YS-SCADA-LiShun-New/src/YSAI.Controls/tip/TipControl.xaml

<ContentControl x:Class="YSAI.Controls.tip.TipControl"
             xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
             xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
             xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
             xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
             xmlns:local="clr-namespace:YSAI.Controls.tip">
    <ContentControl.Resources>
        <local:ToolTipOffsetConverter x:Key="ToolTipOffsetConverter" />
        <Style TargetType="local:TipControl">
            <Setter Property="ToolTipForeground" Value="{DynamicResource TitleForeground}" />
            <Setter Property="Background" Value="{DynamicResource CaptionActiveBackgroundBrush}" />
            <Setter Property="Template">
                <Setter.Value>
                    <ControlTemplate TargetType="local:TipControl">
                        <Grid>
                            <Popup
                            x:Name="PART_Popup"
                            AllowsTransparency="True"
                            IsHitTestVisible="false"
                            Placement="Center"
                            PlacementTarget="{Binding ElementName=PART_Content}">
                                <Border Name="Border" Padding="0,10,0,0">
                                    <Grid>
                                        <Border
                                        x:Name="PART_Arrow"
                                        Width="30"
                                        Height="30"
                                        Background="{TemplateBinding Background}"
                                        CornerRadius="3"
                                        RenderTransformOrigin="0.5,0.5">
                                            <Border.RenderTransform>
                                                <TransformGroup>
                                                    <ScaleTransform />
                                                    <SkewTransform />
                                                    <RotateTransform Angle="45" />
                                                    <TranslateTransform />
                                                </TransformGroup>
                                            </Border.RenderTransform>
                                        </Border>
                                        <Border
                                        Width="{TemplateBinding Width}"
                                        Height="{TemplateBinding Height}"
                                        Background="{TemplateBinding Background}"
                                        BorderThickness="0"
                                        CornerRadius="3">
                                            <ContentPresenter
                                            Margin="10"
                                            HorizontalAlignment="{TemplateBinding HorizontalContentAlignment}"
                                            VerticalAlignment="{TemplateBinding VerticalContentAlignment}"
                                            ContentSource="ToolTipContent"
                                            TextBlock.Foreground="{TemplateBinding ToolTipForeground}" />
                                        </Border>
                                    </Grid>
                                </Border>
                            </Popup>
                            <ContentPresenter x:Name="PART_Content" />
                        </Grid>
                        <ControlTemplate.Triggers>
                            <Trigger Property="Placement" Value="Right">
                                <Setter TargetName="PART_Popup" Property="VerticalOffset" Value="0" />
                                <Setter TargetName="PART_Arrow" Property="HorizontalAlignment" Value="Left" />
                                <Setter TargetName="Border" Property="Padding" Value="10,0,0,0" />
                                <Setter TargetName="PART_Popup" Property="HorizontalOffset">
                                    <Setter.Value>
                                        <MultiBinding Converter="{StaticResource ToolTipOffsetConverter}">
                                            <Binding ElementName="PART_Content" Path="ActualWidth" />
                                            <Binding ElementName="Border" Path="ActualWidth" />
                                        </MultiBinding>
                                    </Setter.Value>
                                </Setter>
                            </Trigger>
                            <Trigger Property="Placement" Value="Left">
                                <Setter TargetName="PART_Popup" Property="VerticalOffset" Value="0" />
                                <Setter TargetName="PART_Arrow" Property="HorizontalAlignment" Value="Right" />
                                <Setter TargetName="Border" Property="Padding" Value="0,0,10,0" />
                                <Setter TargetName="PART_Popup" Property="HorizontalOffset">
                                    <Setter.Value>
                                        <MultiBinding Converter="{StaticResource ToolTipOffsetConverter}" ConverterParameter="-">
                                            <Binding ElementName="PART_Content" Path="ActualWidth" />
                                            <Binding ElementName="Border" Path="ActualWidth" />
                                        </MultiBinding>
                                    </Setter.Value>
                                </Setter>
                            </Trigger>
                            <Trigger Property="Placement" Value="Top">
                                <Setter TargetName="PART_Popup" Property="HorizontalOffset" Value="0" />
                                <Setter TargetName="PART_Arrow" Property="VerticalAlignment" Value="Bottom" />
                                <Setter TargetName="Border" Property="Padding" Value="0,0,0,10" />
                                <Setter TargetName="PART_Popup" Property="VerticalOffset">
                                    <Setter.Value>
                                        <MultiBinding Converter="{StaticResource ToolTipOffsetConverter}" ConverterParameter="-">
                                            <Binding ElementName="PART_Content" Path="ActualHeight" />
                                            <Binding ElementName="Border" Path="ActualHeight" />
                                        </MultiBinding>
                                    </Setter.Value>
                                </Setter>
                            </Trigger>
                            <Trigger Property="Placement" Value="Bottom">
                                <Setter TargetName="PART_Popup" Property="HorizontalOffset" Value="0" />
                                <Setter TargetName="PART_Arrow" Property="VerticalAlignment" Value="Top" />
                                <Setter TargetName="Border" Property="Padding" Value="0,10,0,0" />
                                <Setter TargetName="PART_Popup" Property="VerticalOffset">
                                    <Setter.Value>
                                        <MultiBinding Converter="{StaticResource ToolTipOffsetConverter}">
                                            <Binding ElementName="PART_Content" Path="ActualHeight" />
                                            <Binding ElementName="Border" Path="ActualHeight" />
                                        </MultiBinding>
                                    </Setter.Value>
                                </Setter>
                            </Trigger>
                            <Trigger Property="IsMouseOver" Value="True">
                                <Setter TargetName="PART_Popup" Property="IsOpen" Value="true" />
                            </Trigger>
                            <Trigger Property="ToolTipContent" Value="{x:Null}">
                                <Setter TargetName="PART_Popup" Property="IsOpen" Value="false" />
                            </Trigger>
                        </ControlTemplate.Triggers>
                    </ControlTemplate>
                </Setter.Value>
            </Setter>
        </Style>
    </ContentControl.Resources>
</ContentControl>