Possible problem detected

This commit is contained in:
watsonb8 2019-12-18 20:54:47 -05:00
parent 93dc9ae8c9
commit 3b8fe7fb97
3 changed files with 211 additions and 402 deletions

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@ -87,7 +87,7 @@
</ResourceDictionary>
</Grid.Resources>
</Grid>
<ListView x:Name="DataList" Grid.Row="1" BackgroundColor="#222222" />
<!-- <ListView x:Name="DataList" Grid.Row="1" BackgroundColor="#222222" /> -->
<ContentView
x:Name="_noDataView"
Grid.RowSpan="2"

View File

@ -2,230 +2,127 @@
using System.Collections;
using System.Collections.Generic;
using System.Collections.Specialized;
using System.Collections.ObjectModel;
using System.Linq;
using System.Reflection;
using System.Runtime.CompilerServices;
using System.Windows.Input;
using Xamarin.Forms;
using Aurora.Utils;
[assembly: InternalsVisibleTo("Xamarin.Forms.DataGrid.UnitTest")]
namespace Aurora.Design.Components.DataGrid
{
public partial class DataGrid : Grid
{
#region Private Fields
private ObservableCollection<object> _internalItems;
private Dictionary<int, SortingOrder> _sortingOrders;
#endregion Fields
#region Constructor
public DataGrid() : this(ListViewCachingStrategy.RetainElement)
{
}
public DataGrid(ListViewCachingStrategy cachingStrategy)
{
InitializeComponent();
BackgroundColor = Color.Transparent;
_sortingOrders = new Dictionary<int, SortingOrder>();
DataList.ItemTemplate = new DataGridRowTemplateSelector();
DataList.ItemSelected += (s, e) =>
{
if (SelectionEnabled)
{
SelectedItem = DataList.SelectedItem;
}
else
{
DataList.SelectedItem = null;
}
ItemSelected?.Invoke(this, e);
};
DataList.Refreshing += (s, e) =>
{
Refreshing?.Invoke(this, e);
};
DataList.SetBinding(ListView.RowHeightProperty, new Binding("RowHeight", source: this));
}
#endregion Constructor
#region Public Fields
public event EventHandler Refreshing;
public event EventHandler<SelectedItemChangedEventArgs> ItemSelected;
#endregion Public Fields
#region Bindable properties
public static readonly BindableProperty ActiveRowColorProperty =
BindableProperty.Create(
nameof(ActiveRowColor),
typeof(Color),
typeof(DataGrid),
Color.FromRgb(128, 144, 160),
coerceValue: (bindable, value) =>
BindableProperty.Create(nameof(ActiveRowColor), typeof(Color), typeof(DataGrid), Color.FromRgb(128, 144, 160),
coerceValue: (b, v) =>
{
if (!(bindable as DataGrid).SelectionEnabled)
if (!(b as DataGrid).SelectionEnabled)
throw new InvalidOperationException("Datagrid must be SelectionEnabled=true to set ActiveRowColor");
return value;
return v;
});
public static readonly BindableProperty HeaderBackgroundProperty =
BindableProperty.Create(
nameof(HeaderBackground),
typeof(Color),
typeof(DataGrid),
Color.White,
propertyChanged: (bindable, oldValue, newValue) =>
BindableProperty.Create(nameof(HeaderBackground), typeof(Color), typeof(DataGrid), Color.White,
propertyChanged: (b, o, n) =>
{
var self = bindable as DataGrid;
var self = b as DataGrid;
if (self._headerView != null && !self.HeaderBordersVisible)
self._headerView.BackgroundColor = (Color)newValue;
self._headerView.BackgroundColor = (Color)n;
});
public static readonly BindableProperty BorderColorProperty =
BindableProperty.Create(
nameof(BorderColor),
typeof(Color),
typeof(DataGrid),
Color.Black,
propertyChanged: (bindable, oldValue, newValue) =>
BindableProperty.Create(nameof(BorderColor), typeof(Color), typeof(DataGrid), Color.Black,
propertyChanged: (b, o, n) =>
{
var self = bindable as DataGrid;
var self = b as DataGrid;
if (self.HeaderBordersVisible)
self._headerView.BackgroundColor = (Color)newValue;
self._headerView.BackgroundColor = (Color)n;
if (self.Columns != null && self.ItemsSource != null)
self.Reload();
});
public static readonly BindableProperty RowsBackgroundColorPaletteProperty =
BindableProperty.Create(nameof(RowsBackgroundColorPalette),
typeof(IColorProvider),
typeof(DataGrid),
