pub struct TreeLine {Show 17 fields
pub bid: BId,
pub parent_bid: Option<BId>,
pub left_branchs: Box<[bool]>,
pub depth: u16,
pub path: PathBuf,
pub subpath: String,
pub icon: Option<char>,
pub name: String,
pub line_type: TreeLineType,
pub has_error: bool,
pub nb_kept_children: usize,
pub unlisted: usize,
pub score: i32,
pub direct_match: bool,
pub sum: Option<FileSum>,
pub metadata: Metadata,
pub git_status: Option<LineGitStatus>,
}Expand description
a line in the representation of the file hierarchy
Fields§
§bid: BId§parent_bid: Option<BId>§left_branchs: Box<[bool]>§depth: u16§path: PathBuf§subpath: String§icon: Option<char>§name: String§line_type: TreeLineType§has_error: bool§nb_kept_children: usize§unlisted: usize§score: i32§direct_match: bool§sum: Option<FileSum>§metadata: Metadata§git_status: Option<LineGitStatus>Implementations§
source§impl TreeLine
impl TreeLine
sourcepub fn double_extension_from_name(name: &str) -> Option<&str>
pub fn double_extension_from_name(name: &str) -> Option<&str>
Examples found in repository?
src/tree_build/bline.rs (line 137)
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pub fn to_tree_line(&self, bid: BId, con: &AppContext) -> std::io::Result<TreeLine> {
let has_error = self.has_error;
let line_type = TreeLineType::new(&self.path, &self.file_type);
let unlisted = if let Some(children) = &self.children {
// number of not listed children
children.len() - self.next_child_idx
} else {
0
};
let metadata = fs::symlink_metadata(&self.path)?;
let subpath = self.subpath.replace('\n', "");
let name = self.name.replace('\n', "");
let icon = con.icons.as_ref()
.map(|icon_plugin| {
let extension = TreeLine::extension_from_name(&name);
let double_extension = extension
.and_then(|_| TreeLine::double_extension_from_name(&name));
icon_plugin.get_icon(
&line_type,
&name,
double_extension,
extension,
)
});
Ok(TreeLine {
bid,
parent_bid: self.parent_id,
left_branchs: vec![false; self.depth as usize].into_boxed_slice(),
depth: self.depth,
icon,
name,
subpath,
path: self.path.clone(),
line_type,
has_error,
nb_kept_children: self.nb_kept_children as usize,
unlisted,
score: self.score,
direct_match: self.direct_match,
sum: None,
metadata,
git_status: None,
})
}sourcepub fn extension_from_name(name: &str) -> Option<&str>
pub fn extension_from_name(name: &str) -> Option<&str>
Examples found in repository?
More examples
src/tree_build/bline.rs (line 135)
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pub fn to_tree_line(&self, bid: BId, con: &AppContext) -> std::io::Result<TreeLine> {
let has_error = self.has_error;
let line_type = TreeLineType::new(&self.path, &self.file_type);
let unlisted = if let Some(children) = &self.children {
// number of not listed children
children.len() - self.next_child_idx
} else {
0
};
let metadata = fs::symlink_metadata(&self.path)?;
let subpath = self.subpath.replace('\n', "");
let name = self.name.replace('\n', "");
let icon = con.icons.as_ref()
.map(|icon_plugin| {
let extension = TreeLine::extension_from_name(&name);
let double_extension = extension
.and_then(|_| TreeLine::double_extension_from_name(&name));
icon_plugin.get_icon(
&line_type,
&name,
double_extension,
extension,
)
});
Ok(TreeLine {
bid,
parent_bid: self.parent_id,
left_branchs: vec![false; self.depth as usize].into_boxed_slice(),
depth: self.depth,
icon,
name,
subpath,
path: self.path.clone(),
line_type,
has_error,
nb_kept_children: self.nb_kept_children as usize,
unlisted,
score: self.score,
direct_match: self.direct_match,
sum: None,
metadata,
git_status: None,
})
}sourcepub fn is_selectable(&self) -> bool
pub fn is_selectable(&self) -> bool
Examples found in repository?
src/display/permissions.rs (line 111)
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pub fn write_permissions<'w, W: Write>(
&self,
cw: &mut CropWriter<'w, W>,
line: &TreeLine,
selected: bool,
) -> Result<usize, ProgramError> {
Ok(if line.is_selectable() {
self.write_mode(cw, line.mode(), selected)?;
let owner = permissions::user_name(line.metadata.uid());
cond_bg!(owner_style, self, selected, self.skin.owner);
cw.queue_g_string(
owner_style,
format!(" {:w$}", &owner, w = self.max_user_len),
)?;
let group = permissions::group_name(line.metadata.gid());
cond_bg!(group_style, self, selected, self.skin.group);
cw.queue_g_string(
group_style,
format!(" {:w$}", &group, w = self.max_group_len),
)?;
1
} else {
9 + 1 + self.max_user_len + 1 + self.max_group_len + 1
})
}More examples
src/display/displayable_tree.rs (line 201)
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fn write_line_git_status<'w, W: Write>(
&self,
cw: &mut CropWriter<'w, W>,
line: &TreeLine,
selected: bool,
) -> Result<usize, termimad::Error> {
let (style, char) = if !line.is_selectable() {
(&self.skin.tree, ' ')
} else {
match line.git_status.map(|s| s.status) {
Some(Status::CURRENT) => (&self.skin.git_status_current, ' '),
Some(Status::WT_NEW) => (&self.skin.git_status_new, 'N'),
Some(Status::CONFLICTED) => (&self.skin.git_status_conflicted, 'C'),
Some(Status::WT_MODIFIED) => (&self.skin.git_status_modified, 'M'),
Some(Status::IGNORED) => (&self.skin.git_status_ignored, 'I'),
None => (&self.skin.tree, ' '),
_ => (&self.skin.git_status_other, '?'),
}
};
cond_bg!(git_style, self, selected, style);
cw.queue_char(git_style, char)?;
Ok(0)
}src/tree/tree.rs (line 220)
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pub fn move_selection(&mut self, dy: i32, page_height: usize, cycle: bool) {
