use crate::{    blame_entry_tooltip::{blame_entry_relative_timestamp, BlameEntryTooltip},    code_context_menus::{CodeActionsMenu, MENU_ASIDE_MAX_WIDTH, MENU_ASIDE_MIN_WIDTH, MENU_GAP},    display_map::{        Block, BlockContext, BlockStyle, DisplaySnapshot, HighlightedChunk, ToDisplayPoint,    },    editor_settings::{        CurrentLineHighlight, DoubleClickInMultibuffer, MultiCursorModifier, ScrollBeyondLastLine,        ScrollbarDiagnostics, ShowScrollbar,    },    git::blame::{CommitDetails, GitBlame},    hover_popover::{        self, hover_at, HOVER_POPOVER_GAP, MIN_POPOVER_CHARACTER_WIDTH, MIN_POPOVER_LINE_HEIGHT,    },    items::BufferSearchHighlights,    mouse_context_menu::{self, MenuPosition, MouseContextMenu},    scroll::{axis_pair, scroll_amount::ScrollAmount, AxisPair},    BlockId, ChunkReplacement, CursorShape, CustomBlockId, DisplayPoint, DisplayRow,    DocumentHighlightRead, DocumentHighlightWrite, EditDisplayMode, Editor, EditorMode,    EditorSettings, EditorSnapshot, EditorStyle, ExpandExcerpts, FocusedBlock, GoToHunk,    GoToPrevHunk, GutterDimensions, HalfPageDown, HalfPageUp, HandleInput, HoveredCursor,    InlineCompletion, JumpData, LineDown, LineUp, OpenExcerpts, PageDown, PageUp, Point,    RevertSelectedHunks, RowExt, RowRangeExt, SelectPhase, Selection, SoftWrap,    StickyHeaderExcerpt, ToPoint, ToggleFold, CURSORS_VISIBLE_FOR, FILE_HEADER_HEIGHT,    GIT_BLAME_MAX_AUTHOR_CHARS_DISPLAYED, MAX_LINE_LEN, MULTI_BUFFER_EXCERPT_HEADER_HEIGHT,};use client::ParticipantIndex;use collections::{BTreeMap, HashMap, HashSet};use diff::DiffHunkStatus;use file_icons::FileIcons;use git::{blame::BlameEntry, Oid};use gpui::{    anchored, deferred, div, fill, linear_color_stop, linear_gradient, outline, point, px, quad,    relative, size, svg, transparent_black, Action, AnyElement, App, AvailableSpace, Axis, Bounds,    ClickEvent, ClipboardItem, ContentMask, Context, Corner, Corners, CursorStyle, DispatchPhase,    Edges, Element, ElementInputHandler, Entity, FocusHandle, Focusable as _, FontId,    GlobalElementId, Hitbox, Hsla, InteractiveElement, IntoElement, Keystroke, Length,    ModifiersChangedEvent, MouseButton, MouseDownEvent, MouseMoveEvent, MouseUpEvent, PaintQuad,    ParentElement, Pixels, ScrollDelta, ScrollWheelEvent, ShapedLine, SharedString, Size,    StatefulInteractiveElement, Style, Styled, Subscription, TextRun, TextStyleRefinement,    WeakEntity, Window,};use itertools::Itertools;use language::{    language_settings::{        IndentGuideBackgroundColoring, IndentGuideColoring, IndentGuideSettings,        ShowWhitespaceSetting,    },    ChunkRendererContext,};use lsp::DiagnosticSeverity;use multi_buffer::{    Anchor, ExcerptId, ExcerptInfo, ExpandExcerptDirection, MultiBufferPoint, MultiBufferRow,    RowInfo, ToOffset,};use project::project_settings::{GitGutterSetting, ProjectSettings};use settings::Settings;use smallvec::{smallvec, SmallVec};use std::{    any::TypeId,    borrow::Cow,    cmp::{self, Ordering},    fmt::{self, Write},    iter, mem,    ops::{Deref, Range},    rc::Rc,    sync::Arc,};use sum_tree::Bias;use text::BufferId;use theme::{ActiveTheme, Appearance, PlayerColor};use ui::{    h_flex, prelude::*, ButtonLike, ButtonStyle, ContextMenu, IconButtonShape, KeyBinding, Tooltip,    POPOVER_Y_PADDING,};use unicode_segmentation::UnicodeSegmentation;use util::{RangeExt, ResultExt};use workspace::{item::Item, notifications::NotifyTaskExt, Workspace}; const INLINE_BLAME_PADDING_EM_WIDTHS: f32 = 7.; #[derive(Debug, Clone, PartialEq, Eq)]enum DisplayDiffHunk {    Folded {        display_row: DisplayRow,    },     Unfolded {        diff_base_byte_range: Range<usize>,        display_row_range: Range<DisplayRow>,        multi_buffer_range: Range<Anchor>,        status: DiffHunkStatus,    },} struct SelectionLayout {    head: DisplayPoint,    cursor_shape: CursorShape,    is_newest: bool,    is_local: bool,    range: Range<DisplayPoint>,    active_rows: Range<DisplayRow>,    user_name: Option<SharedString>,} impl SelectionLayout {    fn new<T: ToPoint + ToDisplayPoint + Clone>(        selection: Selection<T>,        line_mode: bool,        cursor_shape: CursorShape,        map: &DisplaySnapshot,        is_newest: bool,        is_local: bool,        user_name: Option<SharedString>,    ) -> Self {        let point_selection = selection.map(|p| p.to_point(&map.buffer_snapshot));        let display_selection = point_selection.map(|p| p.to_display_point(map));        let mut range = display_selection.range();        let mut head = display_selection.head();        let mut active_rows = map.prev_line_boundary(point_selection.start).1.row()            ..map.next_line_boundary(point_selection.end).1.row();         // vim visual line mode        if line_mode {            let point_range = map.expand_to_line(point_selection.range());            