588 строки
16 KiB
C#
588 строки
16 KiB
C#
using System;
|
||
using System.Collections.Generic;
|
||
using CoreLocation;
|
||
using Foundation;
|
||
using MapKit;
|
||
using UIKit;
|
||
using Xamarin.Forms;
|
||
using Xamarin.Forms.ControlGallery.iOS;
|
||
using Xamarin.Forms.Controls;
|
||
using Xamarin.Forms.Controls.Issues;
|
||
using Xamarin.Forms.Platform.iOS;
|
||
using RectangleF = CoreGraphics.CGRect;
|
||
|
||
[assembly: ExportRenderer(typeof(Bugzilla21177.CollectionView), typeof(CollectionViewRenderer))]
|
||
[assembly: ExportRenderer(typeof(Bugzilla31395.CustomContentView), typeof(CustomContentRenderer))]
|
||
[assembly: ExportRenderer(typeof(NativeCell), typeof(NativeiOSCellRenderer))]
|
||
[assembly: ExportRenderer(typeof(NativeListView2), typeof(NativeiOSListViewRenderer))]
|
||
[assembly: ExportRenderer(typeof(NativeListView), typeof(NativeListViewRenderer))]
|
||
[assembly: ExportRenderer(typeof(CustomMapView), typeof(CustomIOSMapRenderer))]
|
||
[assembly: ExportRenderer(typeof(TabbedPage), typeof(TabbedPageWithCustomBarColorRenderer))]
|
||
[assembly: ExportRenderer(typeof(Bugzilla43161.AccessoryViewCell), typeof(AccessoryViewCellRenderer))]
|
||
[assembly: ExportRenderer(typeof(Bugzilla36802.AccessoryViewCell), typeof(AccessoryViewCellRenderer))]
|
||
namespace Xamarin.Forms.ControlGallery.iOS
|
||
{
|
||
public class CustomIOSMapRenderer : ViewRenderer<CustomMapView, MKMapView>
|
||
{
|
||
private MKMapView _mapView;
|
||
|
||
protected override void OnElementChanged(ElementChangedEventArgs<CustomMapView> e)
|
||
{
|
||
base.OnElementChanged(e);
|
||
|
||
if (e.NewElement != null)
|
||
{
|
||
if (Control == null)
|
||
{
|
||
_mapView = new MKMapView(UIScreen.MainScreen.Bounds);
|
||
_mapView.MapType = MKMapType.Standard;
|
||
_mapView.RotateEnabled = false;
|
||
SetNativeControl(_mapView);
|
||
}
|
||
|
||
}
|
||
|
||
CLLocationCoordinate2D coords = new CLLocationCoordinate2D(48.857, 2.351);
|
||
MKCoordinateSpan span = new MKCoordinateSpan(MilesToLatitudeDegrees(20), MilesToLongitudeDegrees(20, coords.Latitude));
|
||
_mapView.Region = new MKCoordinateRegion(coords, span);
|
||
}
|
||
|
||
public double MilesToLatitudeDegrees(double miles)
|
||
{
|
||
double earthRadius = 3960.0; // in miles
|
||
double radiansToDegrees = 180.0 / Math.PI;
|
||
return (miles / earthRadius) * radiansToDegrees;
|
||
}
|
||
|
||
public double MilesToLongitudeDegrees(double miles, double atLatitude)
|
||
{
|
||
double earthRadius = 3960.0; // in miles
|
||
double degreesToRadians = Math.PI / 180.0;
|
||
double radiansToDegrees = 180.0 / Math.PI;
|
||
// derive the earth's radius at that point in latitude
|
||
double radiusAtLatitude = earthRadius * Math.Cos(atLatitude * degreesToRadians);
|
||
return (miles / radiusAtLatitude) * radiansToDegrees;
|
||
}
|
||
}
|
||
|
||
|
||
public class NativeiOSCellRenderer : ViewCellRenderer
|
||
{
|
||
static NSString s_rid = new NSString("NativeCell");
|
||
|
||
public NativeiOSCellRenderer()
|
||
{
|
||
}
|
||
|
||
public override UITableViewCell GetCell(Xamarin.Forms.Cell item, UITableViewCell reusableCell, UITableView tv)
