if (((Button)sender).Background.ToString() == "#FFDDDDDD") { ((Button)sender).Background = Brushes.Red; } else if (((Button)sender).Background == Brushes.Red) { ((Button)sender).Background = Brushes.GreenYellow; } else if (((Button)sender).Background == Brushes.GreenYellow) { ((Button)sender).Background = Brushes.Orange; } else if (((Button)sender).Background == Brushes.Orange) { ((Button)sender).Background = Brushes.SteelBlue; } else { ((Button)sender).Background = (Brush)(new BrushConverter().ConvertFrom("#FFDDDDDD")); }
<Window x:Class="PixelPaint.MainWindow" xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation" xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml" xmlns:d="http://schemas.microsoft.com/expression/blend/2008" xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006" xmlns:local="clr-namespace:PixelPaint" mc:Ignorable="d" Title="Pixel Pain" Height="1000" Width="1000"> <Grid> <Grid.RowDefinitions> <RowDefinition /> <RowDefinition /> <RowDefinition /> <RowDefinition /> <RowDefinition /> <RowDefinition /> <RowDefinition /> <RowDefinition /> </Grid.RowDefinitions> <Grid.ColumnDefinitions> <ColumnDefinition /> <ColumnDefinition /> <ColumnDefinition /> <ColumnDefinition /> <ColumnDefinition /> <ColumnDefinition /> <ColumnDefinition /> <ColumnDefinition /> </Grid.ColumnDefinitions> <Button Grid.Row="0" Grid.Column="0" Click="Button_Click" /> <Button Grid.Row="0" Grid.Column="1" Click="Button_Click" /> <Button Grid.Row="0" Grid.Column="2" Click="Button_Click" /> <Button Grid.Row="0" Grid.Column="3" Click="Button_Click" /> <Button Grid.Row="0" Grid.Column="4" Click="Button_Click" /> <Button Grid.Row="0" Grid.Column="5" Click="Button_Click" /> <Button Grid.Row="0" Grid.Column="6" Click="Button_Click" /> <Button Grid.Row="0" Grid.Column="7" Click="Button_Click" /> <Button Grid.Row="1" Grid.Column="0" Click="Button_Click" /> <Button Grid.Row="1" Grid.Column="1" Click="Button_Click" /> <Button Grid.Row="1" Grid.Column="2" Click="Button_Click" /> <Button Grid.Row="1" Grid.Column="3" Click="Button_Click" /> <Button Grid.Row="1" Grid.Column="4" Click="Button_Click" /> <Button Grid.Row="1" Grid.Column="5" Click="Button_Click" /> <Button Grid.Row="1" Grid.Column="6" Click="Button_Click" /> <Button Grid.Row="1" Grid.Column="7" Click="Button_Click" /> <Button Grid.Row="2" Grid.Column="0" Click="Button_Click" /> <Button Grid.Row="2" Grid.Column="1" Click="Button_Click" /> <Button Grid.Row="2" Grid.Column="2" Click="Button_Click" /> <Button Grid.Row="2" Grid.Column="3" Click="Button_Click" /> <Button Grid.Row="2" Grid.Column="4" Click="Button_Click" /> <Button Grid.Row="2" Grid.Column="5" Click="Button_Click" /> <Button Grid.Row="2" Grid.Column="6" Click="Button_Click" /> <Button Grid.Row="2" Grid.Column="7" Click="Button_Click" /> <Button Grid.Row="3" Grid.Column="0" Click="Button_Click" /> <Button Grid.Row="3" Grid.Column="1" Click="Button_Click" /> <Button Grid.Row="3" Grid.Column="2" Click="Button_Click" /> <Button Grid.Row="3" Grid.Column="3" Click="Button_Click" /> <Button Grid.Row="3" Grid.Column="4" Click="Button_Click" /> <Button Grid.Row="3" Grid.Column="5" Click="Button_Click" /> <Button Grid.Row="3" Grid.Column="6" Click="Button_Click" /> <Button Grid.Row="3" Grid.Column="7" Click="Button_Click" /> <Button Grid.Row="4" Grid.Column="0" Click="Button_Click" /> <Button Grid.Row="4" Grid.Column="1" Click="Button_Click" /> <Button Grid.Row="4" Grid.Column="2" Click="Button_Click" /> <Button Grid.Row="4" Grid.Column="3" Click="Button_Click" /> <Button Grid.Row="4" Grid.Column="4" Click="Button_Click" /> <Button Grid.Row="4" Grid.Column="5" Click="Button_Click" /> <Button Grid.Row="4" Grid.Column="6" Click="Button_Click" /> <Button Grid.Row="4" Grid.Column="7" Click="Button_Click" /> <Button Grid.Row="5" Grid.Column="0" Click="Button_Click" /> <Button Grid.Row="5" Grid.Column="1" Click="Button_Click" /> <Button Grid.Row="5" Grid.Column="2" Click="Button_Click" /> <Button Grid.Row="5" Grid.Column="3" Click="Button_Click" /> <Button Grid.Row="5" Grid.Column="4" Click="Button_Click" /> <Button Grid.Row="5" Grid.Column="5" Click="Button_Click" /> <Button Grid.Row="5" Grid.Column="6" Click="Button_Click" /> <Button Grid.Row="5" Grid.Column="7" Click="Button_Click" /> <Button Grid.Row="6" Grid.Column="0" Click="Button_Click" /> <Button Grid.Row="6" Grid.Column="1" Click="Button_Click" /> <Button Grid.Row="6" Grid.Column="2" Click="Button_Click" /> <Button Grid.Row="6" Grid.Column="3" Click="Button_Click" /> <Button Grid.Row="6" Grid.Column="4" Click="Button_Click" /> <Button Grid.Row="6" Grid.Column="5" Click="Button_Click" /> <Button Grid.Row="6" Grid.Column="6" Click="Button_Click" /> <Button Grid.Row="6" Grid.Column="7" Click="Button_Click" /> <Button Grid.Row="7" Grid.Column="0" Click="Button_Click" /> <Button Grid.Row="7" Grid.Column="1" Click="Button_Click" /> <Button Grid.Row="7" Grid.Column="2" Click="Button_Click" /> <Button Grid.Row="7" Grid.Column="3" Click="Button_Click" /> <Button Grid.Row="7" Grid.Column="4" Click="Button_Click" /> <Button Grid.Row="7" Grid.Column="5" Click="Button_Click" /> <Button Grid.Row="7" Grid.Column="6" Click="Button_Click" /> <Button Grid.Row="7" Grid.Column="7" Click="Button_Click" /> </Grid> </Window>