new PaletteCollection { default(Color) },
propertyChanged: (bindable, oldValue, newValue) =>
BindableProperty.Create(nameof(RowsBackgroundColorPalette), typeof(IColorProvider), typeof(DataGrid), new PaletteCollection { default(Color) },
propertyChanged: (b, o, n) =>
{
var self = bindable as DataGrid;
var self = b as DataGrid;
if (self.Columns != null && self.ItemsSource != null)
self.Reload();
});
public static readonly BindableProperty RowsTextColorPaletteProperty =
BindableProperty.Create(
nameof(RowsTextColorPalette),
typeof(IColorProvider),
typeof(DataGrid),
new PaletteCollection { Color.Black },
propertyChanged: (bindable, oldValue, newValue) =>
BindableProperty.Create(nameof(RowsTextColorPalette), typeof(IColorProvider), typeof(DataGrid), new PaletteCollection { Color.Black },
propertyChanged: (b, o, n) =>
{
var self = bindable as DataGrid;
var self = b as DataGrid;
if (self.Columns != null && self.ItemsSource != null)
self.Reload();
});
public static readonly BindableProperty ColumnsProperty =
BindableProperty.Create(
nameof(Columns),
typeof(ColumnCollection),
typeof(DataGrid),
propertyChanged: (bindable, oldValue, newValue) =>
{
(bindable as DataGrid).InitHeaderView();
},
defaultValueCreator: bindable => { return new ColumnCollection(); }
BindableProperty.Create(nameof(Columns), typeof(ColumnCollection), typeof(DataGrid),
propertyChanged: (b, o, n) => (b as DataGrid).InitHeaderView(),
defaultValueCreator: b => { return new ColumnCollection(); }
);
public static BindableProperty ItemsSourceProperty =
BindableProperty.Create(
propertyName: nameof(ItemsSource),
returnType: typeof(IEnumerable),
declaringType: typeof(DataGrid),
defaultBindingMode: BindingMode.TwoWay,
propertyChanged: (bindable, oldValue, newValue) =>
public static readonly BindableProperty ItemsSourceProperty =
BindableProperty.Create(nameof(ItemsSource), typeof(IEnumerable), typeof(DataGrid), null,
propertyChanged: (b, o, n) =>
{
DataGrid self = bindable as DataGrid;
DataGrid self = b as DataGrid;
//ObservableCollection Tracking
if (oldValue != null && oldValue is INotifyCollectionChanged)
{
(oldValue as INotifyCollectionChanged).CollectionChanged -= self.HandleItemsSourceCollectionChanged;
}
if (o != null && o is INotifyCollectionChanged)
(o as INotifyCollectionChanged).CollectionChanged -= self.HandleItemsSourceCollectionChanged;
if (newValue != null && newValue is INotifyCollectionChanged)
if (n != null)
{
(newValue as INotifyCollectionChanged).CollectionChanged += self.HandleItemsSourceCollectionChanged;
if (n is INotifyCollectionChanged)
(n as INotifyCollectionChanged).CollectionChanged += self.HandleItemsSourceCollectionChanged;
self.InternalItems = new ObservableCollection<object>(((IEnumerable<object>)newValue));
//Assign listview item source
self.DataList.ItemsSource = self.InternalItems;
self.DataList.SetBinding(ListView.ItemsSourceProperty, new Binding("ItemsSource", source: self));
self.InternalItems = new List<object>(((IEnumerable)n).Cast<object>());
}
if (self.SelectedItem != null && !self.InternalItems.Contains(self.SelectedItem))
{
self.SelectedItem = null;
}
if (self.NoDataView != null)
{
if (self.ItemsSource == null || self.InternalItems.Count() == 0)
{
self._noDataView.IsVisible = true;
}
else if (self._noDataView.IsVisible)
{
self._noDataView.IsVisible = false;
}
}
});
private void HandleItemsSourceCollectionChanged(object sender, NotifyCollectionChangedEventArgs e)
void HandleItemsSourceCollectionChanged(object sender, NotifyCollectionChangedEventArgs e)
{
if (e.NewItems != null)
{
foreach (object item in e.NewItems)
{
InternalItems.Add(item);
}
}
if (e.OldItems != null)
{
foreach (object item in e.OldItems)
{
InternalItems.Remove(item);
}
}
InternalItems = new List<object>(((IEnumerable)sender).Cast<object>());
if (SelectedItem != null && !InternalItems.Contains(SelectedItem))
{
SelectedItem = null;
}
}
public static readonly BindableProperty RowHeightProperty =
