1use std::sync::Arc;
2
3use collections::HashSet;
4use editor::actions::MoveUp;
5use editor::{ContextMenuOptions, ContextMenuPlacement, Editor, EditorElement, EditorStyle};
6use file_icons::FileIcons;
7use fs::Fs;
8use gpui::{
9 Animation, AnimationExt, App, DismissEvent, Entity, Focusable, Subscription, TextStyle,
10 WeakEntity, linear_color_stop, linear_gradient, point,
11};
12use language_model::LanguageModelRegistry;
13use language_model_selector::ToggleModelSelector;
14use project::Project;
15use settings::Settings;
16use std::time::Duration;
17use theme::ThemeSettings;
18use ui::{
19 ButtonLike, Disclosure, KeyBinding, PlatformStyle, PopoverMenu, PopoverMenuHandle, Tooltip,
20 prelude::*,
21};
22use util::ResultExt as _;
23use vim_mode_setting::VimModeSetting;
24use workspace::Workspace;
25
26use crate::assistant_model_selector::AssistantModelSelector;
27use crate::context_picker::{ConfirmBehavior, ContextPicker, ContextPickerCompletionProvider};
28use crate::context_store::{ContextStore, refresh_context_store_text};
29use crate::context_strip::{ContextStrip, ContextStripEvent, SuggestContextKind};
30use crate::profile_selector::ProfileSelector;
31use crate::thread::{RequestKind, Thread};
32use crate::thread_store::ThreadStore;
33use crate::{
34 AgentDiff, Chat, ChatMode, NewThread, OpenAgentDiff, RemoveAllContext, ThreadEvent,
35 ToggleContextPicker, ToggleProfileSelector,
36};
37
38pub struct MessageEditor {
39 thread: Entity<Thread>,
40 editor: Entity<Editor>,
41 #[allow(dead_code)]
42 workspace: WeakEntity<Workspace>,
43 project: Entity<Project>,
44 context_store: Entity<ContextStore>,
45 context_strip: Entity<ContextStrip>,
46 context_picker_menu_handle: PopoverMenuHandle<ContextPicker>,
47 inline_context_picker: Entity<ContextPicker>,
48 inline_context_picker_menu_handle: PopoverMenuHandle<ContextPicker>,
49 model_selector: Entity<AssistantModelSelector>,
50 profile_selector: Entity<ProfileSelector>,
51 edits_expanded: bool,
52 waiting_for_summaries_to_send: bool,
53 _subscriptions: Vec<Subscription>,
54}
55
56impl MessageEditor {
57 pub fn new(
58 fs: Arc<dyn Fs>,
59 workspace: WeakEntity<Workspace>,
60 context_store: Entity<ContextStore>,
61 thread_store: WeakEntity<ThreadStore>,
62 thread: Entity<Thread>,
63 window: &mut Window,
64 cx: &mut Context<Self>,
65 ) -> Self {
66 let context_picker_menu_handle = PopoverMenuHandle::default();
67 let inline_context_picker_menu_handle = PopoverMenuHandle::default();
68 let model_selector_menu_handle = PopoverMenuHandle::default();
69
70 let editor = cx.new(|cx| {
71 let mut editor = Editor::auto_height(10, window, cx);
72 editor.set_placeholder_text("Ask anything, @ to mention, ↑ to select", cx);
73 editor.set_show_indent_guides(false, cx);
74 editor.set_context_menu_options(ContextMenuOptions {
75 min_entries_visible: 12,
76 max_entries_visible: 12,
77 placement: Some(ContextMenuPlacement::Above),
78 });
79
80 editor
81 });
82
83 let editor_entity = editor.downgrade();
84 editor.update(cx, |editor, _| {
85 editor.set_completion_provider(Some(Box::new(ContextPickerCompletionProvider::new(
86 workspace.clone(),
87 context_store.downgrade(),
88 Some(thread_store.clone()),
89 editor_entity,
90 ))));
91 });
92
93 let inline_context_picker = cx.new(|cx| {
94 ContextPicker::new(
95 workspace.clone(),
96 Some(thread_store.clone()),
97 context_store.downgrade(),
98 ConfirmBehavior::Close,
99 window,
100 cx,
101 )
102 });
103
104 let context_strip = cx.new(|cx| {
105 ContextStrip::new(
