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using SmartCharging.Common;
using SmartCharging.Data;
using System;
using System.Collections.Generic;
using System.IO;
using System.Linq;
using System.Runtime.InteropServices.WindowsRuntime;
using Windows.ApplicationModel.Resources;
using Windows.Foundation;
using Windows.Foundation.Collections;
using Windows.Graphics.Display;
using Windows.UI.Xaml;
using Windows.UI.Xaml.Controls;
using Windows.UI.Xaml.Controls.Primitives;
using Windows.UI.Xaml.Data;
using Windows.UI.Xaml.Input;
using Windows.UI.Xaml.Media;
using Windows.UI.Xaml.Navigation;
// The Hub Application template is documented at http://go.microsoft.com/fwlink/?LinkId=391641
namespace SmartCharging
{
public sealed partial class SectionPage : Page
{
private readonly NavigationHelper navigationHelper;
private readonly ObservableDictionary defaultViewModel = new ObservableDictionary();
public SectionPage()
{
this.InitializeComponent();
this.navigationHelper = new NavigationHelper(this);
this.navigationHelper.LoadState += this.NavigationHelper_LoadState;
this.navigationHelper.SaveState += this.NavigationHelper_SaveState;
}
/// <summary>
/// Gets the <see cref="NavigationHelper"/> associated with this <see cref="Page"/>.
/// </summary>
public NavigationHelper NavigationHelper
{
get { return this.navigationHelper; }
}
/// <summary>
/// Gets the view model for this <see cref="Page"/>.
/// This can be changed to a strongly typed view model.
/// </summary>
public ObservableDictionary DefaultViewModel
{
get { return this.defaultViewModel; }
}
/// <summary>
/// Populates the page with content passed during navigation. Any saved state is also
/// provided when recreating a page from a prior session.
/// </summary>
/// <param name="sender">
/// The source of the event; typically <see cref="NavigationHelper"/>
/// </param>
/// <param name="e">Event data that provides both the navigation parameter passed to
/// <see cref="Frame.Navigate(Type, Object)"/> when this page was initially requested and
/// a dictionary of state preserved by this page during an earlier
/// session. The state will be null the first time a page is visited.</param>
private async void NavigationHelper_LoadState(object sender, LoadStateEventArgs e)
{
// TODO: Create an appropriate data model for your problem domain to replace the sample data.
var group = await SampleDataSource.GetGroupAsync((string)e.NavigationParameter);
this.DefaultViewModel["Group"] = group;
}
/// <summary>
/// Preserves state associated with this page in case the application is suspended or the
/// page is discarded from the navigation cache. Values must conform to the serialization
/// requirements of <see cref="SuspensionManager.SessionState"/>.
/// </summary>
/// <param name="sender">The source of the event; typically <see cref="NavigationHelper"/></param>
/// <param name="e">Event data that provides an empty dictionary to be populated with
/// serializable state.</param>
private void NavigationHelper_SaveState(object sender, SaveStateEventArgs e)
{
// TODO: Save the unique state of the page here.
}
/// <summary>
/// Shows the details of an item clicked on in the <see cref="ItemPage"/>
/// </summary>
/// <param name="sender">The GridView displaying the item clicked.</param>
/// <param name="e">Event data that describes the item clicked.</param>
private void ItemView_ItemClick(object sender, ItemClickEventArgs e)
{
var itemId = ((SampleDataItem)e.ClickedItem).UniqueId;
if (!Frame.Navigate(typeof(ItemPage), itemId))
{
var resourceLoader = ResourceLoader.GetForCurrentView("Resources");
throw new Exception(resourceLoader.GetString("NavigationFailedExceptionMessage"));
}
}
#region NavigationHelper registration
/// <summary>
/// The methods provided in this section are simply used to allow
/// NavigationHelper to respond to the page's navigation methods.
/// <para>
/// Page specific logic should be placed in event handlers for the
/// <see cref="NavigationHelper.LoadState"/>
/// and <see cref="NavigationHelper.SaveState"/>.
/// The navigation parameter is available in the LoadState method
/// in addition to page state preserved during an earlier session.
/// </para>
/// </summary>
/// <param name="e">Event data that describes how this page was reached.</param>
protected override void OnNavigatedTo(NavigationEventArgs e)
{
this.navigationHelper.OnNavigatedTo(e);
}
protected override void OnNavigatedFrom(NavigationEventArgs e)
{
this.navigationHelper.OnNavigatedFrom(e);
}
#endregion
}
}
|
Revision |
Author |
Commited |
Message |
527
|
JMBauan
|
Mon 24 Aug, 2015 08:47:39 +0000 |
|