android調用系統短信功能

附帶電話號碼：
[java] 
Intent mIntent = new Intent(Intent.ACTION_VIEW);   
            mIntent.putExtra("address",phoneNum);   
            mIntent.putExtra("sms_body", "");   
            mIntent.setType("vnd.android-dir/mms-sms");   
            context.startActivity(mIntent);   
附帶短信內容：
[java]
Uri smsToUri = Uri.parse("smsto:");// 聯系人地址 
            Intent mIntent = new Intent(android.content.Intent.ACTION_SENDTO, 
                    smsToUri); 
            mIntent.putExtra("sms_body", 
                    "abcdefgh");// 短信內容 
            context.startActivity(mIntent); 
附帶郵件內容：
[java]
Intent emailIntent = new Intent(android.content.Intent.ACTION_SEND); 
            // 文本格式 
            emailIntent.setType("text/plain"); 
            // 對方郵件地址 
            emailIntent.putExtra(android.content.Intent.EXTRA_EMAIL, ""); 
            // 標題內容 
            emailIntent.putExtra(android.content.Intent.EXTRA_SUBJECT, ""); 
            // 郵件文本內容 
            emailIntent 
                    .putExtra(android.content.Intent.EXTRA_TEXT, 
                            "abcdefgh"); 
            context.startActivity(Intent.createChooser(emailIntent, 
                    "Choose Email Client"));