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file_browser.rs
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file_browser.rs
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use termion::event::Key;
use parking_lot::{Mutex, RwLock};
use pathbuftools::PathBufTools;
use osstrtools::OsStrTools;
use async_value::Stale;
use std::io::Write;
use std::sync::Arc;
use std::path::PathBuf;
use std::ffi::OsString;
use std::os::unix::ffi::OsStringExt;
use std::collections::HashSet;
use crate::files::{File, Files};
use crate::fscache::FsCache;
use crate::listview::{ListView, FileSource};
use crate::hbox::HBox;
use crate::widget::Widget;
use crate::tabview::{TabView, Tabbable};
use crate::preview::{Previewer, AsyncWidget};
use crate::textview::TextView;
use crate::fail::{HResult, HError, ErrorLog};
use crate::widget::{Events, WidgetCore};
use crate::proclist::ProcView;
use crate::bookmarks::BMPopup;
use crate::term;
use crate::term::ScreenExt;
use crate::foldview::LogView;
use crate::coordinates::Coordinates;
use crate::dirty::Dirtyable;
use crate::stats::{FsStat, FsExt};
#[derive(PartialEq)]
pub enum FileBrowserWidgets {
FileList(AsyncWidget<ListView<Files>>),
Previewer(Previewer),
Blank(AsyncWidget<TextView>),
}
impl Widget for FileBrowserWidgets {
fn get_core(&self) -> HResult<&WidgetCore> {
match self {
FileBrowserWidgets::FileList(widget) => widget.get_core(),
FileBrowserWidgets::Previewer(widget) => widget.get_core(),
FileBrowserWidgets::Blank(widget) => widget.get_core(),
}
}
fn get_core_mut(&mut self) -> HResult<&mut WidgetCore> {
match self {
FileBrowserWidgets::FileList(widget) => widget.get_core_mut(),
FileBrowserWidgets::Previewer(widget) => widget.get_core_mut(),
FileBrowserWidgets::Blank(widget) => widget.get_core_mut(),
}
}
fn set_coordinates(&mut self, coordinates: &Coordinates) -> HResult<()> {
match self {
FileBrowserWidgets::FileList(widget) => widget.set_coordinates(coordinates),
FileBrowserWidgets::Previewer(widget) => widget.set_coordinates(coordinates),
FileBrowserWidgets::Blank(widget) => widget.set_coordinates(coordinates),
}
}
fn refresh(&mut self) -> HResult<()> {
match self {
FileBrowserWidgets::FileList(widget) => widget.refresh(),
FileBrowserWidgets::Previewer(widget) => widget.refresh(),
FileBrowserWidgets::Blank(widget) => widget.refresh(),
}
}
fn get_drawlist(&self) -> HResult<String> {
match self {
FileBrowserWidgets::FileList(widget) => widget.get_drawlist(),
FileBrowserWidgets::Previewer(widget) => widget.get_drawlist(),
FileBrowserWidgets::Blank(widget) => widget.get_drawlist(),
}
}
fn on_key(&mut self, key: Key) -> HResult<()> {
match self {
FileBrowserWidgets::FileList(widget) => widget.on_key(key),
FileBrowserWidgets::Previewer(widget) => widget.on_key(key),
FileBrowserWidgets::Blank(widget) => widget.on_key(key)
}
}
}
pub struct FileBrowser {
pub columns: HBox<FileBrowserWidgets>,
pub cwd: File,
pub prev_cwd: Option<File>,
core: WidgetCore,
proc_view: Arc<Mutex<ProcView>>,
bookmarks: Arc<Mutex<BMPopup>>,
log_view: Arc<Mutex<LogView>>,
fs_cache: FsCache,
fs_stat: Arc<RwLock<FsStat>>
}
impl Tabbable for TabView<FileBrowser> {
type Tab = FileBrowser;
fn new_tab(&mut self) -> HResult<()> {
self.active_tab_mut().save_tab_settings().log();
let cur_tab = self.active_tab();
let settings = cur_tab.fs_cache.tab_settings.read()?.clone();
let cache = cur_tab.fs_cache.new_client(settings).ok();
let mut tab = FileBrowser::new(&self.active_tab_().core, cache)?;
let proc_view = cur_tab.proc_view.clone();
let bookmarks = cur_tab.bookmarks.clone();
let log_view = cur_tab.log_view.clone();
tab.proc_view = proc_view;
tab.bookmarks = bookmarks;
