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Kernel: Add support for CSI @, b, d to VirtualTerminal

This commit is contained in:
Bananymous 2024-08-22 14:04:45 +03:00
parent 869bba4dad
commit 37cd4ed504
2 changed files with 27 additions and 1 deletions
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1
kernel/include/kernel/Terminal/VirtualTTY.h
View File

@ -74,6 +74,7 @@ namespace Kernel
uint32_t m_width { 0 }; uint32_t m_width { 0 };
uint32_t m_height { 0 }; uint32_t m_height { 0 };
uint32_t m_last_graphic_char { 0 };
uint32_t m_saved_row { 0 }; uint32_t m_saved_row { 0 };
uint32_t m_saved_column { 0 }; uint32_t m_saved_column { 0 };

27
kernel/kernel/Terminal/VirtualTTY.cpp
View File

@ -305,7 +305,31 @@ namespace Kernel
m_row = m_saved_row; m_row = m_saved_row;
m_column = m_saved_column; m_column = m_saved_column;
return reset_ansi(); return reset_ansi();
case '@':
if (m_ansi_state.nums[0] == -1)
m_ansi_state.nums[0] = 1;
reset_ansi();
for (int i = 0; i < m_ansi_state.nums[0]; i++)
putchar_impl(' ');
return;
case 'b':
if (m_ansi_state.nums[0] == -1)
m_ansi_state.nums[0] = 1;
reset_ansi();
if (m_last_graphic_char)
{
char buffer[5] {};
BAN::UTF8::from_codepoints(&m_last_graphic_char, 1, buffer);
for (int i = 0; i < m_ansi_state.nums[0]; i++)
for (int j = 0; buffer[j]; j++)
putchar_impl(buffer[j]);
}
return;
case 'd':
if (m_ansi_state.nums[0] == -1)
m_ansi_state.nums[0] = 1;
m_row = BAN::Math::clamp<uint32_t>(m_ansi_state.nums[0], 1, m_height) - 1;
return reset_ansi();
case '?': case '?':
if (m_ansi_state.index != 0 || m_ansi_state.nums[0] != -1) if (m_ansi_state.index != 0 || m_ansi_state.nums[0] != -1)
{ {
@ -439,6 +463,7 @@ namespace Kernel
break;; break;;
default: default:
putchar_at(codepoint, m_column, m_row); putchar_at(codepoint, m_column, m_row);
m_last_graphic_char = codepoint;
m_column++; m_column++;
break; break;
} }