WIP

crates/collab_ui/src/collab_titlebar_item.rs

@@ -1218,7 +1218,7 @@ impl CollabTitlebarItem {
         style
     }
 
-    fn render_face<V: View>(
+    fn render_face<V: 'static>(
         avatar: Arc<ImageData>,
         avatar_style: AvatarStyle,
         background_color: Color,

crates/collab_ui/src/notifications.rs

@@ -2,14 +2,14 @@ use client::User;
 use gpui::{
     elements::*,
     platform::{CursorStyle, MouseButton},
-    AnyElement, Element, View, ViewContext,
+    AnyElement, Element, ViewContext,
 };
 use std::sync::Arc;
 
 enum Dismiss {}
 enum Button {}
 
-pub fn render_user_notification<F, V>(
+pub fn render_user_notification<F, V: 'static>(
     user: Arc<User>,
     title: &'static str,
     body: Option<&'static str>,
@@ -19,7 +19,6 @@ pub fn render_user_notification<F, V>(
 ) -> AnyElement<V>
 where
     F: 'static + Fn(&mut V, &mut ViewContext<V>),
-    V: View,
 {
     let theme = theme::current(cx).clone();
     let theme = &theme.contact_notification;

crates/diagnostics/src/diagnostics.rs

@@ -538,7 +538,7 @@ impl ProjectDiagnosticsEditor {
 }
 
 impl Item for ProjectDiagnosticsEditor {
-    fn tab_content<T: View>(
+    fn tab_content<T: 'static>(
         &self,
         _detail: Option<usize>,
         style: &theme::Tab,
@@ -735,7 +735,7 @@ fn diagnostic_header_renderer(diagnostic: Diagnostic) -> RenderBlock {
     })
 }
 
-pub(crate) fn render_summary<T: View>(
+pub(crate) fn render_summary<T: 'static>(
     summary: &DiagnosticSummary,
     text_style: &TextStyle,
     theme: &theme::ProjectDiagnostics,

crates/drag_and_drop/src/drag_and_drop.rs

@@ -11,7 +11,7 @@ use gpui::{
 
 const DEAD_ZONE: f32 = 4.;
 
-enum State<V: View> {
+enum State<V> {
     Down {
         region_offset: Vector2F,
         region: RectF,
@@ -31,7 +31,7 @@ enum State<V: View> {
     Canceled,
 }
 
-impl<V: View> Clone for State<V> {
+impl<V> Clone for State<V> {
     fn clone(&self) -> Self {
         match self {
             &State::Down {
@@ -68,12 +68,12 @@ impl<V: View> Clone for State<V> {
     }
 }
 
-pub struct DragAndDrop<V: View> {
+pub struct DragAndDrop<V> {
     containers: HashSet<WeakViewHandle<V>>,
     currently_dragged: Option<State<V>>,
 }
 
-impl<V: View> Default for DragAndDrop<V> {
+impl<V> Default for DragAndDrop<V> {
     fn default() -> Self {
         Self {
             containers: Default::default(),
@@ -82,7 +82,7 @@ impl<V: View> Default for DragAndDrop<V> {
     }
 }
 
-impl<V: View> DragAndDrop<V> {
+impl<V: 'static> DragAndDrop<V> {
     pub fn register_container(&mut self, handle: WeakViewHandle<V>) {
         self.containers.insert(handle);
     }
@@ -291,7 +291,7 @@ impl<V: View> DragAndDrop<V> {
     }
 }
 
-pub trait Draggable<V: View> {
+pub trait Draggable<V> {
     fn as_draggable<D: View, P: Any>(
         self,
         payload: P,
@@ -301,7 +301,7 @@ pub trait Draggable<V: View> {
         Self: Sized;
 }
 
-impl<Tag, V: View> Draggable<V> for MouseEventHandler<Tag, V> {
+impl<Tag, V: 'static> Draggable<V> for MouseEventHandler<Tag, V> {
     fn as_draggable<D: View, P: Any>(
         self,
         payload: P,

crates/editor/src/items.rs

@@ -561,7 +561,7 @@ impl Item for Editor {
         }
     }
 
-    fn tab_content<T: View>(
+    fn tab_content<T: 'static>(
         &self,
         detail: Option<usize>,
         style: &theme::Tab,

crates/feedback/src/feedback_editor.rs

@@ -268,7 +268,7 @@ impl Item for FeedbackEditor {
         Some("Send Feedback".into())
     }
 
-    fn tab_content<T: View>(
+    fn tab_content<T: 'static>(
         &self,
         _: Option<usize>,
         style: &theme::Tab,

crates/gpui/playground/src/playground.rs

@@ -1,11 +1,17 @@
-use std::ops::{Deref, DerefMut};
-
 use gpui::{
     platform::{TitlebarOptions, WindowOptions},
     AnyElement, Element, Entity, View,
 };
 use log::LevelFilter;
 use simplelog::SimpleLogger;
+use std::ops::{Deref, DerefMut};
+
+// dymod! {
+//     #[path = "../ui/src/playground_ui.rs"]
+//     pub mod ui {
+//         // fn workspace<V>(theme: &ThemeColors) -> impl Element<V>;
+//     }
+// }
 
 fn main() {
     SimpleLogger::init(LevelFilter::Info, Default::default()).expect("could not initialize logger");

crates/gpui/playground/ui/src/editor_layout_demo.rs

@@ -1,11 +1,11 @@
 use gpui::{AnyElement, Element, LayoutContext, View, ViewContext};
 
 #[derive(Element, Clone, Default)]
-pub struct Playground<V: View>(PhantomData<V>);
+pub struct Playground<V>(PhantomData<V>);
 
 // example layout design here: https://www.figma.com/file/5QLTmxjO0xQpDD3CD4hR6T/Untitled?type=design&node-id=0%3A1&mode=design&t=SoJieVVIvDDDKagv-1
 
-impl<V: View> Playground<V> {
+impl<V> Playground<V> {
     pub fn render(&mut self, _: &mut V, _: &mut gpui::ViewContext<V>) -> impl Element<V> {
         col() // fullscreen container with header and main in it
             .width(flex(1.))

crates/gpui/playground/ui/src/frame.rs

@@ -24,18 +24,18 @@ use std::{any::Any, borrow::Cow, f32, ops::Range, sync::Arc};
 
 use crate::color::Rgba;
 
-pub struct Frame<V: View> {
+pub struct Frame<V> {
     style: FrameStyle,
     children: Vec<AnyElement<V>>,
     id: Option<Cow<'static, str>>,
     before_paint: Option<Box<dyn FnMut(RectF, &mut FrameLayout, &mut PaintContext<V>)>>,
 }
 
-pub fn column<V: View>() -> Frame<V> {
+pub fn column<V>() -> Frame<V> {
     Frame::default()
 }
 
-pub fn row<V: View>() -> Frame<V> {
+pub fn row<V>() -> Frame<V> {
     Frame {
         style: FrameStyle {
             axis: Axis3d::X,
@@ -45,7 +45,7 @@ pub fn row<V: View>() -> Frame<V> {
     }
 }
 
-pub fn stack<V: View>() -> Frame<V> {
+pub fn stack<V>() -> Frame<V> {
     Frame {
         style: FrameStyle {
             axis: Axis3d::Z,
@@ -55,7 +55,7 @@ pub fn stack<V: View>() -> Frame<V> {
     }
 }
 
-impl<V: View> Default for Frame<V> {
+impl<V> Default for Frame<V> {
     fn default() -> Self {
         Self {
             style: Default::default(),
@@ -66,7 +66,7 @@ impl<V: View> Default for Frame<V> {
     }
 }
 
-impl<V: View> Element<V> for Frame<V> {
+impl<V: 'static> Element<V> for Frame<V> {
     type LayoutState = FrameLayout;
     type PaintState = ();
 
@@ -217,7 +217,7 @@ impl<V: View> Element<V> for Frame<V> {
     }
 }
 
-impl<V: View> Frame<V> {
+impl<V: 'static> Frame<V> {
     pub fn id(mut self, id: impl Into<Cow<'static, str>>) -> Self {
         self.id = Some(id.into());
         self
@@ -1150,7 +1150,7 @@ pub struct Text {
     )>,
 }
 
-pub fn text<V: View>(text: impl Into<Cow<'static, str>>) -> Frame<V> {
+pub fn text<V: 'static>(text: impl Into<Cow<'static, str>>) -> Frame<V> {
     row().child(Text {
         text: text.into(),
         ..Default::default()
@@ -1165,7 +1165,7 @@ pub struct FrameLayout {
     margins: Edges<f32>,
 }
 
-impl<V: View> Element<V> for Text {
+impl<V: 'static> Element<V> for Text {
     type LayoutState = TextLayout;
     type PaintState = ();
 
@@ -1477,7 +1477,7 @@ impl Vector2FExt for Vector2F {
     }
 }
 
-trait ElementExt<V: View> {
+trait ElementExt<V: 'static> {
     fn margin_left(self, margin_left: impl Into<Length>) -> Frame<V>
     where
         Self: Element<V> + Sized,
@@ -1488,7 +1488,7 @@ trait ElementExt<V: View> {
 
 impl<V, E> ElementExt<V> for E
 where
-    V: View,
+    V: 'static,
     E: Element<V>,
 {
     fn margin_left(self, margin_left: impl Into<Length>) -> Frame<V>

crates/gpui/playground/ui/src/playground_ui.rs

@@ -1,7 +1,7 @@
 #![allow(dead_code, unused_variables)]
 
 use frame::{length::auto, *};
-use gpui::{AnyElement, Element, LayoutContext, View, ViewContext};
+use gpui::{AnyElement, Element, LayoutContext, ViewContext};
 use std::{borrow::Cow, cell::RefCell, marker::PhantomData, rc::Rc};
 use themes::{rose_pine, ThemeColors};
 use tokens::{margin::m4, text::lg};
@@ -12,17 +12,17 @@ mod themes;
 mod tokens;
 
 #[derive(Element, Clone, Default)]
-pub struct Playground<V: View>(PhantomData<V>);
+pub struct Playground<V: 'static>(PhantomData<V>);
 
-impl<V: View> Frame<V> {}
+impl<V> Frame<V> {}
 
-impl<V: View> Playground<V> {
+impl<V> Playground<V> {
     pub fn render(&mut self, _: &mut V, _: &mut gpui::ViewContext<V>) -> impl Element<V> {
         workspace(&rose_pine::dawn())
     }
 }
 
-fn workspace<V: View>(theme: &ThemeColors) -> impl Element<V> {
+fn workspace<V: 'static>(theme: &ThemeColors) -> impl Element<V> {
     column()
         .size(auto())
         .fill(theme.base(0.1))
@@ -31,24 +31,24 @@ fn workspace<V: View>(theme: &ThemeColors) -> impl Element<V> {
         .child(status_bar(theme))
 }
 
-fn title_bar<V: View>(theme: &ThemeColors) -> impl Element<V> {
+fn title_bar<V: 'static>(theme: &ThemeColors) -> impl Element<V> {
     row().fill(theme.surface(1.0))
 }
 