106 context_store.clone(),
107 workspace.clone(),
108 Some(thread_store.clone()),
109 context_picker_menu_handle.clone(),
110 SuggestContextKind::File,
111 window,
112 cx,
113 )
114 });
115
116 let subscriptions = vec![
117 cx.subscribe_in(
118 &inline_context_picker,
119 window,
120 Self::handle_inline_context_picker_event,
121 ),
122 cx.subscribe_in(&context_strip, window, Self::handle_context_strip_event),
123 ];
124
125 Self {
126 editor: editor.clone(),
127 project: thread.read(cx).project().clone(),
128 thread,
129 workspace,
130 context_store,
131 context_strip,
132 context_picker_menu_handle,
133 inline_context_picker,
134 inline_context_picker_menu_handle,
135 model_selector: cx.new(|cx| {
136 AssistantModelSelector::new(
137 fs.clone(),
138 model_selector_menu_handle,
139 editor.focus_handle(cx),
140 window,
141 cx,
142 )
143 }),
144 edits_expanded: false,
145 waiting_for_summaries_to_send: false,
146 profile_selector: cx
147 .new(|cx| ProfileSelector::new(fs, thread_store, editor.focus_handle(cx), cx)),
148 _subscriptions: subscriptions,
149 }
150 }
151
152 fn toggle_chat_mode(&mut self, _: &ChatMode, _window: &mut Window, cx: &mut Context<Self>) {
153 cx.notify();
154 }
155
156 fn toggle_context_picker(
157 &mut self,
158 _: &ToggleContextPicker,
159 window: &mut Window,
160 cx: &mut Context<Self>,
161 ) {
162 self.context_picker_menu_handle.toggle(window, cx);
163 }
164 pub fn remove_all_context(
165 &mut self,
166 _: &RemoveAllContext,
167 _window: &mut Window,
168 cx: &mut Context<Self>,
169 ) {
170 self.context_store.update(cx, |store, _cx| store.clear());
171 cx.notify();
172 }
173
174 fn chat(&mut self, _: &Chat, window: &mut Window, cx: &mut Context<Self>) {
175 if self.is_editor_empty(cx) {
176 return;
177 }
178
179 if self.thread.read(cx).is_generating() {
180 return;
181 }
182
183 self.send_to_model(RequestKind::Chat, window, cx);
184 }
185
186 fn is_editor_empty(&self, cx: &App) -> bool {
187 self.editor.read(cx).text(cx).is_empty()
188 }
189
190 fn is_model_selected(&self, cx: &App) -> bool {
191 LanguageModelRegistry::read_global(cx)
192 .active_model()
193 .is_some()
194 }
195
196 fn send_to_model(
197 &mut self,
198 request_kind: RequestKind,
199 window: &mut Window,
200 cx: &mut Context<Self>,
201 ) {
202 let provider = LanguageModelRegistry::read_global(cx).active_provider();
203 if provider
204 .as_ref()
205 .map_or(false, |provider| provider.must_accept_terms(cx))
206 {
207 cx.notify();
208 return;
209 }
210
211 let model_registry = LanguageModelRegistry::read_global(cx);
212 let Some(model) = model_registry.active_model() else {
213 return;
214 };
215
216 let user_message = self.editor.update(cx, |editor, cx| {
217 let text = editor.text(cx);
218 editor.clear(window, cx);
219 text
220 });
221
222 let refresh_task =
223 refresh_context_store_text(self.context_store.clone(), &HashSet::default(), cx);
224
225 let system_prompt_context_task = self.thread.read(cx).load_system_prompt_context(cx);
226
227 let thread = self.thread.clone();
228 let context_store = self.context_store.clone();
229 let checkpoint = self.project.read(cx).git_store().read(cx).checkpoint(cx);
230
231 cx.spawn(async move |this, cx| {
232 let checkpoint = checkpoint.await.ok();
233 refresh_task.await;
234 let (system_prompt_context, load_error) = system_prompt_context_task.await;
235
236 thread
237 .update(cx, |thread, cx| {
238 thread.set_system_prompt_context(system_prompt_context);
239 if let Some(load_error) = load_error {
