add first sketch of wl.compositor

1 files changed, 54 insertions, 0 deletions

diff --git a/src/wl/compositor.zig b/src/wl/compositor.zig
new file mode 100644
index 0000000..6951446
--- /dev/null
+++ b/src/wl/compositor.zig
@@ -0,0 +1,54 @@
+const std = @import("std");
+const wayland = @import("../root.zig");
+const wl = wayland.wl;
+
+const Self = @This();
+
+pub const Events = wayland.EventSet(Self, .{});
+pub const Requests = union(enum) {
+    create_surface: struct { wayland.Object.Ref },
+    create_region: struct { wayland.Object.Ref },
+};
+
+handle: wayland.Object.Ref,
+
+pub var instances: std.ArrayListUnmanaged(*Self) = .empty;
+
+pub const handler: wl.Registry.GlobalHandler = .{
+    .interface = "wl_compositor",
+    .version = 6,
+    .handler = register,
+};
+
+pub fn init(
+    self: *Self,
+    ctx: *wayland.Context
+) !void {
+    self.* = .{
+        .handle = try ctx.display.registry.add_object(
+            ctx.allocator,
+            wayland.Object.from_self(self),
+        ),
+    };
+}
+
+fn register(ctx: *wayland.Context) ?wayland.Object.Ref {
+    const compositor = ctx.allocator.create(Self) catch return null;
+    compositor.init(ctx) catch return null;
+
+    instances.append(ctx.allocator, compositor) catch return null;
+    return compositor.handle;
+}
+
+pub fn format(
+    self: *const Self,
+    comptime fmt: []const u8,
+    options: std.fmt.FormatOptions,
+    writer: anytype,
+) !void {
+    _ = self;
+    _ = fmt;
+    _ = options;
+
+    try writer.print("wl.compositor", .{});
+}