From 3b47322cdaa4389868d1d995a63d592e62f5ba5d Mon Sep 17 00:00:00 2001
From: MikiraSora <mikirasora0409@126.com>
Date: Sat, 19 Feb 2022 16:07:44 +0800
Subject: [PATCH] implement ask save dialog when document is dirty

---
 OngekiFumenEditor/Base/OngekiFumen.cs                | 12 ++++++++++++
 .../ViewModels/FumenVisualEditorViewModel.cs         |  8 ++++++++
 gemini                                               |  2 +-
 3 files changed, 21 insertions(+), 1 deletion(-)

diff --git a/OngekiFumenEditor/Base/OngekiFumen.cs b/OngekiFumenEditor/Base/OngekiFumen.cs
index 35795df0..a4672ff7 100644
--- a/OngekiFumenEditor/Base/OngekiFumen.cs
+++ b/OngekiFumenEditor/Base/OngekiFumen.cs
@@ -25,6 +25,8 @@ public FumenMetaInfo MetaInfo
             }
         }
 
+        public virtual event PropertyChangedEventHandler ObjectModifiedChanged;
+
         public BulletPalleteList BulletPalleteList { get; } = new();
         public BpmList BpmList { get; } = new();
         public LaneList Lanes { get; } = new();
@@ -165,6 +167,8 @@ public void AddObject(OngekiObjectBase obj)
                 Log.LogWarn($"add-in list target not found, object type : {obj?.GetType()?.GetTypeName()}");
                 return;
             }
+
+            obj.PropertyChanged += OnOngekiObjectModify;
         }
 
         public void RemoveObject(OngekiObjectBase obj)
@@ -230,6 +234,14 @@ public void RemoveObject(OngekiObjectBase obj)
                 Log.LogWarn($"delete list target not found, object type : {obj?.GetType()?.GetTypeName()}");
                 return;
             }
+
+            obj.PropertyChanged -= OnOngekiObjectModify;
+        }
+
+        private void OnOngekiObjectModify(object sender, PropertyChangedEventArgs e)
+        {
+            //Log.LogDebug($"Modified property name: {e.PropertyName} , Obj : {sender}");
+            ObjectModifiedChanged?.Invoke(sender, e);
         }
 
         public IEnumerable<IDisplayableObject> GetAllDisplayableObjects()
diff --git a/OngekiFumenEditor/Modules/FumenVisualEditor/ViewModels/FumenVisualEditorViewModel.cs b/OngekiFumenEditor/Modules/FumenVisualEditor/ViewModels/FumenVisualEditorViewModel.cs
index 9183cda0..075a07b2 100644
--- a/OngekiFumenEditor/Modules/FumenVisualEditor/ViewModels/FumenVisualEditorViewModel.cs
+++ b/OngekiFumenEditor/Modules/FumenVisualEditor/ViewModels/FumenVisualEditorViewModel.cs
@@ -1,5 +1,6 @@
 using Caliburn.Micro;
 using Gemini.Framework;
+using Gemini.Modules.Shell.Commands;
 using Microsoft.Win32;
 using OngekiFumenEditor.Base;
 using OngekiFumenEditor.Modules.AudioPlayerToolViewer;
@@ -102,11 +103,13 @@ public OngekiFumen Fumen
                 {
                     EditorProjectData.Fumen.BpmList.OnChangedEvent -= OnTimeSignatureListChanged;
                     EditorProjectData.Fumen.MeterChanges.OnChangedEvent -= OnTimeSignatureListChanged;
+                    EditorProjectData.Fumen.ObjectModifiedChanged -= OnFumenObjectModifiedChanged;
                 }
                 if (value is not null)
                 {
                     value.BpmList.OnChangedEvent += OnTimeSignatureListChanged;
                     value.MeterChanges.OnChangedEvent += OnTimeSignatureListChanged;
+                    value.ObjectModifiedChanged += OnFumenObjectModifiedChanged;
                 }
                 EditorProjectData.Fumen = value;
                 Redraw(RedrawTarget.All);
@@ -114,6 +117,11 @@ public OngekiFumen Fumen
             }
         }
 
+        private void OnFumenObjectModifiedChanged(object sender, PropertyChangedEventArgs e)
+        {
+            IsDirty = true;
+        }
+
         private double canvasWidth = default;
         public double CanvasWidth
         {
diff --git a/gemini b/gemini
index c155f54b..f6b9de60 160000
--- a/gemini
+++ b/gemini
@@ -1 +1 @@
-Subproject commit c155f54b17b242612ed9a0b2bea9b9a48bd5ddbc
+Subproject commit f6b9de60cc534909bb0b1b8d4da0ab37f74aa1eb