-fn stage<V: View>(theme: &ThemeColors) -> impl Element<V> {
+fn stage<V: 'static>(theme: &ThemeColors) -> impl Element<V> {
     row().fill(theme.surface(0.9))
 }
 
-fn status_bar<V: View>(theme: &ThemeColors) -> impl Element<V> {
+fn status_bar<V: 'static>(theme: &ThemeColors) -> impl Element<V> {
     row().fill(theme.surface(0.1))
 }
 
-pub trait DialogDelegate<V: View>: 'static {}
+pub trait DialogDelegate<V>: 'static {}
 
-impl<V: View> DialogDelegate<V> for () {}
+impl<V> DialogDelegate<V> for () {}
 
 #[derive(Element)]
-pub struct Dialog<V: View, D: DialogDelegate<V>> {
+pub struct Dialog<V: 'static, D: DialogDelegate<V>> {
     title: Cow<'static, str>,
     description: Cow<'static, str>,
     delegate: Option<Rc<RefCell<D>>>,
@@ -56,7 +56,7 @@ pub struct Dialog<V: View, D: DialogDelegate<V>> {
     view_type: PhantomData<V>,
 }
 
-pub fn dialog<V: View>(
+pub fn dialog<V>(
     title: impl Into<Cow<'static, str>>,
     description: impl Into<Cow<'static, str>>,
 ) -> Dialog<V, ()> {
@@ -69,7 +69,7 @@ pub fn dialog<V: View>(
     }
 }
 
-impl<V: View, D: DialogDelegate<V>> Dialog<V, D> {
+impl<V, D: DialogDelegate<V>> Dialog<V, D> {
     pub fn delegate(mut self, delegate: D) -> Dialog<V, D> {
         let old_delegate = self.delegate.replace(Rc::new(RefCell::new(delegate)));
         debug_assert!(old_delegate.is_none(), "delegate already set");
@@ -91,7 +91,7 @@ impl<V: View, D: DialogDelegate<V>> Dialog<V, D> {
 }
 
 #[derive(Element)]
-struct Button<V: View, D: 'static, H: ClickHandler<V, D>> {
+struct Button<V: 'static, D: 'static, H: ClickHandler<V, D>> {
     label: Cow<'static, str>,
     click_handler: Option<H>,
     data: Option<D>,
@@ -102,7 +102,7 @@ pub trait ClickHandler<V, D>: 'static {
     fn handle(&self, view: &mut V, data: &D, cx: &mut ViewContext<V>);
 }
 
-impl<V: View, M, F: 'static + Fn(&mut V, &M, &mut ViewContext<V>)> ClickHandler<V, M> for F {
+impl<V, M, F: 'static + Fn(&mut V, &M, &mut ViewContext<V>)> ClickHandler<V, M> for F {
     fn handle(&self, view: &mut V, data: &M, cx: &mut ViewContext<V>) {
         self(view, data, cx)
     }
@@ -112,10 +112,7 @@ impl<V, D> ClickHandler<V, D> for () {
     fn handle(&self, view: &mut V, data: &D, cx: &mut ViewContext<V>) {}
 }
 
-fn button<V>(label: impl Into<Cow<'static, str>>) -> Button<V, (), ()>
+fn button<V>(label: impl Into<Cow<'static, str>>) -> Button<V, (), ()> {
-where
-    V: View,
-{
     Button {
         label: label.into(),
         click_handler: None,
@@ -126,7 +123,6 @@ where
 
 impl<V, D, F> Button<V, D, F>
 where
-    V: View,
     F: ClickHandler<V, D>,
 {
     fn render(&mut self, _: &mut V, _: &mut LayoutContext<V>) -> AnyElement<V> {
@@ -137,7 +133,7 @@ where
 
 // impl<V, D, F> Button<V, D, F>
 // where
-//     V: View,
+//     V,
 //     F: ClickHandler<V, D>,
 // {
 //     fn render(&mut self, _: &mut V, _: &mut LayoutContext<V>) -> impl Element<V> {
@@ -154,7 +150,7 @@ where
 
 // impl<V> Tab<V>
 // where
-//     V: View,
+//     V,
 // {
 //     fn tab(&mut self, _: &mut V, _: &mut LayoutContext<V>) -> impl Element<V> {
 //         let theme = todo!();
@@ -165,7 +161,7 @@ where
 //     }
 // }
 
-impl<V: View> Button<V, (), ()> {
+impl<V> Button<V, (), ()> {
     fn data<D>(self, data: D) -> Button<V, D, ()>
     where
         D: 'static,
@@ -179,7 +175,7 @@ impl<V: View> Button<V, (), ()> {
     }
 }
 
-impl<V: View, D> Button<V, D, ()> {
+impl<V, D> Button<V, D, ()> {
     fn click<H>(self, handler: H) -> Button<V, D, H>
     where
         H: 'static + ClickHandler<V, D>,
@@ -193,7 +189,7 @@ impl<V: View, D> Button<V, D, ()> {
     }
 }
 
-impl<V: View, D: DialogDelegate<V>> Dialog<V, D> {
+impl<V, D: DialogDelegate<V>> Dialog<V, D> {
     pub fn render(&mut self, _: &mut V, _: &mut gpui::ViewContext<V>) -> AnyElement<V> {
         column()
             .child(text(self.title.clone()).text_size(lg()))

crates/gpui/src/app.rs

@@ -7,42 +7,6 @@ pub mod test_app_context;
 pub(crate) mod window;
 mod window_input_handler;
 
-use std::{
-    any::{type_name, Any, TypeId},
-    cell::RefCell,
-    fmt::{self, Debug},
-    hash::{Hash, Hasher},
-    marker::PhantomData,
-    mem,
-    ops::{Deref, DerefMut, Range},
-    path::{Path, PathBuf},
-    pin::Pin,
-    rc::{self, Rc},
-    sync::{Arc, Weak},
-    time::Duration,
-};
-
-use anyhow::{anyhow, Context, Result};
-
-use derive_more::Deref;
-use parking_lot::Mutex;
-use postage::oneshot;
-use smallvec::SmallVec;
-use smol::prelude::*;
-use util::ResultExt;
-use uuid::Uuid;
-
-pub use action::*;
-use callback_collection::CallbackCollection;
-use collections::{hash_map::Entry, BTreeMap, HashMap, HashSet, VecDeque};
-pub use menu::*;
-use platform::Event;
-#[cfg(any(test, feature = "test-support"))]
-use ref_counts::LeakDetector;
-#[cfg(any(test, feature = "test-support"))]
-pub use test_app_context::{ContextHandle, TestAppContext};
-use window_input_handler::WindowInputHandler;
-
 use crate::{
     elements::{AnyElement, AnyRootElement, RootElement},
     executor::{self, Task},
@@ -57,8 +21,39 @@ use crate::{
     window::{Window, WindowContext},
     AssetCache, AssetSource, ClipboardItem, FontCache, MouseRegionId,
 };
-
+pub use action::*;
-use self::ref_counts::RefCounts;
+use anyhow::{anyhow, Context, Result};
+use callback_collection::CallbackCollection;
+use collections::{hash_map::Entry, BTreeMap, HashMap, HashSet, VecDeque};
+use derive_more::Deref;
+pub use menu::*;
+use parking_lot::Mutex;
+use platform::Event;
+use postage::oneshot;
+#[cfg(any(test, feature = "test-support"))]
+use ref_counts::LeakDetector;
+use ref_counts::RefCounts;
+use smallvec::SmallVec;
+use smol::prelude::*;
+use std::{
+    any::{type_name, Any, TypeId},
+    cell::RefCell,
+    fmt::{self, Debug},
+    hash::{Hash, Hasher},
+    marker::PhantomData,
+    mem,
+    ops::{Deref, DerefMut, Range},
+    path::{Path, PathBuf},
+    pin::Pin,
+    rc::{self, Rc},
+    sync::{Arc, Weak},
+    time::Duration,
+};
+#[cfg(any(test, feature = "test-support"))]
+pub use test_app_context::{ContextHandle, TestAppContext};
+use util::ResultExt;
+use uuid::Uuid;
+use window_input_handler::WindowInputHandler;
 
 pub trait Entity: 'static {
     type Event;
@@ -634,7 +629,7 @@ impl AppContext {
     pub fn add_action<A, V, F, R>(&mut self, handler: F)
     where
         A: Action,
-        V: View,
+        V: 'static,
         F: 'static + FnMut(&mut V, &A, &mut ViewContext<V>) -> R,
     {
         self.add_action_internal(handler, false)
@@ -643,7 +638,7 @@ impl AppContext {
     pub fn capture_action<A, V, F>(&mut self, handler: F)
     where
         A: Action,
-        V: View,
+        V: 'static,
         F: 'static + FnMut(&mut V, &A, &mut ViewContext<V>),
     {
         self.add_action_internal(handler, true)
@@ -652,7 +647,7 @@ impl AppContext {
     fn add_action_internal<A, V, F, R>(&mut self, mut handler: F, capture: bool)
     where
         A: Action,
-        V: View,
+        V: 'static,
         F: 'static + FnMut(&mut V, &A, &mut ViewContext<V>) -> R,
     {
         let handler = Box::new(
@@ -693,7 +688,7 @@ impl AppContext {
     pub fn add_async_action<A, V, F>(&mut self, mut handler: F)
     where
         A: Action,
-        V: View,
+        V: 'static,
         F: 'static + FnMut(&mut V, &A, &mut ViewContext<V>) -> Option<Task<Result<()>>>,
     {
         self.add_action(move |view, action, cx| {
@@ -892,8 +887,8 @@ impl AppContext {
 
     fn observe_focus<F, V>(&mut self, handle: &ViewHandle<V>, mut callback: F) -> Subscription
     where
+        V: 'static,
         F: 'static + FnMut(ViewHandle<V>, bool, &mut WindowContext) -> bool,
-        V: View,
     {
         let subscription_id = post_inc(&mut self.next_subscription_id);
         let observed = handle.downgrade();
@@ -1376,15 +1371,15 @@ impl AppContext {
         self.windows.keys().copied()
     }
 
-    pub fn read_view<T: View>(&self, handle: &ViewHandle<T>) -> &T {
+    pub fn read_view<V: 'static>(&self, handle: &ViewHandle<V>) -> &V {
         if let Some(view) = self.views.get(&(handle.window, handle.view_id)) {
             view.as_any().downcast_ref().expect("downcast is type safe")
         } else {
-            panic!("circular view reference for type {}", type_name::<T>());
+            panic!("circular view reference for type {}", type_name::<V>());
         }
     }
 
-    fn upgrade_view_handle<T: View>(&self, handle: &WeakViewHandle<T>) -> Option<ViewHandle<T>> {
+    fn upgrade_view_handle<V: 'static>(&self, handle: &WeakViewHandle<V>) -> Option<ViewHandle<V>> {
         if self.ref_counts.lock().is_entity_alive(handle.view_id) {
             Some(ViewHandle::new(
                 handle.window,
@@ -2537,10 +2532,7 @@ pub trait AnyView {
     }
 }
 
