| 47 | } |
| 48 | |
| 49 | int32_t Term::read_key0() { |
| 50 | char c{}; |
| 51 | if (!Platform::read_raw(&c)) { |
| 52 | return NO_KEY; |
| 53 | } |
| 54 | if (is_CTRL(static_cast<Term::Key>(c))) { |
| 55 | return c; |
| 56 | } else if (c == ESC) { |
| 57 | char seq[4]{'\0', '\0', '\0', '\0'}; |
| 58 | if (!Platform::read_raw(&seq[0])) { |
| 59 | return ESC; |
| 60 | } |
| 61 | if (!Platform::read_raw(&seq[1])) { |
| 62 | if (seq[0] >= 'a' && seq[0] <= 'z') { |
| 63 | // gnome-term, Windows Console |
| 64 | return ALT + seq[0]; |
| 65 | } |
| 66 | if (seq[0] == '\x0d') { |
| 67 | // gnome-term |
| 68 | return ALT_ENTER; |
| 69 | } |
| 70 | return -1; |
| 71 | } |
| 72 | if (seq[0] == '[') { |
| 73 | if (seq[1] >= '0' && seq[1] <= '9') { |
| 74 | if (!Platform::read_raw(&seq[2])) { |
| 75 | return -2; |
| 76 | } |
| 77 | if (seq[2] == '~') { |
| 78 | switch (seq[1]) { |
| 79 | case '1': return HOME; |
| 80 | case '2': return INSERT; |
| 81 | case '3': return DEL; |
| 82 | case '4': return END; |
| 83 | case '5': return PAGE_UP; |
| 84 | case '6': return PAGE_DOWN; |
| 85 | case '7': return HOME; |
| 86 | case '8': return END; |
| 87 | } |
| 88 | } else if (seq[2] == ';') { |
| 89 | if (seq[1] == '1') { |
| 90 | if (!Platform::read_raw(&seq[2])) { |
| 91 | return -10; |
| 92 | } |
| 93 | if (!Platform::read_raw(&seq[3])) { |
| 94 | return -11; |
| 95 | } |
| 96 | if (seq[2] == '5') { |
| 97 | switch (seq[3]) { |
| 98 | case 'A': return CTRL_UP; |
| 99 | case 'B': return CTRL_DOWN; |
| 100 | case 'C': return CTRL_RIGHT; |
| 101 | case 'D': return CTRL_LEFT; |
| 102 | } |
| 103 | } |
| 104 | return -12; |
| 105 | } |
| 106 | } else { |
nothing calls this directly
no outgoing calls
no test coverage detected