BindableProperty.Create(nameof(RowHeight), typeof(int), typeof(DataGrid), 40,
propertyChanged: (bindable, oldValue, newValue) =>
propertyChanged: (b, o, n) =>
{
var self = bindable as DataGrid;
self.DataList.RowHeight = (int)newValue;
var self = b as DataGrid;
self._listView.RowHeight = (int)n;
});
public static readonly BindableProperty HeaderHeightProperty =
BindableProperty.Create(nameof(HeaderHeight), typeof(int), typeof(DataGrid), 40,
propertyChanged: (bindable, oldValue, newValue) =>
propertyChanged: (b, o, n) =>
{
var self = bindable as DataGrid;
self._headerView.HeightRequest = (int)newValue;
var self = b as DataGrid;
self._headerView.HeightRequest = (int)n;
});
public static readonly BindableProperty IsSortableProperty =
@ -235,115 +132,75 @@ namespace Aurora.Design.Components.DataGrid
BindableProperty.Create(nameof(FontSize), typeof(double), typeof(DataGrid), 13.0);
public static readonly BindableProperty FontFamilyProperty =
BindableProperty.Create(
nameof(FontFamily),
typeof(string),
typeof(DataGrid),
Font.Default.FontFamily);
BindableProperty.Create(nameof(FontFamily), typeof(string), typeof(DataGrid), Font.Default.FontFamily);
public static readonly BindableProperty SelectedItemProperty =
BindableProperty.Create(
nameof(SelectedItem),
typeof(object),
typeof(DataGrid),
null,
BindingMode.TwoWay,
coerceValue: (bindable, value) =>
BindableProperty.Create(nameof(SelectedItem), typeof(object), typeof(DataGrid), null, BindingMode.TwoWay,
coerceValue: (b, v) =>
{
var self = bindable as DataGrid;
if (!self.SelectionEnabled && value != null)
{
var self = b as DataGrid;
if (!self.SelectionEnabled && v != null)
throw new InvalidOperationException("Datagrid must be SelectionEnabled=true to set SelectedItem");
}
if (self.InternalItems != null && self.InternalItems.Contains(value))
{
return value;
}
if (self.InternalItems != null && self.InternalItems.Contains(v))
return v;
else
{
return null;
}
},
propertyChanged: (bindable, oldValue, newValue) =>
propertyChanged: (b, o, n) =>
{
var self = bindable as DataGrid;
if (self.DataList.SelectedItem != newValue)
{
self.DataList.SelectedItem = newValue;
}
var self = b as DataGrid;
if (self._listView.SelectedItem != n)
self._listView.SelectedItem = n;
}
);
public static readonly BindableProperty SelectionEnabledProperty =
BindableProperty.Create(nameof(SelectionEnabled), typeof(bool), typeof(DataGrid), true,
propertyChanged: (bindable, oldValue, newValue) =>
propertyChanged: (b, o, n) =>
{
var self = bindable as DataGrid;
var self = b as DataGrid;
if (!self.SelectionEnabled && self.SelectedItem != null)
{
self.SelectedItem = null;
}
});
public static readonly BindableProperty PullToRefreshCommandProperty =
BindableProperty.Create(nameof(PullToRefreshCommand), typeof(ICommand), typeof(DataGrid), null,
propertyChanged: (bindable, oldValue, newValue) =>
propertyChanged: (b, o, n) =>
{
var self = bindable as DataGrid;
if (newValue == null)
var self = b as DataGrid;
if (n == null)
{
self.DataList.IsPullToRefreshEnabled = false;
self.DataList.RefreshCommand = null;
self._listView.IsPullToRefreshEnabled = false;
self._listView.RefreshCommand = null;
}
else
{
self.DataList.IsPullToRefreshEnabled = true;
self.DataList.RefreshCommand = newValue as ICommand;
self._listView.IsPullToRefreshEnabled = true;
self._listView.RefreshCommand = n as ICommand;
}
});
public static readonly BindableProperty IsRefreshingProperty =
BindableProperty.Create(
nameof(IsRefreshing),
typeof(bool),
typeof(DataGrid),
false,
BindingMode.TwoWay,
propertyChanged: (bindable, oldValue, newValue) =>
{
(bindable as DataGrid).DataList.IsRefreshing = (bool)newValue;
});
BindableProperty.Create(nameof(IsRefreshing), typeof(bool), typeof(DataGrid), false, BindingMode.TwoWay,
propertyChanged: (b, o, n) => (b as DataGrid)._listView.IsRefreshing = (bool)n);
public static readonly BindableProperty BorderThicknessProperty =
