Detailed changes
@@ -62,8 +62,7 @@ dependencies = [
[[package]]
name = "alacritty_config_derive"
version = "0.1.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "77044c45bdb871e501b5789ad16293ecb619e5733b60f4bb01d1cb31c463c336"
+source = "git+https://github.com/zed-industries/alacritty?rev=e9b864860ec79cc1b70042aafce100cdd6985a0a#e9b864860ec79cc1b70042aafce100cdd6985a0a"
dependencies = [
"proc-macro2",
"quote",
@@ -72,14 +71,13 @@ dependencies = [
[[package]]
name = "alacritty_terminal"
-version = "0.16.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "02fb5d4af84e39f9754d039ff6de2233c8996dbae0af74910156e559e5766e2f"
+version = "0.17.0-dev"
+source = "git+https://github.com/zed-industries/alacritty?rev=e9b864860ec79cc1b70042aafce100cdd6985a0a#e9b864860ec79cc1b70042aafce100cdd6985a0a"
dependencies = [
"alacritty_config_derive",
"base64 0.13.0",
"bitflags",
- "dirs 3.0.2",
+ "dirs 4.0.0",
"libc",
"log",
"mio 0.6.23",
@@ -5355,12 +5353,14 @@ name = "terminal"
version = "0.1.0"
dependencies = [
"alacritty_terminal",
+ "anyhow",
"client",
"dirs 4.0.0",
"editor",
"futures",
"gpui",
"itertools",
+ "libc",
"mio-extras",
"ordered-float",
"project",
@@ -5368,6 +5368,7 @@ dependencies = [
"shellexpand",
"smallvec",
"theme",
+ "thiserror",
"util",
"workspace",
]
@@ -102,10 +102,10 @@
//
"working_directory": "current_project_directory",
//Any key-value pairs added to this list will be added to the terminal's
- //enviroment. Use `:` to seperate multiple values, not multiple list items
- "env": [
- //["KEY", "value1:value2"]
- ]
+ //enviroment. Use `:` to seperate multiple values.
+ "env": {
+ //"KEY": "value1:value2"
+ }
//Set the terminal's font size. If this option is not included,
//the terminal will default to matching the buffer's font size.
//"font_size": "15"
@@ -362,12 +362,7 @@ mod tests {
});
let palette = workspace.read_with(cx, |workspace, _| {
- workspace
- .modal()
- .unwrap()
- .clone()
- .downcast::<CommandPalette>()
- .unwrap()
+ workspace.modal::<CommandPalette>().unwrap()
});
palette
@@ -398,12 +393,7 @@ mod tests {
// Assert editor command not present
let palette = workspace.read_with(cx, |workspace, _| {
- workspace
- .modal()
- .unwrap()
- .clone()
- .downcast::<CommandPalette>()
- .unwrap()
+ workspace.modal::<CommandPalette>().unwrap()
});
palette
@@ -317,15 +317,7 @@ mod tests {
let (window_id, workspace) = cx.add_window(|cx| Workspace::new(project, cx));
cx.dispatch_action(window_id, Toggle);
- let finder = cx.read(|cx| {
- workspace
- .read(cx)
- .modal()
- .cloned()
- .unwrap()
- .downcast::<FileFinder>()
- .unwrap()
- });
+ let finder = cx.read(|cx| workspace.read(cx).modal::<FileFinder>().unwrap());
cx.dispatch_action(window_id, Input("b".into()));
cx.dispatch_action(window_id, Input("n".into()));
cx.dispatch_action(window_id, Input("a".into()));
@@ -81,7 +81,7 @@ pub struct TerminalSettings {
pub working_directory: Option<WorkingDirectory>,
pub font_size: Option<f32>,
pub font_family: Option<String>,
- pub env: Option<Vec<(String, String)>>,
+ pub env: Option<HashMap<String, String>>,
}
#[derive(Clone, Debug, Deserialize, PartialEq, Eq, JsonSchema)]
@@ -8,7 +8,7 @@ path = "src/terminal.rs"
doctest = false
[dependencies]
-alacritty_terminal = "0.16.1"
+alacritty_terminal = { git = "https://github.com/zed-industries/alacritty", rev = "e9b864860ec79cc1b70042aafce100cdd6985a0a"}
editor = { path = "../editor" }
util = { path = "../util" }
gpui = { path = "../gpui" }
@@ -23,6 +23,10 @@ ordered-float = "2.1.1"
itertools = "0.10"
dirs = "4.0.0"
shellexpand = "2.1.0"
+libc = "0.2"
+anyhow = "1"
+thiserror = "1.0"
+
[dev-dependencies]
gpui = { path = "../gpui", features = ["test-support"] }
@@ -0,0 +1,832 @@
+use alacritty_terminal::{
+ ansi::{Color::Named, NamedColor},
+ event::WindowSize,
+ grid::{Dimensions, GridIterator, Indexed, Scroll},
+ index::{Column as GridCol, Line as GridLine, Point, Side},
+ selection::SelectionRange,
+ term::cell::{Cell, Flags},
+};
+use editor::{Cursor, CursorShape, HighlightedRange, HighlightedRangeLine};
+use gpui::{
+ color::Color,
+ elements::*,
+ fonts::{TextStyle, Underline},
+ geometry::{
+ rect::RectF,
+ vector::{vec2f, Vector2F},
+ },
+ json::json,
+ text_layout::{Line, RunStyle},
+ Event, FontCache, KeyDownEvent, MouseButton, MouseButtonEvent, MouseMovedEvent, MouseRegion,
+ PaintContext, Quad, ScrollWheelEvent, TextLayoutCache, WeakModelHandle, WeakViewHandle,
+};
+use itertools::Itertools;
+use ordered_float::OrderedFloat;
+use settings::Settings;
+use theme::TerminalStyle;
+use util::ResultExt;
+
+use std::{cmp::min, ops::Range};
+use std::{fmt::Debug, ops::Sub};
+
+use crate::{mappings::colors::convert_color, model::Terminal, ConnectedView};
+
+///Scrolling is unbearably sluggish by default. Alacritty supports a configurable
+///Scroll multiplier that is set to 3 by default. This will be removed when I
+///Implement scroll bars.
+const ALACRITTY_SCROLL_MULTIPLIER: f32 = 3.;
+
+///The information generated during layout that is nescessary for painting
+pub struct LayoutState {
+ cells: Vec<LayoutCell>,
+ rects: Vec<LayoutRect>,
+ highlights: Vec<RelativeHighlightedRange>,
+ cursor: Option<Cursor>,
+ background_color: Color,
+ selection_color: Color,
+ size: TermDimensions,
+}
+
+///Helper struct for converting data between alacritty's cursor points, and displayed cursor points
+struct DisplayCursor {
+ line: i32,
+ col: usize,
+}
+
+impl DisplayCursor {
+ fn from(cursor_point: Point, display_offset: usize) -> Self {
+ Self {
+ line: cursor_point.line.0 + display_offset as i32,
+ col: cursor_point.column.0,
+ }
+ }
+
+ pub fn line(&self) -> i32 {
+ self.line
+ }
+
+ pub fn col(&self) -> usize {
+ self.col
+ }
+}
+
+#[derive(Clone, Copy, Debug)]
+pub struct TermDimensions {
+ cell_width: f32,
+ line_height: f32,
+ height: f32,
+ width: f32,
+}
+
+impl TermDimensions {
+ pub fn new(line_height: f32, cell_width: f32, size: Vector2F) -> Self {
+ TermDimensions {
+ cell_width,
+ line_height,
+ width: size.x(),
+ height: size.y(),
+ }
+ }
+
+ pub fn num_lines(&self) -> usize {
+ (self.height / self.line_height).floor() as usize
+ }
+
+ pub fn num_columns(&self) -> usize {
+ (self.width / self.cell_width).floor() as usize
+ }
+
+ pub fn height(&self) -> f32 {
+ self.height
+ }
+
+ pub fn width(&self) -> f32 {
+ self.width
+ }
+
+ pub fn cell_width(&self) -> f32 {
+ self.cell_width
+ }
+
+ pub fn line_height(&self) -> f32 {
+ self.line_height
+ }
+}
+
+impl Into<WindowSize> for TermDimensions {
+ fn into(self) -> WindowSize {
+ WindowSize {
+ num_lines: self.num_lines() as u16,
+ num_cols: self.num_columns() as u16,
+ cell_width: self.cell_width() as u16,
+ cell_height: self.line_height() as u16,
+ }
+ }
+}
+
+impl Dimensions for TermDimensions {
+ fn total_lines(&self) -> usize {
+ self.screen_lines() //TODO: Check that this is fine. This is supposed to be for the back buffer...
+ }
+
+ fn screen_lines(&self) -> usize {
+ self.num_lines()
+ }
+
+ fn columns(&self) -> usize {
+ self.num_columns()
+ }
+}
+
+#[derive(Clone, Debug, Default)]
+struct LayoutCell {
+ point: Point<i32, i32>,
+ text: Line,
+}
+
+impl LayoutCell {
+ fn new(point: Point<i32, i32>, text: Line) -> LayoutCell {
+ LayoutCell { point, text }
+ }
+
+ fn paint(
+ &self,
+ origin: Vector2F,
+ layout: &LayoutState,
+ visible_bounds: RectF,
+ cx: &mut PaintContext,
+ ) {
+ let pos = point_to_absolute(origin, self.point, layout);
+ self.text
+ .paint(pos, visible_bounds, layout.size.line_height, cx);
+ }
+}
+
+#[derive(Clone, Debug, Default)]
+struct LayoutRect {
+ point: Point<i32, i32>,
+ num_of_cells: usize,
+ color: Color,
+}
+
+impl LayoutRect {
+ fn new(point: Point<i32, i32>, num_of_cells: usize, color: Color) -> LayoutRect {
+ LayoutRect {
+ point,
+ num_of_cells,
+ color,
+ }
+ }
+
+ fn extend(&self) -> Self {
+ LayoutRect {
+ point: self.point,
+ num_of_cells: self.num_of_cells + 1,
+ color: self.color,
+ }
+ }
+
+ fn paint(&self, origin: Vector2F, layout: &LayoutState, cx: &mut PaintContext) {
+ let position = point_to_absolute(origin, self.point, layout);
+
+ let size = vec2f(
+ (layout.size.cell_width.ceil() * self.num_of_cells as f32).ceil(),
+ layout.size.line_height,
+ );
+
+ cx.scene.push_quad(Quad {
+ bounds: RectF::new(position, size),
+ background: Some(self.color),
+ border: Default::default(),
+ corner_radius: 0.,
+ })
+ }
+}
+
+fn point_to_absolute(origin: Vector2F, point: Point<i32, i32>, layout: &LayoutState) -> Vector2F {
+ vec2f(
+ (origin.x() + point.column as f32 * layout.size.cell_width).floor(),
+ origin.y() + point.line as f32 * layout.size.line_height,
+ )
+}
+
+#[derive(Clone, Debug, Default)]
+struct RelativeHighlightedRange {
+ line_index: usize,
+ range: Range<usize>,
+}
+
+impl RelativeHighlightedRange {
+ fn new(line_index: usize, range: Range<usize>) -> Self {
+ RelativeHighlightedRange { line_index, range }
+ }
+
+ fn to_highlighted_range_line(
+ &self,
+ origin: Vector2F,
+ layout: &LayoutState,
+ ) -> HighlightedRangeLine {
+ let start_x = origin.x() + self.range.start as f32 * layout.size.cell_width;
+ let end_x =
+ origin.x() + self.range.end as f32 * layout.size.cell_width + layout.size.cell_width;
+
+ return HighlightedRangeLine { start_x, end_x };
+ }
+}
+
+///The GPUI element that paints the terminal.
+///We need to keep a reference to the view for mouse events, do we need it for any other terminal stuff, or can we move that to connection?
+pub struct TerminalEl {
+ terminal: WeakModelHandle<Terminal>,
+ view: WeakViewHandle<ConnectedView>,
+ modal: bool,
+}
+
+impl TerminalEl {
+ pub fn new(
+ view: WeakViewHandle<ConnectedView>,
+ terminal: WeakModelHandle<Terminal>,
+ modal: bool,
+ ) -> TerminalEl {
+ TerminalEl {
+ view,
+ terminal,
+ modal,
+ }
+ }
+
+ fn layout_grid(
+ grid: GridIterator<Cell>,
+ text_style: &TextStyle,
+ terminal_theme: &TerminalStyle,
+ text_layout_cache: &TextLayoutCache,
+ modal: bool,
+ selection_range: Option<SelectionRange>,
+ ) -> (
+ Vec<LayoutCell>,
+ Vec<LayoutRect>,
+ Vec<RelativeHighlightedRange>,
+ ) {
+ let mut cells = vec![];
+ let mut rects = vec![];
+ let mut highlight_ranges = vec![];
+
+ let mut cur_rect: Option<LayoutRect> = None;
+ let mut cur_alac_color = None;
+ let mut highlighted_range = None;
+
+ let linegroups = grid.group_by(|i| i.point.line);
+ for (line_index, (_, line)) in linegroups.into_iter().enumerate() {
+ for (x_index, cell) in line.enumerate() {
+ //Increase selection range
+ {
+ if selection_range
+ .map(|range| range.contains(cell.point))
+ .unwrap_or(false)
+ {
+ let mut range = highlighted_range.take().unwrap_or(x_index..x_index);
+ range.end = range.end.max(x_index);
+ highlighted_range = Some(range);
+ }
+ }
+
+ //Expand background rect range
+ {
+ if matches!(cell.bg, Named(NamedColor::Background)) {
+ //Continue to next cell, resetting variables if nescessary
+ cur_alac_color = None;
+ if let Some(rect) = cur_rect {
+ rects.push(rect);
+ cur_rect = None
+ }
+ } else {
+ match cur_alac_color {
+ Some(cur_color) => {
+ if cell.bg == cur_color {
+ cur_rect = cur_rect.take().map(|rect| rect.extend());
+ } else {
+ cur_alac_color = Some(cell.bg);
+ if let Some(_) = cur_rect {
+ rects.push(cur_rect.take().unwrap());
+ }
+ cur_rect = Some(LayoutRect::new(
+ Point::new(line_index as i32, cell.point.column.0 as i32),
+ 1,
+ convert_color(&cell.bg, &terminal_theme.colors, modal),
+ ));
+ }
+ }
+ None => {
+ cur_alac_color = Some(cell.bg);
+ cur_rect = Some(LayoutRect::new(
+ Point::new(line_index as i32, cell.point.column.0 as i32),
+ 1,
+ convert_color(&cell.bg, &terminal_theme.colors, modal),
+ ));
+ }
+ }
+ }
+ }
+
+ //Layout current cell text
+ {
+ let cell_text = &cell.c.to_string();
+ if cell_text != " " {
+ let cell_style =
+ TerminalEl::cell_style(&cell, terminal_theme, text_style, modal);
+
+ let layout_cell = text_layout_cache.layout_str(
+ cell_text,
+ text_style.font_size,
+ &[(cell_text.len(), cell_style)],
+ );
+
+ cells.push(LayoutCell::new(
+ Point::new(line_index as i32, cell.point.column.0 as i32),
+ layout_cell,
+ ))
+ }
+ };
+ }
+
+ if highlighted_range.is_some() {
+ highlight_ranges.push(RelativeHighlightedRange::new(
+ line_index,
+ highlighted_range.take().unwrap(),
+ ))
+ }
+
+ if cur_rect.is_some() {
+ rects.push(cur_rect.take().unwrap());
+ }
+ }
+
+ (cells, rects, highlight_ranges)
+ }
+
+ // Compute the cursor position and expected block width, may return a zero width if x_for_index returns
+ // the same position for sequential indexes. Use em_width instead
+ fn shape_cursor(
+ cursor_point: DisplayCursor,
+ size: TermDimensions,
+ text_fragment: &Line,
+ ) -> Option<(Vector2F, f32)> {
+ if cursor_point.line() < size.total_lines() as i32 {
+ let cursor_width = if text_fragment.width() == 0. {
+ size.cell_width()
+ } else {
+ text_fragment.width()
+ };
+
+ Some((
+ vec2f(
+ cursor_point.col() as f32 * size.cell_width(),
+ cursor_point.line() as f32 * size.line_height(),
+ ),
+ cursor_width,
+ ))
+ } else {
+ None
+ }
+ }
+
+ ///Convert the Alacritty cell styles to GPUI text styles and background color
+ fn cell_style(
+ indexed: &Indexed<&Cell>,
+ style: &TerminalStyle,
+ text_style: &TextStyle,
+ modal: bool,
+ ) -> RunStyle {
+ let flags = indexed.cell.flags;
+ let fg = convert_color(&indexed.cell.fg, &style.colors, modal);
+
+ let underline = flags
+ .contains(Flags::UNDERLINE)
+ .then(|| Underline {
+ color: Some(fg),
+ squiggly: false,
+ thickness: OrderedFloat(1.),
+ })
+ .unwrap_or_default();
+
+ RunStyle {
+ color: fg,
+ font_id: text_style.font_id,
+ underline,
+ }
+ }
+
+ fn attach_mouse_handlers(
+ &self,
+ origin: Vector2F,
+ view_id: usize,
+ visible_bounds: RectF,
+ cur_size: TermDimensions,
+ cx: &mut PaintContext,
+ ) {
+ let mouse_down_connection = self.terminal.clone();
+ let click_connection = self.terminal.clone();
+ let drag_connection = self.terminal.clone();
+ cx.scene.push_mouse_region(
+ MouseRegion::new(view_id, None, visible_bounds)
+ .on_down(
+ MouseButton::Left,
+ move |MouseButtonEvent { position, .. }, cx| {
+ if let Some(conn_handle) = mouse_down_connection.upgrade(cx.app) {
+ conn_handle.update(cx.app, |terminal, cx| {
+ let (point, side) = TerminalEl::mouse_to_cell_data(
+ position,
+ origin,
+ cur_size,
+ terminal.get_display_offset(),
+ );
+
+ terminal.mouse_down(point, side);
+
+ cx.notify();
+ })
+ }
+ },
+ )
+ .on_click(
+ MouseButton::Left,
+ move |MouseButtonEvent {
+ position,
+ click_count,
+ ..
