liangoogle

                 Intent intent = new Intent();                intent.setAction(Settings.ACTION_WIRELESS_SETTINGS);                this.startActivity(intent);

                Intent intent = new Intent();                intent.setAction("android.intent.action.VIEW");                Uri content_uri_browsers = Uri.parse("http://youkuaiyun.com");           ...

Intent intent = new Intent(Intent.ACTION_MAIN);intent.setData(Uri.parse("content://mms-sms/"));startActivity(intent);

Intent intent = new Intent(Intent.ACTION_VIEW);intent.setType("vnd.android-dir/mms-sms");intent.setData(Uri.parse("content://mms-sms/conversations/"));startActivity(intent);

发短信先加入权限<user-permission android:name="android.permission.SEND_SMS"/>创建Intente对象Intent intent=new Intent();intent.setAction(Intent.ACTION_SENDTO);intent.setData(Uri.parse("smsto:12...

做widget ：想点击widget一个按钮时就进入客户端，要和点击应用程序的图标效果一样，纠结了很久，得出代码： if (action.equals("Enter")) {            Intent i = new Intent(Intent.ACTION_MAIN);            i.addCategory(Intent.CATEGORY_LAUNCHER);   ...

Java代码 private long exitTime = 0;     @Override    public boolean onKeyDown(int keyCode, KeyEvent event) {       if(keyCode == KeyEvent.KEYCODE_BACK && event.ge...