문제

같은 속성에 액세스하는 여러 스토리 보드가 있습니다 (동시에 아님). 한 스토리 보드가 속성을 변경 한 후, 다른 스토리 보드는 그 속성에 접근 할 수없는 것처럼 보이며 아무것도 바꾸지 않습니다.

견본:

<ListBox>
    <ListBox.ItemContainerStyle>
        <Style TargetType="ListBoxItem">
            <Setter Property="Template">
                <Setter.Value>
                    <ControlTemplate TargetType="{x:Type ListBoxItem}">
                        <Border Name="Border" BorderBrush="DarkGray" BorderThickness="1" Margin="3">
                            <ContentPresenter />
                            <Border.Background>
                                <SolidColorBrush />
                            </Border.Background>
                        </Border>
                        <ControlTemplate.Triggers>
                            <Trigger Property="IsSelected" Value="True">
                                <Trigger.EnterActions>
                                    <BeginStoryboard>
                                        <Storyboard>
                                            <ColorAnimation Storyboard.TargetName="Border" Storyboard.TargetProperty="Background.Color" To="#3e8bff" Duration="0:0:0.1" />
                                        </Storyboard>
                                    </BeginStoryboard>
                                </Trigger.EnterActions>
                                <Trigger.ExitActions>
                                    <BeginStoryboard>
                                        <Storyboard>
                                            <ColorAnimation Storyboard.TargetName="Border" Storyboard.TargetProperty="Background.Color" To="White" Duration="0:0:0.1" />
                                        </Storyboard>
                                    </BeginStoryboard>
                                </Trigger.ExitActions>
                            </Trigger>
                            <MultiTrigger>
                                <MultiTrigger.Conditions>
                                    <Condition Property="IsMouseOver" Value="True" />
                                    <Condition Property="IsSelected" Value="False" />
                                </MultiTrigger.Conditions>
                                <MultiTrigger.EnterActions>
                                    <BeginStoryboard>
                                        <Storyboard>
                                            <ColorAnimation Storyboard.TargetName="Border" Storyboard.TargetProperty="Background.Color" To="Orange" Duration="0:0:0.1" />
                                        </Storyboard>
                                    </BeginStoryboard>
                                </MultiTrigger.EnterActions>
                                <MultiTrigger.ExitActions>
                                    <BeginStoryboard>
                                        <Storyboard>
                                            <ColorAnimation Storyboard.TargetName="Border" Storyboard.TargetProperty="Background.Color" To="White" Duration="0:0:0.1" />
                                        </Storyboard>
                                    </BeginStoryboard>
                                </MultiTrigger.ExitActions>
                            </MultiTrigger>
                        </ControlTemplate.Triggers>
                    </ControlTemplate>
                </Setter.Value>
            </Setter>
        </Style>
    </ListBox.ItemContainerStyle>
    <ListBox.Items>
        <sys:String>hey</sys:String>
        <sys:String>du</sys:String>
        <sys:String>dux</sys:String>
        <sys:String>duy</sys:String>
        <sys:String>dua</sys:String>
    </ListBox.Items>
</ListBox>

이것은 내가 만들 수있는 가장 작은 샘플 코드입니다. 항목을 호버링 한 후에는 선택할 때 파란색으로 변하지 않습니다 (하나의 항목을 클릭 한 다음 화살표 키를 사용하여 항목을 호버하지 않고 선택하십시오).

도움이 되었습니까?

해결책

나는 해결책이있다 !!! 트리거와 액션 순서는 중요합니다 ... 대답은 동시에 한 스토리 보드 이상을 재생하지 않고 다른 것을 중지하는 것입니다.

