I add a template to my page 100 times. Is there a way that I could speed that up?












0















Here is the code that I have:



        details.Children.Add(new LineTemplate());
foreach (var x in App.cardSetWithWordCount.Select((r, i) => new { Row = r, Index = i }))
{
if (x.Index != 0) details.Children.Add(new SeparatorTemplate());
if (selected == true) x.Row.IsToggled = true;
if (selected == false) x.Row.IsToggled = false;

var cell = new SwitchGridTemplate
{
IsToggled = x.Row.IsToggled,
BindingContext = x.Row,
Text = x.Row.Name,
Label = x.Row.TotalWordCount.ToString(),
ToggledCommand = (Command)vm.SelectCardSetCmd,
RowId = x.Row.Id
};
details.Children.Add(cell);
}


It takes 8-9 seconds to run and I would like some advice on if there is a different way that I could be adding this that might be faster.



Note that details is a stacklayout on my page.



For reference here is the SwitchGridTemplate:



<?xml version="1.0" encoding="UTF-8"?>
<jt:BaseGridTemplate xmlns="http://xamarin.com/schemas/2014/forms"
xmlns:jt="clr-namespace:Japanese.Templates"
xmlns:x="http://schemas.microsoft.com/winfx/2009/xaml"
xmlns:local="clr-namespace:Japanese;assembly=Japanese"
xmlns:b="clr-namespace:Behaviors;assembly=Behaviors"
xmlns
:converters="clr-namespace:Japanese.Converters;assembly=Japanese"
x:Class="Japanese.Templates.SwitchGridTemplate"
x:Name="this"
BackgroundColor="{DynamicResource GridBackgroundColor}" >
<StackLayout Padding="20,0" HeightRequest="49" Margin="0" Orientation="Vertical" Spacing="0">
<Grid VerticalOptions="CenterAndExpand">
<Grid.ColumnDefinitions>
<ColumnDefinition Width="*" />
<ColumnDefinition Width="Auto" />
<ColumnDefinition Width="Auto" />
</Grid.ColumnDefinitions>
<Label Grid.Column="0" Text="{Binding Text, Source={x:Reference this}}" VerticalTextAlignment="Center"
Style="{StaticResource LabelText}"
TextColor="{DynamicResource LabelTextColor}" />
<Label Grid.Column="1" Text="{Binding Label, Source={x:Reference this}}" VerticalTextAlignment="Center"
Style="{StaticResource LabelText}"
TextColor="{DynamicResource LabelColor}" />
<local:ExtSwitch Grid.Column="2" SwitchThumbColor="White" SwitchOnColor="Red" SwitchOffColor="Gray"
HorizontalOptions="End" VerticalOptions="Center" IsToggled="{Binding IsToggled, Source={x:Reference this}}" >
<local:ExtSwitch.Behaviors>
<b:EventHandlerBehavior EventName="Toggled">
<b:InvokeCommandAction
Command="{Binding ToggledCommand, Source={x:Reference this}}"
CommandParameter="{Binding ., Source={x:Reference this}}" />
</b:EventHandlerBehavior>
</local:ExtSwitch.Behaviors>
</local:ExtSwitch>
</Grid>
</StackLayout>











share|improve this question

























  • Put App.cardSetWithWordCount.Select((r, i) => new { Row = r, Index = i }) as a line of its own.

    – Tom
    Nov 21 '18 at 10:42
















0















Here is the code that I have:



        details.Children.Add(new LineTemplate());
foreach (var x in App.cardSetWithWordCount.Select((r, i) => new { Row = r, Index = i }))
{
if (x.Index != 0) details.Children.Add(new SeparatorTemplate());
if (selected == true) x.Row.IsToggled = true;
if (selected == false) x.Row.IsToggled = false;

var cell = new SwitchGridTemplate
{
IsToggled = x.Row.IsToggled,
BindingContext = x.Row,
Text = x.Row.Name,
Label = x.Row.TotalWordCount.ToString(),
ToggledCommand = (Command)vm.SelectCardSetCmd,
RowId = x.Row.Id
};
details.Children.Add(cell);
}


It takes 8-9 seconds to run and I would like some advice on if there is a different way that I could be adding this that might be faster.



Note that details is a stacklayout on my page.