-impl<V> AnyView for V
+impl<V: View> AnyView for V {
-where
-    V: View,
-{
     fn as_any(&self) -> &dyn Any {
         self
     }
@@ -2872,7 +2864,7 @@ pub struct ViewContext<'a, 'b, T: ?Sized> {
     view_type: PhantomData<T>,
 }
 
-impl<'a, 'b, T: View> Deref for ViewContext<'a, 'b, T> {
+impl<'a, 'b, V> Deref for ViewContext<'a, 'b, V> {
     type Target = WindowContext<'a>;
 
     fn deref(&self) -> &Self::Target {
@@ -2880,13 +2872,13 @@ impl<'a, 'b, T: View> Deref for ViewContext<'a, 'b, T> {
     }
 }
 
-impl<T: View> DerefMut for ViewContext<'_, '_, T> {
+impl<'a, 'b, V> DerefMut for ViewContext<'a, 'b, V> {
     fn deref_mut(&mut self) -> &mut Self::Target {
         &mut self.window_context
     }
 }
 
-impl<'a, 'b, V: View> ViewContext<'a, 'b, V> {
+impl<'a, 'b, V: 'static> ViewContext<'a, 'b, V> {
     pub(crate) fn mutable(window_context: &'b mut WindowContext<'a>, view_id: usize) -> Self {
         Self {
             window_context: Reference::Mutable(window_context),
@@ -2907,6 +2899,12 @@ impl<'a, 'b, V: View> ViewContext<'a, 'b, V> {
         &mut self.window_context
     }
 
+    pub fn notify(&mut self) {
+        let window = self.window_handle;
+        let view_id = self.view_id;
+        self.window_context.notify_view(window, view_id);
+    }
+
     pub fn handle(&self) -> ViewHandle<V> {
         ViewHandle::new(
             self.window_handle,
@@ -3220,21 +3218,6 @@ impl<'a, 'b, V: View> ViewContext<'a, 'b, V> {
         })
     }
 
-    pub fn emit(&mut self, payload: V::Event) {
-        self.window_context
-            .pending_effects
-            .push_back(Effect::Event {
-                entity_id: self.view_id,
-                payload: Box::new(payload),
-            });
-    }
-
-    pub fn notify(&mut self) {
-        let window = self.window_handle;
-        let view_id = self.view_id;
-        self.window_context.notify_view(window, view_id);
-    }
-
     pub fn defer(&mut self, callback: impl 'static + FnOnce(&mut V, &mut ViewContext<V>)) {
         let handle = self.handle();
         self.window_context
@@ -3327,6 +3310,17 @@ impl<'a, 'b, V: View> ViewContext<'a, 'b, V> {
     }
 }
 
+impl<V: View> ViewContext<'_, '_, V> {
+    pub fn emit(&mut self, payload: V::Event) {
+        self.window_context
+            .pending_effects
+            .push_back(Effect::Event {
+                entity_id: self.view_id,
+                payload: Box::new(payload),
+            });
+    }
+}
+
 impl<V> BorrowAppContext for ViewContext<'_, '_, V> {
     fn read_with<T, F: FnOnce(&AppContext) -> T>(&self, f: F) -> T {
         BorrowAppContext::read_with(&*self.window_context, f)
@@ -3375,7 +3369,7 @@ pub struct LayoutContext<'a, 'b, 'c, V> {
     pub refreshing: bool,
 }
 
-impl<'a, 'b, 'c, V: View> LayoutContext<'a, 'b, 'c, V> {
+impl<'a, 'b, 'c, V> LayoutContext<'a, 'b, 'c, V> {
     pub fn new(
         view_context: &'c mut ViewContext<'a, 'b, V>,
         new_parents: &'c mut HashMap<usize, usize>,
@@ -3458,7 +3452,7 @@ impl<'a, 'b, 'c, V: View> LayoutContext<'a, 'b, 'c, V> {
     }
 }
 
-impl<'a, 'b, 'c, V: View> Deref for LayoutContext<'a, 'b, 'c, V> {
+impl<'a, 'b, 'c, V> Deref for LayoutContext<'a, 'b, 'c, V> {
     type Target = ViewContext<'a, 'b, V>;
 
     fn deref(&self) -> &Self::Target {
@@ -3466,13 +3460,13 @@ impl<'a, 'b, 'c, V: View> Deref for LayoutContext<'a, 'b, 'c, V> {
     }
 }
 
-impl<V: View> DerefMut for LayoutContext<'_, '_, '_, V> {
+impl<V> DerefMut for LayoutContext<'_, '_, '_, V> {
     fn deref_mut(&mut self) -> &mut Self::Target {
         &mut self.view_context
     }
 }
 
-impl<V: View> BorrowAppContext for LayoutContext<'_, '_, '_, V> {
+impl<V> BorrowAppContext for LayoutContext<'_, '_, '_, V> {
     fn read_with<T, F: FnOnce(&AppContext) -> T>(&self, f: F) -> T {
         BorrowAppContext::read_with(&*self.view_context, f)
     }
@@ -3482,7 +3476,7 @@ impl<V: View> BorrowAppContext for LayoutContext<'_, '_, '_, V> {
     }
 }
 
-impl<V: View> BorrowWindowContext for LayoutContext<'_, '_, '_, V> {
+impl<V> BorrowWindowContext for LayoutContext<'_, '_, '_, V> {
     type Result<T> = T;
 
     fn read_window<T, F: FnOnce(&WindowContext) -> T>(&self, window: AnyWindowHandle, f: F) -> T {
@@ -3512,12 +3506,12 @@ impl<V: View> BorrowWindowContext for LayoutContext<'_, '_, '_, V> {
     }
 }
 
-pub struct PaintContext<'a, 'b, 'c, V: View> {
+pub struct PaintContext<'a, 'b, 'c, V> {
     view_context: &'c mut ViewContext<'a, 'b, V>,
     text_style_stack: Vec<Arc<TextStyle>>,
 }
 
-impl<'a, 'b, 'c, V: View> PaintContext<'a, 'b, 'c, V> {
+impl<'a, 'b, 'c, V> PaintContext<'a, 'b, 'c, V> {
     pub fn new(view_context: &'c mut ViewContext<'a, 'b, V>) -> Self {
         Self {
             view_context,
@@ -3544,7 +3538,7 @@ impl<'a, 'b, 'c, V: View> PaintContext<'a, 'b, 'c, V> {
     }
 }
 
-impl<'a, 'b, 'c, V: View> Deref for PaintContext<'a, 'b, 'c, V> {
+impl<'a, 'b, 'c, V> Deref for PaintContext<'a, 'b, 'c, V> {
     type Target = ViewContext<'a, 'b, V>;
 
     fn deref(&self) -> &Self::Target {
@@ -3552,13 +3546,13 @@ impl<'a, 'b, 'c, V: View> Deref for PaintContext<'a, 'b, 'c, V> {
     }
 }
 
-impl<V: View> DerefMut for PaintContext<'_, '_, '_, V> {
+impl<V> DerefMut for PaintContext<'_, '_, '_, V> {
     fn deref_mut(&mut self) -> &mut Self::Target {
         &mut self.view_context
     }
 }
 
-impl<V: View> BorrowAppContext for PaintContext<'_, '_, '_, V> {
+impl<V> BorrowAppContext for PaintContext<'_, '_, '_, V> {
     fn read_with<T, F: FnOnce(&AppContext) -> T>(&self, f: F) -> T {
         BorrowAppContext::read_with(&*self.view_context, f)
     }
@@ -3568,7 +3562,7 @@ impl<V: View> BorrowAppContext for PaintContext<'_, '_, '_, V> {
     }
 }
 
-impl<V: View> BorrowWindowContext for PaintContext<'_, '_, '_, V> {
+impl<V> BorrowWindowContext for PaintContext<'_, '_, '_, V> {
     type Result<T> = T;
 
     fn read_window<T, F>(&self, window: AnyWindowHandle, f: F) -> Self::Result<T>
@@ -3600,12 +3594,12 @@ impl<V: View> BorrowWindowContext for PaintContext<'_, '_, '_, V> {
     }
 }
 
-pub struct EventContext<'a, 'b, 'c, V: View> {
+pub struct EventContext<'a, 'b, 'c, V> {
     view_context: &'c mut ViewContext<'a, 'b, V>,
     pub(crate) handled: bool,
 }
 
-impl<'a, 'b, 'c, V: View> EventContext<'a, 'b, 'c, V> {
+impl<'a, 'b, 'c, V> EventContext<'a, 'b, 'c, V> {
     pub(crate) fn new(view_context: &'c mut ViewContext<'a, 'b, V>) -> Self {
         EventContext {
             view_context,
@@ -3618,7 +3612,7 @@ impl<'a, 'b, 'c, V: View> EventContext<'a, 'b, 'c, V> {
     }
 }
 
-impl<'a, 'b, 'c, V: View> Deref for EventContext<'a, 'b, 'c, V> {
+impl<'a, 'b, 'c, V> Deref for EventContext<'a, 'b, 'c, V> {
     type Target = ViewContext<'a, 'b, V>;
 
     fn deref(&self) -> &Self::Target {
@@ -3626,13 +3620,13 @@ impl<'a, 'b, 'c, V: View> Deref for EventContext<'a, 'b, 'c, V> {
     }
 }
 
-impl<V: View> DerefMut for EventContext<'_, '_, '_, V> {
+impl<V> DerefMut for EventContext<'_, '_, '_, V> {
     fn deref_mut(&mut self) -> &mut Self::Target {
         &mut self.view_context
     }
 }
 
-impl<V: View> BorrowAppContext for EventContext<'_, '_, '_, V> {
+impl<V> BorrowAppContext for EventContext<'_, '_, '_, V> {
     fn read_with<T, F: FnOnce(&AppContext) -> T>(&self, f: F) -> T {
         BorrowAppContext::read_with(&*self.view_context, f)
     }
@@ -3642,7 +3636,7 @@ impl<V: View> BorrowAppContext for EventContext<'_, '_, '_, V> {
     }
 }
 
-impl<V: View> BorrowWindowContext for EventContext<'_, '_, '_, V> {
+impl<V> BorrowWindowContext for EventContext<'_, '_, '_, V> {
     type Result<T> = T;
 
     fn read_window<T, F: FnOnce(&WindowContext) -> T>(&self, window: AnyWindowHandle, f: F) -> T {
@@ -3970,7 +3964,7 @@ impl<V> Clone for WindowHandle<V> {
 
 impl<V> Copy for WindowHandle<V> {}
 
-impl<V: View> WindowHandle<V> {
+impl<V: 'static> WindowHandle<V> {
     fn new(window_id: usize) -> Self {
         WindowHandle {
             any_handle: AnyWindowHandle::new(window_id, TypeId::of::<V>()),
@@ -4008,7 +4002,9 @@ impl<V: View> WindowHandle<V> {
                 .update(cx, update)
         })
     }
+}
 
+impl<V: View> WindowHandle<V> {
     pub fn replace_root<C, F>(&self, cx: &mut C, build_root: F) -> C::Result<ViewHandle<V>>
     where
         C: BorrowWindowContext,
@@ -4088,7 +4084,7 @@ impl AnyWindowHandle {
         self.update(cx, |cx| cx.add_view(build_view))
     }
 
