1009 lines
36 KiB
Rust
1009 lines
36 KiB
Rust
/*
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* meli - ui crate.
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*
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* Copyright 2017-2018 Manos Pitsidianakis
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*
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* This file is part of meli.
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*
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* meli is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* meli is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with meli. If not, see <http://www.gnu.org/licenses/>.
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*/
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use super::*;
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mod conversations;
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pub use self::conversations::*;
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mod compact;
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pub use self::compact::*;
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mod thread;
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pub use self::thread::*;
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mod plain;
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pub use self::plain::*;
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#[derive(Debug, Default, Clone)]
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pub struct DataColumns {
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pub columns: [CellBuffer; 12],
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pub widths: [usize; 12], // widths of columns calculated in first draw and after size changes
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}
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#[derive(Debug)]
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struct AccountMenuEntry {
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name: String,
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// Index in the config account vector.
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index: usize,
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}
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#[derive(Debug, Default, Clone)]
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pub(in crate::listing) struct CachedSearchStrings {
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subject: String,
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from: String,
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body: String,
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}
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pub trait ListingTrait {
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fn coordinates(&self) -> (usize, usize, Option<EnvelopeHash>);
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fn set_coordinates(&mut self, _: (usize, usize, Option<EnvelopeHash>));
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fn draw_list(&mut self, grid: &mut CellBuffer, area: Area, context: &mut Context);
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fn highlight_line(&mut self, grid: &mut CellBuffer, area: Area, idx: usize, context: &Context);
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fn filter(&mut self, _filter_term: &str, _context: &Context) {}
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fn set_movement(&mut self, mvm: PageMovement);
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}
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#[derive(Debug)]
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pub enum ListingComponent {
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Plain(PlainListing),
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Threaded(ThreadListing),
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Compact(CompactListing),
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Conversations(ConversationsListing),
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}
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use crate::ListingComponent::*;
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impl ListingTrait for ListingComponent {
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fn coordinates(&self) -> (usize, usize, Option<EnvelopeHash>) {
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match &self {
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Compact(ref l) => l.coordinates(),
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Plain(ref l) => l.coordinates(),
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Threaded(ref l) => l.coordinates(),
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Conversations(ref l) => l.coordinates(),
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}
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}
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fn set_coordinates(&mut self, c: (usize, usize, Option<EnvelopeHash>)) {
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match self {
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Compact(ref mut l) => l.set_coordinates(c),
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Plain(ref mut l) => l.set_coordinates(c),
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Threaded(ref mut l) => l.set_coordinates(c),
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Conversations(ref mut l) => l.set_coordinates(c),
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}
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}
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fn draw_list(&mut self, grid: &mut CellBuffer, area: Area, context: &mut Context) {
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match self {
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Compact(ref mut l) => l.draw_list(grid, area, context),
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Plain(ref mut l) => l.draw_list(grid, area, context),
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Threaded(ref mut l) => l.draw_list(grid, area, context),
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Conversations(ref mut l) => l.draw_list(grid, area, context),
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}
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}
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fn highlight_line(&mut self, grid: &mut CellBuffer, area: Area, idx: usize, context: &Context) {
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match self {
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Compact(ref mut l) => l.highlight_line(grid, area, idx, context),
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Plain(ref mut l) => l.highlight_line(grid, area, idx, context),
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Threaded(ref mut l) => l.highlight_line(grid, area, idx, context),
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Conversations(ref mut l) => l.highlight_line(grid, area, idx, context),
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}
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}
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fn set_movement(&mut self, mvm: PageMovement) {
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match self {
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Compact(ref mut l) => l.set_movement(mvm),
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Plain(ref mut l) => l.set_movement(mvm),
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Threaded(ref mut l) => l.set_movement(mvm),
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Conversations(ref mut l) => l.set_movement(mvm),
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}
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}
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}
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impl ListingComponent {
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fn set_style(&mut self, new_style: IndexStyle) {
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match new_style {
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IndexStyle::Plain => {
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if let Plain(_) = self {
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return;
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}
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let mut new_l = PlainListing::default();
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let coors = self.coordinates();
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new_l.set_coordinates((coors.0, coors.1, None));
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*self = Plain(new_l);
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}
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IndexStyle::Threaded => {
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if let Threaded(_) = self {
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return;
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}
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let mut new_l = ThreadListing::default();
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let coors = self.coordinates();
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new_l.set_coordinates((coors.0, coors.1, None));
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*self = Threaded(new_l);
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}
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IndexStyle::Compact => {
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if let Compact(_) = self {
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return;
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}
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let mut new_l = CompactListing::default();
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let coors = self.coordinates();
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new_l.set_coordinates((coors.0, coors.1, None));
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*self = Compact(new_l);
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}
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IndexStyle::Conversations => {
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if let Conversations(_) = self {
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return;
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}
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let mut new_l = ConversationsListing::default();
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let coors = self.coordinates();
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new_l.set_coordinates((coors.0, coors.1, None));
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*self = Conversations(new_l);
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}
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}
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}
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}
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#[derive(Debug)]
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pub struct Listing {
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component: ListingComponent,
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accounts: Vec<AccountMenuEntry>,
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dirty: bool,
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visible: bool,
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cursor_pos: (usize, usize),
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id: ComponentId,
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show_divider: bool,
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menu_visibility: bool,
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cmd_buf: String,
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/// This is the width of the right container to the entire width.
