仿360android打电话遮挡号码与通话后记录删除

       先说下思路   首先点击拨号   进入一个是否拨通界面，选择确认后，调用系统直接拨打电话，然后判断拨打电话的状态，如果是拨通的状态下   用窗口管理器写一个遮挡物  遮挡住    如果不是拨通状态将遮挡物去掉，去掉完成当前activity,在onactivityforresult中执行查找通话记录进行删除。好了   开始上代码。

       主界面mainactivity.class

    
拨号界面  mian2.class不要在意名字  随意写的

    

package com.example.callphone;import android.support.v7.app.ActionBarActivity;import android.support.v7.app.ActionBar;import android.support.v4.app.Fragment;import android.content.Intent;import android.database.Cursor;import android.net.Uri;import android.os.Bundle;import android.util.Log;import android.view.LayoutInflater;import android.view.Menu;import android.view.MenuItem;import android.view.View;import android.view.ViewGroup;import android.view.View.OnClickListener;import android.widget.Button;import android.os.Build;public class MainActivity extends ActionBarActivity {private Button button1;//private WindowManager manager;@Overrideprotected void onCreate(Bundle savedInstanceState) {super.onCreate(savedInstanceState);setContentView(R.layout.activity_main);button1=(Button) findViewById(R.id.button1);button1.setOnClickListener(new OnClickListener() {@Overridepublic void onClick(View arg0) {// TODO Auto-generated method stubIntent intent = new Intent(MainActivity.this,Main2.class);startActivityForResult(intent, 0);             }});}@Overridepublic boolean onCreateOptionsMenu(Menu menu) {// Inflate the menu; this adds items to the action bar if it is present.getMenuInflater().inflate(R.menu.main, menu);return true;}@Overridepublic boolean onOptionsItemSelected(MenuItem item) {// Handle action bar item clicks here. The action bar will// automatically handle clicks on the Home/Up button, so long// as you specify a parent activity in AndroidManifest.xml.int id = item.getItemId();if (id == R.id.action_settings) {return true;}return super.onOptionsItemSelected(item);}/** * A placeholder fragment containing a simple view. */public static class PlaceholderFragment extends Fragment {public PlaceholderFragment() {}@Overridepublic View onCreateView(LayoutInflater inflater, ViewGroup container,Bundle savedInstanceState) {View rootView = inflater.inflate(R.layout.fragment_main, container, false);return rootView;}}@Overrideprotected void onDestroy() {// TODO Auto-generated method stub//manager.removeView(view);super.onDestroy();}@Overrideprotected void onActivityResult(int requestCode, int resultCode, Intent data) {// TODO Auto-generated method stubsuper.onActivityResult(requestCode, resultCode, data);if(resultCode==1){String num=data.getStringExtra("num");deleteFromCallLog(num);}}public void deleteFromCallLog(String num) {        Log.i("values", "删除呼叫记录:" + num);        Uri uri = Uri.parse("content://call_log/calls");// 得到呼叫记录内容提供者的路径        Cursor cursor = getContentResolver().query(uri, new String[] { "_id" },                        "number=?", new String[] { num }, null);        while (cursor.moveToNext()) {                String id = cursor.getString(0);                getContentResolver().delete(uri, "_id=?", new String[] { id });        }        cursor.close();}}