let l = self.lines.len();
// we find the new line to select
loop {
if dy < 0 {
let ady = (-dy) as usize;
if !cycle && self.selection < ady {
break;
}
self.selection = (self.selection + l - ady) % l;
} else {
let dy = dy as usize;
if !cycle && self.selection + dy >= l {
break;
}
self.selection = (self.selection + dy) % l;
}
if self.lines[self.selection].is_selectable() {
break;
}
}
// we adjust the scroll
if l > page_height {
if self.selection < 3 {
self.scroll = 0;
} else if self.selection < self.scroll + 3 {
self.scroll = self.selection - 3;
} else if self.selection + 3 > l {
self.scroll = l - page_height;
} else if self.selection + 3 > self.scroll + page_height {
self.scroll = self.selection + 3 - page_height;
}
}
}
/// Scroll the desired amount and return true, or return false if it's
/// already at end or the tree fits the page
pub fn try_scroll(&mut self, dy: i32, page_height: usize) -> bool {
if self.lines.len() <= page_height {
return false;
}
if dy < 0 { // scroll up
if self.scroll == 0 {
return false;
} else {
let ady = -dy as usize;
if ady < self.scroll {
self.scroll -= ady;
} else {
self.scroll = 0;
}
}
} else { // scroll down
let max = self.lines.len() - page_height;
if self.scroll >= max {
return false;
}
self.scroll = (self.scroll + dy as usize).min(max);
}
self.select_visible_line(page_height);
true
}
/// try to select a line by index of visible line
/// (works if y+scroll falls on a selectable line)
pub fn try_select_y(&mut self, y: usize) -> bool {
let y = y + self.scroll;
if y < self.lines.len() {
if self.lines[y].is_selectable() {
self.selection = y;
return true;
}
}
false
}
/// fix the selection so that it's a selectable visible line
fn select_visible_line(&mut self, page_height: usize) {
if self.selection < self.scroll || self.selection >= self.scroll + page_height {
self.selection = self.scroll;
let l = self.lines.len();
loop {
self.selection = (self.selection + l + 1) % l;
if self.lines[self.selection].is_selectable() {
break;
}
}
}
}
pub fn make_selection_visible(&mut self, page_height: usize) {
if page_height >= self.lines.len() || self.selection < 3 {
self.scroll = 0;
} else if self.selection <= self.scroll {
self.scroll = self.selection - 2;
} else if self.selection > self.lines.len() - 2 {
self.scroll = self.lines.len() - page_height;
} else if self.selection >= self.scroll + page_height {
self.scroll = self.selection + 2 - page_height;
}
}
pub fn selected_line(&self) -> &TreeLine {
&self.lines[self.selection]
}
pub fn root(&self) -> &PathBuf {
&self.lines[0].path
}
/// select the line with the best matching score
pub fn try_select_best_match(&mut self) {
let mut best_score = 0;
for (idx, line) in self.lines.iter().enumerate() {
if !line.is_selectable() {
continue;
}
if best_score > line.score {
continue;
}
if line.score == best_score {
// in case of equal scores, we prefer the shortest path
if self.lines[idx].depth >= self.lines[self.selection].depth {
continue;
}
}
best_score = line.score;
self.selection = idx;
}
}
/// return true when we could select the given path
pub fn try_select_path(&mut self, path: &Path) -> bool {
for (idx, line) in self.lines.iter().enumerate() {
if !line.is_selectable() {
continue;
}
if path == line.path {
self.selection = idx;
return true;
}
}
false
}
pub fn try_select_first(&mut self) -> bool {
for idx in 0..self.lines.len() {
let line = &self.lines[idx];
if line.is_selectable() {
self.selection = idx;
self.scroll = 0;
return true;
}
}
false
}
pub fn try_select_last(&mut self, page_height: usize) -> bool {
for idx in (0..self.lines.len()).rev() {
let line = &self.lines[idx];
if line.is_selectable() {
self.selection = idx;
self.make_selection_visible(page_height);
return true;
}
}
false
}
pub fn try_select_previous_same_depth(&mut self, page_height: usize) -> bool {
let depth = self.lines[self.selection].depth;
for di in (0..self.lines.len()).rev() {
let idx = (self.selection + di) % self.lines.len();
let line = &self.lines[idx];
if !line.is_selectable() || line.depth != depth {
continue;
}
self.selection = idx;
self.make_selection_visible(page_height);
return true;
}
false
}
pub fn try_select_next_same_depth(&mut self, page_height: usize) -> bool {
let depth = self.lines[self.selection].depth;
for di in 0..self.lines.len() {
let idx = (self.selection + di + 1) % self.lines.len();
let line = &self.lines[idx];
if !line.is_selectable() || line.depth != depth {
continue;
}
self.selection = idx;
self.make_selection_visible(page_height);
return true;
}
false
}
pub fn try_select_previous_filtered<F>(
&mut self,
filter: F,
page_height: usize,
) -> bool where
F: Fn(&TreeLine) -> bool,
{
for di in (0..self.lines.len()).rev() {
let idx = (self.selection + di) % self.lines.len();
let line = &self.lines[idx];
if !line.is_selectable() {
continue;
}
if !filter(line) {
continue;
}
if line.score > 0 {
self.selection = idx;
self.make_selection_visible(page_height);
return true;
}
}
false
}
pub fn try_select_next_filtered<F>(
&mut self,
filter: F,
page_height: usize,
) -> bool where
F: Fn(&TreeLine) -> bool,
{
for di in 0..self.lines.len() {
let idx = (self.selection + di + 1) % self.lines.len();
let line = &self.lines[idx];
if !line.is_selectable() {
continue;
}
if !filter(line) {
continue;
}
if line.score > 0 {
self.selection = idx;
self.make_selection_visible(page_height);
return true;
}
}
false
}sourcepub fn is_dir(&self) -> bool
pub fn is_dir(&self) -> bool
Examples found in repository?
