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use shifted key codes on kitty

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This commit is contained in:
Jason Felice 2021-10-30 08:21:51 -04:00
parent 19e2225153
commit a70dbda54c
1 changed files with 31 additions and 23 deletions
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54
src/terminal_ui.cc
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@ -754,7 +754,7 @@ Optional<Key> TerminalUI::get_next_key()
auto parse_csi = [this, &convert, &parse_mask]() -> Optional<Key> {
auto next_char = [] { return get_char().value_or((unsigned char)0xff); };
int params[16] = {};
int params[16][4] = {};
auto c = next_char();
char private_mode = 0;
if (c == '?' or c == '<' or c == '=' or c == '>')
@ -762,12 +762,17 @@ Optional<Key> TerminalUI::get_next_key()
private_mode = c;
c = next_char();
}
for (int count = 0; count < 16 and c >= 0x30 && c <= 0x3f; c = next_char())
for (int count = 0, subcount = 0; count < 16 and c >= 0x30 && c <= 0x3f; c = next_char())
{
if (isdigit(c))
params[count] = params[count] * 10 + c - '0';
params[count][subcount] = params[count][subcount] * 10 + c - '0';
else if (c == ':' && subcount < 3)
++subcount;
else if (c == ';')
{
++count;
subcount = 0;
}
else
return {};
}
@ -794,13 +799,13 @@ Optional<Key> TerminalUI::get_next_key()
(Codepoint)((down ? 1 : -1) * m_wheel_scroll_amount)};
};
auto masked_key = [&](Codepoint key) {
int mask = std::max(params[1] - 1, 0);
auto masked_key = [&](Codepoint key, Codepoint shifted_key = 0) {
int mask = std::max(params[1][0] - 1, 0);
Key::Modifiers modifiers = parse_mask(mask);
if (is_basic_alpha(key) and (modifiers & Key::Modifiers::Shift))
if (shifted_key != 0 and (modifiers & Key::Modifiers::Shift))
{
modifiers &= ~Key::Modifiers::Shift;
key = to_upper(key);
key = shifted_key;
}
return Key{modifiers, key};
};
@ -810,14 +815,14 @@ Optional<Key> TerminalUI::get_next_key()
case '$':
if (private_mode == '?' and next_char() == 'y') // DECRPM
{
if (params[0] == 2026)
m_synchronized.supported = (params[1] == 1 or params[1] == 2);
if (params[0][0] == 2026)
m_synchronized.supported = (params[1][0] == 1 or params[1][0] == 2);
return {Key::Invalid};
}
switch (params[0])
switch (params[0][0])
{
case 23: case 24:
return Key{Key::Modifiers::Shift, Key::F11 + params[0] - 23}; // rxvt style
return Key{Key::Modifiers::Shift, Key::F11 + params[0][0] - 23}; // rxvt style
}
return {};
case 'A': return masked_key(Key::Up);
@ -832,7 +837,7 @@ Optional<Key> TerminalUI::get_next_key()
case 'R': return masked_key(Key::F3);
case 'S': return masked_key(Key::F4);
case '~':
switch (params[0])
switch (params[0][0])
{
case 1: return masked_key(Key::Home); // VT220/tmux style
case 2: return masked_key(Key::Insert);
@ -843,23 +848,24 @@ Optional<Key> TerminalUI::get_next_key()
case 7: return masked_key(Key::Home); // rxvt style
case 8: return masked_key(Key::End); // rxvt style
case 11: case 12: case 13: case 14: case 15:
return masked_key(Key::F1 + params[0] - 11);
return masked_key(Key::F1 + params[0][0] - 11);
case 17: case 18: case 19: case 20: case 21:
return masked_key(Key::F6 + params[0] - 17);
return masked_key(Key::F6 + params[0][0] - 17);
case 23: case 24:
return masked_key(Key::F11 + params[0] - 23);
return masked_key(Key::F11 + params[0][0] - 23);
case 25: case 26:
return Key{Key::Modifiers::Shift, Key::F3 + params[0] - 25}; // rxvt style
return Key{Key::Modifiers::Shift, Key::F3 + params[0][0] - 25}; // rxvt style
case 28: case 29:
return Key{Key::Modifiers::Shift, Key::F5 + params[0] - 28}; // rxvt style
return Key{Key::Modifiers::Shift, Key::F5 + params[0][0] - 28}; // rxvt style
case 31: case 32:
return Key{Key::Modifiers::Shift, Key::F7 + params[0] - 31}; // rxvt style
return Key{Key::Modifiers::Shift, Key::F7 + params[0][0] - 31}; // rxvt style
case 33: case 34:
return Key{Key::Modifiers::Shift, Key::F9 + params[0] - 33}; // rxvt style
return Key{Key::Modifiers::Shift, Key::F9 + params[0][0] - 33}; // rxvt style
}
return {};
case 'u':
return masked_key(convert(static_cast<Codepoint>(params[0])));
return masked_key(convert(static_cast<Codepoint>(params[0][0])),
convert(static_cast<Codepoint>(params[0][1])));
case 'Z': return shift(Key::Tab);
case 'I': return {Key::FocusIn};
case 'O': return {Key::FocusOut};
@ -868,9 +874,9 @@ Optional<Key> TerminalUI::get_next_key()
if (not sgr and c != 'M')
return {};
const Codepoint b = sgr ? params[0] : next_char() - 32;
const int x = (sgr ? params[1] : next_char() - 32) - 1;
const int y = (sgr ? params[2] : next_char() - 32) - 1;
const Codepoint b = sgr ? params[0][0] : next_char() - 32;
const int x = (sgr ? params[1][0] : next_char() - 32) - 1;
const int y = (sgr ? params[2][0] : next_char() - 32) - 1;
auto coord = encode_coord({y - content_line_offset(), x});
Key::Modifiers mod = parse_mask((b >> 2) & 0x7);
switch (const int code = b & 0x43; code)
@ -1404,6 +1410,7 @@ void TerminalUI::setup_terminal()
"\033[?1049h" // enable alternative screen buffer
"\033[?1004h" // enable focus notify
"\033[>4;1m" // request CSI u style key reporting
"\033[>5u" // kitty progressive enhancement - report shifted key codes
"\033[22t" // save the current window title
"\033[?25l" // hide cursor
"\033=" // set application keypad mode, so the keypad keys send unique codes
@ -1417,6 +1424,7 @@ void TerminalUI::restore_terminal()
"\033>"
"\033[?25h"
"\033[23t"
"\033[<u"
"\033[>4;0m"
"\033[?1004l"
"\033[?1049l"