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/*
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* meli
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*
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* Copyright 2020 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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const OK_CANCEL: &str = "OK Cancel";
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const OK_OFFSET: usize = 0;
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const OK_LENGTH: usize = "OK".len();
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const CANCEL_OFFSET: usize = "OK ".len();
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const CANCEL_LENGTH: usize = "Cancel".len();
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#[derive(Debug, Copy, PartialEq, Clone)]
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enum SelectorCursor {
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Unfocused,
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/// Cursor is at an entry
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Entry(usize),
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/// Cursor is located on the Ok button
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Ok,
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/// Cursor is located on the Cancel button
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Cancel,
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}
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/// Shows a little window with options for user to select.
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///
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/// Instantiate with Selector::new(). Set single_only to true if user should only choose one of the
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/// options. After passing input events to this component, check Selector::is_done to see if the
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/// user has finalised their choices. Collect the choices by consuming the Selector with
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/// Selector::collect()
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pub struct Selector<T: 'static + PartialEq + Debug + Clone + Sync + Send, F: 'static + Sync + Send>
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{
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/// allow only one selection
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single_only: bool,
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entries: Vec<(T, bool)>,
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entry_titles: Vec<String>,
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pub content: CellBuffer,
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theme_default: ThemeAttribute,
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cursor: SelectorCursor,
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vertical_alignment: Alignment,
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horizontal_alignment: Alignment,
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title: String,
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/// If true, user has finished their selection
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done: bool,
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done_fn: F,
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dirty: bool,
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id: ComponentId,
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}
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pub type UIConfirmationDialog = Selector<
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bool,
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Option<Box<dyn FnOnce(ComponentId, bool) -> Option<UIEvent> + 'static + Sync + Send>>,
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>;
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pub type UIDialog<T> = Selector<
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T,
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Option<Box<dyn FnOnce(ComponentId, &[T]) -> Option<UIEvent> + 'static + Sync + Send>>,
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>;
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impl<T: 'static + PartialEq + Debug + Clone + Sync + Send, F: 'static + Sync + Send> fmt::Debug
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for Selector<T, F>
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{
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fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
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Display::fmt("Selector", f)
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}
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}
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impl<T: 'static + PartialEq + Debug + Clone + Sync + Send, F: 'static + Sync + Send> fmt::Display
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for Selector<T, F>
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{
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fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
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Display::fmt("Selector", f)
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}
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}
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impl<T: 'static + PartialEq + Debug + Clone + Sync + Send, F: 'static + Sync + Send> PartialEq
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for Selector<T, F>