More examples
src/browser/browser_state.rs (line 131)
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pub fn open_selection_stay_in_broot(
&mut self,
screen: Screen,
con: &AppContext,
in_new_panel: bool,
keep_pattern: bool,
) -> Result<CmdResult, ProgramError> {
let tree = self.displayed_tree();
let line = tree.selected_line();
let mut target = line.target().to_path_buf();
if line.is_dir() {
if tree.selection == 0 {
// opening the root would be going to where we already are.
// We go up one level instead
if let Some(parent) = target.parent() {
target = PathBuf::from(parent);
}
}
let dam = Dam::unlimited();
Ok(CmdResult::from_optional_state(
BrowserState::new(
target,
if keep_pattern {
tree.options.clone()
} else {
tree.options.without_pattern()
},
screen,
con,
&dam,
),
None,
in_new_panel,
))
} else {
match opener::open(&target) {
Ok(exit_status) => {
info!("open returned with exit_status {:?}", exit_status);
Ok(CmdResult::Keep)
}
Err(e) => Ok(CmdResult::error(format!("{:?}", e))),
}
}
}
pub fn go_to_parent(
&mut self,
screen: Screen,
con: &AppContext,
in_new_panel: bool,
) -> CmdResult {
match &self.displayed_tree().selected_line().path.parent() {
Some(path) => CmdResult::from_optional_state(
BrowserState::new(
path.to_path_buf(),
self.displayed_tree().options.without_pattern(),
screen,
con,
&Dam::unlimited(),
),
None,
in_new_panel,
),
None => CmdResult::error("no parent found"),
}
}
}
impl PanelState for BrowserState {
fn tree_root(&self) -> Option<&Path> {
Some(self.root())
}
fn get_type(&self) -> PanelStateType {
PanelStateType::Tree
}
fn set_mode(&mut self, mode: Mode) {
self.mode = mode;
}
fn get_mode(&self) -> Mode {
self.mode
}
fn get_pending_task(&self) -> Option<&'static str> {
if self.displayed_tree().has_dir_missing_sum() {
Some("computing stats")
} else if self.displayed_tree().is_missing_git_status_computation() {
Some("computing git status")
} else {
self
.pending_task.as_ref().map(|task| match task {
BrowserTask::Search{ .. } => "searching",
BrowserTask::StageAll(_) => "staging",
})
}
}
fn selected_path(&self) -> Option<&Path> {
Some(&self.displayed_tree().selected_line().path)
}
fn selection(&self) -> Option<Selection<'_>> {
let tree = self.displayed_tree();
let mut selection = tree.selected_line().as_selection();
selection.line = tree.options.pattern.pattern
.get_match_line_count(selection.path)
.unwrap_or(0);
Some(selection)
}
fn tree_options(&self) -> TreeOptions {
self.displayed_tree().options.clone()
}
/// build a cmdResult asking for the addition of a new state
/// being a browser state similar to the current one but with
/// different options
fn with_new_options(
&mut self,
screen: Screen,
change_options: &dyn Fn(&mut TreeOptions) -> &'static str,
in_new_panel: bool,
con: &AppContext,
) -> CmdResult {
let tree = self.displayed_tree();
let mut options = tree.options.clone();
let message = change_options(&mut options);
let message = Some(message);
self.modified(
screen,
tree.root().clone(),
options,
message,
in_new_panel,
con,
)
}
fn clear_pending(&mut self) {
self.pending_task = None;
}
fn on_click(
&mut self,
_x: u16,
y: u16,
_screen: Screen,
_con: &AppContext,
) -> Result<CmdResult, ProgramError> {
self.displayed_tree_mut().try_select_y(y as usize);
Ok(CmdResult::Keep)
}
fn on_double_click(
&mut self,
_x: u16,
y: u16,
screen: Screen,
con: &AppContext,
) -> Result<CmdResult, ProgramError> {
if self.displayed_tree().selection == y as usize {
self.open_selection_stay_in_broot(screen, con, false, false)
} else {
// A double click always come after a simple click at
// same position. If it's not the selected line, it means
// the click wasn't on a selectable/openable tree line
Ok(CmdResult::Keep)
}
}
fn on_pattern(
&mut self,
pat: InputPattern,
_app_state: &AppState,
_con: &AppContext,
) -> Result<CmdResult, ProgramError> {
if pat.is_none() {
self.filtered_tree = None;
}
if let Some(filtered_tree) = &self.filtered_tree {
if pat != filtered_tree.options.pattern {
self.search(pat, false);
}
} else {
self.search(pat, false);
}
Ok(CmdResult::Keep)
}
fn on_internal(
&mut self,
w: &mut W,
internal_exec: &InternalExecution,
input_invocation: Option<&VerbInvocation>,
trigger_type: TriggerType,
app_state: &mut AppState,
cc: &CmdContext,
) -> Result<CmdResult, ProgramError> {
let con = &cc.app.con;
let screen = cc.app.screen;
let page_height = BrowserState::page_height(cc.app.screen);
let bang = input_invocation
.map(|inv| inv.bang)
.unwrap_or(internal_exec.bang);
Ok(match internal_exec.internal {
Internal::back => {
if let Some(filtered_tree) = &self.filtered_tree {
let filtered_selection = &filtered_tree.selected_line().path;
if self.tree.try_select_path(filtered_selection) {
self.tree.make_selection_visible(page_height);
}
self.filtered_tree = None;
CmdResult::Keep
} else if self.tree.selection > 0 {
self.tree.selection = 0;
CmdResult::Keep
} else {
CmdResult::PopState
}
}
Internal::focus => internal_focus::on_internal(
internal_exec,
input_invocation,
trigger_type,
&self.displayed_tree().selected_line().path,
self.displayed_tree().options.clone(),
app_state,
cc,
),
Internal::select => internal_select::on_internal(
internal_exec,
input_invocation,
trigger_type,
self.displayed_tree_mut(),
app_state,
cc,
),
Internal::up_tree => match self.displayed_tree().root().parent() {
Some(path) => internal_focus::on_path(
path.to_path_buf(),
screen,
self.displayed_tree().options.clone(),
bang,
con,
),
None => CmdResult::error("no parent found"),
},
Internal::open_stay => self.open_selection_stay_in_broot(screen, con, bang, false)?,
Internal::open_stay_filter => self.open_selection_stay_in_broot(screen, con, bang, true)?,
Internal::line_down => {
let count = get_arg(input_invocation, internal_exec, 1);
self.displayed_tree_mut().move_selection(count, page_height, true);
CmdResult::Keep
}
Internal::line_up => {
let count = get_arg(input_invocation, internal_exec, 1);
self.displayed_tree_mut().move_selection(-count, page_height, true);