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ratio: usize, // right/(container width) * 100
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}
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impl fmt::Display for Listing {
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fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
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match self.component {
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Compact(ref l) => write!(f, "{}", l),
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Plain(ref l) => write!(f, "{}", l),
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Threaded(ref l) => write!(f, "{}", l),
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Conversations(ref l) => write!(f, "{}", l),
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}
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}
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}
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impl Component for Listing {
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fn draw(&mut self, grid: &mut CellBuffer, area: Area, context: &mut Context) {
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for i in 0..context.accounts.len() {
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context.is_online(i);
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}
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if !self.is_dirty() {
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return;
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}
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if !is_valid_area!(area) {
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return;
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}
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let upper_left = upper_left!(area);
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let bottom_right = bottom_right!(area);
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let total_cols = get_x(bottom_right) - get_x(upper_left);
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let right_component_width = if self.menu_visibility {
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(self.ratio * total_cols) / 100
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} else {
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total_cols
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};
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let mid = get_x(bottom_right) - right_component_width;
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if self.dirty && mid != get_x(upper_left) {
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if self.show_divider {
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for i in get_y(upper_left)..=get_y(bottom_right) {
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grid[(mid, i)].set_ch(VERT_BOUNDARY);
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grid[(mid, i)].set_fg(Color::Default);
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grid[(mid, i)].set_bg(Color::Default);
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}
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} else {
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for i in get_y(upper_left)..=get_y(bottom_right) {
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grid[(mid, i)].set_fg(Color::Default);
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grid[(mid, i)].set_bg(Color::Default);
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}
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}
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context
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.dirty_areas
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.push_back(((mid, get_y(upper_left)), (mid, get_y(bottom_right))));
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}
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if right_component_width == total_cols {
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if !context.is_online(self.cursor_pos.0) {
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clear_area(grid, area);
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write_string_to_grid(
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"offline",
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grid,
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Color::Byte(243),
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Color::Default,
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Attr::Default,
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area,
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None,
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);
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context.dirty_areas.push_back(area);
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return;
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}
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match self.component {
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Compact(ref mut l) => l.draw(grid, area, context),
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Plain(ref mut l) => l.draw(grid, area, context),
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Threaded(ref mut l) => l.draw(grid, area, context),
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Conversations(ref mut l) => l.draw(grid, area, context),
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}
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} else if right_component_width == 0 {
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self.draw_menu(grid, area, context);