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{
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fn eq(&self, other: &Selector<T, F>) -> bool {
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self.entries == other.entries
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}
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}
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impl<T: 'static + PartialEq + Debug + Clone + Sync + Send> Component for UIDialog<T> {
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fn draw(&mut self, grid: &mut CellBuffer, area: Area, context: &mut Context) {
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Selector::draw(self, grid, area, context);
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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 UIEvent::ConfigReload { old_settings: _ } = event {
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self.initialise(context);
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self.set_dirty(true);
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return false;
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}
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let (width, height) = self.content.size();
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let shortcuts = self.get_shortcuts(context);
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let mut highlighted_attrs = crate::conf::value(context, "widgets.options.highlighted");
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if !context.settings.terminal.use_color() {
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highlighted_attrs.attrs |= Attr::REVERSE;
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}
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match (event, self.cursor) {
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(UIEvent::Input(Key::Char('\n')), _) if self.single_only => {
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/* User can only select one entry, so Enter key finalises the selection */
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self.done = true;
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if let Some(event) = self.done() {
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context.replies.push_back(event);
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context.replies.push_back(UIEvent::ComponentKill(self.id));
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}
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return true;
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}
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(UIEvent::Input(Key::Char('\n')), SelectorCursor::Entry(c)) if !self.single_only => {
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/* User can select multiple entries, so Enter key toggles the entry under the
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* cursor */
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self.entries[c].1 = !self.entries[c].1;
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if self.entries[c].1 {
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write_string_to_grid(
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"x",
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&mut self.content,
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highlighted_attrs.fg,
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highlighted_attrs.bg,
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highlighted_attrs.attrs,
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((1, c), (width - 1, c)),
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None,
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);
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} else {
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write_string_to_grid(
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" ",
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&mut self.content,
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highlighted_attrs.fg,
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highlighted_attrs.bg,
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highlighted_attrs.attrs,
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((1, c), (width - 1, c)),
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None,
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);
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}
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self.dirty = true;
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return true;
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}
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(UIEvent::Input(Key::Char('\n')), SelectorCursor::Ok) if !self.single_only => {
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self.done = true;
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if let Some(event) = self.done() {
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context.replies.push_back(event);
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context.replies.push_back(UIEvent::ComponentKill(self.id));
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}
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return true;
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}
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(UIEvent::Input(Key::Esc), _) => {
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for e in self.entries.iter_mut() {
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e.1 = false;
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}