+ },
+ cx| {
+ cx.focus_parent_view();
+ if let Some(conn_handle) = click_connection.upgrade(cx.app) {
+ conn_handle.update(cx.app, |terminal, cx| {
+ let (point, side) = TerminalEl::mouse_to_cell_data(
+ position,
+ origin,
+ cur_size,
+ terminal.get_display_offset(),
+ );
+
+ terminal.click(point, side, click_count);
+
+ cx.notify();
+ });
+ }
+ },
+ )
+ .on_drag(
+ MouseButton::Left,
+ move |_, MouseMovedEvent { position, .. }, cx| {
+ if let Some(conn_handle) = drag_connection.upgrade(cx.app) {
+ conn_handle.update(cx.app, |terminal, cx| {
+ let (point, side) = TerminalEl::mouse_to_cell_data(
+ position,
+ origin,
+ cur_size,
+ terminal.get_display_offset(),
+ );
+
+ terminal.drag(point, side);
+
+ cx.notify()
+ });
+ }
+ },
+ ),
+ );
+ }
+
+ ///Configures a text style from the current settings.
+ pub fn make_text_style(font_cache: &FontCache, settings: &Settings) -> TextStyle {
+ // Pull the font family from settings properly overriding
+ let family_id = settings
+ .terminal_overrides
+ .font_family
+ .as_ref()
+ .or_else(|| settings.terminal_defaults.font_family.as_ref())
+ .and_then(|family_name| font_cache.load_family(&[family_name]).log_err())
+ .unwrap_or(settings.buffer_font_family);
+
+ let font_size = settings
+ .terminal_overrides
+ .font_size
+ .or(settings.terminal_defaults.font_size)
+ .unwrap_or(settings.buffer_font_size);
+
+ let font_id = font_cache
+ .select_font(family_id, &Default::default())
+ .unwrap();
+
+ TextStyle {
+ color: settings.theme.editor.text_color,
+ font_family_id: family_id,
+ font_family_name: font_cache.family_name(family_id).unwrap(),
+ font_id,
+ font_size,
+ font_properties: Default::default(),
+ underline: Default::default(),
+ }
+ }
+
+ pub fn mouse_to_cell_data(
+ pos: Vector2F,
+ origin: Vector2F,
+ cur_size: TermDimensions,
+ display_offset: usize,
+ ) -> (Point, alacritty_terminal::index::Direction) {
+ let pos = pos.sub(origin);
+ let point = {
+ let col = pos.x() / cur_size.cell_width; //TODO: underflow...
+ let col = min(GridCol(col as usize), cur_size.last_column());
+
+ let line = pos.y() / cur_size.line_height;
+ let line = min(line as i32, cur_size.bottommost_line().0);
+
+ Point::new(GridLine(line - display_offset as i32), col)
+ };
+
+ //Copied (with modifications) from alacritty/src/input.rs > Processor::cell_side()
+ let side = {
+ let x = pos.0.x() as usize;
+ let cell_x =
+ x.saturating_sub(cur_size.cell_width as usize) % cur_size.cell_width as usize;
+ let half_cell_width = (cur_size.cell_width / 2.0) as usize;
+
+ let additional_padding =
+ (cur_size.width() - cur_size.cell_width * 2.) % cur_size.cell_width;
+ let end_of_grid = cur_size.width() - cur_size.cell_width - additional_padding;
+ //Width: Pixels or columns?
+ if cell_x > half_cell_width
+ // Edge case when mouse leaves the window.
+ || x as f32 >= end_of_grid
+ {
+ Side::Right
+ } else {
+ Side::Left
+ }
+ };
+
+ (point, side)
+ }
+}
+
+impl Element for TerminalEl {
+ type LayoutState = LayoutState;
+ type PaintState = ();
+
+ fn layout(
+ &mut self,
+ constraint: gpui::SizeConstraint,
+ cx: &mut gpui::LayoutContext,
+ ) -> (gpui::geometry::vector::Vector2F, Self::LayoutState) {
+ let settings = cx.global::<Settings>();
+ let font_cache = &cx.font_cache();
+
+ //Setup layout information
+ let terminal_theme = &settings.theme.terminal;
+ let text_style = TerminalEl::make_text_style(font_cache, &settings);
+ let selection_color = settings.theme.editor.selection.selection;
+ let dimensions = {
+ let line_height = font_cache.line_height(text_style.font_size);
+ let cell_width = font_cache.em_advance(text_style.font_id, text_style.font_size);
+ TermDimensions::new(line_height, cell_width, constraint.max)
+ };
+
+ let terminal = self.terminal.upgrade(cx).unwrap().read(cx);
+
+ let (cursor, cells, rects, highlights) =
+ terminal.render_lock(Some(dimensions.clone()), |content, cursor_text| {
+ let (cells, rects, highlights) = TerminalEl::layout_grid(
+ content.display_iter,
+ &text_style,
+ terminal_theme,
+ cx.text_layout_cache,
+ self.modal,
+ content.selection,
+ );
+
+ //Layout cursor
+ let cursor = {
+ let cursor_point =
+ DisplayCursor::from(content.cursor.point, content.display_offset);
+ let cursor_text = {
+ let str_trxt = cursor_text.to_string();
+ cx.text_layout_cache.layout_str(
+ &str_trxt,
+ text_style.font_size,
+ &[(
+ str_trxt.len(),
+ RunStyle {
+ font_id: text_style.font_id,
+ color: terminal_theme.colors.background,
+ underline: Default::default(),
+ },
+ )],
+ )
+ };
+
+ TerminalEl::shape_cursor(cursor_point, dimensions, &cursor_text).map(
+ move |(cursor_position, block_width)| {
+ Cursor::new(
+ cursor_position,
+ block_width,
+ dimensions.line_height,
+ terminal_theme.colors.cursor,
+ CursorShape::Block,
+ Some(cursor_text.clone()),
+ )
+ },
+ )
+ };
+
+ (cursor, cells, rects, highlights)
+ });
+
+ //Select background color
+ let background_color = if self.modal {
+ terminal_theme.colors.modal_background
+ } else {
+ terminal_theme.colors.background
+ };
+
+ //Done!
+ (
+ constraint.max,
+ LayoutState {
+ cells,
+ cursor,
+ background_color,
+ selection_color,
+ size: dimensions,
+ rects,
+ highlights,
+ },
+ )
+ }
+
+ fn paint(
+ &mut self,
+ bounds: gpui::geometry::rect::RectF,
+ visible_bounds: gpui::geometry::rect::RectF,
+ layout: &mut Self::LayoutState,
+ cx: &mut gpui::PaintContext,
+ ) -> Self::PaintState {
+ //Setup element stuff
+ let clip_bounds = Some(visible_bounds);
+
+ cx.paint_layer(clip_bounds, |cx| {
+ let origin = bounds.origin() + vec2f(layout.size.cell_width, 0.);
+
+ //Elements are ephemeral, only at paint time do we know what could be clicked by a mouse
+ self.attach_mouse_handlers(origin, self.view.id(), visible_bounds, layout.size, cx);
+
+ cx.paint_layer(clip_bounds, |cx| {
+ //Start with a background color
+ cx.scene.push_quad(Quad {
+ bounds: RectF::new(bounds.origin(), bounds.size()),
+ background: Some(layout.background_color),
+ border: Default::default(),
+ corner_radius: 0.,
+ });
+
+ for rect in &layout.rects {
+ rect.paint(origin, &layout, cx)
+ }
+ });
+
+ //Draw Selection
+ cx.paint_layer(clip_bounds, |cx| {
+ let start_y = layout.highlights.get(0).map(|highlight| {
+ origin.y() + highlight.line_index as f32 * layout.size.line_height
+ });
+
+ if let Some(y) = start_y {
+ let range_lines = layout
+ .highlights
+ .iter()
+ .map(|relative_highlight| {
+ relative_highlight.to_highlighted_range_line(origin, layout)
+ })
+ .collect::<Vec<HighlightedRangeLine>>();
+
+ let hr = HighlightedRange {
+ start_y: y, //Need to change this
+ line_height: layout.size.line_height,
+ lines: range_lines,
+ color: layout.selection_color,
+ //Copied from editor. TODO: move to theme or something
+ corner_radius: 0.15 * layout.size.line_height,
+ };
+ hr.paint(bounds, cx.scene);
+ }
+ });
+
+ //Draw the text cells
+ cx.paint_layer(clip_bounds, |cx| {
+ for cell in &layout.cells {
+ cell.paint(origin, layout, visible_bounds, cx);
+ }
+ });
+
+ //Draw cursor
+ if let Some(cursor) = &layout.cursor {
+ cx.paint_layer(clip_bounds, |cx| {
+ cursor.paint(origin, cx);
+ })
+ }
+ });
+ }
+
+ fn dispatch_event(
+ &mut self,
+ event: &gpui::Event,
+ _bounds: gpui::geometry::rect::RectF,
+ visible_bounds: gpui::geometry::rect::RectF,
+ layout: &mut Self::LayoutState,
+ _paint: &mut Self::PaintState,
+ cx: &mut gpui::EventContext,
+ ) -> bool {
+ match event {
+ Event::ScrollWheel(ScrollWheelEvent {
+ delta, position, ..
+ }) => visible_bounds
+ .contains_point(*position)
+ .then(|| {
+ let vertical_scroll =
+ (delta.y() / layout.size.line_height) * ALACRITTY_SCROLL_MULTIPLIER;
+
+ self.terminal.upgrade(cx.app).map(|terminal| {
+ terminal
+ .read(cx.app)
+ .scroll(Scroll::Delta(vertical_scroll.round() as i32));
+ });
+ })
+ .is_some(),
+ Event::KeyDown(KeyDownEvent { keystroke, .. }) => {
+ if !cx.is_parent_view_focused() {
+ return false;
+ }
+
+ //TODO Talk to keith about how to catch events emitted from an element.