tab.log_view = log_view;
tab.fs_stat = cur_tab.fs_stat.clone();
self.push_widget(tab)?;
self.active = self.widgets.len() - 1;
Ok(())
}
fn close_tab(&mut self) -> HResult<()> {
self.close_tab_().log();
Ok(())
}
fn next_tab(&mut self) -> HResult<()> {
self.next_tab_();
Ok(())
}
fn prev_tab(&mut self) -> HResult<()> {
self.prev_tab_();
Ok(())
}
fn goto_tab(&mut self, index: usize) -> HResult<()> {
self.goto_tab_(index)
}
fn get_tab_names(&self) -> Vec<Option<String>> {
self.widgets.iter().map(|filebrowser| {
let path = filebrowser.cwd.path();
let last_dir = path.components().last().unwrap();
let dir_name = last_dir.as_os_str().to_string_lossy().to_string();
Some(dir_name)
}).collect()
}
fn active_tab(& self) -> &Self::Tab {
self.active_tab_()
}
fn active_tab_mut(&mut self) -> &mut Self::Tab {
self.active_tab_mut_()
}
fn on_tab_switch(&mut self) -> HResult<()> {
self.active_tab_mut().refresh()
}
fn on_key_sub(&mut self, key: Key) -> HResult<()> {
match self.active_tab_mut().on_key(key) {
// returned by specific tab when called with ExecCmd action
Err(HError::FileBrowserNeedTabFiles) => {
let tab_dirs = self.widgets.iter().map(|w| w.cwd.clone())
.collect::<Vec<_>>();
let selected_files = self
.widgets
.iter()
.map(|w| {
w.selected_files().unwrap_or(vec![])
}).collect();
self.widgets[self.active].exec_cmd(tab_dirs, selected_files)
}
result @ _ => result
}
}
fn on_refresh(&mut self) -> HResult<()> {
let open_dirs = self.widgets
.iter()
.fold(HashSet::new(), |mut dirs, tab| {
tab.left_dir().map(|dir| dirs.insert(dir.clone())).ok();
dirs.insert(tab.cwd.clone());
tab.preview_widget()
.map(|preview| preview.get_file().map(|file| {
if file.is_dir() {
dirs.insert(file.clone());
}
})).ok();
dirs
});
self.active_tab_mut_()
.fs_cache
.watch_only(open_dirs)
.log();
self.active_tab_mut_()
.fs_stat
.write()
.refresh()
.log();
Ok(())
}
fn on_config_loaded(&mut self) -> HResult<()> {
let show_hidden = self.core.config().show_hidden();
for tab in self.widgets.iter_mut() {
tab.left_async_widget_mut().map(|async_w| {
async_w.widget.on_ready(move |mut w, _| {
w.as_mut()
.map(|w| {
if w.content.show_hidden != show_hidden {
w.content.show_hidden = show_hidden;
w.content.recalculate_len();
w.refresh().log();
}
}).ok();
Ok(())
}).log();
}).log();
tab.main_async_widget_mut().map(|async_w| {
async_w.widget.on_ready(move |mut w, _| {
w.as_mut()
.map(|w| {
if w.content.show_hidden != show_hidden {
w.content.show_hidden = show_hidden;
w.content.recalculate_len();
w.refresh().log();
}
}).ok();
Ok(())
}).log()
}).log();
tab.preview_widget_mut().map(|w| w.config_loaded()).ok();
tab.columns.set_ratios(self.core.config().ratios);
}
Ok(())
}
}
impl FileBrowser {
pub fn new(core: &WidgetCore, cache: Option<FsCache>) -> HResult<FileBrowser> {
let fs_cache = cache.unwrap_or_else(|| FsCache::new(core.get_sender()));
let cwd = std::env::current_dir().unwrap();
let mut core_m = core.clone();
let mut core_l = core.clone();
let mut core_p = core.clone();
let mut columns = HBox::new(core);
columns.set_ratios(core.config().ratios);
let list_coords = columns.calculate_coordinates()?;
core_l.coordinates = list_coords[0].clone();
core_m.coordinates = list_coords[1].clone();
core_p.coordinates = list_coords[2].clone();
let main_path = cwd.ancestors()
.take(1)
.map(|path| {
std::path::PathBuf::from(path)
}).last()?;
let left_path = main_path.parent().map(|p| p.to_path_buf());
let cache = fs_cache.clone();
let main_widget = AsyncWidget::new(&core, move |stale| {
let dir = File::new_from_path(&main_path)?;
let source = FileSource::Path(dir);
ListView::builder(core_m, source)
.with_cache(cache)
