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Handle async call back to already destroyed UI

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Fixes #1426

Signed-off-by: Andy Scherzinger <info@andy-scherzinger.de>
This commit is contained in:
Andy Scherzinger 2021-07-09 23:12:26 +02:00 committed by Marcel Hibbe (Rebase PR Action)
parent c4ca802408
commit 73e96198de
1 changed files with 32 additions and 23 deletions
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55
app/src/main/java/com/nextcloud/talk/controllers/ChatController.kt
View File

@ -602,35 +602,44 @@ class ChatController(args: Bundle) :
override fun beforeTextChanged(s: CharSequence, start: Int, count: Int, after: Int) {
}
@Suppress("Detekt.TooGenericExceptionCaught")
override fun onTextChanged(s: CharSequence, start: Int, before: Int, count: Int) {
if (s.length >= lengthFilter) {
binding.messageInputView.inputEditText?.error = String.format(
Objects.requireNonNull<Resources>(resources).getString(R.string.nc_limit_hit),
Integer.toString(lengthFilter)
)
} else {
binding.messageInputView.inputEditText?.error = null
}
try {
if (s.length >= lengthFilter) {
binding.messageInputView.inputEditText?.error = String.format(
Objects.requireNonNull<Resources>(resources).getString(R.string.nc_limit_hit),
Integer.toString(lengthFilter)
)
} else {
binding.messageInputView.inputEditText?.error = null
}
val editable = binding.messageInputView.inputEditText?.editableText
if (editable != null && binding.messageInputView.inputEditText != null) {
val mentionSpans = editable.getSpans(
0, binding.messageInputView.inputEditText!!.length(),
Spans.MentionChipSpan::class.java
)
var mentionSpan: Spans.MentionChipSpan
for (i in mentionSpans.indices) {
mentionSpan = mentionSpans[i]
if (start >= editable.getSpanStart(mentionSpan) && start < editable.getSpanEnd(mentionSpan)) {
if (editable.subSequence(
editable.getSpanStart(mentionSpan),
editable.getSpanEnd(mentionSpan)
).toString().trim { it <= ' ' } != mentionSpan.label
val editable = binding.messageInputView.inputEditText?.editableText
if (editable != null && binding.messageInputView.inputEditText != null) {
val mentionSpans = editable.getSpans(
0, binding.messageInputView.inputEditText!!.length(),
Spans.MentionChipSpan::class.java
)
var mentionSpan: Spans.MentionChipSpan
for (i in mentionSpans.indices) {
mentionSpan = mentionSpans[i]
if (start >= editable.getSpanStart(mentionSpan) &&
start < editable.getSpanEnd(mentionSpan)
) {
editable.removeSpan(mentionSpan)
if (editable.subSequence(
editable.getSpanStart(mentionSpan),
editable.getSpanEnd(mentionSpan)
).toString().trim { it <= ' ' } != mentionSpan.label
) {
editable.removeSpan(mentionSpan)
}
}
}
}
} catch (npe: NullPointerException) {
// view binding can be null
// since this is called asynchrously and UI might have been destroyed in the meantime
Log.i(TAG, "UI destroyed - view binding already gone")
}
}