为什么点击按钮“跳转到短信页面”跳转如图2所示？或者有的时候显示拨号页面
package com.example.myapplication;
import android.content.Intent;
import android.net.Uri;
import android.os.Bundle;
import android.view.View;
import androidx.activity.EdgeToEdge;
import androidx.appcompat.app.AppCompatActivity;
import androidx.core.graphics.Insets;
import androidx.core.view.ViewCompat;
import androidx.core.view.WindowInsetsCompat;
public class ActionUriActivity extends AppCompatActivity implements View.OnClickListener {
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
EdgeToEdge.enable(this);
setContentView(R.layout.activity_action_uri);
findViewById(R.id.btn_dial).setOnClickListener(this);
findViewById(R.id.btn_sms).setOnClickListener(this);
findViewById(R.id.btn_my).setOnClickListener(this);
}
@Override
public void onClick(View v) {
Intent intent=new Intent();
String phoneNo="12345";
switch (v.getId()){
case R.id.btn_dial:
intent.setAction(Intent.ACTION_DIAL);
Uri uri= Uri.parse("tel:"+phoneNo);
intent.setData(uri);
startActivity(intent);
break;
case R.id.btn_sms:
intent.setAction(Intent.ACTION_SENDTO);
Uri uri2= Uri.parse("tel:"+phoneNo);
intent.setData(uri2);
startActivity(intent);
break;
case R.id.btn_my:
intent.setAction("android.intent.action.NING");
intent.addCategory(Intent.CATEGORY_DEFAULT);
startActivity(intent);
break;
}
}
}
```xml
<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:app="http://schemas.android.com/apk/res-auto"
xmlns:tools="http://schemas.android.com/tools"
android:id="@+id/main"
android:layout_width="match_parent"
android:layout_height="match_parent"
tools:context=".ActionUriActivity"
android:orientation="vertical">
<TextView
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:padding="5dp"
android:text="点击以下按钮将向号码12345发起请求"
/>
/>
<Button
android:id="@+id/btn_dial"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="跳转到拨号页面"/>
<Button
android:id="@+id/btn_sms"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="跳转到短信页面"/>
/>
<Button
android:id="@+id/btn_my"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="跳转到我的页面"/>
/>
</LinearLayout>
<?xml version="1.0" encoding="utf-8"?>
<manifest xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:tools="http://schemas.android.com/tools">
<application
android:allowBackup="true"
android:dataExtractionRules="@xml/data_extraction_rules"
android:fullBackupContent="@xml/backup_rules"
android:icon="@mipmap/ic_launcher"
android:label="@string/app_name"
android:roundIcon="@mipmap/ic_launcher_round"
android:supportsRtl="true"
android:theme="@style/Theme.MyApplication"
tools:targetApi="31">
<activity
android:name=".LoginSuccessActivity"
android:exported="false" />
<activity
android:name=".JumpSecondActivity"
android:exported="false" />
<activity
android:name=".GridLayoutActivity"
android:exported="false" />
<activity
android:name=".util.RelativeLayoutActivity"
android:exported="false" />
<activity
android:name=".LinearLayoutActivity"
android:exported="false" />
<activity
android:name=".ViewGravityActivity"
android:exported="false" />
<activity
android:name=".ViewMarginActivity"
android:exported="false" />
<activity
android:name=".TextColorActivity"
android:exported="true">
<intent-filter>
<action android:name="android.intent.action.MAIN" />
<category android:name="android.intent.category.LAUNCHER" />
</intent-filter>
</activity>
<activity
android:name=".CalculatorActivity"
android:exported="true">
<intent-filter>
<action android:name="android.intent.action.MAIN" />
<category android:name="android.intent.category.LAUNCHER" />
</intent-filter>
<intent-filter>
<action android:name="android.intent.action.NING" />
<!--设置成btn_my-->
<category android:name="android.intent.category.DEFAULT" />
</intent-filter>
</activity>
<activity
android:name=".ButtonStyleActivity"
android:exported="true">
<intent-filter>
<action android:name="android.intent.action.MAIN" />
<category android:name="android.intent.category.LAUNCHER" />
</intent-filter>
</activity>
<activity
android:name=".ActStartActivity"
android:exported="true">
<intent-filter>
<action android:name="android.intent.action.MAIN" />
<category android:name="android.intent.category.LAUNCHER" />
</intent-filter>
</activity> <!-- ActFinishActivity -->
<activity
android:name=".ActionUriActivity"
android:exported="true">
<intent-filter>
<action android:name="android.intent.action.MAIN" />
<category android:name="android.intent.category.LAUNCHER" />
</intent-filter>
</activity>
</application>
</manifest>
