摘要: PackageManager manager = getContext().getPackageManager(); if (manager.queryIntentActivities(intent, 0).size() > 0) { startActivity(intent); } // Verify that the intent will resolve to an activit... 阅读全文
posted @ 2018-04-18 14:01 H_bolin 阅读(206) 评论(0) 推荐(0) 编辑