TODO 优化控件布局语法

example/src/main.cpp

@@ -65,9 +65,6 @@ int main(int argc, char* argv[]) {
 	text_block->set_text(config_info_str);
 	// text_block->set_text(U"Hello, World! 你好，世界!\n换行测试1111，测试测试测试测试,测试测试😀🐵🙏 😃🐵🙏");
 
-	const auto& text_block2 = std::make_shared<mtext_block>();
-	text_block2->set_text(U"Hello, World!");
-
 	const auto& window = mwindow::create({ 800, 600 }, L"Hello, World!");
 	window->set_content(
 		mnew(mv_box)
@@ -78,7 +75,8 @@ int main(int argc, char* argv[]) {
 			[
 				mslot(mbutton)
 				.margin({ 10 })
-				.visibility(visibility_t::visible)(text_block)
+				.visibility(visibility_t::visible)
+				+text_block
 			],
 
 			mslot(mv_box)
@@ -88,7 +86,9 @@ int main(int argc, char* argv[]) {
 				mslot(mbutton)
 				.margin({ 10 })
 				.visibility(visibility_t::visible)
-				(text_block2)
+				+mnew(mtext_block)
+				->set_text(U"Hello, World!")
+				->set_font_size(24)
 			]
 		]
 	);