694 lines
22 KiB
Rust
694 lines
22 KiB
Rust
use super::*;
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use melib::CardId;
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use std::cmp;
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const MAX_COLS: usize = 500;
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#[derive(Debug, PartialEq)]
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enum ViewMode {
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List,
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View(ComponentId),
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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)]
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pub struct ContactList {
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accounts: Vec<AccountMenuEntry>,
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cursor_pos: usize,
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new_cursor_pos: usize,
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account_pos: usize,
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length: usize,
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data_columns: DataColumns,
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initialized: bool,
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id_positions: Vec<CardId>,
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mode: ViewMode,
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dirty: bool,
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show_divider: bool,
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menu_visibility: bool,
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movement: Option<PageMovement>,
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view: Option<ContactManager>,
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ratio: usize, // right/(container width) * 100
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id: ComponentId,
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}
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impl fmt::Display for ContactList {
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fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
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write!(f, "{}", ContactList::DESCRIPTION)
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}
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}
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impl ContactList {
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const DESCRIPTION: &'static str = "contact list";
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pub fn new(context: &Context) -> Self {
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let accounts = context
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.accounts
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.iter()
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.enumerate()
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.map(|(i, a)| AccountMenuEntry {
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name: a.name().to_string(),
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index: i,
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})
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.collect();
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ContactList {
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accounts,
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cursor_pos: 0,
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new_cursor_pos: 0,
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length: 0,
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account_pos: 0,
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id_positions: Vec::new(),
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mode: ViewMode::List,
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data_columns: DataColumns::default(),
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initialized: false,
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dirty: true,
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movement: None,
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view: None,
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ratio: 90,
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show_divider: false,
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menu_visibility: true,
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id: ComponentId::new_v4(),
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}
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}
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pub fn for_account(pos: usize, context: &Context) -> Self {
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ContactList {
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account_pos: pos,
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..Self::new(context)
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}
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}
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fn initialize(&mut self, context: &mut Context) {
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let account = &mut context.accounts[self.account_pos];
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let book = &mut account.address_book;
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self.length = book.len();
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self.id_positions.clear();
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if self.id_positions.capacity() < book.len() {
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self.id_positions.reserve(book.len());
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}
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self.dirty = true;
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let mut min_width = ("Name".len(), "E-mail".len(), 0, 0, 0);
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for c in book.values() {
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self.id_positions.push(*c.id());
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min_width.0 = cmp::max(min_width.0, c.name().split_graphemes().len()); /* name */
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min_width.1 = cmp::max(min_width.1, c.email().split_graphemes().len()); /* email */
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min_width.2 = cmp::max(min_width.2, c.url().split_graphemes().len());
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/* url */
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}
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/* name column */
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self.data_columns.columns[0] = CellBuffer::new_with_context(
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min_width.0,
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self.length + 1,
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Cell::with_char(' '),
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context,
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);
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/* email column */
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self.data_columns.columns[1] = CellBuffer::new_with_context(
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min_width.1,
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self.length + 1,
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Cell::with_char(' '),
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context,
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);