<ControlTemplate.Triggers>
    <MultiTrigger>
        <MultiTrigger.Conditions>
            <Condition Property="IsMouseOver" Value="True"/>
            <Condition Property="Selector.IsSelected" Value="False" />
        </MultiTrigger.Conditions>
        <MultiTrigger.EnterActions>
            <StopStoryboard BeginStoryboardName="SelectedBegin" />
            <StopStoryboard BeginStoryboardName="UnselectBegin" />
            <BeginStoryboard x:Name="EnterBegin" Storyboard="{StaticResource MouseEnterSb}"/>
        </MultiTrigger.EnterActions>
        <MultiTrigger.ExitActions>
            <BeginStoryboard x:Name="LeaveBegin" Storyboard="{StaticResource MouseLeaveSb}"/>
        </MultiTrigger.ExitActions>
    </MultiTrigger>
    <Trigger Property="Selector.IsSelected" Value="True">
        <Trigger.EnterActions>
            <StopStoryboard BeginStoryboardName="LeaveBegin" />
            <StopStoryboard BeginStoryboardName="EnterBegin" />
            <BeginStoryboard x:Name="SelectedBegin" Storyboard="{StaticResource SelectedSb}"/>
        </Trigger.EnterActions>
        <Trigger.ExitActions>
            <BeginStoryboard x:Name="UnselectBegin" Storyboard="{StaticResource UnselectSb}"/>
        </Trigger.ExitActions>
    </Trigger>
</ControlTemplate.Triggers> 

다른 팁

다음 코드를 사용하여 잘못된 결과를 재현 할 수있었습니다.

<ListBox>
<ListBox.ItemContainerStyle>
    <Style TargetType="ListBoxItem">
        <Setter Property="Template">
            <Setter.Value>
                <ControlTemplate TargetType="{x:Type ListBoxItem}">
                    <ControlTemplate.Resources>
                        <Storyboard x:Key="BorderAnimationToRed">
                            <ColorAnimation Storyboard.TargetName="Border" Storyboard.TargetProperty="Background.Color" To="Red" Duration="0:0:0.1" />
                        </Storyboard>
                        <Storyboard x:Key="BorderAnimationToBlue">
                            <ColorAnimation Storyboard.TargetName="Border" Storyboard.TargetProperty="Background.Color" To="Blue" Duration="0:0:0.1" />
                        </Storyboard>
                        <Storyboard x:Key="BorderAnimationToOrange">
                            <ColorAnimation Storyboard.TargetName="Border" Storyboard.TargetProperty="Background.Color" To="Orange" Duration="0:0:0.1" />
                        </Storyboard>
                        <Storyboard x:Key="BorderAnimationToWhite">
                            <ColorAnimation Storyboard.TargetName="Border" Storyboard.TargetProperty="Background.Color" To="White" Duration="0:0:0.1" />
                        </Storyboard>
                    </ControlTemplate.Resources>
                    <Border Name="Border" BorderBrush="DarkGray" BorderThickness="1" Margin="3">
                        <ContentPresenter />
                        <Border.Background>
                            <SolidColorBrush />
                        </Border.Background>
                    </Border>
                    <ControlTemplate.Triggers>
                        <Trigger Property="IsMouseOver" Value="True">
                            <Trigger.EnterActions>
                                <BeginStoryboard Storyboard="{StaticResource BorderAnimationToOrange}"/>
                            </Trigger.EnterActions>
                            <Trigger.ExitActions>
                                <BeginStoryboard Storyboard="{StaticResource BorderAnimationToWhite}"/>
                            </Trigger.ExitActions>
                        </Trigger>
                        <Trigger Property="IsSelected" Value="True">
                            <Trigger.EnterActions>
                                <BeginStoryboard Storyboard="{StaticResource BorderAnimationToBlue}"/>
                            </Trigger.EnterActions>
                            <Trigger.ExitActions>
                                <BeginStoryboard Storyboard="{StaticResource BorderAnimationToWhite}"/>
                            </Trigger.ExitActions>
                        </Trigger>
                    </ControlTemplate.Triggers>
                </ControlTemplate>
            </Setter.Value>
        </Setter>
    </Style>
</ListBox.ItemContainerStyle>
<ListBox.Items>
    <sys:String>hey</sys:String>
    <sys:String>du</sys:String>
    <sys:String>dux</sys:String>
    <sys:String>duy</sys:String>
    <sys:String>dua</sys:String>
</ListBox.Items>

이 코드는 비주얼, 리소스 및 트리거가 별도로 선언되므로 읽기가 조금 더 쉽습니다. 아마도 EventTriggers를 사용하여 목표를 달성하려고 시도 할 수 있습니다 ( "ListBoxItem.MouseEnter"및 "ListBoxItem.Mouseleave"라우팅 이벤트). 행운을 빕니다!

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