.with_stale(stale.clone())
.build()
});
let cache = fs_cache.clone();
if let Some(left_path) = left_path {
let left_widget = AsyncWidget::new(&core_l.clone(), move |stale| {
let dir = File::new_from_path(&left_path)?;
let source = FileSource::Path(dir);
ListView::builder(core_l, source)
.with_cache(cache)
.with_stale(stale.clone())
.build()
});
let left_widget = FileBrowserWidgets::FileList(left_widget);
columns.push_widget(left_widget);
} else {
let mut left_widget = AsyncWidget::new(&core_l.clone(), move |_| {
let files = Files::default();
let source = FileSource::Files(files);
ListView::builder(core_l, source).build()
});
left_widget.widget.on_ready(move |_, stale| {
// To stop from drawing empty placeholder
stale.set_stale()?;
Ok(())
}).log();
let left_widget = FileBrowserWidgets::FileList(left_widget);
columns.push_widget(left_widget);
}
let previewer = Previewer::new(&core_p, fs_cache.clone());
columns.push_widget(FileBrowserWidgets::FileList(main_widget));
columns.push_widget(FileBrowserWidgets::Previewer(previewer));
columns.set_active(1).log();
columns.refresh().log();
let cwd = File::new_from_path(&cwd).unwrap();
let proc_view = ProcView::new(&core);
let bookmarks = BMPopup::new(&core);
let log_view = LogView::new(&core, vec![]);
let fs_stat = FsStat::new().unwrap();
Ok(FileBrowser { columns: columns,
cwd: cwd,
prev_cwd: None,
core: core.clone(),
proc_view: Arc::new(Mutex::new(proc_view)),
bookmarks: Arc::new(Mutex::new(bookmarks)),
log_view: Arc::new(Mutex::new(log_view)),
fs_cache: fs_cache,
fs_stat: Arc::new(RwLock::new(fs_stat)) })
}
pub fn enter_dir(&mut self) -> HResult<()> {
let file = self.selected_file()?;
if file.is_dir() {
let dir = file;
match dir.is_readable() {
Ok(true) => {},
Ok(false) => {
let status =
format!("{}Stop right there, cowboy! Check your permisions!",
term::color_red());
self.core.show_status(&status).log();
return Ok(());
}
err @ Err(_) => err.log()
}
self.preview_widget_mut()?.set_stale().log();
self.preview_widget_mut()?.cancel_animation().log();
let previewer_files = self.preview_widget_mut()?.take_files().ok();
let main_files = self.take_main_files().ok();
self.prev_cwd = Some(self.cwd.clone());
self.cwd = dir.clone();
let cache = self.fs_cache.clone();
self.main_async_widget_mut()?.change_to(move |stale, core| {
let source = match previewer_files {
Some(files) => FileSource::Files(files),
None => FileSource::Path(dir)
};
ListView::builder(core, source)
.with_cache(cache)
.with_stale(stale.clone())
.build()
}).log();
let cache = self.fs_cache.clone();
let left_dir = self.cwd.parent_as_file()?;
self.left_async_widget_mut()?.change_to(move |stale, core| {
let source = match main_files {
Some(files) => FileSource::Files(files),
None => FileSource::Path(left_dir)
};
ListView::builder(core, source)
.with_cache(cache)
.with_stale(stale.clone())
.build()
}).log();
} else {
self.preview_widget_mut().map(|preview| {
preview.cancel_animation().log();
}).log();
self.core.get_sender().send(Events::InputEnabled(false))?;
self.core.screen.suspend().log();
let status = std::process::Command::new("xdg-open")
.args(file.path.file_name())
.status();
self.core.screen.activate().log();
self.core.clear().log();
self.core.get_sender().send(Events::InputEnabled(true))?;
match status {
Ok(status) =>
self.core.show_status(&format!("\"{}\" exited with {}",
"xdg-open", status)).log(),
Err(err) =>
self.core.show_status(&format!("Can't run this \"{}\": {}",
"xdg-open", err)).log()
}
}
Ok(())
}
pub fn move_down_left_widget(&mut self) -> HResult<()> {
let left_files_pos = self.left_widget()?.get_selection();
let next_dir = self.get_left_files()?