CmdResult::Keep
}
Internal::line_down_no_cycle => {
let count = get_arg(input_invocation, internal_exec, 1);
self.displayed_tree_mut().move_selection(count, page_height, false);
CmdResult::Keep
}
Internal::line_up_no_cycle => {
let count = get_arg(input_invocation, internal_exec, 1);
self.displayed_tree_mut().move_selection(-count, page_height, false);
CmdResult::Keep
}
Internal::previous_dir => {
self.displayed_tree_mut().try_select_previous_filtered(
|line| line.is_dir(),
page_height,
);
CmdResult::Keep
}
Internal::next_dir => {
self.displayed_tree_mut().try_select_next_filtered(
|line| line.is_dir(),
page_height,
);
CmdResult::Keep
}
Internal::previous_match => {
self.displayed_tree_mut().try_select_previous_filtered(
|line| line.direct_match,
page_height,
);
CmdResult::Keep
}
Internal::next_match => {
self.displayed_tree_mut().try_select_next_filtered(
|line| line.direct_match,
page_height,
);
CmdResult::Keep
}
Internal::previous_same_depth => {
self.displayed_tree_mut().try_select_previous_same_depth(page_height);
CmdResult::Keep
}
Internal::next_same_depth => {
self.displayed_tree_mut().try_select_next_same_depth(page_height);
CmdResult::Keep
}
Internal::page_down => {
let tree = self.displayed_tree_mut();
if !tree.try_scroll(page_height as i32, page_height) {
tree.try_select_last(page_height);
}
CmdResult::Keep
}
Internal::page_up => {
let tree = self.displayed_tree_mut();
if !tree.try_scroll(page_height as i32 * -1, page_height) {
tree.try_select_first();
}
CmdResult::Keep
}
Internal::panel_left => {
let areas = &cc.panel.areas;
if areas.is_first() && areas.nb_pos < con.max_panels_count {
// we ask for the creation of a panel to the left
internal_focus::new_panel_on_path(
self.displayed_tree().selected_line().path.to_path_buf(),
screen,
self.displayed_tree().options.clone(),
PanelPurpose::None,
con,
HDir::Left,
)
} else {
// we let the app handle other cases
CmdResult::HandleInApp(Internal::panel_left_no_open)
}
}
Internal::panel_left_no_open => CmdResult::HandleInApp(Internal::panel_left_no_open),
Internal::panel_right => {
let areas = &cc.panel.areas;
let selected_path = &self.displayed_tree().selected_line().path;
if areas.is_last() && areas.nb_pos < con.max_panels_count {
let purpose = if selected_path.is_file() && cc.app.preview_panel.is_none() {
PanelPurpose::Preview
} else {
PanelPurpose::None
};
// we ask for the creation of a panel to the right
internal_focus::new_panel_on_path(
selected_path.to_path_buf(),
screen,
self.displayed_tree().options.clone(),
purpose,
con,
HDir::Right,
)
} else {
// we ask the app to handle other cases :
// focus the panel to the right or close the leftest one
CmdResult::HandleInApp(Internal::panel_right_no_open)
}
}
Internal::panel_right_no_open => CmdResult::HandleInApp(Internal::panel_right_no_open),
Internal::parent => self.go_to_parent(screen, con, bang),
Internal::print_tree => {
print::print_tree(self.displayed_tree(), cc.app.screen, cc.app.panel_skin, con)?
}
Internal::root_up => {
let tree = self.displayed_tree();
let root = tree.root();
if let Some(new_root) = root.parent() {
self.modified(
screen,
new_root.to_path_buf(),
tree.options.clone(),
None,
bang,
con,
)
} else {
CmdResult::error(format!("{:?} has no parent", root))
}
}
Internal::root_down => {
let tree = self.displayed_tree();
if tree.selection > 0 {
let root_len = tree.root().components().count();
let new_root = tree.selected_line().path
.components()
.take(root_len + 1)
.collect();
self.modified(
screen,
new_root,
tree.options.clone(),
None,
bang,
con,
)
} else {
CmdResult::error("No selected line")
}
}
Internal::stage_all_files => {
let pattern = self.displayed_tree().options.pattern.clone();
self.pending_task = Some(BrowserTask::StageAll(pattern));
if cc.app.stage_panel.is_none() {
let stage_options = self.tree.options.without_pattern();
CmdResult::NewPanel {
state: Box::new(StageState::new(app_state, stage_options, con)),
purpose: PanelPurpose::None,
direction: HDir::Right,
}
} else {
CmdResult::Keep
}
}
Internal::select_first => {
self.displayed_tree_mut().try_select_first();
CmdResult::Keep
}
Internal::select_last => {
let page_height = BrowserState::page_height(screen);
self.displayed_tree_mut().try_select_last(page_height);
CmdResult::Keep
}
Internal::start_end_panel => {
if cc.panel.purpose.is_arg_edition() {
debug!("start_end understood as end");
CmdResult::ClosePanel {
validate_purpose: true,
panel_ref: PanelReference::Active,
}
} else {
debug!("start_end understood as start");
let tree_options = self.displayed_tree().options.clone();
if let Some(input_invocation) = input_invocation {
// we'll go for input arg editing
let path = if let Some(input_arg) = &input_invocation.args {
path::path_from(self.root(), PathAnchor::Unspecified, input_arg)
} else {
self.root().to_path_buf()
};
let arg_type = SelectionType::Any; // We might do better later
let purpose = PanelPurpose::ArgEdition { arg_type };
internal_focus::new_panel_on_path(
path, screen, tree_options, purpose, con, HDir::Right,
)
} else {
// we just open a new panel on the selected path,
// without purpose
internal_focus::new_panel_on_path(
self.displayed_tree().selected_line().path.to_path_buf(),
screen,
tree_options,
PanelPurpose::None,
con,
HDir::Right,
)
}
}
}
Internal::total_search => {
match self.filtered_tree.as_ref().map(|t| t.total_search) {
None => {
CmdResult::error("this verb can be used only after a search")
}
Some(true) => {
CmdResult::error("search was already total: all possible matches have been ranked")
}
Some(false) => {
self.search(self.displayed_tree().options.pattern.clone(), true);
CmdResult::Keep
}
}
}
Internal::quit => CmdResult::Quit,
_ => self.on_internal_generic(
w,
internal_exec,
input_invocation,
trigger_type,
app_state,
cc,
)?,
})
}src/tree/tree.rs (line 97)
71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186
pub fn after_lines_changed(&mut self) {
// we need to order the lines to build the tree.