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/* url column */
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self.data_columns.columns[2] = CellBuffer::new_with_context(
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min_width.2,
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self.length + 1,
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Cell::with_char(' '),
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context,
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);
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write_string_to_grid(
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"NAME",
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&mut self.data_columns.columns[0],
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Color::Black,
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Color::White,
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Attr::Bold,
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((0, 0), (MAX_COLS - 1, self.length)),
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false,
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);
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write_string_to_grid(
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"E-MAIL",
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&mut self.data_columns.columns[1],
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Color::Black,
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Color::White,
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Attr::Bold,
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((0, 0), (MAX_COLS - 1, self.length)),
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false,
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);
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write_string_to_grid(
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"URL",
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&mut self.data_columns.columns[2],
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Color::Black,
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Color::White,
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Attr::Bold,
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((0, 0), (MAX_COLS - 1, self.length)),
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false,
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);
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let account = &mut context.accounts[self.account_pos];
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let book = &mut account.address_book;
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for (idx, c) in book.values().enumerate() {
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self.id_positions.push(*c.id());
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write_string_to_grid(
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c.name(),
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&mut self.data_columns.columns[0],
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Color::Default,
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Color::Default,
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Attr::Default,
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((0, idx + 1), (min_width.0, idx + 1)),
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false,
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);
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write_string_to_grid(
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c.email(),
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&mut self.data_columns.columns[1],
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Color::Default,
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Color::Default,
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Attr::Default,
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((0, idx + 1), (min_width.1, idx + 1)),
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false,
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);
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write_string_to_grid(
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c.url(),
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&mut self.data_columns.columns[2],
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Color::Default,
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Color::Default,
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Attr::Default,
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((0, idx + 1), (min_width.2, idx + 1)),
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false,
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);
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}
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if self.length == 0 {
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let message = "Address book is empty.".to_string();
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self.data_columns.columns[0] = CellBuffer::new_with_context(
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message.len(),
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self.length + 1,
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Cell::with_char(' '),
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context,
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);
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write_string_to_grid(
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&message,
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&mut self.data_columns.columns[0],
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Color::Default,
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Color::Default,
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Attr::Default,
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((0, 0), (MAX_COLS - 1, 0)),
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false,
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);
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return;
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}
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}
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fn highlight_line(&mut self, grid: &mut CellBuffer, area: Area, idx: usize) {
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/* Reset previously highlighted line */
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let fg_color = Color::Default;
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let bg_color = if idx == self.new_cursor_pos {
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Color::Byte(246)
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} else {
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Color::Default
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};
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change_colors(grid, area, fg_color, bg_color);
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}
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fn draw_menu(&mut self, grid: &mut CellBuffer, mut area: Area, context: &mut Context) {
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if !self.is_dirty() {
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return;
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}
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clear_area(grid, area);
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/* visually divide menu and listing */
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area = (area.0, pos_dec(area.1, (1, 0)));
