From ee697f7a3350d0a97bddee4de3a2ae4f9d285052 Mon Sep 17 00:00:00 2001
From: Shlomo Hecht <shlomo@twine-s.com>
Date: Wed, 2 May 2018 17:36:54 +0300
Subject: merge

---
 .../Tango.MachineStudio.Common/StudioViewModel.cs  | 89 ++++++++++++++++++++++
 1 file changed, 89 insertions(+)

(limited to 'Software/Visual_Studio/MachineStudio/Tango.MachineStudio.Common/StudioViewModel.cs')

diff --git a/Software/Visual_Studio/MachineStudio/Tango.MachineStudio.Common/StudioViewModel.cs b/Software/Visual_Studio/MachineStudio/Tango.MachineStudio.Common/StudioViewModel.cs
index 9c7e52d23..77fad1fc6 100644
--- a/Software/Visual_Studio/MachineStudio/Tango.MachineStudio.Common/StudioViewModel.cs
+++ b/Software/Visual_Studio/MachineStudio/Tango.MachineStudio.Common/StudioViewModel.cs
@@ -7,6 +7,79 @@ using Tango.SharedUI;
 
 namespace Tango.MachineStudio.Common
 {
+    /// <summary>
+    /// Represents a Machine Studio view model
+    /// </summary>
+    /// <typeparam name="Module">The type of the module.</typeparam>
+    /// <seealso cref="Tango.SharedUI.ViewModel" />
+    /// <seealso cref="Tango.MachineStudio.Common.IStudioViewModel" />
+    public abstract class StudioViewModelInternal : ViewModel, IStudioViewModel
+    {
+        /// <summary>
+        /// Gets or sets a value indicating whether this view model studio module is currently loaded.
+        /// </summary>
+        public bool IsModuleLoaded { get; private set; }
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="StudioViewModel{Module}"/> class.
+        /// </summary>
+        public StudioViewModelInternal() : base()
+        {
+
+        }
+
+        /// <summary>
+        /// Called when another module has wants to navigate to this module with some arguments.
+        /// </summary>
+        /// <param name="args">The arguments.</param>
+        public virtual void OnModuleRequest(params object[] args)
+        {
+
+        }
+
+        /// <summary>
+        /// Called when the user has navigated out of the module.
+        /// </summary>
+        public virtual void OnNavigatedFrom()
+        {
+            IsModuleLoaded = false;
+        }
+
+        /// <summary>
+        /// Called when the user has navigated in to the module.
+        /// </summary>
+        public virtual void OnNavigatedTo()
+        {
+            IsModuleLoaded = true;
+        }
+
+        /// <summary>
+        /// Called before the application is shutting down.
+        /// Return false to cancel the shutdown in case an important process is in progress.
+        /// </summary>
+        /// <returns></returns>
+        public virtual Task<bool> OnShutdownRequest()
+        {
+            return Task.FromResult(true);
+        }
+
+        /// <summary>
+        /// Called when application is shutting down.
+        /// </summary>
+        public virtual void OnShuttingDown()
+        {
+
+        }
+
+        /// <summary>
+        /// Called when the application has been started
+        /// </summary>
+        public virtual void OnApplicationStarted()
+        {
+
+        }
+    }
+
     /// <summary>
     /// Represents a Machine Studio view model
     /// </summary>
@@ -70,6 +143,14 @@ namespace Tango.MachineStudio.Common
         {
 
         }
+
+        /// <summary>
+        /// Called when the application has been started
+        /// </summary>
+        public virtual void OnApplicationStarted()
+        {
+            
+        }
     }
 
     /// <summary>
@@ -90,6 +171,14 @@ namespace Tango.MachineStudio.Common
 
         }
 
+        /// <summary>
+        /// Called when the application has been started
+        /// </summary>
+        public virtual void OnApplicationStarted()
+        {
+
+        }
+
         /// <summary>
         /// Called when another module has wants to navigate to this module with some arguments.
         /// </summary>
-- 
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