Using Silverlight in Enterprise: RAD of User Friendly Database Access

/********************************************************************
 *  FulcrumWeb RAD Framework - Fulcrum of your business             *
 *  Copyright (c) 2002-2009 FulcrumWeb, ALL RIGHTS RESERVED         *
 *                                                                  *
 *  THE SOURCE CODE CONTAINED WITHIN THIS FILE AND ALL RELATED      *
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 *  AGREEMENT FOR INFORMATION ON ADDITIONAL RESTRICTIONS.           *
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using System.Windows;
using System.Windows.Controls;
using System.Windows.Data;
using System.Windows.Input;


namespace Framework.Silverlight.Client
{
    /// <summary>
    /// Provides features for creating and initializing the Integer Edit Controls.
    /// </summary>
    public class CxSpinEdit : CxEditCreator
    {
        /// <summary>
        /// Do something, if needed with edit control befor start editing.
        /// </summary>
        /// <param name="attribute">CxAttribute to Control initialization.</param>
        /// <param name="editingElement">Control that has editing.</param>
        /// <param name="editingEventArgs">RoutedEventArgs that occurs when editing has started.</param>
        /// <returns>Editing value.</returns>
        public override object PrepareControlForEdit(CxAttribute attribute, FrameworkElement editingElement, RoutedEventArgs editingEventArgs)
        {
            NumericUpDown num = editingElement as NumericUpDown;
            if (num == null)
            {
                return 0;
            }
            KeyEventArgs args = editingEventArgs as KeyEventArgs;
            if ((args != null) && (args.Key == Key.F2))
            {
                num.Focus();
            }

            return num.Value;
        }
        //----------------------------------------------------------------------------
        /// <summary>
        /// Should be overriden to create initialized by CxAttributeValue instance of Silverlight Control
        /// that will be used for edit mode.
        /// </summary>
        /// <param name="attribute">CxAttributeMetadata to Control initialization.</param>
        /// <param name="binding">Binding for created control.</param>
        /// <returns>Initialized by CxAttribute instance of Silverlight Control.</returns>
        protected override FrameworkElement CreateEditControl(CxAttribute attribute, Binding binding)
        {
            NumericUpDown num = new NumericUpDown();
            num.DecimalPlaces = 0;
            num.IsEnabled = !attribute.AttributeMetadata.ReadOnly;
            num.Minimum = (double)attribute.AttributeMetadata.MinValue;
            num.Maximum = (double)attribute.AttributeMetadata.MaxValue;
            num.SetBinding(NumericUpDown.ValueProperty, binding);
            return num;
        }

        //----------------------------------------------------------------------------
        /// <summary>
        /// Should be overriden to create initialized by CxAttributeValue instance of Silverlight Control
        /// that will be used for view mode.
        /// </summary>
        /// <param name="attribute">CxAttributeMetadata to Control initialization.</param>
        /// <param name="binding">Binding for created control.</param>
        /// <returns>Initialized by CxAttribute instance of Silverlight Control.</returns>
        protected override FrameworkElement CreateViewControl(CxAttribute attribute, Binding binding)
        {
            return CreateDefaultViewControl(attribute, binding);
        }

        //----------------------------------------------------------------------------
        /// <summary>
        /// Should be overriden to create initialized by CxAttributeValue instance of Silverlight Control
        /// that will be used for grid in view mode.
        /// </summary>
        /// <param name="attribute">CxAttributeMetadata to Control initialization.</param>
        /// <param name="binding">Binding for created control.</param>
        /// <returns>Initialized by CxAttribute instance of Silverlight Control.</returns>
        protected override FrameworkElement CreateGridViewControl(CxAttribute attribute, Binding binding)
        {
            return CreateDefaultGridViewControl(attribute, binding);
        }

        //----------------------------------------------------------------------------
        /// <summary>
        /// Should be overriden to create initialized by CxAttributeValue instance of Silverlight Control
        /// that will be used for grid in edit mode.
        /// </summary>
        /// <param name="attribute">CxAttributeMetadata to Control initialization.</param>
        /// <param name="binding">Binding for created control.</param>
        /// <returns>Initialized by CxAttribute instance of Silverlight Control.</returns>
        protected override FrameworkElement CreateGridEditControl(CxAttribute attribute, Binding binding)
        {
            return CreateEditControl(attribute, binding);
        }

        
        
    }
}