240 cx.emit(ThreadEvent::ShowError(load_error));
241 }
242 })
243 .ok();
244
245 thread
246 .update(cx, |thread, cx| {
247 let context = context_store.read(cx).context().clone();
248 thread.insert_user_message(user_message, context, checkpoint, cx);
249 })
250 .ok();
251
252 if let Some(wait_for_summaries) = context_store
253 .update(cx, |context_store, cx| context_store.wait_for_summaries(cx))
254 .log_err()
255 {
256 this.update(cx, |this, cx| {
257 this.waiting_for_summaries_to_send = true;
258 cx.notify();
259 })
260 .ok();
261
262 wait_for_summaries.await;
263
264 this.update(cx, |this, cx| {
265 this.waiting_for_summaries_to_send = false;
266 cx.notify();
267 })
268 .ok();
269 }
270
271 // Send to model after summaries are done
272 thread
273 .update(cx, |thread, cx| {
274 thread.send_to_model(model, request_kind, cx);
275 })
276 .ok();
277 })
278 .detach();
279 }
280
281 fn handle_inline_context_picker_event(
282 &mut self,
283 _inline_context_picker: &Entity<ContextPicker>,
284 _event: &DismissEvent,
285 window: &mut Window,
286 cx: &mut Context<Self>,
287 ) {
288 let editor_focus_handle = self.editor.focus_handle(cx);
289 window.focus(&editor_focus_handle);
290 }
291
292 fn handle_context_strip_event(
293 &mut self,
294 _context_strip: &Entity<ContextStrip>,
295 event: &ContextStripEvent,
296 window: &mut Window,
297 cx: &mut Context<Self>,
298 ) {
299 match event {
300 ContextStripEvent::PickerDismissed
301 | ContextStripEvent::BlurredEmpty
302 | ContextStripEvent::BlurredDown => {
303 let editor_focus_handle = self.editor.focus_handle(cx);
304 window.focus(&editor_focus_handle);
305 }
306 ContextStripEvent::BlurredUp => {}
307 }
308 }
309
310 fn move_up(&mut self, _: &MoveUp, window: &mut Window, cx: &mut Context<Self>) {
311 if self.context_picker_menu_handle.is_deployed()
312 || self.inline_context_picker_menu_handle.is_deployed()
313 {
314 cx.propagate();
315 } else {
316 self.context_strip.focus_handle(cx).focus(window);
317 }
318 }
319
320 fn handle_review_click(&self, window: &mut Window, cx: &mut Context<Self>) {
321 AgentDiff::deploy(self.thread.clone(), self.workspace.clone(), window, cx).log_err();
322 }
323}
324
325impl Focusable for MessageEditor {
326 fn focus_handle(&self, cx: &App) -> gpui::FocusHandle {
327 self.editor.focus_handle(cx)
328 }
329}
330
331impl Render for MessageEditor {
332 fn render(&mut self, window: &mut Window, cx: &mut Context<Self>) -> impl IntoElement {
333 let font_size = TextSize::Default.rems(cx);
334 let line_height = font_size.to_pixels(window.rem_size()) * 1.5;
335
336 let focus_handle = self.editor.focus_handle(cx);
337 let inline_context_picker = self.inline_context_picker.clone();
338
339 let thread = self.thread.read(cx);
340 let is_generating = thread.is_generating();
341 let is_too_long = thread.is_getting_too_long(cx);
342 let is_model_selected = self.is_model_selected(cx);
343 let is_editor_empty = self.is_editor_empty(cx);
344 let needs_confirmation =
345 thread.has_pending_tool_uses() && thread.tools_needing_confirmation().next().is_some();
346
347 let submit_label_color = if is_editor_empty {
348 Color::Muted
349 } else {
350 Color::Default
351 };
352
353 let vim_mode_enabled = VimModeSetting::get_global(cx).0;
354 let platform = PlatformStyle::platform();
355 let linux = platform == PlatformStyle::Linux;
356 let windows = platform == PlatformStyle::Windows;
357 let button_width = if linux || windows || vim_mode_enabled {
358 px(82.)
359 } else {
360 px(64.)