+ if let Some(view) = self.view.upgrade(cx.app) {
+ view.update(cx.app, |view, cx| view.clear_bel(cx))
+ }
+
+ self.terminal
+ .upgrade(cx.app)
+ .map(|model_handle| model_handle.read(cx.app))
+ .map(|term| term.try_keystroke(keystroke))
+ .unwrap_or(false)
+ }
+ _ => false,
+ }
+ }
+
+ fn metadata(&self) -> Option<&dyn std::any::Any> {
+ None
+ }
+
+ fn debug(
+ &self,
+ _bounds: gpui::geometry::rect::RectF,
+ _layout: &Self::LayoutState,
+ _paint: &Self::PaintState,
+ _cx: &gpui::DebugContext,
+ ) -> gpui::serde_json::Value {
+ json!({
+ "type": "TerminalElement",
+ })
+ }
+}
+
+mod test {
+
+ #[test]
+ fn test_mouse_to_selection() {
+ let term_width = 100.;
+ let term_height = 200.;
+ let cell_width = 10.;
+ let line_height = 20.;
+ let mouse_pos_x = 100.; //Window relative
+ let mouse_pos_y = 100.; //Window relative
+ let origin_x = 10.;
+ let origin_y = 20.;
+
+ let cur_size = crate::connected_el::TermDimensions::new(
+ line_height,
+ cell_width,
+ gpui::geometry::vector::vec2f(term_width, term_height),
+ );
+
+ let mouse_pos = gpui::geometry::vector::vec2f(mouse_pos_x, mouse_pos_y);
+ let origin = gpui::geometry::vector::vec2f(origin_x, origin_y); //Position of terminal window, 1 'cell' in
+ let (point, _) =
+ crate::connected_el::TerminalEl::mouse_to_cell_data(mouse_pos, origin, cur_size, 0);
+ assert_eq!(
+ point,
+ alacritty_terminal::index::Point::new(
+ alacritty_terminal::index::Line(((mouse_pos_y - origin_y) / line_height) as i32),
+ alacritty_terminal::index::Column(((mouse_pos_x - origin_x) / cell_width) as usize),
+ )
+ );
+ }
+}
@@ -0,0 +1,162 @@
+use gpui::{
+ actions, keymap::Keystroke, ClipboardItem, Element, ElementBox, ModelHandle, MutableAppContext,
+ View, ViewContext,
+};
+
+use crate::{
+ connected_el::TerminalEl,
+ model::{Event, Terminal},
+};
+
+///Event to transmit the scroll from the element to the view
+#[derive(Clone, Debug, PartialEq)]
+pub struct ScrollTerminal(pub i32);
+
+actions!(
+ terminal,
+ [Up, Down, CtrlC, Escape, Enter, Clear, Copy, Paste,]
+);
+
+pub fn init(cx: &mut MutableAppContext) {
+ //Global binding overrrides
+ cx.add_action(ConnectedView::ctrl_c);
+ cx.add_action(ConnectedView::up);
+ cx.add_action(ConnectedView::down);
+ cx.add_action(ConnectedView::escape);
+ cx.add_action(ConnectedView::enter);
+ //Useful terminal views
+ cx.add_action(ConnectedView::copy);
+ cx.add_action(ConnectedView::paste);
+ cx.add_action(ConnectedView::clear);
+}
+
+///A terminal view, maintains the PTY's file handles and communicates with the terminal
+pub struct ConnectedView {
+ terminal: ModelHandle<Terminal>,
+ has_new_content: bool,
+ //Currently using iTerm bell, show bell emoji in tab until input is received
+ has_bell: bool,
+ // Only for styling purposes. Doesn't effect behavior
+ modal: bool,
+}
+
+impl ConnectedView {
+ pub fn from_terminal(
+ terminal: ModelHandle<Terminal>,
+ modal: bool,
+ cx: &mut ViewContext<Self>,
+ ) -> Self {
+ cx.observe(&terminal, |_, _, cx| cx.notify()).detach();
+ cx.subscribe(&terminal, |this, _, event, cx| match event {
+ Event::Wakeup => {
+ if cx.is_self_focused() {
+ cx.notify()
+ } else {
+ this.has_new_content = true;
+ cx.emit(Event::TitleChanged);
+ }
+ }
+ Event::Bell => {
+ this.has_bell = true;
+ cx.emit(Event::TitleChanged);
+ }
+ _ => cx.emit(*event),
+ })
+ .detach();
+
+ Self {
+ terminal,
+ has_new_content: true,
+ has_bell: false,
+ modal,
+ }
+ }
+
+ pub fn handle(&self) -> ModelHandle<Terminal> {
+ self.terminal.clone()
+ }
+
+ pub fn has_new_content(&self) -> bool {
+ self.has_new_content
+ }
+
+ pub fn has_bell(&self) -> bool {
+ self.has_bell
+ }
+
+ pub fn clear_bel(&mut self, cx: &mut ViewContext<ConnectedView>) {
+ self.has_bell = false;
+ cx.emit(Event::TitleChanged);
+ }
+
+ fn clear(&mut self, _: &Clear, cx: &mut ViewContext<Self>) {
+ self.terminal.read(cx).clear();
+ }
+
+ ///Attempt to paste the clipboard into the terminal
+ fn copy(&mut self, _: &Copy, cx: &mut ViewContext<Self>) {
+ self.terminal
+ .read(cx)
+ .copy()
+ .map(|text| cx.write_to_clipboard(ClipboardItem::new(text)));
+ }
+
+ ///Attempt to paste the clipboard into the terminal
+ fn paste(&mut self, _: &Paste, cx: &mut ViewContext<Self>) {
+ cx.read_from_clipboard().map(|item| {
+ self.terminal.read(cx).paste(item.text());
+ });
+ }
+
+ ///Synthesize the keyboard event corresponding to 'up'
+ fn up(&mut self, _: &Up, cx: &mut ViewContext<Self>) {
+ self.terminal
+ .read(cx)
+ .try_keystroke(&Keystroke::parse("up").unwrap());
+ }
+
+ ///Synthesize the keyboard event corresponding to 'down'
+ fn down(&mut self, _: &Down, cx: &mut ViewContext<Self>) {
+ self.terminal
+ .read(cx)
+ .try_keystroke(&Keystroke::parse("down").unwrap());
+ }
+
+ ///Synthesize the keyboard event corresponding to 'ctrl-c'
+ fn ctrl_c(&mut self, _: &CtrlC, cx: &mut ViewContext<Self>) {
+ self.terminal
+ .read(cx)
+ .try_keystroke(&Keystroke::parse("ctrl-c").unwrap());
+ }
+
+ ///Synthesize the keyboard event corresponding to 'escape'
+ fn escape(&mut self, _: &Escape, cx: &mut ViewContext<Self>) {
+ self.terminal
+ .read(cx)
+ .try_keystroke(&Keystroke::parse("escape").unwrap());
+ }
+
+ ///Synthesize the keyboard event corresponding to 'enter'
+ fn enter(&mut self, _: &Enter, cx: &mut ViewContext<Self>) {
+ self.terminal
+ .read(cx)
+ .try_keystroke(&Keystroke::parse("enter").unwrap());
+ }
+}
+
+impl View for ConnectedView {
+ fn ui_name() -> &'static str {
+ "Connected Terminal View"
+ }
+
+ fn render(&mut self, cx: &mut gpui::RenderContext<'_, Self>) -> ElementBox {
+ let terminal_handle = self.terminal.clone().downgrade();
+ TerminalEl::new(cx.handle(), terminal_handle, self.modal)
+ .contained()
+ .boxed()
+ }
+
+ fn on_focus(&mut self, _cx: &mut ViewContext<Self>) {
+ self.has_new_content = false;
+ }
+}
@@ -1,252 +0,0 @@
-mod keymappings;
-
-use alacritty_terminal::{
- ansi::{ClearMode, Handler},
- config::{Config, Program, PtyConfig},
- event::{Event as AlacTermEvent, Notify},
- event_loop::{EventLoop, Msg, Notifier},
- grid::Scroll,
- sync::FairMutex,
- term::{SizeInfo, TermMode},
- tty::{self, setup_env},
- Term,
-};
-use futures::{channel::mpsc::unbounded, StreamExt};
-use settings::{Settings, Shell};
-use std::{collections::HashMap, path::PathBuf, sync::Arc};
-
-use gpui::{keymap::Keystroke, ClipboardItem, CursorStyle, Entity, ModelContext};
-
-use crate::{
- color_translation::{get_color_at_index, to_alac_rgb},
- ZedListener,
-};
-
-use self::keymappings::to_esc_str;
-
-const DEFAULT_TITLE: &str = "Terminal";
-
-///Upward flowing events, for changing the title and such
-#[derive(Copy, Clone, Debug)]
-pub enum Event {
- TitleChanged,
- CloseTerminal,
- Activate,
- Wakeup,
- Bell,
-}
-
-pub struct TerminalConnection {
- pub pty_tx: Notifier,
- pub term: Arc<FairMutex<Term<ZedListener>>>,
- pub title: String,
- pub associated_directory: Option<PathBuf>,
-}
-
-impl TerminalConnection {
- pub fn new(
- working_directory: Option<PathBuf>,
- shell: Option<Shell>,
- env_vars: Option<Vec<(String, String)>>,
- initial_size: SizeInfo,
- cx: &mut ModelContext<Self>,
- ) -> TerminalConnection {
- let pty_config = {
- let shell = shell.and_then(|shell| match shell {
- Shell::System => None,
- Shell::Program(program) => Some(Program::Just(program)),
- Shell::WithArguments { program, args } => Some(Program::WithArgs { program, args }),
- });
-
- PtyConfig {
- shell,
- working_directory: working_directory.clone(),
- hold: false,
- }
- };
-
- let mut env: HashMap<String, String> = HashMap::new();
- if let Some(envs) = env_vars {
- for (var, val) in envs {
- env.insert(var, val);
- }
- }
-
- //TODO: Properly set the current locale,
- env.insert("LC_ALL".to_string(), "en_US.UTF-8".to_string());
-
- let config = Config {
- pty_config: pty_config.clone(),
- env,
- ..Default::default()
- };
-
- setup_env(&config);
-
- //Spawn a task so the Alacritty EventLoop can communicate with us in a view context
- let (events_tx, mut events_rx) = unbounded();
-
- //Set up the terminal...
- let term = Term::new(&config, initial_size, ZedListener(events_tx.clone()));
- let term = Arc::new(FairMutex::new(term));
-
- //Setup the pty...
- let pty = {
- if let Some(pty) = tty::new(&pty_config, &initial_size, None).ok() {
- pty
- } else {
- let pty_config = PtyConfig {
- shell: None,
- working_directory: working_directory.clone(),
- ..Default::default()
- };
-
- tty::new(&pty_config, &initial_size, None)
- .expect("Failed with default shell too :(")
- }
- };
-
- //And connect them together
- let event_loop = EventLoop::new(
- term.clone(),
- ZedListener(events_tx.clone()),
- pty,
- pty_config.hold,
- false,
- );
-
- //Kick things off
- let pty_tx = event_loop.channel();
- let _io_thread = event_loop.spawn();
-
- cx.spawn_weak(|this, mut cx| async move {
- //Listen for terminal events
- while let Some(event) = events_rx.next().await {
- match this.upgrade(&cx) {
- Some(this) => {
- this.update(&mut cx, |this, cx| {
- this.process_terminal_event(event, cx);
- cx.notify();
- });
- }
- None => break,
- }
- }
- })
- .detach();
-
- TerminalConnection {
- pty_tx: Notifier(pty_tx),
- term,
- title: DEFAULT_TITLE.to_string(),
- associated_directory: working_directory,
- }
- }
-
- ///Takes events from Alacritty and translates them to behavior on this view
- fn process_terminal_event(
- &mut self,
- event: alacritty_terminal::event::Event,
- cx: &mut ModelContext<Self>,
- ) {
- match event {
- // TODO: Handle is_self_focused in subscription on terminal view
- AlacTermEvent::Wakeup => {
- cx.emit(Event::Wakeup);
- }
- AlacTermEvent::PtyWrite(out) => self.write_to_pty(out),
- AlacTermEvent::MouseCursorDirty => {
- //Calculate new cursor style.
- //TODO: alacritty/src/input.rs:L922-L939
- //Check on correctly handling mouse events for terminals
- cx.platform().set_cursor_style(CursorStyle::Arrow); //???
- }
- AlacTermEvent::Title(title) => {
- self.title = title;
- cx.emit(Event::TitleChanged);
- }
- AlacTermEvent::ResetTitle => {
- self.title = DEFAULT_TITLE.to_string();
- cx.emit(Event::TitleChanged);
- }
- AlacTermEvent::ClipboardStore(_, data) => {
- cx.write_to_clipboard(ClipboardItem::new(data))
- }
- AlacTermEvent::ClipboardLoad(_, format) => self.write_to_pty(format(
- &cx.read_from_clipboard()
- .map(|ci| ci.text().to_string())
- .unwrap_or("".to_string()),
- )),
- AlacTermEvent::ColorRequest(index, format) => {
- let color = self.term.lock().colors()[index].unwrap_or_else(|| {
- let term_style = &cx.global::<Settings>().theme.terminal;
- to_alac_rgb(get_color_at_index(&index, &term_style.colors))
- });
- self.write_to_pty(format(color))
- }
- AlacTermEvent::CursorBlinkingChange => {
- //TODO: Set a timer to blink the cursor on and off
- }
- AlacTermEvent::Bell => {
- cx.emit(Event::Bell);
- }
- AlacTermEvent::Exit => cx.emit(Event::CloseTerminal),
- }
- }
-
- ///Write the Input payload to the tty. This locks the terminal so we can scroll it.
- pub fn write_to_pty(&mut self, input: String) {
- self.write_bytes_to_pty(input.into_bytes());
- }
-
- ///Write the Input payload to the tty. This locks the terminal so we can scroll it.
- fn write_bytes_to_pty(&mut self, input: Vec<u8>) {
- self.term.lock().scroll_display(Scroll::Bottom);
- self.pty_tx.notify(input);
- }
-
- ///Resize the terminal and the PTY. This locks the terminal.
- pub fn set_size(&mut self, new_size: SizeInfo) {
- self.pty_tx.0.send(Msg::Resize(new_size)).ok();
- self.term.lock().resize(new_size);
- }
-
- pub fn clear(&mut self) {
- self.write_to_pty("\x0c".into());
- self.term.lock().clear_screen(ClearMode::Saved);
- }
-
- pub fn try_keystroke(&mut self, keystroke: &Keystroke) -> bool {
- let guard = self.term.lock();
- let mode = guard.mode();
- let esc = to_esc_str(keystroke, mode);
- drop(guard);
- if esc.is_some() {
- self.write_to_pty(esc.unwrap());
- true
- } else {
- false
- }
- }
-
- ///Paste text into the terminal
- pub fn paste(&mut self, text: &str) {
- if self.term.lock().mode().contains(TermMode::BRACKETED_PASTE) {
- self.write_to_pty("\x1b[200~".to_string());
- self.write_to_pty(text.replace('\x1b', "").to_string());
- self.write_to_pty("\x1b[201~".to_string());
- } else {
- self.write_to_pty(text.replace("\r\n", "\r").replace('\n', "\r"));
- }
- }
-}
-
-impl Drop for TerminalConnection {
- fn drop(&mut self) {
- self.pty_tx.0.send(Msg::Shutdown).ok();
- }
-}
-
-impl Entity for TerminalConnection {
- type Event = Event;
-}
@@ -133,7 +133,7 @@ mod tests {
fn test_rgb_for_index() {
//Test every possible value in the color cube
for i in 16..=231 {
- let (r, g, b) = crate::color_translation::rgb_for_index(&(i as u8));
+ let (r, g, b) = crate::mappings::colors::rgb_for_index(&(i as u8));
assert_eq!(i, 16 + 36 * r + 6 * g + b);
}
}
@@ -1,15 +1,6 @@
use alacritty_terminal::term::TermMode;
use gpui::keymap::Keystroke;
-/*
-Connection events still to do:
-- Reporting mouse events correctly.
-- Reporting scrolls
-- Correctly bracketing a paste
-- Storing changed colors
-- Focus change sequence
-*/
-
#[derive(Debug)]
pub enum Modifiers {
None,
@@ -0,0 +1,2 @@
+pub mod colors;
+pub mod keys;
@@ -1,63 +0,0 @@
-use gpui::{ModelHandle, ViewContext};
-use workspace::Workspace;
-
-use crate::{get_wd_for_workspace, DeployModal, Event, Terminal, TerminalConnection};
-
-#[derive(Debug)]
-struct StoredConnection(ModelHandle<TerminalConnection>);
-
-pub fn deploy_modal(workspace: &mut Workspace, _: &DeployModal, cx: &mut ViewContext<Workspace>) {
- // Pull the terminal connection out of the global if it has been stored
- let possible_connection =
- cx.update_default_global::<Option<StoredConnection>, _, _>(|possible_connection, _| {
- possible_connection.take()
- });
-
- if let Some(StoredConnection(stored_connection)) = possible_connection {
- // Create a view from the stored connection
- workspace.toggle_modal(cx, |_, cx| {
- cx.add_view(|cx| Terminal::from_connection(stored_connection.clone(), true, cx))
- });
- cx.set_global::<Option<StoredConnection>>(Some(StoredConnection(
- stored_connection.clone(),
- )));
- } else {
- // No connection was stored, create a new terminal
- if let Some(closed_terminal_handle) = workspace.toggle_modal(cx, |workspace, cx| {
- let wd = get_wd_for_workspace(workspace, cx);
- let this = cx.add_view(|cx| Terminal::new(wd, true, cx));
- let connection_handle = this.read(cx).connection.clone();
- cx.subscribe(&connection_handle, on_event).detach();
- //Set the global immediately, in case the user opens the command palette
- cx.set_global::<Option<StoredConnection>>(Some(StoredConnection(
- connection_handle.clone(),
- )));
- this
- }) {
- let connection = closed_terminal_handle.read(cx).connection.clone();
- cx.set_global(Some(StoredConnection(connection)));
- }
- }
-
- //The problem is that the terminal modal is never re-stored.
