idle-inhibit: fix naming, eliminate "self" naming convention

Also add missing copyright headers

 ...InhibitorManager.zig => IdleInhibitManager.zig} | 48 ++++++++++++-------
 river/IdleInhibitor.zig                            | 55 +++++++++++++++-------
 river/Root.zig                                     |  2 +-
 river/Server.zig                                   | 10 ++--
 4 files changed, 77 insertions(+), 38 deletions(-)

diff --git a/river/IdleInhibitorManager.zig b/river/IdleInhibitManager.zig
similarity index 50%
rename from river/IdleInhibitorManager.zig
rename to river/IdleInhibitManager.zig
index cefdaea..5a3c4ba 100644
--- a/river/IdleInhibitorManager.zig
+++ b/river/IdleInhibitManager.zig
@@ -1,4 +1,20 @@
-const Self = @This();
+// This file is part of river, a dynamic tiling wayland compositor.
+//
+// Copyright 2022 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 IdleInhibitManager = @This();
 
 const std = @import("std");
 const wlr = @import("wlroots");
@@ -11,31 +27,31 @@ const IdleInhibitor = @import("IdleInhibitor.zig");
 const SceneNodeData = @import("SceneNodeData.zig");
 const View = @import("View.zig");
 
-idle_inhibit_manager: *wlr.IdleInhibitManagerV1,
+wlr_manager: *wlr.IdleInhibitManagerV1,
 new_idle_inhibitor: wl.Listener(*wlr.IdleInhibitorV1) =
     wl.Listener(*wlr.IdleInhibitorV1).init(handleNewIdleInhibitor),
 inhibitors: std.TailQueue(IdleInhibitor) = .{},
 
-pub fn init(self: *Self) !void {
-    self.* = .{
-        .idle_inhibit_manager = try wlr.IdleInhibitManagerV1.create(server.wl_server),
+pub fn init(inhibit_manager: *IdleInhibitManager) !void {
+    inhibit_manager.* = .{
+        .wlr_manager = try wlr.IdleInhibitManagerV1.create(server.wl_server),
     };
-    self.idle_inhibit_manager.events.new_inhibitor.add(&self.new_idle_inhibitor);
+    inhibit_manager.wlr_manager.events.new_inhibitor.add(&inhibit_manager.new_idle_inhibitor);
 }
 
-pub fn deinit(self: *Self) void {
-    while (self.inhibitors.pop()) |inhibitor| {
+pub fn deinit(inhibit_manager: *IdleInhibitManager) void {
+    while (inhibit_manager.inhibitors.pop()) |inhibitor| {
         inhibitor.data.destroy.link.remove();
         util.gpa.destroy(inhibitor);
     }
-    self.new_idle_inhibitor.link.remove();
+    inhibit_manager.new_idle_inhibitor.link.remove();
 }
 
-pub fn idleInhibitCheckActive(self: *Self) void {
+pub fn checkActive(inhibit_manager: *IdleInhibitManager) void {
     var inhibited = false;
-    var it = self.inhibitors.first;
+    var it = inhibit_manager.inhibitors.first;
     while (it) |node| : (it = node.next) {
-        const node_data = SceneNodeData.fromSurface(node.data.inhibitor.surface) orelse continue;
+        const node_data = SceneNodeData.fromSurface(node.data.wlr_inhibitor.surface) orelse continue;
         switch (node_data.data) {
             .view => |view| {
                 if (view.current.output != null and
@@ -62,14 +78,14 @@ pub fn idleInhibitCheckActive(self: *Self) void {
 }
 
 fn handleNewIdleInhibitor(listener: *wl.Listener(*wlr.IdleInhibitorV1), inhibitor: *wlr.IdleInhibitorV1) void {
-    const self = @fieldParentPtr(Self, "new_idle_inhibitor", listener);
+    const inhibit_manager = @fieldParentPtr(IdleInhibitManager, "new_idle_inhibitor", listener);
     const inhibitor_node = util.gpa.create(std.TailQueue(IdleInhibitor).Node) catch return;
-    inhibitor_node.data.init(inhibitor, self) catch {
+    inhibitor_node.data.init(inhibitor, inhibit_manager) catch {
         util.gpa.destroy(inhibitor_node);
         return;
     };
 
-    self.inhibitors.append(inhibitor_node);
+    inhibit_manager.inhibitors.append(inhibitor_node);
 
-    self.idleInhibitCheckActive();
+    inhibit_manager.checkActive();
 }
diff --git a/river/IdleInhibitor.zig b/river/IdleInhibitor.zig
index 4205276..e59d728 100644
--- a/river/IdleInhibitor.zig
+++ b/river/IdleInhibitor.zig
@@ -1,4 +1,20 @@
-const Self = @This();
+// This file is part of river, a dynamic tiling wayland compositor.
+//
+// Copyright 2022 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 IdleInhibitor = @This();
 
 const std = @import("std");
 const wlr = @import("wlroots");
@@ -7,29 +23,36 @@ const wl = @import("wayland").server.wl;
 const server = &@import("main.zig").server;
 const util = @import("util.zig");
 
