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win/TUI: Fix scroll on Windows legacy console

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erw7 2018-11-05 19:19:39 +09:00 committed by Justin M. Keyes
parent fad7a26bc5
commit 4f030ec24e
1 changed files with 12 additions and 5 deletions
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17
src/nvim/tui/tui.c
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@ -98,6 +98,7 @@ typedef struct {
bool can_change_scroll_region;
bool can_set_lr_margin;
bool can_set_left_right_margin;
bool can_scroll;
bool immediate_wrap_after_last_column;
bool bce;
bool mouse_enabled;
@ -295,6 +296,11 @@ static void terminfo_start(UI *ui)
data->can_set_left_right_margin =
!!unibi_get_str(data->ut, unibi_set_left_margin_parm)
&& !!unibi_get_str(data->ut, unibi_set_right_margin_parm);
data->can_scroll =
!!unibi_get_str(data->ut, unibi_delete_line)
&& !!unibi_get_str(data->ut, unibi_parm_delete_line)
&& !!unibi_get_str(data->ut, unibi_insert_line)
&& !!unibi_get_str(data->ut, unibi_parm_insert_line);
data->immediate_wrap_after_last_column =
conemu_ansi
|| terminfo_is_term_family(term, "cygwin")
@ -1087,11 +1093,12 @@ static void tui_grid_scroll(UI *ui, Integer g, Integer startrow, Integer endrow,
ugrid_scroll(grid, top, bot, left, right, (int)rows,
&clear_top, &clear_bot);
bool can_scroll = data->scroll_region_is_full_screen
|| (data->can_change_scroll_region
&& ((left == 0 && right == ui->width - 1)
|| data->can_set_lr_margin
|| data->can_set_left_right_margin));
bool can_scroll = data->can_scroll
&& (data->scroll_region_is_full_screen
|| (data->can_change_scroll_region
&& ((left == 0 && right == ui->width - 1)
|| data->can_set_lr_margin
|| data->can_set_left_right_margin)));
if (can_scroll) {
// Change terminal scroll region and move cursor to the top