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Support delete to end of line and delete line.

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This commit is contained in:
Kyle Isom
2025-11-29 21:40:07 -08:00
parent b41946c470
commit 40d33e1847
6 changed files with 139 additions and 62 deletions
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46
TerminalInputHandler.cc
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@@ -105,6 +105,28 @@ map_key_to_command(const int ch, bool &k_prefix, bool &esc_meta, MappedInput &ou
return true;
}
// Generic Control-chord lookup (after handling special prefixes/cancel)
// IMPORTANT: if we're in k-prefix, the very next key must be interpreted
// via the C-k keymap first, even if it's a Control chord like C-d.
if (k_prefix) {
k_prefix = false; // consume the prefix for this one key
bool ctrl = false;
int ascii_key = ch;
if (ch >= 1 && ch <= 26) {
ctrl = true;
ascii_key = 'a' + (ch - 1);
}
ascii_key = KLowerAscii(ascii_key);
CommandId id;
if (KLookupKCommand(ascii_key, ctrl, id)) {
out = {true, id, "", 0};
} else {
char c = (ascii_key >= 0x20 && ascii_key <= 0x7e) ? static_cast<char>(ascii_key) : '?';
std::string arg(1, c);
out = {true, CommandId::UnknownKCommand, arg, 0};
}
return true;
}
if (ch >= 1 && ch <= 26) {
int ascii_key = 'a' + (ch - 1);
CommandId id;
@@ -143,29 +165,7 @@ map_key_to_command(const int ch, bool &k_prefix, bool &esc_meta, MappedInput &ou
return true;
}
if (k_prefix) {
k_prefix = false; // single next key only
// Determine if this is a control chord (e.g., C-x) and normalize
bool ctrl = false;
int ascii_key = ch;
if (ch >= 1 && ch <= 26) {
ctrl = true;
ascii_key = 'a' + (ch - 1);
}
// For letters, normalize to lowercase ASCII
ascii_key = KLowerAscii(ascii_key);
CommandId id;
if (KLookupKCommand(ascii_key, ctrl, id)) {
out = {true, id, "", 0};
} else {
// Show unknown k-command message with the typed character
char c = (ascii_key >= 0x20 && ascii_key <= 0x7e) ? static_cast<char>(ascii_key) : '?';
std::string arg(1, c);
out = {true, CommandId::UnknownKCommand, arg, 0};
}
return true;
}
// k_prefix handled earlier
// Printable ASCII
if (ch >= 0x20 && ch <= 0x7E) {