A progress display is attached to the switch button.

public class ProgressButton : ToggleButton

Attributes

Property	Description	Default Value	Remarks
ProgressStyle	Progress Bar Style
Progress	Progress	0

Case

<StackPanel>
    <hc:ProgressButton IsChecked="{Binding IsUploading,Mode=TwoWay}" Progress="{Binding Progress}" Content="{Binding IsChecked,RelativeSource={RelativeSource Self},Converter={StaticResource Boolean2StringConverter},ConverterParameter=UploadStr}" Width="180" Margin="5"/>
    <hc:ProgressButton Style="{StaticResource ProgressButtonPrimary}" IsChecked="{Binding IsUploading,Mode=TwoWay}" Progress="{Binding Progress}" Content="{Binding IsChecked,RelativeSource={RelativeSource Self},Converter={StaticResource Boolean2StringConverter},ConverterParameter=UploadStr}" Width="180" Margin="5"/>
    <hc:ProgressButton Style="{StaticResource ProgressButtonSuccess}" IsChecked="{Binding IsUploading,Mode=TwoWay}" Progress="{Binding Progress}" Content="{Binding IsChecked,RelativeSource={RelativeSource Self},Converter={StaticResource Boolean2StringConverter},ConverterParameter=UploadStr}" Width="180" Margin="5"/>
    <hc:ProgressButton Style="{StaticResource ProgressButtonInfo}" IsChecked="{Binding IsUploading,Mode=TwoWay}" Progress="{Binding Progress}" Content="{Binding IsChecked,RelativeSource={RelativeSource Self},Converter={StaticResource Boolean2StringConverter},ConverterParameter=UploadStr}" Width="180" Margin="5"/>
    <hc:ProgressButton Style="{StaticResource ProgressButtonWarning}" IsChecked="{Binding IsUploading,Mode=TwoWay}" Progress="{Binding Progress}" Content="{Binding IsChecked,RelativeSource={RelativeSource Self},Converter={StaticResource Boolean2StringConverter},ConverterParameter=UploadStr}" Width="180" Margin="5"/>
    <hc:ProgressButton Style="{StaticResource ProgressButtonDanger}" IsChecked="{Binding IsUploading,Mode=TwoWay}" Progress="{Binding Progress}" Content="{Binding IsChecked,RelativeSource={RelativeSource Self},Converter={StaticResource Boolean2StringConverter},ConverterParameter=UploadStr}" Width="180" Margin="5"/>
</StackPanel>

WARNING

you can use ToggleButton instead of ProgressButton

<ToggleButton Style="{StaticResource ToggleButtonLoading}" Progress="0" Content="Upload"/>

Styles

[ProgressButton]	[ToggleButton]
ProgressButtonPrimary	ToggleButtonLoading
ProgressButtonSuccess	ToggleButtonLoadingPrimary
ProgressButtonInfo	ToggleButtonLoadingSuccess
ProgressButtonWarning	ToggleButtonLoadingInfo
ProgressButtonDanger	ToggleButtonLoadingWarning