range = point_range.start.to_display_point(map)..point_range.end.to_display_point(map);        }         // any vim visual mode (including line mode)        if (cursor_shape == CursorShape::Block || cursor_shape == CursorShape::Hollow)            && !range.is_empty()            && !selection.reversed        {            if head.column() > 0 {                head = map.clip_point(DisplayPoint::new(head.row(), head.column() - 1), Bias::Left)            } else if head.row().0 > 0 && head != map.max_point() {                head = map.clip_point(                    DisplayPoint::new(                        head.row().previous_row(),                        map.line_len(head.row().previous_row()),                    ),                    Bias::Left,                );                // updating range.end is a no-op unless you're cursor is                // on the newline containing a multi-buffer divider                // in which case the clip_point may have moved the head up                // an additional row.                range.end = DisplayPoint::new(head.row().next_row(), 0);                active_rows.end = head.row();            }        }         Self {            head,            cursor_shape,            is_newest,            is_local,            range,            active_rows,            user_name,        }    }} pub struct EditorElement {    editor: Entity<Editor>,    style: EditorStyle,} type DisplayRowDelta = u32; impl EditorElement {    pub(crate) const SCROLLBAR_WIDTH: Pixels = px(15.);     pub fn new(editor: &Entity<Editor>, style: EditorStyle) -> Self {        Self {            editor: editor.clone(),            style,        }    }     fn register_actions(&self, window: &mut Window, cx: &mut App) {        let editor = &self.editor;        editor.update(cx, |editor, cx| {            for action in editor.editor_actions.borrow().values() {                (action)(window, cx)            }        });         crate::rust_analyzer_ext::apply_related_actions(editor, window, cx);        crate::clangd_ext::apply_related_actions(editor, window, cx);        register_action(editor, window, Editor::open_context_menu);        register_action(editor, window, Editor::move_left);        register_action(editor, window, Editor::move_right);        register_action(editor, window, Editor::move_down);        register_action(editor, window, Editor::move_down_by_lines);        register_action(editor, window, Editor::select_down_by_lines);        register_action(editor, window, Editor::move_up);        register_action(editor, window, Editor::move_up_by_lines);        register_action(editor, window, Editor::select_up_by_lines);        register_action(editor, window, Editor::select_page_down);        register_action(editor, window, Editor::select_page_up);        register_action(editor, window, Editor::cancel);        register_action(editor, window, Editor::newline);        register_action(editor, window, Editor::newline_above);        register_action(editor, window, Editor::newline_below);        register_action(editor, window, Editor::backspace);        register_action(editor, window, Editor::delete);        register_action(editor, window, Editor::tab);        register_action(editor, window, Editor::tab_prev);        register_action(editor, window, Editor::indent);        register_action(editor, window, Editor::outdent);        register_action(editor, window, Editor::autoindent);        register_action(editor, window, Editor::delete_line);        register_action(editor, window, Editor::join_lines);        register_action(editor, window, Editor::sort_lines_case_sensitive);        register_action(editor, window, Editor::sort_lines_case_insensitive);        register_action(editor, window, Editor::reverse_lines);        register_action(editor, window, Editor::shuffle_lines);        register_action(editor, window, Editor::convert_to_upper_case);        register_action(editor, window, Editor::convert_to_lower_case);        register_action(editor, window, Editor::convert_to_title_case);        register_action(editor, window, Editor::convert_to_snake_case);        register_action(editor, window, Editor::convert_to_kebab_case);        register_action(editor, window, Editor::convert_to_upper_camel_case);        register_action(editor, window, Editor::convert_to_lower_camel_case);        register_action(editor, window, Editor::convert_to_opposite_case);        register_action(editor, window, Editor::delete_to_previous_word_start);        register_action(editor, window, Editor::delete_to_previous_subword_start);        register_action(editor, window, Editor::delete_to_next_word_end);        register_action(editor, window, Editor::delete_to_next_subword_end);        register_action(editor, window, Editor::delete_to_beginning_of_line);        