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fix: map NUL to control + space only #449

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Hamza417
2025-10-30 09:12:09 +05:30
parent d23ec8b5de
commit 483b3075e3
1 changed files with 4 additions and 9 deletions
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13
app/src/main/java/app/simple/inure/decorations/emulatorview/TermKeyListener.java
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@@ -492,10 +492,8 @@ class TermKeyListener {
result = (char) (result - 'a' + '\001');
} else if (result >= 'A' && result <= 'Z') {
result = (char) (result - 'A' + '\001');
} else if (result == '@') {
result = 0; // Ctrl+@ = NULL (standard terminal control character)
} else if (result == ' ' || result == '2') {
result = 0;
} else if (result == ' ') {
result = 0; // Ctrl+Space = NULL (NUL character)
} else if (result == '[' || result == '3') {
result = 27; // ^[ (Esc)
} else if (result == '\\' || result == '4') {
@@ -697,11 +695,8 @@ class TermKeyListener {
}
termSession.write(result);
} else if (result == 0 && effectiveControl) {
// Allow intentional NULL characters sent via Ctrl key combinations:
// - Ctrl+@ (standard terminal NULL)
// - Ctrl+Space (alternate NULL binding)
// - Ctrl+2 (alternate NULL binding)
// These are intentional user inputs and should be sent to the terminal.
// Allow intentional NULL character sent via Ctrl+Space.
// This is an intentional user input and should be sent to the terminal.
termSession.write(result);
}
// Ignore spurious NULL characters (result == 0 without control key).