For reference here is the SwitchGridTemplate:



<?xml version="1.0" encoding="UTF-8"?>
<jt:BaseGridTemplate xmlns="http://xamarin.com/schemas/2014/forms"
xmlns:jt="clr-namespace:Japanese.Templates"
xmlns:x="http://schemas.microsoft.com/winfx/2009/xaml"
xmlns:local="clr-namespace:Japanese;assembly=Japanese"
xmlns:b="clr-namespace:Behaviors;assembly=Behaviors"
xmlns
:converters="clr-namespace:Japanese.Converters;assembly=Japanese"
x:Class="Japanese.Templates.SwitchGridTemplate"
x:Name="this"
BackgroundColor="{DynamicResource GridBackgroundColor}" >
<StackLayout Padding="20,0" HeightRequest="49" Margin="0" Orientation="Vertical" Spacing="0">
<Grid VerticalOptions="CenterAndExpand">
<Grid.ColumnDefinitions>
<ColumnDefinition Width="*" />
<ColumnDefinition Width="Auto" />
<ColumnDefinition Width="Auto" />
</Grid.ColumnDefinitions>
<Label Grid.Column="0" Text="{Binding Text, Source={x:Reference this}}" VerticalTextAlignment="Center"
Style="{StaticResource LabelText}"
TextColor="{DynamicResource LabelTextColor}" />
<Label Grid.Column="1" Text="{Binding Label, Source={x:Reference this}}" VerticalTextAlignment="Center"
Style="{StaticResource LabelText}"
TextColor="{DynamicResource LabelColor}" />
<local:ExtSwitch Grid.Column="2" SwitchThumbColor="White" SwitchOnColor="Red" SwitchOffColor="Gray"
HorizontalOptions="End" VerticalOptions="Center" IsToggled="{Binding IsToggled, Source={x:Reference this}}" >
<local:ExtSwitch.Behaviors>
<b:EventHandlerBehavior EventName="Toggled">
<b:InvokeCommandAction
Command="{Binding ToggledCommand, Source={x:Reference this}}"
CommandParameter="{Binding ., Source={x:Reference this}}" />
</b:EventHandlerBehavior>
</local:ExtSwitch.Behaviors>
</local:ExtSwitch>
</Grid>
</StackLayout>











share|improve this question

























  • Put App.cardSetWithWordCount.Select((r, i) => new { Row = r, Index = i }) as a line of its own.

    – Tom
    Nov 21 '18 at 10:42














0












0








0








Here is the code that I have:



        details.Children.Add(new LineTemplate());
foreach (var x in App.cardSetWithWordCount.Select((r, i) => new { Row = r, Index = i }))
{
if (x.Index != 0) details.Children.Add(new SeparatorTemplate());
if (selected == true) x.Row.IsToggled = true;
if (selected == false) x.Row.IsToggled = false;

var cell = new SwitchGridTemplate
{
IsToggled = x.Row.IsToggled,
BindingContext = x.Row,
Text = x.Row.Name,
Label = x.Row.TotalWordCount.ToString(),
ToggledCommand = (Command)vm.SelectCardSetCmd,
RowId = x.Row.Id
};
details.Children.Add(cell);
}


It takes 8-9 seconds to run and I would like some advice on if there is a different way that I could be adding this that might be faster.



Note that details is a stacklayout on my page.



For reference here is the SwitchGridTemplate:



<?xml version="1.0" encoding="UTF-8"?>
<jt:BaseGridTemplate xmlns="http://xamarin.com/schemas/2014/forms"
xmlns:jt="clr-namespace:Japanese.Templates"
xmlns:x="http://schemas.microsoft.com/winfx/2009/xaml"
xmlns:local="clr-namespace:Japanese;assembly=Japanese"
xmlns:b="clr-namespace:Behaviors;assembly=Behaviors"
xmlns
:converters="clr-namespace:Japanese.Converters;assembly=Japanese"
x:Class="Japanese.Templates.SwitchGridTemplate"
x:Name="this"
BackgroundColor="{DynamicResource GridBackgroundColor}" >
<StackLayout Padding="20,0" HeightRequest="49" Margin="0" Orientation="Vertical" Spacing="0">
<Grid VerticalOptions="CenterAndExpand">
<Grid.ColumnDefinitions>
<ColumnDefinition Width="*" />
<ColumnDefinition Width="Auto" />
<ColumnDefinition Width="Auto" />
</Grid.ColumnDefinitions>
<Label Grid.Column="0" Text="{Binding Text, Source={x:Reference this}}" VerticalTextAlignment="Center"
Style="{StaticResource LabelText}"
TextColor="{DynamicResource LabelTextColor}" />
<Label Grid.Column="1" Text="{Binding Label, Source={x:Reference this}}" VerticalTextAlignment="Center"
Style="{StaticResource LabelText}"
TextColor="{DynamicResource LabelColor}" />
<local:ExtSwitch Grid.Column="2" SwitchThumbColor="White" SwitchOnColor="Red" SwitchOffColor="Gray"
HorizontalOptions="End" VerticalOptions="Center" IsToggled="{Binding IsToggled, Source={x:Reference this}}" >
<local:ExtSwitch.Behaviors>
<b:EventHandlerBehavior EventName="Toggled">
<b:InvokeCommandAction
Command="{Binding ToggledCommand, Source={x:Reference this}}"
CommandParameter="{Binding ., Source={x:Reference this}}" />
</b:EventHandlerBehavior>
</local:ExtSwitch.Behaviors>
</local:ExtSwitch>
</Grid>
</StackLayout>