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let upper_left = upper_left!(area);
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let bottom_right = bottom_right!(area);
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self.dirty = false;
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let mut y = get_y(upper_left);
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for a in &self.accounts {
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self.print_account(grid, (set_y(upper_left, y), bottom_right), &a, context);
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y += 1;
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}
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context.dirty_areas.push_back(area);
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}
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/*
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* Print a single account in the menu area.
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*/
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fn print_account(
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&self,
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grid: &mut CellBuffer,
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area: Area,
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a: &AccountMenuEntry,
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context: &mut Context,
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) {
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if !is_valid_area!(area) {
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debug!("BUG: invalid area in print_account");
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}
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let width = width!(area);
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let must_highlight_account: bool = self.account_pos == a.index;
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let (fg_color, bg_color) = if must_highlight_account {
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if self.account_pos == a.index {
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(Color::Byte(233), Color::Byte(15))
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} else {
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(Color::Byte(15), Color::Byte(233))
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}
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} else {
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(Color::Default, Color::Default)
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};
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let s = format!(" [{}]", context.accounts[a.index].address_book.len());
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if a.name.grapheme_len() + s.len() > width + 1 {
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/* Print account name */
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write_string_to_grid(&a.name, grid, fg_color, bg_color, Attr::Bold, area, false);
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write_string_to_grid(
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&s,
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grid,
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fg_color,
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bg_color,
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Attr::Bold,
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(
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pos_dec(
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(get_x(bottom_right!(area)), get_y(upper_left!(area))),
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(s.len() - 1, 0),
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),
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bottom_right!(area),
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),
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false,
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);
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write_string_to_grid(
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"…",
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grid,
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fg_color,
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bg_color,
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Attr::Bold,
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(
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pos_dec(
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(get_x(bottom_right!(area)), get_y(upper_left!(area))),
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(s.len() - 1, 0),
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),
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bottom_right!(area),
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),
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false,
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);
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} else {
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/* Print account name */
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write_string_to_grid(&a.name, grid, fg_color, bg_color, Attr::Bold, area, false);
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write_string_to_grid(
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&s,
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grid,
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fg_color,
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bg_color,
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Attr::Bold,
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(
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pos_dec(
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(get_x(bottom_right!(area)), get_y(upper_left!(area))),
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(s.len() - 1, 0),
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),
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bottom_right!(area),
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),
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false,
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);
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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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let upper_left = upper_left!(area);
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let bottom_right = bottom_right!(area);
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if self.length == 0 {
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clear_area(grid, area);
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copy_area(
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grid,
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&self.data_columns.columns[0],
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area,
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((0, 0), pos_dec(self.data_columns.columns[0].size(), (1, 1))),
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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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let rows = get_y(bottom_right) - get_y(upper_left);
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if let Some(mvm) = self.movement.take() {
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match mvm {
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PageMovement::PageUp => {
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self.new_cursor_pos = self.new_cursor_pos.saturating_sub(rows);