|
||
{
|
||
var x = (NativeCell)item;
|
||
Console.WriteLine(x);
|
||
|
||
NativeiOSCell c = reusableCell as NativeiOSCell;
|
||
|
||
if (c == null)
|
||
{
|
||
c = new NativeiOSCell(s_rid);
|
||
}
|
||
|
||
UIImage i = null;
|
||
if (!string.IsNullOrWhiteSpace(x.ImageFilename))
|
||
{
|
||
i = UIImage.FromFile("Images/" + x.ImageFilename + ".jpg");
|
||
}
|
||
|
||
base.WireUpForceUpdateSizeRequested(item, c, tv);
|
||
|
||
c.UpdateCell(x.Name, x.Category, i);
|
||
|
||
return c;
|
||
}
|
||
}
|
||
|
||
|
||
/// <summary>
|
||
/// Sample of a custom cell layout, taken from the iOS docs at
|
||
/// http://developer.xamarin.com/guides/ios/user_interface/tables/part_3_-_customizing_a_table's_appearance/
|
||
/// </summary>
|
||
public class NativeiOSCell : UITableViewCell
|
||
{
|
||
UILabel _headingLabel;
|
||
UILabel _subheadingLabel;
|
||
UIImageView _imageView;
|
||
|
||
public NativeiOSCell(NSString cellId) : base(UITableViewCellStyle.Default, cellId)
|
||
{
|
||
SelectionStyle = UITableViewCellSelectionStyle.Gray;
|
||
|
||
ContentView.BackgroundColor = UIColor.FromRGB(255, 255, 224);
|
||
|
||
_imageView = new UIImageView();
|
||
|
||
_headingLabel = new UILabel()
|
||
{
|
||
Font = UIFont.FromName("Cochin-BoldItalic", 22f),
|
||
TextColor = UIColor.FromRGB(127, 51, 0),
|
||
BackgroundColor = UIColor.Clear
|
||
};
|
||
|
||
_subheadingLabel = new UILabel()
|
||
{
|
||
Font = UIFont.FromName("AmericanTypewriter", 12f),
|
||
TextColor = UIColor.FromRGB(38, 127, 0),
|
||
TextAlignment = UITextAlignment.Center,
|
||
BackgroundColor = UIColor.Clear
|
||
};
|
||
|
||
ContentView.Add(_headingLabel);
|
||
ContentView.Add(_subheadingLabel);
|
||
ContentView.Add(_imageView);
|
||
}
|
||
|
||
public void UpdateCell(string caption, string subtitle, UIImage image)
|
||
{
|
||
_imageView.Image = image;
|
||
_headingLabel.Text = caption;
|
||
_subheadingLabel.Text = subtitle;
|
||
}
|
||
|
||
public override void LayoutSubviews()
|
||
{
|
||
base.LayoutSubviews();
|
||
|
||
_imageView.Frame = new RectangleF(ContentView.Bounds.Width - 63, 5, 33, 33);
|
||
_headingLabel.Frame = new RectangleF(5, 4, ContentView.Bounds.Width - 63, 25);
|
||
_subheadingLabel.Frame = new RectangleF(100, 18, 100, 20);
|
||
}
|
||
}
|
||
|
||
/// <summary>
|
||
/// Sample of a custom cell layout, taken from the iOS docs at
|
||
/// http://developer.xamarin.com/guides/ios/user_interface/tables/part_3_-_customizing_a_table's_appearance/
|
||
/// </summary>
|
||
public class NativeiOSListViewCell : UITableViewCell
|
||
{
|
||
UILabel _headingLabel;
|
||
UILabel _subheadingLabel;
|
||
UIImageView _imageView;
|
||
|
||
public NativeiOSListViewCell(NSString cellId) : base(UITableViewCellStyle.Default, cellId)
|
||
{
|
||
SelectionStyle = UITableViewCellSelectionStyle.Gray;
|
||
|
||
ContentView.BackgroundColor = UIColor.FromRGB(218, 255, 127);
|
||
|
||
_imageView = new UIImageView();
|
||
|
||
_headingLabel = new UILabel()
|
||
{
|
||
Font = UIFont.FromName("Cochin-BoldItalic", 22f),
|
||
TextColor = UIColor.FromRGB(127, 51, 0),
|
||