register_action(editor, window, Editor::delete_to_end_of_line);        register_action(editor, window, Editor::cut_to_end_of_line);        register_action(editor, window, Editor::duplicate_line_up);        register_action(editor, window, Editor::duplicate_line_down);        register_action(editor, window, Editor::duplicate_selection);        register_action(editor, window, Editor::move_line_up);        register_action(editor, window, Editor::move_line_down);        register_action(editor, window, Editor::transpose);        register_action(editor, window, Editor::rewrap);        register_action(editor, window, Editor::cut);        register_action(editor, window, Editor::kill_ring_cut);        register_action(editor, window, Editor::kill_ring_yank);        register_action(editor, window, Editor::copy);        register_action(editor, window, Editor::paste);        register_action(editor, window, Editor::undo);        register_action(editor, window, Editor::redo);        register_action(editor, window, Editor::move_page_up);        register_action(editor, window, Editor::move_page_down);        register_action(editor, window, Editor::next_screen);        register_action(editor, window, Editor::scroll_cursor_top);        register_action(editor, window, Editor::scroll_cursor_center);        register_action(editor, window, Editor::scroll_cursor_bottom);        register_action(editor, window, Editor::scroll_cursor_center_top_bottom);        register_action(editor, window, |editor, _: &LineDown, window, cx| {            editor.scroll_screen(&ScrollAmount::Line(1.), window, cx)        });        register_action(editor, window, |editor, _: &LineUp, window, cx| {            editor.scroll_screen(&ScrollAmount::Line(-1.), window, cx)        });        register_action(editor, window, |editor, _: &HalfPageDown, window, cx| {            editor.scroll_screen(&ScrollAmount::Page(0.5), window, cx)        });        register_action(            editor,            window,            |editor, HandleInput(text): &HandleInput, window, cx| {                if text.is_empty() {                    return;                }                editor.handle_input(text, window, cx);            },        );        register_action(editor, window, |editor, _: &HalfPageUp, window, cx| {            editor.scroll_screen(&ScrollAmount::Page(-0.5), window, cx)        });        register_action(editor, window, |editor, _: &PageDown, window, cx| {            editor.scroll_screen(&ScrollAmount::Page(1.), window, cx)        });        register_action(editor, window, |editor, _: &PageUp, window, cx| {            editor.scroll_screen(&ScrollAmount::Page(-1.), window, cx)        });        register_action(editor, window, Editor::move_to_previous_word_start);        register_action(editor, window, Editor::move_to_previous_subword_start);        register_action(editor, window, Editor::move_to_next_word_end);        register_action(editor, window, Editor::move_to_next_subword_end);        register_action(editor, window, Editor::move_to_beginning_of_line);        register_action(editor, window, Editor::move_to_end_of_line);        register_action(editor, window, Editor::move_to_start_of_paragraph);        register_action(editor, window, Editor::move_to_end_of_paragraph);        register_action(editor, window, Editor::move_to_beginning);        register_action(editor, window, Editor::move_to_end);        register_action(editor, window, Editor::select_up);        register_action(editor, window, Editor::select_down);        register_action(editor, window, Editor::select_left);        register_action(editor, window, Editor::select_right);        register_action(editor, window, Editor::select_to_previous_word_start);        register_action(editor, window, Editor::select_to_previous_subword_start);        register_action(editor, window, Editor::select_to_next_word_end);        register_action(editor, window, Editor::select_to_next_subword_end);        register_action(editor, window, Editor::select_to_beginning_of_line);        register_action(editor, window, Editor::select_to_end_of_line);        register_action(editor, window, Editor::select_to_start_of_paragraph);        register_action(editor, window, Editor::select_to_end_of_paragraph);        register_action(editor, window, Editor::select_to_beginning);        register_action(editor, window, Editor::select_to_end);        register_action(editor, window, Editor::select_all);        register_action(editor, window, |editor, action, window, cx| {            editor.select_all_matches(action, window, cx).log_err();        });        register_action(editor, window, Editor::select_line);        register_action(editor, window, Editor::split_selection_into_lines);        register_action(editor, window, Editor::add_selection_above);        register_action(editor, window, Editor::add_selection_below);        