From 0904dc53467d9e94cdce050c493e9377da8ebfcc Mon Sep 17 00:00:00 2001
From: Isaac Freund <ifreund@ifreund.xyz>
Date: Tue, 19 May 2020 13:25:16 +0200
Subject: Create WindowManagement struct

---
 src/WindowManagement.zig | 77 ++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 77 insertions(+)
 create mode 100644 src/WindowManagement.zig

(limited to 'src/WindowManagement.zig')

diff --git a/src/WindowManagement.zig b/src/WindowManagement.zig
new file mode 100644
index 0000000..be8d425
--- /dev/null
+++ b/src/WindowManagement.zig
@@ -0,0 +1,77 @@
+// 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 Self = @This();
+
+const std = @import("std");
+
+const c = @import("c.zig");
+
+const Log = @import("log.zig").Log;
+const Server = @import("Server.zig");
+
+const protocol_version = 1;
+
+const implementation = c.struct_zriver_window_manager_v1_interface{
+    .run_command = runCommand,
+};
+
+server: *Server,
+wl_global: *c.wl_global,
+
+listen_display_destroy: c.wl_listener,
+
+pub fn init(self: *Self, server: *Server) !void {
+    self.wl_global = c.wl_global_create(
+        server.wl_display,
+        &c.zriver_window_manager_v1_interface,
+        protocol_version,
+        self,
+        bind,
+    ) orelse return error.CantCreateRiverWindowManagementGlobal;
+
+    self.listen_display_destroy.notify = handleDisplayDestroy;
+    c.wl_display_add_destroy_listener(server.wl_display, &self.listen_display_destroy);
+}
+
+fn handleDisplayDestroy(wl_listener: ?*c.wl_listener, data: ?*c_void) callconv(.C) void {
+    const self = @fieldParentPtr(Self, "listen_display_destroy", wl_listener.?);
+    c.wl_global_destroy(self.wl_global);
+}
+
+/// Called when a client binds our global
+fn bind(wl_client: ?*c.wl_client, data: ?*c_void, version: u32, id: u32) callconv(.C) void {
+    const self = @ptrCast(*Self, @alignCast(@alignOf(*Self), data));
+    const wl_resource = c.wl_resource_create(
+        wl_client,
+        &c.zriver_window_manager_v1_interface,
+        @intCast(c_int, version),
+        id,
+    ) orelse {
+        c.wl_client_post_no_memory(wl_client);
+        return;
+    };
+    c.wl_resource_set_implementation(wl_resource, &implementation, self, resourceDestroy);
+}
+
+fn resourceDestroy(wl_resource: ?*c.wl_resource) callconv(.C) void {
+    // TODO
+}
+
+fn runCommand(wl_client: ?*c.wl_client, wl_resource: ?*c.wl_resource, command: ?[*:0]const u8) callconv(.C) void {
+    Log.Debug.log("command: {}", .{command});
+}
-- 
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