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} else {
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self.draw_menu(grid, (upper_left, (mid, get_y(bottom_right))), context);
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if !context.is_online(self.cursor_pos.0) {
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clear_area(grid, (set_x(upper_left, mid + 1), bottom_right));
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write_string_to_grid(
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"offline",
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grid,
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Color::Byte(243),
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Color::Default,
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Attr::Default,
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(set_x(upper_left, mid + 1), bottom_right),
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None,
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);
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context.dirty_areas.push_back(area);
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return;
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}
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match self.component {
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Compact(ref mut l) => {
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l.draw(grid, (set_x(upper_left, mid + 1), bottom_right), context)
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}
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Plain(ref mut l) => {
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l.draw(grid, (set_x(upper_left, mid + 1), bottom_right), context)
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}
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Threaded(ref mut l) => {
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l.draw(grid, (set_x(upper_left, mid + 1), bottom_right), context)
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}
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Conversations(ref mut l) => {
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l.draw(grid, (set_x(upper_left, mid + 1), bottom_right), context)
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}
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}
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}
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self.dirty = false;
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}
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fn process_event(&mut self, event: &mut UIEvent, context: &mut Context) -> bool {
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if match self.component {
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Plain(ref mut l) => l.process_event(event, context),
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Compact(ref mut l) => l.process_event(event, context),
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Threaded(ref mut l) => l.process_event(event, context),
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Conversations(ref mut l) => l.process_event(event, context),
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} {
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return true;
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}
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let shortcuts = &self.get_shortcuts(context)[Listing::DESCRIPTION];
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match *event {
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UIEvent::Input(ref k)
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if k == shortcuts["next_folder"] || k == shortcuts["prev_folder"] =>
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{
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let amount = if self.cmd_buf.is_empty() {
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1
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} else if let Ok(amount) = self.cmd_buf.parse::<usize>() {
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self.cmd_buf.clear();
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context
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.replies
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.push_back(UIEvent::StatusEvent(StatusEvent::BufClear));
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amount
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} else {
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self.cmd_buf.clear();
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context
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.replies
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.push_back(UIEvent::StatusEvent(StatusEvent::BufClear));
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return true;
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};
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let folder_length = context.accounts[self.cursor_pos.0].len();
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match k {
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k if k == shortcuts["next_folder"] && folder_length > 0 => {
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if self.cursor_pos.1 + amount < folder_length {
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self.cursor_pos.1 += amount;
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self.component.set_coordinates((
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self.cursor_pos.0,
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self.cursor_pos.1,
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None,
