Added: add button to refresh application list in main page

res/drawable/settings_button.xml

 <?xml version="1.0" encoding="utf-8"?>
 <selector
   xmlns:android="http://schemas.android.com/apk/res/android">
-    <item android:drawable="@drawable/settings_pressed" android:state_pressed="true"/>
-    <item android:drawable="@drawable/settings_pressed" android:state_focused="true"/>
     <item android:drawable="@drawable/settings"></item>
 </selector>

res/layout/navigation_bar.xml

@@ -18,7 +18,7 @@
             android:id="@+id/go_back"
             android:layout_width="wrap_content"
             android:layout_height="match_parent"
-            android:src="@drawable/btn_back" />
+            android:src="@drawable/left_arrow" />
     </LinearLayout>
 
     <TextView
@@ -38,7 +38,7 @@
         android:layout_height="match_parent"
         android:layout_weight="0.1"
         android:gravity="center_horizontal|center_vertical" >
-
+        
         <ImageView
             android:id="@+id/btn_set"
             android:layout_width="wrap_content"

res/values-zh-rCN/strings.xml

@@ -86,4 +86,6 @@
     
     <string name="root_failed_notification">无法获取root权限，请确认手机是否已root</string>
     <string name="stop_when_exited">应用退出后停止监听</string>
+    
+    <string name="update_list">列表更新成功</string>
 </resources>

res/values/dimens.xml

@@ -20,7 +20,7 @@
     <dimen name="button_height">40dp</dimen>
     
     <dimen name="image_padding">10dp</dimen>
-	<dimen name="image_padding_small">5dp</dimen>
+	<dimen name="image_padding_small">10dp</dimen>
 	
 	<dimen name="line_height">1px</dimen>
 	

res/values/strings.xml

@@ -85,4 +85,6 @@
     <string name="root_notification">(root is necessary)</string>
     <string name="root_failed_notification">Fail to get root permission, please check if this phone is rooted</string>
 	<string name="stop_when_exited">Stop monitoring when app exited</string>
+	
+	<string name="update_list">Update List Successfully</string>
 </resources>

src/com/netease/qa/emmagee/activity/MainPageActivity.java

@@ -72,6 +72,7 @@ public class MainPageActivity extends Activity {
 	private ImageView ivBtnSet;
 	private LinearLayout layBtnSet;
 	private Long mExitTime = (long) 0;
+	private ListAdapter la;
 
 	@Override
 	public void onCreate(Bundle savedInstanceState) {
@@ -128,7 +129,9 @@ public class MainPageActivity extends Activity {
 				}
 			}
 		});
-		lstViProgramme.setAdapter(new ListAdapter());
+
+		la = new ListAdapter(processInfo.getAllPackages(getBaseContext()));
+		lstViProgramme.setAdapter(la);
 		lstViProgramme.setOnItemClickListener(new AdapterView.OnItemClickListener() {
 			@Override
 			public void onItemClick(AdapterView<?> adapterView, View view, int i, long l) {
@@ -138,7 +141,7 @@ public class MainPageActivity extends Activity {
 		});
 
 		nbTitle.setText(getString(R.string.app_name));
-		ivGoBack.setVisibility(ImageView.INVISIBLE);
+		ivGoBack.setImageResource(R.drawable.refresh);
 		ivBtnSet.setImageResource(R.drawable.settings_button);
 		layBtnSet.setOnClickListener(new OnClickListener() {
 			@Override
@@ -146,6 +149,15 @@ public class MainPageActivity extends Activity {
 				goToSettingsActivity();
 			}
 		});
+		
+		ivGoBack.setOnClickListener(new OnClickListener() {
+			@Override
+			public void onClick(View arg0) {
+				Toast.makeText(MainPageActivity.this, R.string.update_list, Toast.LENGTH_SHORT).show();
+				la.swapItems(processInfo.getAllPackages(getBaseContext()));
+			}
+		});
+		
 		receiver = new UpdateReceiver();
 		IntentFilter filter = new IntentFilter();
 		filter.addAction(EmmageeService.SERVICE_ACTION);
@@ -255,8 +267,8 @@ public class MainPageActivity extends Activity {
 		Programe checkedProg;
 		int lastCheckedPosition = -1;
 
-		public ListAdapter() {
-			programes = processInfo.getAllPackages(getBaseContext());
+		public ListAdapter(List<Programe> programes) {
+			this.programes = programes;
 		}
 
 		@Override
@@ -273,6 +285,11 @@ public class MainPageActivity extends Activity {
 		public long getItemId(int position) {
 			return position;
 		}
+		
+		public void swapItems(List<Programe> programes) {
+		    this.programes = programes;
+		    notifyDataSetChanged();
+		}
 
 		@Override
 		public View getView(int position, View convertView, ViewGroup parent) {