-const IdleInhibitorManager = @import("IdleInhibitorManager.zig");
+const IdleInhibitManager = @import("IdleInhibitManager.zig");
 
-inhibitor_manager: *IdleInhibitorManager,
-inhibitor: *wlr.IdleInhibitorV1,
-destroy: wl.Listener(*wlr.Surface) = wl.Listener(*wlr.Surface).init(handleDestroy),
+inhibit_manager: *IdleInhibitManager,
+wlr_inhibitor: *wlr.IdleInhibitorV1,
 
-pub fn init(self: *Self, inhibitor: *wlr.IdleInhibitorV1, inhibitor_manager: *IdleInhibitorManager) !void {
-    self.inhibitor_manager = inhibitor_manager;
-    self.inhibitor = inhibitor;
-    self.destroy.setNotify(handleDestroy);
-    inhibitor.events.destroy.add(&self.destroy);
+destroy: wl.Listener(*wlr.Surface) = wl.Listener(*wlr.Surface).init(handleDestroy),
 
-    inhibitor_manager.idleInhibitCheckActive();
+pub fn init(
+    inhibitor: *IdleInhibitor,
+    wlr_inhibitor: *wlr.IdleInhibitorV1,
+    inhibit_manager: *IdleInhibitManager,
+) !void {
+    inhibitor.* = .{
+        .inhibit_manager = inhibit_manager,
+        .wlr_inhibitor = wlr_inhibitor,
+    };
+    wlr_inhibitor.events.destroy.add(&inhibitor.destroy);
+
+    inhibit_manager.checkActive();
 }
 
 fn handleDestroy(listener: *wl.Listener(*wlr.Surface), _: *wlr.Surface) void {
-    const self = @fieldParentPtr(Self, "destroy", listener);
-    self.destroy.link.remove();
+    const inhibitor = @fieldParentPtr(IdleInhibitor, "destroy", listener);
+
+    inhibitor.destroy.link.remove();
 
-    const node = @fieldParentPtr(std.TailQueue(Self).Node, "data", self);
-    server.idle_inhibitor_manager.inhibitors.remove(node);
+    const node = @fieldParentPtr(std.TailQueue(IdleInhibitor).Node, "data", inhibitor);
+    server.idle_inhibit_manager.inhibitors.remove(node);
 
-    self.inhibitor_manager.idleInhibitCheckActive();
+    inhibitor.inhibit_manager.checkActive();
 
     util.gpa.destroy(node);
 }
diff --git a/river/Root.zig b/river/Root.zig
index 1840951..5829861 100644
--- a/river/Root.zig
+++ b/river/Root.zig
@@ -725,7 +725,7 @@ fn commitTransaction(root: *Root) void {
         }
     }
 
-    server.idle_inhibitor_manager.idleInhibitCheckActive();
+    server.idle_inhibit_manager.checkActive();
 
     if (root.pending_state_dirty) {
         root.applyPending();
diff --git a/river/Server.zig b/river/Server.zig
index d609de3..14db772 100644
--- a/river/Server.zig
+++ b/river/Server.zig
@@ -26,7 +26,7 @@ const util = @import("util.zig");
 
 const Config = @import("Config.zig");
 const Control = @import("Control.zig");
-const IdleInhibitorManager = @import("IdleInhibitorManager.zig");
+const IdleInhibitManager = @import("IdleInhibitManager.zig");
 const InputManager = @import("InputManager.zig");
 const LayerSurface = @import("LayerSurface.zig");
 const LayoutManager = @import("LayoutManager.zig");
@@ -88,7 +88,7 @@ config: Config,
 control: Control,
 status_manager: StatusManager,
 layout_manager: LayoutManager,
-idle_inhibitor_manager: IdleInhibitorManager,
+idle_inhibit_manager: IdleInhibitManager,
 lock_manager: LockManager,
 
 pub fn init(server: *Server, runtime_xwayland: bool) !void {
@@ -130,7 +130,7 @@ pub fn init(server: *Server, runtime_xwayland: bool) !void {
         .control = undefined,
         .status_manager = undefined,
         .layout_manager = undefined,
-        .idle_inhibitor_manager = undefined,
+        .idle_inhibit_manager = undefined,
         .lock_manager = undefined,
     };
 
@@ -165,7 +165,7 @@ pub fn init(server: *Server, runtime_xwayland: bool) !void {
     try server.control.init();
     try server.status_manager.init();
     try server.layout_manager.init();
-    try server.idle_inhibitor_manager.init();
+    try server.idle_inhibit_manager.init();
     try server.lock_manager.init();
 
     server.xdg_shell.events.new_surface.add(&server.new_xdg_surface);
@@ -207,7 +207,7 @@ pub fn deinit(server: *Server) void {
 
     server.root.deinit();
     server.input_manager.deinit();
-    server.idle_inhibitor_manager.deinit();
+    server.idle_inhibit_manager.deinit();
     server.lock_manager.deinit();
 
     server.wl_server.destroy();