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));
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self.set_dirty();
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} else {
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return true;
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}
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}
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k if k == shortcuts["prev_folder"] => {
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if self.cursor_pos.1 >= amount {
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self.cursor_pos.1 -= amount;
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self.component.set_coordinates((
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self.cursor_pos.0,
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self.cursor_pos.1,
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None,
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));
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self.set_dirty();
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} else {
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return true;
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}
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}
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_ => return false,
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}
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let folder_hash =
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context.accounts[self.cursor_pos.0].folders_order[self.cursor_pos.1];
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/* Check if per-folder configuration overrides general configuration */
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if let Some(index_style) = context
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.accounts
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.get(self.cursor_pos.0)
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.and_then(|account| account.folder_confs(folder_hash).conf_override.index_style)
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{
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self.component.set_style(index_style);
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} else if let Some(index_style) = context
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.accounts
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.get(self.cursor_pos.0)
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.and_then(|account| Some(account.settings.conf.index_style()))
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{
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self.component.set_style(index_style);
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}
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context
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.replies
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.push_back(UIEvent::StatusEvent(StatusEvent::UpdateStatus(
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self.get_status(context).unwrap(),
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)));
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return true;
|
||
}
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UIEvent::Input(ref k)
|
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if k == shortcuts["next_account"] || k == shortcuts["prev_account"] =>
|
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{
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let amount = if self.cmd_buf.is_empty() {
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1
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} else if let Ok(amount) = self.cmd_buf.parse::<usize>() {
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self.cmd_buf.clear();
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context
|
||
.replies
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.push_back(UIEvent::StatusEvent(StatusEvent::BufClear));
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amount
|
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} else {
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self.cmd_buf.clear();
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context
|
||
.replies
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.push_back(UIEvent::StatusEvent(StatusEvent::BufClear));
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return true;
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};
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match k {
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k if k == shortcuts["next_account"] => {
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if self.cursor_pos.0 + amount < self.accounts.len() {
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self.cursor_pos = (self.cursor_pos.0 + amount, 0);
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self.component.set_coordinates((self.cursor_pos.0, 0, None));
|
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self.set_dirty();
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} else {
|
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return true;
|
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}
|
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}
|
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k if k == shortcuts["prev_account"] => {
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if self.cursor_pos.0 >= amount {
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self.cursor_pos = (self.cursor_pos.0 - amount, 0);
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self.component.set_coordinates((self.cursor_pos.0, 0, None));
