private async void StockCellRecognizer_Tapped(object sender, EventArgs e)
{
// thingamajig to fade in the overlay
FadeBackground.Opacity = 0;
FadeBackground.IsVisible = true;
_ = FadeBackground.FadeTo(1, animationSpeed);
// gets cell that was tapped
var element = (StockCell)sender;
FakeCell.BindingContext = element.BindingContext;
// positions the dropdowns
PositionDropDown(element, Front);
PositionDropDown(element, Back);
// the dropdowns have to start hidden - might refactor this later, this looks ugly...
Front.IsVisible = true;
DeleteDropDown.IsVisible = false;
EditDropDown.IsVisible = false;
InfoDropDown.IsVisible = false;
Back.IsVisible = false;
await OpenDropDown(InfoDropDown);
await OpenDropDown(DeleteDropDown);
await OpenDropDown(EditDropDown);
}
private async void YesButtonTapGestureRecognizer_Tapped(object sender, EventArgs e)
{
// close the overlays
await Flip(BackSide, FrontSide);
CloseDropDown(EditDropDown);
await CloseDropDown(DeleteDropDown);
await FadeBackground.FadeTo(0, animationSpeed);
FadeBackground.IsVisible = false;
// go through all the elements after it and translate them up
List <Task> animations = new List <Task>();
for (int i = selectedIndex + 1; i < ViewStack.Children.Count; i++)
{
VisualElement elementToMove;
elementToMove = ViewStack.Children[i];
// work out the bounds we are going to move them to
var boundsToMoveTo = elementToMove.Bounds;
boundsToMoveTo.Top -= selectedElement.Height;
animations.Add(elementToMove.LayoutTo(boundsToMoveTo, animationSpeed, Easing.BounceOut));
}
await Task.WhenAll(animations);
await selectedElement.FadeTo(0, animationSpeed);
ViewStack.Children.Remove(selectedElement);
}
private async void TimeCellGestureRecognizer_Tapped(object sender, EventArgs e)
{
//淡出PopupPage
FadeBackground.Opacity = 0;
FadeBackground.IsVisible = true;
_ = FadeBackground.FadeTo(1, animationSpeed);
#region 動態定位點到的元件且待出資料
//取得點到的是哪一筆
var element = (TimeCell)sender;
//帶出選到值
FakeCell.BindingContext = element.BindingContext;
PositionDropDown(element, FrontSide);
PositionDropDown(element, BackSide);
#endregion
//先隱藏元件
FrontSide.IsVisible = true;
DeleteDropdown.IsVisible = false;
EditDropdown.IsVisible = false;
InfoDropdown.IsVisible = false;
BackSide.IsVisible = false;
//再打開
await OpenDropDown(DeleteDropdown);
await OpenDropDown(EditDropdown);
await OpenDropDown(InfoDropdown);
}
private async void StockCellRecognizer_Tapped(object sender, EventArgs e)
{
// thingamajig to fade in the overlay
FadeBackground.Opacity = 0;
FadeBackground.IsVisible = true;
FadeBackground.FadeTo(1, animationSpeed);
// gets cell that was tapped
var element = (StockCell)sender;
// positions the overlay
FakeCell.BindingContext = element.BindingContext;
var dropDownContainerRect = new Rectangle(0, element.Bounds.Top, this.Width, FakeCell.Height + InfoDropDown.Height + DeleteDropDown.Height);
AbsoluteLayout.SetLayoutBounds(DropDownContainer, dropDownContainerRect);
// the dropdowns have to start hidden - might refactor this later, this looks ugly...
DeleteDropDown.IsVisible = false;
EditDropDown.IsVisible = false;
InfoDropDown.IsVisible = false;
await OpenDropDown(InfoDropDown);
await OpenDropDown(DeleteDropDown);
await OpenDropDown(EditDropDown);
}
private async void BackgroundTapRecognizer_Tapped(object sender, EventArgs e)
{
// closes all the dropdowns
await CloseDropDown(EditDropDown);
await CloseDropDown(DeleteDropDown);
await CloseDropDown(InfoDropDown);
// thingamajig to fade out the overlay -- added async/await because it makes sense to me.
await FadeBackground.FadeTo(0, animationSpeed);
FadeBackground.IsVisible = false;
}
private async void BackgroundTapGestureRecognizer_Tapped(object sender, EventArgs e)
{
//關閉動畫
await CloseDropDown(InfoDropdown);
await CloseDropDown(EditDropdown);
await CloseDropDown(DeleteDropdown);
//取消跳出
await FadeBackground.FadeTo(0, 100);
FadeBackground.IsVisible = false;
}
private async void CloseGestureRecognizer_Tapped(object sender, EventArgs e)
{
AnimateCloseButton(CloseButton, entering: false);
// close the drop downs
await CloseDropDown(InfoDropDown);
await CloseDropDown(EditDropDown);
await CloseDropDown(DeleteDropDown);
// fade out the overlay
await FadeBackground.FadeTo(0, animationSpeed);
FadeBackground.IsVisible = false;
}
private async void TimeCellTapRecognizer_Tapped(object sender, EventArgs e)
{
// get the cell that was tapped
selectedElement = (TimeCell)sender;
selectedIndex = ViewStack.Children.IndexOf(selectedElement);
// set the binding context to the panel
// so that it can be inherited by the FakeCell and
// any other controls required on the popup.
FrontSide.BindingContext = selectedElement.BindingContext;
// position the drop downs
PositionDropDown(selectedElement, FrontSide);
PositionDropDown(selectedElement, BackSide);
// fade in the overlay
FadeBackground.Opacity = 0;
FadeBackground.IsVisible = true;
_ = FadeBackground.FadeTo(1, animationSpeed);
// position the close button
var padding = 40;
var xPos = (this.Width / 2) - (CloseButton.Width / 2);
var yPos = selectedElement.Bounds.Y + FrontSide.Bounds.Height + padding;
var closeButtonRect = new Rectangle(xPos, yPos, CloseButton.Width, CloseButton.Height);
AbsoluteLayout.SetLayoutBounds(CloseButton, closeButtonRect);
// hide the dropdowns
FrontSide.IsVisible = true;
DeleteDropDown.IsVisible = false;
EditDropDown.IsVisible = false;
InfoDropDown.IsVisible = false;
BackSide.IsVisible = false;
CloseButton.Opacity = 0;
await OpenDropDown(DeleteDropDown);
await OpenDropDown(EditDropDown);
await OpenDropDown(InfoDropDown);
AnimateCloseButton(CloseButton, entering: true);
}