BackgroundColor = UIColor.Clear
|
||
};
|
||
|
||
_subheadingLabel = new UILabel()
|
||
{
|
||
Font = UIFont.FromName("AmericanTypewriter", 12f),
|
||
TextColor = UIColor.FromRGB(38, 127, 0),
|
||
TextAlignment = UITextAlignment.Center,
|
||
BackgroundColor = UIColor.Clear
|
||
};
|
||
|
||
ContentView.Add(_headingLabel);
|
||
ContentView.Add(_subheadingLabel);
|
||
ContentView.Add(_imageView);
|
||
}
|
||
|
||
public void UpdateCell(string caption, string subtitle, UIImage image)
|
||
{
|
||
_imageView.Image = image;
|
||
_headingLabel.Text = caption;
|
||
_subheadingLabel.Text = subtitle;
|
||
}
|
||
|
||
public override void LayoutSubviews()
|
||
{
|
||
base.LayoutSubviews();
|
||
|
||
_imageView.Frame = new RectangleF(ContentView.Bounds.Width - 63, 5, 33, 33);
|
||
_headingLabel.Frame = new RectangleF(5, 4, ContentView.Bounds.Width - 63, 25);
|
||
_subheadingLabel.Frame = new RectangleF(100, 18, 100, 20);
|
||
}
|
||
}
|
||
|
||
public class NativeiOSListViewRenderer : ViewRenderer<NativeListView2, UITableView>
|
||
{
|
||
public NativeiOSListViewRenderer()
|
||
{
|
||
}
|
||
|
||
protected override void OnElementChanged(ElementChangedEventArgs<NativeListView2> e)
|
||
{
|
||
base.OnElementChanged(e);
|
||
|
||
if (Control == null)
|
||
{
|
||
SetNativeControl(new UITableView());
|
||
}
|
||
|
||
if (e.OldElement != null)
|
||
{
|
||
// unsubscribe
|
||
}
|
||
|
||
if (e.NewElement != null)
|
||
{
|
||
// subscribe
|
||
|
||
var s = new NativeiOSListViewSource(e.NewElement);
|
||
Control.Source = s;
|
||
}
|
||
}
|
||
|
||
protected override void OnElementPropertyChanged(object sender, System.ComponentModel.PropertyChangedEventArgs e)
|
||
{
|
||
base.OnElementPropertyChanged(sender, e);
|
||
|
||
if (e.PropertyName == NativeListView.ItemsProperty.PropertyName)
|
||
{
|
||
// update the Items list in the UITableViewSource
|
||
var s = new NativeiOSListViewSource(Element);
|
||
|
||
Control.Source = s;
|
||
}
|
||
}
|
||
|
||
public override SizeRequest GetDesiredSize(double widthConstraint, double heightConstraint)
|
||
{
|
||
return Control.GetSizeRequest(widthConstraint, heightConstraint, 44, 44);
|
||
}
|
||
}
|
||
|
||
public class NativeListViewRenderer : ViewRenderer<NativeListView, UITableView>
|
||
{
|
||
public NativeListViewRenderer()
|
||
{
|
||
}
|
||
|
||
protected override void OnElementChanged(ElementChangedEventArgs<NativeListView> e)
|
||
{
|
||
base.OnElementChanged(e);
|
||
|
||
if (Control == null)
|
||
{
|
||
SetNativeControl(new UITableView());
|
||
}
|
||
|
||
if (e.OldElement != null)
|
||
{
|
||
// unsubscribe
|
||
}
|
||
|
||
if (e.NewElement != null)
|
||
{
|
||
// subscribe
|
||
|
||
var s = new NativeListViewSource(e.NewElement);
|
||
Control.Source = s;
|
||
}
|
||
}
|
||
|
||
protected override void OnElementPropertyChanged(object sender, System.ComponentModel.PropertyChangedEventArgs e)
|
||
{
|
||
base.OnElementPropertyChanged(sender, e);
|
||
|
||
if (e.PropertyName == NativeListView.ItemsProperty.PropertyName)
|
||
{
|
||
// update the Items list in the UITableViewSource
|
||
var s = new NativeListViewSource(Element);
