VixenApplication.VixenApplication._CloseEditor C# (CSharp) Méthode

        private bool _CloseEditor(IEditorUserInterface editor)
        {
            if (editor.IsModified) {
                //messageBox Arguments are (Text, Title, No Button Visible, Cancel Button Visible)
                MessageBoxForm.msgIcon = SystemIcons.Error; //this is used if you want to add a system icon to the message form.
                var messageBox = new MessageBoxForm("Save changes to the sequence?", "Save Changes?", true, true);
                messageBox.ShowDialog();
                if (messageBox.DialogResult == DialogResult.Cancel)
                    return false;

                if (messageBox.DialogResult == DialogResult.OK)
                    editor.Save();
            }
            else if (editor.IsEditorStateModified)
            {
                editor.Save();
            }

            if (_openEditors.Contains(editor)) {
                _openEditors.Remove(editor);
            }

            _activeEditor= null;

            AddSequenceToRecentList(editor.Sequence.FilePath);
            editor.Activated-= editorUI_Activated;
            editor.Closing -= editorUI_Closing;
            //editor.Dispose();
            //editor = null;
            return true;
        }