|
|
|
impl Component for TextBox {
|
|
fn draw(&mut self, grid: &mut CellBuffer, area: Area, context: &mut Context) {
|
|
let upper_left = upper_left!(area);
|
|
let bottom_right = bottom_right!(area);
|
|
let mut x = get_x(upper_left);
|
|
let y = get_y(upper_left);
|
|
for c in self.content.chars() {
|
|
grid[(x,y)].set_ch(c);
|
|
x += 1;
|
|
if x == get_x(bottom_right) + 1 {
|
|
x = get_x(upper_left);
|
|
}
|
|
|
|
if y == get_y(bottom_right) {
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
fn process_event(&mut self, _event: &UIEvent, _context: &mut Context) {
|
|
return;
|
|
}
|
|
}
|
|
|
|
/// A pager for text.
|
|
/// `Pager` holds its own content in its own `CellBuffer` and when `draw` is called, it draws the
|
|
/// current view of the text. It is responsible for scrolling etc.
|
|
pub struct Pager {
|
|
cursor_pos: usize,
|
|
lines_no: usize,
|
|
rows: usize,
|
|
cols: usize,
|
|
dirty: bool,
|
|
content: CellBuffer,
|
|
}
|
|
|
|
impl Pager {
|
|
pub fn new(mail: &Envelope, rows: usize, cols: usize) -> Self {
|
|
let text = mail.get_body().get_text();
|
|
let lines: Vec<&str> = text.trim().split('\n').collect();
|
|
let lines_no = lines.len();
|
|
let mut content = CellBuffer::new(cols, rows, Cell::with_char(' '));
|
|
for (i, l) in lines.iter().enumerate() {
|
|
write_string_to_grid(l,
|
|
&mut content,
|
|
Color::Default,
|
|
Color::Default,
|
|
((0, i), (cols-1, rows-1)));
|
|
}
|
|
Pager {
|
|
cursor_pos: 0,
|
|
lines_no: lines_no,
|
|
rows: rows,
|
|
cols: cols,
|
|
dirty: true,
|
|
content: content,
|
|
}
|
|
}
|
|
}
|
|
|
|
impl Component for Pager {
|
|
fn draw(&mut self, grid: &mut CellBuffer, area: Area, context: &mut Context) {
|
|
if !self.dirty {
|
|
return;
|
|
}
|
|
let upper_left = upper_left!(area);
|
|
let bottom_right = bottom_right!(area);
|
|
clear_area(grid,
|
|
((get_x(upper_left), get_y(upper_left)-1), bottom_right));
|
|
context.dirty_areas.push_back(((get_x(upper_left), get_y(upper_left)-1), bottom_right));
|
|
|
|
if self.lines_no == 0 {
|
|
return;
|
|
}
|
|
|
|
let pager_context = context.settings.pager.pager_context;
|
|
let rows = get_y(bottom_right) - get_y(upper_left);
|
|
let page_length = rows / self.lines_no;
|
|
self.dirty = false;
|
|
let mut inner_x = 0;
|
|
let mut inner_y = self.cursor_pos;
|
|
|
|
for y in get_y(upper_left)..=get_y(bottom_right) {
|
|
'for_x: for x in get_x(upper_left)..=get_x(bottom_right) {
|
|
if inner_x == self.cols {
|
|
break 'for_x;
|
|
}
|
|
grid[(x,y)] = self.content[(inner_x, inner_y)];
|
|
inner_x += 1;
|
|
}
|
|
inner_y += 1;
|
|
inner_x = 0;
|
|
if inner_y == self.rows {
|
|
break;
|
|
}
|
|
}
|
|
context.dirty_areas.push_back(area);
|
|
}
|
|
fn process_event(&mut self, event: &UIEvent, _context: &mut Context) {
|
|
match event.event_type {
|
|
UIEventType::Input(Key::Char('k')) => {
|
|
if self.cursor_pos > 0 {
|
|
self.cursor_pos -= 1;
|
|
self.dirty = true;
|
|
}
|
|
},
|
|
UIEventType::Input(Key::Char('j')) => {
|
|
if self.rows > 0 && self.cursor_pos < self.rows - 1 {
|
|
self.cursor_pos += 1;
|
|
self.dirty = true;
|
|
}
|
|
},
|
|
_ => {
|
|
},
|
|
}
|
|
}
|
|
fn is_dirty(&self) -> bool {
|
|
self.dirty
|
|
}
|
|
}
|
|
|
|
/// Status bar.
|
|
pub struct StatusBar {
|
|
container: Entity,
|
|
position: usize,
|
|
status: String,
|
|
dirty: bool,
|
|
}
|
|
|
|
impl StatusBar {
|
|
pub fn new(container: Entity) -> Self {
|
|
StatusBar {
|
|
container: container,
|
|
position: 0,
|
|
status: String::with_capacity(250),
|
|
dirty: true,
|
|
}
|
|
}
|
|
fn draw_status_bar(&mut self, grid: &mut CellBuffer, area: Area, context: &mut Context) {
|
|
if !self.dirty {
|
|
return;
|
|
}
|
|
self.dirty = false;
|
|
clear_area(grid, area);
|
|
let x = write_string_to_grid(&self.status,
|
|
grid,
|
|
Color::Byte(36),
|
|
Color::Default,
|
|
area);
|
|
context.dirty_areas.push_back(area);
|
|
}
|
|
}
|
|
|
|
|
|
impl Component for StatusBar {
|
|
fn draw(&mut self, grid: &mut CellBuffer, area: Area, context: &mut Context) {
|
|
let upper_left = upper_left!(area);
|
|
let bottom_right = bottom_right!(area);
|
|
let total_rows = get_y(bottom_right) - get_y(upper_left);
|
|
if total_rows == 0 {
|
|
return;
|
|
}
|
|
|
|
let _ = self.container.component.draw(grid,
|
|
(upper_left, (get_x(bottom_right), get_y(bottom_right)-1)),
|
|
context);
|
|
self.draw_status_bar(grid, (set_y(upper_left, get_y(bottom_right)), bottom_right), context);
|
|
}
|
|
fn process_event(&mut self, event: &UIEvent, context: &mut Context) {
|
|
self.container.rcv_event(event, context);
|
|
match event.event_type {
|
|
UIEventType::RefreshMailbox(ref m) => {
|
|
self.status = format!("Mailbox: {}, Messages: {}, New: {}", m.folder.get_name(), m.collection.len(), m.collection.iter().filter(|e| !e.is_seen()).count());
|
|
self.dirty = true;
|
|
|
|
},
|
|
_ => {},
|
|
}
|
|
}
|
|
fn is_dirty(&self) -> bool {
|
|
self.dirty || self.container.component.is_dirty()
|
|
}
|
|
}
|