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LibInput: Implement key_to_utf8_ansi 

This function outputs utf8 encoding of a key event or ansi code for
everything it is applicable (arrows, ctrl+..., ...)
This commit is contained in:
Bananymous 2024-06-03 17:52:43 +03:00
parent 65f299038d
commit 201aee3119
2 changed files with 71 additions and 0 deletions
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70
LibInput/KeyEvent.cpp
View File

@ -1,6 +1,9 @@
#include <BAN/Array.h> #include <BAN/Array.h>
#include <LibInput/KeyEvent.h> #include <LibInput/KeyEvent.h>
#include <ctype.h>
#include <string.h>
namespace LibInput namespace LibInput
{ {
@ -48,4 +51,71 @@ namespace LibInput
return (event.shift() ^ event.caps_lock()) ? utf8_upper[static_cast<uint8_t>(key)] : utf8_lower[static_cast<uint8_t>(key)]; return (event.shift() ^ event.caps_lock()) ? utf8_upper[static_cast<uint8_t>(key)] : utf8_lower[static_cast<uint8_t>(key)];
} }
const char* key_to_utf8_ansi(Key key, uint16_t modifier)
{
static constexpr const char* utf8_lower[] = {
nullptr, nullptr,
"a", "b", "c", "d", "e", "f", "g", "h", "i", "j", "k", "l", "m", "n", "o", "p", "q", "r", "s", "t", "u", "v", "w", "x", "y", "z",
"å", "ä", "ö",
"0", "1", "2", "3", "4", "5", "6", "7", "8", "9",
nullptr, nullptr, nullptr, nullptr, nullptr, nullptr, nullptr, nullptr, nullptr, nullptr, nullptr, nullptr,
/*"Insert", "PrintScreen", "Delete", "Home", "End", "PageUp", "PageDown",*/ nullptr, nullptr, nullptr, nullptr, nullptr, nullptr, nullptr, "\n", " ",
"!", "\"", "#", "¤", "%", "&", "/", "§", "½",
"(", ")", "[", "]", "{", "}",
"=", "?", "+", "\\", "´", "`", "¨", "¸", "\b \b", "@", "£", "$", "€",
nullptr, "\t", nullptr, nullptr, nullptr, nullptr, nullptr, nullptr, nullptr, nullptr,
"'", "*", "^", "~", "\e[A", "\e[B", "\e[D", "\e[C",
",", ";", ".", ":", "-", "_", nullptr, nullptr, "<", ">", "|", "¬", "¦",
"0", "1", "2", "3", "4", "5", "6", "7", "8", "9",
"+", "-", "*", "/", "\n", ",",
nullptr, nullptr, nullptr, nullptr, nullptr, nullptr, nullptr, nullptr,
};
static_assert((size_t)Key::Count == sizeof(utf8_lower) / sizeof(*utf8_lower));
static constexpr const char* utf8_upper[] = {
nullptr, nullptr,
"A", "B", "C", "D", "E", "F", "G", "H", "I", "J", "K", "L", "M", "N", "O", "P", "Q", "R", "S", "T", "U", "V", "W", "X", "Y", "Z",
"Å", "Ä", "Ö",
"0", "1", "2", "3", "4", "5", "6", "7", "8", "9",
nullptr, nullptr, nullptr, nullptr, nullptr, nullptr, nullptr, nullptr, nullptr, nullptr, nullptr, nullptr,
/*"Insert", "PrintScreen", "Delete", "Home", "End", "PageUp", "PageDown",*/ nullptr, nullptr, nullptr, nullptr, nullptr, nullptr, nullptr, "\n", " ",
"!", "\"", "#", "¤", "%", "&", "/", "§", "½",
"(", ")", "[", "]", "{", "}",
"=", "?", "+", "\\", "´", "`", "¨", "¸", "\b \b", "@", "£", "$", "€",
nullptr, "\t", nullptr, nullptr, nullptr, nullptr, nullptr, nullptr, nullptr, nullptr,
"'", "*", "^", "~", "\e[A", "\e[B", "\e[D", "\e[C",
",", ";", ".", ":", "-", "_", nullptr, nullptr, "<", ">", "|", "¬", "¦",
"0", "1", "2", "3", "4", "5", "6", "7", "8", "9",
"+", "-", "*", "/", "\n", ",",
nullptr, nullptr, nullptr, nullptr, nullptr, nullptr, nullptr, nullptr,
};
static_assert((size_t)Key::Count == sizeof(utf8_upper) / sizeof(*utf8_upper));
static constexpr const char* utf8_ctrl[] = {
nullptr, nullptr,
"\x01", "\x02", "\x03", "\x04", "\x05", "\x06", "\x07", "\x08", "\x09", "\x0A", "\x0B", "\x0C", "\x0D", "\x0E", "\x0F", "\x10", "\x11", "\x12", "\x13", "\x14", "\x15", "\x16", "\x17", "\x18", "\x19", "\x1A",
"Å", "Ä", "Ö",
"0", "1", "2", "3", "4", "5", "6", "7", "8", "9",
nullptr, nullptr, nullptr, nullptr, nullptr, nullptr, nullptr, nullptr, nullptr, nullptr, nullptr, nullptr,
/*"Insert", "PrintScreen", "Delete", "Home", "End", "PageUp", "PageDown",*/ nullptr, nullptr, nullptr, nullptr, nullptr, nullptr, nullptr, "\n", " ",
"!", "\"", "#", "¤", "%", "&", "/", "§", "½",
"(", ")", "[", "]", "{", "}",
"=", "?", "+", "\\", "´", "`", "¨", "¸", "\b \b", "@", "£", "$", "€",
nullptr, "\t", nullptr, nullptr, nullptr, nullptr, nullptr, nullptr, nullptr, nullptr,
"'", "*", "^", "~", "\e[A", "\e[B", "\e[D", "\e[C",
",", ";", ".", ":", "-", "_", nullptr, nullptr, "<", ">", "|", "¬", "¦",
"0", "1", "2", "3", "4", "5", "6", "7", "8", "9",
"+", "-", "*", "/", "\n", ",",
nullptr, nullptr, nullptr, nullptr, nullptr, nullptr, nullptr, nullptr,
};
static_assert((size_t)Key::Count == sizeof(utf8_upper) / sizeof(*utf8_upper));
KeyEvent event { .modifier = modifier, .key = key };
if (event.ctrl())
return utf8_ctrl[static_cast<uint8_t>(key)];
if (event.shift() ^ event.caps_lock())
return utf8_upper[static_cast<uint8_t>(key)];
return utf8_lower[static_cast<uint8_t>(key)];
}
} }

1
LibInput/include/LibInput/KeyEvent.h
View File

@ -101,5 +101,6 @@ namespace LibInput
}; };
const char* key_to_utf8(Key key, uint16_t modifier); const char* key_to_utf8(Key key, uint16_t modifier);
const char* key_to_utf8_ansi(Key key, uint16_t modifier);
} }