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fix: handle suspicious NUL char sent by Samsung Keyboard #449

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// Causes the issue where first character is stripped when pasted using the clipboard
This commit is contained in:
Hamza417
2025-10-30 09:01:55 +05:30
parent 7fecc68f3e
commit d23ec8b5de
1 changed files with 15 additions and 1 deletions
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16
app/src/main/java/app/simple/inure/decorations/emulatorview/TermKeyListener.java
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@@ -492,6 +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 == '3') {
@@ -688,12 +690,24 @@ class TermKeyListener {
if (result >= KEYCODE_OFFSET) {
handleKeyCode(result - KEYCODE_OFFSET, null, appMode);
} else if (result >= 0) {
} else if (result > 0) {
// Normal characters (excluding NULL)
if (setHighBit) {
result |= 0x80;
}
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.
termSession.write(result);
}
// Ignore spurious NULL characters (result == 0 without control key).
// These can come from IME events (e.g., Samsung Keyboard clipboard button
// sends keyCode 1102 which maps to NULL) and cause the terminal to skip
// or consume the next character during paste operations.
}
public int getCombiningAccent() {