-    pub fn downcast<V: View>(self) -> Option<WindowHandle<V>> {
+    pub fn downcast<V: 'static>(self) -> Option<WindowHandle<V>> {
         if self.root_view_type == TypeId::of::<V>() {
             Some(WindowHandle {
                 any_handle: self,
@@ -4099,7 +4095,7 @@ impl AnyWindowHandle {
         }
     }
 
-    pub fn root_is<V: View>(&self) -> bool {
+    pub fn root_is<V: 'static>(&self) -> bool {
         self.root_view_type == TypeId::of::<V>()
     }
 
@@ -4177,9 +4173,9 @@ impl AnyWindowHandle {
 }
 
 #[repr(transparent)]
-pub struct ViewHandle<T> {
+pub struct ViewHandle<V> {
     any_handle: AnyViewHandle,
-    view_type: PhantomData<T>,
+    view_type: PhantomData<V>,
 }
 
 impl<T> Deref for ViewHandle<T> {
@@ -4190,15 +4186,15 @@ impl<T> Deref for ViewHandle<T> {
     }
 }
 
-impl<T: View> ViewHandle<T> {
+impl<V: 'static> ViewHandle<V> {
     fn new(window: AnyWindowHandle, view_id: usize, ref_counts: &Arc<Mutex<RefCounts>>) -> Self {
         Self {
-            any_handle: AnyViewHandle::new(window, view_id, TypeId::of::<T>(), ref_counts.clone()),
+            any_handle: AnyViewHandle::new(window, view_id, TypeId::of::<V>(), ref_counts.clone()),
             view_type: PhantomData,
         }
     }
 
-    pub fn downgrade(&self) -> WeakViewHandle<T> {
+    pub fn downgrade(&self) -> WeakViewHandle<V> {
         WeakViewHandle::new(self.window, self.view_id)
     }
 
@@ -4214,14 +4210,14 @@ impl<T: View> ViewHandle<T> {
         self.view_id
     }
 
-    pub fn read<'a>(&self, cx: &'a AppContext) -> &'a T {
+    pub fn read<'a>(&self, cx: &'a AppContext) -> &'a V {
         cx.read_view(self)
     }
 
     pub fn read_with<C, F, S>(&self, cx: &C, read: F) -> C::Result<S>
     where
         C: BorrowWindowContext,
-        F: FnOnce(&T, &ViewContext<T>) -> S,
+        F: FnOnce(&V, &ViewContext<V>) -> S,
     {
         cx.read_window(self.window, |cx| {
             let cx = ViewContext::immutable(cx, self.view_id);
@@ -4232,7 +4228,7 @@ impl<T: View> ViewHandle<T> {
     pub fn update<C, F, S>(&self, cx: &mut C, update: F) -> C::Result<S>
     where
         C: BorrowWindowContext,
-        F: FnOnce(&mut T, &mut ViewContext<T>) -> S,
+        F: FnOnce(&mut V, &mut ViewContext<V>) -> S,
     {
         let mut update = Some(update);
 
@@ -4368,8 +4364,8 @@ impl AnyViewHandle {
         TypeId::of::<T>() == self.view_type
     }
 
-    pub fn downcast<T: View>(self) -> Option<ViewHandle<T>> {
+    pub fn downcast<V: 'static>(self) -> Option<ViewHandle<V>> {
-        if self.is::<T>() {
+        if self.is::<V>() {
             Some(ViewHandle {
                 any_handle: self,
                 view_type: PhantomData,
@@ -4379,8 +4375,8 @@ impl AnyViewHandle {
         }
     }
 
-    pub fn downcast_ref<T: View>(&self) -> Option<&ViewHandle<T>> {
+    pub fn downcast_ref<V: 'static>(&self) -> Option<&ViewHandle<V>> {
-        if self.is::<T>() {
+        if self.is::<V>() {
             Some(unsafe { mem::transmute(self) })
         } else {
             None
@@ -4579,7 +4575,7 @@ impl<T> WeakHandle for WeakViewHandle<T> {
     }
 }
 
-impl<V: View> WeakViewHandle<V> {
+impl<V: 'static> WeakViewHandle<V> {
     fn new(window: AnyWindowHandle, view_id: usize) -> Self {
         Self {
             any_handle: AnyWeakViewHandle {
@@ -4619,7 +4615,7 @@ impl<V: View> WeakViewHandle<V> {
         cx.read(|cx| {
             let handle = cx
                 .upgrade_view_handle(self)
-                .ok_or_else(|| anyhow!("view {} was dropped", V::ui_name()))?;
+                .ok_or_else(|| anyhow!("view was dropped"))?;
             cx.read_window(self.window, |cx| handle.read_with(cx, read))
                 .ok_or_else(|| anyhow!("window was removed"))
         })
@@ -4633,14 +4629,14 @@ impl<V: View> WeakViewHandle<V> {
         cx.update(|cx| {
             let handle = cx
                 .upgrade_view_handle(self)
-                .ok_or_else(|| anyhow!("view {} was dropped", V::ui_name()))?;
+                .ok_or_else(|| anyhow!("view was dropped"))?;
             cx.update_window(self.window, |cx| handle.update(cx, update))
                 .ok_or_else(|| anyhow!("window was removed"))
         })
     }
 }
 
-impl<T> Deref for WeakViewHandle<T> {
+impl<V> Deref for WeakViewHandle<V> {
     type Target = AnyWeakViewHandle;
 
     fn deref(&self) -> &Self::Target {
@@ -4648,7 +4644,7 @@ impl<T> Deref for WeakViewHandle<T> {
     }
 }
 
-impl<T> Clone for WeakViewHandle<T> {
+impl<V> Clone for WeakViewHandle<V> {
     fn clone(&self) -> Self {
         Self {
             any_handle: self.any_handle.clone(),

crates/gpui/src/app/window.rs

@@ -67,8 +67,8 @@ impl Window {
         build_view: F,
     ) -> Self
     where
-        F: FnOnce(&mut ViewContext<V>) -> V,
         V: View,
+        F: FnOnce(&mut ViewContext<V>) -> V,
     {
         let titlebar_height = platform_window.titlebar_height();
         let appearance = platform_window.appearance();
@@ -242,14 +242,11 @@ impl<'a> WindowContext<'a> {
         Some(result)
     }
 
-    pub(crate) fn update_view<T, S>(
+    pub(crate) fn update_view<V: 'static, S>(
         &mut self,
-        handle: &ViewHandle<T>,
+        handle: &ViewHandle<V>,
-        update: &mut dyn FnMut(&mut T, &mut ViewContext<T>) -> S,
+        update: &mut dyn FnMut(&mut V, &mut ViewContext<V>) -> S,
-    ) -> S
+    ) -> S {
-    where
-        T: View,
-    {
         self.update_any_view(handle.view_id, |view, cx| {
             let mut cx = ViewContext::mutable(cx, handle.view_id);
             update(
@@ -1412,7 +1409,7 @@ impl ChildView {
     }
 }
 
-impl<V: View> Element<V> for ChildView {
+impl<V: 'static> Element<V> for ChildView {
     type LayoutState = ();
     type PaintState = ();
 

crates/gpui/src/elements.rs

@@ -43,7 +43,7 @@ use json::ToJson;
 use smallvec::SmallVec;
 use std::{any::Any, borrow::Cow, mem, ops::Range};
 
-pub trait Element<V: View>: 'static {
+pub trait Element<V: 'static>: 'static {
     type LayoutState;
     type PaintState;
 
@@ -232,7 +232,7 @@ trait AnyElementState<V> {
     fn metadata(&self) -> Option<&dyn Any>;
 }
 
-enum ElementState<V: View, E: Element<V>> {
+enum ElementState<V: 'static, E: Element<V>> {
     Empty,
     Init {
         element: E,
@@ -253,7 +253,7 @@ enum ElementState<V: View, E: Element<V>> {
     },
 }
 
-impl<V: View, E: Element<V>> AnyElementState<V> for ElementState<V, E> {
+impl<V, E: Element<V>> AnyElementState<V> for ElementState<V, E> {
     fn layout(
         &mut self,
         constraint: SizeConstraint,
@@ -427,18 +427,18 @@ impl<V: View, E: Element<V>> AnyElementState<V> for ElementState<V, E> {
     }
 }
 
-impl<V: View, E: Element<V>> Default for ElementState<V, E> {
+impl<V, E: Element<V>> Default for ElementState<V, E> {
     fn default() -> Self {
         Self::Empty
     }
 }
 
-pub struct AnyElement<V: View> {
+pub struct AnyElement<V> {
     state: Box<dyn AnyElementState<V>>,
     name: Option<Cow<'static, str>>,
 }
 
-impl<V: View> AnyElement<V> {
+impl<V> AnyElement<V> {
     pub fn name(&self) -> Option<&str> {
         self.name.as_deref()
     }
@@ -506,7 +506,7 @@ impl<V: View> AnyElement<V> {
     }
 }
 
-impl<V: View> Element<V> for AnyElement<V> {
+impl<V: 'static> Element<V> for AnyElement<V> {
     type LayoutState = ();
     type PaintState = ();
 
@@ -564,12 +564,12 @@ impl<V: View> Element<V> for AnyElement<V> {
     }
 }
 
-pub struct RootElement<V: View> {
+pub struct RootElement<V> {
     element: AnyElement<V>,
     view: WeakViewHandle<V>,
 }
 
-impl<V: View> RootElement<V> {
+impl<V> RootElement<V> {
     pub fn new(element: AnyElement<V>, view: WeakViewHandle<V>) -> Self {
         Self { element, view }
     }
@@ -677,7 +677,7 @@ impl<V: View> AnyRootElement for RootElement<V> {
     }
 }
 
-pub trait ParentElement<'a, V: View>: Extend<AnyElement<V>> + Sized {
+pub trait ParentElement<'a, V: 'static>: Extend<AnyElement<V>> + Sized {
     fn add_children<E: Element<V>>(&mut self, children: impl IntoIterator<Item = E>) {
         self.extend(children.into_iter().map(|child| child.into_any()));
     }
@@ -697,7 +697,12 @@ pub trait ParentElement<'a, V: View>: Extend<AnyElement<V>> + Sized {
     }
 }
 
-impl<'a, V: View, T> ParentElement<'a, V> for T where T: Extend<AnyElement<V>> {}
+impl<'a, V, T> ParentElement<'a, V> for T
+where
+    V: 'static,
+    T: Extend<AnyElement<V>>,
+{
+}
 
 pub fn constrain_size_preserving_aspect_ratio(max_size: Vector2F, size: Vector2F) -> Vector2F {
     if max_size.x().is_infinite() && max_size.y().is_infinite() {

crates/gpui/src/elements/align.rs

@@ -1,18 +1,18 @@
 use crate::{
     geometry::{rect::RectF, vector::Vector2F},
-    json, AnyElement, Element, LayoutContext, PaintContext, SceneBuilder, SizeConstraint, View,
+    json, AnyElement, Element, LayoutContext, PaintContext, SceneBuilder, SizeConstraint,
     ViewContext,
 };
 use json::ToJson;
 
 use serde_json::json;
 
