Skip to content

Commit

Permalink
Implement next and previous buttons
Browse files Browse the repository at this point in the history
  • Loading branch information
@fluxxcode
fluxxcode committed Jan 20, 2024
1 parent 3039f99 commit c734eea
Showing 1 changed file with 92 additions and 30 deletions.
122 changes: 92 additions & 30 deletions src/file_explorer.rs
View file
Original file line number Diff line number Diff line change
@@ -1,11 +1,13 @@
use std::io::Error;
use std::{fs, io};
use std::path::{Path, PathBuf};

use directories::UserDirs;

pub struct FileExplorer {
user_directories: Option<UserDirs>,
current_directory: PathBuf,
directory_stack: Vec<PathBuf>,
directory_offset: usize,
directory_content: Vec<PathBuf>,
selected_item: Option<PathBuf>,
search_value: String
Expand All @@ -21,10 +23,12 @@ impl FileExplorer {
pub fn new() -> Self {
FileExplorer {
user_directories: UserDirs::new(),
current_directory: PathBuf::from("./"),
directory_stack: vec![],
directory_offset: 0,
directory_content: vec![],
selected_item: None,
search_value: String::new() }
search_value: String::new()
}
}

// TODO: Enable option to set initial directory
Expand Down Expand Up @@ -71,8 +75,17 @@ impl FileExplorer {
ui.horizontal(|ui| {
// Navigation buttons
let _ = ui.add_sized(NAV_BUTTON_SIZE, egui::Button::new("<-"));
let _ = ui.add_sized(NAV_BUTTON_SIZE, egui::Button::new("<"));
let _ = ui.add_sized(NAV_BUTTON_SIZE, egui::Button::new(">"));

if ui.add_sized(NAV_BUTTON_SIZE, egui::Button::new("<")).clicked() &&
self.directory_offset + 1 < self.directory_stack.len() {
let _ = self.load_previous_directory();
}

if ui.add_sized(NAV_BUTTON_SIZE, egui::Button::new(">")).clicked() &&
self.directory_offset != 0 {
let _ = self.load_next_directory();
}

let _ = ui.add_sized(NAV_BUTTON_SIZE, egui::Button::new("+"));

// Current path display
Expand All @@ -91,26 +104,25 @@ impl FileExplorer {
ui.horizontal(|ui| {
ui.style_mut().spacing.item_spacing.x /= 2.5;

let data = std::mem::take(&mut self.current_directory);
let mut path = PathBuf::new();

for (i, segment) in data.iter().enumerate() {
path.push(segment);

if i != 0 {
ui.label(">");
}

// TODO: Maybe use selectable_label instead of button?
// TODO: Write current directory (last item) in bold text
if ui.button(segment.to_str().unwrap_or("<ERR>"))
.clicked() {
let _ = self.load_directory(path.as_path());
return;

if let Some(data) = self.current_directory() {
for (i, segment) in data.iter().enumerate() {
path.push(segment);

if i != 0 {
ui.label(">");
}

// TODO: Maybe use selectable_label instead of button?
// TODO: Write current directory (last item) in bold text
if ui.button(segment.to_str().unwrap_or("<ERR>"))
.clicked() {
let _ = self.load_directory(path.as_path());
return;
}
}
}

self.current_directory = data;
});
});
});
Expand Down Expand Up @@ -231,48 +243,98 @@ impl FileExplorer {
if let Some(dirs) = self.user_directories.clone() {
ui.label("Places");

if ui.selectable_label(self.current_directory == dirs.home_dir(),
if ui.selectable_label(self.current_directory() == Some(dirs.home_dir()),
"🏠 Home").clicked() {
let _ = self.load_directory(dirs.home_dir());
}

if let Some(path) = dirs.desktop_dir() {
if ui.selectable_label(self.current_directory == path, "🖵 Desktop").clicked() {
if ui.selectable_label(self.current_directory() == Some(path),
"🖵 Desktop").clicked() {
let _ = self.load_directory(path);
}
}
if let Some(path) = dirs.document_dir() {
if ui.selectable_label(self.current_directory == path, "🗐 Documents").clicked() {
if ui.selectable_label(self.current_directory() == Some(path),
"🗐 Documents").clicked() {
let _ = self.load_directory(path);
}
}
if let Some(path) = dirs.download_dir() {
if ui.selectable_label(self.current_directory == path, "📥 Downloads").clicked() {
if ui.selectable_label(self.current_directory() == Some(path),
"📥 Downloads").clicked() {
let _ = self.load_directory(path);
}
}
if let Some(path) = dirs.audio_dir() {
if ui.selectable_label(self.current_directory == path, "🎵 Audio").clicked() {
if ui.selectable_label(self.current_directory() == Some(path),
"🎵 Audio").clicked() {
let _ = self.load_directory(path);
}
}
if let Some(path) = dirs.picture_dir() {
if ui.selectable_label(self.current_directory == path, "🖼 Pictures").clicked() {
if ui.selectable_label(self.current_directory() == Some(path),
"🖼 Pictures").clicked() {
let _ = self.load_directory(path);
}
}
if let Some(path) = dirs.video_dir() {
if ui.selectable_label(self.current_directory == path, "🎞 Videos").clicked() {
if ui.selectable_label(self.current_directory() == Some(path),
"🎞 Videos").clicked() {
let _ = self.load_directory(path);
}
}
}
}

fn current_directory(&self) -> Option<&Path> {
if let Some(x) = self.directory_stack.iter().nth_back(self.directory_offset) {
return Some(x.as_path())
}

None
}

fn load_next_directory(&mut self) -> io::Result<()> {
if self.directory_offset == 0 {
// There is no next directory that can be loaded
return Ok(());
}

self.directory_offset -= 1;

// Copy path and load directory
let path = self.current_directory().unwrap().to_path_buf();
self.load_directory_content(path.as_path())
}

fn load_previous_directory(&mut self) -> io::Result<()> {
if self.directory_offset + 1 >= self.directory_stack.len() {
// There is no previous directory that can be loaded
return Ok(())
}

self.directory_offset += 1;

// Copy path and load directory
let path = self.current_directory().unwrap().to_path_buf();
self.load_directory_content(path.as_path())
}

fn load_directory(&mut self, path: &Path) -> io::Result<()> {
if self.directory_offset != 0 && self.directory_stack.len() > self.directory_offset {
self.directory_stack.drain(self.directory_stack.len() - self.directory_offset..);
}

self.directory_stack.push(fs::canonicalize(path)?);
self.directory_offset = 0;

self.load_directory_content(path)
}

fn load_directory_content(&mut self, path: &Path) -> io::Result<()> {
let paths = fs::read_dir(path)?;

self.current_directory = fs::canonicalize(path)?;
self.directory_content.clear();

for path in paths {
Expand Down

0 comments on commit c734eea

Please sign in to comment.