share|improve this question
















Here is the code that I have:



        details.Children.Add(new LineTemplate());
foreach (var x in App.cardSetWithWordCount.Select((r, i) => new { Row = r, Index = i }))
{
if (x.Index != 0) details.Children.Add(new SeparatorTemplate());
if (selected == true) x.Row.IsToggled = true;
if (selected == false) x.Row.IsToggled = false;

var cell = new SwitchGridTemplate
{
IsToggled = x.Row.IsToggled,
BindingContext = x.Row,
Text = x.Row.Name,
Label = x.Row.TotalWordCount.ToString(),
ToggledCommand = (Command)vm.SelectCardSetCmd,
RowId = x.Row.Id
};
details.Children.Add(cell);
}


It takes 8-9 seconds to run and I would like some advice on if there is a different way that I could be adding this that might be faster.



Note that details is a stacklayout on my page.



For reference here is the SwitchGridTemplate:



<?xml version="1.0" encoding="UTF-8"?>
<jt:BaseGridTemplate xmlns="http://xamarin.com/schemas/2014/forms"
xmlns:jt="clr-namespace:Japanese.Templates"
xmlns:x="http://schemas.microsoft.com/winfx/2009/xaml"
xmlns:local="clr-namespace:Japanese;assembly=Japanese"
xmlns:b="clr-namespace:Behaviors;assembly=Behaviors"
xmlns
:converters="clr-namespace:Japanese.Converters;assembly=Japanese"
x:Class="Japanese.Templates.SwitchGridTemplate"
x:Name="this"
BackgroundColor="{DynamicResource GridBackgroundColor}" >
<StackLayout Padding="20,0" HeightRequest="49" Margin="0" Orientation="Vertical" Spacing="0">
<Grid VerticalOptions="CenterAndExpand">
<Grid.ColumnDefinitions>
<ColumnDefinition Width="*" />
<ColumnDefinition Width="Auto" />
<ColumnDefinition Width="Auto" />
</Grid.ColumnDefinitions>
<Label Grid.Column="0" Text="{Binding Text, Source={x:Reference this}}" VerticalTextAlignment="Center"
Style="{StaticResource LabelText}"
TextColor="{DynamicResource LabelTextColor}" />
<Label Grid.Column="1" Text="{Binding Label, Source={x:Reference this}}" VerticalTextAlignment="Center"
Style="{StaticResource LabelText}"
TextColor="{DynamicResource LabelColor}" />
<local:ExtSwitch Grid.Column="2" SwitchThumbColor="White" SwitchOnColor="Red" SwitchOffColor="Gray"
HorizontalOptions="End" VerticalOptions="Center" IsToggled="{Binding IsToggled, Source={x:Reference this}}" >
<local:ExtSwitch.Behaviors>
<b:EventHandlerBehavior EventName="Toggled">
<b:InvokeCommandAction
Command="{Binding ToggledCommand, Source={x:Reference this}}"
CommandParameter="{Binding ., Source={x:Reference this}}" />
</b:EventHandlerBehavior>
</local:ExtSwitch.Behaviors>
</local:ExtSwitch>
</Grid>
</StackLayout>








xamarin xamarin.forms






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edited Nov 21 '18 at 8:44







Alan2

















asked Nov 21 '18 at 5:48









Alan2Alan2

1,56156134257




1,56156134257













  • Put App.cardSetWithWordCount.Select((r, i) => new { Row = r, Index = i }) as a line of its own.

    – Tom
    Nov 21 '18 at 10:42



















  • Put App.cardSetWithWordCount.Select((r, i) => new { Row = r, Index = i }) as a line of its own.

    – Tom
    Nov 21 '18 at 10:42

















Put App.cardSetWithWordCount.Select((r, i) => new { Row = r, Index = i }) as a line of its own.

– Tom
Nov 21 '18 at 10:42





Put App.cardSetWithWordCount.Select((r, i) => new { Row = r, Index = i }) as a line of its own.

– Tom
Nov 21 '18 at 10:42












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