register_action(editor, window, |editor, action, window, cx| {            editor.select_next(action, window, cx).log_err();        });        register_action(editor, window, |editor, action, window, cx| {            editor.select_previous(action, window, cx).log_err();        });        register_action(editor, window, Editor::toggle_comments);        register_action(editor, window, Editor::select_larger_syntax_node);        register_action(editor, window, Editor::select_smaller_syntax_node);        register_action(editor, window, Editor::select_enclosing_symbol);        register_action(editor, window, Editor::move_to_enclosing_bracket);        register_action(editor, window, Editor::undo_selection);        register_action(editor, window, Editor::redo_selection);        if !editor.read(cx).is_singleton(cx) {            register_action(editor, window, Editor::expand_excerpts);            register_action(editor, window, Editor::expand_excerpts_up);            register_action(editor, window, Editor::expand_excerpts_down);        }        register_action(editor, window, Editor::go_to_diagnostic);        register_action(editor, window, Editor::go_to_prev_diagnostic);        register_action(editor, window, Editor::go_to_next_hunk);        register_action(editor, window, Editor::go_to_prev_hunk);        register_action(editor, window, |editor, action, window, cx| {            editor                .go_to_definition(action, window, cx)                .detach_and_log_err(cx);        });        register_action(editor, window, |editor, action, window, cx| {            editor                .go_to_definition_split(action, window, cx)                .detach_and_log_err(cx);        });        register_action(editor, window, |editor, action, window, cx| {            editor                .go_to_declaration(action, window, cx)                .detach_and_log_err(cx);        });        register_action(editor, window, |editor, action, window, cx| {            editor                .go_to_declaration_split(action, window, cx)                .detach_and_log_err(cx);        });        register_action(editor, window, |editor, action, window, cx| {            editor                .go_to_implementation(action, window, cx)                .detach_and_log_err(cx);        });        register_action(editor, window, |editor, action, window, cx| {            editor                .go_to_implementation_split(action, window, cx)                .detach_and_log_err(cx);        });        register_action(editor, window, |editor, action, window, cx| {            editor                .go_to_type_definition(action, window, cx)                .detach_and_log_err(cx);        });        register_action(editor, window, |editor, action, window, cx| {            editor                .go_to_type_definition_split(action, window, cx)                .detach_and_log_err(cx);        });        register_action(editor, window, Editor::open_url);        register_action(editor, window, Editor::open_selected_filename);        register_action(editor, window, Editor::fold);        register_action(editor, window, Editor::fold_at_level);        register_action(editor, window, Editor::fold_all);        register_action(editor, window, Editor::fold_function_bodies);        register_action(editor, window, Editor::fold_at);        register_action(editor, window, Editor::fold_recursive);        register_action(editor, window, Editor::toggle_fold);        register_action(editor, window, Editor::toggle_fold_recursive);        register_action(editor, window, Editor::unfold_lines);        register_action(editor, window, Editor::unfold_recursive);        register_action(editor, window, Editor::unfold_all);        register_action(editor, window, Editor::unfold_at);        register_action(editor, window, Editor::fold_selected_ranges);        register_action(editor, window, Editor::set_mark);        register_action(editor, window, Editor::swap_selection_ends);        register_action(editor, window, Editor::show_completions);        register_action(editor, window, Editor::toggle_code_actions);        register_action(editor, window, Editor::open_excerpts);        register_action(editor, window, Editor::open_excerpts_in_split);        register_action(editor, window, Editor::open_proposed_changes_editor);        register_action(editor, window, Editor::toggle_soft_wrap);        register_action(editor, window, Editor::toggle_tab_bar);        register_action(editor, window, Editor::toggle_line_numbers);        register_action(editor, window, Editor::toggle_relative_line_numbers);        register_action(editor, window, Editor::toggle_indent_guides);        register_action(editor, window, Editor::toggle_inlay_hints);        register_action(editor, window, Editor::toggle_inline_completions);        