diff options
Diffstat (limited to 'src/panes.zig')
| -rw-r--r-- | src/panes.zig | 14 |
1 files changed, 13 insertions, 1 deletions
diff --git a/src/panes.zig b/src/panes.zig index edd7038f..9a6802d0 100644 --- a/src/panes.zig +++ b/src/panes.zig @@ -6273,6 +6273,13 @@ pub const Terminal = struct { state.vt.screens.active.scroll(.{ .delta_row = delta }); } + /// Is the viewport already showing the last row of output? + pub fn atBottom(pane: *const Pane) bool { + if (comptime !enabled) return true; + const sb = scrollbar(pane); + return sb.offset + sb.len >= sb.total; + } + /// Snap the viewport back onto live output. pub fn followOutput(pane: *Pane) void { if (comptime !enabled) return; @@ -6559,10 +6566,14 @@ pub const Terminal = struct { const has_positions = pane.ovl != null or pane.cur_pinned or pane.vsel.active or pane.msel.active or pane.nsel > 0 or pane.append_at != null or pane.look_at != null or pane.ed_undo_len > 0 or pane.ed_redo_len > 0 or pointerRowCount(pane) > 0; + // Sticky bottom, as every other terminal does it: output drags the + // viewport down only when the viewport was already on the last row, so + // a reader scrolled back into the scrollback stays where they scrolled. + const at_bottom = atBottom(pane); if (has_positions) ingestWithPositions(pane, bytes) else ingest(pane, bytes); p.shell_rows.markStale(pane); const body_mode = if (pane.tag_edit) pane.tag_mode else pane.mode; - if (body_mode == .tty) followOutput(pane); + if (body_mode == .tty and at_bottom) followOutput(pane); } const RowPin = struct { pin: ?*ghostty_vt.Pin = null, offset: i32 = 0 }; @@ -6890,6 +6901,7 @@ pub const Terminal = struct { }; pane.mode = .tty; + followOutput(pane); // entering raw mode is a request for the live shell pane.msel.active = false; pane.vsel.active = false; pane.nsel = 0; |