bool
KeyboardControl::OnCommand(unsigned id, unsigned code)
{
if (id >= 0x20 && on_character != NULL) {
on_character((TCHAR)id);
return true;
} else
return ContainerWindow::OnCommand(id, code);
}
// character ::= ' c '
//
// TODO: Allow for unicode characters? Imrove error
// handling.
//
// FIXME: Move the diagnostics into the semantic
// action for character tokens. We might actually
// want to support multicharacter literals.
Token
Lexer::character()
{
assert(peek() == '\'');
get(); // '
if (peek() == '\\') // consume an escape.
get();
get(); // c
if (peek() != '\'')
throw std::runtime_error("invalid character literal");
get(); // '
return on_character();
}
bool
CharacterButton::OnClicked()
{
on_character(character);
return true;
}
