protected override void OnAttachedTo(ContentPage bindable)
{
Accordion = bindable.FindByName <SfAccordion>("OuterAccordion");
SearchBar = bindable.FindByName <SearchBar>("searchBar");
SearchBar.TextChanged += SearchBar_TextChanged;
base.OnAttachedTo(bindable);
}
protected override void OnAttachedTo(ContentPage bindable)
{
base.OnAttachedTo(bindable);
accordion = bindable.FindByName <SfAccordion>("Accordion");
HideOrShow = bindable.FindByName <Button>("HideOrShow");
HideOrShow.Clicked += OnHideOrShow;
}
private void InitializeAccordionItems()
{
Accordion = new SfAccordion();
Accordion.Items.Add(GenerateInvoiceHeaderAccordion());
Accordion.Items.Add(GenerateInvoiceItemsAccordion());
Accordion.Items.Add(GeneratePaymentDetailsAccordion());
}
protected override void OnDetachingFrom(ContentPage bindable)
{
SearchBar.TextChanged -= SearchBar_TextChanged;
Accordion = null;
SearchBar = null;
base.OnDetachingFrom(bindable);
}
protected override void OnDetachingFrom(StackLayout bindable)
{
button.Clicked -= Button_Clicked;
stackLayout.ChildAdded -= StackLayout_ChildAdded;
accordion = null;
button = null;
stackLayout = null;
base.OnDetachingFrom(bindable);
}
private void StackLayout_ChildAdded(object sender, ElementEventArgs e)
{
if (e.Element is SfAccordion)
{
//Method 1 : Get SfAccordion reference using StackLayout.ChildAdded Event
accordion = e.Element as SfAccordion;
}
else if (e.Element is Button)
{
button = e.Element as Button;
button.Clicked += Button_Clicked;
}
}
private void Button_Clicked(object sender, EventArgs e)
{
//Method 2 : Get SfAccordion reference using FindByName
accordion = stackLayout.FindByName <SfAccordion>("accordion");
if (!flag)
{
App.Current.MainPage.DisplayAlert("Information", "Accordion instance is obtained and Header Icon Position is changed", "Ok");
flag = true;
}
if (accordion.HeaderIconPosition == Syncfusion.XForms.Expander.IconPosition.Start)
{
accordion.HeaderIconPosition = Syncfusion.XForms.Expander.IconPosition.End;
}
else
{
accordion.HeaderIconPosition = Syncfusion.XForms.Expander.IconPosition.Start;
}
}
private void InitializeAccordionItems()
{
accordion = new SfAccordion();
accordion.Items.Add(GenerateAccordionItem());
}
public MainPage()
{
InitializeComponent();
accordion = new SfAccordion();
}
