1use std::marker::PhantomData;
2
3use crate::prelude::*;
4use crate::{theme, Icon, IconColor, IconElement, Label, LabelColor};
5
6#[derive(Element, Clone)]
7pub struct Tab<S: 'static + Send + Sync + Clone> {
8 state_type: PhantomData<S>,
9 title: String,
10 icon: Option<Icon>,
11 current: bool,
12 dirty: bool,
13 fs_status: FileSystemStatus,
14 git_status: GitStatus,
15 diagnostic_status: DiagnosticStatus,
16 close_side: IconSide,
17}
18
19impl<S: 'static + Send + Sync + Clone> Tab<S> {
20 pub fn new() -> Self {
21 Self {
22 state_type: PhantomData,
23 title: "untitled".to_string(),
24 icon: None,
25 current: false,
26 dirty: false,
27 fs_status: FileSystemStatus::None,
28 git_status: GitStatus::None,
29 diagnostic_status: DiagnosticStatus::None,
30 close_side: IconSide::Right,
31 }
32 }
33
34 pub fn current(mut self, current: bool) -> Self {
35 self.current = current;
36 self
37 }
38
39 pub fn title(mut self, title: String) -> Self {
40 self.title = title;
41 self
42 }
43
44 pub fn icon<I>(mut self, icon: I) -> Self
45 where
46 I: Into<Option<Icon>>,
47 {
48 self.icon = icon.into();
49 self
50 }
51
52 pub fn dirty(mut self, dirty: bool) -> Self {
53 self.dirty = dirty;
54 self
55 }
56
57 pub fn fs_status(mut self, fs_status: FileSystemStatus) -> Self {
58 self.fs_status = fs_status;
59 self
60 }
61
62 pub fn git_status(mut self, git_status: GitStatus) -> Self {
63 self.git_status = git_status;
64 self
65 }
66
67 pub fn diagnostic_status(mut self, diagnostic_status: DiagnosticStatus) -> Self {
68 self.diagnostic_status = diagnostic_status;
69 self
70 }
71
72 pub fn close_side(mut self, close_side: IconSide) -> Self {
73 self.close_side = close_side;
74 self
75 }
76
77 fn render(&mut self, cx: &mut ViewContext<S>) -> impl Element<State = S> {
78 let theme = theme(cx);
79 let has_fs_conflict = self.fs_status == FileSystemStatus::Conflict;
80 let is_deleted = self.fs_status == FileSystemStatus::Deleted;
81
82 let label = match (self.git_status, is_deleted) {
83 (_, true) | (GitStatus::Deleted, false) => Label::new(self.title.clone())
84 .color(LabelColor::Hidden)
85 .set_strikethrough(true),
86 (GitStatus::None, false) => Label::new(self.title.clone()),
87 (GitStatus::Created, false) => {
88 Label::new(self.title.clone()).color(LabelColor::Created)
89 }
90 (GitStatus::Modified, false) => {
91 Label::new(self.title.clone()).color(LabelColor::Modified)
92 }
93 (GitStatus::Renamed, false) => Label::new(self.title.clone()).color(LabelColor::Accent),
94 (GitStatus::Conflict, false) => Label::new(self.title.clone()),
95 };
96
97 let close_icon = IconElement::new(Icon::Close).color(IconColor::Muted);
98
99 div()
100 .px_2()
101 .py_0p5()
102 .flex()
103 .items_center()
104 .justify_center()
105 .fill(if self.current {
106 theme.highest.base.default.background
107 } else {
108 theme.middle.base.default.background
109 })
110 .child(
111 div()
112 .px_1()
113 .flex()
114 .items_center()
115 .gap_1()
116 .children(has_fs_conflict.then(|| {
117 IconElement::new(Icon::ExclamationTriangle)
118 .size(crate::IconSize::Small)
119 .color(IconColor::Warning)
120 }))
121 .children(self.icon.map(IconElement::new))
122 .children(if self.close_side == IconSide::Left {
123 Some(close_icon.clone())
124 } else {
125 None
126 })
127 .child(label)
128 .children(if self.close_side == IconSide::Right {
129 Some(close_icon)
130 } else {
131 None
132 }),
133 )
134 }
135}