Пример #1
0
        /// <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 item = await SampleDataSource.GetItemAsync((string)e.NavigationParameter);

            this.DefaultViewModel["Item"]           = item;
            this.DefaultViewModel[UserLocationName] = GeolocationDataSource.GetProperty(UserLocationName);
        }
Пример #2
0
        /// <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)
        {
            var sampleDataGroup = await SampleDataSource.GetGroupAsync("PointsOfInterest-2");

            this.DefaultViewModel[FirstGroupName]   = sampleDataGroup;
            this.DefaultViewModel[UserLocationName] = GeolocationDataSource.GetProperty(UserLocationName);

            try
            {
                if (e.PageState.ContainsKey("ZoomLevel"))
                {
                    center    = (BasicGeoposition)e.PageState["Center"];
                    zoomLevel = (double)e.PageState["ZoomLevel"];
                }
            }
            catch
            {
            }
        }