BindableProperty.Create(
nameof(BorderThickness),
typeof(Thickness),
typeof(DataGrid),
new Thickness(1),
propertyChanged: (bindable, oldValue, newValue) =>
BindableProperty.Create(nameof(BorderThickness), typeof(Thickness), typeof(DataGrid), new Thickness(1),
propertyChanged: (b, o, n) =>
{
(bindable as DataGrid)._headerView.ColumnSpacing = ((Thickness)newValue).HorizontalThickness / 2;
(bindable as DataGrid)._headerView.Padding = ((Thickness)newValue).HorizontalThickness / 2;
(b as DataGrid)._headerView.ColumnSpacing = ((Thickness)n).HorizontalThickness / 2;
(b as DataGrid)._headerView.Padding = ((Thickness)n).HorizontalThickness / 2;
});
public static readonly BindableProperty HeaderBordersVisibleProperty =
BindableProperty.Create(
nameof(HeaderBordersVisible),
typeof(bool),
typeof(DataGrid),
true,
propertyChanged: (bindable, oldValue, newValue) => (bindable as DataGrid)._headerView.BackgroundColor = (bool)newValue ? (bindable as DataGrid).BorderColor : (bindable as DataGrid).HeaderBackground);
BindableProperty.Create(nameof(HeaderBordersVisible), typeof(bool), typeof(DataGrid), true,
propertyChanged: (b, o, n) => (b as DataGrid)._headerView.BackgroundColor = (bool)n ? (b as DataGrid).BorderColor : (b as DataGrid).HeaderBackground);
public static readonly BindableProperty SortedColumnIndexProperty =
BindableProperty.Create(
nameof(SortedColumnIndex),
typeof(SortData),
typeof(DataGrid),
null,
BindingMode.TwoWay,
validateValue: (bindable, v) =>
BindableProperty.Create(nameof(SortedColumnIndex), typeof(SortData), typeof(DataGrid), null, BindingMode.TwoWay,
validateValue: (b, v) =>
{
var self = bindable as DataGrid;
var self = b as DataGrid;
var sData = (SortData)v;
return
@ -352,11 +209,11 @@ namespace Aurora.Design.Components.DataGrid
self.Columns.Count == 0 || //columns not setted yet
(sData.Index < self.Columns.Count && self.Columns.ElementAt(sData.Index).SortingEnabled);
},
propertyChanged: (bindable, oldValue, newValue) =>
propertyChanged: (b, o, n) =>
{
var self = bindable as DataGrid;
if (oldValue != newValue)
self.SortItems((SortData)newValue);
var self = b as DataGrid;
if (o != n)
self.SortItems((SortData)n);
});
@ -364,28 +221,18 @@ namespace Aurora.Design.Components.DataGrid
BindableProperty.Create(nameof(HeaderLabelStyle), typeof(Style), typeof(DataGrid));
public static readonly BindableProperty AscendingIconProperty =
BindableProperty.Create(
nameof(AscendingIcon),
typeof(ImageSource),
typeof(DataGrid),
ImageSource.FromResource("Xamarin.Forms.DataGrid.up.png",
typeof(DataGrid).GetTypeInfo().Assembly));
BindableProperty.Create(nameof(AscendingIcon), typeof(ImageSource), typeof(DataGrid), ImageSource.FromResource("Xamarin.Forms.DataGrid.up.png", typeof(DataGrid).GetTypeInfo().Assembly));
public static readonly BindableProperty DescendingIconProperty =
BindableProperty.Create(
nameof(DescendingIcon),
typeof(ImageSource),
typeof(DataGrid),
ImageSource.FromResource("Xamarin.Forms.DataGrid.down.png",
typeof(DataGrid).GetTypeInfo().Assembly));
BindableProperty.Create(nameof(DescendingIcon), typeof(ImageSource), typeof(DataGrid), ImageSource.FromResource("Xamarin.Forms.DataGrid.down.png", typeof(DataGrid).GetTypeInfo().Assembly));
public static readonly BindableProperty DescendingIconStyleProperty =
BindableProperty.Create(nameof(DescendingIconStyle), typeof(Style), typeof(DataGrid), null,
propertyChanged: (bindable, oldValue, newValue) =>
propertyChanged: (b, o, n) =>
{
var self = bindable as DataGrid;
var style = (newValue as Style).Setters.FirstOrDefault(x => x.Property == Image.SourceProperty);
var self = b as DataGrid;
var style = (n as Style).Setters.FirstOrDefault(x => x.Property == Image.SourceProperty);
if (style != null)
{
if (style.Value is string vs)
@ -397,19 +244,19 @@ namespace Aurora.Design.Components.DataGrid
public static readonly BindableProperty AscendingIconStyleProperty =
