Androidでsimカードの状態を判断し、連絡先資料を読み取る方法

ライターではsimカードの連絡先を取得する必要がある場合があります.simカードの連絡先を取得する前に、simカードの状態を判断し、simカードを見つけてからその資料を取得します.次のコードでsimカードの連絡先の情報を読み取ることができます.

PhoneTest.java

package com.android.test;  

   

import android.app.Activity;  

import android.content.Context;  

import android.content.Intent;  

import android.database.Cursor;  

import android.net.Uri;  

import android.os.Bundle;  

import android.telephony.TelephonyManager;  

import android.widget.TextView;  

   

public class PhoneTest extends Activity {  

    private TextView mTextView;  

    protected Cursor mCursor = null;  

    private TelephonyManager mTelephonyManager;  

    private String mString = "";  

       

    /** Called when the activity is first created. */ 

    @Override 

    public void onCreate(Bundle savedInstanceState) {  

        super.onCreate(savedInstanceState);  

        setContentView(R.layout.main);  

        mTextView = (TextView)findViewById(R.id.text);  

        mTextView.setTextSize(20.3f);  

        isSimExist();  

        if(getSimState() == TelephonyManager.SIM_STATE_READY){  

            mString += "       
";  

            getSimContacts("content://icc/adn"); //      ，                 。  

            getSimContacts("content://sim/adn");//              ，  ，     uri   。  

        }  

        mTextView.setText(mString);  

    }  

       

    private void getSimContacts(String str){  

        Intent intent = new Intent();  

        intent.setData(Uri.parse(str));  

        Uri uri = intent.getData();  

        mCursor = getContentResolver().query(uri, null, null, null, null);  

        if(mCursor == null){  

            mString += "   " + str + "   
";  

            return ;  

        }  

        mString += "   ：" + mCursor.getColumnName(0) + "
";  

        mString += "   ：" + mCursor.getColumnName(1) + "
";  

        mString += "   ：" + mCursor.getColumnName(2) + "
";  

        mString += "   ：" + mCursor.getColumnName(3) + "
";  

        mString += "  ：" + mCursor.getColumnCount() + "
";  

        mString += "  ：" + mCursor.getCount() + "
";  

        if (mCursor != null) {  

            while (mCursor.moveToNext()) {  

                //          

                int nameFieldColumnIndex = mCursor.getColumnIndex("name");  

                mString += mCursor.getString(nameFieldColumnIndex)+"    ";  

                //         

                int numberFieldColumnIndex = mCursor  

                        .getColumnIndex("number");  

                mString += mCursor.getString(numberFieldColumnIndex)+"    ";  

                //       

                int emailsFieldColumnIndex = mCursor  

                        .getColumnIndex("emails");  

                mString += mCursor.getString(emailsFieldColumnIndex)+"    ";  

                //   id  

                int idFieldColumnIndex = mCursor  

                        .getColumnIndex("_id");  

                mString += mCursor.getString(idFieldColumnIndex)+"
";  

            }  

        }  

        mString += mCursor + "
";  

        mCursor.close();  

    }  

       

    private int getSimState(){  

        return mTelephonyManager.getSimState();  

    }  

       

    private void isSimExist(){  

        mTelephonyManager = (TelephonyManager) getSystemService(Context.TELEPHONY_SERVICE);  

         int simState = mTelephonyManager.getSimState();  

   

         switch (simState) {  

   

             case TelephonyManager.SIM_STATE_ABSENT:  

                 mString = "  ";  

                 // do something  

                 break;  

   

             case TelephonyManager.SIM_STATE_NETWORK_LOCKED:  

                 mString = "  NetworkPIN  ";  

                 // do something  

   

                 break;  

   

             case TelephonyManager.SIM_STATE_PIN_REQUIRED:  

                 mString = "  PIN  ";  

                 // do something  

                 break;  

   

             case TelephonyManager.SIM_STATE_PUK_REQUIRED:  

                 mString = "  PUN  ";  

                 // do something  

                 break;  

   

             case TelephonyManager.SIM_STATE_READY:  

                 mString = "  ";  

                 // do something  

                 break;  

   

             case TelephonyManager.SIM_STATE_UNKNOWN:  

                 mString = "    ";  

                 // do something  

                 break;  

         }  

         mTextView.setText(mString);  

    }  

       

} 

[  ] 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" 

    >  

    <ScrollView android:layout_width="fill_parent" 

    android:layout_height="fill_parent">  

    <LinearLayout android:orientation="vertical" 

    android:layout_width="fill_parent" 

    android:layout_height="fill_parent">  

    <TextView  android:id="@+id/text" 

    android:layout_width="fill_parent"  

    android:layout_height="wrap_content"  

    android:text="@string/hello" 

    />  

    </LinearLayout>  

    </ScrollView>  

</LinearLayout> 

[  ] AndroidManefist.xml

<?xml version="1.0" encoding="utf-8"?>  

<manifest xmlns:android="http://schemas.android.com/apk/res/android" 

      package="com.android.test" 

      android:versionCode="1" 

      android:versionName="1.0">  

   

   

    <application android:icon="@drawable/icon" android:label="@string/app_name">  

        <activity android:name=".PhoneTest" 

                  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>  

    <uses-permission android:name="android.permission.READ_CONTACTS"></uses-permission>  

</manifest>