.iter_files()
.skip(left_files_pos + 1)
.find(|&file| file.is_dir())
.cloned();
self.main_widget_goto(&next_dir?).log();
Ok(())
}
pub fn move_up_left_widget(&mut self) -> HResult<()> {
let left_files_pos = self.left_widget()?.get_selection();
let next_dir = self.get_left_files()?
.iter_files()
.take(left_files_pos)
.collect::<Vec<&File>>()
.into_iter()
.rev()
.find(|&file| file.is_dir())
.cloned();
self.main_widget_goto(&next_dir?).log();
Ok(())
}
pub fn open_bg(&mut self) -> HResult<()> {
let cwd = self.cwd()?;
let file = self.selected_file()?;
let cmd = crate::proclist::Cmd {
cmd: OsString::from(file.strip_prefix(&cwd)),
short_cmd: None,
args: None,
vars: None,
cwd: cwd.clone(),
cwd_files: None,
tab_files: None,
tab_paths: None
};
self.proc_view
.lock()
.run_proc_raw(cmd)?;
Ok(())
}
pub fn main_widget_goto_wait(&mut self, dir :&File) -> HResult<()> {
self.main_widget_goto(&dir)?;
// replace this with on_ready_mut() later
let pause = std::time::Duration::from_millis(10);
while self.main_widget().is_err() {
self.main_async_widget_mut()?.refresh().log();
std::thread::sleep(pause);
}
Ok(())
}
pub fn main_widget_goto(&mut self, dir: &File) -> HResult<()> {
self.preview_widget_mut()
.map(|p| p.set_stale())
.ok();
let dir = dir.clone();
let cache = self.fs_cache.clone();
self.prev_cwd = Some(self.cwd.clone());
self.cwd = dir.clone();
let file_source = FileSource::Path(self.cwd.clone());
let main_async_widget = self.main_async_widget_mut()?;
main_async_widget.change_to(move |stale: &Stale, core| {
let view = ListView::builder(core, file_source)
.with_cache(cache)
.with_stale(stale.clone())
.build()?;
Ok(view)
}).log();
if let Ok(grand_parent) = self.cwd()?.parent_as_file() {
self.left_widget_goto(&grand_parent).log();
} else {
self.left_async_widget_mut()?.change_to(move |_,_| {
HError::stale()?