// It's a little complicated because
// - we want a case insensitive sort
// - we still don't want to confuse the children of AA and Aa
// - a node can come from a not parent node, when we followed a link
let mut bid_parents: FnvHashMap<BId, BId> = FnvHashMap::default();
let mut bid_lines: FnvHashMap<BId, &TreeLine> = FnvHashMap::default();
for line in self.lines[..].iter() {
if let Some(parent_bid) = line.parent_bid {
bid_parents.insert(line.bid, parent_bid);
}
bid_lines.insert(line.bid, line);
}
let mut sort_paths: FnvHashMap<BId, String> = FnvHashMap::default();
for line in self.lines[1..].iter() {
let mut sort_path = String::new();
let mut bid = line.bid;
while let Some(l) = bid_lines.get(&bid) {
let lower_name = l.path.file_name().map_or(
"".to_string(),
|name| name.to_string_lossy().to_lowercase(),
);
let sort_prefix = match self.options.sort {
Sort::TypeDirsFirst => {
if l.is_dir() {
" "
} else {
l.path.extension().and_then(|s| s.to_str()).unwrap_or("")
}
}
Sort::TypeDirsLast => {
if l.is_dir() {
"~~~~~~~~~~~~~~"
} else {
l.path.extension().and_then(|s| s.to_str()).unwrap_or("")
}
}
_ => { "" }
};
sort_path = format!(
"{}{}-{}/{}",
sort_prefix,
lower_name,
bid.index(), // to be sure to separate paths having the same lowercase
sort_path,
);
if let Some(&parent_bid) = bid_parents.get(&bid) {
bid = parent_bid;
} else {
break;
}
}
sort_paths.insert(line.bid, sort_path);
}
self.lines[1..].sort_by_key(|line| sort_paths.get(&line.bid).unwrap());
let mut best_index = 0; // index of the line with the best score
for i in 1..self.lines.len() {
if self.lines[i].score > self.lines[best_index].score {
best_index = i;
}
for d in 0..self.lines[i].left_branchs.len() {
self.lines[i].left_branchs[d] = false;
}
}
// then we discover the branches (for the drawing)
// and we mark the last children as pruning, if they have unlisted brothers
let mut last_parent_index: usize = self.lines.len() + 1;
for end_index in (1..self.lines.len()).rev() {
let depth = (self.lines[end_index].depth - 1) as usize;
let start_index = {
let parent_index = match self.lines[end_index].parent_bid {
Some(parent_bid) => {
let mut index = end_index;
loop {
index -= 1;
if self.lines[index].bid == parent_bid {
break;
}
if index == 0 {
break;
}
}
index
}
None => end_index, // Should not happen
};
if parent_index != last_parent_index {
// the line at end_index is the last listed child of the line at parent_index
let unlisted = self.lines[parent_index].unlisted;
if unlisted > 0 && self.lines[end_index].nb_kept_children == 0 {
if best_index == end_index {
//debug!("Avoiding to prune the line with best score");
} else {
//debug!("turning {:?} into Pruning", self.lines[end_index].path);
self.lines[end_index].line_type = TreeLineType::Pruning;
self.lines[end_index].unlisted = unlisted + 1;
self.lines[end_index].name = format!("{} unlisted", unlisted + 1);
self.lines[parent_index].unlisted = 0;
}
}
last_parent_index = parent_index;
}
parent_index + 1
};
for i in start_index..=end_index {
self.lines[i].left_branchs[depth] = true;
}
}
if self.options.needs_sum() {
time!("fetch_file_sum", self.fetch_regular_file_sums()); // not the dirs, only simple files
self.sort_siblings(); // does nothing when sort mode is None
}
}sourcepub fn is_file(&self) -> bool
pub fn is_file(&self) -> bool
Examples found in repository?
More examples
src/display/displayable_tree.rs (line 186)
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fn write_line_size_with_bar<'w, W: Write>(
&self,
cw: &mut CropWriter<'w, W>,
line: &TreeLine,
label_style: &CompoundStyle,
total_size: FileSum,
selected: bool,
) -> Result<usize, termimad::Error> {
Ok(if let Some(s) = line.sum {
let pb = ProgressBar::new(s.part_of_size(total_size), 10);
cond_bg!(sparse_style, self, selected, self.skin.sparse);
cw.queue_g_string(
label_style,
format!("{:>4}", file_size::fit_4(s.to_size())),
)?;
cw.queue_char(
sparse_style,
if s.is_sparse() && line.is_file() { 's' } else { ' ' },
)?;
cw.queue_g_string(label_style, format!("{:<10}", pb))?;
1
} else {
16
})
}pub fn is_of(&self, selection_type: SelectionType) -> bool
sourcepub fn extension(&self) -> Option<&str>
pub fn extension(&self) -> Option<&str>
Examples found in repository?
