mod: use unbuffered streaming writer for TUIs

examples/layouts/grid.zig

@@ -72,24 +72,24 @@ pub fn main(init: std.process.Init) !void {
     }
     defer container.deinit(); // also de-initializes the children
 
-    try app.start(.full);
-    defer app.stop() catch |err| log.err("Failed to stop application: {any}", .{err});
+    try app.start(.full, w);
+    defer app.stop(w) catch |err| log.err("Failed to stop application: {any}", .{err});
 
     // event loop
     while (true) {
-        const event = app.nextEvent();
+        const event = try app.nextEvent();
         log.debug("received event: {s}", .{@tagName(event)});
 
         // pre event handling
         switch (event) {
-            .key => |key| if (key.eql(.{ .cp = 'c', .mod = .{ .ctrl = true } })) app.quit(),
+            .key => |key| if (key.eql(.{ .cp = 'c', .mod = .{ .ctrl = true } })) try app.quit(),
             // NOTE errors could be displayed in another container in case one was received, etc. to provide the user with feedback
             .err => |err| log.err("Received {s} with message: {s}", .{ @errorName(err.err), err.msg }),
             else => {},
         }
 
         // NOTE returned errors should be propagated back to the application
-        container.handle(&app.model, event) catch |err| app.postEvent(.{
+        container.handle(io, &app.model, event) catch |err| try app.postEvent(.{
             .err = .{
                 .err = err,
                 .msg = "Container Event handling failed",
@@ -102,10 +102,10 @@ pub fn main(init: std.process.Init) !void {
             else => {},
         }
 
-        container.resize(&app.model, try renderer.resize());
+        container.resize(&app.model, try renderer.resize(w));
         container.reposition(&app.model, .{});
         try renderer.render(@TypeOf(container), &container, App.Model, &app.model);
-        try renderer.flush();
+        try renderer.flush(w);
     }
 }