-}
-
-pub fn on_event(
- workspace: &mut Workspace,
- _: ModelHandle<TerminalConnection>,
- event: &Event,
- cx: &mut ViewContext<Workspace>,
-) {
- // Dismiss the modal if the terminal quit
- if let Event::CloseTerminal = event {
- cx.set_global::<Option<StoredConnection>>(None);
- if workspace
- .modal()
- .cloned()
- .and_then(|modal| modal.downcast::<Terminal>())
- .is_some()
- {
- workspace.dismiss_modal(cx)
- }
- }
-}
@@ -0,0 +1,73 @@
+use gpui::{ModelHandle, ViewContext};
+use workspace::Workspace;
+
+use crate::{
+ get_working_directory, model::Terminal, DeployModal, Event, TerminalContent, TerminalView,
+};
+
+#[derive(Debug)]
+struct StoredTerminal(ModelHandle<Terminal>);
+
+pub fn deploy_modal(workspace: &mut Workspace, _: &DeployModal, cx: &mut ViewContext<Workspace>) {
+ // Pull the terminal connection out of the global if it has been stored
+ let possible_terminal =
+ cx.update_default_global::<Option<StoredTerminal>, _, _>(|possible_connection, _| {
+ possible_connection.take()
+ });
+
+ if let Some(StoredTerminal(stored_terminal)) = possible_terminal {
+ workspace.toggle_modal(cx, |_, cx| {
+ // Create a view from the stored connection if the terminal modal is not already shown
+ cx.add_view(|cx| TerminalView::from_terminal(stored_terminal.clone(), true, cx))
+ });
+ // Toggle Modal will dismiss the terminal modal if it is currently shown, so we must
+ // store the terminal back in the global
+ cx.set_global::<Option<StoredTerminal>>(Some(StoredTerminal(stored_terminal.clone())));
+ } else {
+ // No connection was stored, create a new terminal
+ if let Some(closed_terminal_handle) = workspace.toggle_modal(cx, |workspace, cx| {
+ // No terminal modal visible, construct a new one.
+ let working_directory = get_working_directory(workspace, cx);
+
+ let this = cx.add_view(|cx| TerminalView::new(working_directory, true, cx));
+
+ if let TerminalContent::Connected(connected) = &this.read(cx).content {
+ let terminal_handle = connected.read(cx).handle();
+ cx.subscribe(&terminal_handle, on_event).detach();
+ // Set the global immediately if terminal construction was successful,
+ // in case the user opens the command palette
+ cx.set_global::<Option<StoredTerminal>>(Some(StoredTerminal(
+ terminal_handle.clone(),
+ )));
+ }
+
+ this
+ }) {
+ // Terminal modal was dismissed. Store terminal if the terminal view is connected
+ if let TerminalContent::Connected(connected) = &closed_terminal_handle.read(cx).content
+ {
+ let terminal_handle = connected.read(cx).handle();
+ // Set the global immediately if terminal construction was successful,
+ // in case the user opens the command palette
+ cx.set_global::<Option<StoredTerminal>>(Some(StoredTerminal(
+ terminal_handle.clone(),
+ )));
+ }
+ }
+ }
+}
+
+pub fn on_event(
+ workspace: &mut Workspace,
+ _: ModelHandle<Terminal>,
+ event: &Event,
+ cx: &mut ViewContext<Workspace>,
+) {
+ // Dismiss the modal if the terminal quit
+ if let Event::CloseTerminal = event {
+ cx.set_global::<Option<StoredTerminal>>(None);
+ if workspace.modal::<TerminalView>().is_some() {
+ workspace.dismiss_modal(cx)
+ }
+ }
+}
@@ -0,0 +1,522 @@
+use alacritty_terminal::{
+ ansi::{ClearMode, Handler},
+ config::{Config, Program, PtyConfig},
+ event::{Event as AlacTermEvent, EventListener, Notify, WindowSize},
+ event_loop::{EventLoop, Msg, Notifier},
+ grid::Scroll,
+ index::{Direction, Point},
+ selection::{Selection, SelectionType},
+ sync::FairMutex,
+ term::{test::TermSize, RenderableContent, TermMode},
+ tty::{self, setup_env},
+ Term,
+};
+use anyhow::{bail, Result};
+use futures::{
+ channel::mpsc::{unbounded, UnboundedReceiver, UnboundedSender},
+ StreamExt,
+};
+use settings::{Settings, Shell};
+use std::{collections::HashMap, fmt::Display, path::PathBuf, sync::Arc};
+use thiserror::Error;
+
+use gpui::{keymap::Keystroke, ClipboardItem, CursorStyle, Entity, ModelContext};
+
+use crate::{
+ connected_el::TermDimensions,
+ mappings::{
+ colors::{get_color_at_index, to_alac_rgb},
+ keys::to_esc_str,
+ },
+};
+
+const DEFAULT_TITLE: &str = "Terminal";
+
+///Upward flowing events, for changing the title and such
+#[derive(Copy, Clone, Debug)]
+pub enum Event {
+ TitleChanged,
+ CloseTerminal,
+ Activate,
+ Wakeup,
+ Bell,
+ KeyInput,
+}
+
+///A translation struct for Alacritty to communicate with us from their event loop
+#[derive(Clone)]
+pub struct ZedListener(UnboundedSender<AlacTermEvent>);
+
+impl EventListener for ZedListener {
+ fn send_event(&self, event: AlacTermEvent) {
+ self.0.unbounded_send(event).ok();
+ }
+}
+
+#[derive(Error, Debug)]
+pub struct TerminalError {
+ pub directory: Option<PathBuf>,
+ pub shell: Option<Shell>,
+ pub source: std::io::Error,
+}
+
+impl TerminalError {
+ pub fn fmt_directory(&self) -> String {
+ self.directory
+ .clone()
+ .map(|path| {
+ match path
+ .into_os_string()
+ .into_string()
+ .map_err(|os_str| format!("<non-utf8 path> {}", os_str.to_string_lossy()))
+ {
+ Ok(s) => s,
+ Err(s) => s,
+ }
+ })
+ .unwrap_or_else(|| {
+ let default_dir =
+ dirs::home_dir().map(|buf| buf.into_os_string().to_string_lossy().to_string());
+ match default_dir {
+ Some(dir) => format!("<none specified, using home directory> {}", dir),
+ None => "<none specified, could not find home directory>".to_string(),
+ }
+ })
+ }
+
+ pub fn shell_to_string(&self) -> Option<String> {
+ self.shell.as_ref().map(|shell| match shell {
+ Shell::System => "<system shell>".to_string(),
+ Shell::Program(p) => p.to_string(),
+ Shell::WithArguments { program, args } => format!("{} {}", program, args.join(" ")),
+ })
+ }
+
+ pub fn fmt_shell(&self) -> String {
+ self.shell
+ .clone()
+ .map(|shell| match shell {
+ Shell::System => {
+ let mut buf = [0; 1024];
+ let pw = alacritty_unix::get_pw_entry(&mut buf).ok();
+
+ match pw {
+ Some(pw) => format!("<system defined shell> {}", pw.shell),
+ None => "<could not access the password file>".to_string(),
+ }
+ }
+ Shell::Program(s) => s,
+ Shell::WithArguments { program, args } => format!("{} {}", program, args.join(" ")),
+ })
+ .unwrap_or_else(|| {
+ let mut buf = [0; 1024];
+ let pw = alacritty_unix::get_pw_entry(&mut buf).ok();
+ match pw {
+ Some(pw) => {
+ format!("<none specified, using system defined shell> {}", pw.shell)
+ }
+ None => "<none specified, could not access the password file> {}".to_string(),
+ }
+ })
+ }
+}
+
+impl Display for TerminalError {
+ fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
+ let dir_string: String = self.fmt_directory();
+
+ let shell = self.fmt_shell();
+
+ write!(
+ f,
+ "Working directory: {} Shell command: `{}`, IOError: {}",
+ dir_string, shell, self.source
+ )
+ }
+}
+
+pub struct TerminalBuilder {
+ terminal: Terminal,
+ events_rx: UnboundedReceiver<AlacTermEvent>,
+}
+
+impl TerminalBuilder {
+ pub fn new(
+ working_directory: Option<PathBuf>,
+ shell: Option<Shell>,
+ env: Option<HashMap<String, String>>,
+ initial_size: TermDimensions,
+ ) -> Result<TerminalBuilder> {
+ let pty_config = {
+ let alac_shell = shell.clone().and_then(|shell| match shell {
+ Shell::System => None,
+ Shell::Program(program) => Some(Program::Just(program)),
+ Shell::WithArguments { program, args } => Some(Program::WithArgs { program, args }),
+ });
+
+ PtyConfig {
+ shell: alac_shell,
+ working_directory: working_directory.clone(),
+ hold: false,
+ }
+ };
+
+ let mut env = env.unwrap_or_else(|| HashMap::new());
+
+ //TODO: Properly set the current locale,
+ env.insert("LC_ALL".to_string(), "en_US.UTF-8".to_string());
+
+ let config = Config {
+ pty_config: pty_config.clone(),
+ env,
+ ..Default::default()
+ };
+
+ setup_env(&config);
+
+ //Spawn a task so the Alacritty EventLoop can communicate with us in a view context
+ let (events_tx, events_rx) = unbounded();
+
+ //Set up the terminal...
+ let term = Term::new(&config, &initial_size, ZedListener(events_tx.clone()));
+ let term = Arc::new(FairMutex::new(term));
+
+ //Setup the pty...
+ let pty = match tty::new(&pty_config, initial_size.into(), None) {
+ Ok(pty) => pty,
+ Err(error) => {
+ bail!(TerminalError {
+ directory: working_directory,
+ shell,
+ source: error,
+ });
+ }
+ };
+
+ let shell_txt = {
+ match shell {
+ Some(Shell::System) | None => {
+ let mut buf = [0; 1024];
+ let pw = alacritty_unix::get_pw_entry(&mut buf).unwrap();
+ pw.shell.to_string()
+ }
+ Some(Shell::Program(program)) => program,
+ Some(Shell::WithArguments { program, args }) => {
+ format!("{} {}", program, args.join(" "))
+ }
+ }
+ };
+
+ //And connect them together
+ let event_loop = EventLoop::new(
+ term.clone(),
+ ZedListener(events_tx.clone()),
+ pty,
+ pty_config.hold,
+ false,
+ );
+
+ //Kick things off
+ let pty_tx = event_loop.channel();
+ let _io_thread = event_loop.spawn();
+
+ let terminal = Terminal {
+ pty_tx: Notifier(pty_tx),
+ term,
+ title: shell_txt.to_string(),
+ };
+
+ Ok(TerminalBuilder {
+ terminal,
+ events_rx,
+ })
+ }
+
+ pub fn subscribe(mut self, cx: &mut ModelContext<Terminal>) -> Terminal {
+ cx.spawn_weak(|this, mut cx| async move {
+ //Listen for terminal events
+ while let Some(event) = self.events_rx.next().await {
+ match this.upgrade(&cx) {
+ Some(this) => {
+ this.update(&mut cx, |this, cx| {
+ this.process_terminal_event(event, cx);
+
+ cx.notify();
+ });
+ }
+ None => break,
+ }
+ }
+ })
+ .detach();
+
+ self.terminal
+ }
+}
+
+pub struct Terminal {
+ pty_tx: Notifier,
+ term: Arc<FairMutex<Term<ZedListener>>>,
+ pub title: String,
+}
+
+impl Terminal {
+ ///Takes events from Alacritty and translates them to behavior on this view
+ fn process_terminal_event(
+ &mut self,
+ event: alacritty_terminal::event::Event,
+ cx: &mut ModelContext<Terminal>,
+ ) {
+ match event {
+ // TODO: Handle is_self_focused in subscription on terminal view
+ AlacTermEvent::Wakeup => {
+ cx.emit(Event::Wakeup);
+ }
+ AlacTermEvent::PtyWrite(out) => self.write_to_pty(out),
+ AlacTermEvent::MouseCursorDirty => {
+ //Calculate new cursor style.
+ //TODO: alacritty/src/input.rs:L922-L939
+ //Check on correctly handling mouse events for terminals
+ cx.platform().set_cursor_style(CursorStyle::Arrow); //???
+ }
+ AlacTermEvent::Title(title) => {
+ self.title = title;
+ cx.emit(Event::TitleChanged);
+ }
+ AlacTermEvent::ResetTitle => {
+ self.title = DEFAULT_TITLE.to_string();
+ cx.emit(Event::TitleChanged);
+ }
+ AlacTermEvent::ClipboardStore(_, data) => {
+ cx.write_to_clipboard(ClipboardItem::new(data))
+ }
+ AlacTermEvent::ClipboardLoad(_, format) => self.write_to_pty(format(
+ &cx.read_from_clipboard()
+ .map(|ci| ci.text().to_string())
+ .unwrap_or("".to_string()),
+ )),
+ AlacTermEvent::ColorRequest(index, format) => {
+ let color = self.term.lock().colors()[index].unwrap_or_else(|| {
+ let term_style = &cx.global::<Settings>().theme.terminal;
+ to_alac_rgb(get_color_at_index(&index, &term_style.colors))
+ });
+ self.write_to_pty(format(color))
+ }
+ AlacTermEvent::CursorBlinkingChange => {
+ //TODO: Set a timer to blink the cursor on and off
+ }
+ AlacTermEvent::Bell => {
+ cx.emit(Event::Bell);
+ }
+ AlacTermEvent::Exit => cx.emit(Event::CloseTerminal),
+ AlacTermEvent::TextAreaSizeRequest(_) => println!("Received text area resize request"),
+ }
+ }
+
+ ///Write the Input payload to the tty. This locks the terminal so we can scroll it.
+ pub fn write_to_pty(&self, input: String) {
+ self.write_bytes_to_pty(input.into_bytes());
+ }
+
+ ///Write the Input payload to the tty. This locks the terminal so we can scroll it.
+ fn write_bytes_to_pty(&self, input: Vec<u8>) {
+ self.term.lock().scroll_display(Scroll::Bottom);
+ self.pty_tx.notify(input);
+ }
+
+ ///Resize the terminal and the PTY. This locks the terminal.
+ pub fn set_size(&self, new_size: WindowSize) {
+ self.pty_tx.0.send(Msg::Resize(new_size)).ok();
+
+ let term_size = TermSize::new(new_size.num_cols as usize, new_size.num_lines as usize);
+ self.term.lock().resize(term_size);
+ }
+
+ pub fn clear(&self) {
+ self.write_to_pty("\x0c".into());
+ self.term.lock().clear_screen(ClearMode::Saved);
+ }
+
+ pub fn try_keystroke(&self, keystroke: &Keystroke) -> bool {
+ let guard = self.term.lock();
+ let mode = guard.mode();
+ let esc = to_esc_str(keystroke, mode);
+ drop(guard);
+ if esc.is_some() {
+ self.write_to_pty(esc.unwrap());
+ true
+ } else {
+ false
+ }
+ }
+
+ ///Paste text into the terminal
+ pub fn paste(&self, text: &str) {
+ if self.term.lock().mode().contains(TermMode::BRACKETED_PASTE) {
+ self.write_to_pty("\x1b[200~".to_string());
+ self.write_to_pty(text.replace('\x1b', "").to_string());
+ self.write_to_pty("\x1b[201~".to_string());
+ } else {
+ self.write_to_pty(text.replace("\r\n", "\r").replace('\n', "\r"));
+ }
+ }
+
+ pub fn copy(&self) -> Option<String> {
+ let term = self.term.lock();
+ term.selection_to_string()
+ }
+
+ ///Takes the selection out of the terminal
+ pub fn take_selection(&self) -> Option<Selection> {
+ self.term.lock().selection.take()
+ }
+ ///Sets the selection object on the terminal
+ pub fn set_selection(&self, sel: Option<Selection>) {
+ self.term.lock().selection = sel;
+ }
+
+ pub fn render_lock<F, T>(&self, new_size: Option<TermDimensions>, f: F) -> T
+ where
+ F: FnOnce(RenderableContent, char) -> T,
+ {
+ if let Some(new_size) = new_size {
+ self.pty_tx.0.send(Msg::Resize(new_size.into())).ok(); //Give the PTY a chance to react to the new size
+ //TODO: Is this bad for performance?
