HAFR: Update Search TextView

* Allow pressing search on keyboard to start the search
* Only allow single line in textview

Change-Id: I8dd91c4a84f03c228174b80494251254185f96e1
Signed-off-by: Hưng Phan <phandinhhungvp2001@gmail.com>

res/layout/dialog_app_chooser_list.xml

@@ -14,6 +14,9 @@
             android:layout_height="fill_parent"
             android:layout_toLeftOf="@+id/searchButton"
             android:ems="10"
+            android:imeOptions="actionSearch"
+            android:maxLines="1"
+            android:inputType="text"
             android:hint="@android:string/search_go" >
 
         </EditText>

src/com/cherish/settings/fragments/HAFRAppChooserDialog.java

@@ -2,15 +2,18 @@ package com.cherish.settings.fragments;
 
 import android.app.Dialog;
 import android.content.Context;
+import android.view.inputmethod.EditorInfo;
 import android.view.View;
 import android.view.Window;
 import android.widget.AdapterView;
+import android.widget.AdapterView.OnItemClickListener;
 import android.widget.EditText;
 import android.widget.Filter;
 import android.widget.ImageButton;
+import android.view.KeyEvent;
 import android.widget.ListView;
 import android.widget.ProgressBar;
-import android.widget.AdapterView.OnItemClickListener;
+import android.widget.TextView;
 
 import com.android.settings.R;
 
@@ -68,6 +71,21 @@ public abstract class HAFRAppChooserDialog extends Dialog {
             }
         });
 
+        dSearch.setOnEditorActionListener(new TextView.OnEditorActionListener() {
+            @Override
+            public boolean onEditorAction(TextView v, int actionId, KeyEvent event) {
+                if (actionId == EditorInfo.IME_ACTION_SEARCH) {
+                    dAdapter.getFilter().filter(dSearch.getText().toString(), new Filter.FilterListener() {
+                        public void onFilterComplete(int count) {
+                            dAdapter.update();
+                        }
+                    });
+                    return true;
+                }
+                return false;
+            }
+        });
+
         dAdapter.update();
     }