river/river/Decoration.zig
2020-12-31 15:35:35 +01:00

75 lines
2.5 KiB
Zig

// This file is part of river, a dynamic tiling wayland compositor.
//
// Copyright 2020 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, either version 3 of the License, or
// (at your option) any later version.
//
// 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 Self = @This();
const std = @import("std");
const wlr = @import("wlroots");
const wl = @import("wayland").server.wl;
const util = @import("util.zig");
const Server = @import("Server.zig");
server: *Server,
xdg_toplevel_decoration: *wlr.XdgToplevelDecorationV1,
// zig fmt: off
destroy: wl.Listener(*wlr.XdgToplevelDecorationV1) =
wl.Listener(*wlr.XdgToplevelDecorationV1).init(handleDestroy),
request_mode: wl.Listener(*wlr.XdgToplevelDecorationV1) =
wl.Listener(*wlr.XdgToplevelDecorationV1).init(handleRequestMode),
// zig fmt: on
pub fn init(
self: *Self,
server: *Server,
xdg_toplevel_decoration: *wlr.XdgToplevelDecorationV1,
) void {
self.* = .{ .server = server, .xdg_toplevel_decoration = xdg_toplevel_decoration };
xdg_toplevel_decoration.events.destroy.add(&self.destroy);
xdg_toplevel_decoration.events.request_mode.add(&self.request_mode);
handleRequestMode(&self.request_mode, self.xdg_toplevel_decoration);
}
fn handleDestroy(
listener: *wl.Listener(*wlr.XdgToplevelDecorationV1),
xdg_toplevel_decoration: *wlr.XdgToplevelDecorationV1,
) void {
const self = @fieldParentPtr(Self, "destroy", listener);
util.gpa.destroy(self);
}
fn handleRequestMode(
listener: *wl.Listener(*wlr.XdgToplevelDecorationV1),
xdg_toplevel_decoration: *wlr.XdgToplevelDecorationV1,
) void {
const self = @fieldParentPtr(Self, "request_mode", listener);
const toplevel = self.xdg_toplevel_decoration.surface.role_data.toplevel;
const app_id: [*:0]const u8 = if (toplevel.app_id) |id| id else "NULL";
_ = self.xdg_toplevel_decoration.setMode(
for (self.server.config.csd_filter.items) |filter_app_id| {
if (std.mem.eql(u8, std.mem.span(app_id), filter_app_id)) break .client_side;
} else .server_side,
);
}