+ }
+
+ let mut term = self.term.lock(); //Lock
+
+ if let Some(new_size) = new_size {
+ term.resize(new_size); //Reflow
+ }
+
+ let content = term.renderable_content();
+ let cursor_text = term.grid()[content.cursor.point].c;
+
+ f(content, cursor_text)
+ }
+
+ pub fn get_display_offset(&self) -> usize {
+ self.term.lock().renderable_content().display_offset
+ }
+
+ ///Scroll the terminal
+ pub fn scroll(&self, scroll: Scroll) {
+ self.term.lock().scroll_display(scroll)
+ }
+
+ pub fn click(&self, point: Point, side: Direction, clicks: usize) {
+ let selection_type = match clicks {
+ 0 => return, //This is a release
+ 1 => Some(SelectionType::Simple),
+ 2 => Some(SelectionType::Semantic),
+ 3 => Some(SelectionType::Lines),
+ _ => None,
+ };
+
+ let selection =
+ selection_type.map(|selection_type| Selection::new(selection_type, point, side));
+
+ self.set_selection(selection);
+ }
+
+ pub fn drag(&self, point: Point, side: Direction) {
+ if let Some(mut selection) = self.take_selection() {
+ selection.update(point, side);
+ self.set_selection(Some(selection));
+ }
+ }
+
+ pub fn mouse_down(&self, point: Point, side: Direction) {
+ self.set_selection(Some(Selection::new(SelectionType::Simple, point, side)));
+ }
+}
+
+impl Drop for Terminal {
+ fn drop(&mut self) {
+ self.pty_tx.0.send(Msg::Shutdown).ok();
+ }
+}
+
+impl Entity for Terminal {
+ type Event = Event;
+}
+
+//TODO Move this around
+mod alacritty_unix {
+ use alacritty_terminal::config::Program;
+ use gpui::anyhow::{bail, Result};
+ use libc;
+ use std::ffi::CStr;
+ use std::mem::MaybeUninit;
+ use std::ptr;
+
+ #[derive(Debug)]
+ pub struct Passwd<'a> {
+ _name: &'a str,
+ _dir: &'a str,
+ pub shell: &'a str,
+ }
+
+ /// Return a Passwd struct with pointers into the provided buf.
+ ///
+ /// # Unsafety
+ ///
+ /// If `buf` is changed while `Passwd` is alive, bad thing will almost certainly happen.
+ pub fn get_pw_entry(buf: &mut [i8; 1024]) -> Result<Passwd<'_>> {
+ // Create zeroed passwd struct.
+ let mut entry: MaybeUninit<libc::passwd> = MaybeUninit::uninit();
+
+ let mut res: *mut libc::passwd = ptr::null_mut();
+
+ // Try and read the pw file.
+ let uid = unsafe { libc::getuid() };
+ let status = unsafe {
+ libc::getpwuid_r(
+ uid,
+ entry.as_mut_ptr(),
+ buf.as_mut_ptr() as *mut _,
+ buf.len(),
+ &mut res,
+ )
+ };
+ let entry = unsafe { entry.assume_init() };
+
+ if status < 0 {
+ bail!("getpwuid_r failed");
+ }
+
+ if res.is_null() {
+ bail!("pw not found");
+ }
+
+ // Sanity check.
+ assert_eq!(entry.pw_uid, uid);
+
+ // Build a borrowed Passwd struct.
+ Ok(Passwd {
+ _name: unsafe { CStr::from_ptr(entry.pw_name).to_str().unwrap() },
+ _dir: unsafe { CStr::from_ptr(entry.pw_dir).to_str().unwrap() },
+ shell: unsafe { CStr::from_ptr(entry.pw_shell).to_str().unwrap() },
+ })
+ }
+
+ #[cfg(target_os = "macos")]
+ pub fn _default_shell(pw: &Passwd<'_>) -> Program {
+ let shell_name = pw.shell.rsplit('/').next().unwrap();
+ let argv = vec![
+ String::from("-c"),
+ format!("exec -a -{} {}", shell_name, pw.shell),
+ ];
+
+ Program::WithArgs {
+ program: "/bin/bash".to_owned(),
+ args: argv,
+ }
+ }
+
+ #[cfg(not(target_os = "macos"))]
+ pub fn default_shell(pw: &Passwd<'_>) -> Program {
+ Program::Just(env::var("SHELL").unwrap_or_else(|_| pw.shell.to_owned()))
+ }
+}
@@ -1,261 +1,168 @@
-mod color_translation;
-pub mod connection;
-mod modal;
-pub mod terminal_element;
-
-use alacritty_terminal::{
- event::{Event as AlacTermEvent, EventListener},
- term::SizeInfo,
-};
+pub mod connected_el;
+pub mod connected_view;
+pub mod mappings;
+pub mod modal_view;
+pub mod model;
-use connection::{Event, TerminalConnection};
+use connected_view::ConnectedView;
use dirs::home_dir;
-use editor::Input;
-use futures::channel::mpsc::UnboundedSender;
use gpui::{
- actions, elements::*, keymap::Keystroke, AppContext, ClipboardItem, Entity, ModelHandle,
- MutableAppContext, View, ViewContext,
+ actions, elements::*, geometry::vector::vec2f, AnyViewHandle, AppContext, Entity, ModelHandle,
+ MutableAppContext, View, ViewContext, ViewHandle,
};
-use modal::deploy_modal;
+use modal_view::deploy_modal;
+use model::{Event, Terminal, TerminalBuilder, TerminalError};
+use connected_el::TermDimensions;
use project::{LocalWorktree, Project, ProjectPath};
use settings::{Settings, WorkingDirectory};
use smallvec::SmallVec;
use std::path::{Path, PathBuf};
use workspace::{Item, Workspace};
-use crate::terminal_element::TerminalEl;
+use crate::connected_el::TerminalEl;
const DEBUG_TERMINAL_WIDTH: f32 = 1000.; //This needs to be wide enough that the prompt can fill the whole space.
const DEBUG_TERMINAL_HEIGHT: f32 = 200.;
const DEBUG_CELL_WIDTH: f32 = 5.;
const DEBUG_LINE_HEIGHT: f32 = 5.;
-//For bel, use a yellow dot. (equivalent to dirty file with conflict)
-//For title, introduce max title length and
-
-///Event to transmit the scroll from the element to the view
-#[derive(Clone, Debug, PartialEq)]
-pub struct ScrollTerminal(pub i32);
-
-actions!(
- terminal,
- [
- Deploy,
- Up,
- Down,
- CtrlC,
- Escape,
- Enter,
- Clear,
- Copy,
- Paste,
- DeployModal
- ]
-);
+actions!(terminal, [Deploy, DeployModal]);
///Initialize and register all of our action handlers
pub fn init(cx: &mut MutableAppContext) {
- //Global binding overrrides
- cx.add_action(Terminal::ctrl_c);
- cx.add_action(Terminal::up);
- cx.add_action(Terminal::down);
- cx.add_action(Terminal::escape);
- cx.add_action(Terminal::enter);
- //Useful terminal actions
- cx.add_action(Terminal::deploy);
+ cx.add_action(TerminalView::deploy);
cx.add_action(deploy_modal);
- cx.add_action(Terminal::copy);
- cx.add_action(Terminal::paste);
- cx.add_action(Terminal::input);
- cx.add_action(Terminal::clear);
+
+ connected_view::init(cx);
}
-///A translation struct for Alacritty to communicate with us from their event loop
-#[derive(Clone)]
-pub struct ZedListener(UnboundedSender<AlacTermEvent>);
+//Make terminal view an enum, that can give you views for the error and non-error states
+//Take away all the result unwrapping in the current TerminalView by making it 'infallible'
+//Bubble up to deploy(_modal)() calls
+
+enum TerminalContent {
+ Connected(ViewHandle<ConnectedView>),
+ Error(ViewHandle<ErrorView>),
+}
-impl EventListener for ZedListener {
- fn send_event(&self, event: AlacTermEvent) {
- self.0.unbounded_send(event).ok();
+impl TerminalContent {
+ fn handle(&self) -> AnyViewHandle {
+ match self {
+ Self::Connected(handle) => handle.into(),
+ Self::Error(handle) => handle.into(),
+ }
}
}
-///A terminal view, maintains the PTY's file handles and communicates with the terminal
-pub struct Terminal {
- connection: ModelHandle<TerminalConnection>,
- has_new_content: bool,
- //Currently using iTerm bell, show bell emoji in tab until input is received
- has_bell: bool,
- // Only for styling purposes. Doesn't effect behavior
+pub struct TerminalView {
modal: bool,
+ content: TerminalContent,
+ associated_directory: Option<PathBuf>,
+}
+
+pub struct ErrorView {
+ error: TerminalError,
+}
+
+impl Entity for TerminalView {
+ type Event = Event;
+}
+
+impl Entity for ConnectedView {
+ type Event = Event;
}
-impl Entity for Terminal {
+impl Entity for ErrorView {
type Event = Event;
}
-impl Terminal {
+impl TerminalView {
+ ///Create a new Terminal in the current working directory or the user's home directory
+ fn deploy(workspace: &mut Workspace, _: &Deploy, cx: &mut ViewContext<Workspace>) {
+ let working_directory = get_working_directory(workspace, cx);
+ let view = cx.add_view(|cx| TerminalView::new(working_directory, false, cx));
+ workspace.add_item(Box::new(view), cx);
+ }
+
///Create a new Terminal view. This spawns a task, a thread, and opens the TTY devices
///To get the right working directory from a workspace, use: `get_wd_for_workspace()`
fn new(working_directory: Option<PathBuf>, modal: bool, cx: &mut ViewContext<Self>) -> Self {
//The details here don't matter, the terminal will be resized on the first layout
- let size_info = SizeInfo::new(
- DEBUG_TERMINAL_WIDTH,
- DEBUG_TERMINAL_HEIGHT,
- DEBUG_CELL_WIDTH,
+ let size_info = TermDimensions::new(
DEBUG_LINE_HEIGHT,
- 0.,
- 0.,
- false,
+ DEBUG_CELL_WIDTH,
+ vec2f(DEBUG_TERMINAL_WIDTH, DEBUG_TERMINAL_HEIGHT),
);
- let (shell, envs) = {
- let settings = cx.global::<Settings>();
- let shell = settings.terminal_overrides.shell.clone();
- let envs = settings.terminal_overrides.env.clone(); //Should be short and cheap.
- (shell, envs)
+ let settings = cx.global::<Settings>();
+ let shell = settings.terminal_overrides.shell.clone();
+ let envs = settings.terminal_overrides.env.clone(); //Should be short and cheap.
