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Ensure window position line is inside buffer

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This commit is contained in:
Maxime Coste 2017-05-06 19:43:12 +01:00
parent ff15f6bbaf
commit 17b19dc057
1 changed files with 2 additions and 2 deletions
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4
src/window.cc
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@ -185,9 +185,9 @@ void Window::compute_display_setup(const Context& context)
// Ensure cursor line is visible // Ensure cursor line is visible
if (cursor.line - offset.line < m_position.line) if (cursor.line - offset.line < m_position.line)
m_position.line = cursor.line - offset.line; m_position.line = std::max(0_line, cursor.line - offset.line);
if (cursor.line + offset.line >= m_position.line + m_dimensions.line) if (cursor.line + offset.line >= m_position.line + m_dimensions.line)
m_position.line = cursor.line + offset.line - m_dimensions.line + 1; m_position.line = std::min(buffer().line_count()-1, cursor.line + offset.line - m_dimensions.line + 1);
const int tabstop = context.options()["tabstop"].get<int>(); const int tabstop = context.options()["tabstop"].get<int>();
auto cursor_col = get_column(buffer(), tabstop, cursor); auto cursor_col = get_column(buffer(), tabstop, cursor);