src/display/displayable_tree.rs (line 90)
72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99
fn label_style(
&self,
line: &TreeLine,
selected: bool,
) -> CompoundStyle {
let style = match &line.line_type {
TreeLineType::Dir => &self.skin.directory,
TreeLineType::File => {
if line.is_exe() {
&self.skin.exe
} else {
&self.skin.file
}
}
TreeLineType::BrokenSymLink(_) | TreeLineType::SymLink { .. } => &self.skin.link,
TreeLineType::Pruning => &self.skin.pruning,
};
let mut style = style.clone();
if let Some(ext_color) = line.extension().and_then(|ext| self.ext_colors.get(ext)) {
style.set_fg(ext_color);
}
if selected {
if let Some(c) = self.skin.selected_line.get_bg() {
style.set_bg(c);
}
}
style
}sourcepub fn selection_type(&self) -> SelectionType
pub fn selection_type(&self) -> SelectionType
sourcepub fn as_selection(&self) -> Selection<'_>
pub fn as_selection(&self) -> Selection<'_>
Examples found in repository?
src/browser/browser_state.rs (line 228)
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fn selection(&self) -> Option<Selection<'_>> {
let tree = self.displayed_tree();
let mut selection = tree.selected_line().as_selection();
selection.line = tree.options.pattern.pattern
.get_match_line_count(selection.path)
.unwrap_or(0);
Some(selection)
}
fn tree_options(&self) -> TreeOptions {
self.displayed_tree().options.clone()
}
/// build a cmdResult asking for the addition of a new state
/// being a browser state similar to the current one but with
/// different options
fn with_new_options(
&mut self,
screen: Screen,
change_options: &dyn Fn(&mut TreeOptions) -> &'static str,
in_new_panel: bool,
con: &AppContext,
) -> CmdResult {
let tree = self.displayed_tree();
let mut options = tree.options.clone();
let message = change_options(&mut options);
let message = Some(message);
self.modified(
screen,
tree.root().clone(),
options,
message,
in_new_panel,
con,
)
}
fn clear_pending(&mut self) {
self.pending_task = None;
}
fn on_click(
&mut self,
_x: u16,
y: u16,
_screen: Screen,
_con: &AppContext,
) -> Result<CmdResult, ProgramError> {
self.displayed_tree_mut().try_select_y(y as usize);
Ok(CmdResult::Keep)
}
fn on_double_click(
&mut self,
_x: u16,
y: u16,
screen: Screen,
con: &AppContext,
) -> Result<CmdResult, ProgramError> {
if self.displayed_tree().selection == y as usize {
self.open_selection_stay_in_broot(screen, con, false, false)
} else {
// A double click always come after a simple click at
// same position. If it's not the selected line, it means
// the click wasn't on a selectable/openable tree line
Ok(CmdResult::Keep)
}
}
fn on_pattern(
&mut self,
pat: InputPattern,
_app_state: &AppState,
_con: &AppContext,
) -> Result<CmdResult, ProgramError> {
if pat.is_none() {
self.filtered_tree = None;
}
if let Some(filtered_tree) = &self.filtered_tree {
if pat != filtered_tree.options.pattern {
self.search(pat, false);
}
} else {
self.search(pat, false);
}
Ok(CmdResult::Keep)
}
fn on_internal(
&mut self,
w: &mut W,
internal_exec: &InternalExecution,
input_invocation: Option<&VerbInvocation>,
trigger_type: TriggerType,
app_state: &mut AppState,
cc: &CmdContext,
) -> Result<CmdResult, ProgramError> {
let con = &cc.app.con;
let screen = cc.app.screen;
let page_height = BrowserState::page_height(cc.app.screen);
let bang = input_invocation
.map(|inv| inv.bang)
.unwrap_or(internal_exec.bang);
Ok(match internal_exec.internal {
Internal::back => {
if let Some(filtered_tree) = &self.filtered_tree {
let filtered_selection = &filtered_tree.selected_line().path;
if self.tree.try_select_path(filtered_selection) {
self.tree.make_selection_visible(page_height);
}
self.filtered_tree = None;
CmdResult::Keep
} else if self.tree.selection > 0 {
self.tree.selection = 0;
CmdResult::Keep
} else {
CmdResult::PopState
}
}
Internal::focus => internal_focus::on_internal(
internal_exec,
input_invocation,
trigger_type,
&self.displayed_tree().selected_line().path,
self.displayed_tree().options.clone(),
app_state,
cc,
),
Internal::select => internal_select::on_internal(
internal_exec,
input_invocation,
trigger_type,
self.displayed_tree_mut(),
app_state,
cc,
),
Internal::up_tree => match self.displayed_tree().root().parent() {
Some(path) => internal_focus::on_path(
path.to_path_buf(),
screen,
self.displayed_tree().options.clone(),
bang,
con,
),
None => CmdResult::error("no parent found"),
},
Internal::open_stay => self.open_selection_stay_in_broot(screen, con, bang, false)?,
Internal::open_stay_filter => self.open_selection_stay_in_broot(screen, con, bang, true)?,
Internal::line_down => {
let count = get_arg(input_invocation, internal_exec, 1);
self.displayed_tree_mut().move_selection(count, page_height, true);
CmdResult::Keep
}
Internal::line_up => {
let count = get_arg(input_invocation, internal_exec, 1);
self.displayed_tree_mut().move_selection(-count, page_height, true);
CmdResult::Keep
}
Internal::line_down_no_cycle => {
let count = get_arg(input_invocation, internal_exec, 1);
self.displayed_tree_mut().move_selection(count, page_height, false);
CmdResult::Keep
}
Internal::line_up_no_cycle => {
let count = get_arg(input_invocation, internal_exec, 1);
self.displayed_tree_mut().move_selection(-count, page_height, false);
CmdResult::Keep
}
Internal::previous_dir => {
self.displayed_tree_mut().try_select_previous_filtered(
|line| line.is_dir(),
page_height,
);
CmdResult::Keep
}
Internal::next_dir => {
self.displayed_tree_mut().try_select_next_filtered(
|line| line.is_dir(),
page_height,
);
CmdResult::Keep
}
Internal::previous_match => {
self.displayed_tree_mut().try_select_previous_filtered(
|line| line.direct_match,
page_height,
);
CmdResult::Keep
}
Internal::next_match => {
self.displayed_tree_mut().try_select_next_filtered(