BindableProperty.Create(nameof(AscendingIconStyle), typeof(Style), typeof(DataGrid), null,
coerceValue: (bindable, v) =>
coerceValue: (b, v) =>
{
var self = bindable as DataGrid;
var self = b as DataGrid;
return v;
},
propertyChanged: (bindable, oldValue, newValue) =>
propertyChanged: (b, o, n) =>
{
var self = bindable as DataGrid;
if ((newValue as Style).Setters.Any(x => x.Property == Image.SourceProperty))
var self = b as DataGrid;
if ((n as Style).Setters.Any(x => x.Property == Image.SourceProperty))
{
var style = (newValue as Style).Setters.FirstOrDefault(x => x.Property == Image.SourceProperty);
var style = (n as Style).Setters.FirstOrDefault(x => x.Property == Image.SourceProperty);
if (style != null)
{
if (style.Value is string vs)
@ -422,10 +269,10 @@ namespace Aurora.Design.Components.DataGrid
public static readonly BindableProperty NoDataViewProperty =
BindableProperty.Create(nameof(NoDataView), typeof(View), typeof(DataGrid),
propertyChanged: (bindable, oldValue, newValue) =>
propertyChanged: (b, o, n) =>
{
if (oldValue != newValue)
(bindable as DataGrid)._noDataView.Content = newValue as View;
if (o != n)
(b as DataGrid)._noDataView.Content = n as View;
});
#endregion
@ -472,20 +319,19 @@ namespace Aurora.Design.Components.DataGrid
set { SetValue(ItemsSourceProperty, value); }
}
internal ObservableCollection<object> InternalItems
IList<object> _internalItems;
internal IList<object> InternalItems
{
get { return _internalItems; }
set
{
if (value != _internalItems)
{
_internalItems = value;
if (IsSortable && SortedColumnIndex != null)
{
SortItems(SortedColumnIndex);
}
}
DataList.ItemsSource = _internalItems;
_internalItems = value;
if (IsSortable && SortedColumnIndex != null)
SortItems(SortedColumnIndex);
else
_listView.ItemsSource = _internalItems;
}
}
@ -610,6 +456,51 @@ namespace Aurora.Design.Components.DataGrid
}
#endregion
#region Fields
Dictionary<int, SortingOrder> _sortingOrders;
ListView _listView;
#endregion
#region ctor
public DataGrid() : this(ListViewCachingStrategy.RecycleElement)
{
}
public DataGrid(ListViewCachingStrategy cachingStrategy)
{
InitializeComponent();
_sortingOrders = new Dictionary<int, SortingOrder>();
_listView = new ListView(cachingStrategy)
{
BackgroundColor = Color.FromHex("#222222"),
ItemTemplate = new DataGridRowTemplateSelector(),
};
BackgroundColor = Color.Transparent;
_listView.ItemSelected += (s, e) =>
{
if (SelectionEnabled)
SelectedItem = _listView.SelectedItem;
else
_listView.SelectedItem = null;
ItemSelected?.Invoke(this, e);
};
_listView.Refreshing += (s, e) =>
{
Refreshing?.Invoke(this, e);
};
_listView.SetBinding(ListView.RowHeightProperty, new Binding("RowHeight", source: this));
Grid.SetRow(_listView, 1);
Children.Add(_listView);
}
#endregion
#region UI Methods
protected override void OnParentSet()
{
@ -623,64 +514,13 @@ namespace Aurora.Design.Components.DataGrid
SetColumnsBindingContext();
}
#endregion
#region Private Methods
private void Reload()
{
InternalItems = new ObservableCollection<object>(_internalItems);
InternalItems = new List<object>(_internalItems);
}
private void SortItems(SortData sData)
{
if (InternalItems == null || sData.Index >= Columns.Count || !Columns[sData.Index].SortingEnabled)
return;
#endregion
var items = InternalItems;
var column = Columns[sData.Index];
SortingOrder order = sData.Order;
if (!IsSortable)
throw new InvalidOperationException("This DataGrid is not sortable");
else if (column.PropertyName == null)
throw new InvalidOperationException("Please set the PropertyName property of Column");
//Sort
// if (order == SortingOrder.Descendant)
// items = items.OrderByDescending(x => ReflectionUtils.GetValueByPath(x, column.PropertyName)).ToList();
// else
// items = items.OrderBy(x => ReflectionUtils.GetValueByPath(x, column.PropertyName)).ToList();
column.SortingIcon.Style = (order == SortingOrder.Descendant) ?
