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Articles / Desktop Programming / WPF

WPF Diagram Designer - Part 2

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8 Oct 2008CPOL5 min read 376.7K   22.3K   342  
Designer Canvas with Zoombox
<ResourceDictionary 
  xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
  xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml" >

    <ResourceDictionary.MergedDictionaries>        
        <ResourceDictionary Source="Brushes.xaml" />
    </ResourceDictionary.MergedDictionaries>
    
    <Style x:Key="SliderButtonStyle" TargetType="{x:Type RepeatButton}">
        <Setter Property="SnapsToDevicePixels" Value="true"/>
        <Setter Property="OverridesDefaultStyle" Value="true"/>
        <Setter Property="IsTabStop" Value="false"/>
        <Setter Property="Focusable" Value="false"/>
        <Setter Property="Template">
            <Setter.Value>
                <ControlTemplate TargetType="{x:Type RepeatButton}">
                    <Border Background="Transparent" />
                </ControlTemplate>
            </Setter.Value>
        </Setter>
    </Style>

    <Style x:Key="SliderThumbStyle" TargetType="{x:Type Thumb}">
        <Setter Property="SnapsToDevicePixels" Value="true"/>
        <Setter Property="OverridesDefaultStyle" Value="true"/>
        <Setter Property="Height" Value="14"/>
        <Setter Property="Width" Value="8"/>
        <Setter Property="Template">
            <Setter.Value>
                <ControlTemplate TargetType="{x:Type Thumb}">
                    <Rectangle 
                        Name="Ellipse" 
                        RadiusX="1"
                        RadiusY="1"
                        Fill="{StaticResource NormalBrush}"
                        Stroke="DimGray"
                        StrokeThickness="1" />
                    <ControlTemplate.Triggers>
                        <Trigger Property="IsMouseOver" Value="True">
                            <Setter TargetName="Ellipse" Property="Fill" Value="{StaticResource DarkBrush}"/>
                        </Trigger>
                        <Trigger Property="IsEnabled" Value="false">
                            <Setter TargetName="Ellipse" Property="Fill" Value="{StaticResource DisabledBackgroundBrush}"/>
                        </Trigger>
                    </ControlTemplate.Triggers>
                </ControlTemplate>
            </Setter.Value>
        </Setter>
    </Style>

    <ControlTemplate x:Key="HorizontalSlider" TargetType="{x:Type Slider}">
        <Grid>
            <Grid.RowDefinitions>
                <RowDefinition Height="Auto"/>
                <RowDefinition Height="Auto" MinHeight="{TemplateBinding Slider.MinHeight}"/>
                <RowDefinition Height="Auto"/>
            </Grid.RowDefinitions>
            <TickBar 
                Name="TopTick"
                SnapsToDevicePixels="True" 
                Placement="Top"
                Fill="{StaticResource GlyphBrush}"
                Height="4"
                Visibility="Collapsed" />
            <Rectangle 
                Name="TrackBackground"
                Margin="0"                
                Height="3"
                Grid.Row="1"
                Fill="Gray" 
                Stroke="White"
                StrokeThickness="1"/>
            <Track Grid.Row="1" Name="PART_Track">
                <Track.DecreaseRepeatButton>
                    <RepeatButton 
                        Style="{StaticResource SliderButtonStyle}"
                        Command="Slider.DecreaseLarge" />
                </Track.DecreaseRepeatButton>
                <Track.Thumb>
                    <Thumb Style="{StaticResource SliderThumbStyle}" />
                </Track.Thumb>
                <Track.IncreaseRepeatButton>
                    <RepeatButton 
                        Style="{StaticResource SliderButtonStyle}"
                        Command="Slider.IncreaseLarge" />
                </Track.IncreaseRepeatButton>
            </Track>
            <TickBar 
                Name="BottomTick"
                SnapsToDevicePixels="True" 
                Grid.Row="2"
                Fill="{TemplateBinding Foreground}"
                Placement="Bottom"
                Height="4"
                Visibility="Collapsed" />
        </Grid>
        <ControlTemplate.Triggers>
            <Trigger Property="TickPlacement" Value="TopLeft">
                <Setter TargetName="TopTick" Property="Visibility" Value="Visible"/>
            </Trigger>
            <Trigger Property="TickPlacement" Value="BottomRight">
                <Setter TargetName="BottomTick" Property="Visibility" Value="Visible"/>
            </Trigger>
            <Trigger Property="TickPlacement" Value="Both">
                <Setter TargetName="TopTick" Property="Visibility" Value="Visible"/>
                <Setter TargetName="BottomTick" Property="Visibility" Value="Visible"/>
            </Trigger>
        </ControlTemplate.Triggers>
    </ControlTemplate>

