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Add TestFrontend documentation and UndoSystem buffer reference update.

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- Document `TestFrontend` for programmatic testing, including examples and usage details.
- Add `UpdateBufferReference` to `UndoSystem` to support updating buffer associations.
This commit is contained in:
Kyle Isom
2025-11-30 02:56:39 -08:00
parent 91bc986e51
commit 8c8e4e59a4
21 changed files with 5889 additions and 2531 deletions
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20
TerminalInputHandler.cc
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@@ -199,19 +199,16 @@ map_key_to_command(const int ch,
out = {true, CommandId::Newline, "", 0};
return true;
}
// Backspace in ncurses can be KEY_BACKSPACE or 127
if (ch == KEY_BACKSPACE || ch == 127 || ch == CTRL('H')) {
k_prefix = false;
out = {true, CommandId::Backspace, "", 0};
return true;
}
// If previous key was ESC, interpret as meta and use ESC keymap
if (esc_meta) {
esc_meta = false;
int ascii_key = ch;
if (ascii_key >= 'A' && ascii_key <= 'Z')
// Handle ESC + BACKSPACE (meta-backspace, Alt-Backspace)
if (ch == KEY_BACKSPACE || ch == 127 || ch == CTRL('H')) {
ascii_key = KEY_BACKSPACE; // normalized value for lookup
} else if (ascii_key >= 'A' && ascii_key <= 'Z') {
ascii_key = ascii_key - 'A' + 'a';
}
CommandId id;
if (KLookupEscCommand(ascii_key, id)) {
out = {true, id, "", 0};
@@ -222,6 +219,13 @@ map_key_to_command(const int ch,
return true;
}
// Backspace in ncurses can be KEY_BACKSPACE or 127
if (ch == KEY_BACKSPACE || ch == 127 || ch == CTRL('H')) {
k_prefix = false;
out = {true, CommandId::Backspace, "", 0};
return true;
}
// k_prefix handled earlier
// If collecting universal arg, handle digits and optional leading '-'