Android programming to read mobile phone contacts, dial, send SMS and long press menu operation method example summary

This paper describes the operation methods of reading mobile phone contacts, dialing, sending SMS and long pressing menu by Android programming. Share with you for your reference, as follows:

1. Andrid project structure diagram ↓ documents in the red box in the main operation diagram.

2. First, the layout code is as follows

a. The main interface of the main.xml program mainly uses the listview list control to display mobile phone contacts

b.list_ The list item layout file of item.xml listview is equivalent to the display template

c. Phonedetails.xml long press the menu to display the contact detailed layout interface. The example only shows the jump

2. The Java implementation code is as follows

a. Entry file for mainactivity.java program running

b. Detail.java main interface long press the menu to display the contact detailed jump interface and accept the parameters from the main interface

3. You need to configure permissions to obtain mobile phone contacts and dial-up SMS

Add the following code to the application node in the androidmanifest.xml file

4. Use Android simulator or connect Android smartphone to run this program to see the mobile phone contact list,

Click a contact to dial directly. Long press a contact to display a menu option. You can choose to send SMS.

I hope this article will help you in Android programming.