vault backup: 2024-05-21 09:44:49

2024-05-21 09:44:49 +08:00
parent 2be9e4110d
commit 9b2d33b9d4
507 changed files with 4 additions and 3 deletions
--- a/專注/Android/UI.md
+++ b/專注/Android/UI.md
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+## 在thread更新UI
+Android framework只能在main thread裡更新UI，若需要在其他的thread更新UI的話，需要呼叫activity的`runOnUiThread()`。
+例：
+```kotlin
+activity?.runOnUiThread {  
+    activity?.findViewById<TextView>(R.id.textView)?.text = "You say: " + call.parameters["something"]  
+}
+```