deliveries.cs

微软的行业应用解决方案实例！非常优秀的Windows Mobile开发案例

using System;
using System.ComponentModel;
using System.Drawing;
using System.Windows.Forms;

namespace HardwareDistributor.UI
{
    /// <summary>
    /// UI layer form that displays deliveries that need to be made
    /// </summary>
    public partial class Deliveries : Form
    {
        public Deliveries()
        {
            InitializeComponent();
        }


        /// <summary>
        /// Exit Deliveries form
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private void menuItemExit_Click(object sender, EventArgs e)
        {
            //Close form
            this.Close();
        }


        /// <summary>
        /// Fill the list view control with order
        /// customer data
        /// </summary>
        private void FillListView()
        {
            Application.DoEvents();

            //Retrieve OrderCollection
            Business.OrderCollection _orders = Business.Services.GetOrders(false, Business.OrderState.Loaded);

            //Clear the list view before filling
            listView1.Items.Clear();

             //Iterate through OrderCollection
            foreach (Business.Order orderItem in _orders)
            {
                //Add OrderId
                ListViewItem lvi = new ListViewItem(orderItem.OrderId.ToString());
                //Add CustomerId
                lvi.SubItems.Add(orderItem.CustomerName);
                //Add Delivery Date
                lvi.SubItems.Add(orderItem.DeliveryDate.ToShortDateString());
                //Add Order State
                lvi.SubItems.Add(orderItem.OrderState);
                //Add CustomerId
                lvi.SubItems.Add(orderItem.CustomerId.ToString());
                //Add ListView Items to ListView
                listView1.Items.Add(lvi);
            }
        }


        /// <summary>
        /// Load the Deliveries form
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private void Deliveries_Load(object sender, EventArgs e)
        {
            try
            {
                //Fill the list view control with order and customer data
                FillListView();
            }
            catch (Exception ex)
            {
                Business.Services.LogErrors(ex);
                MessageBox.Show("Error displaying orders to deliver", "System Error");
            }

        }


        /// <summary>
        /// Replicate with SQL Server 2005
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private void menuItemSync_Click(object sender, EventArgs e)
        {
            Application.DoEvents();
            Cursor.Current = Cursors.WaitCursor;
            Application.DoEvents();

            try
            {
                //Test to see if Network is available
                Application.DoEvents();
                statusBar1.Text = "Checking network connectivity...";
                Application.DoEvents();
                if (Business.Services.GetConnectionStatus())
                {
                    //Test to see if Replication URL is reachable
                    Application.DoEvents();
                    statusBar1.Text = "Testing IIS server...";
                    Application.DoEvents();
                    if (Business.Services.CheckReplicationUrl())
                    {
                        //Log Application and Device Metrics
                        Business.Services.LogAppState();

                        //Synchronize database changes
                        Application.DoEvents();
                        statusBar1.Text = "Synchronizing database...";
                        Application.DoEvents();
                        Business.Services.SyncWithDataSource();

                        //Refill list view with new data
                        FillListView();
                    }
                    else
                    {
                        //Replication URL isn't reachable
                        Application.DoEvents();
                        statusBar1.Text = "IIS server isn't available...";
                        Application.DoEvents();
                        System.Threading.Thread.Sleep(1000);
                    }
                }
                else
                {
                    //Network isn't available
                    Application.DoEvents();
                    statusBar1.Text = "Network isn't available...";
                    Application.DoEvents();
                    System.Threading.Thread.Sleep(1000);
                }
            }
            catch (Exception ex)
            {
                Business.Services.LogErrors(ex);
                MessageBox.Show("Error synchronizing database", "System Error");
            }

            Application.DoEvents();
            statusBar1.Text = "";
            Cursor.Current = Cursors.Default;
            Application.DoEvents();
        }


        /// <summary>
        /// Launch the Delivery form and pass in the
        /// OrderId and CustomerId
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private void menuItemDeliver_Click(object sender, EventArgs e)
        {
            try
            {
                //Retrieve a collection of items from the list view control
                ListView.ListViewItemCollection checkedItems = listView1.Items;
                //Iterate through the collection
                foreach (ListViewItem item in checkedItems)
                {
                    //Determine of item is checked
                    if (item.Checked)
                    {
                        //Get OrderId and CustomerId and pass to Delivery Screen
                        int _orderId = int.Parse(item.SubItems[0].Text);
                        int _customerId = int.Parse(item.SubItems[4].Text);

                        //Update the Orders table to reflect a new Order State of Out for Delivery (4)
                        Business.Services.UpdateOrderState(_orderId, Business.OrderState.OutForDelivery);

                        //Create the new Delivery form
                        Delivery delivery = new Delivery(_orderId, _customerId);
                        delivery.ShowDialog();

                        //Refresh the list view when the Delivery form closes
                        FillListView();

                        //Free the resources of the Delivery form
                        delivery.Dispose();
                        break;
                    }
                }
            }
            catch (Exception ex)
            {
                Business.Services.LogErrors(ex);
                MessageBox.Show("Error loading Delivery screen", "System Error");
            }

        }


        /// <summary>
        /// Retrieve a route map from MapPoint
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private void menuItemGetDirections_Click(object sender, EventArgs e)
        {
            try
            {
                Application.DoEvents();
                Cursor.Current = Cursors.WaitCursor;
                Application.DoEvents();

                //Determine Address of checked item
                ListView.ListViewItemCollection checkedItems = listView1.Items;
                //Iterate through the collection
                foreach (ListViewItem item in checkedItems)
                {
                    //Determine of item is checked
                    if (item.Checked)
                    {
                        //Get CustomerId 
                        int _customerId = int.Parse(item.SubItems[4].Text);

                        //Retrieve Customer Collection
                        Business.CustomerCollection _customers = Business.GlobalCache.Instance.Customers;

                        //Iterate through Customer Collection
                        foreach (Business.Customer _customerItem in _customers)
                        {
                            //User Customer object with a matching CustomerId
                            if (_customerItem.CustomerId == _customerId)
                            {
                                Application.DoEvents();
                                statusBar1.Text = "Retrieving directions from MapPoint...";
                                Application.DoEvents();

                                //Call MapPoint
                                this.pictureBox1.Image = Business.Services.GetRouteMap(pictureBox1.Height, pictureBox1.Width, _customerItem.StreetAddress, _customerItem.City, _customerItem.StateProvince);

                                Application.DoEvents();
                                statusBar1.Text = "";
                                Application.DoEvents();

                                break;
                            }
                        }
                        break;
                    }
                }
            }
            catch (Exception ex)
            {
                Business.Services.LogErrors(ex);
                MessageBox.Show("Error loading map from MapPoint web service", "System Error");
            }

            Application.DoEvents();
            statusBar1.Text = "";
            Cursor.Current = Cursors.Default;
            Application.DoEvents();

        }


        /// <summary>
        /// Launch Help
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private void linkLabelHelp_Click_1(object sender, EventArgs e)
        {
            try
            {
                //Show Deliveries Help
                Help.ShowHelp(this, @Business.GlobalCache.Instance.AppPath + "HardwareHelp.htm#deliveries");
            }
            catch (Exception ex)
            {
                Business.Services.LogErrors(ex);
                MessageBox.Show("Error displaying Help", "System Error");
            }

        }



    }
}