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ui/app: (macOS) ignore asynchronous redraws to deleted windows

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Signed-off-by: Elias Naur <mail@eliasnaur.com>
This commit is contained in:
Elias Naur
2019-07-19 13:19:35 +02:00
parent 7f5393f9be
commit 6b5714d15d
1 changed files with 6 additions and 2 deletions
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ui/app/os_macos.go
+6 -2
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@@ -98,8 +98,12 @@ func (w *window) setStage(stage Stage) {
// Use a top level func for onFrameCallback to avoid // Use a top level func for onFrameCallback to avoid
// garbage from viewDo. // garbage from viewDo.
func onFrameCmd(views viewMap, view C.CFTypeRef) { func onFrameCmd(views viewMap, view C.CFTypeRef) {
w := views[view] // CVDisplayLink does not run on the main thread,
w.draw(false) // so we have to ignore requests to windows being
// deleted.
if w, exists := views[view]; exists {
w.draw(false)
}
} }
//export gio_onFrameCallback //export gio_onFrameCallback