Simple search function for contacts

res/layout/contacts_list.xml

@@ -67,6 +67,36 @@
         
     </LinearLayout>
     
+    <RelativeLayout
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content">
+	    
+	    <ImageView 
+	        android:contentDescription="@string/content_description_cancel"
+	        android:id="@+id/clearSearchField"
+	        android:layout_width="wrap_content"
+	        android:layout_height="wrap_content"
+	        android:adjustViewBounds="true"
+	        android:src="@drawable/list_delete"
+	        android:layout_centerVertical="true"
+	        android:layout_alignParentRight="true"
+	        android:paddingLeft="5dp"
+	        android:paddingRight="5dp"/>
+        
+	    <EditText
+            android:textCursorDrawable="@null"
+	        android:id="@+id/searchField"
+	        android:layout_width="match_parent"
+	        android:layout_height="wrap_content"
+	        android:textColor="@android:color/black"
+	        android:background="@drawable/chat_fast_address_background"
+	        android:gravity="center"
+	        android:layout_toLeftOf="@id/clearSearchField"
+	        android:paddingRight="5dp"
+	        android:inputType="textPersonName"/>
+	    
+    </RelativeLayout>
+    
     <RelativeLayout
         android:layout_width="match_parent"
         android:layout_height="match_parent">

src/org/linphone/ContactsFragment.java

@@ -23,12 +23,15 @@ import org.linphone.compatibility.Compatibility;
 import org.linphone.core.LinphoneFriend;
 import org.linphone.core.PresenceActivityType;
 
+import android.annotation.SuppressLint;
 import android.database.Cursor;
 import android.graphics.Bitmap;
 import android.graphics.BitmapFactory;
 import android.os.Bundle;
 import android.os.Handler;
 import android.support.v4.app.Fragment;
+import android.text.Editable;
+import android.text.TextWatcher;
 import android.view.LayoutInflater;
 import android.view.View;
 import android.view.View.OnClickListener;
@@ -37,6 +40,7 @@ import android.widget.AdapterView;
 import android.widget.AdapterView.OnItemClickListener;
 import android.widget.AlphabetIndexer;
 import android.widget.BaseAdapter;
+import android.widget.EditText;
 import android.widget.ImageView;
 import android.widget.LinearLayout;
 import android.widget.ListView;
@@ -46,6 +50,7 @@ import android.widget.TextView;
 /**
  * @author Sylvain Berfini
  */
+@SuppressLint("DefaultLocale")
 public class ContactsFragment extends Fragment implements OnClickListener, OnItemClickListener {
 	private Handler mHandler = new Handler();
 	
@@ -57,6 +62,9 @@ public class ContactsFragment extends Fragment implements OnClickListener, OnIte
 	private AlphabetIndexer indexer;
 	private boolean editOnClick = false, editConsumed = false, onlyDisplayChatAddress = false;
 	private String sipAddressToAdd;
+	private ImageView clearSearchField;
+	private EditText searchField;
+	private Cursor searchCursor;
 
 	private static ContactsFragment instance;
 	
@@ -100,6 +108,29 @@ public class ContactsFragment extends Fragment implements OnClickListener, OnIte
         allContacts.setEnabled(onlyDisplayLinphoneContacts);
         linphoneContacts.setEnabled(!allContacts.isEnabled());
 		
+        
+		clearSearchField = (ImageView) view.findViewById(R.id.clearSearchField);
+		clearSearchField.setOnClickListener(this);
+		
+		searchField = (EditText) view.findViewById(R.id.searchField);
+		searchField.addTextChangedListener(new TextWatcher() {
+			@Override
+			public void onTextChanged(CharSequence s, int start, int before, int count) {
+				
+			}
+			
+			@Override
+			public void beforeTextChanged(CharSequence s, int start, int count,
+					int after) {
+				
+			}
+			
+			@Override
+			public void afterTextChanged(Editable s) {
+				searchContacts(searchField.getText().toString());
+			}
+		});
+        
 		return view;
     }
 