AscendingIconStyle ?? (Style)_headerView.Resources["DescendingIconStyle"] :
DescendingIconStyle ?? (Style)_headerView.Resources["AscendingIconStyle"];
//Support DescendingIcon property (if setted)
if (!column.SortingIcon.Style.Setters.Any(x => x.Property == Image.SourceProperty))
{
if (order == SortingOrder.Descendant && DescendingIconProperty.DefaultValue != DescendingIcon)
column.SortingIcon.Source = DescendingIcon;
if (order == SortingOrder.Ascendant && AscendingIconProperty.DefaultValue != AscendingIcon)
column.SortingIcon.Source = AscendingIcon;
}
for (int i = 0; i < Columns.Count; i++)
{
if (i != sData.Index)
{
if (Columns[i].SortingIcon.Style != null)
Columns[i].SortingIcon.Style = null;
if (Columns[i].SortingIcon.Source != null)
Columns[i].SortingIcon.Source = null;
_sortingOrders[i] = SortingOrder.None;
}
}
_internalItems = items;
_sortingOrders[sData.Index] = order;
SortedColumnIndex = sData;
}
#region Header Creation Methods
private View GetHeaderViewForColumn(DataGridColumn column)
{
@ -750,7 +590,61 @@ namespace Aurora.Design.Components.DataGrid
foreach (var c in Columns)
c.BindingContext = BindingContext;
}
#endregion
#endregion Private Methods
#region Sorting methods
internal void SortItems(SortData sData)
{
if (InternalItems == null || sData.Index >= Columns.Count || !Columns[sData.Index].SortingEnabled)
return;
var items = InternalItems;
var column = Columns[sData.Index];
SortingOrder order = sData.Order;
if (!IsSortable)
throw new InvalidOperationException("This DataGrid is not sortable");
else if (column.PropertyName == null)
throw new InvalidOperationException("Please set the PropertyName property of Column");
//Sort
if (order == SortingOrder.Descendant)
items = items.OrderByDescending(x => ReflectionUtils.GetValueByPath(x, column.PropertyName)).ToList();
else
items = items.OrderBy(x => ReflectionUtils.GetValueByPath(x, column.PropertyName)).ToList();
column.SortingIcon.Style = (order == SortingOrder.Descendant) ?