}).log();
}
Ok(())
}
pub fn left_widget_goto(&mut self, dir: &File) -> HResult<()> {
// Check if we're in the correct directory already and return
// if we are
let left_dir = &self.left_widget()?.content.directory;
if self.left_widget().is_ok() && left_dir == dir {
return Ok(());
}
let cache = self.fs_cache.clone();
let file_source = FileSource::Path(dir.clone());
let left_async_widget = self.left_async_widget_mut()?;
left_async_widget.change_to(move |stale, core| {
let view = ListView::builder(core, file_source)
.with_cache(cache)
.with_stale(stale.clone())
.build()?;
Ok(view)
}).log();
Ok(())
}
pub fn go_back(&mut self) -> HResult<()> {
if let Ok(new_cwd) = self.cwd.parent_as_file() {
let previewer_selection = self.selected_file().ok();
let main_selection = self.cwd.clone();
let preview_files = self.take_main_files();
self.prev_cwd = Some(self.cwd.clone());
self.cwd = new_cwd.clone();
let cache = self.fs_cache.clone();
let files = self.take_left_files();
let file_source = match files {
Ok(files) => FileSource::Files(files),
Err(_) => FileSource::Path(new_cwd.clone())
};
self.main_async_widget_mut()?.change_to(move |stale, core| {
ListView::builder(core, file_source)
.select(main_selection)
.with_cache(cache)
.with_stale(stale.clone())
.build()
}).log();
if let Ok(left_dir) = new_cwd.parent_as_file() {
let file_source = FileSource::Path(left_dir);
let cache = self.fs_cache.clone();
self.left_async_widget_mut()?.change_to(move |stale, core| {
ListView::builder(core, file_source)
.with_cache(cache)
.with_stale(stale.clone())
.build()
}).log();
} else {
// Just place a dummy in the left column
self.left_async_widget_mut()?.change_to(move |_, core| {
let files = Files::default();
let source = FileSource::Files(files);
ListView::builder(core, source).build()
}).log();
self.left_async_widget_mut()?.widget.on_ready(move |_, stale| {
// To stop from drawing empty placeholder
stale.set_stale()?;
Ok(())
}).log()
}
if let Ok(preview_files) = preview_files {
self.preview_widget_mut().map(|preview| {
preview.put_preview_files(preview_files,
previewer_selection)
}).ok();
}
}
self.columns.resize_children().log();
self.refresh()
}
pub fn goto_prev_cwd(&mut self) -> HResult<()> {
let prev_cwd = self.prev_cwd.take()?;
self.main_widget_goto(&prev_cwd)?;
Ok(())
}
pub fn go_home(&mut self) -> HResult<()> {
let home = crate::paths::home_path().unwrap_or(PathBuf::from("~/"));
let home = File::new_from_path(&home)?;
self.main_widget_goto(&home)
}
fn get_boomark(&mut self) -> HResult<String> {
let cwd = &match self.prev_cwd.as_ref() {
Some(cwd) => cwd,
None => &self.cwd
}.path.to_string_lossy().to_string();
self.bookmarks
.lock()
.set_coordinates(&self.core.coordinates)
.log();
loop {
let bookmark = self.bookmarks
.lock()
.pick(cwd.to_string());
if let Err(HError::TerminalResizedError) = bookmark {
self.core.screen.clear().log();
self.resize().log();
self.refresh().log();
self.draw().log();
continue;
}
if let Err(HError::WidgetResizedError) = bookmark {
let coords = &self.core.coordinates;
self.bookmarks
.lock()
.set_coordinates(&coords)
.log();
self.core.screen.clear().log();
self.refresh().log();
self.draw().log();
continue;
}
if let Err(HError::RefreshParent) = bookmark {
self.refresh().log();
self.draw().log();
continue;
}
return bookmark;
}
}
pub fn goto_bookmark(&mut self) -> HResult<()> {
let path = self.get_boomark()?;
let path = File::new_from_path(&PathBuf::from(path))?;
self.main_widget_goto(&path)?;
Ok(())
}
pub fn add_bookmark(&mut self) -> HResult<()> {
let cwd = self.cwd.path.to_string_lossy().to_string();
let coords = &self.core.coordinates;
self.bookmarks
.lock()
.set_coordinates(&coords)
.log();
self.bookmarks
.lock()
.add(&cwd)?;
Ok(())
}
pub fn set_title(&self) -> HResult<()> {
let path = self.cwd.short_string();
self.core.screen()?.set_title(&path)?;
Ok(())
}
pub fn update_preview(&mut self) -> HResult<()> {
if !self.main_async_widget_mut()?.ready() { return Ok(()) }
if self.main_widget()?
