Building example MVP ideas

MVPLearning/BaseLibrary/BaseForm.cs

@@ -1,12 +1,30 @@
 using System;
 using System.Collections.Generic;
+using System.ComponentModel;
 using System.Linq;
+using System.Runtime.CompilerServices;
 using System.Text;
 using System.Threading.Tasks;
 
 namespace MVPLearning.BaseLibrary
 {
-    public class BaseForm : Form
+    public class BaseForm : Form, INotifyPropertyChanged
     {
+        public event PropertyChangedEventHandler? PropertyChanged;
+        protected virtual void RaisePropertyChanged([CallerMemberName] string propertyName = "")
+        {
+            PropertyChanged?.Invoke(this, new PropertyChangedEventArgs(propertyName));
+        }
+
+        protected virtual bool SetProperty<T>(ref T storage, T value, [CallerMemberName] string propertyName = "")
+        {
+            if (EqualityComparer<T>.Default.Equals(storage, value))
+            {
+                return false;
+            }
+            storage = value;
+            RaisePropertyChanged(propertyName);
+            return true;
+        }
     }
 }

MVPLearning/RecordKeeping/SermonFiler/MaintainSermonFilerModel.cs

@@ -56,20 +56,20 @@ namespace MVPLearning.RecordKeeping.SermonFiler
 
         public override int GetHashCode()
         {
-            //HashCode hash = new();
-            //hash.Add(Seid);
-            //hash.Add(Title);
-            //hash.Add(Scripture);
-            //hash.Add(When);
-            //hash.Add(Subject);
-            //hash.Add(Minister);
-            //hash.Add(Where);
-            //hash.Add(Ref_No);
-            //hash.Add(Notes);
-            //hash.Add(Filename);
-            //hash.Add(Web);
-            //return hash.ToHashCode();
-            return base.GetHashCode();
+            HashCode hash = new();
+            hash.Add(Seid);
+            hash.Add(Title);
+            hash.Add(Scripture);
+            hash.Add(When);
+            hash.Add(Subject);
+            hash.Add(Minister);
+            hash.Add(Where);
+            hash.Add(Ref_No);
+            hash.Add(Notes);
+            hash.Add(Filename);
+            hash.Add(Web);
+            return hash.ToHashCode();
+            //return base.GetHashCode();
         }
     }
 }

MVPLearning/RecordKeeping/SermonFiler/MaintainSermonFilerView.cs

@@ -19,8 +19,6 @@ namespace MVPLearning.RecordKeeping.SermonFiler
             _model = new() { Title = "Constructor value"};
             _model.PropertyChanged += ModelChanged;
             BindControls();
-            TextBoxTitle.DataBindings.Clear();
-            TextBoxTitle.DataBindings.Add("Text", _model, "Title");
             //TextBoxFileName.TextChanged += TextBoxFileName_TextChanged  ;
             //ButtonLaunch.Enabled = !string.IsNullOrEmpty(_model.Filename);
         }
@@ -40,23 +38,54 @@ namespace MVPLearning.RecordKeeping.SermonFiler
             _model.Filename = model.Filename;
             _model.Web = model.Web;
             //EnableButtonLaunch();
+
+            Title = _model.Title;
+            Scripture = _model.Scripture;
+            When = _model.When;
+            Subject = _model.Subject;
+            Minister = _model.Minister;
+            Where = _model.Where;
+            Ref_No = _model.Ref_No;
+            Notes = _model.Notes;
+            Filename = _model.Filename;
+            Web = _model.Web;
         }
         public void BindControls()
         {
-            TextBoxTitle.Bind(_model, nameof(_model.Title));
+            TextBoxTitle.Bind(this, nameof(Title));
             TextBoxTitle.GotFocus += TextBoxTitle_GotFocus;
             TextBoxTitle.LostFocus += TextBoxTitle_LostFocus;
-            TextBoxScriptureReference.Bind(_model, nameof(_model.Scripture));
-            DatePickerWhenDelivered.Bind(_model, nameof(_model.When));
-            TextBoxSubject.Bind(_model, nameof(_model.Subject));
-            TextBoxWhoDelivered.Bind(_model, nameof(_model.Minister));
-            TextBoxWhereDelivered.Bind(_model, nameof(_model.Where));
-            TextBoxReferenceNumber.Bind(_model, nameof(_model.Ref_No));
-            TextBoxNotes.Bind(_model, nameof(_model.Notes));
-            TextBoxFileName.Bind(_model, nameof(_model.Filename));
-            TextBoxWebUrl.Bind(_model, nameof(_model.Web));
+            TextBoxScriptureReference.Bind(this, nameof(Scripture));
+            DatePickerWhenDelivered.Bind(this, nameof(When));
+            TextBoxSubject.Bind(this, nameof(Subject));
+            TextBoxWhoDelivered.Bind(this, nameof(Minister));
+            TextBoxWhereDelivered.Bind(this, nameof(Where));
+            TextBoxReferenceNumber.Bind(this, nameof(Ref_No));
+            TextBoxNotes.Bind(this, nameof(Notes));
+            TextBoxFileName.Bind(this, nameof(Filename));
+            TextBoxWebUrl.Bind(this, nameof(Web));
 
         }
+        private string _title = string.Empty;
+        public string Title { get => _title; set { if (SetProperty(ref _title, value)) { _model.Title = value; } } }
+        private string _scripture = string.Empty;
+        public string Scripture { get => _scripture; set { if (SetProperty(ref _scripture, value)) { _model.Scripture= value; } } }
+        private DateTime? _when = null;
+        public DateTime? When { get => _when; set { if (SetProperty(ref _when, value)) { _model.When = value; } } }
+        private string _subject = string.Empty;
+        public string Subject { get => _subject; set { if (SetProperty(ref _subject, value)) { _model.Subject = value; } } }
+        private string _minister = string.Empty;
+        public string Minister { get => _minister; set { if (SetProperty(ref _minister, value)) { _model.Minister = value; } } }
+        private string _where = string.Empty;
+        public string Where { get => _where; set { if (SetProperty(ref _where, value)) { _model.Where = value; } } }
+        private string _ref_no = string.Empty;
+        public string Ref_No { get => _ref_no; set { if (SetProperty(ref _ref_no, value)) { _model.Ref_No = value; } } }
+        private string _notes = string.Empty;
+        public string Notes { get => _notes; set { if (SetProperty(ref _notes, value)) { _model.Notes = value; } } }
+        private string _filename = string.Empty;
+        public string Filename { get => _filename; set { if (SetProperty(ref _filename, value)) { _model.Filename = value; } } }
+        private string _web = string.Empty;
+        public string Web { get => _web; set {  if (SetProperty(ref _web, value)) { _model.Web = value; } } }
         private void TextBoxTitle_LostFocus(object? sender, EventArgs e)
         {
             WarnTitleIsEmpty();

MVPLearning/TestingArea/ModelProperties/ModelPropertiesModel.cs

@@ -0,0 +1,15 @@
+using MVPLearning.Structure;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace MVPLearning.TestingArea.ModelProperties
+{
+    internal class ModelPropertiesModel : ObservableObject
+    {
+        public string FirstName { get => _firstName; set => SetProperty(ref _firstName, value); }
+        private string _firstName = string.Empty;
+    }
+}

MVPLearning/TestingArea/ViewProperties/ViewPropertiesModel.cs

@@ -0,0 +1,7 @@
+namespace MVPLearning.TestingArea.ViewProperties
+{
+    internal class ViewPropertiesModel 
+    {
+        public string FirstName { get; set; } = string.Empty;
+    }
+}