+
+ let content = match TerminalBuilder::new(working_directory.clone(), shell, envs, size_info)
+ {
+ Ok(terminal) => {
+ let terminal = cx.add_model(|cx| terminal.subscribe(cx));
+ let view = cx.add_view(|cx| ConnectedView::from_terminal(terminal, modal, cx));
+ cx.subscribe(&view, |_this, _content, event, cx| cx.emit(event.clone()))
+ .detach();
+ TerminalContent::Connected(view)
+ }
+ Err(error) => {
+ let view = cx.add_view(|_| ErrorView {
+ error: error.downcast::<TerminalError>().unwrap(),
+ });
+ TerminalContent::Error(view)
+ }
};
+ cx.focus(content.handle());
- let connection = cx
- .add_model(|cx| TerminalConnection::new(working_directory, shell, envs, size_info, cx));
-
- Terminal::from_connection(connection, modal, cx)
+ TerminalView {
+ modal,
+ content,
+ associated_directory: working_directory,
+ }
}
- fn from_connection(
- connection: ModelHandle<TerminalConnection>,
+ fn from_terminal(
+ terminal: ModelHandle<Terminal>,
modal: bool,
cx: &mut ViewContext<Self>,
- ) -> Terminal {
- cx.observe(&connection, |_, _, cx| cx.notify()).detach();
- cx.subscribe(&connection, |this, _, event, cx| match event {
- Event::Wakeup => {
- if cx.is_self_focused() {
- cx.notify()
- } else {
- this.has_new_content = true;
- cx.emit(Event::TitleChanged);
- }
- }
- Event::Bell => {
- this.has_bell = true;
- cx.emit(Event::TitleChanged);
- }
- _ => cx.emit(*event),
- })
- .detach();
-
- Terminal {
- connection,
- has_new_content: true,
- has_bell: false,
+ ) -> Self {
+ let connected_view = cx.add_view(|cx| ConnectedView::from_terminal(terminal, modal, cx));
+ TerminalView {
modal,
+ content: TerminalContent::Connected(connected_view),
+ associated_directory: None,
}
}
-
- fn input(&mut self, Input(text): &Input, cx: &mut ViewContext<Self>) {
- self.connection.update(cx, |connection, _| {
- //TODO: This is probably not encoding UTF8 correctly (see alacritty/src/input.rs:L825-837)
- connection.write_to_pty(text.clone());
- });
-
- if self.has_bell {
- self.has_bell = false;
- cx.emit(Event::TitleChanged);
- }
- }
-
- fn clear(&mut self, _: &Clear, cx: &mut ViewContext<Self>) {
- self.connection
- .update(cx, |connection, _| connection.clear());
- }
-
- ///Create a new Terminal in the current working directory or the user's home directory
- fn deploy(workspace: &mut Workspace, _: &Deploy, cx: &mut ViewContext<Workspace>) {
- let wd = get_wd_for_workspace(workspace, cx);
- workspace.add_item(Box::new(cx.add_view(|cx| Terminal::new(wd, false, cx))), cx);
- }
-
- ///Attempt to paste the clipboard into the terminal
- fn copy(&mut self, _: &Copy, cx: &mut ViewContext<Self>) {
- let term = self.connection.read(cx).term.lock();
- let copy_text = term.selection_to_string();
- match copy_text {
- Some(s) => cx.write_to_clipboard(ClipboardItem::new(s)),
- None => (),
- }
- }
-
- ///Attempt to paste the clipboard into the terminal
- fn paste(&mut self, _: &Paste, cx: &mut ViewContext<Self>) {
- if let Some(item) = cx.read_from_clipboard() {
- self.connection.update(cx, |connection, _| {
- connection.paste(item.text());
- })
- }
- }
-
- ///Synthesize the keyboard event corresponding to 'up'
- fn up(&mut self, _: &Up, cx: &mut ViewContext<Self>) {
- self.connection.update(cx, |connection, _| {
- connection.try_keystroke(&Keystroke::parse("up").unwrap());
- });
- }
-
- ///Synthesize the keyboard event corresponding to 'down'
- fn down(&mut self, _: &Down, cx: &mut ViewContext<Self>) {
- self.connection.update(cx, |connection, _| {
- connection.try_keystroke(&Keystroke::parse("down").unwrap());
- });
- }
-
- ///Synthesize the keyboard event corresponding to 'ctrl-c'
- fn ctrl_c(&mut self, _: &CtrlC, cx: &mut ViewContext<Self>) {
- self.connection.update(cx, |connection, _| {
- connection.try_keystroke(&Keystroke::parse("ctrl-c").unwrap());
- });
- }
-
- ///Synthesize the keyboard event corresponding to 'escape'
- fn escape(&mut self, _: &Escape, cx: &mut ViewContext<Self>) {
- self.connection.update(cx, |connection, _| {
- connection.try_keystroke(&Keystroke::parse("escape").unwrap());
- });
- }
-
- ///Synthesize the keyboard event corresponding to 'enter'
- fn enter(&mut self, _: &Enter, cx: &mut ViewContext<Self>) {
- self.connection.update(cx, |connection, _| {
- connection.try_keystroke(&Keystroke::parse("enter").unwrap());
- });
- }
}
-impl View for Terminal {
+impl View for TerminalView {
fn ui_name() -> &'static str {
"Terminal"
}
fn render(&mut self, cx: &mut gpui::RenderContext<'_, Self>) -> ElementBox {
- let element = {
- let connection_handle = self.connection.clone().downgrade();
- let view_id = cx.view_id();
- TerminalEl::new(view_id, connection_handle, self.modal).contained()
+ let child_view = match &self.content {
+ TerminalContent::Connected(connected) => ChildView::new(connected),
+ TerminalContent::Error(error) => ChildView::new(error),
};
if self.modal {
let settings = cx.global::<Settings>();
let container_style = settings.theme.terminal.modal_container;
- element.with_style(container_style).boxed()
+ child_view.contained().with_style(container_style).boxed()
} else {
- element.boxed()
+ child_view.boxed()
}
}
fn on_focus(&mut self, cx: &mut ViewContext<Self>) {
cx.emit(Event::Activate);
- self.has_new_content = false;
+ cx.defer(|view, cx| {
+ cx.focus(view.content.handle());
+ });
}
fn keymap_context(&self, _: &gpui::AppContext) -> gpui::keymap::Context {
@@ -267,52 +174,81 @@ impl View for Terminal {
}
}
-impl Item for Terminal {
+impl View for ErrorView {
+ fn ui_name() -> &'static str {
+ "Terminal Error"
+ }
+
+ fn render(&mut self, cx: &mut gpui::RenderContext<'_, Self>) -> ElementBox {
+ let settings = cx.global::<Settings>();
+ let style = TerminalEl::make_text_style(cx.font_cache(), settings);
+
+ //TODO:
+ //We want markdown style highlighting so we can format the program and working directory with ``
+ //We want a max-width of 75% with word-wrap
+ //We want to be able to select the text
+ //Want to be able to scroll if the error message is massive somehow (resiliency)
+
+ let program_text = {
+ match self.error.shell_to_string() {
+ Some(shell_txt) => format!("Shell Program: `{}`", shell_txt),
+ None => "No program specified".to_string(),
+ }
+ };
+
+ let directory_text = {
+ match self.error.directory.as_ref() {
+ Some(path) => format!("Working directory: `{}`", path.to_string_lossy()),
+ None => "No working directory specified".to_string(),
+ }
+ };
+
+ let error_text = self.error.source.to_string();
+
+ Flex::column()
+ .with_child(
+ Text::new("Failed to open the terminal.".to_string(), style.clone())
+ .contained()
+ .boxed(),
+ )
+ .with_child(Text::new(program_text, style.clone()).contained().boxed())
+ .with_child(Text::new(directory_text, style.clone()).contained().boxed())
+ .with_child(Text::new(error_text, style.clone()).contained().boxed())
+ .aligned()
+ .boxed()
+ }
+}
+
+impl Item for TerminalView {
fn tab_content(
&self,
_detail: Option<usize>,
tab_theme: &theme::Tab,
cx: &gpui::AppContext,
) -> ElementBox {
- let settings = cx.global::<Settings>();
- let search_theme = &settings.theme.search; //TODO properly integrate themes
-
- let mut flex = Flex::row();
+ let title = match &self.content {
+ TerminalContent::Connected(connected) => {
+ connected.read(cx).handle().read(cx).title.clone()
+ }
+ TerminalContent::Error(_) => "Terminal".to_string(),
+ };
- if self.has_bell {
- flex.add_child(
- Svg::new("icons/bolt_12.svg") //TODO: Swap out for a better icon, or at least resize this
- .with_color(tab_theme.label.text.color)
- .constrained()
- .with_width(search_theme.tab_icon_width)
+ Flex::row()
+ .with_child(
+ Label::new(title, tab_theme.label.clone())
.aligned()
+ .contained()
.boxed(),
- );
- };
-
- flex.with_child(
- Label::new(
- self.connection.read(cx).title.clone(),
- tab_theme.label.clone(),
)
- .aligned()
- .contained()
- .with_margin_left(if self.has_bell {
- search_theme.tab_icon_spacing
- } else {
- 0.
- })
- .boxed(),
- )
- .boxed()
+ .boxed()
}
fn clone_on_split(&self, cx: &mut ViewContext<Self>) -> Option<Self> {
//From what I can tell, there's no way to tell the current working
- //Directory of the terminal from outside the terminal. There might be
+ //Directory of the terminal from outside the shell. There might be
//solutions to this, but they are non-trivial and require more IPC
- Some(Terminal::new(
- self.connection.read(cx).associated_directory.clone(),
+ Some(TerminalView::new(
+ self.associated_directory.clone(),
false,
cx,
))
@@ -361,8 +297,20 @@ impl Item for Terminal {
gpui::Task::ready(Ok(()))
}
- fn is_dirty(&self, _: &gpui::AppContext) -> bool {
- self.has_new_content
+ fn is_dirty(&self, cx: &gpui::AppContext) -> bool {
+ if let TerminalContent::Connected(connected) = &self.content {
+ connected.read(cx).has_new_content()
+ } else {
+ false
+ }
+ }
+
+ fn has_conflict(&self, cx: &AppContext) -> bool {
+ if let TerminalContent::Connected(connected) = &self.content {
+ connected.read(cx).has_bell()
+ } else {
+ false
+ }
}
fn should_update_tab_on_event(event: &Self::Event) -> bool {
@@ -379,7 +327,7 @@ impl Item for Terminal {
}
///Get's the working directory for the given workspace, respecting the user's settings.
-fn get_wd_for_workspace(workspace: &Workspace, cx: &AppContext) -> Option<PathBuf> {
+fn get_working_directory(workspace: &Workspace, cx: &AppContext) -> Option<PathBuf> {
let wd_setting = cx
.global::<Settings>()
.terminal_overrides
@@ -390,10 +338,12 @@ fn get_wd_for_workspace(workspace: &Workspace, cx: &AppContext) -> Option<PathBu
WorkingDirectory::CurrentProjectDirectory => current_project_directory(workspace, cx),
WorkingDirectory::FirstProjectDirectory => first_project_directory(workspace, cx),
WorkingDirectory::AlwaysHome => None,
- WorkingDirectory::Always { directory } => shellexpand::full(&directory)
- .ok()
- .map(|dir| Path::new(&dir.to_string()).to_path_buf())
- .filter(|dir| dir.is_dir()),
+ WorkingDirectory::Always { directory } => {
+ shellexpand::full(&directory) //TODO handle this better
+ .ok()
+ .map(|dir| Path::new(&dir.to_string()).to_path_buf())
+ .filter(|dir| dir.is_dir())
+ }
};
res.or_else(|| home_dir())
}
@@ -438,7 +388,6 @@ mod tests {
use gpui::TestAppContext;
use std::path::Path;
- use workspace::AppState;
mod terminal_test_context;
@@ -446,7 +395,7 @@ mod tests {
//and produce noticable output?
#[gpui::test(retries = 5)]
async fn test_terminal(cx: &mut TestAppContext) {
- let mut cx = TerminalTestContext::new(cx);
+ let mut cx = TerminalTestContext::new(cx, true);
cx.execute_and_wait("expr 3 + 4", |content, _cx| content.contains("7"))
.await;
@@ -458,12 +407,10 @@ mod tests {
#[gpui::test]
async fn no_worktree(cx: &mut TestAppContext) {
//Setup variables
- let params = cx.update(AppState::test);
- let project = Project::test(params.fs.clone(), [], cx).await;
- let (_, workspace) = cx.add_window(|cx| Workspace::new(project.clone(), cx));
-
+ let mut cx = TerminalTestContext::new(cx, true);
+ let (project, workspace) = cx.blank_workspace().await;
//Test
- cx.read(|cx| {
+ cx.cx.read(|cx| {
let workspace = workspace.read(cx);
let active_entry = project.read(cx).active_entry();
@@ -482,28 +429,12 @@ mod tests {
#[gpui::test]
async fn no_active_entry_worktree_is_file(cx: &mut TestAppContext) {
//Setup variables
- let params = cx.update(AppState::test);
- let project = Project::test(params.fs.clone(), [], cx).await;
- let (_, workspace) = cx.add_window(|cx| Workspace::new(project.clone(), cx));
- let (wt, _) = project
- .update(cx, |project, cx| {
- project.find_or_create_local_worktree("/root.txt", true, cx)
- })
- .await
- .unwrap();
-
- cx.update(|cx| {
- wt.update(cx, |wt, cx| {
- wt.as_local()
- .unwrap()
- .create_entry(Path::new(""), false, cx)
- })
- })
- .await
- .unwrap();
- //Test
- cx.read(|cx| {
+ let mut cx = TerminalTestContext::new(cx, true);
+ let (project, workspace) = cx.blank_workspace().await;
+ cx.create_file_wt(project.clone(), "/root.txt").await;
+
+ cx.cx.read(|cx| {
let workspace = workspace.read(cx);
let active_entry = project.read(cx).active_entry();
@@ -522,27 +453,12 @@ mod tests {
#[gpui::test]
async fn no_active_entry_worktree_is_dir(cx: &mut TestAppContext) {
//Setup variables
- let params = cx.update(AppState::test);
- let project = Project::test(params.fs.clone(), [], cx).await;
- let (_, workspace) = cx.add_window(|cx| Workspace::new(project.clone(), cx));
- let (wt, _) = project
- .update(cx, |project, cx| {
- project.find_or_create_local_worktree("/root/", true, cx)
- })
- .await
- .unwrap();
-
- //Setup root folder
- cx.update(|cx| {
- wt.update(cx, |wt, cx| {
- wt.as_local().unwrap().create_entry(Path::new(""), true, cx)
- })
- })
- .await
- .unwrap();
+ let mut cx = TerminalTestContext::new(cx, true);
+ let (project, workspace) = cx.blank_workspace().await;
+ let (_wt, _entry) = cx.create_folder_wt(project.clone(), "/root/").await;
//Test
- cx.update(|cx| {
+ cx.cx.update(|cx| {
let workspace = workspace.read(cx);
let active_entry = project.read(cx).active_entry();
@@ -560,53 +476,14 @@ mod tests {
#[gpui::test]
async fn active_entry_worktree_is_file(cx: &mut TestAppContext) {
//Setup variables
- let params = cx.update(AppState::test);
- let project = Project::test(params.fs.clone(), [], cx).await;
- let (_, workspace) = cx.add_window(|cx| Workspace::new(project.clone(), cx));
- let (wt1, _) = project
- .update(cx, |project, cx| {
- project.find_or_create_local_worktree("/root1/", true, cx)
- })
- .await
- .unwrap();
-
- let (wt2, _) = project
- .update(cx, |project, cx| {
- project.find_or_create_local_worktree("/root2.txt", true, cx)
- })
- .await
- .unwrap();
-
- //Setup root
- let _ = cx
- .update(|cx| {
- wt1.update(cx, |wt, cx| {
- wt.as_local().unwrap().create_entry(Path::new(""), true, cx)
- })
- })
- .await
- .unwrap();
- let entry2 = cx
- .update(|cx| {
- wt2.update(cx, |wt, cx| {
- wt.as_local()
- .unwrap()
- .create_entry(Path::new(""), false, cx)
- })
- })
- .await
- .unwrap();
-
- cx.update(|cx| {
- let p = ProjectPath {
- worktree_id: wt2.read(cx).id(),
- path: entry2.path,
- };
- project.update(cx, |project, cx| project.set_active_path(Some(p), cx));
- });
+ let mut cx = TerminalTestContext::new(cx, true);
+ let (project, workspace) = cx.blank_workspace().await;
+ let (_wt, _entry) = cx.create_folder_wt(project.clone(), "/root1/").await;
+ let (wt2, entry2) = cx.create_file_wt(project.clone(), "/root2.txt").await;
+ cx.insert_active_entry_for(wt2, entry2, project.clone());
//Test
- cx.update(|cx| {
+ cx.cx.update(|cx| {
let workspace = workspace.read(cx);
let active_entry = project.read(cx).active_entry();
@@ -623,51 +500,14 @@ mod tests {
#[gpui::test]
async fn active_entry_worktree_is_dir(cx: &mut TestAppContext) {
//Setup variables
- let params = cx.update(AppState::test);
- let project = Project::test(params.fs.clone(), [], cx).await;
- let (_, workspace) = cx.add_window(|cx| Workspace::new(project.clone(), cx));
- let (wt1, _) = project
- .update(cx, |project, cx| {
- project.find_or_create_local_worktree("/root1/", true, cx)
- })
- .await
- .unwrap();
-
- let (wt2, _) = project
- .update(cx, |project, cx| {
- project.find_or_create_local_worktree("/root2/", true, cx)
- })
- .await
- .unwrap();
-
- //Setup root
- let _ = cx
- .update(|cx| {
- wt1.update(cx, |wt, cx| {
- wt.as_local().unwrap().create_entry(Path::new(""), true, cx)
- })
- })
- .await
- .unwrap();
- let entry2 = cx
- .update(|cx| {
- wt2.update(cx, |wt, cx| {
- wt.as_local().unwrap().create_entry(Path::new(""), true, cx)
- })
- })
- .await
- .unwrap();
-
- cx.update(|cx| {
- let p = ProjectPath {
- worktree_id: wt2.read(cx).id(),
- path: entry2.path,
- };
- project.update(cx, |project, cx| project.set_active_path(Some(p), cx));
- });
+ let mut cx = TerminalTestContext::new(cx, true);
+ let (project, workspace) = cx.blank_workspace().await;
+ let (_wt, _entry) = cx.create_folder_wt(project.clone(), "/root1/").await;
+ let (wt2, entry2) = cx.create_folder_wt(project.clone(), "/root2/").await;
+ cx.insert_active_entry_for(wt2, entry2, project.clone());
//Test
- cx.update(|cx| {
+ cx.cx.update(|cx| {
let workspace = workspace.read(cx);
let active_entry = project.read(cx).active_entry();
@@ -1,807 +0,0 @@
-use alacritty_terminal::{
- grid::{Dimensions, GridIterator, Indexed, Scroll},
- index::{Column as GridCol, Line as GridLine, Point, Side},
- selection::{Selection, SelectionRange, SelectionType},
- sync::FairMutex,
- term::{
- cell::{Cell, Flags},
- SizeInfo,
- },
- Term,
-};
-use editor::{Cursor, CursorShape, HighlightedRange, HighlightedRangeLine};
-use gpui::{
- color::Color,
- elements::*,
- fonts::{TextStyle, Underline},
- geometry::{
- rect::RectF,
- vector::{vec2f, Vector2F},
- },
- json::json,
- text_layout::{Line, RunStyle},
- Event, FontCache, KeyDownEvent, MouseButton, MouseButtonEvent, MouseMovedEvent, MouseRegion,
- PaintContext, Quad, ScrollWheelEvent, SizeConstraint, TextLayoutCache, WeakModelHandle,
-};
-use itertools::Itertools;
-use ordered_float::OrderedFloat;
-use settings::Settings;
-use theme::TerminalStyle;
-use util::ResultExt;
-
-use std::{cmp::min, ops::Range, sync::Arc};
-use std::{fmt::Debug, ops::Sub};
-
-use crate::{color_translation::convert_color, connection::TerminalConnection, ZedListener};
-
-///Scrolling is unbearably sluggish by default. Alacritty supports a configurable
-///Scroll multiplier that is set to 3 by default. This will be removed when I
-///Implement scroll bars.