@@ -109,22 +140,63 @@ public class ContactsFragment extends Fragment implements OnClickListener, OnIte
 		
 		if (id == R.id.allContacts) {
 			onlyDisplayLinphoneContacts = false;
+			if (searchField.getText().toString().length() > 0) {
+				searchContacts();
+			} else {
 				changeContactsAdapter();
 			}
+		} 
 		else if (id == R.id.linphoneContacts) {
 			onlyDisplayLinphoneContacts = true;
+			if (searchField.getText().toString().length() > 0) {
+				searchContacts();
+			} else {
 				changeContactsAdapter();
-			
+			}
 		} 
 		else if (id == R.id.newContact) {
 			editConsumed = true;
 			LinphoneActivity.instance().addContact(null, sipAddressToAdd);
 		} 
+		else if (id == R.id.clearSearchField) {
+			searchField.setText("");
+		}
+	}
+	
+	private void searchContacts() {
+		searchContacts(searchField.getText().toString());
+	}
+
+	private void searchContacts(String search) {
+		if (search == null || search.length() == 0) {
+			changeContactsAdapter();
+			return;
+		}
+		
+		changeContactsToggle();
+		
+		if (searchCursor != null) {
+			searchCursor.close();
+		}
+		
+		if (onlyDisplayLinphoneContacts) {
+			searchCursor = Compatibility.getSIPContactsCursor(getActivity().getContentResolver(), search);
+			indexer = new AlphabetIndexer(searchCursor, Compatibility.getCursorDisplayNameColumnIndex(searchCursor), " ABCDEFGHIJKLMNOPQRSTUVWXYZ");
+			contactsList.setAdapter(new ContactsListAdapter(null, searchCursor));
+		} else {
+			searchCursor = Compatibility.getContactsCursor(getActivity().getContentResolver(), search);
+			indexer = new AlphabetIndexer(searchCursor, Compatibility.getCursorDisplayNameColumnIndex(searchCursor), " ABCDEFGHIJKLMNOPQRSTUVWXYZ");
+			contactsList.setAdapter(new ContactsListAdapter(null, searchCursor));
+		}
 	}
 	
 	private void changeContactsAdapter() {
 		changeContactsToggle();
 		
+		if (searchCursor != null) {
+			searchCursor.close();
+		}
+		
 		Cursor allContactsCursor = LinphoneActivity.instance().getAllContactsCursor();
 		Cursor sipContactsCursor = LinphoneActivity.instance().getSIPContactsCursor();
 
@@ -199,6 +271,9 @@ public class ContactsFragment extends Fragment implements OnClickListener, OnIte
 	@Override
 	public void onPause() {
 		instance = null;
+		if (searchCursor != null) {
+			searchCursor.close();
+		}
 		super.onPause();
 	}
 	
@@ -206,7 +281,11 @@ public class ContactsFragment extends Fragment implements OnClickListener, OnIte
 		mHandler.post(new Runnable() {
 			@Override
 			public void run() {
+				if (searchField != null && searchField.getText().toString().length() > 0) {
+					searchContacts(searchField.getText().toString());
+				} else {
 					changeContactsAdapter();
+				}
 				contactsList.setSelectionFromTop(lastKnownPosition, 0);
 			}
 		});
@@ -231,7 +310,7 @@ public class ContactsFragment extends Fragment implements OnClickListener, OnIte
 		}
 
 		public Object getItem(int position) {
-			if (position >= contacts.size()) {
+			if (contacts == null || position >= contacts.size()) {
 				return Compatibility.getContact(getActivity().getContentResolver(), cursor, position);
 			} else {
 				return contacts.get(position);

src/org/linphone/LinphoneManager.java

@@ -21,9 +21,6 @@ package org.linphone;
 import static android.media.AudioManager.MODE_RINGTONE;
 import static android.media.AudioManager.STREAM_RING;
 import static android.media.AudioManager.STREAM_VOICE_CALL;
-import static org.linphone.core.LinphoneCall.State.CallEnd;
-import static org.linphone.core.LinphoneCall.State.Error;
-import static org.linphone.core.LinphoneCall.State.IncomingReceived;
 