|line| line.direct_match,
page_height,
);
CmdResult::Keep
}
Internal::previous_same_depth => {
self.displayed_tree_mut().try_select_previous_same_depth(page_height);
CmdResult::Keep
}
Internal::next_same_depth => {
self.displayed_tree_mut().try_select_next_same_depth(page_height);
CmdResult::Keep
}
Internal::page_down => {
let tree = self.displayed_tree_mut();
if !tree.try_scroll(page_height as i32, page_height) {
tree.try_select_last(page_height);
}
CmdResult::Keep
}
Internal::page_up => {
let tree = self.displayed_tree_mut();
if !tree.try_scroll(page_height as i32 * -1, page_height) {
tree.try_select_first();
}
CmdResult::Keep
}
Internal::panel_left => {
let areas = &cc.panel.areas;
if areas.is_first() && areas.nb_pos < con.max_panels_count {
// we ask for the creation of a panel to the left
internal_focus::new_panel_on_path(
self.displayed_tree().selected_line().path.to_path_buf(),
screen,
self.displayed_tree().options.clone(),
PanelPurpose::None,
con,
HDir::Left,
)
} else {
// we let the app handle other cases
CmdResult::HandleInApp(Internal::panel_left_no_open)
}
}
Internal::panel_left_no_open => CmdResult::HandleInApp(Internal::panel_left_no_open),
Internal::panel_right => {
let areas = &cc.panel.areas;
let selected_path = &self.displayed_tree().selected_line().path;
if areas.is_last() && areas.nb_pos < con.max_panels_count {
let purpose = if selected_path.is_file() && cc.app.preview_panel.is_none() {
PanelPurpose::Preview
} else {
PanelPurpose::None
};
// we ask for the creation of a panel to the right
internal_focus::new_panel_on_path(
selected_path.to_path_buf(),
screen,
self.displayed_tree().options.clone(),
purpose,
con,
HDir::Right,
)
} else {
// we ask the app to handle other cases :
// focus the panel to the right or close the leftest one
CmdResult::HandleInApp(Internal::panel_right_no_open)
}
}
Internal::panel_right_no_open => CmdResult::HandleInApp(Internal::panel_right_no_open),
Internal::parent => self.go_to_parent(screen, con, bang),
Internal::print_tree => {
print::print_tree(self.displayed_tree(), cc.app.screen, cc.app.panel_skin, con)?
}
Internal::root_up => {
let tree = self.displayed_tree();
let root = tree.root();
if let Some(new_root) = root.parent() {
self.modified(
screen,
new_root.to_path_buf(),
tree.options.clone(),
None,
bang,
con,
)
} else {
CmdResult::error(format!("{:?} has no parent", root))
}
}
Internal::root_down => {
let tree = self.displayed_tree();
if tree.selection > 0 {
let root_len = tree.root().components().count();
let new_root = tree.selected_line().path
.components()
.take(root_len + 1)
.collect();
self.modified(
screen,
new_root,
tree.options.clone(),
None,
bang,
con,
)
} else {
CmdResult::error("No selected line")
}
}
Internal::stage_all_files => {
let pattern = self.displayed_tree().options.pattern.clone();
self.pending_task = Some(BrowserTask::StageAll(pattern));
if cc.app.stage_panel.is_none() {
let stage_options = self.tree.options.without_pattern();
CmdResult::NewPanel {
state: Box::new(StageState::new(app_state, stage_options, con)),
purpose: PanelPurpose::None,
direction: HDir::Right,
}
} else {
CmdResult::Keep
}
}
Internal::select_first => {
self.displayed_tree_mut().try_select_first();
CmdResult::Keep
}
Internal::select_last => {
let page_height = BrowserState::page_height(screen);
self.displayed_tree_mut().try_select_last(page_height);
CmdResult::Keep
}
Internal::start_end_panel => {
if cc.panel.purpose.is_arg_edition() {
debug!("start_end understood as end");
CmdResult::ClosePanel {
validate_purpose: true,
panel_ref: PanelReference::Active,
}
} else {
debug!("start_end understood as start");
let tree_options = self.displayed_tree().options.clone();
if let Some(input_invocation) = input_invocation {
// we'll go for input arg editing
let path = if let Some(input_arg) = &input_invocation.args {
path::path_from(self.root(), PathAnchor::Unspecified, input_arg)
} else {
self.root().to_path_buf()
};
let arg_type = SelectionType::Any; // We might do better later
let purpose = PanelPurpose::ArgEdition { arg_type };
internal_focus::new_panel_on_path(
path, screen, tree_options, purpose, con, HDir::Right,
)
} else {
// we just open a new panel on the selected path,
// without purpose
internal_focus::new_panel_on_path(
self.displayed_tree().selected_line().path.to_path_buf(),
screen,
tree_options,
PanelPurpose::None,
con,
HDir::Right,
)
}
}
}
Internal::total_search => {
match self.filtered_tree.as_ref().map(|t| t.total_search) {
None => {
CmdResult::error("this verb can be used only after a search")
}
Some(true) => {
CmdResult::error("search was already total: all possible matches have been ranked")
}
Some(false) => {
self.search(self.displayed_tree().options.pattern.clone(), true);
CmdResult::Keep
}
}
}
Internal::quit => CmdResult::Quit,
_ => self.on_internal_generic(
w,
internal_exec,
input_invocation,
trigger_type,
app_state,
cc,
)?,
})
}
fn no_verb_status(
&self,
has_previous_state: bool,
con: &AppContext,
) -> Status {
let tree = self.displayed_tree();
if tree.is_empty() {
if tree.build_report.hidden_count > 0 {
let mut parts = Vec::new();
if let Some(md) = con.standard_status.all_files_hidden.clone() {
parts.push(md);
}
if let Some(md) = con.standard_status.all_files_git_ignored.clone() {
parts.push(md);
}
if !parts.is_empty() {
return Status::from_error(parts.join(". "));
}
}
}
let mut ssb = con.standard_status.builder(
PanelStateType::Tree,
tree.selected_line().as_selection(),
);
ssb.has_previous_state = has_previous_state;
ssb.is_filtered = self.filtered_tree.is_some();
ssb.has_removed_pattern = false;
ssb.on_tree_root = tree.selection == 0;
ssb.status()
}sourcepub fn mode(&self) -> Mode
pub fn mode(&self) -> Mode
Examples found in repository?