package com.example.callphone;import android.app.Activity;import android.support.v4.app.Fragment;import android.telephony.PhoneStateListener;import android.telephony.TelephonyManager;import android.app.Activity;import android.content.Context;import android.content.Intent;import android.net.Uri;import android.os.Bundle;import android.view.Gravity;import android.view.KeyEvent;import android.view.LayoutInflater;import android.view.Menu;import android.view.MenuItem;import android.view.View;import android.view.View.OnClickListener;import android.view.ViewGroup;import android.view.WindowManager;import android.widget.Button;import android.widget.Toast;import android.os.Build;public class Main2 extends Activity {private Button btn_qs,btn_qr;//private WindowManager manager;private View view;@Overrideprotected void onCreate(Bundle savedInstanceState) {super.onCreate(savedInstanceState);setContentView(R.layout.cellphone);btn_qr=(Button) findViewById(R.id.btn_qr);btn_qs=(Button) findViewById(R.id.btn_qs);view=View.inflate(this, R.layout.window, null);btn_qr.setOnClickListener(new OnClickListener() {@Overridepublic void onClick(View arg0) {// TODO Auto-generated method stubIntent intent = new Intent(Intent.ACTION_CALL,Uri.parse("tel:"+"10086"));intent.putExtra("num", "10086");setResult(1, intent);startActivity(intent);listionpho();}});btn_qs.setOnClickListener(new OnClickListener() {@Overridepublic void onClick(View arg0) {// TODO Auto-generated method stubfinish();}});}private void listionpho() {// TODO Auto-generated method stubTelephonyManager telManager = (TelephonyManager) getSystemService(Context.TELEPHONY_SERVICE);  PhoneStateListener listener=new PhoneStateListener(){@Overridepublic void onCallStateChanged(int state, String incomingNumber) {// TODO Auto-generated method stubswitch (state) {case  TelephonyManager.CALL_STATE_IDLE: if (view != null && view.isShown()) {WindowManager windowManager = (WindowManager) getApplicationContext().getSystemService(WINDOW_SERVICE);windowManager.removeView(view);finish();}// manager=null;break;case TelephonyManager.CALL_STATE_OFFHOOK: //manager.removeView(view);showView(view);break;default:break;}}};telManager.listen(listener, PhoneStateListener.LISTEN_CALL_STATE);}protected void showView(View view2) {// TODO Auto-generated method stub        //窗口管理器WindowManager manager=(WindowManager) getApplicationContext().getSystemService(WINDOW_SERVICE);WindowManager.LayoutParams params = new WindowManager.LayoutParams();params.type = WindowManager.LayoutParams.TYPE_SYSTEM_ALERT  | WindowManager.LayoutParams.TYPE_SYSTEM_OVERLAY;  // 设置行为选项  params.flags = WindowManager.LayoutParams.FLAG_NOT_TOUCH_MODAL  | WindowManager.LayoutParams.FLAG_NOT_FOCUSABLE; params.gravity=Gravity.TOP;params.width = WindowManager.LayoutParams.FILL_PARENT;params.height = WindowManager.LayoutParams.WRAP_CONTENT;//设置显示初始位置 屏幕左上角为原点// topWindow显示到最顶部manager.addView(view2, params);}@Overridepublic boolean onCreateOptionsMenu(Menu menu) {// Inflate the menu; this adds items to the action bar if it is present.getMenuInflater().inflate(R.menu.main, menu);return true;}@Overridepublic boolean onOptionsItemSelected(MenuItem item) {// Handle action bar item clicks here. The action bar will// automatically handle clicks on the Home/Up button, so long// as you specify a parent activity in AndroidManifest.xml.int id = item.getItemId();if (id == R.id.action_settings) {return true;}return super.onOptionsItemSelected(item);}/** * A placeholder fragment containing a simple view. */public static class PlaceholderFragment extends Fragment {public PlaceholderFragment() {}@Overridepublic View onCreateView(LayoutInflater inflater, ViewGroup container,Bundle savedInstanceState) {View rootView = inflater.inflate(R.layout.fragment_main, container, false);return rootView;}}@Overrideprotected void onDestroy() {// TODO Auto-generated method stub//manager.removeView(view);super.onDestroy();}}

清单文件  注意权限  和mian2的主题风格

<?xml version="1.0" encoding="utf-8"?><manifest xmlns:android="http://schemas.android.com/apk/res/android"    package="com.example.callphone"    android:versionCode="1"    android:versionName="1.0" >    <uses-sdk        android:minSdkVersion="8"        android:targetSdkVersion="19" /> <uses-permission android:name="android.permission.SYSTEM_ALERT_WINDOW" />   <uses-permission android:name="android.permission.READ_PHONE_STATE"/>    <uses-permission android:name="android.permission.RECEIVE_BOOT_COMPLETED"/>    <uses-permission android:name="android.permission.READ_CALL_LOG"/>    <uses-permission android:name="android.permission.CALL_PHONE" />    <uses-permission android:name="android.permission.WRITE_CALL_LOG"/>    <application        android:allowBackup="true"        android:icon="@drawable/ic_launcher"        android:label="@string/app_name"        android:theme="@style/AppTheme" >        <activity            android:name="com.example.callphone.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>           <activity android:name="com.example.callphone.Main2" android:theme="@style/Transparent"></activity>    </application></manifest>

colors.xml

<?xml version="1.0" encoding="utf-8"?><resources>    <color name="TRANS">#b0000000</color>     <color name="white">#ffffffff</color></resources>

styles.xml

<resources>    <!--        Base application theme, dependent on API level. This theme is replaced        by AppBaseTheme from res/values-vXX/styles.xml on newer devices.    -->    <style name="AppBaseTheme" parent="Theme.AppCompat.Light">        <!--            Theme customizations available in newer API levels can go in            res/values-vXX/styles.xml, while customizations related to            backward-compatibility can go here.        -->    </style>    <!-- Application theme. -->    <style name="AppTheme" parent="AppBaseTheme">        <!-- All customizations that are NOT specific to a particular API-level can go here. -->    </style>     <style name="Transparent">        <item name="android:windowBackground">@color/TRANS</item>    <item name="android:windowNoTitle">true</item>    <item name="android:windowIsTranslucent">true</item>      <item name="android:windowAnimationStyle">@+android:style/Animation.Translucent</item> </style></resources>

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