82 lines
2.8 KiB
Zig
82 lines
2.8 KiB
Zig
// This file is part of river, a dynamic tiling wayland compositor.
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//
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// Copyright 2020 Isaac Freund
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//
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// This program is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with this program. If not, see <https://www.gnu.org/licenses/>.
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const Self = @This();
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const std = @import("std");
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const c = @import("c.zig");
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const Log = @import("log.zig").Log;
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const Seat = @import("Seat.zig");
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const Output = @import("Output.zig");
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const View = @import("View.zig");
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const FocusState = enum {
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focused,
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unfocused,
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};
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const implementation = c.struct_zriver_seat_status_v1_interface{
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.destroy = destroy,
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};
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seat: *Seat,
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wl_resource: *c.wl_resource,
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pub fn init(self: *Self, seat: *Seat, wl_resource: *c.wl_resource) void {
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self.seat = seat;
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self.wl_resource = wl_resource;
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c.wl_resource_set_implementation(wl_resource, &implementation, self, handleResourceDestroy);
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// Send focused output/view once on bind
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self.sendOutput(.focused);
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self.sendFocusedView();
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}
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fn handleResourceDestroy(wl_resource: ?*c.wl_resource) callconv(.C) void {
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const self = @ptrCast(*Self, @alignCast(@alignOf(*Self), c.wl_resource_get_user_data(wl_resource)));
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const node = @fieldParentPtr(std.SinglyLinkedList(Self).Node, "data", self);
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self.seat.status_trackers.remove(node);
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}
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fn destroy(wl_client: ?*c.wl_client, wl_resource: ?*c.wl_resource) callconv(.C) void {
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c.wl_resource_destroy(wl_resource);
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}
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pub fn sendOutput(self: Self, state: FocusState) void {
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const wl_client = c.wl_resource_get_client(self.wl_resource);
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const output_resources = &self.seat.focused_output.wlr_output.resources;
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var output_resource = c.wl_resource_from_link(output_resources.next);
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while (c.wl_resource_get_link(output_resource) != output_resources) : (output_resource =
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c.wl_resource_from_link(c.wl_resource_get_link(output_resource).*.next))
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{
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if (c.wl_resource_get_client(output_resource) == wl_client) switch (state) {
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.focused => c.zriver_seat_status_v1_send_focused_output(self.wl_resource, output_resource),
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.unfocused => c.zriver_seat_status_v1_send_unfocused_output(self.wl_resource, output_resource),
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};
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}
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}
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pub fn sendFocusedView(self: Self) void {
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c.zriver_seat_status_v1_send_focused_view(self.wl_resource, if (self.seat.focused_view) |v|
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v.getTitle()
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else
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"");
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}
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