Android绑定按钮拨打电话与发送短信源码kotlin
时间: 2024-09-24 15:27:20 浏览: 80
在Android中,使用Kotlin创建一个功能,允许用户通过点击按钮拨打电话或发送短信,通常涉及到意图(Intent)的使用。以下是基本的步骤:
1. **电话拨出**:
```kotlin
val callNumber = "tel:" + "对方电话号码" // 替换为你想要拨打的实际电话号码
val callIntent = Intent(Intent.ACTION_DIAL)
callIntent.data = Uri.parse(callNumber)
startActivity(callIntent)
```
2. **发送短信**:
```kotlin
val smsManager = SmsManager.getDefault()
val phoneNumber = "收件人手机号"
val messageBody = "短信内容"
smsManager.sendTextMessage(phoneNumber, null, messageBody, null, null)
```
注意:在实际应用中,你需要处理用户取消操作和权限请求,如`ACTION_CALL`需要`READ_PHONE_STATE`和`INTERNET`权限。
**完整例子**:
```kotlin
class MainActivity : AppCompatActivity() {
private lateinit var callButton: Button
override fun onCreate(savedInstanceState: Bundle?) {
super.onCreate(savedInstanceState)
setContentView(R.layout.activity_main)
callButton = findViewById(R.id.call_button)
callButton.setOnClickListener {
val callNumber = "tel:" + "1234567890" // 拨打示例
val intent = Intent(Intent.ACTION_DIAL)
intent.data = Uri.parse(callNumber)
startActivity(intent)
}
val sendSmsButton = findViewById<Button>(R.id.send_sms_button)
sendSmsButton.setOnClickListener {
val smsManager = SmsManager.getDefault()
val phoneNumber = "+1234567890" // 发送短信示例
val messageBody = "Hello from Android"
smsManager.sendTextMessage(phoneNumber, null, messageBody, null, null)
}
}
}
```
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