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self.done = true;
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if let Some(event) = self.done() {
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context.replies.push_back(event);
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context.replies.push_back(UIEvent::ComponentKill(self.id));
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}
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return true;
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}
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(UIEvent::Input(Key::Char('\n')), SelectorCursor::Cancel) if !self.single_only => {
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for e in self.entries.iter_mut() {
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e.1 = false;
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}
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self.done = true;
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if let Some(event) = self.done() {
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context.replies.push_back(event);
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context.replies.push_back(UIEvent::ComponentKill(self.id));
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}
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return true;
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}
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(UIEvent::Input(ref key), SelectorCursor::Unfocused)
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if shortcut!(key == shortcuts["general"]["scroll_down"]) =>
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{
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if self.single_only {
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for c in self.content.row_iter(0..(width - 1), 0) {
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self.content[c]
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.set_fg(highlighted_attrs.fg)
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.set_bg(highlighted_attrs.bg)
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.set_attrs(highlighted_attrs.attrs);
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}
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self.entries[0].1 = true;
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} else {
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for c in self.content.row_iter(0..3, 0) {
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self.content[c]
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.set_fg(highlighted_attrs.fg)
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.set_bg(highlighted_attrs.bg)
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.set_attrs(highlighted_attrs.attrs);
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}
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}
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self.cursor = SelectorCursor::Entry(0);
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self.dirty = true;
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return true;
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}
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(UIEvent::Input(ref key), SelectorCursor::Entry(c))
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if shortcut!(key == shortcuts["general"]["scroll_up"]) && c > 0 =>
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{
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if self.single_only {
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// Redraw selection
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for c in self.content.row_iter(0..(width - 1), c) {
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self.content[c]
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.set_fg(self.theme_default.fg)
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.set_bg(self.theme_default.bg)
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.set_attrs(self.theme_default.attrs);
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}
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for c in self.content.row_iter(0..(width - 1), c - 1) {
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self.content[c]
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.set_fg(highlighted_attrs.fg)
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.set_bg(highlighted_attrs.bg)
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.set_attrs(highlighted_attrs.attrs);
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}
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self.entries[c].1 = false;
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self.entries[c - 1].1 = true;
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} else {
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// Redraw cursor
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for c in self.content.row_iter(0..3, c) {
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self.content[c]
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.set_fg(self.theme_default.fg)
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.set_bg(self.theme_default.bg)
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.set_attrs(self.theme_default.attrs);
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}
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for c in self.content.row_iter(0..3, c - 1) {
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self.content[c]
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.set_fg(highlighted_attrs.fg)
