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LibVT: enforce a minimum size of 1 column and 1 row

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Fixes #829
This commit is contained in:
joshua stein 2020-01-15 21:13:54 -06:00 • committed by Andreas Kling
parent d9385d7d62
commit 5c25983844
2 changed files with 7 additions and 2 deletions
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5
Libraries/LibVT/Terminal.cpp
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@ -867,6 +867,11 @@ void Terminal::unimplemented_xterm_escape()
void Terminal::set_size(u16 columns, u16 rows) void Terminal::set_size(u16 columns, u16 rows)
{ {
if (!columns)
columns = 1;
if (!rows)
rows = 1;
if (columns == m_columns && rows == m_rows) if (columns == m_columns && rows == m_rows)
return; return;

4
Libraries/LibVT/Terminal.h
View file

@ -150,8 +150,8 @@ private:
int m_scroll_region_top { 0 }; int m_scroll_region_top { 0 };
int m_scroll_region_bottom { 0 }; int m_scroll_region_bottom { 0 };
u16 m_columns { 0 }; u16 m_columns { 1 };
u16 m_rows { 0 }; u16 m_rows { 1 };
u16 m_cursor_row { 0 }; u16 m_cursor_row { 0 };
u16 m_cursor_column { 0 }; u16 m_cursor_column { 0 };