-const ALACRITTY_SCROLL_MULTIPLIER: f32 = 3.;
-
-///Used to display the grid as passed to Alacritty and the TTY.
-///Useful for debugging inconsistencies between behavior and display
-#[cfg(debug_assertions)]
-const DEBUG_GRID: bool = false;
-
-///The GPUI element that paints the terminal.
-///We need to keep a reference to the view for mouse events, do we need it for any other terminal stuff, or can we move that to connection?
-pub struct TerminalEl {
- connection: WeakModelHandle<TerminalConnection>,
- view_id: usize,
- modal: bool,
-}
-
-///New type pattern so I don't mix these two up
-struct CellWidth(f32);
-struct LineHeight(f32);
-
-struct LayoutLine {
- cells: Vec<LayoutCell>,
- highlighted_range: Option<Range<usize>>,
-}
-
-///New type pattern to ensure that we use adjusted mouse positions throughout the code base, rather than
-struct PaneRelativePos(Vector2F);
-
-///Functionally the constructor for the PaneRelativePos type, mutates the mouse_position
-fn relative_pos(mouse_position: Vector2F, origin: Vector2F) -> PaneRelativePos {
- PaneRelativePos(mouse_position.sub(origin)) //Avoid the extra allocation by mutating
-}
-
-#[derive(Clone, Debug, Default)]
-struct LayoutCell {
- point: Point<i32, i32>,
- text: Line, //NOTE TO SELF THIS IS BAD PERFORMANCE RN!
- background_color: Color,
-}
-
-impl LayoutCell {
- fn new(point: Point<i32, i32>, text: Line, background_color: Color) -> LayoutCell {
- LayoutCell {
- point,
- text,
- background_color,
- }
- }
-}
-
-///The information generated during layout that is nescessary for painting
-pub struct LayoutState {
- layout_lines: Vec<LayoutLine>,
- line_height: LineHeight,
- em_width: CellWidth,
- cursor: Option<Cursor>,
- background_color: Color,
- cur_size: SizeInfo,
- terminal: Arc<FairMutex<Term<ZedListener>>>,
- selection_color: Color,
-}
-
-impl TerminalEl {
- pub fn new(
- view_id: usize,
- connection: WeakModelHandle<TerminalConnection>,
- modal: bool,
- ) -> TerminalEl {
- TerminalEl {
- view_id,
- connection,
- modal,
- }
- }
-}
-
-impl Element for TerminalEl {
- type LayoutState = LayoutState;
- type PaintState = ();
-
- fn layout(
- &mut self,
- constraint: gpui::SizeConstraint,
- cx: &mut gpui::LayoutContext,
- ) -> (gpui::geometry::vector::Vector2F, Self::LayoutState) {
- //Settings immutably borrows cx here for the settings and font cache
- //and we need to modify the cx to resize the terminal. So instead of
- //storing Settings or the font_cache(), we toss them ASAP and then reborrow later
- let text_style = make_text_style(cx.font_cache(), cx.global::<Settings>());
- let line_height = LineHeight(cx.font_cache().line_height(text_style.font_size));
- let cell_width = CellWidth(
- cx.font_cache()
- .em_advance(text_style.font_id, text_style.font_size),
- );
- let connection_handle = self.connection.upgrade(cx).unwrap();
-
- //Tell the view our new size. Requires a mutable borrow of cx and the view
- let cur_size = make_new_size(constraint, &cell_width, &line_height);
- //Note that set_size locks and mutates the terminal.
- connection_handle.update(cx.app, |connection, _| connection.set_size(cur_size));
-
- let (selection_color, terminal_theme) = {
- let theme = &(cx.global::<Settings>()).theme;
- (theme.editor.selection.selection, &theme.terminal)
- };
-
- let terminal_mutex = connection_handle.read(cx).term.clone();
- let term = terminal_mutex.lock();
- let grid = term.grid();
- let cursor_point = grid.cursor.point;
- let cursor_text = grid[cursor_point.line][cursor_point.column].c.to_string();
-
- let content = term.renderable_content();
-
- let layout_lines = layout_lines(
- content.display_iter,
- &text_style,
- terminal_theme,
- cx.text_layout_cache,
- self.modal,
- content.selection,
- );
-
- let block_text = cx.text_layout_cache.layout_str(
- &cursor_text,
- text_style.font_size,
- &[(
- cursor_text.len(),
- RunStyle {
- font_id: text_style.font_id,
- color: terminal_theme.colors.background,
- underline: Default::default(),
- },
- )],
- );
-
- let cursor = get_cursor_shape(
- content.cursor.point.line.0 as usize,
- content.cursor.point.column.0 as usize,
- content.display_offset,
- &line_height,
- &cell_width,
- cur_size.total_lines(),
- &block_text,
- )
- .map(move |(cursor_position, block_width)| {
- let block_width = if block_width != 0.0 {
- block_width
- } else {
- cell_width.0
- };
-
- Cursor::new(
- cursor_position,
- block_width,
- line_height.0,
- terminal_theme.colors.cursor,
- CursorShape::Block,
- Some(block_text.clone()),
- )
- });
- drop(term);
-
- let background_color = if self.modal {
- terminal_theme.colors.modal_background
- } else {
- terminal_theme.colors.background
- };
-
- (
- constraint.max,
- LayoutState {
- layout_lines,
- line_height,
- em_width: cell_width,
- cursor,
- cur_size,
- background_color,
- terminal: terminal_mutex,
- selection_color,
- },
- )
- }
-
- fn paint(
- &mut self,
- bounds: gpui::geometry::rect::RectF,
- visible_bounds: gpui::geometry::rect::RectF,
- layout: &mut Self::LayoutState,
- cx: &mut gpui::PaintContext,
- ) -> Self::PaintState {
- //Setup element stuff
- let clip_bounds = Some(visible_bounds);
-
- cx.paint_layer(clip_bounds, |cx| {
- let cur_size = layout.cur_size.clone();
- let origin = bounds.origin() + vec2f(layout.em_width.0, 0.);
-
- //Elements are ephemeral, only at paint time do we know what could be clicked by a mouse
- attach_mouse_handlers(
- origin,
- cur_size,
- self.view_id,
- &layout.terminal,
- visible_bounds,
- cx,
- );
-
- cx.paint_layer(clip_bounds, |cx| {
- //Start with a background color
- cx.scene.push_quad(Quad {
- bounds: RectF::new(bounds.origin(), bounds.size()),
- background: Some(layout.background_color),
- border: Default::default(),
- corner_radius: 0.,
- });
-
- //Draw cell backgrounds
- for layout_line in &layout.layout_lines {
- for layout_cell in &layout_line.cells {
- let position = vec2f(
- (origin.x() + layout_cell.point.column as f32 * layout.em_width.0)
- .floor(),
- origin.y() + layout_cell.point.line as f32 * layout.line_height.0,
- );
- let size = vec2f(layout.em_width.0.ceil(), layout.line_height.0);
-
- cx.scene.push_quad(Quad {
- bounds: RectF::new(position, size),
- background: Some(layout_cell.background_color),
- border: Default::default(),
- corner_radius: 0.,
- })
- }
- }
- });
-
- //Draw Selection
- cx.paint_layer(clip_bounds, |cx| {
- let mut highlight_y = None;
- let highlight_lines = layout
- .layout_lines
- .iter()
- .filter_map(|line| {
- if let Some(range) = &line.highlighted_range {
- if let None = highlight_y {
- highlight_y = Some(
- origin.y()
- + line.cells[0].point.line as f32 * layout.line_height.0,
- );
- }
- let start_x = origin.x()
- + line.cells[range.start].point.column as f32 * layout.em_width.0;
- let end_x = origin.x()
- + line.cells[range.end].point.column as f32 * layout.em_width.0
- + layout.em_width.0;
-
- return Some(HighlightedRangeLine { start_x, end_x });
- } else {
- return None;
- }
- })
- .collect::<Vec<HighlightedRangeLine>>();
-
- if let Some(y) = highlight_y {
- let hr = HighlightedRange {
- start_y: y, //Need to change this
- line_height: layout.line_height.0,
- lines: highlight_lines,
- color: layout.selection_color,
- //Copied from editor. TODO: move to theme or something
- corner_radius: 0.15 * layout.line_height.0,
- };
- hr.paint(bounds, cx.scene);
- }
- });
-
- cx.paint_layer(clip_bounds, |cx| {
- for layout_line in &layout.layout_lines {
- for layout_cell in &layout_line.cells {
- let point = layout_cell.point;
-
- //Don't actually know the start_x for a line, until here:
- let cell_origin = vec2f(
- (origin.x() + point.column as f32 * layout.em_width.0).floor(),
- origin.y() + point.line as f32 * layout.line_height.0,
- );
-
- layout_cell.text.paint(
- cell_origin,
- visible_bounds,
- layout.line_height.0,
- cx,
- );
- }
- }
- });
-
- //Draw cursor
- if let Some(cursor) = &layout.cursor {
- cx.paint_layer(clip_bounds, |cx| {
- cursor.paint(origin, cx);
- })
- }
-
- #[cfg(debug_assertions)]
- if DEBUG_GRID {
- cx.paint_layer(clip_bounds, |cx| {
- draw_debug_grid(bounds, layout, cx);
- })
- }
- });
- }
-
- fn dispatch_event(
- &mut self,
- event: &gpui::Event,
- _bounds: gpui::geometry::rect::RectF,
- visible_bounds: gpui::geometry::rect::RectF,
- layout: &mut Self::LayoutState,
- _paint: &mut Self::PaintState,
- cx: &mut gpui::EventContext,
- ) -> bool {
- match event {
- Event::ScrollWheel(ScrollWheelEvent {
- delta, position, ..
- }) => visible_bounds
- .contains_point(*position)
- .then(|| {
- let vertical_scroll =
- (delta.y() / layout.line_height.0) * ALACRITTY_SCROLL_MULTIPLIER;
-
- if let Some(connection) = self.connection.upgrade(cx.app) {
- connection.update(cx.app, |connection, _| {
- connection
- .term
- .lock()
- .scroll_display(Scroll::Delta(vertical_scroll.round() as i32));
- })
- }
- })
- .is_some(),
- Event::KeyDown(KeyDownEvent { keystroke, .. }) => {
- if !cx.is_parent_view_focused() {
- return false;
- }
-
- self.connection
- .upgrade(cx.app)
- .map(|connection| {
- connection
- .update(cx.app, |connection, _| connection.try_keystroke(keystroke))
- })
- .unwrap_or(false)
- }
- _ => false,
- }
- }
-
- fn debug(
- &self,
- _bounds: gpui::geometry::rect::RectF,
- _layout: &Self::LayoutState,
- _paint: &Self::PaintState,
- _cx: &gpui::DebugContext,
- ) -> gpui::serde_json::Value {
- json!({
- "type": "TerminalElement",
- })
- }
-}
-
-pub fn mouse_to_cell_data(
- pos: Vector2F,
- origin: Vector2F,
- cur_size: SizeInfo,
- display_offset: usize,
-) -> (Point, alacritty_terminal::index::Direction) {
- let relative_pos = relative_pos(pos, origin);
- let point = grid_cell(&relative_pos, cur_size, display_offset);
- let side = cell_side(&relative_pos, cur_size);
- (point, side)
-}
-
-///Configures a text style from the current settings.
-fn make_text_style(font_cache: &FontCache, settings: &Settings) -> TextStyle {
- // Pull the font family from settings properly overriding
- let family_id = settings
- .terminal_overrides
- .font_family
- .as_ref()
- .and_then(|family_name| font_cache.load_family(&[family_name]).log_err())
- .or_else(|| {
- settings
- .terminal_defaults
- .font_family
- .as_ref()
- .and_then(|family_name| font_cache.load_family(&[family_name]).log_err())
- })
- .unwrap_or(settings.buffer_font_family);
-
- TextStyle {
- color: settings.theme.editor.text_color,
- font_family_id: family_id,
- font_family_name: font_cache.family_name(family_id).unwrap(),
- font_id: font_cache
- .select_font(family_id, &Default::default())
- .unwrap(),
- font_size: settings
- .terminal_overrides
- .font_size
- .or(settings.terminal_defaults.font_size)
- .unwrap_or(settings.buffer_font_size),
- font_properties: Default::default(),
- underline: Default::default(),
- }
-}
-
-///Configures a size info object from the given information.
-fn make_new_size(
- constraint: SizeConstraint,
- cell_width: &CellWidth,
- line_height: &LineHeight,
-) -> SizeInfo {
- SizeInfo::new(
- constraint.max.x() - cell_width.0,
- constraint.max.y(),
- cell_width.0,
- line_height.0,
- 0.,
- 0.,
- false,
- )
-}
-
-fn layout_lines(
- grid: GridIterator<Cell>,
- text_style: &TextStyle,
- terminal_theme: &TerminalStyle,
- text_layout_cache: &TextLayoutCache,
- modal: bool,
- selection_range: Option<SelectionRange>,
-) -> Vec<LayoutLine> {
- let lines = grid.group_by(|i| i.point.line);
- lines
- .into_iter()
- .enumerate()
- .map(|(line_index, (_, line))| {
- let mut highlighted_range = None;
- let cells = line
- .enumerate()
- .map(|(x_index, indexed_cell)| {
- if selection_range
- .map(|range| range.contains(indexed_cell.point))
- .unwrap_or(false)
- {
- let mut range = highlighted_range.take().unwrap_or(x_index..x_index);
- range.end = range.end.max(x_index);
- highlighted_range = Some(range);
- }
-
- let cell_text = &indexed_cell.c.to_string();
-
- let cell_style = cell_style(&indexed_cell, terminal_theme, text_style, modal);
-
- //This is where we might be able to get better performance
- let layout_cell = text_layout_cache.layout_str(
- cell_text,
- text_style.font_size,
- &[(cell_text.len(), cell_style)],
- );
-
- LayoutCell::new(
- Point::new(line_index as i32, indexed_cell.point.column.0 as i32),
- layout_cell,
- convert_color(&indexed_cell.bg, &terminal_theme.colors, modal),
- )
- })
- .collect::<Vec<LayoutCell>>();
-
- LayoutLine {
- cells,
- highlighted_range,
- }
- })
- .collect::<Vec<LayoutLine>>()
-}
-
-// Compute the cursor position and expected block width, may return a zero width if x_for_index returns
-// the same position for sequential indexes. Use em_width instead
-//TODO: This function is messy, too many arguments and too many ifs. Simplify.