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.set_bg(highlighted_attrs.bg)
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.set_attrs(highlighted_attrs.attrs);
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}
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}
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self.cursor = SelectorCursor::Entry(c - 1);
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self.dirty = true;
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return true;
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}
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(UIEvent::Input(ref key), SelectorCursor::Ok)
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| (UIEvent::Input(ref key), SelectorCursor::Cancel)
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if shortcut!(key == shortcuts["general"]["scroll_up"]) =>
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{
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for c in self
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.content
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.row_iter(((width - OK_CANCEL.len()) / 2)..(width - 1), height - 1)
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{
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self.content[c]
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.set_fg(self.theme_default.fg)
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.set_bg(self.theme_default.bg)
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.set_attrs(self.theme_default.attrs);
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}
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let c = self.entries.len().saturating_sub(1);
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self.cursor = SelectorCursor::Entry(c);
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for c in self.content.row_iter(0..3, c) {
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self.content[c]
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.set_fg(highlighted_attrs.fg)
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.set_bg(highlighted_attrs.bg)
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.set_attrs(highlighted_attrs.attrs);
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}
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self.dirty = true;
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return true;
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}
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(UIEvent::Input(ref key), SelectorCursor::Entry(c))
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if c < self.entries.len().saturating_sub(1)
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&& shortcut!(key == shortcuts["general"]["scroll_down"]) =>
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{
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if self.single_only {
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// Redraw selection
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for c in self.content.row_iter(0..(width - 1), c) {
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self.content[c]
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.set_fg(self.theme_default.fg)
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.set_bg(self.theme_default.bg)
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.set_attrs(self.theme_default.attrs);
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}
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for c in self.content.row_iter(0..(width - 1), c + 1) {
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self.content[c]
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.set_fg(highlighted_attrs.fg)
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.set_bg(highlighted_attrs.bg)
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.set_attrs(highlighted_attrs.attrs);
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}
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self.entries[c].1 = false;
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self.entries[c + 1].1 = true;
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} else {
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// Redraw cursor
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for c in self.content.row_iter(0..3, c) {
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self.content[c]
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.set_fg(self.theme_default.fg)
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.set_bg(self.theme_default.bg)
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.set_attrs(self.theme_default.attrs);
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}
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for c in self.content.row_iter(0..3, c + 1) {
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self.content[c]
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.set_fg(highlighted_attrs.fg)
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.set_bg(highlighted_attrs.bg)
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.set_attrs(highlighted_attrs.attrs);
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}
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}
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self.cursor = SelectorCursor::Entry(c + 1);
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self.dirty = true;
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return true;
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}
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(UIEvent::Input(ref key), SelectorCursor::Entry(c))
