diff options
Diffstat (limited to 'src/command/focus.zig')
| -rw-r--r-- | src/command/focus.zig | 67 |
1 files changed, 0 insertions, 67 deletions
diff --git a/src/command/focus.zig b/src/command/focus.zig deleted file mode 100644 index 0e2c9e0..0000000 --- a/src/command/focus.zig +++ /dev/null @@ -1,67 +0,0 @@ -// This file is part of river, a dynamic tiling wayland compositor. -// -// Copyright 2020 Isaac Freund -// -// 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 c = @import("../c.zig"); - -const Error = @import("../command.zig").Error; -const Direction = @import("../command.zig").Direction; -const Seat = @import("../Seat.zig"); -const View = @import("../View.zig"); -const ViewStack = @import("../view_stack.zig").ViewStack; - -/// Focus either the next or the previous visible view, depending on the enum -/// passed. Does nothing if there are 1 or 0 views in the stack. -pub fn focus( - allocator: *std.mem.Allocator, - seat: *Seat, - args: []const []const u8, - failure_message: *[]const u8, -) Error!void { - if (args.len < 2) return Error.NotEnoughArguments; - if (args.len > 2) return Error.TooManyArguments; - - const direction = try Direction.parse(args[1]); - const output = seat.focused_output; - - if (seat.focused_view) |current_focus| { - // If there is a currently focused view, focus the next visible view in the stack. - const focused_node = @fieldParentPtr(ViewStack(View).Node, "view", current_focus); - var it = switch (direction) { - .Next => ViewStack(View).iterator(focused_node, output.current_focused_tags), - .Prev => ViewStack(View).reverseIterator(focused_node, output.current_focused_tags), - }; - - // Skip past the focused node - _ = it.next(); - // Focus the next visible node if there is one - if (it.next()) |node| { - seat.focus(&node.view); - return; - } - } - - // There is either no currently focused view or the last visible view in the - // stack is focused and we need to wrap. - var it = switch (direction) { - .Next => ViewStack(View).iterator(output.views.first, output.current_focused_tags), - .Prev => ViewStack(View).reverseIterator(output.views.last, output.current_focused_tags), - }; - - seat.focus(if (it.next()) |node| &node.view else null); -} |
