OpenFolderDialog

src/Microsoft.DotNet.Wpf/ApiCompat/Baselines/PresentationFramework-ref-Net48.baseline.txt

@@ -1,5 +1,10 @@
 Compat issues with assembly PresentationFramework:
+CannotMakeMemberNonVirtual : Member 'public System.Boolean Microsoft.Win32.FileDialog.CheckFileExists' is non-virtual in the implementation but is virtual in the contract.
+CannotMakeMemberNonVirtual : Member 'public System.Boolean Microsoft.Win32.FileDialog.CheckFileExists.get()' is non-virtual in the implementation but is virtual in the contract.
+CannotMakeMemberNonVirtual : Member 'public void Microsoft.Win32.FileDialog.CheckFileExists.set(System.Boolean)' is non-virtual in the implementation but is virtual in the contract.
 MembersMustExist : Member 'internal MS.Internal.AppModel.IFileDialog Microsoft.Win32.FileDialog.CreateVistaDialog()' does not exist in the implementation but it does exist in the contract.
+MembersMustExist : Member 'protected void Microsoft.Win32.FileDialog.OnFileOk(System.ComponentModel.CancelEventArgs)' does not exist in the implementation but it does exist in the contract.
+MembersMustExist : Member 'protected System.Int32 Microsoft.Win32.FileDialog.Options.get()' does not exist in the implementation but it does exist in the contract.
 MembersMustExist : Member 'internal System.String[] Microsoft.Win32.FileDialog.ProcessVistaFiles(MS.Internal.AppModel.IFileDialog)' does not exist in the implementation but it does exist in the contract.
 MembersMustExist : Member 'internal System.Boolean Microsoft.Win32.FileDialog.RunFileDialog(MS.Win32.NativeMethods.OPENFILENAME_I)' does not exist in the implementation but it does exist in the contract.
 CannotRemoveBaseTypeOrInterface : Type 'System.Windows.AttachedPropertyBrowsableForChildrenAttribute' does not implement interface 'System.Runtime.InteropServices._Attribute' in the implementation but it does in the contract.

src/Microsoft.DotNet.Wpf/ApiCompat/Baselines/PresentationFramework-ref.baseline.txt

@@ -1,7 +1,6 @@
 Compat issues with assembly PresentationFramework:
-MembersMustExist : Member 'internal MS.Internal.AppModel.IFileDialog Microsoft.Win32.FileDialog.CreateVistaDialog()' does not exist in the implementation but it does exist in the contract.
-MembersMustExist : Member 'internal System.String[] Microsoft.Win32.FileDialog.ProcessVistaFiles(MS.Internal.AppModel.IFileDialog)' does not exist in the implementation but it does exist in the contract.
-MembersMustExist : Member 'internal System.Boolean Microsoft.Win32.FileDialog.RunFileDialog(MS.Win32.NativeMethods.OPENFILENAME_I)' does not exist in the implementation but it does exist in the contract.
+MembersMustExist : Member 'private protected MS.Internal.AppModel.IFileDialog Microsoft.Win32.CommonItemDialog.CreateDialog()' does not exist in the implementation but it does exist in the contract.
+MembersMustExist : Member 'private protected System.String[] Microsoft.Win32.FileDialog.ProcessFiles(MS.Internal.AppModel.IFileDialog)' does not exist in the implementation but it does exist in the contract.
 CannotChangeAttribute : Attribute 'System.ComponentModel.DesignerSerializationVisibilityAttribute' on 'System.ComponentModel.DesignerProperties.GetIsInDesignMode(System.Windows.DependencyObject)' changed from '[DesignerSerializationVisibilityAttribute(0)]' in the contract to '[DesignerSerializationVisibilityAttribute(DesignerSerializationVisibility.Hidden)]' in the implementation.
 CannotChangeAttribute : Attribute 'System.AttributeUsageAttribute' on 'System.Windows.AttachedPropertyBrowsableForChildrenAttribute' changed from '[AttributeUsageAttribute(64, AllowMultiple=false)]' in the contract to '[AttributeUsageAttribute(AttributeTargets.Method, AllowMultiple=false)]' in the implementation.
 CannotChangeAttribute : Attribute 'System.ComponentModel.DesignerSerializationVisibilityAttribute' on 'System.Windows.DataTemplate.Triggers' changed from '[DesignerSerializationVisibilityAttribute(2)]' in the contract to '[DesignerSerializationVisibilityAttribute(DesignerSerializationVisibility.Content)]' in the implementation.

src/Microsoft.DotNet.Wpf/src/PresentationFramework/Microsoft/Win32/CommonDialog.cs

@@ -221,7 +221,7 @@ public object Tag
         //---------------------------------------------------
         #region Protected Methods
 
-
+        // This method is not used by IFileDialog API. Keeping for API compatibility with .NET Framework.
         /// <summary>
         ///  Defines the common dialog box hook procedure that is overridden to 
         ///  add specific functionality to a common dialog box.
@@ -247,6 +247,7 @@ protected virtual IntPtr HookProc(IntPtr hwnd, int msg, IntPtr wParam, IntPtr lP
             return IntPtr.Zero;
         }
 
+        /// <summary>
         /// <summary>
         ///  When overridden in a derived class, displays a particular type of common dialog box.
         /// </summary>
@@ -275,13 +276,14 @@ protected virtual void CheckPermissionsToShowDialog()
         //---------------------------------------------------
         #region Internal Methods
 
+        // This method is not used by IFileDialog API. Keeping for API compatibility with .NET Framework.
         /// <summary>
         ///  Centers the given window on the screen. This method is used by HookProc
         ///  to center the dialog on the screen before it is shown.  We can't mark it
         ///  private because we need to call it from our derived classes like
         ///  FileDialog.
         /// </summary>
-        internal void MoveToScreenCenter(HandleRef hWnd)
+        private void MoveToScreenCenter(HandleRef hWnd)
         {
             // Create an IntPtr to store a handle to the monitor.
             IntPtr hMonitor = IntPtr.Zero;
@@ -343,9 +345,8 @@ internal void MoveToScreenCenter(HandleRef hWnd)
         // Internal Properties
         //
         //---------------------------------------------------
-        #region Internal Properties
-
-        #endregion Internal Properties
+        //#region Internal Properties
+        //#endregion Internal Properties
 
         //---------------------------------------------------
         //