|
||
Control.Source = s;
|
||
}
|
||
}
|
||
|
||
public override SizeRequest GetDesiredSize(double widthConstraint, double heightConstraint)
|
||
{
|
||
return Control.GetSizeRequest(widthConstraint, heightConstraint, 44, 44);
|
||
}
|
||
}
|
||
|
||
public class NativeiOSListViewSource : UITableViewSource
|
||
{
|
||
// declare vars
|
||
IList<DataSource> _tableItems;
|
||
NativeListView2 _listView;
|
||
readonly NSString _cellIdentifier = new NSString("TableCell");
|
||
|
||
public IEnumerable<DataSource> Items
|
||
{
|
||
//get{ }
|
||
set { _tableItems = new List<DataSource>(value); }
|
||
}
|
||
|
||
public NativeiOSListViewSource(NativeListView2 view)
|
||
{
|
||
_tableItems = new List<DataSource>(view.Items);
|
||
_listView = view;
|
||
}
|
||
|
||
/// <summary>
|
||
/// Called by the TableView to determine how many cells to create for that particular section.
|
||
/// </summary>
|
||
|
||
public override nint RowsInSection(UITableView tableview, nint section)
|
||
{
|
||
return _tableItems.Count;
|
||
}
|
||
|
||
#region user interaction methods
|
||
|
||
public override void RowSelected(UITableView tableView, NSIndexPath indexPath)
|
||
{
|
||
_listView.NotifyItemSelected(_tableItems[indexPath.Row]);
|
||
Console.WriteLine("Row " + indexPath.Row.ToString() + " selected");
|
||
tableView.DeselectRow(indexPath, true);
|
||
}
|
||
|
||
public override void RowDeselected(UITableView tableView, NSIndexPath indexPath)
|
||
{
|
||
Console.WriteLine("Row " + indexPath.Row.ToString() + " deselected");
|
||
}
|
||
|
||
#endregion
|
||
|
||
/// <summary>
|
||
/// Called by the TableView to get the actual UITableViewCell to render for the particular section and row
|
||
/// </summary>
|
||
public override UITableViewCell GetCell(UITableView tableView, NSIndexPath indexPath)
|
||
{
|
||
// request a recycled cell to save memory
|
||
NativeiOSListViewCell cell = tableView.DequeueReusableCell(_cellIdentifier) as NativeiOSListViewCell;
|
||
|
||
// if there are no cells to reuse, create a new one
|
||
if (cell == null)
|
||
{
|
||
cell = new NativeiOSListViewCell(_cellIdentifier);
|
||
}
|
||
|
||
if (string.IsNullOrWhiteSpace(_tableItems[indexPath.Row].ImageFilename))
|
||
{
|
||
cell.UpdateCell(_tableItems[indexPath.Row].Name
|
||
, _tableItems[indexPath.Row].Category
|
||
, null);
|
||
}
|
||
else
|
||
{
|
||
cell.UpdateCell(_tableItems[indexPath.Row].Name
|
||
, _tableItems[indexPath.Row].Category
|
||
, UIImage.FromFile("Images/" + _tableItems[indexPath.Row].ImageFilename + ".jpg"));
|
||
}
|
||
|
||
return cell;
|
||
}
|
||
}
|
||
|
||
public class NativeListViewSource : UITableViewSource
|
||
{
|
||
// declare vars
|
||
IList<string> _tableItems;
|
||
string _cellIdentifier = "TableCell";
|
||
NativeListView _listView;
|
||
|
||
public IEnumerable<string> Items
|
||
{
|
||
set { _tableItems = new List<string>(value);
|
||
}
|
||
}
|
||
|
||
public NativeListViewSource(NativeListView view)
|
||
{
|
||
_tableItems = new List<string>(view.Items);
|
||
_listView = view;
|
||
}
|
||
|
||
public override nint RowsInSection(UITableView tableview, nint section)