-fn get_cursor_shape(
- line: usize,
- line_index: usize,
- display_offset: usize,
- line_height: &LineHeight,
- cell_width: &CellWidth,
- total_lines: usize,
- text_fragment: &Line,
-) -> Option<(Vector2F, f32)> {
- let cursor_line = line + display_offset;
- if cursor_line <= total_lines {
- let cursor_width = if text_fragment.width() == 0. {
- cell_width.0
- } else {
- text_fragment.width()
- };
-
- Some((
- vec2f(
- line_index as f32 * cell_width.0,
- cursor_line as f32 * line_height.0,
- ),
- cursor_width,
- ))
- } else {
- None
- }
-}
-
-///Convert the Alacritty cell styles to GPUI text styles and background color
-fn cell_style(
- indexed: &Indexed<&Cell>,
- style: &TerminalStyle,
- text_style: &TextStyle,
- modal: bool,
-) -> RunStyle {
- let flags = indexed.cell.flags;
- let fg = convert_color(&indexed.cell.fg, &style.colors, modal);
-
- let underline = flags
- .contains(Flags::UNDERLINE)
- .then(|| Underline {
- color: Some(fg),
- squiggly: false,
- thickness: OrderedFloat(1.),
- })
- .unwrap_or_default();
-
- RunStyle {
- color: fg,
- font_id: text_style.font_id,
- underline,
- }
-}
-
-fn attach_mouse_handlers(
- origin: Vector2F,
- cur_size: SizeInfo,
- view_id: usize,
- terminal_mutex: &Arc<FairMutex<Term<ZedListener>>>,
- visible_bounds: RectF,
- cx: &mut PaintContext,
-) {
- let click_mutex = terminal_mutex.clone();
- let drag_mutex = terminal_mutex.clone();
- let mouse_down_mutex = terminal_mutex.clone();
-
- cx.scene.push_mouse_region(
- MouseRegion::new(view_id, None, visible_bounds)
- .on_down(
- MouseButton::Left,
- move |MouseButtonEvent { position, .. }, _| {
- let mut term = mouse_down_mutex.lock();
-
- let (point, side) = mouse_to_cell_data(
- position,
- origin,
- cur_size,
- term.renderable_content().display_offset,
- );
- term.selection = Some(Selection::new(SelectionType::Simple, point, side))
- },
- )
- .on_click(
- MouseButton::Left,
- move |MouseButtonEvent {
- position,
- click_count,
- ..
- },
- cx| {
- let mut term = click_mutex.lock();
-
- let (point, side) = mouse_to_cell_data(
- position,
- origin,
- cur_size,
- term.renderable_content().display_offset,
- );
-
- let selection_type = match click_count {
- 0 => return, //This is a release
- 1 => Some(SelectionType::Simple),
- 2 => Some(SelectionType::Semantic),
- 3 => Some(SelectionType::Lines),
- _ => None,
- };
-
- let selection = selection_type
- .map(|selection_type| Selection::new(selection_type, point, side));
-
- term.selection = selection;
- cx.focus_parent_view();
- cx.notify();
- },
- )
- .on_drag(
- MouseButton::Left,
- move |_, MouseMovedEvent { position, .. }, cx| {
- let mut term = drag_mutex.lock();
-
- let (point, side) = mouse_to_cell_data(
- position,
- origin,
- cur_size,
- term.renderable_content().display_offset,
- );
-
- if let Some(mut selection) = term.selection.take() {
- selection.update(point, side);
- term.selection = Some(selection);
- }
-
- cx.notify();
- },
- ),
- );
-}
-
-///Copied (with modifications) from alacritty/src/input.rs > Processor::cell_side()
-fn cell_side(pos: &PaneRelativePos, cur_size: SizeInfo) -> Side {
- let x = pos.0.x() as usize;
- let cell_x = x.saturating_sub(cur_size.cell_width() as usize) % cur_size.cell_width() as usize;
- let half_cell_width = (cur_size.cell_width() / 2.0) as usize;
-
- let additional_padding =
- (cur_size.width() - cur_size.cell_width() * 2.) % cur_size.cell_width();
- let end_of_grid = cur_size.width() - cur_size.cell_width() - additional_padding;
-
- if cell_x > half_cell_width
- // Edge case when mouse leaves the window.
- || x as f32 >= end_of_grid
- {
- Side::Right
- } else {
- Side::Left
- }
-}
-
-///Copied (with modifications) from alacritty/src/event.rs > Mouse::point()
-///Position is a pane-relative position. That means the top left corner of the mouse
-///Region should be (0,0)
-fn grid_cell(pos: &PaneRelativePos, cur_size: SizeInfo, display_offset: usize) -> Point {
- let pos = pos.0;
- let col = pos.x() / cur_size.cell_width(); //TODO: underflow...
- let col = min(GridCol(col as usize), cur_size.last_column());
-
- let line = pos.y() / cur_size.cell_height();
- let line = min(line as i32, cur_size.bottommost_line().0);
-
- //when clicking, need to ADD to get to the top left cell
- //e.g. total_lines - viewport_height, THEN subtract display offset
- //0 -> total_lines - viewport_height - display_offset + mouse_line
-
- Point::new(GridLine(line - display_offset as i32), col)
-}
-
-///Draws the grid as Alacritty sees it. Useful for checking if there is an inconsistency between
-///Display and conceptual grid.
-#[cfg(debug_assertions)]
-fn draw_debug_grid(bounds: RectF, layout: &mut LayoutState, cx: &mut PaintContext) {
- let width = layout.cur_size.width();
- let height = layout.cur_size.height();
- //Alacritty uses 'as usize', so shall we.
- for col in 0..(width / layout.em_width.0).round() as usize {
- cx.scene.push_quad(Quad {
- bounds: RectF::new(
- bounds.origin() + vec2f((col + 1) as f32 * layout.em_width.0, 0.),
- vec2f(1., height),
- ),
- background: Some(Color::green()),
- border: Default::default(),
- corner_radius: 0.,
- });
- }
- for row in 0..((height / layout.line_height.0) + 1.0).round() as usize {
- cx.scene.push_quad(Quad {
- bounds: RectF::new(
- bounds.origin() + vec2f(layout.em_width.0, row as f32 * layout.line_height.0),
- vec2f(width, 1.),
- ),
- background: Some(Color::green()),
- border: Default::default(),
- corner_radius: 0.,
- });
- }
-}
-
-mod test {
-
- #[test]
- fn test_mouse_to_selection() {
- let term_width = 100.;
- let term_height = 200.;
- let cell_width = 10.;
- let line_height = 20.;
- let mouse_pos_x = 100.; //Window relative
- let mouse_pos_y = 100.; //Window relative
- let origin_x = 10.;
- let origin_y = 20.;
-
- let cur_size = alacritty_terminal::term::SizeInfo::new(
- term_width,
- term_height,
- cell_width,
- line_height,
- 0.,
- 0.,
- false,
- );
-
- let mouse_pos = gpui::geometry::vector::vec2f(mouse_pos_x, mouse_pos_y);
- let origin = gpui::geometry::vector::vec2f(origin_x, origin_y); //Position of terminal window, 1 'cell' in
- let (point, _) =
- crate::terminal_element::mouse_to_cell_data(mouse_pos, origin, cur_size, 0);
- assert_eq!(
- point,
- alacritty_terminal::index::Point::new(
- alacritty_terminal::index::Line(((mouse_pos_y - origin_y) / line_height) as i32),
- alacritty_terminal::index::Column(((mouse_pos_x - origin_x) / cell_width) as usize),
- )
- );
- }
-
- #[test]
- fn test_mouse_to_selection_off_edge() {
- let term_width = 100.;
- let term_height = 200.;
- let cell_width = 10.;
- let line_height = 20.;
- let mouse_pos_x = 100.; //Window relative
- let mouse_pos_y = 100.; //Window relative
- let origin_x = 10.;
- let origin_y = 20.;
-
- let cur_size = alacritty_terminal::term::SizeInfo::new(
- term_width,
- term_height,
- cell_width,
- line_height,
- 0.,
- 0.,
- false,
- );
-
- let mouse_pos = gpui::geometry::vector::vec2f(mouse_pos_x, mouse_pos_y);
- let origin = gpui::geometry::vector::vec2f(origin_x, origin_y); //Position of terminal window, 1 'cell' in
- let (point, _) =
- crate::terminal_element::mouse_to_cell_data(mouse_pos, origin, cur_size, 0);
- assert_eq!(
- point,
- alacritty_terminal::index::Point::new(
- alacritty_terminal::index::Line(((mouse_pos_y - origin_y) / line_height) as i32),
- alacritty_terminal::index::Column(((mouse_pos_x - origin_x) / cell_width) as usize),
- )
- );
- }
-}
@@ -1,35 +1,40 @@
-use std::time::Duration;
+use std::{path::Path, time::Duration};
-use alacritty_terminal::term::SizeInfo;
-use gpui::{AppContext, ModelHandle, ReadModelWith, TestAppContext};
+use gpui::{
+ geometry::vector::vec2f, AppContext, ModelHandle, ReadModelWith, TestAppContext, ViewHandle,
+};
use itertools::Itertools;
+use project::{Entry, Project, ProjectPath, Worktree};
+use workspace::{AppState, Workspace};
use crate::{
- connection::TerminalConnection, DEBUG_CELL_WIDTH, DEBUG_LINE_HEIGHT, DEBUG_TERMINAL_HEIGHT,
- DEBUG_TERMINAL_WIDTH,
+ connected_el::TermDimensions,
+ model::{Terminal, TerminalBuilder},
+ DEBUG_CELL_WIDTH, DEBUG_LINE_HEIGHT, DEBUG_TERMINAL_HEIGHT, DEBUG_TERMINAL_WIDTH,
};
pub struct TerminalTestContext<'a> {
pub cx: &'a mut TestAppContext,
- pub connection: ModelHandle<TerminalConnection>,
+ pub connection: Option<ModelHandle<Terminal>>,
}
impl<'a> TerminalTestContext<'a> {
- pub fn new(cx: &'a mut TestAppContext) -> Self {
+ pub fn new(cx: &'a mut TestAppContext, term: bool) -> Self {
cx.set_condition_duration(Some(Duration::from_secs(5)));
- let size_info = SizeInfo::new(
- DEBUG_TERMINAL_WIDTH,
- DEBUG_TERMINAL_HEIGHT,
+ let size_info = TermDimensions::new(
DEBUG_CELL_WIDTH,
DEBUG_LINE_HEIGHT,
- 0.,
- 0.,
- false,
+ vec2f(DEBUG_TERMINAL_WIDTH, DEBUG_TERMINAL_HEIGHT),
);
- let connection =
- cx.add_model(|cx| TerminalConnection::new(None, None, None, size_info, cx));
+ let connection = term.then(|| {
+ cx.add_model(|cx| {
+ TerminalBuilder::new(None, None, None, size_info)
+ .unwrap()
+ .subscribe(cx)
+ })
+ });
TerminalTestContext { cx, connection }
}
@@ -38,34 +43,112 @@ impl<'a> TerminalTestContext<'a> {
where
F: Fn(String, &AppContext) -> bool,
{
+ let connection = self.connection.take().unwrap();
+
let command = command.to_string();
- self.connection.update(self.cx, |connection, _| {
+ connection.update(self.cx, |connection, _| {
connection.write_to_pty(command);
connection.write_to_pty("\r".to_string());
});
- self.connection
+ connection
.condition(self.cx, |conn, cx| {
let content = Self::grid_as_str(conn);
f(content, cx)
})
.await;
- self.cx
- .read_model_with(&self.connection, &mut |conn, _: &AppContext| {
+ let res = self
+ .cx
+ .read_model_with(&connection, &mut |conn, _: &AppContext| {
Self::grid_as_str(conn)
+ });
+
+ self.connection = Some(connection);
+
+ res
+ }
+
+ ///Creates a worktree with 1 file: /root.txt
+ pub async fn blank_workspace(&mut self) -> (ModelHandle<Project>, ViewHandle<Workspace>) {
+ let params = self.cx.update(AppState::test);
+
+ let project = Project::test(params.fs.clone(), [], self.cx).await;
+ let (_, workspace) = self.cx.add_window(|cx| Workspace::new(project.clone(), cx));
+
+ (project, workspace)
+ }
+
+ ///Creates a worktree with 1 folder: /root{suffix}/
+ pub async fn create_folder_wt(
+ &mut self,
+ project: ModelHandle<Project>,
+ path: impl AsRef<Path>,
+ ) -> (ModelHandle<Worktree>, Entry) {
+ self.create_wt(project, true, path).await
+ }
+
+ ///Creates a worktree with 1 file: /root{suffix}.txt
+ pub async fn create_file_wt(
+ &mut self,
+ project: ModelHandle<Project>,
+ path: impl AsRef<Path>,
+ ) -> (ModelHandle<Worktree>, Entry) {
+ self.create_wt(project, false, path).await
+ }
+
+ async fn create_wt(
+ &mut self,
+ project: ModelHandle<Project>,
+ is_dir: bool,
+ path: impl AsRef<Path>,
+ ) -> (ModelHandle<Worktree>, Entry) {
+ let (wt, _) = project
+ .update(self.cx, |project, cx| {
+ project.find_or_create_local_worktree(path, true, cx)
})
+ .await
+ .unwrap();
+
+ let entry = self
+ .cx
+ .update(|cx| {
+ wt.update(cx, |wt, cx| {
+ wt.as_local()
+ .unwrap()
+ .create_entry(Path::new(""), is_dir, cx)
+ })
+ })
+ .await
+ .unwrap();
+
+ (wt, entry)
+ }
+
+ pub fn insert_active_entry_for(
+ &mut self,
+ wt: ModelHandle<Worktree>,
+ entry: Entry,
+ project: ModelHandle<Project>,
+ ) {
+ self.cx.update(|cx| {
+ let p = ProjectPath {
+ worktree_id: wt.read(cx).id(),
+ path: entry.path,
+ };
+ project.update(cx, |project, cx| project.set_active_path(Some(p), cx));
+ });
}
- fn grid_as_str(connection: &TerminalConnection) -> String {
- let term = connection.term.lock();
- let grid_iterator = term.renderable_content().display_iter;
- let lines = grid_iterator.group_by(|i| i.point.line.0);
- lines
- .into_iter()
- .map(|(_, line)| line.map(|i| i.c).collect::<String>())
- .collect::<Vec<String>>()
- .join("\n")
+ fn grid_as_str(connection: &Terminal) -> String {
+ connection.render_lock(None, |content, _| {
+ let lines = content.display_iter.group_by(|i| i.point.line.0);
+ lines
+ .into_iter()
+ .map(|(_, line)| line.map(|i| i.c).collect::<String>())
+ .collect::<Vec<String>>()
+ .join("\n")
+ })
}
}
@@ -1223,8 +1223,10 @@ impl Workspace {
}
}
- pub fn modal(&self) -> Option<&AnyViewHandle> {
- self.modal.as_ref()
+ pub fn modal<V: 'static + View>(&self) -> Option<ViewHandle<V>> {
+ self.modal
+ .as_ref()
+ .and_then(|modal| modal.clone().downcast::<V>())
}
pub fn dismiss_modal(&mut self, cx: &mut ViewContext<Self>) {
@@ -5,7 +5,6 @@
"requires": true,
"packages": {
"": {
- "name": "styles",
"version": "1.0.0",
"license": "ISC",
"dependencies": {