|
||
self.set_dirty();
|
||
} else {
|
||
return true;
|
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}
|
||
}
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_ => return false,
|
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}
|
||
|
||
/* Account might have no folders yet if it's offline */
|
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if let Some(&folder_hash) = context.accounts[self.cursor_pos.0]
|
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.folders_order
|
||
.get(self.cursor_pos.1)
|
||
{
|
||
/* Check if per-folder configuration overrides general configuration */
|
||
if let Some(index_style) =
|
||
context.accounts.get(self.cursor_pos.0).and_then(|account| {
|
||
account.folder_confs(folder_hash).conf_override.index_style
|
||
})
|
||
{
|
||
self.component.set_style(index_style);
|
||
} else if let Some(index_style) = context
|
||
.accounts
|
||
.get(self.cursor_pos.0)
|
||
.and_then(|account| Some(account.settings.conf.index_style()))
|
||
{
|
||
self.component.set_style(index_style);
|
||
}
|
||
}
|
||
context
|
||
.replies
|
||
.push_back(UIEvent::StatusEvent(StatusEvent::UpdateStatus(
|
||
self.get_status(context).unwrap(),
|
||
)));
|
||
return true;
|
||
}
|
||
UIEvent::Action(ref action) => match action {
|
||
Action::Listing(ListingAction::SetPlain) => {
|
||
self.component.set_style(IndexStyle::Plain);
|
||
return true;
|
||
}
|
||
Action::Listing(ListingAction::SetThreaded) => {
|
||
self.component.set_style(IndexStyle::Threaded);
|
||
return true;
|
||
}
|
||
Action::Listing(ListingAction::SetCompact) => {
|
||
self.component.set_style(IndexStyle::Compact);
|
||
return true;
|
||
}
|
||
Action::Listing(ListingAction::SetConversations) => {
|
||
self.component.set_style(IndexStyle::Conversations);
|
||
return true;
|
||
}
|
||
_ => {}
|
||
},
|
||
UIEvent::RefreshMailbox((idxa, folder_hash)) => {
|
||
self.cursor_pos = (
|
||
idxa,
|
||
context.accounts[idxa]
|
||
.folders_order
|
||
.iter()
|
||
.position(|&h| h == folder_hash)
|
||
.unwrap_or(0),
|
||
);
|
||
context
|
||
.replies
|
||
.push_back(UIEvent::StatusEvent(StatusEvent::UpdateStatus(
|
||
self.get_status(context).unwrap(),
|
||
)));
|
||
self.dirty = true;
|
||
}
|
||
UIEvent::ChangeMode(UIMode::Normal) => {
|
||
self.dirty = true;
|
||
}
|
||
UIEvent::Resize => {
|
||
self.set_dirty();
|
||
}
|
||
UIEvent::Input(Key::Up) => {
|
||
let amount = if self.cmd_buf.is_empty() {
|
||
1
|
||
} else if let Ok(amount) = self.cmd_buf.parse::<usize>() {
|
||
self.cmd_buf.clear();
|
||
context
|
||
.replies
|
||
.push_back(UIEvent::StatusEvent(StatusEvent::BufClear));
|
||
amount
|
||
} else {
|
||
self.cmd_buf.clear();
|
||
context
|
||
.replies
|
||
.push_back(UIEvent::StatusEvent(StatusEvent::BufClear));
|
||
return true;
|
||
};
|
||
self.component.set_movement(PageMovement::Up(amount));
|
||
return true;
|
||
}
|
||
UIEvent::Input(Key::Down) => {
|
||
let amount = if self.cmd_buf.is_empty() {
|
||
1
|
||
} else if let Ok(amount) = self.cmd_buf.parse::<usize>() {
|
||
self.cmd_buf.clear();
|
||
context
|
||
.replies
|
||
.push_back(UIEvent::StatusEvent(StatusEvent::BufClear));
|
||
amount
|
||
} else {
|
||
self.cmd_buf.clear();
|
||
context
|
||
.replies
|
||
.push_back(UIEvent::StatusEvent(StatusEvent::BufClear));
|
||
return true;
|
||
};
|
||
self.component.set_movement(PageMovement::Down(amount));
|
||
return true;
|
||
}
|
||
UIEvent::Input(ref key) if key == shortcuts["prev_page"] => {
|
||
let mult = if self.cmd_buf.is_empty() {
|
||
1
|
||
} else if let Ok(mult) = self.cmd_buf.parse::<usize>() {
|
||
self.cmd_buf.clear();
|
||
context
|
||
.replies
|
||
.push_back(UIEvent::StatusEvent(StatusEvent::BufClear));
|
||
mult
|
||
} else {
|
||
self.cmd_buf.clear();
|
||
context
|
||
.replies
|
||
.push_back(UIEvent::StatusEvent(StatusEvent::BufClear));
|
||
return true;
|
||
};
|
||
self.component.set_movement(PageMovement::PageUp(mult));
|
||
return true;
|
||
}
|
||
UIEvent::Input(ref key) if key == shortcuts["next_page"] => {
|
||
let mult = if self.cmd_buf.is_empty() {
|
||
1
|
||
} else if let Ok(mult) = self.cmd_buf.parse::<usize>() {
|
||
self.cmd_buf.clear();
|
||
context
|
||
.replies
|
||
.push_back(UIEvent::StatusEvent(StatusEvent::BufClear));
|
||
mult
|
||
} else {
|
||
self.cmd_buf.clear();
|
||
context
|
||
.replies
|
||
.push_back(UIEvent::StatusEvent(StatusEvent::BufClear));
|
||
return true;
|
||
};
|
||
self.component.set_movement(PageMovement::PageDown(mult));
|
||
return true;
|
||
}
|
||
UIEvent::Input(ref key) if *key == Key::Home => {
|
||
self.component.set_movement(PageMovement::Home);
|
||
return true;
|
||
}
|
||
UIEvent::Input(ref key) if *key == Key::End => {
|
||
self.component.set_movement(PageMovement::End);
|
||
return true;
|
||
}
|
||
UIEvent::Input(ref k) if k == shortcuts["toggle_menu_visibility"] => {
|
||
self.menu_visibility = !self.menu_visibility;
|
||
self.set_dirty();
|
||
}
|
||
UIEvent::Input(ref k) if k == shortcuts["new_mail"] => {
|
||
context
|
||
.replies
|
||
.push_back(UIEvent::Action(Tab(NewDraft(self.cursor_pos.0, None))));
|
||
return true;
|
||
}
|
||
UIEvent::Input(ref key) if key == shortcuts["search"] => {
|
||
context
|
||
.replies
|
||
.push_back(UIEvent::ExInput(Key::Paste("filter ".to_string())));
|
||
context
|
||
.replies
|
||
.push_back(UIEvent::ChangeMode(UIMode::Execute));
|
||
return true;
|
||
}
|
||
UIEvent::Input(ref key) if key == shortcuts["set_seen"] => {
|
||
let mut event = UIEvent::Action(Action::Listing(ListingAction::SetSeen));
|
||
if match self.component {
|
||
Plain(ref mut l) => l.process_event(&mut event, context),
|
||
Compact(ref mut l) => l.process_event(&mut event, context),
