Merge pull request linebender#1448 from derekdreery/clipbox_has_active

Fix clipbox bug.

CHANGELOG.md

@@ -93,6 +93,7 @@ You can find its changes [documented below](#060---2020-06-01).
 
 ### Fixed
 
+- `ClipBox` should forward events if any child is active, not just the immediate child. ([#1448] by [@derekdreery])
 - macOS: Timers not firing during modal loop. ([#1028] by [@xStrom])
 - GTK: Directory selection now properly ignores file filters. ([#957] by [@xStrom])
 - GTK: Don't crash when receiving an external command while a file dialog is visible. ([#1043] by [@jneem])
@@ -126,6 +127,7 @@ You can find its changes [documented below](#060---2020-06-01).
 - Ensure that `LifeCycle::WidgetAdded` is the first thing a widget sees. ([#1259] by [@finnerale])
 - Fix a missed call to `CloseClipboard` on Windows. ([#1410] by [@andrewhickman])
 - WidgetPod: change not laid out `debug_panic` to warning ([#1441] by [@Maan2003])
+
 ### Visual
 
 - `TextBox` stroke remains inside its `paint_rect`. ([#1007] by [@jneem])
@@ -359,6 +361,7 @@ Last release without a changelog :(
 [@andrewhickman]: https://github.com/andrewhickman
 [@colinfruit]: https://github.com/colinfruit
 [@Maan2003]: https://github.com/Maan2003
+[@derekdreery]: https://github.com/derekdreery
 
 [#599]: https://github.com/linebender/druid/pull/599
 [#611]: https://github.com/linebender/druid/pull/611
@@ -546,6 +549,7 @@ Last release without a changelog :(
 [#1433]: https://github.com/linebender/druid/pull/1433
 [#1438]: https://github.com/linebender/druid/pull/1438
 [#1441]: https://github.com/linebender/druid/pull/1441
+[#1448]: https://github.com/linebender/druid/pull/1448
 
 [Unreleased]: https://github.com/linebender/druid/compare/v0.6.0...master
 [0.6.0]: https://github.com/linebender/druid/compare/v0.5.0...v0.6.0

druid/src/widget/clip_box.rs

@@ -265,7 +265,7 @@ impl<T, W: Widget<T>> ClipBox<T, W> {
 impl<T: Data, W: Widget<T>> Widget<T> for ClipBox<T, W> {
     fn event(&mut self, ctx: &mut EventCtx, ev: &Event, data: &mut T, env: &Env) {
         let viewport = ctx.size().to_rect();
-        let force_event = self.child.is_hot() || self.child.is_active();
+        let force_event = self.child.is_hot() || self.child.has_active();
         if let Some(child_event) =
             ev.transform_scroll(self.viewport_origin().to_vec2(), viewport, force_event)
         {