Phone Dialer App Learning

Source: Internet
Author: User

This thought is a simple telephone dialer, or learned a lot of things, so still learned a lot of things, understand the Android permissions Uri.parse several uses:

Not much to say on the code:

Package Com.djf.phone;import Android.app.activity;import Android.content.intent;import android.net.Uri;import Android.os.bundle;import Android.text.textutils;import Android.view.view;import Android.widget.EditText;import Android.widget.toast;public class Mainactivity extends Activity {@Overrideprotected void OnCreate (Bundle Savedinstancestate) {super.oncreate (savedinstancestate); Setcontentview (R.layout.activity_main);} public void Myclick (view view) {EditText Medittext = (EditText) Findviewbyid (R.id.et_number); String number = Medittext.gettext (). toString (). Trim (); Boolean result = Textutils.isempty (number); if (result) { Toast.maketext (This, "phone number is empty", 0). Show (); else {Intent Intent = new Intent (); intent.setaction (Intent.action_call);  Intent.setdata (Uri.parse ("Tel:" +number)); StartActivity (intent);}}}

The above red part mainly involves several usages of uri.prase

"Tel:" must not omit

The following is an important usage of uri.prase

1, tune the Web browser
Uri Mybloguri = Uri.parse ("http://xxxxx.com");
Returnit = new Intent (Intent.action_view, Mybloguri);
2, Map
Uri Mapuri = Uri.parse ("geo:38.899533,-77.036476");
Returnit = new Intent (Intent.action_view, Mapuri);
3, transfer the phone interface
Uri Teluri = Uri.parse ("tel:100861");
Returnit = new Intent (intent.action_dial, Teluri);
4, call directly
Uri Calluri = Uri.parse ("tel:100861");
Returnit = new Intent (Intent.action_call, Calluri);
5, uninstall
Uri Uninstalluri = uri.fromparts ("package", "XXX", null);
Returnit = new Intent (Intent.action_delete, Uninstalluri);
6, installation
Uri Installuri = uri.fromparts ("package", "XXX", null);
Returnit = new Intent (intent.action_package_added, Installuri);
7, play
Uri Playuri = Uri.parse ("File:///sdcard/download/everything.mp3");
Returnit = new Intent (Intent.action_view, Playuri);
8, call Send Message
Uri Emailuri = Uri.parse ("Mailto:[email protected]");
Returnit = new Intent (intent.action_sendto, Emailuri);
9, send e-mail
Returnit = new Intent (intent.action_send);
String[] tos = {"[Email protected]"};
String[] CCS = {"[Email protected]"};
Returnit.putextra (Intent.extra_email, TOS);
Returnit.putextra (INTENT.EXTRA_CC, CCS);
Returnit.putextra (Intent.extra_text, "body");
Returnit.putextra (Intent.extra_subject, "SUBJECT");
Returnit.settype ("message/rfc882");
Intent.createchooser (Returnit, "Choose Email Client");
10, send SMS
Uri Smsuri = Uri.parse ("tel:100861");
Returnit = new Intent (Intent.action_view, Smsuri);
Returnit.putextra ("Sms_body", "yyyy");
Returnit.settype ("vnd.android-dir/mms-sms");
11, send mail directly
Uri Smstouri = Uri.parse ("smsto://100861");
Returnit = new Intent (intent.action_sendto, Smstouri);
Returnit.putextra ("Sms_body", "yyyy");
12, send MMS
Uri Mmsuri = Uri.parse ("Content://media/external/images/media/23");
Returnit = new Intent (intent.action_send);
Returnit.putextra ("Sms_body", "yyyy");
Returnit.putextra (Intent.extra_stream, Mmsuri);
Returnit.settype ("Image/png");

Phone Dialer App Learning

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