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if !self.single_only && shortcut!(key == shortcuts["general"]["scroll_down"]) =>
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{
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self.cursor = SelectorCursor::Ok;
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for c in self.content.row_iter(0..3, c) {
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self.content[c]
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.set_fg(self.theme_default.fg)
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.set_bg(self.theme_default.bg)
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.set_attrs(self.theme_default.attrs);
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}
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for c in self.content.row_iter(
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((width - OK_CANCEL.len()) / 2 + OK_OFFSET)
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..((width - OK_CANCEL.len()) / 2 + OK_OFFSET + OK_LENGTH),
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height - 1,
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) {
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self.content[c]
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.set_fg(highlighted_attrs.fg)
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.set_bg(highlighted_attrs.bg)
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.set_attrs(highlighted_attrs.attrs);
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}
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self.dirty = true;
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return true;
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}
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(UIEvent::Input(ref key), SelectorCursor::Ok)
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if shortcut!(key == shortcuts["general"]["scroll_right"]) =>
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{
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self.cursor = SelectorCursor::Cancel;
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for c in self.content.row_iter(
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((width - OK_CANCEL.len()) / 2 + OK_OFFSET)
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..((width - OK_CANCEL.len()) / 2 + OK_OFFSET + OK_LENGTH),
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height - 1,
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) {
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self.content[c]
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.set_fg(self.theme_default.fg)
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.set_bg(self.theme_default.bg)
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.set_attrs(self.theme_default.attrs);
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}
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for c in self.content.row_iter(
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((width - OK_CANCEL.len()) / 2 + CANCEL_OFFSET)
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..((width - OK_CANCEL.len()) / 2 + CANCEL_OFFSET + CANCEL_LENGTH),
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height - 1,
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) {
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self.content[c]
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.set_fg(highlighted_attrs.fg)
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.set_bg(highlighted_attrs.bg)
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|
|
.set_attrs(highlighted_attrs.attrs);
|
|
|
|
}
|
|
|
|
self.dirty = true;
|
|
|
|
return true;
|
|
|
|
}
|
|
|
|
(UIEvent::Input(ref key), SelectorCursor::Cancel)
|
|
|
|
if shortcut!(key == shortcuts["general"]["scroll_left"]) =>
|
|
|
|
{
|
|
|
|
self.cursor = SelectorCursor::Ok;
|
|
|
|
for c in self.content.row_iter(
|
|
|
|
((width - OK_CANCEL.len()) / 2 + OK_OFFSET)
|
|
|
|
..((width - OK_CANCEL.len()) / 2 + OK_OFFSET + OK_LENGTH),
|
|
|
|
height - 1,
|
|
|
|
) {
|
|
|
|
self.content[c]
|
|
|
|
.set_fg(highlighted_attrs.fg)
|
|
|
|
.set_bg(highlighted_attrs.bg)
|
|
|
|
.set_attrs(highlighted_attrs.attrs);
|
|
|
|
}
|
|
|
|
change_colors(
|
|
|
|
&mut self.content,
|
|
|
|
(
|
|
|
|
((width - OK_CANCEL.len()) / 2 + CANCEL_OFFSET, height - 1),
|
|
|
|
(
|
|
|
|
(width - OK_CANCEL.len()) / 2 + CANCEL_OFFSET + CANCEL_LENGTH,
|
|
|
|
height - 1,
|
|
|
|
),
|
|
|
|
),
|
|
|
|
self.theme_default.fg,
|
|
|
|
self.theme_default.bg,
|
|
|
|
);
|
|
|
|
self.dirty = true;
|
|
|
|
return true;
|
|
|
|
}
|
|
|
|
(UIEvent::Input(ref key), _)
|
|
|
|
if shortcut!(key == shortcuts["general"]["scroll_left"])
|
|
|
|
|| shortcut!(key == shortcuts["general"]["scroll_right"])
|
|
|
|
|| shortcut!(key == shortcuts["general"]["scroll_up"])
|
|
|
|
|| shortcut!(key == shortcuts["general"]["scroll_down"]) =>
|
|
|
|
{
|
|
|
|
return true
|
|
|
|
}
|
|
|
|
_ => {}
|
|
|
|
}
|
|
|
|
|
|
|
|
false
|
|
|
|
}
|
|
|
|
|
|
|
|
fn get_shortcuts(&self, context: &Context) -> ShortcutMaps {
|
|
|
|
let mut map = ShortcutMaps::default();
|
|
|
|
map.insert("general", context.settings.shortcuts.general.key_values());
|
|
|
|
map
|
|
|
|
}
|
|
|
|
|
|
|
|
fn is_dirty(&self) -> bool {
|
|
|
|
self.dirty
|
|
|
|
}
|
|
|
|
|
|
|
|
fn set_dirty(&mut self, value: bool) {
|
|
|
|
self.dirty = value;
|
|
|
|
}
|
|
|
|
|
|
|
|
fn id(&self) -> ComponentId {
|
|
|
|
self.id
|
|
|
|
}
|
|
|
|
fn set_id(&mut self, id: ComponentId) {
|
|
|
|
self.id = id;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
