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Don't show the pager on terminals of height less than 4

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Prevents some potential overflow bugs and janky UI
This commit is contained in:
ridiculousfish 2016-12-03 13:35:24 -08:00
parent 54dd4b7ed6
commit ffd4754cb2
1 changed files with 6 additions and 4 deletions
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10
src/pager.cpp
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@ -26,6 +26,9 @@ typedef std::vector<comp_t> comp_info_list_t;
/// The minimum width (in characters) the terminal must to show completions at all.
#define PAGER_MIN_WIDTH 16
/// Minimum height to show completions
#define PAGER_MIN_HEIGHT 4
/// The maximum number of columns of completion to attempt to fit onto the screen.
#define PAGER_MAX_COLS 6
@ -379,9 +382,11 @@ bool pager_t::completion_try_print(size_t cols, const wcstring &prefix, const co
// The calculated preferred width of each column.
size_t width_by_column[PAGER_MAX_COLS] = {0};
// Skip completions on tiny terminals.
if (this->available_term_width < PAGER_MIN_WIDTH || this->available_term_height < PAGER_MIN_HEIGHT) return true;
// Compute the effective term width and term height, accounting for disclosure.
size_t term_width = this->available_term_width;
// FIXME arithmetic
size_t term_height = this->available_term_height - 1 - (search_field_shown ? 1 : 0); // we always subtract 1 to make room for a comment row
if (!this->fully_disclosed) {
term_height = mini(term_height, (size_t)PAGER_UNDISCLOSED_MAX_ROWS);
@ -404,9 +409,6 @@ bool pager_t::completion_try_print(size_t cols, const wcstring &prefix, const co
rendering->remaining_to_disclose = 0;
}
// Skip completions on tiny terminals.
if (term_width < PAGER_MIN_WIDTH) return true;
// Calculate how wide the list would be.
for (size_t col = 0; col < cols; col++) {
for (size_t row = 0; row < row_count; row++) {