-pub struct Align<V: View> {
+pub struct Align<V> {
     child: AnyElement<V>,
     alignment: Vector2F,
 }
 
-impl<V: View> Align<V> {
+impl<V> Align<V> {
     pub fn new(child: AnyElement<V>) -> Self {
         Self {
             child,
@@ -41,7 +41,7 @@ impl<V: View> Align<V> {
     }
 }
 
-impl<V: View> Element<V> for Align<V> {
+impl<V: 'static> Element<V> for Align<V> {
     type LayoutState = ();
     type PaintState = ();
 

crates/gpui/src/elements/canvas.rs

@@ -3,7 +3,7 @@ use std::marker::PhantomData;
 use super::Element;
 use crate::{
     json::{self, json},
-    PaintContext, SceneBuilder, View, ViewContext,
+    PaintContext, SceneBuilder, ViewContext,
 };
 use json::ToJson;
 use pathfinder_geometry::{
@@ -15,7 +15,6 @@ pub struct Canvas<V, F>(F, PhantomData<V>);
 
 impl<V, F> Canvas<V, F>
 where
-    V: View,
     F: FnMut(&mut SceneBuilder, RectF, RectF, &mut V, &mut ViewContext<V>),
 {
     pub fn new(f: F) -> Self {
@@ -23,7 +22,7 @@ where
     }
 }
 
-impl<V: View, F> Element<V> for Canvas<V, F>
+impl<V: 'static, F> Element<V> for Canvas<V, F>
 where
     F: 'static + FnMut(&mut SceneBuilder, RectF, RectF, &mut V, &mut ViewContext<V>),
 {

crates/gpui/src/elements/clipped.rs

@@ -4,21 +4,21 @@ use pathfinder_geometry::{rect::RectF, vector::Vector2F};
 use serde_json::json;
 
 use crate::{
-    json, AnyElement, Element, LayoutContext, PaintContext, SceneBuilder, SizeConstraint, View,
+    json, AnyElement, Element, LayoutContext, PaintContext, SceneBuilder, SizeConstraint,
     ViewContext,
 };
 
-pub struct Clipped<V: View> {
+pub struct Clipped<V> {
     child: AnyElement<V>,
 }
 
-impl<V: View> Clipped<V> {
+impl<V> Clipped<V> {
     pub fn new(child: AnyElement<V>) -> Self {
         Self { child }
     }
 }
 
-impl<V: View> Element<V> for Clipped<V> {
+impl<V: 'static> Element<V> for Clipped<V> {
     type LayoutState = ();
     type PaintState = ();
 

crates/gpui/src/elements/constrained_box.rs

@@ -5,21 +5,21 @@ use serde_json::json;
 
 use crate::{
     geometry::{rect::RectF, vector::Vector2F},
-    json, AnyElement, Element, LayoutContext, PaintContext, SceneBuilder, SizeConstraint, View,
+    json, AnyElement, Element, LayoutContext, PaintContext, SceneBuilder, SizeConstraint,
     ViewContext,
 };
 
-pub struct ConstrainedBox<V: View> {
+pub struct ConstrainedBox<V> {
     child: AnyElement<V>,
     constraint: Constraint<V>,
 }
 
-pub enum Constraint<V: View> {
+pub enum Constraint<V> {
     Static(SizeConstraint),
     Dynamic(Box<dyn FnMut(SizeConstraint, &mut V, &mut LayoutContext<V>) -> SizeConstraint>),
 }
 
-impl<V: View> ToJson for Constraint<V> {
+impl<V> ToJson for Constraint<V> {
     fn to_json(&self) -> serde_json::Value {
         match self {
             Constraint::Static(constraint) => constraint.to_json(),
@@ -28,7 +28,7 @@ impl<V: View> ToJson for Constraint<V> {
     }
 }
 
-impl<V: View> ConstrainedBox<V> {
+impl<V: 'static> ConstrainedBox<V> {
     pub fn new(child: impl Element<V>) -> Self {
         Self {
             child: child.into_any(),
@@ -132,7 +132,7 @@ impl<V: View> ConstrainedBox<V> {
     }
 }
 
-impl<V: View> Element<V> for ConstrainedBox<V> {
+impl<V: 'static> Element<V> for ConstrainedBox<V> {
     type LayoutState = ();
     type PaintState = ();
 

crates/gpui/src/elements/container.rs

@@ -10,8 +10,7 @@ use crate::{
     json::ToJson,
     platform::CursorStyle,
     scene::{self, Border, CursorRegion, Quad},
-    AnyElement, Element, LayoutContext, PaintContext, SceneBuilder, SizeConstraint, View,
+    AnyElement, Element, LayoutContext, PaintContext, SceneBuilder, SizeConstraint, ViewContext,
-    ViewContext,
 };
 use schemars::JsonSchema;
 use serde::Deserialize;
@@ -37,12 +36,12 @@ pub struct ContainerStyle {
     pub cursor: Option<CursorStyle>,
 }
 
-pub struct Container<V: View> {
+pub struct Container<V> {
     child: AnyElement<V>,
     style: ContainerStyle,
 }
 
-impl<V: View> Container<V> {
+impl<V> Container<V> {
     pub fn new(child: AnyElement<V>) -> Self {
         Self {
             child,
@@ -186,7 +185,7 @@ impl<V: View> Container<V> {
     }
 }
 
-impl<V: View> Element<V> for Container<V> {
+impl<V: 'static> Element<V> for Container<V> {
     type LayoutState = ();
     type PaintState = ();
 

crates/gpui/src/elements/empty.rs

@@ -6,7 +6,7 @@ use crate::{
         vector::{vec2f, Vector2F},
     },
     json::{json, ToJson},
-    LayoutContext, PaintContext, SceneBuilder, View, ViewContext,
+    LayoutContext, PaintContext, SceneBuilder, ViewContext,
 };
 use crate::{Element, SizeConstraint};
 
@@ -26,7 +26,7 @@ impl Empty {
     }
 }
 
-impl<V: View> Element<V> for Empty {
+impl<V: 'static> Element<V> for Empty {
     type LayoutState = ();
     type PaintState = ();
 

crates/gpui/src/elements/expanded.rs

@@ -2,18 +2,18 @@ use std::ops::Range;
 
 use crate::{
     geometry::{rect::RectF, vector::Vector2F},
-    json, AnyElement, Element, LayoutContext, PaintContext, SceneBuilder, SizeConstraint, View,
+    json, AnyElement, Element, LayoutContext, PaintContext, SceneBuilder, SizeConstraint,
     ViewContext,
 };
 use serde_json::json;
 
-pub struct Expanded<V: View> {
+pub struct Expanded<V> {
     child: AnyElement<V>,
     full_width: bool,
     full_height: bool,
 }
 
-impl<V: View> Expanded<V> {
+impl<V: 'static> Expanded<V> {
     pub fn new(child: impl Element<V>) -> Self {
         Self {
             child: child.into_any(),
@@ -35,7 +35,7 @@ impl<V: View> Expanded<V> {
     }
 }
 
-impl<V: View> Element<V> for Expanded<V> {
+impl<V: 'static> Element<V> for Expanded<V> {
     type LayoutState = ();
     type PaintState = ();
 

crates/gpui/src/elements/flex.rs

@@ -3,7 +3,7 @@ use std::{any::Any, cell::Cell, f32::INFINITY, ops::Range, rc::Rc};
 use crate::{
     json::{self, ToJson, Value},
     AnyElement, Axis, Element, ElementStateHandle, LayoutContext, PaintContext, SceneBuilder,
-    SizeConstraint, Vector2FExt, View, ViewContext,
+    SizeConstraint, Vector2FExt, ViewContext,
 };
 use pathfinder_geometry::{
     rect::RectF,
@@ -17,14 +17,14 @@ struct ScrollState {
     scroll_position: Cell<f32>,
 }
 
-pub struct Flex<V: View> {
+pub struct Flex<V> {
     axis: Axis,
     children: Vec<AnyElement<V>>,
     scroll_state: Option<(ElementStateHandle<Rc<ScrollState>>, usize)>,
     child_alignment: f32,
 }
 
-impl<V: View> Flex<V> {
+impl<V: 'static> Flex<V> {
     pub fn new(axis: Axis) -> Self {
         Self {
             axis,
@@ -115,13 +115,13 @@ impl<V: View> Flex<V> {
     }
 }
 
-impl<V: View> Extend<AnyElement<V>> for Flex<V> {
+impl<V> Extend<AnyElement<V>> for Flex<V> {
     fn extend<T: IntoIterator<Item = AnyElement<V>>>(&mut self, children: T) {
         self.children.extend(children);
     }
 }
 
-impl<V: View> Element<V> for Flex<V> {
+impl<V: 'static> Element<V> for Flex<V> {
     type LayoutState = f32;
     type PaintState = ();
 
@@ -401,12 +401,12 @@ struct FlexParentData {
     float: bool,
 }
 
-pub struct FlexItem<V: View> {
+pub struct FlexItem<V> {
     metadata: FlexParentData,
     child: AnyElement<V>,
 }
 
-impl<V: View> FlexItem<V> {
+impl<V: 'static> FlexItem<V> {
     pub fn new(child: impl Element<V>) -> Self {
         FlexItem {
             metadata: FlexParentData {
@@ -428,7 +428,7 @@ impl<V: View> FlexItem<V> {
     }
 }
 
-impl<V: View> Element<V> for FlexItem<V> {
+impl<V: 'static> Element<V> for FlexItem<V> {
     type LayoutState = ();
     type PaintState = ();
 

crates/gpui/src/elements/hook.rs

@@ -3,16 +3,15 @@ use std::ops::Range;
 use crate::{
     geometry::{rect::RectF, vector::Vector2F},
     json::json,
-    AnyElement, Element, LayoutContext, PaintContext, SceneBuilder, SizeConstraint, View,
+    AnyElement, Element, LayoutContext, PaintContext, SceneBuilder, SizeConstraint, ViewContext,
-    ViewContext,
 };
 
-pub struct Hook<V: View> {
+pub struct Hook<V> {
     child: AnyElement<V>,
     after_layout: Option<Box<dyn FnMut(Vector2F, &mut ViewContext<V>)>>,
 }
 
-impl<V: View> Hook<V> {
+impl<V: 'static> Hook<V> {
     pub fn new(child: impl Element<V>) -> Self {
         Self {
             child: child.into_any(),
@@ -29,7 +28,7 @@ impl<V: View> Hook<V> {
     }
 }
 
-impl<V: View> Element<V> for Hook<V> {
+impl<V: 'static> Element<V> for Hook<V> {
     type LayoutState = ();
     type PaintState = ();
 

crates/gpui/src/elements/image.rs

@@ -6,7 +6,7 @@ use crate::{
     },
     json::{json, ToJson},
     scene, Border, Element, ImageData, LayoutContext, PaintContext, SceneBuilder, SizeConstraint,
-    View, ViewContext,
+    ViewContext,
 };
 use schemars::JsonSchema;
 use serde::Deserialize;
@@ -57,7 +57,7 @@ impl Image {
     }
 }
 