impl Component for UIConfirmationDialog {
|
|
|
|
fn draw(&mut self, grid: &mut CellBuffer, area: Area, context: &mut Context) {
|
|
|
|
Selector::draw(self, grid, area, context);
|
|
|
|
}
|
|
|
|
|
|
|
|
fn process_event(&mut self, event: &mut UIEvent, context: &mut Context) -> bool {
|
|
|
|
if let UIEvent::ConfigReload { old_settings: _ } = event {
|
|
|
|
self.initialise(context);
|
|
|
|
self.set_dirty(true);
|
|
|
|
return false;
|
|
|
|
}
|
|
|
|
|
|
|
|
let (width, height) = self.content.size();
|
|
|
|
let shortcuts = self.get_shortcuts(context);
|
|
|
|
let mut highlighted_attrs = crate::conf::value(context, "widgets.options.highlighted");
|
|
|
|
if !context.settings.terminal.use_color() {
|
|
|
|
highlighted_attrs.attrs |= Attr::REVERSE;
|
|
|
|
}
|
|
|
|
match (event, self.cursor) {
|
|
|
|
(UIEvent::Input(Key::Char('\n')), _) if self.single_only => {
|
|
|
|
/* User can only select one entry, so Enter key finalises the selection */
|
|
|
|
self.done = true;
|
|
|
|
if let Some(event) = self.done() {
|
|
|
|
context.replies.push_back(event);
|
|
|
|
context.replies.push_back(UIEvent::ComponentKill(self.id));
|
|
|
|
}
|
|
|
|
return true;
|
|
|
|
}
|
|
|
|
(UIEvent::Input(Key::Char('\n')), SelectorCursor::Entry(c)) if !self.single_only => {
|
|
|
|
/* User can select multiple entries, so Enter key toggles the entry under the
|
|
|
|
* cursor */
|
|
|
|
self.entries[c].1 = !self.entries[c].1;
|
|
|
|
if self.entries[c].1 {
|
|
|
|
write_string_to_grid(
|
|
|
|
"x",
|
|
|
|
&mut self.content,
|
|
|
|
highlighted_attrs.fg,
|
|
|
|
highlighted_attrs.bg,
|
|
|
|
highlighted_attrs.attrs,
|
|
|
|
((1, c), (width - 1, c)),
|
|
|
|
None,
|
|
|
|
);
|
|
|
|
} else {
|
|
|
|
write_string_to_grid(
|
|
|
|
" ",
|
|
|
|
&mut self.content,
|
|
|
|
highlighted_attrs.fg,
|
|
|
|
highlighted_attrs.bg,
|
|
|
|
highlighted_attrs.attrs,
|
|
|
|
((1, c), (width - 1, c)),
|
|
|
|
None,
|
|
|
|
);
|
|
|
|
}
|
|
|
|
self.dirty = true;
|
|
|
|
return true;
|
|
|
|
}
|
|
|
|
(UIEvent::Input(Key::Char('\n')), SelectorCursor::Ok) if !self.single_only => {
|
|
|
|
self.done = true;
|
|
|
|
if let Some(event) = self.done() {
|
|
|
|
context.replies.push_back(event);
|
|
|
|
context.replies.push_back(UIEvent::ComponentKill(self.id));
|
|
|
|
}
|
|
|
|
return true;
|
|
|
|
}
|
|
|
|
(UIEvent::Input(Key::Esc), _) => {
|
|
|
|
for e in self.entries.iter_mut() {
|
|
|
|
e.1 = false;
|
|
|
|
}
|
|
|
|
self.done = true;
|
|
|
|
if let Some(event) = self.done() {
|
|
|
|
context.replies.push_back(event);
|
|
|
|
context.replies.push_back(UIEvent::ComponentKill(self.id));
|
|
|
|
}
|
|
|
|
return true;
|
|
|
|
}
|
|
|
|
(UIEvent::Input(Key::Char('\n')), SelectorCursor::Cancel) if !self.single_only => {
|
|
|
|
for e in self.entries.iter_mut() {
|
|
|
|
e.1 = false;
|
|
|
|
}
|
|
|
|
self.done = true;
|
|
|
|
if let Some(event) = self.done() {
|
|
|
|
context.replies.push_back(event);
|
|
|
|
context.replies.push_back(UIEvent::ComponentKill(self.id));
|
|
|
|
}
|
|
|
|
return true;
|
|
|
|
}
|
|
|
|
(UIEvent::Input(ref key), SelectorCursor::Entry(c))
|
|
|
|
if shortcut!(key == shortcuts["general"]["scroll_up"]) && c > 0 =>
|
|
|
|
{
|
|
|
|
if self.single_only {
|
|
|
|
// Redraw selection
|
|
|
|
for c in self.content.row_iter(0..(width - 1), c) {
|
|
|
|
self.content[c]
|
|
|
|
.set_fg(self.theme_default.fg)
|
|
|
|
.set_bg(self.theme_default.bg)
|
|
|
|
.set_attrs(self.theme_default.attrs);
|
|
|
|
}
|
|
|
|
for c in self.content.row_iter(0..(width - 1), c - 1) {
|
|
|
|
self.content[c]
|
|
|
|
.set_fg(highlighted_attrs.fg)
|
|
|
|
.set_bg(highlighted_attrs.bg)
|
|
|
|
.set_attrs(highlighted_attrs.attrs);
|
|
|
|
}
|
|
|
|
self.entries[c].1 = false;
|
|
|
|
self.entries[c - 1].1 = true;
|
|
|
|
} else {
|
|
|
|
// Redraw cursor
|
|
|
|
for c in self.content.row_iter(0..3, c) {
|
|
|
|
self.content[c]
|
|
|
|
.set_fg(self.theme_default.fg)
|
|
|
|
.set_bg(self.theme_default.bg)
|
|
|
|
.set_attrs(self.theme_default.attrs);
|
|
|
|
}
|
|
|
|
for c in self.content.row_iter(0..3, c - 1) {
|
|
|
|
self.content[c]
|
|
|
|
.set_fg(highlighted_attrs.fg)
|
|
|
|
.set_bg(highlighted_attrs.bg)
|
|
|
|
.set_attrs(highlighted_attrs.attrs);
|
|
|
|
}
|
|
|
|
}
|
|
|
|
self.cursor = SelectorCursor::Entry(c - 1);
|
|
|
|
self.dirty = true;
|
|
|
|
return true;
|
|
|
|
}
|
|
|
|
(UIEvent::Input(ref key), SelectorCursor::Ok)
|
|
|
|
| (UIEvent::Input(ref key), SelectorCursor::Cancel)
|
|
|
|
if shortcut!(key == shortcuts["general"]["scroll_up"]) =>
|
|
|
|
{
|
|
|
|
for c in self
|
|
|
|
.content
|
|
|
|
.row_iter(((width - OK_CANCEL.len()) / 2)..(width - 1), height - 1)
|
|
|
|
{
|
|
|
|
self.content[c]
|
|
|
|
.set_fg(self.theme_default.fg)
|
|
|
|
.set_bg(self.theme_default.bg)
|
|
|
|
.set_attrs(self.theme_default.attrs);
|
|
|
|
}
|
|
|
|
let c = self.entries.len().saturating_sub(1);
|
|
|
|
self.cursor = SelectorCursor::Entry(c);
|
|
|
|
for c in self.content.row_iter(0..3, c) {
|
|
|
|
self.content[c]
|
|
|
|
.set_fg(highlighted_attrs.fg)
|
|
|
|
.set_bg(highlighted_attrs.bg)
|
|
|
|
.set_attrs(highlighted_attrs.attrs);
|
|
|
|
}
|
|
|
|
self.dirty = true;
|
|
|
|
return true;
|
|
|
|
}
|
|
|
|
(UIEvent::Input(ref key), SelectorCursor::Unfocused)
|
|
|
|
if shortcut!(key == shortcuts["general"]["scroll_down"]) =>
|
|
|
|
{
|
|
|
|
if self.single_only {
|
|
|
|
for c in self.content.row_iter(0..(width - 1), 0) {
|
|
|
|
self.content[c]
|
|
|
|
.set_fg(highlighted_attrs.fg)
|
|
|
|
.set_bg(highlighted_attrs.bg)
|
|
|
|
.set_attrs(highlighted_attrs.attrs);
|
|
|
|
}
|
|
|
|
self.entries[0].1 = true;
|
|
|
|
} else {
|
|
|
|
for c in self.content.row_iter(0..3, 0) {
|
|
|
|
