river/river/XdgDecoration.zig
Isaac Freund eb32deaf76
build: update to wlroots 0.18.0
(cherry picked from commit 99ef96a389eb3e350a7fd3294d1033263751b1a1)
2024-07-22 17:19:44 +02:00

86 lines
2.9 KiB
Zig

// This file is part of river, a dynamic tiling wayland compositor.
//
// Copyright 2023 The River Developers
//
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, version 3.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with this program. If not, see <https://www.gnu.org/licenses/>.
const XdgDecoration = @This();
const std = @import("std");
const assert = std.debug.assert;
const wlr = @import("wlroots");
const wl = @import("wayland").server.wl;
const server = &@import("main.zig").server;
const util = @import("util.zig");
const XdgToplevel = @import("XdgToplevel.zig");
wlr_decoration: *wlr.XdgToplevelDecorationV1,
destroy: wl.Listener(*wlr.XdgToplevelDecorationV1) =
wl.Listener(*wlr.XdgToplevelDecorationV1).init(handleDestroy),
request_mode: wl.Listener(*wlr.XdgToplevelDecorationV1) =
wl.Listener(*wlr.XdgToplevelDecorationV1).init(handleRequestMode),
pub fn init(wlr_decoration: *wlr.XdgToplevelDecorationV1) void {
const toplevel: *XdgToplevel = @ptrFromInt(wlr_decoration.toplevel.base.data);
toplevel.decoration = .{ .wlr_decoration = wlr_decoration };
const decoration = &toplevel.decoration.?;
wlr_decoration.events.destroy.add(&decoration.destroy);
wlr_decoration.events.request_mode.add(&decoration.request_mode);
if (toplevel.wlr_toplevel.base.initialized) {
handleRequestMode(&decoration.request_mode, wlr_decoration);
}
}
pub fn deinit(decoration: *XdgDecoration) void {
const toplevel: *XdgToplevel = @ptrFromInt(decoration.wlr_decoration.toplevel.base.data);
decoration.destroy.link.remove();
decoration.request_mode.link.remove();
assert(toplevel.decoration != null);
toplevel.decoration = null;
}
fn handleDestroy(
listener: *wl.Listener(*wlr.XdgToplevelDecorationV1),
_: *wlr.XdgToplevelDecorationV1,
) void {
const decoration: *XdgDecoration = @fieldParentPtr("destroy", listener);
decoration.deinit();
}
fn handleRequestMode(
listener: *wl.Listener(*wlr.XdgToplevelDecorationV1),
_: *wlr.XdgToplevelDecorationV1,
) void {
const decoration: *XdgDecoration = @fieldParentPtr("request_mode", listener);
const toplevel: *XdgToplevel = @ptrFromInt(decoration.wlr_decoration.toplevel.base.data);
const view = toplevel.view;
const ssd = server.config.rules.ssd.match(toplevel.view) orelse
(decoration.wlr_decoration.requested_mode != .client_side);
if (view.pending.ssd != ssd) {
view.pending.ssd = ssd;
server.root.applyPending();
}
}