361 };
362
363 let action_log = self.thread.read(cx).action_log();
364 let changed_buffers = action_log.read(cx).changed_buffers(cx);
365 let changed_buffers_count = changed_buffers.len();
366
367 let editor_bg_color = cx.theme().colors().editor_background;
368 let border_color = cx.theme().colors().border;
369 let active_color = cx.theme().colors().element_selected;
370 let bg_edit_files_disclosure = editor_bg_color.blend(active_color.opacity(0.3));
371
372 v_flex()
373 .size_full()
374 .when(self.waiting_for_summaries_to_send, |parent| {
375 parent.child(
376 h_flex().py_3().w_full().justify_center().child(
377 h_flex()
378 .flex_none()
379 .px_2()
380 .py_2()
381 .bg(editor_bg_color)
382 .border_1()
383 .border_color(cx.theme().colors().border_variant)
384 .rounded_lg()
385 .shadow_md()
386 .gap_1()
387 .child(
388 Icon::new(IconName::ArrowCircle)
389 .size(IconSize::XSmall)
390 .color(Color::Muted)
391 .with_animation(
392 "arrow-circle",
393 Animation::new(Duration::from_secs(2)).repeat(),
394 |icon, delta| {
395 icon.transform(gpui::Transformation::rotate(
396 gpui::percentage(delta),
397 ))
398 },
399 ),
400 )
401 .child(
402 Label::new("Summarizing context…")
403 .size(LabelSize::XSmall)
404 .color(Color::Muted),
405 ),
406 ),
407 )
408 })
409 .when(is_generating, |parent| {
410 let focus_handle = self.editor.focus_handle(cx).clone();
411 parent.child(
412 h_flex().py_3().w_full().justify_center().child(
413 h_flex()
414 .flex_none()
415 .pl_2()
416 .pr_1()
417 .py_1()
418 .bg(editor_bg_color)
419 .border_1()
420 .border_color(cx.theme().colors().border_variant)
421 .rounded_lg()
422 .shadow_md()
423 .gap_1()
424 .child(
425 Icon::new(IconName::ArrowCircle)
426 .size(IconSize::XSmall)
427 .color(Color::Muted)
428 .with_animation(
429 "arrow-circle",
430 Animation::new(Duration::from_secs(2)).repeat(),
431 |icon, delta| {
432 icon.transform(gpui::Transformation::rotate(
433 gpui::percentage(delta),
434 ))
435 },
436 ),
437 )
438 .child({
439
440
441 Label::new(if needs_confirmation {
442 "Waiting for confirmation…"
443 } else {
444 "Generating…"
445 })
446 .size(LabelSize::XSmall)
447 .color(Color::Muted)
448 })
449 .child(ui::Divider::vertical())
450 .child(
451 Button::new("cancel-generation", "Cancel")
452 .label_size(LabelSize::XSmall)
453 .key_binding(
454 KeyBinding::for_action_in(
455 &editor::actions::Cancel,
456 &focus_handle,
457 window,
458 cx,
459 )
460 .map(|kb| kb.size(rems_from_px(10.))),
461 )
462 .on_click(move |_event, window, cx| {
463 focus_handle.dispatch_action(
464 &editor::actions::Cancel,
465 window,
466 cx,
467 );
468 }),
469 ),
470 ),
471 )
472 })
473 .when(changed_buffers_count > 0, |parent| {
474 parent.child(
475 v_flex()
476 .mx_2()
477 .bg(bg_edit_files_disclosure)
478 .border_1()
479 .border_b_0()
480 .border_color(border_color)
481 .rounded_t_md()
482 .shadow(smallvec::smallvec![gpui::BoxShadow {
483 color: gpui::black().opacity(0.15),
484 offset: point(px(1.), px(-1.)),
485 blur_radius: px(3.),
486 spread_radius: px(0.),
487 }])
488 .child(
489 h_flex()
490 .p_1p5()
491 .justify_between()
492 .when(self.edits_expanded, |this| {
493 this.border_b_1().border_color(border_color)
494 })
495 .child(
496 h_flex()
497 .gap_1()
498 .child(
499 Disclosure::new(
500 "edits-disclosure",
501 self.edits_expanded,
502 )
503 .on_click(
504 cx.listener(|this, _ev, _window, cx| {
505 this.edits_expanded = !this.edits_expanded;
506 cx.notify();
507 }),
508 ),
509 )
510 .child(
511 Label::new("Edits")
512 .size(LabelSize::Small)
513 .color(Color::Muted),
514 )
515 .child(
516 Label::new("•")
517 .size(LabelSize::XSmall)
518 .color(Color::Muted),
519 )
520 .child(
521 Label::new(format!(
