void ToggleShowing(bool isShowing, bool animated)
{
if (_contentPage == null)
{
_contentPage = new YoutubeStyleContentPage();
_contentPage.ParentHeight = Height;
PageContainer.Content = _contentPage;
_panGesture = new PanGestureRecognizer();
_panGesture.OnAction += Gesture_OnAction;
_panGesture.IsConsumingTouchesInParallel = true;
_contentPage.VideoPlayerView.AddGestureRecognizer(_panGesture);
}
var minHeight = _contentPage.MinimumHeightRequest;
var minWidth = _contentPage.MinimumWidthRequest;
_contentBounds.Y = isShowing ? 0 : Height - minHeight;
_contentBounds.X = isShowing ? 0 : Width - minWidth;
_contentBounds.Width = isShowing ? Width : minWidth;
_contentBounds.Height = isShowing ? Height : minHeight;
if (MediaItemsListView.SelectedItem != null)
{
_contentPage.Item = MediaItemsListView.SelectedItem as MediaItem;
}
if (animated)
{
PageContainer.LayoutTo(_contentBounds);
}
else
{
PageContainer.Layout(_contentBounds);
}
}
void AddSomeGesturesUsingCode()
{
//2 options:
//1. use the standard xamarin api. e.g. view.GestureRecgonizers.Add(yourgesturerecognizer)
// and then call view.ProcessGestures();
// this has the benefit that when Xamarin add an api hook we can remove the view.ProcessGestures call and
// it will all be good.
//2. use the extension method view.AddGestureRecognizer(yourgesturerecognizer)
// this is easier to use; and does everything under the hood; but it's a bit more obtrusive.
// in all cases, until Xamarin do more to open up the api, you must use the view extension method
// removeGestureRecognizer
// comment on https://bugzilla.xamarin.com/show_bug.cgi?id=30467 to get Xamarin to expand
// IGestureRecognizer with some add/remove hooks
var panRecognizer = new PanGestureRecognizer ();
panRecognizer.OnAction += OnAction;
var Box3 = new BoxView () {
Color = Color.Olive,
};
MainLayout.Children.Add (Box3);
Box3.Layout (new Rectangle (100, 400, 100, 100));
// Box3.AddGestureRecognizer (panRecognizer);
var panRecognizerWith2Tocuhes = new TwinTechs.Gestures.PanGestureRecognizer ();
panRecognizerWith2Tocuhes.OnAction += OnAction;
panRecognizerWith2Tocuhes.MinimumNumberOfTouches = 2;
Label2.GestureRecognizers.Add (panRecognizerWith2Tocuhes);
Label2.ProcessGestureRecognizers ();
}
public PanGestureExample3 ()
{
InitializeComponent ();
MainLayout.OnLayoutChildren += MainLayout_OnLayoutChildren;
OuterView = new StackLayout {
Padding = new Thickness (50),
BackgroundColor = Color.Yellow
};
this.MainLayout.Children.Add (OuterView);
OuterView.Layout (_outerLayoutBounds);
Box = new BoxView {
Color = Color.Red,
WidthRequest = 150,
HeightRequest = 150,
};
OuterView.Children.Add (Box);
var panRecognizer = new PanGestureRecognizer ();
panRecognizer.IsConsumingTouchesInParallel = true;
panRecognizer.OnAction += Gesture_OnAction;
Box.AddGestureRecognizer (panRecognizer);
Box2 = new BoxView ();
Box2.Color = Color.Blue;
this.MainLayout.Children.Add (Box2);
Box2.Layout (_box2Bounds);
panRecognizer = new PanGestureRecognizer ();
panRecognizer.OnAction += Gesture_OnAction;
panRecognizer.IsConsumingTouchesInParallel = true;
Box2.AddGestureRecognizer (panRecognizer);
DoBoxAnimation ();
}
public PanGestureExample3()
{
InitializeComponent();
MainLayout.OnLayoutChildren += MainLayout_OnLayoutChildren;
OuterView = new StackLayout {
Padding = new Thickness(50),
BackgroundColor = Color.Yellow
};
this.MainLayout.Children.Add(OuterView);
OuterView.Layout(_outerLayoutBounds);
Box = new BoxView {
Color = Color.Red,
WidthRequest = 150,
HeightRequest = 150,
};
OuterView.Children.Add(Box);
var panRecognizer = new PanGestureRecognizer();
panRecognizer.IsConsumingTouchesInParallel = true;
panRecognizer.OnAction += Gesture_OnAction;
Box.AddGestureRecognizer(panRecognizer);
Box2 = new BoxView();
Box2.Color = Color.Blue;
this.MainLayout.Children.Add(Box2);
Box2.Layout(_box2Bounds);
panRecognizer = new PanGestureRecognizer();
panRecognizer.OnAction += Gesture_OnAction;
panRecognizer.IsConsumingTouchesInParallel = true;
Box2.AddGestureRecognizer(panRecognizer);
DoBoxAnimation();
}
void AddSomeGesturesUsingCode()
{
//2 options:
//1. use the standard xamarin api. e.g. view.GestureRecgonizers.Add(yourgesturerecognizer)
// and then call view.ProcessGestures();
// this has the benefit that when Xamarin add an api hook we can remove the view.ProcessGestures call and
// it will all be good.
