Fix broken flamegraph interaction with egui 0.27.1 (#211)

### Checklist

* [x] I have read the [Contributor Guide](../CONTRIBUTING.md)
* [x] I have read and agree to the [Code of
Conduct](../CODE_OF_CONDUCT.md)
* [x] I have added a description of my changes and why I'd like them
included in the section below

### Description of Changes

This PR cancels the revert (#208) of egui 0.27.1 update (#201) and fix
the flamegraph interaction bug it introduced whenever the flamegraph's
scroll area was active.

### Related Issues

* Closes #207
* Closes #205

puffin_egui/Cargo.toml

@@ -21,7 +21,7 @@ include = [
 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
 
 [dependencies]
-egui = { version = "0.26.1", default-features = false }
+egui = { version = "0.27.1", default-features = false }
 indexmap = { version = "2.1.0", features = ["serde"] }
 natord = "1.0.9"
 once_cell = "1.7"
@@ -36,7 +36,7 @@ vec1 = "1.8"
 web-time = "0.2"
 
 [dev-dependencies]
-eframe = { version = "0.26.0", default-features = false, features = [
+eframe = { version = "0.27.1", default-features = false, features = [
   "default_fonts",
   "glow",
 ] }

puffin_egui/src/flamegraph.rs

@@ -279,7 +279,7 @@ pub fn ui(
         ScrollArea::vertical().show(ui, |ui| {
             let mut canvas = ui.available_rect_before_wrap();
             canvas.max.y = f32::INFINITY;
-            let response = ui.interact(canvas, ui.id(), Sense::click_and_drag());
+            let response = ui.interact(canvas, ui.id().with("canvas"), Sense::click_and_drag());
 
             let (min_ns, max_ns) = if options.merge_scopes {
                 frames.merged_range_ns

puffin_egui/src/lib.rs

@@ -475,8 +475,8 @@ impl ProfilerUi {
 
         ui.horizontal(|ui| {
             let play_pause_button_size = Vec2::splat(24.0);
-            let space_pressed =
-                ui.input(|i| i.key_pressed(egui::Key::Space)) && ui.memory(|m| m.focus().is_none());
+            let space_pressed = ui.input(|i| i.key_pressed(egui::Key::Space))
+                && ui.memory(|m| m.focused().is_none());
 
             if self.paused.is_some() {
                 if ui

puffin_viewer/Cargo.toml

@@ -28,7 +28,7 @@ puffin = { version = "0.19.0", path = "../puffin", features = [
 puffin_http = { version = "0.16.0", path = "../puffin_http" }
 
 argh = "0.1"
-eframe = { version = "0.26.0", default-features = false, features = [
+eframe = { version = "0.27.1", default-features = false, features = [
     "default_fonts",
     "glow",
     "persistence",