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input: legacy key encoding handles alt-as-esc for general utf8

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This commit is contained in:
Mitchell Hashimoto
2023-08-16 10:12:14 -07:00
parent 871f797758
commit a2d4e7ce29
1 changed files with 40 additions and 1 deletions
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41
src/input/KeyEncoder.zig
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@ -110,7 +110,46 @@ fn legacy(
}
}
// TODO: alt-prefix utf8
// // Let's see if we should apply fixterms to this codepoint.
// // At this stage of key processing, we only need to apply fixterms
// // to unicode codepoints (the point of charCallback) if we have
// // ctrl set.
// if (mods.ctrl) {
// const csi_u_mods = terminal.csi_u.Mods.fromInput(mods);
// const resp = try std.fmt.bufPrint(
// &data,
// "\x1B[{};{}u",
// .{ codepoint, csi_u_mods.seqInt() },
// );
// _ = self.io_thread.mailbox.push(.{
// .write_small = .{
// .data = data,
// .len = @intCast(resp.len),
// },
// }, .{ .forever = {} });
// try self.io_thread.wakeup.notify();
// return;
// }
// If we have alt-pressed and alt-esc-prefix is enabled, then
// we need to prefix the utf8 sequence with an esc.
if (binding_mods.alt and self.alt_esc_prefix) {
// TODO: port this, I think we can just use effective mods
// without any OS special case
//
// On macOS, we have to opt-in to using alt because option
// by default is a unicode character sequence.
// if (comptime builtin.target.isDarwin()) {
// switch (self.config.macos_option_as_alt) {
// .false => break :alt,
// .true => {},
// .left => if (mods.sides.alt != .left) break :alt,
// .right => if (mods.sides.alt != .right) break :alt,
// }
// }
return try std.fmt.bufPrint(buf, "\x1B{s}", .{utf8});
}
return utf8;
}