522 "{} {}",
523 changed_buffers_count,
524 if changed_buffers_count == 1 {
525 "file"
526 } else {
527 "files"
528 }
529 ))
530 .size(LabelSize::Small)
531 .color(Color::Muted),
532 ),
533 )
534 .child(
535 Button::new("review", "Review Changes")
536 .label_size(LabelSize::Small)
537 .key_binding(
538 KeyBinding::for_action_in(
539 &OpenAgentDiff,
540 &focus_handle,
541 window,
542 cx,
543 )
544 .map(|kb| kb.size(rems_from_px(12.))),
545 )
546 .on_click(cx.listener(|this, _, window, cx| {
547 this.handle_review_click(window, cx)
548 })),
549 ),
550 )
551 .when(self.edits_expanded, |parent| {
552 parent.child(
553 v_flex().bg(cx.theme().colors().editor_background).children(
554 changed_buffers.into_iter().enumerate().flat_map(
555 |(index, (buffer, _diff))| {
556 let file = buffer.read(cx).file()?;
557 let path = file.path();
558
559 let parent_label = path.parent().and_then(|parent| {
560 let parent_str = parent.to_string_lossy();
561
562 if parent_str.is_empty() {
563 None
564 } else {
565 Some(
566 Label::new(format!(
567 "{}{}",
568 parent_str,
569 std::path::MAIN_SEPARATOR_STR
570 ))
571 .color(Color::Muted)
572 .size(LabelSize::XSmall)
573 .buffer_font(cx),
574 )
575 }
576 });
577
578 let name_label = path.file_name().map(|name| {
579 Label::new(name.to_string_lossy().to_string())
580 .size(LabelSize::XSmall)
581 .buffer_font(cx)
582 });
583
584 let file_icon = FileIcons::get_icon(&path, cx)
585 .map(Icon::from_path)
586 .map(|icon| {
587 icon.color(Color::Muted).size(IconSize::Small)
588 })
589 .unwrap_or_else(|| {
590 Icon::new(IconName::File)
591 .color(Color::Muted)
592 .size(IconSize::Small)
593 });
594
595 let element = div()
596 .relative()
597 .py_1()
598 .px_2()
599 .when(index + 1 < changed_buffers_count, |parent| {
600 parent.border_color(border_color).border_b_1()
601 })
602 .child(
603 h_flex()
604 .gap_2()
605 .justify_between()
606 .child(
607 h_flex()
608 .id("file-container")
609 .pr_8()
610 .gap_1p5()
611 .max_w_full()
612 .overflow_x_scroll()
613 .child(file_icon)
614 .child(
615 h_flex()
616 .children(parent_label)
617 .children(name_label),
618 ) // TODO: show lines changed
619 .child(
620 Label::new("+")
621 .color(Color::Created),
622 )
623 .child(
624 Label::new("-")
625 .color(Color::Deleted),
626 ),
627 )
628 .child(
629 div()
630 .h_full()
631 .absolute()
632 .w_8()
633 .bottom_0()
634 .right_0()
635 .bg(linear_gradient(
636 90.,
637 linear_color_stop(
638 editor_bg_color,
639 1.,
640 ),
641 linear_color_stop(
642 editor_bg_color
643 .opacity(0.2),
644 0.,
645 ),
646 )),
647 ),
648 );
649
650 Some(element)
651 },
652 ),
653 ),
654 )
655 }),
656 )
657 })
658 .child(
659 v_flex()
660 .key_context("MessageEditor")
661 .on_action(cx.listener(Self::chat))
662 .on_action(cx.listener(|this, _: &ToggleProfileSelector, window, cx| {
663 this.profile_selector
664 .read(cx)
665 .menu_handle()
666 .toggle(window, cx);
667 }))
668 .on_action(cx.listener(|this, _: &ToggleModelSelector, window, cx| {
669 this.model_selector
670 .update(cx, |model_selector, cx| model_selector.toggle(window, cx));
671 }))
672 .on_action(cx.listener(Self::toggle_context_picker))
673 .on_action(cx.listener(Self::remove_all_context))
674 .on_action(cx.listener(Self::move_up))
675 .on_action(cx.listener(Self::toggle_chat_mode))
676 .gap_2()
677 .p_2()
678 .bg(editor_bg_color)
679 .border_t_1()
680 .border_color(cx.theme().colors().border)
681 .child(h_flex().justify_between().child(self.context_strip.clone()))
682 .child(
683 v_flex()
684 .gap_5()
685 .child({
686 let settings = ThemeSettings::get_global(cx);
687 let text_style = TextStyle {
688 color: cx.theme().colors().text,