|
||
{
|
||
return _tableItems.Count;
|
||
}
|
||
|
||
#region user interaction methods
|
||
|
||
public override void RowSelected(UITableView tableView, NSIndexPath indexPath)
|
||
{
|
||
_listView.NotifyItemSelected(_tableItems[indexPath.Row]);
|
||
|
||
Console.WriteLine("Row " + indexPath.Row.ToString() + " selected");
|
||
|
||
tableView.DeselectRow(indexPath, true);
|
||
}
|
||
|
||
public override void RowDeselected(UITableView tableView, NSIndexPath indexPath)
|
||
{
|
||
Console.WriteLine("Row " + indexPath.Row.ToString() + " deselected");
|
||
}
|
||
|
||
#endregion
|
||
|
||
/// <summary>
|
||
/// Called by the TableView to get the actual UITableViewCell to render for the particular section and row
|
||
/// </summary>
|
||
public override UITableViewCell GetCell(UITableView tableView, NSIndexPath indexPath)
|
||
{
|
||
// declare vars
|
||
UITableViewCell cell = tableView.DequeueReusableCell(_cellIdentifier);
|
||
//string item = tableItems [indexPath.Row]; //.Items[indexPath.Row];
|
||
|
||
// if there are no cells to reuse, create a new one
|
||
if (cell == null)
|
||
cell = new UITableViewCell(UITableViewCellStyle.Subtitle, _cellIdentifier);
|
||
|
||
// set the item text
|
||
cell.TextLabel.Text = _tableItems[indexPath.Row]; //.Items[indexPath.Row].Heading;
|
||
|
||
// if it's a cell style that supports a subheading, set it
|
||
// if(item.CellStyle == UITableViewCellStyle.Subtitle
|
||
// || item.CellStyle == UITableViewCellStyle.Value1
|
||
// || item.CellStyle == UITableViewCellStyle.Value2)
|
||
// { cell.DetailTextLabel.Text = item.SubHeading; }
|
||
|
||
// if the item has a valid image, and it's not the contact style (doesn't support images)
|
||
// if(!string.IsNullOrEmpty(item.ImageName) && item.CellStyle != UITableViewCellStyle.Value2)
|
||
// {
|
||
// if(File.Exists(item.ImageName))
|
||
// cell.ImageView.Image = UIImage.FromBundle(item.ImageName);
|
||
// }
|
||
|
||
// set the accessory
|
||
cell.Accessory = UITableViewCellAccessory.DisclosureIndicator;
|
||
|
||
return cell;
|
||
}
|
||
|
||
}
|
||
|
||
public class CustomContentRenderer : ViewRenderer
|
||
{
|
||
}
|
||
|
||
public class CollectionViewRenderer : ViewRenderer<Bugzilla21177.CollectionView, UICollectionView>
|
||
{
|
||
public void ItemSelected(UICollectionView collectionViewView, NSIndexPath indexPath)
|
||
{
|
||
Element.InvokeItemSelected(indexPath.Row);
|
||
}
|
||
|
||
CollectionViewController _controller;
|
||
|
||
protected override void OnElementChanged(ElementChangedEventArgs<Bugzilla21177.CollectionView> e)
|
||
{
|
||
if (e.NewElement != null)
|
||
{
|
||
var flowLayout = new UICollectionViewFlowLayout
|
||
{
|
||
SectionInset = new UIEdgeInsets(20, 20, 20, 20),
|
||
ScrollDirection = UICollectionViewScrollDirection.Vertical,
|
||
MinimumInteritemSpacing = 5, // minimum spacing between cells
|
||
MinimumLineSpacing = 5 // minimum spacing between rows if ScrollDirection is Vertical or between columns if Horizontal
|
||
};
|
||
_controller = new CollectionViewController(flowLayout, ItemSelected);
|
||
