Added button to toggle password field visibility on site edit

src/App/Controls/ExtendedEntry.cs

@@ -12,6 +12,8 @@ namespace Bit.App.Controls
             {
                 PlaceholderColor = Color.FromHex("c7c7cd");
             }
+
+            IsPasswordFromToggled = IsPassword;
         }
 
         public static readonly BindableProperty HasBorderProperty =
@@ -62,5 +64,20 @@ namespace Bit.App.Controls
         {
             Completed?.Invoke(this, null);
         }
+
+        public virtual void InvokeToggleIsPassword()
+        {
+            if(ToggleIsPassword == null)
+            {
+                IsPassword = IsPasswordFromToggled = !IsPassword;
+            }
+            else
+            {
+                ToggleIsPassword.Invoke(this, null);
+            }
+        }
+
+        public event EventHandler ToggleIsPassword;
+        public bool IsPasswordFromToggled { get; set; } = false;
     }
 }

src/App/Controls/FormEntryCell.cs

@@ -14,7 +14,8 @@ namespace Bit.App.Controls
             VisualElement nextElement = null,
             bool useLabelAsPlaceholder = false,
             string imageSource = null,
-            Thickness? containerPadding = null)
+            Thickness? containerPadding = null,
+            bool useButton = false)
         {
             if(!useLabelAsPlaceholder)
             {
@@ -112,6 +113,12 @@ namespace Bit.App.Controls
             formStackLayout.Children.Add(Entry);
             imageStackLayout.Children.Add(formStackLayout);
 
+            if(useButton)
+            {
+                Button = new ExtendedButton();
+                imageStackLayout.Children.Add(Button);
+            }
+
             Tapped += FormEntryCell_Tapped;
 
             View = imageStackLayout;
@@ -119,6 +126,7 @@ namespace Bit.App.Controls
 
         public Label Label { get; private set; }
         public ExtendedEntry Entry { get; private set; }
+        public ExtendedButton Button { get; private set; }
 
         private void Tgr_Tapped(object sender, EventArgs e)
         {