 import java.io.File;
 import java.io.FileInputStream;
@@ -71,7 +68,6 @@ import org.linphone.core.PayloadType;
 import org.linphone.core.PresenceActivityType;
 import org.linphone.core.PresenceModel;
 import org.linphone.core.PublishState;
-import org.linphone.core.Reason;
 import org.linphone.core.SubscriptionState;
 import org.linphone.mediastream.Log;
 import org.linphone.mediastream.Version;
@@ -184,7 +180,7 @@ public class LinphoneManager implements LinphoneCoreListener {
 		mRingbackSoundFile = basePath + "/ringback.wav";
 		mPauseSoundFile = basePath + "/toy_mono.wav";
 		mChatDatabaseFile = basePath + "/linphone-history.db";
-		mErrorToneFile = basePath + "/error_tone.wav";
+		mErrorToneFile = basePath + "/error.wav";
 
 		mPrefs = LinphonePreferences.instance();
 		mAudioManager = ((AudioManager) c.getSystemService(Context.AUDIO_SERVICE));
@@ -964,7 +960,7 @@ public class LinphoneManager implements LinphoneCoreListener {
 	@SuppressLint("Wakelock")
 	public void callState(final LinphoneCore lc,final LinphoneCall call, final State state, final String message) {
 		Log.i("new state [",state,"]");
-		if (state == IncomingReceived && !call.equals(lc.getCurrentCall())) {
+		if (state == State.IncomingReceived && !call.equals(lc.getCurrentCall())) {
 			if (call.getReplacedCall()!=null){
 				// attended transfer
 				// it will be accepted automatically.
@@ -972,14 +968,14 @@ public class LinphoneManager implements LinphoneCoreListener {
 			} 
 		}
 		
-		if (state == IncomingReceived && mR.getBoolean(R.bool.auto_answer_calls)) {
+		if (state == State.IncomingReceived && mR.getBoolean(R.bool.auto_answer_calls)) {
 			try {
 				mLc.acceptCall(call);
 			} catch (LinphoneCoreException e) {
 				e.printStackTrace();
 			}
 		}
-		else if (state == IncomingReceived || (state == State.CallIncomingEarlyMedia && mR.getBoolean(R.bool.allow_ringing_while_early_media))) {
+		else if (state == State.IncomingReceived || (state == State.CallIncomingEarlyMedia && mR.getBoolean(R.bool.allow_ringing_while_early_media))) {
 			// Brighten screen for at least 10 seconds
 			if (mLc.getCallsNb() == 1) {
 				ringingCall = call;
@@ -991,7 +987,7 @@ public class LinphoneManager implements LinphoneCoreListener {
 			stopRinging();
 		}
 		
-		if (state == LinphoneCall.State.Connected) {
+		if (state == State.Connected) {
 			if (mLc.getCallsNb() == 1) {
 				requestAudioFocus();
 				Compatibility.setAudioManagerInCallMode(mAudioManager);
@@ -1002,7 +998,7 @@ public class LinphoneManager implements LinphoneCoreListener {
 			}
 		}
 
-		if (state == CallEnd || state == Error) {
+		if (state == State.CallReleased || state == State.Error) {
 			if (mLc.getCallsNb() == 0) {
 				if (mAudioFocused){
 					int res=mAudioManager.abandonAudioFocus(null);
@@ -1021,7 +1017,7 @@ public class LinphoneManager implements LinphoneCoreListener {
 			}
 		}
 
