说明
typescript wed/domutil focusnode示例是从最受好评的开源项目中提取的实现代码，你可以参考下面示例的使用方式。
编程语言: TypeScript
命名空间/包名称: wed/domutil
示例#1
文件：
domutil-test.ts
项目：
lddubeau/wed
it("focuses text's parent", () => {
const text = testPara.firstChild!;
assert.equal(text.nodeType, Node.TEXT_NODE, "node type is text");
assert.notEqual(text, text.ownerDocument.activeElement,
"text is not focused");
domutil.focusNode(text);
assert.equal(text.parentNode, text.ownerDocument.activeElement,
"text's parent is focused");
});示例#2
文件：
domutil-test.ts
项目：
lddubeau/wed
it("focuses an element", () => {
const p = testPara;
assert.notEqual(p, p.ownerDocument.activeElement, "p is not focused");
domutil.focusNode(p);
assert.equal(p, p.ownerDocument.activeElement, "p is focused");
});