More examples
src/display/permissions.rs (line 112)
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pub fn write_permissions<'w, W: Write>(
&self,
cw: &mut CropWriter<'w, W>,
line: &TreeLine,
selected: bool,
) -> Result<usize, ProgramError> {
Ok(if line.is_selectable() {
self.write_mode(cw, line.mode(), selected)?;
let owner = permissions::user_name(line.metadata.uid());
cond_bg!(owner_style, self, selected, self.skin.owner);
cw.queue_g_string(
owner_style,
format!(" {:w$}", &owner, w = self.max_user_len),
)?;
let group = permissions::group_name(line.metadata.gid());
cond_bg!(group_style, self, selected, self.skin.group);
cw.queue_g_string(
group_style,
format!(" {:w$}", &group, w = self.max_group_len),
)?;
1
} else {
9 + 1 + self.max_user_len + 1 + self.max_group_len + 1
})
}sourcepub fn device_id(&self) -> DeviceId
pub fn device_id(&self) -> DeviceId
Examples found in repository?
src/display/displayable_tree.rs (line 125)
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fn write_line_device_id<'w, W: Write>(
&self,
cw: &mut CropWriter<'w, W>,
line: &TreeLine,
selected: bool,
) -> Result<usize, termimad::Error> {
let device_id = line.device_id();
cond_bg!(style, self, selected, self.skin.device_id_major);
cw.queue_g_string(style, format!("{:>3}", device_id.major))?;
cond_bg!(style, self, selected, self.skin.device_id_sep);
cw.queue_char(style, ':')?;
cond_bg!(style, self, selected, self.skin.device_id_minor);
cw.queue_g_string(style, format!("{:<3}", device_id.minor))?;
Ok(0)
}sourcepub fn mount(&self) -> Option<Mount>
pub fn mount(&self) -> Option<Mount>
Examples found in repository?
src/display/displayable_tree.rs (line 422)
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pub fn write_root_line<'w, W: Write>(
&self,
cw: &mut CropWriter<'w, W>,
selected: bool,
) -> Result<(), ProgramError> {
cond_bg!(style, self, selected, self.skin.directory);
let line = &self.tree.lines[0];
if self.tree.options.show_sizes {
if let Some(s) = line.sum {
cw.queue_g_string(
style,
format!("{:>4} ", file_size::fit_4(s.to_size())),
)?;
}
}
let title = line.path.to_string_lossy();
cw.queue_str(style, &title)?;
if self.in_app && !cw.is_full() {
if let ComputationResult::Done(git_status) = &self.tree.git_status {
let git_status_display = GitStatusDisplay::from(
git_status,
self.skin,
cw.allowed,
);
git_status_display.write(cw, selected)?;
}
#[cfg(unix)]
if self.tree.options.show_root_fs {
if let Some(mount) = line.mount() {
let fs_space_display = crate::filesystems::MountSpaceDisplay::from(
&mount,
self.skin,
cw.allowed,
);
fs_space_display.write(cw, selected)?;
}
}
self.extend_line_bg(cw, selected)?;
}
Ok(())
}sourcepub fn is_exe(&self) -> bool
pub fn is_exe(&self) -> bool
Examples found in repository?
More examples
src/display/displayable_tree.rs (line 80)
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fn label_style(
&self,
line: &TreeLine,
selected: bool,
) -> CompoundStyle {
let style = match &line.line_type {
TreeLineType::Dir => &self.skin.directory,
TreeLineType::File => {
if line.is_exe() {
&self.skin.exe
} else {
&self.skin.file
}
}
TreeLineType::BrokenSymLink(_) | TreeLineType::SymLink { .. } => &self.skin.link,
TreeLineType::Pruning => &self.skin.pruning,
};
let mut style = style.clone();
if let Some(ext_color) = line.extension().and_then(|ext| self.ext_colors.get(ext)) {
style.set_fg(ext_color);
}
if selected {
if let Some(c) = self.skin.selected_line.get_bg() {
style.set_bg(c);
}
}
style
}sourcepub fn target(&self) -> &Path
pub fn target(&self) -> &Path
build and return the absolute targeted path: either self.path or the solved canonicalized symlink
Examples found in repository?
src/browser/browser_state.rs (line 130)
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pub fn open_selection_stay_in_broot(
&mut self,
screen: Screen,
con: &AppContext,
in_new_panel: bool,
keep_pattern: bool,
) -> Result<CmdResult, ProgramError> {
let tree = self.displayed_tree();
let line = tree.selected_line();
let mut target = line.target().to_path_buf();
if line.is_dir() {
if tree.selection == 0 {
// opening the root would be going to where we already are.
// We go up one level instead
if let Some(parent) = target.parent() {
target = PathBuf::from(parent);
}
}
let dam = Dam::unlimited();
Ok(CmdResult::from_optional_state(
BrowserState::new(
target,
if keep_pattern {
tree.options.clone()
} else {
tree.options.without_pattern()
},
screen,
con,
&dam,
),
None,
in_new_panel,
))
} else {
match opener::open(&target) {
Ok(exit_status) => {
info!("open returned with exit_status {:?}", exit_status);
Ok(CmdResult::Keep)
}
Err(e) => Ok(CmdResult::error(format!("{:?}", e))),
}
}
}