|
||
Threaded(ref mut l) => l.process_event(&mut event, context),
|
||
Conversations(ref mut l) => l.process_event(&mut event, context),
|
||
} {
|
||
return true;
|
||
}
|
||
}
|
||
UIEvent::StartupCheck(_) => {
|
||
self.dirty = true;
|
||
context
|
||
.replies
|
||
.push_back(UIEvent::StatusEvent(StatusEvent::UpdateStatus(
|
||
self.get_status(context).unwrap(),
|
||
)));
|
||
}
|
||
UIEvent::MailboxUpdate(_) => {
|
||
self.dirty = true;
|
||
context
|
||
.replies
|
||
.push_back(UIEvent::StatusEvent(StatusEvent::UpdateStatus(
|
||
self.get_status(context).unwrap(),
|
||
)));
|
||
}
|
||
UIEvent::Input(Key::Esc) | UIEvent::Input(Key::Alt('')) => {
|
||
self.cmd_buf.clear();
|
||
context
|
||
.replies
|
||
.push_back(UIEvent::StatusEvent(StatusEvent::BufClear));
|
||
return true;
|
||
}
|
||
UIEvent::Input(Key::Char(c)) if c >= '0' && c <= '9' => {
|
||
self.cmd_buf.push(c);
|
||
context
|
||
.replies
|
||
.push_back(UIEvent::StatusEvent(StatusEvent::BufSet(
|
||
self.cmd_buf.clone(),
|
||
)));
|
||
return true;
|
||
}
|
||
_ => {}
|
||
}
|
||
false
|
||
}
|
||
fn is_dirty(&self) -> bool {
|
||
self.dirty
|
||
|| match self.component {
|
||
Compact(ref l) => l.is_dirty(),
|
||
Plain(ref l) => l.is_dirty(),
|
||
Threaded(ref l) => l.is_dirty(),
|
||
Conversations(ref l) => l.is_dirty(),
|
||
}
|
||
}
|
||
fn set_dirty(&mut self) {
|
||
self.dirty = true;
|
||
match self.component {
|
||
Compact(ref mut l) => l.set_dirty(),
|
||
Plain(ref mut l) => l.set_dirty(),
|
||
Threaded(ref mut l) => l.set_dirty(),
|
||
Conversations(ref mut l) => l.set_dirty(),
|
||
}
|
||
}
|
||
|
||
fn get_shortcuts(&self, context: &Context) -> ShortcutMaps {
|
||
let mut map = match self.component {
|
||
Compact(ref l) => l.get_shortcuts(context),
|
||
Plain(ref l) => l.get_shortcuts(context),
|
||
Threaded(ref l) => l.get_shortcuts(context),
|
||
Conversations(ref l) => l.get_shortcuts(context),
|
||
};
|
||
let config_map = context.settings.shortcuts.listing.key_values();
|
||
map.insert(Listing::DESCRIPTION, config_map);
|
||
|
||
map
|
||
}
|
||
|
||
fn id(&self) -> ComponentId {
|
||
match self.component {
|
||
Compact(ref l) => l.id(),
|
||
Plain(ref l) => l.id(),
|
||
Threaded(ref l) => l.id(),
|
||
Conversations(ref l) => l.id(),
|
||
}
|
||
}
|
||
fn set_id(&mut self, id: ComponentId) {
|
||
match self.component {
|
||
Compact(ref mut l) => l.set_id(id),
|
||
Plain(ref mut l) => l.set_id(id),
|
||
Threaded(ref mut l) => l.set_id(id),
|
||
Conversations(ref mut l) => l.set_id(id),
|
||
}
|
||
}
|
||
|
||
fn get_status(&self, context: &Context) -> Option<String> {
|
||
Some({
|
||
let folder_hash = if let Some(h) = context.accounts[self.cursor_pos.0]
|
||
.folders_order
|
||
.get(self.cursor_pos.1)
|
||
{
|
||
*h
|
||
} else {
|
||
return Some(String::new());
|
||
};
|
||
if !context.accounts[self.cursor_pos.0].folders[&folder_hash].is_available() {
|
||
return Some(String::new());
|
||
}
|
||
let account = &context.accounts[self.cursor_pos.0];
|
||
let m = if account[self.cursor_pos.1].is_available() {
|
||
account[self.cursor_pos.1].unwrap()
|
||
} else {
|
||
return Some(String::new());
|
||
};
|
||
let envelopes = account.collection.envelopes.clone();
|
||
let envelopes = envelopes.read().unwrap();
|
||
format!(
|
||
"Mailbox: {}, Messages: {}, New: {}",
|
||
m.folder.name(),
|
||
m.envelopes.len(),
|
||
m.envelopes
|
||
.iter()
|
||
.map(|h| &envelopes[&h])
|
||
.filter(|e| !e.is_seen())
|
||
.count()
|
||
)
|
||
})
|
||
}
|
||
}
|
||
|
||
impl From<IndexStyle> for ListingComponent {
|
||
fn from(index_style: IndexStyle) -> Self {
|
||
match index_style {
|
||
IndexStyle::Plain => Plain(Default::default()),
|
||
IndexStyle::Threaded => Threaded(Default::default()),
|
||
IndexStyle::Compact => Compact(Default::default()),
|
||
IndexStyle::Conversations => Conversations(Default::default()),
|
||
}
|
||
}
|
||
}
|
||
|
||
impl Listing {
|
||
const DESCRIPTION: &'static str = "listing";
|
||
pub fn new(accounts: &[Account]) -> Self {
|
||
let account_entries = accounts
|
||
.iter()
|
||
.enumerate()
|
||
.map(|(i, a)| AccountMenuEntry {
|
||
name: a.name().to_string(),
|
||
index: i,
|
||
})
|
||
.collect();
|
||
/* Check if per-folder configuration overrides general configuration */
|
||
let component = if let Some(index_style) = accounts.get(0).and_then(|account| {
|
||
account.folders_order.get(0).and_then(|folder_hash| {
|
||
account.folder_confs(*folder_hash).conf_override.index_style
|
||
})
|
||
}) {
|
||
ListingComponent::from(index_style)
|
||
} else if let Some(index_style) = accounts
|
||
.get(0)
|
||
.and_then(|account| Some(account.settings.conf.index_style()))
|
||
{
|
||
ListingComponent::from(index_style)
|
||
} else {
|
||
Conversations(Default::default())
|
||
};
|
||
Listing {
|
||
component,
|
||
accounts: account_entries,
|
||
visible: true,
|
||
dirty: true,
|
||
cursor_pos: (0, 0),
|
||
id: ComponentId::new_v4(),
|
||
show_divider: false,
|
||
menu_visibility: true,
|
||
ratio: 90,
|
||
cmd_buf: String::with_capacity(4),
|
||
}
|
||
}
|
||
|
||
fn draw_menu(&mut self, grid: &mut CellBuffer, mut area: Area, context: &mut Context) {
|
||
if !self.is_dirty() {
|
||
return;
|
||
}
|
||
clear_area(grid, area);
|
||
/* visually divide menu and listing */
|
||
area = (area.0, pos_dec(area.1, (1, 0)));
|
||
let upper_left = upper_left!(area);
|
||
let bottom_right = bottom_right!(area);
|
||
self.dirty = false;
|
||
let mut y = get_y(upper_left);
|
||
for a in &self.accounts {
|
||
y += self.print_account(grid, (set_y(upper_left, y), bottom_right), &a, context);
|
||
y += 3;
|
||
}
|
||
|
||
context.dirty_areas.push_back(area);
|
||
}
|
||
/*
|
||
* Print a single account in the menu area.
