Intent i = new Intent();
i.setClassName("com.android.calculator2",
"com.android.calculator2.Calculator");
startActivity(i);
调用系统计算器
最新推荐文章于 2022-02-14 22:24:00 发布
Intent i = new Intent();
i.setClassName("com.android.calculator2",
"com.android.calculator2.Calculator");
startActivity(i);