    <ControlTemplate x:Key="VerticalSlider" TargetType="{x:Type Slider}">
        <Grid>
            <Grid.ColumnDefinitions>
                <ColumnDefinition Width="Auto"/>
                <ColumnDefinition Width="Auto" MinWidth="{TemplateBinding Slider.MinWidth}"/>
                <ColumnDefinition Width="Auto"/>
            </Grid.ColumnDefinitions>
            <TickBar 
                Name="TopTick"
                SnapsToDevicePixels="True" 
                Placement="Left"
                Fill="{StaticResource GlyphBrush}"
                Width="4"
                Visibility="Collapsed" />
            <Border 
                Name="TrackBackground"
                Margin="0"
                CornerRadius="2" 
                Width="4"
                Grid.Column="1"
                Background="{StaticResource HorizontalLightBrush}" 
                BorderBrush="{StaticResource HorizontalNormalBorderBrush}"
                BorderThickness="1" />
            <Track Grid.Column="1" Name="PART_Track">
                <Track.DecreaseRepeatButton>
                    <RepeatButton 
                        Style="{StaticResource SliderButtonStyle}"
                        Command="Slider.DecreaseLarge" />
                </Track.DecreaseRepeatButton>
                <Track.Thumb>
                    <Thumb Style="{StaticResource SliderThumbStyle}" />
                </Track.Thumb>
                <Track.IncreaseRepeatButton>
                    <RepeatButton 
                        Style="{StaticResource SliderButtonStyle}"
                        Command="Slider.IncreaseLarge" />
                </Track.IncreaseRepeatButton>
            </Track>
            <TickBar 
                Name="BottomTick"
                SnapsToDevicePixels="True" 
                Grid.Column="2"
                Fill="{TemplateBinding Foreground}"
                Placement="Right"
                Width="4"
                Visibility="Collapsed" />
        </Grid>
        <ControlTemplate.Triggers>
            <Trigger Property="TickPlacement" Value="TopLeft">
                <Setter TargetName="TopTick" Property="Visibility" Value="Visible"/>
            </Trigger>
            <Trigger Property="TickPlacement" Value="BottomRight">
                <Setter TargetName="BottomTick" Property="Visibility" Value="Visible"/>
            </Trigger>
            <Trigger Property="TickPlacement" Value="Both">
                <Setter TargetName="TopTick" Property="Visibility" Value="Visible"/>
                <Setter TargetName="BottomTick" Property="Visibility" Value="Visible"/>
            </Trigger>
        </ControlTemplate.Triggers>
    </ControlTemplate>

    <Style TargetType="{x:Type Slider}">
        <Setter Property="SnapsToDevicePixels" Value="true"/>
        <Setter Property="OverridesDefaultStyle" Value="true"/>
        <Style.Triggers>
            <Trigger Property="Orientation" Value="Horizontal">
                <Setter Property="MinWidth" Value="104" />
                <Setter Property="MinHeight" Value="21" />
                <Setter Property="Template" Value="{StaticResource HorizontalSlider}" />
            </Trigger>
            <Trigger Property="Orientation" Value="Vertical">
                <Setter Property="MinWidth" Value="21" />
                <Setter Property="MinHeight" Value="104" />
                <Setter Property="Template" Value="{StaticResource VerticalSlider}" />
            </Trigger>
        </Style.Triggers>
    </Style>

</ResourceDictionary>

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License

This article, along with any associated source code and files, is licensed under The Code Project Open License (CPOL)


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