public void refresh()
{
if (MyEvents.Events == null)
{
return;
}
foreach (EventEntry ev in MyEvents.Events)
{
ev.inMySched = true;
}
lvForEvents.events = MyEvents.Events;
if (MyEvents.Events.Count < 1)
{
this.Content = new Label
{
Text = "Nothing Here Yet\nTry adding an event from the Main Schedule",
HorizontalTextAlignment = TextAlignment.Center,
HorizontalOptions = LayoutOptions.Center,
VerticalOptions = LayoutOptions.Center
}
}
;
else
{
this.Content = lvForEvents;
lvForEvents.refresh();
}
}
public void refresh()
{
if (MainEvents.Events == null || MainEvents.Events.Count < 1)
{
this.Content = new StackLayout
{
Children =
{
new Label {
Text = "Error, database could not be loaded",
FontSize = 30,
HorizontalTextAlignment = TextAlignment.Center,
HorizontalOptions = LayoutOptions.Center,
VerticalOptions = LayoutOptions.Center
},
new Button
{
Text = "Try Again",
Command = new Command(() => {
this.Content = null;
this.Content = LoadingText;
Task.Factory.StartNew(() => { MainEvents.refreshData(false); })
.ContinueWith(task =>
{
this.refresh();
}, TaskScheduler.FromCurrentSynchronizationContext());
})
}
}
};
}
else
{
Label NameCategory = new Label
{
Text = " Category:",
FontAttributes = FontAttributes.Bold,
FontSize = 17,
HorizontalOptions = LayoutOptions.Start,
VerticalOptions = LayoutOptions.Center
};
Picker categories = new Picker
{
Title = "Filter by category",
HorizontalOptions = LayoutOptions.Fill,
VerticalOptions = LayoutOptions.Center
};
categories.Items.Add("All");
foreach (EventEntry cat in MainEvents.Events)
{
if (!categories.Items.Contains(cat.category) && cat.category != " ")
{
categories.Items.Add(cat.category);
}
}
categories.SelectedIndexChanged += (sender, args) =>
{
prevCategory = categories.SelectedIndex;
if (categories.SelectedIndex == 0)
{
lvForEvents.events = MainEvents.Events;
}
else
{
lvForEvents.events = MainEvents.Events.Where(x => x.category == categories.Items[categories.SelectedIndex]).ToList();
}
lvForEvents.refresh();
};
var tempGrid = new Grid();
tempGrid.RowSpacing = 0;
tempGrid.RowDefinitions.Add(new RowDefinition {
Height = new GridLength(20, GridUnitType.Auto)
});
tempGrid.RowDefinitions.Add(new RowDefinition {
Height = new GridLength(50, GridUnitType.Auto)
});
tempGrid.ColumnDefinitions.Add(new ColumnDefinition {
Width = new GridLength(20, GridUnitType.Auto)
});
tempGrid.ColumnDefinitions.Add(new ColumnDefinition {
Width = new GridLength(50, GridUnitType.Star)
});
tempGrid.Children.Add(NameCategory, 0, 0);
var aaaa = new StackLayout {
Children = { categories }
};
tempGrid.Children.Add(aaaa, 1, 0);
tempGrid.Children.Add(lvForEvents, 0, 2, 1, 3);
this.Content = tempGrid;
try
{
categories.SelectedIndex = prevCategory;
if (categories.SelectedIndex == 0)
{
lvForEvents.events = MainEvents.Events;
}
else
{
lvForEvents.events = MainEvents.Events.Where(x => x.category == categories.Items[categories.SelectedIndex]).ToList();
}
lvForEvents.refresh();
}
catch
{
categories.SelectedIndex = 0;
}
}
}
