public FilterCollectionView()
{
InitializeComponent();
CollectionView.ItemTemplate = ExampleTemplates.PhotoTemplate();
CollectionView.ItemsSource = _demoFilteredItemSource.Items;
SearchBar.TextChanged += SearchBarOnTextChanged;
UseEmptyView.Toggled += UseEmptyViewOnToggled;
UpdateEmptyView();
}
public ObservableCollectionResetGallery()
{
var layout = new Grid
{
RowDefinitions = new RowDefinitionCollection
{
new RowDefinition {
Height = GridLength.Auto
},
new RowDefinition {
Height = GridLength.Auto
},
new RowDefinition {
Height = GridLength.Star
}
}
};
var itemsLayout = new GridItemsLayout(3, ItemsLayoutOrientation.Vertical) as IItemsLayout;
var itemTemplate = ExampleTemplates.PhotoTemplate();
var collectionView = new CollectionView {
ItemsLayout = itemsLayout, ItemTemplate = itemTemplate
};
var generator = new ItemsSourceGenerator(collectionView, 100, ItemsSourceType.MultiTestObservableCollection);
layout.Children.Add(generator);
var resetter = new Resetter(collectionView);
layout.Children.Add(resetter);
Grid.SetRow(resetter, 1);
layout.Children.Add(collectionView);
Grid.SetRow(collectionView, 2);
Content = layout;
generator.GenerateItems();
}
public TemplateCodeCollectionViewGridGallery(ItemsLayoutOrientation orientation = ItemsLayoutOrientation.Vertical)
{
var layout = new Grid
{
RowDefinitions = new RowDefinitionCollection
{
new RowDefinition {
Height = GridLength.Auto
},
new RowDefinition {
Height = GridLength.Auto
},
new RowDefinition {
Height = GridLength.Star
}
}
};
var itemsLayout = new GridItemsLayout(2, orientation);
var itemTemplate = ExampleTemplates.PhotoTemplate();
var collectionView = new CollectionView {
ItemsLayout = itemsLayout, ItemTemplate = itemTemplate, AutomationId = "collectionview"
};
var generator = new ItemsSourceGenerator(collectionView, 100);
var spanSetter = new SpanSetter(collectionView);
layout.Children.Add(generator);
layout.Children.Add(spanSetter);
Grid.SetRow(spanSetter, 1);
layout.Children.Add(collectionView);
Grid.SetRow(collectionView, 2);
Content = layout;
spanSetter.UpdateSpan();
generator.GenerateItems();
}
public TemplateCodeCollectionViewGallery(IItemsLayout itemsLayout)
{
var layout = new Grid
{
RowDefinitions = new RowDefinitionCollection
{
new RowDefinition {
Height = GridLength.Auto
},
new RowDefinition {
Height = GridLength.Star
}
}
};
var itemTemplate = ExampleTemplates.PhotoTemplate();
var collectionView = new CollectionView
{
ItemsLayout = itemsLayout,
ItemTemplate = itemTemplate,
AutomationId = "collectionview",
BackgroundColor = Colors.Red,
};
var generator = new ItemsSourceGenerator(collectionView, initialItems: 2);
layout.Children.Add(generator);
layout.Children.Add(collectionView);
Grid.SetRow(collectionView, 1);
Content = layout;
generator.GenerateItems();
}
public ObservableCodeCollectionViewGallery(ItemsLayoutOrientation orientation = ItemsLayoutOrientation.Vertical,
bool grid = true, int initialItems = 1000, bool addItemsWithTimer = false, ItemsUpdatingScrollMode scrollMode = ItemsUpdatingScrollMode.KeepItemsInView)
{
var layout = new Grid
{
RowDefinitions = new RowDefinitionCollection
{
new RowDefinition {
Height = GridLength.Auto
},
new RowDefinition {
Height = GridLength.Auto
},
new RowDefinition {
Height = GridLength.Auto
},
new RowDefinition {
Height = GridLength.Auto
},
new RowDefinition {
Height = GridLength.Auto
},
new RowDefinition {
Height = GridLength.Auto
},
new RowDefinition {
Height = GridLength.Star
}
}
};
IItemsLayout itemsLayout = grid
? new GridItemsLayout(3, orientation)
: new LinearItemsLayout(orientation) as IItemsLayout;
var itemTemplate = ExampleTemplates.PhotoTemplate();
var collectionView = new CollectionView
{
ItemsLayout = itemsLayout,
ItemTemplate = itemTemplate,
AutomationId = "collectionview",
Header = "This is the header",
ItemsUpdatingScrollMode = scrollMode
};
var generator = new ItemsSourceGenerator(collectionView, initialItems, ItemsSourceType.ObservableCollection);
var remover = new ItemRemover(collectionView);
var adder = new ItemAdder(collectionView);
var replacer = new ItemReplacer(collectionView);
var mover = new ItemMover(collectionView);
var inserter = new ItemInserter(collectionView);
layout.Children.Add(generator);
layout.Children.Add(remover);
Grid.SetRow(remover, 1);
layout.Children.Add(adder);
Grid.SetRow(adder, 2);
layout.Children.Add(replacer);
Grid.SetRow(replacer, 3);
layout.Children.Add(mover);
Grid.SetRow(mover, 4);
layout.Children.Add(inserter);
Grid.SetRow(inserter, 5);
layout.Children.Add(collectionView);
Grid.SetRow(collectionView, 6);
Content = layout;
if (addItemsWithTimer)
{
generator.GenerateEmptyObservableCollectionAndAddItemsEverySecond();
}
else
{
generator.GenerateItems();
}
}
public ObservableMultiItemCollectionViewGallery(ItemsLayoutOrientation orientation = ItemsLayoutOrientation.Vertical,
bool grid = true, int initialItems = 1000, bool withIndex = false)
{
var layout = new Grid
{
RowDefinitions = new RowDefinitionCollection
{
new RowDefinition {
Height = GridLength.Auto
},
new RowDefinition {
Height = GridLength.Auto
},
new RowDefinition {
Height = GridLength.Auto
},
new RowDefinition {
Height = GridLength.Auto
},
new RowDefinition {
Height = GridLength.Auto
},
new RowDefinition {
Height = GridLength.Star
}
}
};
var itemsLayout = grid
? new GridItemsLayout(3, orientation)
: new LinearItemsLayout(orientation) as IItemsLayout;
var itemTemplate = ExampleTemplates.PhotoTemplate();
var collectionView = new CollectionView {
ItemsLayout = itemsLayout, ItemTemplate = itemTemplate, AutomationId = "collectionview"
};
var generator = new ItemsSourceGenerator(collectionView, initialItems, ItemsSourceType.MultiTestObservableCollection);
var remover = new MultiItemRemover(collectionView, withIndex);
var adder = new MultiItemAdder(collectionView, withIndex);
var replacer = new MultiItemReplacer(collectionView);
var mover = new MultiItemMover(collectionView);
layout.Children.Add(generator);
layout.Children.Add(remover);
Grid.SetRow(remover, 1);
layout.Children.Add(adder);
Grid.SetRow(adder, 2);
layout.Children.Add(replacer);
Grid.SetRow(replacer, 3);
layout.Children.Add(mover);
Grid.SetRow(mover, 4);
layout.Children.Add(collectionView);
Grid.SetRow(collectionView, 5);
Content = layout;
generator.GenerateItems();
}