.content
.len() == 0 {
self.preview_widget_mut()?.set_stale().log();
return Ok(());
}
let file = self.selected_file()?;
// Don't even call previewer on empty files to save CPU cycles
match (file.is_dir(), file.calculate_size()) {
(false, Ok((size, unit))) => if size == 0 && unit == "" {
self.preview_widget_mut()?.set_stale().log();
return Ok(());
},
_ => {}
}
let preview = self.preview_widget_mut()?;
preview.set_file(&file).log();
Ok(())
}
pub fn set_left_selection(&mut self) -> HResult<()> {
if self.cwd.parent().is_none() { return Ok(()) }
if !self.left_async_widget_mut()?.ready() { return Ok(()) }
let selection = self.cwd()?.clone();
// Saves doing iteration to find file's position
if let Some(ref current_selection) = self.left_widget()?.current_item {
if current_selection.name == selection.name {
return Ok(());
}
}
self.left_widget_mut()?.select_file(&selection);
let selected_file = self.left_widget()?.selected_file();
self.cwd.parent_as_file()
.map(|dir| {
self.fs_cache
.set_selection(dir.clone(), selected_file.clone())
}).log();
Ok(())
}
pub fn take_main_files(&mut self) -> HResult<Files> {
let w = self.main_widget_mut()?;
let files = std::mem::take(&mut w.content);
w.content.len = 0;
Ok(files)
}
pub fn take_left_files(&mut self) -> HResult<Files> {
let w = self.left_widget_mut()?;
let files = std::mem::take(&mut w.content);
w.content.len = 0;
Ok(files)
}
pub fn get_files(&self) -> HResult<&Files> {
Ok(&self.main_widget()?.content)
}
pub fn get_left_files(&self) -> HResult<&Files> {
Ok(&self.left_widget()?.content)
}
pub fn save_selected_file(&self) -> HResult<()> {
self.selected_file()
.map(|f| self.fs_cache.set_selection(self.cwd.clone(),
f))?
}
pub fn save_tab_settings(&mut self) -> HResult<()> {
if !self.main_async_widget_mut()?.ready() { return Ok(()) }
if self.main_widget()?.content.len() > 0 {
let files = self.get_files()?;
let selected_file = self.selected_file().ok();
self.fs_cache.save_settings(files, selected_file).log();
}
Ok(())
}
pub fn cwd(&self) -> HResult<&File> {
Ok(&self.cwd)
}
pub fn set_cwd(&mut self) -> HResult<()> {
let cwd = self.cwd()?;
std::env::set_current_dir(&cwd.path)?;
Ok(())
}
pub fn left_dir(&self) -> HResult<&File> {
let widget = self.left_widget()?;
let dir = &widget.content.directory;
Ok(dir)
}
pub fn selected_file(&self) -> HResult<File> {
let widget = self.main_widget()?;
let file = widget.selected_file().clone();
Ok(file)
}
pub fn selected_files(&self) -> HResult<Vec<File>> {
let widget = self.main_widget()?;
let files = widget.content.get_selected().into_iter().map(|f| {
f.clone()
}).collect();
Ok(files)
}
pub fn main_async_widget_mut(&mut self) -> HResult<&mut AsyncWidget<ListView<Files>>> {
let widget = self.columns.active_widget_mut()?;
let widget = match widget {
FileBrowserWidgets::FileList(filelist) => filelist,
_ => { HError::wrong_widget("previewer", "filelist")? }
};
Ok(widget)
}
pub fn main_widget(&self) -> HResult<&ListView<Files>> {
let widget = self.columns.active_widget()?;
let widget = match widget {
FileBrowserWidgets::FileList(filelist) => filelist.widget(),
_ => { HError::wrong_widget("previewer", "filelist")? }
};
widget
}
pub fn main_widget_mut(&mut self) -> HResult<&mut ListView<Files>> {
let widget = self.columns.active_widget_mut()?;
let widget = match widget {
FileBrowserWidgets::FileList(filelist) => filelist.widget_mut(),
_ => { HError::wrong_widget("previewer", "filelist")? }
};
widget
}
pub fn left_async_widget_mut(&mut self) -> HResult<&mut AsyncWidget<ListView<Files>>> {
let widget = match self.columns.widgets.get_mut(0)? {
FileBrowserWidgets::FileList(filelist) => filelist,