-impl<V: View> Element<V> for Image {
+impl<V: 'static> Element<V> for Image {
     type LayoutState = Option<Arc<ImageData>>;
     type PaintState = ();
 

crates/gpui/src/elements/keystroke_label.rs

@@ -31,7 +31,7 @@ impl KeystrokeLabel {
     }
 }
 
-impl<V: View> Element<V> for KeystrokeLabel {
+impl<V: 'static> Element<V> for KeystrokeLabel {
     type LayoutState = AnyElement<V>;
     type PaintState = ();
 

crates/gpui/src/elements/label.rs

@@ -8,7 +8,7 @@ use crate::{
     },
     json::{ToJson, Value},
     text_layout::{Line, RunStyle},
-    Element, LayoutContext, PaintContext, SceneBuilder, SizeConstraint, View, ViewContext,
+    Element, LayoutContext, PaintContext, SceneBuilder, SizeConstraint, ViewContext,
 };
 use schemars::JsonSchema;
 use serde::Deserialize;
@@ -128,7 +128,7 @@ impl Label {
     }
 }
 
-impl<V: View> Element<V> for Label {
+impl<V: 'static> Element<V> for Label {
     type LayoutState = Line;
     type PaintState = ();
 

crates/gpui/src/elements/list.rs

@@ -5,16 +5,16 @@ use crate::{
     },
     json::json,
     AnyElement, Element, LayoutContext, MouseRegion, PaintContext, SceneBuilder, SizeConstraint,
-    View, ViewContext,
+    ViewContext,
 };
 use std::{cell::RefCell, collections::VecDeque, fmt::Debug, ops::Range, rc::Rc};
 use sum_tree::{Bias, SumTree};
 
-pub struct List<V: View> {
+pub struct List<V> {
     state: ListState<V>,
 }
 
-pub struct ListState<V: View>(Rc<RefCell<StateInner<V>>>);
+pub struct ListState<V>(Rc<RefCell<StateInner<V>>>);
 
 #[derive(Clone, Copy, Debug, Eq, PartialEq)]
 pub enum Orientation {
@@ -22,7 +22,7 @@ pub enum Orientation {
     Bottom,
 }
 
-struct StateInner<V: View> {
+struct StateInner<V> {
     last_layout_width: Option<f32>,
     render_item: Box<dyn FnMut(&mut V, usize, &mut ViewContext<V>) -> AnyElement<V>>,
     rendered_range: Range<usize>,
@@ -40,13 +40,13 @@ pub struct ListOffset {
     pub offset_in_item: f32,
 }
 
-enum ListItem<V: View> {
+enum ListItem<V> {
     Unrendered,
     Rendered(Rc<RefCell<AnyElement<V>>>),
     Removed(f32),
 }
 
-impl<V: View> Clone for ListItem<V> {
+impl<V> Clone for ListItem<V> {
     fn clone(&self) -> Self {
         match self {
             Self::Unrendered => Self::Unrendered,
@@ -56,7 +56,7 @@ impl<V: View> Clone for ListItem<V> {
     }
 }
 
-impl<V: View> Debug for ListItem<V> {
+impl<V> Debug for ListItem<V> {
     fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
         match self {
             Self::Unrendered => write!(f, "Unrendered"),
@@ -86,13 +86,13 @@ struct UnrenderedCount(usize);
 #[derive(Clone, Debug, Default)]
 struct Height(f32);
 
-impl<V: View> List<V> {
+impl<V> List<V> {
     pub fn new(state: ListState<V>) -> Self {
         Self { state }
     }
 }
 
-impl<V: View> Element<V> for List<V> {
+impl<V: 'static> Element<V> for List<V> {
     type LayoutState = ListOffset;
     type PaintState = ();
 
@@ -347,7 +347,7 @@ impl<V: View> Element<V> for List<V> {
     }
 }
 
-impl<V: View> ListState<V> {
+impl<V: 'static> ListState<V> {
     pub fn new<D, F>(
         element_count: usize,
         orientation: Orientation,
@@ -440,13 +440,13 @@ impl<V: View> ListState<V> {
     }
 }
 
-impl<V: View> Clone for ListState<V> {
+impl<V> Clone for ListState<V> {
     fn clone(&self) -> Self {
         Self(self.0.clone())
     }
 }
 
-impl<V: View> StateInner<V> {
+impl<V: 'static> StateInner<V> {
     fn render_item(
         &mut self,
         ix: usize,
@@ -560,7 +560,7 @@ impl<V: View> StateInner<V> {
     }
 }
 
-impl<V: View> ListItem<V> {
+impl<V> ListItem<V> {
     fn remove(&self) -> Self {
         match self {
             ListItem::Unrendered => ListItem::Unrendered,
@@ -570,7 +570,7 @@ impl<V: View> ListItem<V> {
     }
 }
 
-impl<V: View> sum_tree::Item for ListItem<V> {
+impl<V> sum_tree::Item for ListItem<V> {
     type Summary = ListItemSummary;
 
     fn summary(&self) -> Self::Summary {
@@ -944,7 +944,7 @@ mod tests {
         type Event = ();
     }
 
-    impl View for TestView {
+    impl crate::View for TestView {
         fn ui_name() -> &'static str {
             "TestView"
         }
@@ -968,7 +968,7 @@ mod tests {
         }
     }
 
-    impl<V: View> Element<V> for TestElement {
+    impl<V: 'static> Element<V> for TestElement {
         type LayoutState = ();
         type PaintState = ();
 

crates/gpui/src/elements/mouse_event_handler.rs

@@ -11,12 +11,12 @@ use crate::{
         MouseHover, MouseMove, MouseMoveOut, MouseScrollWheel, MouseUp, MouseUpOut,
     },
     AnyElement, Element, EventContext, LayoutContext, MouseRegion, MouseState, PaintContext,
-    SceneBuilder, SizeConstraint, View, ViewContext,
+    SceneBuilder, SizeConstraint, ViewContext,
 };
 use serde_json::json;
 use std::{marker::PhantomData, ops::Range};
 
-pub struct MouseEventHandler<Tag: 'static, V: View> {
+pub struct MouseEventHandler<Tag: 'static, V> {
     child: AnyElement<V>,
     region_id: usize,
     cursor_style: Option<CursorStyle>,
@@ -31,7 +31,7 @@ pub struct MouseEventHandler<Tag: 'static, V: View> {
 
 /// Element which provides a render_child callback with a MouseState and paints a mouse
 /// region under (or above) it for easy mouse event handling.
-impl<Tag, V: View> MouseEventHandler<Tag, V> {
+impl<Tag, V: 'static> MouseEventHandler<Tag, V> {
     pub fn for_child(child: impl Element<V>, region_id: usize) -> Self {
         Self {
             child: child.into_any(),
@@ -236,7 +236,7 @@ impl<Tag, V: View> MouseEventHandler<Tag, V> {
     }
 }
 
-impl<Tag, V: View> Element<V> for MouseEventHandler<Tag, V> {
+impl<Tag, V: 'static> Element<V> for MouseEventHandler<Tag, V> {
     type LayoutState = ();
     type PaintState = ();
 

crates/gpui/src/elements/overlay.rs

@@ -4,11 +4,11 @@ use crate::{
     geometry::{rect::RectF, vector::Vector2F},
     json::ToJson,
     AnyElement, Axis, Element, LayoutContext, MouseRegion, PaintContext, SceneBuilder,
-    SizeConstraint, View, ViewContext,
+    SizeConstraint, ViewContext,
 };
 use serde_json::json;
 
-pub struct Overlay<V: View> {
+pub struct Overlay<V> {
     child: AnyElement<V>,
     anchor_position: Option<Vector2F>,
     anchor_corner: AnchorCorner,
@@ -73,7 +73,7 @@ impl AnchorCorner {
     }
 }
 
-impl<V: View> Overlay<V> {
+impl<V: 'static> Overlay<V> {
     pub fn new(child: impl Element<V>) -> Self {
         Self {
             child: child.into_any(),
@@ -117,7 +117,7 @@ impl<V: View> Overlay<V> {
     }
 }
 
-impl<V: View> Element<V> for Overlay<V> {
+impl<V: 'static> Element<V> for Overlay<V> {
     type LayoutState = Vector2F;
     type PaintState = ();
 

crates/gpui/src/elements/resizable.rs

@@ -8,7 +8,7 @@ use crate::{
     platform::{CursorStyle, MouseButton},
     scene::MouseDrag,
     AnyElement, Axis, Element, LayoutContext, MouseRegion, PaintContext, SceneBuilder,
-    SizeConstraint, View, ViewContext,
+    SizeConstraint, ViewContext,
 };
 
 #[derive(Copy, Clone, Debug)]
@@ -69,7 +69,7 @@ impl HandleSide {
     }
 }
 
-pub struct Resizable<V: View> {
+pub struct Resizable<V> {
     child: AnyElement<V>,
     handle_side: HandleSide,
     handle_size: f32,
@@ -78,7 +78,7 @@ pub struct Resizable<V: View> {
 
 const DEFAULT_HANDLE_SIZE: f32 = 4.0;
 
-impl<V: View> Resizable<V> {
+impl<V: 'static> Resizable<V> {
     pub fn new(
         child: AnyElement<V>,
         handle_side: HandleSide,
@@ -105,7 +105,7 @@ impl<V: View> Resizable<V> {
     }
 }
 
-impl<V: View> Element<V> for Resizable<V> {
+impl<V: 'static> Element<V> for Resizable<V> {
     type LayoutState = SizeConstraint;
     type PaintState = ();
 

crates/gpui/src/elements/stack.rs

@@ -3,17 +3,16 @@ use std::ops::Range;
 use crate::{
     geometry::{rect::RectF, vector::Vector2F},
     json::{self, json, ToJson},
-    AnyElement, Element, LayoutContext, PaintContext, SceneBuilder, SizeConstraint, View,
+    AnyElement, Element, LayoutContext, PaintContext, SceneBuilder, SizeConstraint, ViewContext,
-    ViewContext,
 };
 
 /// Element which renders it's children in a stack on top of each other.
 /// The first child determines the size of the others.
-pub struct Stack<V: View> {
+pub struct Stack<V> {
     children: Vec<AnyElement<V>>,
 }
 
-impl<V: View> Default for Stack<V> {
+impl<V> Default for Stack<V> {
     fn default() -> Self {
         Self {
             children: Vec::new(),
@@ -21,13 +20,13 @@ impl<V: View> Default for Stack<V> {
     }
 }
 
-impl<V: View> Stack<V> {
+impl<V> Stack<V> {
     pub fn new() -> Self {
         Self::default()
     }
 }
 
-impl<V: View> Element<V> for Stack<V> {
+impl<V: 'static> Element<V> for Stack<V> {
     type LayoutState = ();
     type PaintState = ();
 
