Android Activity 和 Intent 机制学习笔记

核心提示：打电话1. //叫出拨号程序2. Uri uri = Uri.parse("tel:0800000123");3. Intent it = new Intent(Intent.ACTION_DIAL, uri);4. startActivity(it);1. //直接打电话出去2. Uri uri

打电话

1. //叫出拨号程序

2. Uri uri = Uri.parse("tel:0800000123");

3. Intent it = new Intent(Intent.ACTION_DIAL, uri);

4. startActivity(it);

1. //直接打电话出去

2. Uri uri = Uri.parse("tel:0800000123");

3. Intent it = new Intent(Intent.ACTION_CALL, uri);

4. startActivity(it);

5. //用呃?，要在 AndroidManifest.xml 中，加上

6. //《uses-permission id="android.permission.CALL_PHONE" /》

传送SMS/MMS

1. //调用短信程序

2. Intent it = new Intent(Intent.ACTION_VIEW, uri);

3. it.putExtra("sms_body", "The SMS text");

4. it.setType("vnd.android-dir/mms-sms");

5. startActivity(it);

1. //传送消息

2. Uri uri = Uri.parse("smsto://0800000123");

3. Intent it = new Intent(Intent.ACTION_SENDTO, uri);

4. it.putExtra("sms_body", "The SMS text");

5. startActivity(it);

1. //传送 MMS