-		if (state == CallEnd) {
+		if (state == State.CallEnd) {
 			if (mLc.getCallsNb() == 0) {
 				if (mIncallWakeLock != null && mIncallWakeLock.isHeld()) {
 					mIncallWakeLock.release();

src/org/linphone/compatibility/ApiNinePlus.java

@@ -128,21 +128,28 @@ public class ApiNinePlus {
 		return list;
 	}
 	
-	public static Cursor getContactsCursor(ContentResolver cr) {
+	public static Cursor getContactsCursor(ContentResolver cr, String search) {
-		String req = Data.MIMETYPE + " = '" + CommonDataKinds.Phone.CONTENT_ITEM_TYPE
+		String req = "(" + Data.MIMETYPE + " = '" + CommonDataKinds.Phone.CONTENT_ITEM_TYPE
-                + "' AND " + CommonDataKinds.Phone.NUMBER + " IS NOT NULL";
+                + "' AND " + CommonDataKinds.Phone.NUMBER + " IS NOT NULL OR (" 
+				+ Data.MIMETYPE + " = '" + CommonDataKinds.SipAddress.CONTENT_ITEM_TYPE 
+				+ "' AND " + ContactsContract.CommonDataKinds.SipAddress.SIP_ADDRESS + " IS NOT NULL))";
 		
-		req += " OR (" + Data.MIMETYPE + " = '" + CommonDataKinds.SipAddress.CONTENT_ITEM_TYPE 
+		if (search != null) {
-				+ "' AND " + ContactsContract.CommonDataKinds.SipAddress.SIP_ADDRESS + " IS NOT NULL)";
+			req += " AND " + Data.DISPLAY_NAME + " LIKE '%" + search + "%'";
+		}
 		
 		return ApiFivePlus.getGeneralContactCursor(cr, req, true);
 	}
 
-	public static Cursor getSIPContactsCursor(ContentResolver cr) {
+	public static Cursor getSIPContactsCursor(ContentResolver cr, String search) {
 		String req = null;
 		req = Data.MIMETYPE + " = '" + CommonDataKinds.SipAddress.CONTENT_ITEM_TYPE 
 				+ "' AND " + ContactsContract.CommonDataKinds.SipAddress.SIP_ADDRESS + " IS NOT NULL";
 		
+		if (search != null) {
+			req += " AND " + Data.DISPLAY_NAME + " LIKE '%" + search + "%'";
+		}
+		
 		return ApiFivePlus.getGeneralContactCursor(cr, req, true);
 	}
 	

src/org/linphone/compatibility/Compatibility.java

@@ -82,7 +82,15 @@ public class Compatibility {
 	
 	public static Cursor getContactsCursor(ContentResolver cr) {
 		if (Version.sdkAboveOrEqual(Version.API09_GINGERBREAD_23)) {
-			return ApiNinePlus.getContactsCursor(cr);
+			return ApiNinePlus.getContactsCursor(cr, null);
+		} else {
+			return ApiFivePlus.getContactsCursor(cr);
+		}
+	}
+	
+	public static Cursor getContactsCursor(ContentResolver cr, String search) {
+		if (Version.sdkAboveOrEqual(Version.API09_GINGERBREAD_23)) {
+			return ApiNinePlus.getContactsCursor(cr, search);
 		} else {
 			return ApiFivePlus.getContactsCursor(cr);
 		}
@@ -90,7 +98,15 @@ public class Compatibility {
 	
 	public static Cursor getSIPContactsCursor(ContentResolver cr) {
 		if (Version.sdkAboveOrEqual(Version.API09_GINGERBREAD_23)) {
-			return ApiNinePlus.getSIPContactsCursor(cr);
+			return ApiNinePlus.getSIPContactsCursor(cr, null);
+		} else {
+			return ApiFivePlus.getSIPContactsCursor(cr);
+		}
+	}
+	
+	public static Cursor getSIPContactsCursor(ContentResolver cr, String search) {
+		if (Version.sdkAboveOrEqual(Version.API09_GINGERBREAD_23)) {
+			return ApiNinePlus.getSIPContactsCursor(cr, search);
 		} else {
 			return ApiFivePlus.getSIPContactsCursor(cr);
 		}