|
||
*/
|
||
fn print_account(
|
||
&self,
|
||
grid: &mut CellBuffer,
|
||
area: Area,
|
||
a: &AccountMenuEntry,
|
||
context: &mut Context,
|
||
) -> usize {
|
||
if !is_valid_area!(area) {
|
||
debug!("BUG: invalid area in print_account");
|
||
}
|
||
// Each entry and its index in the account
|
||
let entries: FnvHashMap<FolderHash, Folder> = context.accounts[a.index]
|
||
.list_folders()
|
||
.into_iter()
|
||
.map(|f| (f.hash(), f))
|
||
.collect();
|
||
let folders_order: FnvHashMap<FolderHash, usize> = context.accounts[a.index]
|
||
.folders_order()
|
||
.iter()
|
||
.enumerate()
|
||
.map(|(i, &fh)| (fh, i))
|
||
.collect();
|
||
|
||
let upper_left = upper_left!(area);
|
||
let bottom_right = bottom_right!(area);
|
||
|
||
let must_highlight_account: bool = self.cursor_pos.0 == a.index;
|
||
|
||
let mut inc = 0;
|
||
let mut depth = 0;
|
||
let mut lines: Vec<(usize, usize, FolderHash, Option<usize>)> = Vec::new();
|
||
|
||
/* Gather the folder tree structure in `lines` recursively */
|
||
fn print(
|
||
folder_idx: FolderHash,
|
||
depth: &mut usize,
|
||
inc: &mut usize,
|
||
entries: &FnvHashMap<FolderHash, Folder>,
|
||
folders_order: &FnvHashMap<FolderHash, usize>,
|
||
lines: &mut Vec<(usize, usize, FolderHash, Option<usize>)>,
|
||
index: usize, //account index
|
||
context: &mut Context,
|
||
) {
|
||
match context.accounts[index].status(entries[&folder_idx].hash()) {
|
||
Ok(_) => {
|
||
let account = &context.accounts[index];
|
||
let count = account[entries[&folder_idx].hash()]
|
||
.unwrap()
|
||
.envelopes
|
||
.iter()
|
||
.filter_map(|&h| {
|
||
if account.collection.get_env(h).is_seen() {
|
||
None
|
||
} else {
|
||
Some(())
|
||
}
|
||
})
|
||
.count();
|
||
lines.push((*depth, *inc, folder_idx, Some(count)));
|
||
}
|
||
Err(_) => {
|
||
lines.push((*depth, *inc, folder_idx, None));
|
||
}
|
||
}
|
||
*inc += 1;
|
||
let mut children: Vec<FolderHash> = entries[&folder_idx].children().to_vec();
|
||
children
|
||
.sort_unstable_by(|a, b| folders_order[a].partial_cmp(&folders_order[b]).unwrap());
|
||
*depth += 1;
|
||
for child in children {
|
||
print(
|
||
child,
|
||
depth,
|
||
inc,
|
||
entries,
|
||
folders_order,
|
||
lines,
|
||
index,
|
||
context,
|
||
);
|
||
}
|
||
*depth -= 1;
|
||
}
|
||
let mut keys = entries.keys().cloned().collect::<Vec<FolderHash>>();
|
||
keys.sort_unstable_by(|a, b| folders_order[a].partial_cmp(&folders_order[b]).unwrap());
|
||
|
||
/* Start with roots */
|
||
for f in keys {
|
||
if entries[&f].parent().is_none() {
|
||
print(
|
||
f,
|
||
&mut depth,
|
||
&mut inc,
|
||
&entries,
|
||
&folders_order,
|
||
&mut lines,
|
||
a.index,
|
||
context,
|