SetNativeControl(_controller.CollectionView);
|
||
}
|
||
|
||
base.OnElementChanged(e);
|
||
}
|
||
}
|
||
|
||
public class CollectionViewController : UICollectionViewController
|
||
{
|
||
readonly OnItemSelected _onItemSelected;
|
||
static NSString cellId = new NSString("CollectionViewCell");
|
||
List<string> items;
|
||
|
||
public delegate void OnItemSelected(UICollectionView collectionView, NSIndexPath indexPath);
|
||
|
||
public CollectionViewController(UICollectionViewLayout layout, OnItemSelected onItemSelected) : base(layout)
|
||
{
|
||
items = new List<string>();
|
||
for (int i = 0; i < 20; i++) {
|
||
items.Add($"#{i}");
|
||
}
|
||
_onItemSelected = onItemSelected;
|
||
}
|
||
|
||
public override void ViewDidLoad()
|
||
{
|
||
base.ViewDidLoad();
|
||
CollectionView.RegisterClassForCell(typeof(CollectionViewCell), cellId);
|
||
}
|
||
|
||
public override nint NumberOfSections(UICollectionView collectionView)
|
||
{
|
||
return 1;
|
||
}
|
||
|
||
public override nint GetItemsCount(UICollectionView collectionView, nint section)
|
||
{
|
||
return items.Count;
|
||
}
|
||
|
||
public override UICollectionViewCell GetCell(UICollectionView collectionView, NSIndexPath indexPath)
|
||
{
|
||
var cell = (CollectionViewCell)collectionView.DequeueReusableCell(cellId, indexPath);
|
||
cell.Label.Text = items[indexPath.Row];
|
||
return cell;
|
||
}
|
||
|
||
public override void ItemSelected(UICollectionView collectionView, NSIndexPath indexPath)
|
||
{
|
||
_onItemSelected(collectionView, indexPath);
|
||
}
|
||
}
|
||
|
||
public class CollectionViewCell : UICollectionViewCell
|
||
{
|
||
public UILabel Label { get; private set; }
|
||
|
||
[Export("initWithFrame:")]
|
||
public CollectionViewCell(RectangleF frame) : base(frame)
|
||
{
|
||
var rand = new Random();
|
||
BackgroundView = new UIView { BackgroundColor = UIColor.FromRGB(rand.Next(0, 256), rand.Next(0, 256), rand.Next(0, 256)) };
|
||
SelectedBackgroundView = new UIView { BackgroundColor = UIColor.Green };
|
||
ContentView.Layer.BorderColor = UIColor.LightGray.CGColor;
|
||
ContentView.Layer.BorderWidth = 2.0f;
|
||
Label = new UILabel(frame);
|
||
Label.Center = ContentView.Center;
|
||
ContentView.AddSubview(Label);
|
||
}
|
||
}
|
||
|
||
public class TabbedPageWithCustomBarColorRenderer : TabbedRenderer
|
||
{
|
||
public TabbedPageWithCustomBarColorRenderer()
|
||
{
|
||
TabBar.TintColor = UIColor.White;
|
||
TabBar.BarTintColor = UIColor.Purple;
|
||
|
||
//UITabBar.Appearance.TintColor = UIColor.White;
|
||
//UITabBar.Appearance.BarTintColor = UIColor.Purple;
|
||
}
|
||
}
|
||
|
||
public class AccessoryViewCellRenderer : ViewCellRenderer
|
||
{
|
||
public override UITableViewCell GetCell(Cell item, UITableViewCell reusableCell, UITableView tv)
|
||
{
|
||
var cell = base.GetCell(item, reusableCell, tv);
|
||
|
||
// remove highlight on selected cell
|
||
cell.SelectionStyle = UITableViewCellSelectionStyle.None;
|
||
|
||
// iOS right arrow
|
||
cell.Accessory = UITableViewCellAccessory.DisclosureIndicator;
|
||
|
||
return cell;
|
||
}
|
||
}
|
||
}
|
||
|