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;
	@Override
	protected void onCreate(Bundle savedInstanceState) {
		super.onCreate(savedInstanceState);
		setContentView(R.layout.activity_main);
		button1=(Button) findViewById(R.id.button1);
		button1.setOnClickListener(new OnClickListener() {

			@Override
			public void onClick(View arg0) {
				// TODO Auto-generated method stub
				Intent intent = new Intent(MainActivity.this,Main2.class);
				startActivityForResult(intent, 0);
             
			}
		});

		
	}






	@Override
	public 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;
	}

	@Override
	public 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() {
		}

		@Override
		public View onCreateView(LayoutInflater inflater, ViewGroup container,
				Bundle savedInstanceState) {
			View rootView = inflater.inflate(R.layout.fragment_main, container, false);
			return rootView;
		}
	}
	@Override
	protected void onDestroy() {
		// TODO Auto-generated method stub
	//	manager.removeView(view);
		super.onDestroy();
	}
	
	@Override
	protected void onActivityResult(int requestCode, int resultCode, Intent data) {
		// TODO Auto-generated method stub
		super.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;
	@Override
	protected 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() {

			@Override
			public void onClick(View arg0) {
				// TODO Auto-generated method stub
				Intent 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() {
			
			@Override
			public void onClick(View arg0) {
				// TODO Auto-generated method stub
				finish();
			}
		});
		
	}


	private void listionpho() {
		// TODO Auto-generated method stub
		TelephonyManager telManager = (TelephonyManager) getSystemService(Context.TELEPHONY_SERVICE);  

		PhoneStateListener listener=new PhoneStateListener(){

			@Override
			public void onCallStateChanged(int state, String incomingNumber) {
				// TODO Auto-generated method stub
				switch (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);

		
	}


	@Override
	public 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;
	}

	@Override
	public 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() {
		}

		@Override
		public View onCreateView(LayoutInflater inflater, ViewGroup container,
				Bundle savedInstanceState) {
			View rootView = inflater.inflate(R.layout.fragment_main, container, false);
			return rootView;
		}
	}
	@Override
	protected void onDestroy() {
		// TODO Auto-generated method stub
	//	manager.removeView(view);
		super.onDestroy();
	}

}

<?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>

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

<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>