//2. use the extension method view.AddGestureRecognizer(yourgesturerecognizer)
// this is easier to use; and does everything under the hood; but it's a bit more obtrusive.
// in all cases, until Xamarin do more to open up the api, you must use the view extension method
// removeGestureRecognizer
// comment on https://bugzilla.xamarin.com/show_bug.cgi?id=30467 to get Xamarin to expand
// IGestureRecognizer with some add/remove hooks
var panRecognizer = new PanGestureRecognizer();
panRecognizer.OnAction += OnAction;
var Box3 = new BoxView()
{
Color = Color.Olive,
};
MainLayout.Children.Add(Box3);
Box3.Layout(new Rectangle(100, 400, 100, 100));
// Box3.AddGestureRecognizer (panRecognizer);
var panRecognizerWith2Tocuhes = new TwinTechs.Gestures.PanGestureRecognizer();
panRecognizerWith2Tocuhes.OnAction += OnAction;
panRecognizerWith2Tocuhes.MinimumNumberOfTouches = 2;
Label2.GestureRecognizers.Add(panRecognizerWith2Tocuhes);
Label2.ProcessGestureRecognizers();
}
public PageScrollerControl () : base ()
{
_contentView = new StackLayout () {Orientation = StackOrientation.Horizontal,
Spacing = 0
};
Children.Add (_contentView);
var gesture2 = new PanGestureRecognizer ();
gesture2.OnAction += Gesture_OnAction;
this.AddGestureRecognizer (gesture2);
IsClippedToBounds = true;
Pages.CollectionChanged += Pages_CollectionChanged;
}
public PageScrollerControl () : base ()
{
Pages = new ObservableCollection<VisualElement> ();
_contentView = new StackLayout () {Orientation = StackOrientation.Horizontal,
Spacing = 0
};
Children.Add (_contentView);
var gesture2 = new PanGestureRecognizer ();
gesture2.OnAction += Gesture_OnAction;
gesture2.IsConsumingTouchesInParallel = true;
gesture2.CancelsTouchesInView = true;
this.AddGestureRecognizer (gesture2);
IsClippedToBounds = true;
Pages.CollectionChanged += Pages_CollectionChanged;
}
public GestureScrollListExample()
{
InitializeComponent();
MainLayout.OnLayoutChildren += MainLayout_OnLayoutChildren;
MediaItemsListView.ItemsSource = DataProvider.GetMediaItems();
_panGesture = new PanGestureRecognizer();
_panGesture.OnAction += Gesture_OnAction;
_panGesture.IsConsumingTouchesInParallel = true;
// _panGesture.CancelsTouchesInView = true;
// _panGesture.DelaysTouches = true;
// _panGesture.OnGestureShouldBeginDelegate += OnGestureShouldBegin;
MediaItemsListView.AddGestureRecognizer(_panGesture);
MediaItemsListView.OnScroll += MediaItemsListView_OnScroll;
}
public GestureScrollListExample()
{
InitializeComponent ();
MainLayout.OnLayoutChildren += MainLayout_OnLayoutChildren;
MediaItemsListView.ItemsSource = DataProvider.GetMediaItems ();
_panGesture = new PanGestureRecognizer ();
_panGesture.OnAction += Gesture_OnAction;
_panGesture.IsConsumingTouchesInParallel = true;
// _panGesture.CancelsTouchesInView = true;
// _panGesture.DelaysTouches = true;
// _panGesture.OnGestureShouldBeginDelegate += OnGestureShouldBegin;
MediaItemsListView.AddGestureRecognizer (_panGesture);
MediaItemsListView.OnScroll += MediaItemsListView_OnScroll;
}
void AddSomeGesturesUsingCode()
{
//2 options:
//1. use the standard xamarin api. e.g. view.GestureRecgonizers.Add(yourgesturerecognizer)
// and then call view.ProcessGestures();
// this has the benefit that when Xamarin add an api hook we can remove the view.ProcessGestures call and
// it will all be good.
//2. use the extension method view.AddGestureRecognizer(yourgesturerecognizer)
// this is easier to use; and does everything under the hood; but it's a bit more obtrusive.
