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// 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 std = @import("std");
const server = &@import("../main.zig").server;
const Error = @import("../command.zig").Error;
const Seat = @import("../Seat.zig");
/// Switch to the given mode
pub fn enterMode(
allocator: *std.mem.Allocator,
seat: *Seat,
args: []const [:0]const u8,
out: *?[]const u8,
) Error!void {
if (args.len < 2) return Error.NotEnoughArguments;
if (args.len > 2) return Error.TooManyArguments;
if (seat.mode_id == 1) {
out.* = try std.fmt.allocPrint(
allocator,
"manually exiting mode 'locked' is not allowed",
.{},
);
return Error.Other;
}
const target_mode = args[1];
const mode_id = server.config.mode_to_id.get(target_mode) orelse {
out.* = try std.fmt.allocPrint(
allocator,
"cannot enter non-existant mode '{s}'",
.{target_mode},
);
return Error.Other;
};
if (mode_id == 1) {
out.* = try std.fmt.allocPrint(
allocator,
"manually entering mode 'locked' is not allowed",
.{},
);
return Error.Other;
}
seat.mode_id = mode_id;
}
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