拨打电话简单Demo
package com.amaker.call;
import android.app.Activity;
import android.content.Intent;
import android.database.Cursor;
import android.net.Uri;
import android.os.Bundle;
import android.view.View;
import android.view.View.OnClickListener;
import android.widget.Button;
import android.widget.EditText;
/**
* 1，打电话测试
*,2，从联系人中获取电话号码，拨打
* ZZL
*/
public class MainActivity extends Activity {
private Button btn_select;
private Button btn_call;
private EditText et_number;
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.main);
btn_select = (Button) findViewById(R.id.button1);
btn_call = (Button) findViewById(R.id.button2);
et_number = (EditText) findViewById(R.id.editText1);
btn_select.setOnClickListener(new OnClickListener() {
@Override
public void onClick(View v) {
select();
}
});
btn_call.setOnClickListener(new OnClickListener() {
@Override
public void onClick(View v) {
call();
}
});
}
@Override
protected void onActivityResult(int requestCode, int resultCode, Intent data) {
super.onActivityResult(requestCode, resultCode, data);
Uri uri = data.getData();
String[] strs = {"number"};
Cursor c = managedQuery(uri, strs, null, null, null);
c.moveToFirst();
String number = c.getString(c.getColumnIndexOrThrow("number"));
et_number.setText(number);
}
//查找联系人
void select(){
Intent intent = new Intent();
String action = Intent.ACTION_GET_CONTENT;
String type = "vnd.android.cursor.item/phone";
intent.setAction(action);
intent.setType(type);
startActivityForResult(intent, 0);
}
//打电话
void call(){
String action = Intent.ACTION_CALL;
String number = et_number.getText().toString();
Uri data = Uri.parse("tel:"+number);
Intent intent = new Intent();
intent.setAction(action);
intent.setData(data);
startActivity(intent);
}
}
main.xml:
<?xml version="1.0" encoding="utf-8"?>
<LinearLayout
xmlns:android="http://schemas.android.com/apk/res/android"
android:orientation="vertical"
android:layout_width="fill_parent"
android:layout_height="fill_parent">
<TextView
android:layout_width="fill_parent"
android:layout_height="wrap_content"
android:text="请输入电话号码：" />
<EditText
android:id="@+id/editText1"
android:phoneNumber="true"
android:layout_width="match_parent"
android:layout_height="wrap_content" />
<Button
android:text="查询电话号码"
android:id="@+id/button1"
android:layout_width="wrap_content"
android:layout_height="wrap_content" />
<Button
android:text="CALL"
android:id="@+id/button2"
android:layout_width="wrap_content"
android:layout_height="wrap_content" />
</LinearLayout>
AndroidManifest.xml:
注意里面权限的添加：
<?xml version="1.0" encoding="utf-8"?>
<manifest xmlns:android="http://schemas.android.com/apk/res/android"
package="com.amaker.call"
android:versionCode="1"
android:versionName="1.0">
<uses-sdk android:minSdkVersion="8" />
<uses-permission android:name="android.permission.READ_CONTACTS"></uses-permission>
<uses-permission android:name="android.permission.CALL_PHONE"></uses-permission>
<application android:icon="@drawable/icon" android:label="@string/app_name">
<activity android:name=".MainActivity"
android:label="@string/app_name">
<intent-filter>
<action android:name="android.intent.action.MAIN" />
<category android:name="android.intent.category.LAUNCHER" />
</intent-filter>
</activity>
</application>
</manifest>