AscendingIconStyle ?? (Style)_headerView.Resources["DescendingIconStyle"] :
DescendingIconStyle ?? (Style)_headerView.Resources["AscendingIconStyle"];
//Support DescendingIcon property (if setted)
if (!column.SortingIcon.Style.Setters.Any(x => x.Property == Image.SourceProperty))
{
if (order == SortingOrder.Descendant && DescendingIconProperty.DefaultValue != DescendingIcon)
column.SortingIcon.Source = DescendingIcon;
if (order == SortingOrder.Ascendant && AscendingIconProperty.DefaultValue != AscendingIcon)
column.SortingIcon.Source = AscendingIcon;
}
for (int i = 0; i < Columns.Count; i++)
{
if (i != sData.Index)
{
if (Columns[i].SortingIcon.Style != null)
Columns[i].SortingIcon.Style = null;
if (Columns[i].SortingIcon.Source != null)
Columns[i].SortingIcon.Source = null;
_sortingOrders[i] = SortingOrder.None;
}
}
_internalItems = items;
_sortingOrders[sData.Index] = order;
SortedColumnIndex = sData;
_listView.ItemsSource = _internalItems;
}
#endregion
}
}
}

View File

@ -3,7 +3,6 @@
xmlns="http://xamarin.com/schemas/2014/forms"
xmlns:x="http://schemas.microsoft.com/winfx/2009/xaml"
xmlns:ml="clr-namespace:Aurora.Design.Components.MemberList"
xmlns:dg="clr-namespace:Aurora.Design.Components.DataGrid"
xmlns:library="clr-namespace:Aurora.Design.Components.Library"
x:Class="Aurora.Design.Views.Party.PartyView">
<ContentView.Content>
@ -12,7 +11,7 @@
<RowDefinition
Height="*"/>
</Grid.RowDefinitions>
<StackLayout
<!-- <StackLayout
Grid.Row="0">
<Label
Text="Party Members"/>
@ -21,97 +20,13 @@
Members="{Binding Members}"/>
<Label
Text="Queue"/>
<dg:DataGrid
x:Name="LibraryDataGrid"
SelectionEnabled="True"
RowHeight="30"
BorderColor="#3a3a3a"
BorderThickness="0"
HeaderHeight="40"
HeaderBackground="#222222"
ItemsSource="{Binding Queue}">
<dg:DataGrid.HeaderLabelStyle>
<Style
TargetType="Label">
<Setter
Property="HorizontalOptions"
Value="Start"/>
<Setter
Property="FontSize"
Value="14"/>
<Setter
Property="TextColor"
Value="White"/>
</Style>
</dg:DataGrid.HeaderLabelStyle>
<dg:DataGrid.GestureRecognizers>
<TapGestureRecognizer
NumberOfTapsRequired="2"/>
</dg:DataGrid.GestureRecognizers>
<dg:DataGrid.Columns>
<dg:DataGridColumn
Title=""
PropertyName="Icon"
Width="15">
<dg:DataGridColumn.CellTemplate>
<DataTemplate>
<Image
Source="../../Resources/unselected.png"/>
</DataTemplate>
</dg:DataGridColumn.CellTemplate>
</dg:DataGridColumn>
<dg:DataGridColumn
Title="Title"
PropertyName="Metadata.Title"
Width="2*">
<dg:DataGridColumn.CellTemplate>
<DataTemplate>
<Label
LineBreakMode="TailTruncation"
Text="{Binding .}"/>
</DataTemplate>
</dg:DataGridColumn.CellTemplate>
</dg:DataGridColumn>
<dg:DataGridColumn
Title="Album"
PropertyName="Metadata.Album"
Width="0.95*">
<dg:DataGridColumn.CellTemplate>
<DataTemplate>
<Label
LineBreakMode="TailTruncation"
Text="{Binding .}"/>
</DataTemplate>
</dg:DataGridColumn.CellTemplate>
</dg:DataGridColumn>
<dg:DataGridColumn
Title="Artist"
PropertyName="Metadata.Artist"
Width="1*">
<dg:DataGridColumn.CellTemplate>
<DataTemplate>
<Label
LineBreakMode="TailTruncation"
Text="{Binding .}"/>
</DataTemplate>
</dg:DataGridColumn.CellTemplate>
</dg:DataGridColumn>
</dg:DataGrid.Columns>
<dg:DataGrid.RowsTextColorPalette>
<dg:PaletteCollection>
<Color>White</Color>
</dg:PaletteCollection>
</dg:DataGrid.RowsTextColorPalette>
<dg:DataGrid.RowsBackgroundColorPalette>
<dg:PaletteCollection>
<Color>Transparent</Color>
</dg:PaletteCollection>
</dg:DataGrid.RowsBackgroundColorPalette>
</dg:DataGrid><!-- <library:Library
</StackLayout> -->
<library:Library
Grid.Row="1"
ItemsSource="{Binding Queue}"
SelectedItem="{Binding SelectedSong}"
ItemDoubleClicked="{Binding PlayCommand}"/> -->
</StackLayout>
ItemDoubleClicked="{Binding PlayCommand}"/>
</Grid>
</ContentView.Content>
</ContentView>