689 font_family: settings.ui_font.family.clone(),
690 font_fallbacks: settings.ui_font.fallbacks.clone(),
691 font_features: settings.ui_font.features.clone(),
692 font_size: font_size.into(),
693 font_weight: settings.ui_font.weight,
694 line_height: line_height.into(),
695 ..Default::default()
696 };
697
698 EditorElement::new(
699 &self.editor,
700 EditorStyle {
701 background: editor_bg_color,
702 local_player: cx.theme().players().local(),
703 text: text_style,
704 syntax: cx.theme().syntax().clone(),
705 ..Default::default()
706 },
707 ).into_any()
708
709 })
710 .child(
711 PopoverMenu::new("inline-context-picker")
712 .menu(move |window, cx| {
713 inline_context_picker.update(cx, |this, cx| {
714 this.init(window, cx);
715 });
716
717 Some(inline_context_picker.clone())
718 })
719 .attach(gpui::Corner::TopLeft)
720 .anchor(gpui::Corner::BottomLeft)
721 .offset(gpui::Point {
722 x: px(0.0),
723 y: (-ThemeSettings::get_global(cx).ui_font_size(cx) * 2)
724 - px(4.0),
725 })
726 .with_handle(self.inline_context_picker_menu_handle.clone()),
727 )
728 .child(
729 h_flex()
730 .justify_between()
731 .child(h_flex().gap_2().child(self.profile_selector.clone()))
732 .child(
733 h_flex().gap_1().child(self.model_selector.clone()).child(
734 ButtonLike::new("submit-message")
735 .width(button_width.into())
736 .style(ButtonStyle::Filled)
737 .disabled(
738 is_editor_empty
739 || !is_model_selected
740 || is_generating
741 || self.waiting_for_summaries_to_send
742 )
743 .child(
744 h_flex()
745 .w_full()
746 .justify_between()
747 .child(
748 Label::new("Submit")
749 .size(LabelSize::Small)
750 .color(submit_label_color),
751 )
752 .children(
753 KeyBinding::for_action_in(
754 &Chat,
755 &focus_handle,
756 window,
757 cx,
758 )
759 .map(|binding| {
760 binding
761 .when(vim_mode_enabled, |kb| {
762 kb.size(rems_from_px(12.))
763 })
764 .into_any_element()
765 }),
766 ),
767 )
768 .on_click(move |_event, window, cx| {
769 focus_handle.dispatch_action(&Chat, window, cx);
770 })
771 .when(is_editor_empty, |button| {
772 button.tooltip(Tooltip::text(
773 "Type a message to submit",
774 ))
775 })
776 .when(is_generating, |button| {
777 button.tooltip(Tooltip::text(
778 "Cancel to submit a new message",
779 ))
780 })
781 .when(!is_model_selected, |button| {
782 button.tooltip(Tooltip::text(
783 "Select a model to continue",
784 ))
785 }),
786 ),
787 ),
788 ),
789 )
790 )
791 .when(is_too_long, |parent| {
792 parent.child(
793 h_flex()
794 .p_2()
795 .gap_2()
796 .flex_wrap()
797 .justify_between()
798 .bg(cx.theme().status().warning_background.opacity(0.1))
799 .border_t_1()
800 .border_color(cx.theme().colors().border)
801 .child(
802 h_flex()
803 .gap_2()
804 .items_start()
805 .child(
806 h_flex()
807 .h(line_height)
808 .justify_center()
809 .child(
810 Icon::new(IconName::Warning)
811 .color(Color::Warning)
812 .size(IconSize::XSmall),
813 ),
814 )
815 .child(
816 v_flex()
817 .mr_auto()
818 .child(Label::new("Thread reaching the token limit soon").size(LabelSize::Small))
819 .child(
820 Label::new(
821 "Start a new thread from a summary to continue the conversation.",
822 )
823 .size(LabelSize::Small)
824 .color(Color::Muted),
825 ),
826 ),
827 )
828 .child(
829 Button::new("new-thread", "Start New Thread")
830 .on_click(cx.listener(|this, _, window, cx| {
831 let from_thread_id = Some(this.thread.read(cx).id().clone());
832
833 window.dispatch_action(Box::new(NewThread {
834 from_thread_id
835 }), cx);
836 }))
837 .icon(IconName::Plus)
838 .icon_position(IconPosition::Start)
839 .icon_size(IconSize::Small)
840 .style(ButtonStyle::Tinted(ui::TintColor::Accent))
841 .label_size(LabelSize::Small),
842 ),
843 )
844 })
845 }
846}