self.content[c]
|
|
|
|
.set_fg(highlighted_attrs.fg)
|
|
|
|
.set_bg(highlighted_attrs.bg)
|
|
|
|
.set_attrs(highlighted_attrs.attrs);
|
|
|
|
}
|
|
|
|
}
|
|
|
|
self.cursor = SelectorCursor::Entry(0);
|
|
|
|
self.dirty = true;
|
|
|
|
return true;
|
|
|
|
}
|
|
|
|
(UIEvent::Input(ref key), SelectorCursor::Entry(c))
|
|
|
|
if c < self.entries.len().saturating_sub(1)
|
|
|
|
&& shortcut!(key == shortcuts["general"]["scroll_down"]) =>
|
|
|
|
{
|
|
|
|
if self.single_only {
|
|
|
|
// Redraw selection
|
|
|
|
for c in self.content.row_iter(0..(width - 1), c) {
|
|
|
|
self.content[c]
|
|
|
|
.set_fg(self.theme_default.fg)
|
|
|
|
.set_bg(self.theme_default.bg)
|
|
|
|
.set_attrs(self.theme_default.attrs);
|
|
|
|
}
|
|
|
|
for c in self.content.row_iter(0..(width - 1), c + 1) {
|
|
|
|
self.content[c]
|
|
|
|
.set_fg(highlighted_attrs.fg)
|
|
|
|
.set_bg(highlighted_attrs.bg)
|
|
|
|
.set_attrs(highlighted_attrs.attrs);
|
|
|
|
}
|
|
|
|
self.entries[c].1 = false;
|
|
|
|
self.entries[c + 1].1 = true;
|
|
|
|
} else {
|
|
|
|
// Redraw cursor
|
|
|
|
for c in self.content.row_iter(0..3, c) {
|
|
|
|
self.content[c]
|
|
|
|
.set_fg(self.theme_default.fg)
|
|
|
|
.set_bg(self.theme_default.bg)
|
|
|
|
.set_attrs(self.theme_default.attrs);
|
|
|
|
}
|
|
|
|
for c in self.content.row_iter(0..3, c + 1) {
|
|
|
|
self.content[c]
|
|
|
|
.set_fg(highlighted_attrs.fg)
|
|
|
|
.set_bg(highlighted_attrs.bg)
|
|
|
|
.set_attrs(highlighted_attrs.attrs);
|
|
|
|
}
|
|
|
|
}
|
|
|
|
self.cursor = SelectorCursor::Entry(c + 1);
|
|
|
|
self.dirty = true;
|
|
|
|
return true;
|
|
|
|
}
|
|
|
|
(UIEvent::Input(ref key), SelectorCursor::Entry(c))
|
|
|
|
if !self.single_only && shortcut!(key == shortcuts["general"]["scroll_down"]) =>
|
|
|
|
{
|
|
|
|
self.cursor = SelectorCursor::Ok;
|
|
|
|
for c in self.content.row_iter(0..3, c) {
|
|
|
|
self.content[c]
|
|
|
|
.set_fg(self.theme_default.fg)
|
|
|
|
.set_bg(self.theme_default.bg)
|
|
|
|
.set_attrs(self.theme_default.attrs);
|
|
|
|
}
|
|
|
|
for c in self.content.row_iter(
|
|
|
|
((width - OK_CANCEL.len()) / 2 + OK_OFFSET)
|
|
|
|
..((width - OK_CANCEL.len()) / 2 + OK_OFFSET + OK_LENGTH),
|
|
|
|
height - 1,
|
|
|
|
) {
|
|
|
|
self.content[c]
|
|
|
|
.set_fg(highlighted_attrs.fg)
|
|
|
|
.set_bg(highlighted_attrs.bg)
|
|
|
|
.set_attrs(highlighted_attrs.attrs);
|
|
|
|
}
|
|
|
|
self.dirty = true;
|
|
|
|
return true;
|
|
|
|
}
|
|
|
|
(UIEvent::Input(ref key), SelectorCursor::Ok)
|
|
|
|
if shortcut!(key == shortcuts["general"]["scroll_right"]) =>
|
|
|
|
{
|
|
|
|
self.cursor = SelectorCursor::Cancel;
|
|
|
|
for c in self.content.row_iter(
|
|
|
|
((width - OK_CANCEL.len()) / 2 + OK_OFFSET)
|
|
|
|
..((width - OK_CANCEL.len()) / 2 + OK_OFFSET + OK_LENGTH),
|
|
|
|
height - 1,
|
|
|
|
) {
|
|
|
|
self.content[c]
|
|
|
|
.set_fg(self.theme_default.fg)
|
|
|
|
.set_bg(self.theme_default.bg)
|
|
|
|
.set_attrs(self.theme_default.attrs);
|
|
|
|
}
|
|
|
|
for c in self.content.row_iter(
|
|
|
|
((width - OK_CANCEL.len()) / 2 + CANCEL_OFFSET)
|
|
|
|
..((width - OK_CANCEL.len()) / 2 + CANCEL_OFFSET + CANCEL_LENGTH),
|
|
|
|
height - 1,
|
|
|
|
) {
|
|
|
|
self.content[c]
|
|
|
|
.set_fg(highlighted_attrs.fg)
|
|
|
|
.set_bg(highlighted_attrs.bg)
|
|
|
|
.set_attrs(highlighted_attrs.attrs);
|
|
|
|
}
|
|
|
|
self.dirty = true;
|
|
|
|
return true;
|
|
|
|
}
|
|
|
|
(UIEvent::Input(ref key), SelectorCursor::Cancel)
|
|
|
|
if shortcut!(key == shortcuts["general"]["scroll_left"]) =>
|
|
|
|
{
|
|
|
|
self.cursor = SelectorCursor::Ok;
|
|
|
|
for c in self.content.row_iter(
|
|
|
|
((width - OK_CANCEL.len()) / 2 + OK_OFFSET)
|
|
|
|
..((width - OK_CANCEL.len()) / 2 + OK_OFFSET + OK_LENGTH),
|
|
|
|
height - 1,
|
|
|
|
) {
|
|
|
|
self.content[c]
|
|
|
|
.set_fg(highlighted_attrs.fg)
|
|
|
|
.set_bg(highlighted_attrs.bg)
|
|
|
|
.set_attrs(highlighted_attrs.attrs);
|
|
|
|
}
|
|
|
|
change_colors(
|
|
|
|
&mut self.content,
|
|
|
|
(
|
|
|
|
((width - OK_CANCEL.len()) / 2 + CANCEL_OFFSET, height - 1),
|
|
|
|
(
|
|
|
|
(width - OK_CANCEL.len()) / 2 + CANCEL_OFFSET + CANCEL_LENGTH,
|
|
|
|
height - 1,
|
|
|
|
),
|
|
|
|
),
|
|
|
|
self.theme_default.fg,
|
|
|
|
self.theme_default.bg,
|
|
|
|
);
|
|
|
|
self.dirty = true;
|
|
|
|
return true;
|
|
|
|
}
|
|
|
|
(UIEvent::Input(ref key), _)
|
|
|
|
if shortcut!(key == shortcuts["general"]["scroll_left"])
|
|
|
|
|| shortcut!(key == shortcuts["general"]["scroll_right"])
|
|
|
|
|| shortcut!(key == shortcuts["general"]["scroll_up"])
|
|
|
|
|| shortcut!(key == shortcuts["general"]["scroll_down"]) =>
|
|
|
|
{
|
|
|
|
return true
|
|
|
|
}
|
|
|
|
_ => {}
|
|
|
|
}
|
|
|
|
|
|
|
|
false
|
|
|
|
}
|
|
|
|
|
|
|
|
fn get_shortcuts(&self, context: &Context) -> ShortcutMaps {
|
|
|
|
let mut map = ShortcutMaps::default();
|
|
|
|
map.insert("general", context.settings.shortcuts.general.key_values());
|
|
|
|
map
|
|
|
|
}
|
|
|
|
|
|
|
|
fn is_dirty(&self) -> bool {
|
|
|
|
self.dirty
|
|
|
|
}
|
|
|
|
|
|
|
|
fn set_dirty(&mut self, value: bool) {
|
|
|
|
self.dirty = value;
|
|
|
|
}
|
|
|
|
|
|
|
|
fn id(&self) -> ComponentId {
|
|
|
|
self.id
|
|
|
|
}
|
|
|
|
|
|
|
|
fn set_id(&mut self, id: ComponentId) {
|
|
|
|
self.id = id;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
impl<T: PartialEq + Debug + Clone + Sync + Send, F: 'static + Sync + Send> Selector<T, F> {
|
|
|
|
pub fn new(
|
|
|
|
title: &str,
|
|
|
|
mut entries: Vec<(T, String)>,
|
|
|
|
single_only: bool,
|
|
|
|
done_fn: F,
|
|
|
|
context: &Context,
|
|
|
|
) -> Selector<T, F> {
|
|
|
|
let entry_titles = entries
|
|
|
|
.iter_mut()
|
|
|
|
.map(|(_id, ref mut title)| std::mem::take(title))
|
|
|