||
);
|
||
}
|
||
}
|
||
|
||
/* Print account name first */
|
||
write_string_to_grid(
|
||
&a.name,
|
||
grid,
|
||
Color::Default,
|
||
Color::Default,
|
||
Attr::Bold,
|
||
area,
|
||
None,
|
||
);
|
||
|
||
if lines.is_empty() {
|
||
write_string_to_grid(
|
||
"offline",
|
||
grid,
|
||
Color::Byte(243),
|
||
Color::Default,
|
||
Attr::Default,
|
||
(pos_inc(upper_left, (0, 1)), bottom_right),
|
||
None,
|
||
);
|
||
return 0;
|
||
}
|
||
|
||
let lines_len = lines.len();
|
||
let mut idx = 0;
|
||
|
||
for y in get_y(upper_left) + 1..get_y(bottom_right) {
|
||
if idx == lines_len {
|
||
break;
|
||
}
|
||
let (fg_color, bg_color) = if must_highlight_account {
|
||
if self.cursor_pos.1 == idx {
|
||
(Color::Byte(233), Color::Byte(15))
|
||
} else {
|
||
(Color::Byte(15), Color::Byte(233))
|
||
}
|
||
} else {
|
||
(Color::Default, Color::Default)
|
||
};
|
||
|
||
let (depth, inc, folder_idx, count) = lines[idx];
|
||
/* Calculate how many columns the folder index tags should occupy with right alignment,
|
||
* eg.
|
||
* 1
|
||
* 2
|
||
* ...
|
||
* 9
|
||
* 10
|
||
*/
|
||
let total_folder_no_digits = {
|
||
let mut len = lines_len;
|
||
let mut ctr = 1;
|
||
while len > 9 {
|
||
ctr += 1;
|
||
len /= 10;
|
||
}
|
||
ctr
|
||
};
|
||
let (x, _) = write_string_to_grid(
|
||
&format!("{:>width$}", inc, width = total_folder_no_digits),
|
||
grid,
|
||
Color::Byte(243),
|
||
bg_color,
|
||
Attr::Default,
|
||
(set_y(upper_left, y), bottom_right),
|
||
None,
|
||
);
|
||
let (x, _) = write_string_to_grid(
|
||
&" ".repeat(depth + 1),
|
||
grid,
|
||
fg_color,
|
||
bg_color,
|
||
Attr::Default,
|
||
((x, y), bottom_right),
|
||
None,
|
||
);
|
||
let (x, _) = write_string_to_grid(
|
||
entries[&folder_idx].name(),
|
||
grid,
|
||
fg_color,
|
||
bg_color,
|
||
Attr::Default,
|
||
((x, y), bottom_right),
|
||
None,
|
||
);
|
||
|
||
/* Unread message count */
|
||
let count_string = if let Some(c) = count {
|
||
if c > 0 {
|
||
format!(" {}", c)
|
||
} else {
|
||
String::new()
|
||
}
|
||
} else {
|
||
" ...".to_string()
|
||
};
|
||
|
||
let (x, _) = write_string_to_grid(
|
||
&count_string,
|
||
grid,
|
||
fg_color,
|
||
bg_color,
|
||
if count.unwrap_or(0) > 0 {
|
||
Attr::Bold
|
||
} else {
|
||
Attr::Default
|
||
},
|
||
(
|
||
(
|
||
/* Hide part of folder name if need be to fit the message count */
|
||
std::cmp::min(x, get_x(bottom_right).saturating_sub(count_string.len())),
|
||
y,
|
||
),
|
||
bottom_right,
|
||
),
|
||
None,
|
||
);
|
||
change_colors(grid, ((x, y), set_y(bottom_right, y)), fg_color, bg_color);
|
||
idx += 1;
|
||
}
|
||
if idx == 0 {
|
||
0
|
||
} else {
|
||
idx - 1
|
||
}
|
||
}
|
||
}
|