_ => { return HError::wrong_widget("previewer", "filelist"); }
};
Ok(widget)
}
pub fn left_widget(&self) -> HResult<&ListView<Files>> {
let widget = match self.columns.widgets.get(0)? {
FileBrowserWidgets::FileList(filelist) => filelist.widget(),
_ => { return HError::wrong_widget("previewer", "filelist"); }
};
widget
}
pub fn left_widget_mut(&mut self) -> HResult<&mut ListView<Files>> {
let widget = match self.columns.widgets.get_mut(0)? {
FileBrowserWidgets::FileList(filelist) => filelist.widget_mut(),
_ => { return HError::wrong_widget("previewer", "filelist"); }
};
widget
}
pub fn preview_widget(&self) -> HResult<&Previewer> {
match self.columns.widgets.get(2)? {
FileBrowserWidgets::Previewer(previewer) => Ok(previewer),
_ => { return HError::wrong_widget("filelist", "previewer"); }
}
}
pub fn preview_widget_mut(&mut self) -> HResult<&mut Previewer> {
match self.columns.widgets.get_mut(2)? {
FileBrowserWidgets::Previewer(previewer) => Ok(previewer),
_ => { return HError::wrong_widget("filelist", "previewer"); }
}
}
fn cancel_preview_animation(&mut self) {
self.preview_widget_mut()
.map(|preview| preview.cancel_animation())
.log();
}
fn activate_main_widget(&mut self) {
const MAIN_INDEX: usize = 1;
self.columns
.set_active(MAIN_INDEX)
.log();
}
fn activate_preview_widget(&mut self) {
const PREVIEW_INDEX: usize = 2;
self.columns
.set_active(PREVIEW_INDEX)
.log();
}
pub fn toggle_colums(&mut self) {
self.cancel_preview_animation();
self.activate_main_widget();
self.columns
.toggle_zoom()
.log();
}
pub fn zoom_preview(&mut self) {
self.cancel_preview_animation();
self.activate_preview_widget();
self.preview_widget_mut()
.map(|preview| {
preview.reload_text();
}).log();
self.columns
.toggle_zoom()
.log();
}
pub fn quit_with_dir(&self) -> HResult<()> {
let cwd = self.cwd()?.clone().path;
let selected_file = self.selected_file()?;
let selected_file = selected_file.path.to_string_lossy();
let selected_files = self.selected_files()?;
let selected_files = selected_files.iter().map(|f| {
format!("\"{}\" ", &f.path.to_string_lossy())
}).collect::<String>();
let mut filepath = dirs_2::home_dir()?;
filepath.push(".hunter_cwd");
let output = format!("HUNTER_CWD=\"{}\"\nF=\"{}\"\nMF=({})\n",
cwd.to_str()?,
selected_file,
selected_files);
let mut file = std::fs::File::create(filepath)?;
file.write(output.as_bytes())?;
HError::quit()
}
pub fn turbo_cd(&mut self) -> HResult<()> {
use crate::minibuffer::MiniBufferEvent::*;
// Return and reset on cancel
let orig_dir = self.cwd()?.clone();
let orig_dir_selected_file = self.selected_file()?;
let mut orig_dir_filter = self.main_widget()?
.content
.get_filter();
// For current dir
let mut selected_file = Some(orig_dir_selected_file.clone());
let mut filter = Some(orig_dir_filter.clone());
// Helper function to restore any previous filter/selection
let dir_restore =
|s: &mut FileBrowser, filter: Option<Option<String>>, file: Option<File>| {
s.main_widget_mut()
.map(|mw| {
filter.map(|f| mw.set_filter(f));
file.map(|f| mw.select_file(&f));
}).log();
};
loop {
let input = self.core.minibuffer_continuous("nav");
// dbg!(&input);
// self.refresh().log();
// self.draw().log();
match input {
// While minibuffer runs it steals all events, thus explicit refresh/redraw
Err(HError::RefreshParent) => {
self.refresh().log();
self.draw().log();
continue;
}
Err(HError::MiniBufferEvent(event)) => {
match event {
// Done here, restore filter, but leave selection as is
Done(_) | Empty => {
dir_restore(self, filter.take(), None);
self.core.minibuffer_clear().log();
break;
}
NewInput(input) => {
// Don't filter anything until a letter appears