|
.collect::<Vec<String>>();
|
|
|
|
let mut identifiers: Vec<(T, bool)> =
|
|
|
|
entries.into_iter().map(|(id, _)| (id, false)).collect();
|
|
|
|
if single_only {
|
|
|
|
/* set default option */
|
|
|
|
identifiers[0].1 = true;
|
|
|
|
}
|
|
|
|
|
|
|
|
let mut ret = Selector {
|
|
|
|
single_only,
|
|
|
|
entries: identifiers,
|
|
|
|
entry_titles,
|
|
|
|
content: Default::default(),
|
|
|
|
cursor: SelectorCursor::Unfocused,
|
|
|
|
vertical_alignment: Alignment::Center,
|
|
|
|
horizontal_alignment: Alignment::Center,
|
|
|
|
title: title.to_string(),
|
|
|
|
done: false,
|
|
|
|
done_fn,
|
|
|
|
dirty: true,
|
|
|
|
theme_default: Default::default(),
|
|
|
|
id: ComponentId::new_v4(),
|
|
|
|
};
|
|
|
|
ret.initialise(context);
|
|
|
|
ret
|
|
|
|
}
|
|
|
|
|
|
|
|
fn initialise(&mut self, context: &Context) {
|
|
|
|
self.theme_default = crate::conf::value(context, "theme_default");
|
|
|
|
let width = std::cmp::max(
|
|
|
|
OK_CANCEL.len(),
|
|
|
|
std::cmp::max(
|
|
|
|
self.entry_titles
|
|
|
|
.iter()
|
|
|
|
.max_by_key(|e| e.len())
|
|
|
|
.map(|v| v.len())
|
|
|
|
.unwrap_or(0),
|
|
|
|
self.title.len(),
|
|
|
|
),
|
|
|
|
) + 5;
|
|
|
|
let height = self.entries.len()
|
|
|
|
+ if self.single_only {
|
|
|
|
0
|
|
|
|
} else {
|
|
|
|
/* Extra room for buttons Okay/Cancel */
|
|
|
|
2
|
|
|
|
};
|
|
|
|
let mut content = CellBuffer::new_with_context(width, height, None, context);
|
|
|
|
if self.single_only {
|
|
|
|
for (i, e) in self.entry_titles.iter().enumerate() {
|
|
|
|
write_string_to_grid(
|
|
|
|
e,
|
|
|
|
&mut content,
|
|
|
|
self.theme_default.fg,
|
|
|
|
self.theme_default.bg,
|
|
|
|
self.theme_default.attrs,
|
|
|
|
((0, i), (width - 1, i)),
|
|
|
|
None,
|
|
|
|
);
|
|
|
|
}
|
|
|
|
} else {
|
|
|
|
for (i, e) in self.entry_titles.iter().enumerate() {
|
|
|
|
write_string_to_grid(
|
|
|
|
&format!("[ ] {}", e),
|
|
|
|
&mut content,
|
|
|
|
self.theme_default.fg,
|
|
|
|
self.theme_default.bg,
|
|
|
|
self.theme_default.attrs,
|
|
|
|
((0, i), (width - 1, i)),
|
|
|
|
None,
|
|
|
|
);
|
|
|
|
}
|
|
|
|
write_string_to_grid(
|
|
|
|
OK_CANCEL,
|
|
|
|
&mut content,
|
|
|
|
self.theme_default.fg,
|
|
|
|
self.theme_default.bg,
|
|
|
|
self.theme_default.attrs | Attr::BOLD,
|
|
|
|
(
|
|
|
|
((width - OK_CANCEL.len()) / 2, height - 1),
|
|
|
|
(width - 1, height - 1),
|
|
|
|
),
|
|
|
|
None,
|
|
|
|
);
|
|
|
|
}
|
|
|
|
self.content = content;
|
|
|
|
}
|
|
|
|
|
|
|
|
pub fn is_done(&self) -> bool {
|
|
|
|
self.done
|
|
|
|
}
|
|
|
|
|
|
|
|
pub fn collect(self) -> Vec<T> {
|
|
|
|
self.entries
|
|
|
|
.into_iter()
|
|
|
|
.filter(|v| v.1)
|
|
|
|
.map(|(id, _)| id)
|
|
|
|
.collect()
|
|
|
|
}
|
|
|
|
|
|
|
|
fn draw(&mut self, grid: &mut CellBuffer, area: Area, context: &mut Context) {
|
|
|
|
let shortcuts = context.settings.shortcuts.general.key_values();
|
|
|
|
let navigate_help_string = format!(
|
|
|
|
"Navigate options with {} to go down, {} to go up, select with {}",
|
|
|
|
shortcuts["scroll_down"],
|
|
|
|
shortcuts["scroll_up"],
|
|
|
|
Key::Char('\n')
|
|
|
|
);
|
|
|
|
let width = std::cmp::max(
|
|
|
|
self.content.size().0 + 1,
|
|
|
|
std::cmp::max(self.title.len(), navigate_help_string.len()) + 3,
|
|
|
|
) + 3;
|
|
|
|
let height = self.content.size().1 + {
|
|
|
|
/* padding */
|
|
|
|
3
|
|
|
|
};
|
|
|
|
let dialog_area = align_area(
|
|
|
|
area,
|
|
|
|
(width, height),
|
|
|
|
self.vertical_alignment,
|
|
|
|
self.horizontal_alignment,
|
|
|
|
);
|
|
|
|
clear_area(grid, dialog_area, self.theme_default);
|
|
|
|
let inner_area = create_box(grid, dialog_area);
|
|
|
|
write_string_to_grid(
|
|
|
|
&self.title,
|
|
|
|
grid,
|
|
|
|
self.theme_default.fg,
|
|
|
|
self.theme_default.bg,
|
|
|
|
self.theme_default.attrs | Attr::BOLD,
|
|
|
|
(
|
|
|
|
pos_inc(upper_left!(dialog_area), (2, 0)),
|
|
|
|
bottom_right!(dialog_area),
|
|
|
|
),
|
|
|
|
None,
|
|
|
|
);
|
|
|
|
write_string_to_grid(
|
|
|
|
&navigate_help_string,
|
|
|
|
grid,
|
|
|
|
self.theme_default.fg,
|
|
|
|
self.theme_default.bg,
|
|
|
|
self.theme_default.attrs | Attr::ITALICS,
|
|
|
|
(
|
|
|
|
pos_inc(upper_left!(dialog_area), (2, height)),
|
|
|
|
bottom_right!(dialog_area),
|
|
|
|
),
|
|
|
|
None,
|
|
|
|
);
|
|
|
|
let inner_area = (
|
|
|
|
pos_inc(upper_left!(inner_area), (1, 1)),
|
|
|
|
bottom_right!(inner_area),
|
|
|
|
);
|
|
|
|
let (width, height) = self.content.size();
|
|
|
|
copy_area(
|
|
|
|
grid,
|
|
|
|
&self.content,
|
|
|
|
inner_area,
|
|
|
|
((0, 0), (width - 1, height - 1)),
|
|
|
|
);
|
|
|
|
context.dirty_areas.push_back(dialog_area);
|
|
|
|
self.dirty = false;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
impl<T: 'static + PartialEq + Debug + Clone + Sync + Send> UIDialog<T> {
|
|
|
|
fn done(&mut self) -> Option<UIEvent> {
|
|
|
|
let Self {
|
|
|
|
ref mut done_fn,
|
|
|
|
ref mut entries,
|
|
|
|
ref id,
|
|
|
|
..
|
|
|
|
} = self;
|
|
|
|
done_fn.take().and_then(|done_fn| {
|
|
|
|
debug!(done_fn(
|
|
|
|
*id,
|
|
|
|
entries
|
|
|
|
.iter()
|
|
|
|
.filter(|v| v.1)
|
|
|
|
.map(|(id, _)| id)
|
|
|
|
.cloned()
|
|
|
|
.collect::<Vec<_>>()
|
|
|
|
.as_slice(),
|
|
|
|
))
|
|
|
|
})
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
impl UIConfirmationDialog {
|
|
|
|
fn done(&mut self) -> Option<UIEvent> {
|
|
|
|
let Self {
|
|
|
|
ref mut done_fn,
|
|
|
|
ref mut entries,
|
|
|
|
ref id,
|
|
|
|
..
|
|
|
|
} = self;
|
|
|
|
done_fn.take().and_then(|done_fn| {
|
|
|
|
done_fn(
|
|
|
|
*id,
|
|
|
|
entries
|
|
|
|
.iter()
|
|
|
|
.filter(|v| v.1)
|
|
|
|
.map(|(id, _)| id)
|
|
|
|
.cloned()
|
|
|
|
.any(core::convert::identity),
|
|
|
|
)
|
|
|
|
})
|
|
|
|
}
|
|
|
|
}
|