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Use correct type for number of remaining rows so that PageList.scroll works with long scrollback history.

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This commit is contained in:
Daniel Kinzler
2026-06-19 13:32:29 +02:00
parent 124c9d57d0
commit 5fa37f2b7e
1 changed files with 10 additions and 16 deletions
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26
src/terminal/PageList.zig
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@@ -2582,18 +2582,15 @@ pub fn scroll(self: *PageList, behavior: Scroll) void {
if (n < midpoint) {
// Iterate forward from the first node.
var node_it = self.pages.first;
var rem: size.CellCountInt = std.math.cast(
size.CellCountInt,
n,
) orelse {
self.viewport = .active;
break :row;
};
var rem: usize = n;
while (node_it) |node| : (node_it = node.next) {
if (rem < node.data.size.rows) {
self.viewport_pin.* = .{
.node = node,
.y = rem,
.y = std.math.cast(size.CellCountInt, rem) orelse {
self.viewport = .active;
break :row;
},
};
break :row;
}
@@ -2603,18 +2600,15 @@ pub fn scroll(self: *PageList, behavior: Scroll) void {
} else {
// Iterate backwards from the last node.
var node_it = self.pages.last;
var rem: size.CellCountInt = std.math.cast(
size.CellCountInt,
self.total_rows - n,
) orelse {
self.viewport = .active;
break :row;
};
var rem: usize = self.total_rows - n;
while (node_it) |node| : (node_it = node.prev) {
if (rem <= node.data.size.rows) {
self.viewport_pin.* = .{
.node = node,
.y = node.data.size.rows - rem,
.y = std.math.cast(size.CellCountInt, node.data.size.rows - rem) orelse {
self.viewport = .active;
break :row;
},
};
break :row;
}