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}
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PageMovement::PageDown => {
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if self.new_cursor_pos + rows + 1 < self.length {
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self.new_cursor_pos += rows;
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} else if self.new_cursor_pos + rows > self.length {
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self.new_cursor_pos = self.length - 1;
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} else {
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self.new_cursor_pos = (self.length / rows) * rows;
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}
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}
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PageMovement::Home => {
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self.new_cursor_pos = 0;
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}
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PageMovement::End => {
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if self.new_cursor_pos + rows > self.length {
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self.new_cursor_pos = self.length - 1;
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} else {
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self.new_cursor_pos = (self.length / rows) * rows;
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}
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}
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}
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}
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let prev_page_no = (self.cursor_pos).wrapping_div(rows);
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let page_no = (self.new_cursor_pos).wrapping_div(rows);
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let top_idx = page_no * rows;
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/* If cursor position has changed, remove the highlight from the previous position and
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* apply it in the new one. */
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if self.cursor_pos != self.new_cursor_pos && prev_page_no == page_no {
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let old_cursor_pos = self.cursor_pos;
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self.cursor_pos = self.new_cursor_pos;
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for idx in &[old_cursor_pos, self.new_cursor_pos] {
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if *idx >= self.length {
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continue; //bounds check
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}
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let new_area = (
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set_y(upper_left, get_y(upper_left) + (*idx % rows) + 1),
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set_y(bottom_right, get_y(upper_left) + (*idx % rows) + 1),
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);
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self.highlight_line(grid, new_area, *idx);
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context.dirty_areas.push_back(new_area);
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}
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return;
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} else if self.cursor_pos != self.new_cursor_pos {
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self.cursor_pos = self.new_cursor_pos;
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}
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if self.new_cursor_pos >= self.length {
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self.new_cursor_pos = self.length - 1;
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self.cursor_pos = self.new_cursor_pos;
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}
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let width = width!(area);
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self.data_columns.widths = Default::default();
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self.data_columns.widths[0] = self.data_columns.columns[0].size().0; /* name */
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self.data_columns.widths[1] = self.data_columns.columns[1].size().0; /* email*/
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self.data_columns.widths[2] = self.data_columns.columns[2].size().0; /* url */
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let min_col_width = std::cmp::min(
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15,
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std::cmp::min(self.data_columns.widths[0], self.data_columns.widths[1]),
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);
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if self.data_columns.widths[0] + self.data_columns.widths[1] + 3 * min_col_width + 8 > width
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{
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let remainder =
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width.saturating_sub(self.data_columns.widths[0] + self.data_columns.widths[1] + 4);
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self.data_columns.widths[2] = remainder / 6;
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}
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clear_area(grid, area);
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/* Page_no has changed, so draw new page */
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let mut x = get_x(upper_left);
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for i in 0..self.data_columns.columns.len() {
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let (column_width, column_height) = self.data_columns.columns[i].size();
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if self.data_columns.widths[i] == 0 {
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continue;
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}
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copy_area(
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grid,
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&self.data_columns.columns[i],
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(
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set_x(upper_left, x),
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set_x(
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bottom_right,
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std::cmp::min(get_x(bottom_right), x + (self.data_columns.widths[i])),
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),
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),
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(
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(0, top_idx),
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(
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column_width.saturating_sub(1),
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column_height.saturating_sub(1),
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),
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),
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);
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x += self.data_columns.widths[i] + 2; // + SEPARATOR
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if x > get_x(bottom_right) {
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break;