register_action(editor, window, hover_popover::hover);        register_action(editor, window, Editor::reveal_in_finder);        register_action(editor, window, Editor::copy_path);        register_action(editor, window, Editor::copy_relative_path);        register_action(editor, window, Editor::copy_highlight_json);        register_action(editor, window, Editor::copy_permalink_to_line);        register_action(editor, window, Editor::open_permalink_to_line);        register_action(editor, window, Editor::copy_file_location);        register_action(editor, window, Editor::toggle_git_blame);        register_action(editor, window, Editor::toggle_git_blame_inline);        register_action(editor, window, Editor::toggle_selected_diff_hunks);        register_action(editor, window, Editor::expand_all_diff_hunks);        register_action(editor, window, |editor, action, window, cx| {            if let Some(task) = editor.format(action, window, cx) {                task.detach_and_notify_err(window, cx);            } else {                cx.propagate();            }        });        register_action(editor, window, |editor, action, window, cx| {            if let Some(task) = editor.format_selections(action, window, cx) {                task.detach_and_notify_err(window, cx);            } else {                cx.propagate();            }        });        register_action(editor, window, Editor::restart_language_server);        register_action(editor, window, Editor::show_character_palette);        register_action(editor, window, |editor, action, window, cx| {            if let Some(task) = editor.confirm_completion(action, window, cx) {                task.detach_and_notify_err(window, cx);            } else {                cx.propagate();            }        });        register_action(editor, window, |editor, action, window, cx| {            if let Some(task) = editor.compose_completion(action, window, cx) {                task.detach_and_notify_err(window, cx);            } else {                cx.propagate();            }        });        register_action(editor, window, |editor, action, window, cx| {            if let Some(task) = editor.confirm_code_action(action, window, cx) {                task.detach_and_notify_err(window, cx);            } else {                cx.propagate();            }        });        register_action(editor, window, |editor, action, window, cx| {            if let Some(task) = editor.rename(action, window, cx) {                task.detach_and_notify_err(window, cx);            } else {                cx.propagate();            }        });        register_action(editor, window, |editor, action, window, cx| {            if let Some(task) = editor.confirm_rename(action, window, cx) {                task.detach_and_notify_err(window, cx);            } else {                cx.propagate();            }        });        register_action(editor, window, |editor, action, window, cx| {            if let Some(task) = editor.find_all_references(action, window, cx) {                task.detach_and_log_err(cx);            } else {                cx.propagate();            }        });        register_action(editor, window, Editor::show_signature_help);        register_action(editor, window, Editor::next_inline_completion);        register_action(editor, window, Editor::previous_inline_completion);        register_action(editor, window, Editor::show_inline_completion);        register_action(editor, window, Editor::context_menu_first);        register_action(editor, window, Editor::context_menu_prev);        register_action(editor, window, Editor::context_menu_next);        register_action(editor, window, Editor::context_menu_last);        register_action(editor, window, Editor::display_cursor_names);        register_action(editor, window, Editor::unique_lines_case_insensitive);        register_action(editor, window, Editor::unique_lines_case_sensitive);        register_action(editor, window, Editor::accept_partial_inline_completion);        register_action(editor, window, Editor::accept_inline_completion);        register_action(editor, window, Editor::revert_file);        register_action(editor, window, Editor::revert_selected_hunks);        register_action(editor, window, Editor::apply_all_diff_hunks);        register_action(editor, window, Editor::apply_selected_diff_hunks);        register_action(editor, window, Editor::open_active_item_in_terminal);        register_action(editor, window, Editor::reload_file);        register_action(editor, window, Editor::spawn_nearest_task);        register_action(editor, window, Editor::insert_uuid_v4);        register_action(editor, window, Editor::insert_uuid_v7);        register_action(editor, window, Editor::open_selections_in_multibuffer);    }

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