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1.自定义CustomRecyclerViewer在adapter刷新前按快捷键有概率为空，报空指针错误

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康述龙
2026-04-14 19:36:21 +08:00
parent 0f390ca8d0
commit d130dfbd28
1 changed files with 6 additions and 2 deletions
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4
app/src/main/java/com/ik/mboxlauncher/view/CustomRecyclerViewer.java
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@@ -265,11 +265,15 @@ public class CustomRecyclerViewer extends RecyclerView {
// 如果获取失败(也就是说需要交给系统来处理焦点， 消耗掉事件，不让系统处理， 并让先前获取焦点的view获取焦点) // 如果获取失败(也就是说需要交给系统来处理焦点， 消耗掉事件，不让系统处理， 并让先前获取焦点的view获取焦点)
if (nextFocusView == null) { if (nextFocusView == null) {
if (keyCode == KeyEvent.KEYCODE_DPAD_DOWN) { if (keyCode == KeyEvent.KEYCODE_DPAD_DOWN) {
if(focusedView!=null){
focusedView.requestFocus(View.FOCUS_DOWN); focusedView.requestFocus(View.FOCUS_DOWN);
} }
}
if (keyCode == KeyEvent.KEYCODE_DPAD_UP) { if (keyCode == KeyEvent.KEYCODE_DPAD_UP) {
if(focusedView!=null){
focusedView.requestFocus(View.FOCUS_UP); focusedView.requestFocus(View.FOCUS_UP);
} }
}
return true; return true;
} }