@@ -99,7 +98,7 @@ impl<V: View> Element<V> for Stack<V> {
     }
 }
 
-impl<V: View> Extend<AnyElement<V>> for Stack<V> {
+impl<V> Extend<AnyElement<V>> for Stack<V> {
     fn extend<T: IntoIterator<Item = AnyElement<V>>>(&mut self, children: T) {
         self.children.extend(children)
     }

crates/gpui/src/elements/svg.rs

@@ -7,7 +7,7 @@ use crate::{
         rect::RectF,
         vector::{vec2f, Vector2F},
     },
-    scene, Element, LayoutContext, SceneBuilder, SizeConstraint, View, ViewContext,
+    scene, Element, LayoutContext, SceneBuilder, SizeConstraint, ViewContext,
 };
 use schemars::JsonSchema;
 use serde_derive::Deserialize;
@@ -27,7 +27,7 @@ impl Svg {
         }
     }
 
-    pub fn for_style<V: View>(style: SvgStyle) -> impl Element<V> {
+    pub fn for_style<V: 'static>(style: SvgStyle) -> impl Element<V> {
         Self::new(style.asset)
             .with_color(style.color)
             .constrained()
@@ -41,7 +41,7 @@ impl Svg {
     }
 }
 
-impl<V: View> Element<V> for Svg {
+impl<V: 'static> Element<V> for Svg {
     type LayoutState = Option<usvg::Tree>;
     type PaintState = ();
 

crates/gpui/src/elements/text.rs

@@ -8,7 +8,7 @@ use crate::{
     json::{ToJson, Value},
     text_layout::{Line, RunStyle, ShapedBoundary},
     AppContext, Element, FontCache, LayoutContext, PaintContext, SceneBuilder, SizeConstraint,
-    TextLayoutCache, View, ViewContext,
+    TextLayoutCache, ViewContext,
 };
 use log::warn;
 use serde_json::json;
@@ -70,7 +70,7 @@ impl Text {
     }
 }
 
-impl<V: View> Element<V> for Text {
+impl<V: 'static> Element<V> for Text {
     type LayoutState = LayoutState;
     type PaintState = ();
 

crates/gpui/src/elements/tooltip.rs

@@ -7,7 +7,7 @@ use crate::{
     geometry::{rect::RectF, vector::Vector2F},
     json::json,
     Action, Axis, ElementStateHandle, LayoutContext, PaintContext, SceneBuilder, SizeConstraint,
-    Task, View, ViewContext,
+    Task, ViewContext,
 };
 use schemars::JsonSchema;
 use serde::Deserialize;
@@ -21,7 +21,7 @@ use util::ResultExt;
 
 const DEBOUNCE_TIMEOUT: Duration = Duration::from_millis(500);
 
-pub struct Tooltip<V: View> {
+pub struct Tooltip<V> {
     child: AnyElement<V>,
     tooltip: Option<AnyElement<V>>,
     _state: ElementStateHandle<Rc<TooltipState>>,
@@ -51,8 +51,8 @@ pub struct KeystrokeStyle {
     text: TextStyle,
 }
 
-impl<V: View> Tooltip<V> {
+impl<V: 'static> Tooltip<V> {
-    pub fn new<Tag: 'static, T: View>(
+    pub fn new<Tag: 'static, T: 'static>(
         id: usize,
         text: String,
         action: Option<Box<dyn Action>>,
@@ -166,7 +166,7 @@ impl<V: View> Tooltip<V> {
     }
 }
 
-impl<V: View> Element<V> for Tooltip<V> {
+impl<V: 'static> Element<V> for Tooltip<V> {
     type LayoutState = ();
     type PaintState = ();
 

crates/gpui/src/elements/uniform_list.rs

@@ -6,7 +6,7 @@ use crate::{
     },
     json::{self, json},
     platform::ScrollWheelEvent,
-    AnyElement, LayoutContext, MouseRegion, PaintContext, SceneBuilder, View, ViewContext,
+    AnyElement, LayoutContext, MouseRegion, PaintContext, SceneBuilder, ViewContext,
 };
 use json::ToJson;
 use std::{cell::RefCell, cmp, ops::Range, rc::Rc};
@@ -36,13 +36,13 @@ struct StateInner {
     scroll_to: Option<ScrollTarget>,
 }
 
-pub struct UniformListLayoutState<V: View> {
+pub struct UniformListLayoutState<V> {
     scroll_max: f32,
     item_height: f32,
     items: Vec<AnyElement<V>>,
 }
 
-pub struct UniformList<V: View> {
+pub struct UniformList<V> {
     state: UniformListState,
     item_count: usize,
     #[allow(clippy::type_complexity)]
@@ -53,7 +53,7 @@ pub struct UniformList<V: View> {
     view_id: usize,
 }
 
-impl<V: View> UniformList<V> {
+impl<V: 'static> UniformList<V> {
     pub fn new<F>(
         state: UniformListState,
         item_count: usize,
@@ -61,7 +61,6 @@ impl<V: View> UniformList<V> {
         append_items: F,
     ) -> Self
     where
-        V: View,
         F: 'static + Fn(&mut V, Range<usize>, &mut Vec<AnyElement<V>>, &mut ViewContext<V>),
     {
         Self {
@@ -151,7 +150,7 @@ impl<V: View> UniformList<V> {
     }
 }
 
-impl<V: View> Element<V> for UniformList<V> {
+impl<V: 'static> Element<V> for UniformList<V> {
     type LayoutState = UniformListLayoutState<V>;
     type PaintState = ();
 

crates/gpui/src/scene/mouse_region.rs

@@ -1,4 +1,4 @@
-use crate::{platform::MouseButton, window::WindowContext, EventContext, View, ViewContext};
+use crate::{platform::MouseButton, window::WindowContext, EventContext, ViewContext};
 use collections::HashMap;
 use pathfinder_geometry::rect::RectF;
 use smallvec::SmallVec;
@@ -64,7 +64,7 @@ impl MouseRegion {
 
     pub fn on_down<V, F>(mut self, button: MouseButton, handler: F) -> Self
     where
-        V: View,
+        V: 'static,
         F: Fn(MouseDown, &mut V, &mut EventContext<V>) + 'static,
     {
         self.handlers = self.handlers.on_down(button, handler);
@@ -73,7 +73,7 @@ impl MouseRegion {
 
     pub fn on_up<V, F>(mut self, button: MouseButton, handler: F) -> Self
     where
-        V: View,
+        V: 'static,
         F: Fn(MouseUp, &mut V, &mut EventContext<V>) + 'static,
     {
         self.handlers = self.handlers.on_up(button, handler);
@@ -82,7 +82,7 @@ impl MouseRegion {
 
     pub fn on_click<V, F>(mut self, button: MouseButton, handler: F) -> Self
     where
-        V: View,
+        V: 'static,
         F: Fn(MouseClick, &mut V, &mut EventContext<V>) + 'static,
     {
         self.handlers = self.handlers.on_click(button, handler);
@@ -91,7 +91,7 @@ impl MouseRegion {
 
     pub fn on_click_out<V, F>(mut self, button: MouseButton, handler: F) -> Self
     where
-        V: View,
+        V: 'static,
         F: Fn(MouseClickOut, &mut V, &mut EventContext<V>) + 'static,
     {
         self.handlers = self.handlers.on_click_out(button, handler);
@@ -100,7 +100,7 @@ impl MouseRegion {
 
     pub fn on_down_out<V, F>(mut self, button: MouseButton, handler: F) -> Self
     where
-        V: View,
+        V: 'static,
         F: Fn(MouseDownOut, &mut V, &mut EventContext<V>) + 'static,
     {
         self.handlers = self.handlers.on_down_out(button, handler);
@@ -109,7 +109,7 @@ impl MouseRegion {
 
     pub fn on_up_out<V, F>(mut self, button: MouseButton, handler: F) -> Self
     where
-        V: View,
+        V: 'static,
         F: Fn(MouseUpOut, &mut V, &mut EventContext<V>) + 'static,
     {
         self.handlers = self.handlers.on_up_out(button, handler);
@@ -118,7 +118,7 @@ impl MouseRegion {
 
     pub fn on_drag<V, F>(mut self, button: MouseButton, handler: F) -> Self
     where
-        V: View,
+        V: 'static,
         F: Fn(MouseDrag, &mut V, &mut EventContext<V>) + 'static,
     {
         self.handlers = self.handlers.on_drag(button, handler);
@@ -127,7 +127,7 @@ impl MouseRegion {
 
     pub fn on_hover<V, F>(mut self, handler: F) -> Self
     where
-        V: View,
+        V: 'static,
         F: Fn(MouseHover, &mut V, &mut EventContext<V>) + 'static,
     {
         self.handlers = self.handlers.on_hover(handler);
@@ -136,7 +136,7 @@ impl MouseRegion {
 
     pub fn on_move<V, F>(mut self, handler: F) -> Self
     where
-        V: View,
+        V: 'static,
         F: Fn(MouseMove, &mut V, &mut EventContext<V>) + 'static,
     {
         self.handlers = self.handlers.on_move(handler);
@@ -145,7 +145,7 @@ impl MouseRegion {
 
     pub fn on_move_out<V, F>(mut self, handler: F) -> Self
     where
-        V: View,
+        V: 'static,
         F: Fn(MouseMoveOut, &mut V, &mut EventContext<V>) + 'static,
     {
         self.handlers = self.handlers.on_move_out(handler);
@@ -154,7 +154,7 @@ impl MouseRegion {
 
     pub fn on_scroll<V, F>(mut self, handler: F) -> Self
     where
-        V: View,
+        V: 'static,
         F: Fn(MouseScrollWheel, &mut V, &mut EventContext<V>) + 'static,
     {
         self.handlers = self.handlers.on_scroll(handler);
@@ -310,7 +310,7 @@ impl HandlerSet {
 
     pub fn on_move<V, F>(mut self, handler: F) -> Self
     where
-        V: View,
+        V: 'static,
         F: Fn(MouseMove, &mut V, &mut EventContext<V>) + 'static,
     {
         self.insert(MouseEvent::move_disc(), None,
@@ -332,7 +332,7 @@ impl HandlerSet {
 
     pub fn on_move_out<V, F>(mut self, handler: F) -> Self
     where
-        V: View,
+        V: 'static,
         F: Fn(MouseMoveOut, &mut V, &mut EventContext<V>) + 'static,
     {
         self.insert(MouseEvent::move_out_disc(), None,
@@ -354,7 +354,7 @@ impl HandlerSet {
 
     pub fn on_down<V, F>(mut self, button: MouseButton, handler: F) -> Self
     where
-        V: View,
+        V: 'static,
         F: Fn(MouseDown, &mut V, &mut EventContext<V>) + 'static,
     {
         self.insert(MouseEvent::down_disc(), Some(button),
@@ -376,7 +376,7 @@ impl HandlerSet {
 
     pub fn on_up<V, F>(mut self, button: MouseButton, handler: F) -> Self
     where
-        V: View,
+        V: 'static,
         F: Fn(MouseUp, &mut V, &mut EventContext<V>) + 'static,
     {
         self.insert(MouseEvent::up_disc(), Some(button),
@@ -398,7 +398,7 @@ impl HandlerSet {
 