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}
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}
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change_colors(
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grid,
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(upper_left, set_y(bottom_right, get_y(upper_left))),
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Color::Black,
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Color::White,
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);
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if top_idx + rows + 1 > self.length {
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clear_area(
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grid,
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(
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pos_inc(upper_left, (0, self.length - top_idx + 2)),
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bottom_right,
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),
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);
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}
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self.highlight_line(
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grid,
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(
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set_y(upper_left, get_y(upper_left) + (self.cursor_pos % rows) + 1),
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set_y(
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bottom_right,
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get_y(upper_left) + (self.cursor_pos % rows) + 1,
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),
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),
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self.cursor_pos,
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);
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context.dirty_areas.push_back(area);
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}
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}
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impl Component for ContactList {
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fn draw(&mut self, grid: &mut CellBuffer, area: Area, context: &mut Context) {
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if let Some(mgr) = self.view.as_mut() {
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mgr.draw(grid, area, context);
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return;
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}
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if !self.dirty {
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return;
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}
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if !self.initialized {
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self.initialize(context);
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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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self.draw_list(grid, area, context);
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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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self.draw_list(grid, (set_x(upper_left, mid + 1), bottom_right), context);
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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 let Some(ref mut v) = self.view {
|
|
if v.process_event(event, context) {
|
|
return true;
|
|
}
|
|
}
|
|
let shortcuts = &self.get_shortcuts(context)[Self::DESCRIPTION];
|
|
match *event {
|
|
UIEvent::Input(ref key)
|
|
if *key == shortcuts["create_contact"] && self.view.is_none() =>
|
|
{
|
|
let mut manager = ContactManager::default();
|
|
manager.set_parent_id(self.id);
|
|
manager.account_pos = self.account_pos;
|
|
|
|
self.mode = ViewMode::View(manager.id());
|
|
self.view = Some(manager);
|
|
|
|
return true;
|
|
}
|
|
|
|
UIEvent::Input(ref key)
|
|
if *key == shortcuts["edit_contact"] && self.length > 0 && self.view.is_none() =>
|
|
{
|
|
let account = &mut context.accounts[self.account_pos];
|
|
let book = &mut account.address_book;
|
|
let card = book[&self.id_positions[self.cursor_pos]].clone();
|
|
let mut manager = ContactManager::default();
|
|
manager.set_parent_id(self.id);
|
|
manager.card = card;
|
|
manager.account_pos = self.account_pos;
|
|
|
|
self.mode = ViewMode::View(manager.id());
|
|
self.view = Some(manager);
|
|
|
|
return true;
|
|
}
|
|
UIEvent::Input(ref key) if *key == shortcuts["next_account"] && self.view.is_none() => {
|
|
if self.accounts.is_empty() {
|
|
return true;
|
|
}
|
|
if self.account_pos < self.accounts.len() - 1 {
|
|
self.account_pos += 1;
|
|
self.set_dirty();
|
|
self.initialized = false;
|
|
context
|
|
.replies
|
|
.push_back(UIEvent::StatusEvent(StatusEvent::UpdateStatus(
|
|
self.get_status(context).unwrap(),
|
|
)));
|
|
}
|
|
|
|
return true;
|
|
}
|
|
UIEvent::Input(ref key) if *key == shortcuts["prev_account"] && self.view.is_none() => {
|
|
if self.accounts.is_empty() {
|
|
return true;
|
|
}
|
|
if self.account_pos > 0 {
|
|
self.account_pos -= 1;
|
|
self.set_dirty();
|
|
self.initialized = false;
|
|
context
|
|
.replies
|
|
.push_back(UIEvent::StatusEvent(StatusEvent::UpdateStatus(
|
|
self.get_status(context).unwrap(),
|
|
)));
|
|
}
|
|
return true;
|
|
}
|
|
UIEvent::Input(ref k)
|
|
if k == shortcuts["toggle_menu_visibility"] && self.view.is_none() =>
|
|
{
|
|
self.menu_visibility = !self.menu_visibility;
|
|
self.set_dirty();
|
|
}
|
|
UIEvent::Input(Key::Up) if self.view.is_none() => {
|
|
self.set_dirty();
|
|
self.new_cursor_pos = self.cursor_pos.saturating_sub(1);
|
|
return true;
|
|
}
|
|
UIEvent::Input(Key::Down)
|
|
if self.cursor_pos < self.length.saturating_sub(1) && self.view.is_none() =>
|
|
{
|
|
self.set_dirty();
|
|
self.new_cursor_pos += 1;
|
|
return true;
|
|
}
|
|
UIEvent::ComponentKill(ref kill_id) if self.mode == ViewMode::View(*kill_id) => {
|
|
self.mode = ViewMode::List;
|
|
self.view.take();
|
|
self.set_dirty();
|
|
return true;
|
|
}
|
|
UIEvent::ChangeMode(UIMode::Normal) => {
|
|
self.set_dirty();
|
|
}
|
|
UIEvent::Resize => {
|
|
self.set_dirty();
|
|
}
|
|
_ => {}
|
|
}
|
|
false
|
|
}
|
|
|
|
fn is_dirty(&self) -> bool {
|
|
self.dirty || self.view.as_ref().map(|v| v.is_dirty()).unwrap_or(false)
|
|
}
|
|
|
|
fn set_dirty(&mut self) {
|
|
if let Some(p) = self.view.as_mut() {
|
|
p.set_dirty();
|
|
};
|
|
self.dirty = true;
|
|
}
|
|
|
|
fn kill(&mut self, uuid: Uuid, context: &mut Context) {
|
|
debug_assert!(uuid == self.id);
|
|
context.replies.push_back(UIEvent::Action(Tab(Kill(uuid))));
|
|
}
|
|
fn get_shortcuts(&self, context: &Context) -> ShortcutMaps {
|
|
let mut map = self
|
|
.view
|
|
.as_ref()
|
|
.map(|p| p.get_shortcuts(context))
|
|
.unwrap_or_default();
|
|
|
|
let config_map = context.settings.shortcuts.contact_list.key_values();
|
|
map.insert(
|
|
self.to_string(),
|
|
config_map
|
|
.into_iter()
|
|
.map(|(k, v)| (k, v.clone()))
|
|
.collect(),
|
|
);
|
|
|
|
map
|
|
}
|
|
|
|
fn id(&self) -> ComponentId {
|
|
self.id
|
|
}
|
|
|
|
fn set_id(&mut self, id: ComponentId) {
|
|
self.id = id;
|
|
}
|
|
|
|
fn can_quit_cleanly(&mut self, context: &Context) -> bool {
|
|
self.view
|
|
.as_mut()
|
|
.map(|p| p.can_quit_cleanly(context))
|
|
.unwrap_or(true)
|
|
}
|
|
|
|
fn get_status(&self, context: &Context) -> Option<String> {
|
|
Some(format!(
|
|
"{} entries",
|
|
context.accounts[self.account_pos].address_book.len()
|
|
))
|
|
}
|
|
}
|