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Allow querying global cursor position

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If a platform implements this, e.g. xeyes can track cursor when the
window is not receiving mouse movement events
This commit is contained in:
Oskari Alaranta
2026-06-01 21:32:14 +03:00
parent af2132315d
commit 19f043744a
4 changed files with 32 additions and 4 deletions
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18
xbanan/Base.cpp
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@@ -1967,6 +1967,16 @@ BAN::ErrorOr<void> handle_packet(Client& client_info, BAN::ConstByteSpan packet)
}
const auto [root_x, root_y] = get_window_position(wid);
int32_t root_cursor_x, root_cursor_y;
if (g_platform_ops.query_pointer)
g_platform_ops.query_pointer(&root_cursor_x, &root_cursor_y);
else
{
root_cursor_x = root_x + window.cursor_x;
root_cursor_y = root_y + window.cursor_y;
}
xQueryPointerReply reply {
.type = X_Reply,
.sameScreen = xTrue,
@@ -1974,10 +1984,10 @@ BAN::ErrorOr<void> handle_packet(Client& client_info, BAN::ConstByteSpan packet)
.length = 0,
.root = g_root.windowId,
.child = static_cast<CARD32>(child_wid),
.rootX = static_cast<INT16>(root_x + window.cursor_x),
.rootY = static_cast<INT16>(root_y + window.cursor_y),
.winX = static_cast<INT16>(window.cursor_x),
.winY = static_cast<INT16>(window.cursor_y),
.rootX = static_cast<INT16>(root_cursor_x),
.rootY = static_cast<INT16>(root_cursor_y),
.winX = static_cast<INT16>(root_cursor_x - root_x),
.winY = static_cast<INT16>(root_cursor_y - root_y),
.mask = static_cast<KeyButMask>(g_keymask | g_butmask),
};
TRY(encode(client_info.output_buffer, reply));