UOFLMA-126: Added logout option.

app/src/main/java/com/vsoft/uoflservicenow/ui/HomeScreen.java

 package com.vsoft.uoflservicenow.ui;
 
+import android.content.DialogInterface;
 import android.content.Intent;
 import android.content.res.TypedArray;
 import android.os.Bundle;
+import android.support.v7.app.AlertDialog;
 import android.support.v7.app.AppCompatActivity;
 import android.support.v7.widget.Toolbar;
 import android.widget.GridView;
@@ -11,10 +13,12 @@ import com.google.android.gms.analytics.Tracker;
 import com.vsoft.uoflservicenow.CatalogueApplication;
 import com.vsoft.uoflservicenow.R;
 import com.vsoft.uoflservicenow.adapters.HomeScreenAdapter;
+import com.vsoft.uoflservicenow.utils.PrefManager;
 import com.vsoft.uoflservicenow.utils.Util;
 
 import butterknife.BindView;
 import butterknife.ButterKnife;
+import butterknife.OnClick;
 import butterknife.OnItemClick;
 
 /**
@@ -56,4 +60,26 @@ public class HomeScreen extends AppCompatActivity {
             startActivity(new Intent(HomeScreen.this, MyRequestActivity.class));
         }
     }
+
+    @OnClick(R.id.home_screen_logout_image_view)
+    void logoutOnClicked() {
+        AlertDialog.Builder builder = new AlertDialog.Builder(this);
+        builder.setMessage(R.string.home_screen_logout_confirmation_msg_string)
+                .setCancelable(false)
+                .setPositiveButton(R.string.ok_string, new DialogInterface.OnClickListener() {
+                    public void onClick(DialogInterface dialog, int id) {
+                        PrefManager.saveUserDetailsInPreferences(HomeScreen.this, "", "", "", "", "");
+                        Intent loginIntent = new Intent(HomeScreen.this, LoginScreen.class);
+                        loginIntent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK | Intent.FLAG_ACTIVITY_CLEAR_TASK);
+                        startActivity(loginIntent);
+                    }
+                })
+                .setNegativeButton(R.string.cancel, new DialogInterface.OnClickListener() {
+                    public void onClick(DialogInterface dialog, int id) {
+                        dialog.dismiss();
+                    }
+                });
+        AlertDialog alert = builder.create();
+        alert.show();
+    }
 }

app/src/main/res/layout/home_screen.xml

@@ -11,12 +11,17 @@
         android:layout_height="wrap_content"
         android:background="@android:color/white"
         android:minHeight="?attr/actionBarSize"
-        app:titleTextColor="@color/tool_bar_title_color">
+        app:titleTextColor="@color/tool_bar_title_color"
+        app:contentInsetLeft="0dp"
+        app:contentInsetStart="0dp"
+        app:contentInsetRight="0dp"
+        app:contentInsetEnd="0dp">
 
         <RelativeLayout
             android:layout_width="match_parent"
             android:layout_height="wrap_content"
-            android:layout_alignParentLeft="true">
+            android:layout_marginLeft="@dimen/small_margin"
+            android:layout_marginRight="@dimen/small_margin">
 
             <ImageView
                 android:id="@+id/nav_back"
@@ -24,7 +29,7 @@
                 android:layout_height="wrap_content"
                 android:layout_alignParentLeft="true"
                 android:layout_centerVertical="true"
-                android:src="@mipmap/ic_home_icon" />
+                android:src="@drawable/home_icon" />
 
             <TextView
                 style="@style/TextAppearance.AppCompat.Widget.ActionBar.Title"
@@ -35,6 +40,14 @@
                 android:text="@string/app_name"
                 android:textColor="@color/tool_bar_title_color" />
 
+            <ImageView
+                android:id="@+id/home_screen_logout_image_view"
+                android:layout_width="wrap_content"
+                android:layout_height="wrap_content"
+                android:layout_alignParentRight="true"
+                android:layout_centerVertical="true"
+                android:src="@drawable/logout_icon" />
+
         </RelativeLayout>
     </android.support.v7.widget.Toolbar>
 

app/src/main/res/values/strings.xml

@@ -8,6 +8,7 @@
 	<string name="none_string">-None-</string>
 	<string name="yes_string">Yes</string>
 	<string name="no_string">No</string>
+	<string name="ok_string">Ok</string>
 	<string name="search_for_reference_string">Reference</string>
 	<string name="home_screen_string">Home Screen</string>
 	<string name="login_screen_string">Login Screen</string>
@@ -98,7 +99,6 @@
 	<string name="catalogue_user_full_name">full_name</string>
 	<string name="catalogue_user_id">user_id</string>
 
-	<!--Preference keys for pre fill value-->
-	<string name="preference_full_name">full_name</string>
-	<string name="preference_user_id">user_id</string>
+	<!--Home Screen-->
+	<string name="home_screen_logout_confirmation_msg_string">Are you sure you want to logout?</string>
 </resources>