     pub fn on_click<V, F>(mut self, button: MouseButton, handler: F) -> Self
     where
-        V: View,
+        V: 'static,
         F: Fn(MouseClick, &mut V, &mut EventContext<V>) + 'static,
     {
         self.insert(MouseEvent::click_disc(), Some(button),
@@ -420,7 +420,7 @@ impl HandlerSet {
 
     pub fn on_click_out<V, F>(mut self, button: MouseButton, handler: F) -> Self
     where
-        V: View,
+        V: 'static,
         F: Fn(MouseClickOut, &mut V, &mut EventContext<V>) + 'static,
     {
         self.insert(MouseEvent::click_out_disc(), Some(button),
@@ -442,7 +442,7 @@ impl HandlerSet {
 
     pub fn on_down_out<V, F>(mut self, button: MouseButton, handler: F) -> Self
     where
-        V: View,
+        V: 'static,
         F: Fn(MouseDownOut, &mut V, &mut EventContext<V>) + 'static,
     {
         self.insert(MouseEvent::down_out_disc(), Some(button),
@@ -464,7 +464,7 @@ impl HandlerSet {
 
     pub fn on_up_out<V, F>(mut self, button: MouseButton, handler: F) -> Self
     where
-        V: View,
+        V: 'static,
         F: Fn(MouseUpOut, &mut V, &mut EventContext<V>) + 'static,
     {
         self.insert(MouseEvent::up_out_disc(), Some(button),
@@ -486,7 +486,7 @@ impl HandlerSet {
 
     pub fn on_drag<V, F>(mut self, button: MouseButton, handler: F) -> Self
     where
-        V: View,
+        V: 'static,
         F: Fn(MouseDrag, &mut V, &mut EventContext<V>) + 'static,
     {
         self.insert(MouseEvent::drag_disc(), Some(button),
@@ -508,7 +508,7 @@ impl HandlerSet {
 
     pub fn on_hover<V, F>(mut self, handler: F) -> Self
     where
-        V: View,
+        V: 'static,
         F: Fn(MouseHover, &mut V, &mut EventContext<V>) + 'static,
     {
         self.insert(MouseEvent::hover_disc(), None,
@@ -530,7 +530,7 @@ impl HandlerSet {
 
     pub fn on_scroll<V, F>(mut self, handler: F) -> Self
     where
-        V: View,
+        V: 'static,
         F: Fn(MouseScrollWheel, &mut V, &mut EventContext<V>) + 'static,
     {
         self.insert(MouseEvent::scroll_wheel_disc(), None,

crates/gpui_macros/src/gpui_macros.rs

@@ -281,7 +281,7 @@ pub fn element_derive(input: TokenStream) -> TokenStream {
     let ast = parse_macro_input!(input as DeriveInput);
     let type_name = ast.ident;
 
-    let placeholder_view_generics: Generics = parse_quote! { <V: View> };
+    let placeholder_view_generics: Generics = parse_quote! { <V> };
     let placeholder_view_type_name: Ident = parse_quote! { V };
     let view_type_name: Ident;
     let impl_generics: syn::ImplGenerics<'_>;

crates/language_tools/src/lsp_log.rs

@@ -450,7 +450,7 @@ impl View for LspLogView {
 }
 
 impl Item for LspLogView {
-    fn tab_content<V: View>(
+    fn tab_content<V: 'static>(
         &self,
         _: Option<usize>,
         style: &theme::Tab,

crates/language_tools/src/syntax_tree_view.rs

@@ -452,7 +452,7 @@ impl View for SyntaxTreeView {
 }
 
 impl Item for SyntaxTreeView {
-    fn tab_content<V: View>(
+    fn tab_content<V: 'static>(
         &self,
         _: Option<usize>,
         style: &theme::Tab,

crates/project_panel/src/project_panel.rs

@@ -1320,7 +1320,7 @@ impl ProjectPanel {
         }
     }
 
-    fn render_entry_visual_element<V: View>(
+    fn render_entry_visual_element<V: 'static>(
         details: &EntryDetails,
         editor: Option<&ViewHandle<Editor>>,
         padding: f32,

crates/recent_projects/src/highlighted_workspace_location.rs

@@ -3,7 +3,7 @@ use std::path::Path;
 use fuzzy::StringMatch;
 use gpui::{
     elements::{Label, LabelStyle},
-    AnyElement, Element, View,
+    AnyElement, Element,
 };
 use util::paths::PathExt;
 use workspace::WorkspaceLocation;
@@ -43,7 +43,7 @@ impl HighlightedText {
         }
     }
 
-    pub fn render<V: View>(self, style: impl Into<LabelStyle>) -> AnyElement<V> {
+    pub fn render<V: 'static>(self, style: impl Into<LabelStyle>) -> AnyElement<V> {
         Label::new(self.text, style)
             .with_highlights(self.highlight_positions)
             .into_any()

crates/search/src/project_search.rs

@@ -395,7 +395,7 @@ impl Item for ProjectSearchView {
             .update(cx, |editor, cx| editor.deactivated(cx));
     }
 
-    fn tab_content<T: View>(
+    fn tab_content<T: 'static>(
         &self,
         _detail: Option<usize>,
         tab_theme: &theme::Tab,

crates/terminal_view/src/terminal_view.rs

@@ -657,7 +657,7 @@ impl Item for TerminalView {
         Some(self.terminal().read(cx).title().into())
     }
 
-    fn tab_content<T: View>(
+    fn tab_content<T: 'static>(
         &self,
         _detail: Option<usize>,
         tab_theme: &theme::Tab,

crates/theme/src/ui.rs

@@ -10,7 +10,7 @@ use gpui::{
     platform,
     platform::MouseButton,
     scene::MouseClick,
-    Action, Element, EventContext, MouseState, View, ViewContext,
+    Action, Element, EventContext, MouseState, ViewContext,
 };
 use schemars::JsonSchema;
 use serde::Deserialize;
@@ -37,7 +37,7 @@ pub fn checkbox<Tag, V, F>(
 ) -> MouseEventHandler<Tag, V>
 where
     Tag: 'static,
-    V: View,
+    V: 'static,
     F: 'static + Fn(&mut V, bool, &mut EventContext<V>),
 {
     let label = Label::new(label, style.label.text.clone())
@@ -57,7 +57,7 @@ pub fn checkbox_with_label<Tag, D, V, F>(
 where
     Tag: 'static,
     D: Element<V>,
-    V: View,
+    V: 'static,
     F: 'static + Fn(&mut V, bool, &mut EventContext<V>),
 {
     MouseEventHandler::new(id, cx, |state, _| {
@@ -93,7 +93,7 @@ where
     .with_cursor_style(platform::CursorStyle::PointingHand)
 }
 
-pub fn svg<V: View>(style: &SvgStyle) -> ConstrainedBox<V> {
+pub fn svg<V: 'static>(style: &SvgStyle) -> ConstrainedBox<V> {
     Svg::new(style.asset.clone())
         .with_color(style.color)
         .constrained()
@@ -107,11 +107,11 @@ pub struct IconStyle {
     pub container: ContainerStyle,
 }
 
-pub fn icon<V: View>(style: &IconStyle) -> Container<V> {
+pub fn icon<V: 'static>(style: &IconStyle) -> Container<V> {
     svg(&style.icon).contained().with_style(style.container)
 }
 
-pub fn keystroke_label<V: View>(
+pub fn keystroke_label<V: 'static>(
     label_text: &'static str,
     label_style: &ContainedText,
     keystroke_style: &ContainedText,
@@ -147,7 +147,7 @@ pub fn cta_button<Tag, L, V, F>(
 where
     Tag: 'static,
     L: Into<Cow<'static, str>>,
-    V: View,
+    V: 'static,
     F: Fn(MouseClick, &mut V, &mut EventContext<V>) + 'static,
 {
     MouseEventHandler::<Tag, V>::new(0, cx, |state, _| {
@@ -186,9 +186,9 @@ pub fn modal<Tag, V, I, D, F>(
 ) -> impl Element<V>
 where
     Tag: 'static,
-    V: View,
     I: Into<Cow<'static, str>>,
     D: Element<V>,
+    V: 'static,
     F: FnOnce(&mut gpui::ViewContext<V>) -> D,
 {
     const TITLEBAR_HEIGHT: f32 = 28.;

crates/welcome/src/welcome.rs

@@ -232,7 +232,7 @@ impl Item for WelcomePage {
         Some("Welcome to Zed!".into())
     }
 
-    fn tab_content<T: View>(
+    fn tab_content<T: 'static>(
         &self,
         _detail: Option<usize>,
         style: &theme::Tab,

crates/workspace/src/item.rs

@@ -101,7 +101,7 @@ pub trait Item: View {
     fn tab_description<'a>(&'a self, _: usize, _: &'a AppContext) -> Option<Cow<str>> {
         None
     }
-    fn tab_content<V: View>(
+    fn tab_content<V: 'static>(
         &self,
         detail: Option<usize>,
         style: &theme::Tab,
@@ -943,7 +943,7 @@ pub mod test {
             })
         }
 
-        fn tab_content<V: View>(
+        fn tab_content<V: 'static>(
             &self,
             detail: Option<usize>,
             _: &theme::Tab,

crates/workspace/src/pane.rs

@@ -1864,12 +1864,12 @@ impl NavHistoryState {
     }
 }
 
-pub struct PaneBackdrop<V: View> {
+pub struct PaneBackdrop<V> {
     child_view: usize,
     child: AnyElement<V>,
 }
 
-impl<V: View> PaneBackdrop<V> {
+impl<V> PaneBackdrop<V> {
     pub fn new(pane_item_view: usize, child: AnyElement<V>) -> Self {
         PaneBackdrop {
             child,
@@ -1878,7 +1878,7 @@ impl<V: View> PaneBackdrop<V> {
     }
 }
 
-impl<V: View> Element<V> for PaneBackdrop<V> {
+impl<V: 'static> Element<V> for PaneBackdrop<V> {
     type LayoutState = ();
 
     type PaintState = ();

crates/workspace/src/pane/dragged_item_receiver.rs

@@ -7,7 +7,7 @@ use gpui::{
     geometry::{rect::RectF, vector::Vector2F},
     platform::MouseButton,
     scene::MouseUp,
-    AppContext, Element, EventContext, MouseState, Quad, View, ViewContext, WeakViewHandle,
+    AppContext, Element, EventContext, MouseState, Quad, ViewContext, WeakViewHandle,
 };
 use project::ProjectEntryId;
 
@@ -107,7 +107,7 @@ where
     handler
 }
 
-pub fn handle_dropped_item<V: View>(
+pub fn handle_dropped_item<V: 'static>(
     event: MouseUp,
     workspace: WeakViewHandle<Workspace>,
     pane: &WeakViewHandle<Pane>,

crates/workspace/src/shared_screen.rs

@@ -104,7 +104,7 @@ impl Item for SharedScreen {
         }
     }
 
-    fn tab_content<V: View>(
+    fn tab_content<V: 'static>(
         &self,
         _: Option<usize>,
         style: &theme::Tab,