// in all cases, until Xamarin do more to open up the api, you must use the view extension method
// removeGestureRecognizer
// comment on https://bugzilla.xamarin.com/show_bug.cgi?id=30467 to get Xamarin to expand
// IGestureRecognizer with some add/remove hooks
_stackPanRecognizer = new PanGestureRecognizer();
_stackPanRecognizer.OnAction += OnAction;
MyStack.AddGestureRecognizer(_stackPanRecognizer);
}
void AddSomeGesturesUsingCode ()
{
//2 options:
//1. use the standard xamarin api. e.g. view.GestureRecgonizers.Add(yourgesturerecognizer)
// and then call view.ProcessGestures();
// this has the benefit that when Xamarin add an api hook we can remove the view.ProcessGestures call and
// it will all be good.
//2. use the extension method view.AddGestureRecognizer(yourgesturerecognizer)
// this is easier to use; and does everything under the hood; but it's a bit more obtrusive.
// in all cases, until Xamarin do more to open up the api, you must use the view extension method
// removeGestureRecognizer
// comment on https://bugzilla.xamarin.com/show_bug.cgi?id=30467 to get Xamarin to expand
// IGestureRecognizer with some add/remove hooks
_stackPanRecognizer = new PanGestureRecognizer ();
_stackPanRecognizer.OnAction += OnAction;
MyStack.AddGestureRecognizer (_stackPanRecognizer);
}
public PageScrollerControl() : base()
{
Pages = new ObservableCollection <VisualElement> ();
_contentView = new StackLayout()
{
Orientation = StackOrientation.Horizontal,
Spacing = 0
};
Children.Add(_contentView);
var gesture2 = new PanGestureRecognizer();
gesture2.OnAction += Gesture_OnAction;
gesture2.IsConsumingTouchesInParallel = true;
gesture2.CancelsTouchesInView = true;
this.AddGestureRecognizer(gesture2);
IsClippedToBounds = true;
Pages.CollectionChanged += Pages_CollectionChanged;
}
public PanGestureExample2 ()
{
InitializeComponent ();
MainLayout.OnLayoutChildren += MainLayout_OnLayoutChildren;
Box = new BoxView ();
Box.Color = Color.Red;
this.MainLayout.Children.Add (Box);
Box.Layout (_boxBounds);
var panRecognizer = new PanGestureRecognizer ();
panRecognizer.IsConsumingTouchesInParallel = true;
panRecognizer.OnAction += Gesture_OnAction;
Box.AddGestureRecognizer (panRecognizer);
Box2 = new BoxView ();
Box2.Color = Color.Blue;
this.MainLayout.Children.Add (Box2);
Box2.Layout (_box2Bounds);
panRecognizer = new PanGestureRecognizer ();
panRecognizer.OnAction += Gesture_OnAction;
panRecognizer.IsConsumingTouchesInParallel = true;
Box2.AddGestureRecognizer (panRecognizer);
DoBoxAnimation ();
}
public PanGestureExample2()
{
InitializeComponent();
MainLayout.OnLayoutChildren += MainLayout_OnLayoutChildren;
Box = new BoxView();
Box.Color = Color.Red;
this.MainLayout.Children.Add(Box);
Box.Layout(_boxBounds);
var panRecognizer = new PanGestureRecognizer();
panRecognizer.IsConsumingTouchesInParallel = true;
panRecognizer.OnAction += Gesture_OnAction;
Box.AddGestureRecognizer(panRecognizer);
Box2 = new BoxView();
Box2.Color = Color.Blue;
this.MainLayout.Children.Add(Box2);
Box2.Layout(_box2Bounds);
panRecognizer = new PanGestureRecognizer();
panRecognizer.OnAction += Gesture_OnAction;
panRecognizer.IsConsumingTouchesInParallel = true;
Box2.AddGestureRecognizer(panRecognizer);
DoBoxAnimation();
}
void ToggleShowing (bool isShowing, bool animated)
{
if (_contentPage == null) {
_contentPage = new YoutubeStyleContentPage ();
_contentPage.ParentHeight = Height;
PageContainer.Content = _contentPage;
_panGesture = new PanGestureRecognizer ();
_panGesture.OnAction += Gesture_OnAction;
_panGesture.IsConsumingTouchesInParallel = true;
_contentPage.VideoPlayerView.AddGestureRecognizer (_panGesture);
}
var minHeight = _contentPage.MinimumHeightRequest;
var minWidth = _contentPage.MinimumWidthRequest;
_contentBounds.Y = isShowing ? 0 : Height - minHeight;
_contentBounds.X = isShowing ? 0 : Width - minWidth;
_contentBounds.Width = isShowing ? Width : minWidth;
_contentBounds.Height = isShowing ? Height : minHeight;
if (MediaItemsListView.SelectedItem != null) {
_contentPage.Item = MediaItemsListView.SelectedItem as MediaItem;
}
if (animated) {
PageContainer.LayoutTo (_contentBounds);
} else {
PageContainer.Layout (_contentBounds);
}
}
