更改 ModalDialog 标题栏背景颜色

问题描述

我们有一个 WPF windows 应用程序，我们需要更改 Modal 对话框标题栏的颜色，下面是代码片段和当前对话框的屏幕截图。我们使用的是 WPF DevExpress.Xpf 第三方 dll。

我们也在各个地方尝试了背景颜色更改选项，但没有任何效果，标题栏颜色也不会改变。

<coreClient:BaseWindow x:Name="ModalDialogWindow"
                       xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
                       xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
                       ShowInTaskbar="False"
                       Height="10" Width="10"
                       Activated="ModalDialogWindowActivated"
                       Icon="/Images/app_icon_small.png" 
                       Title="{Binding Path=DialogTitle}">
    <coreClient:BaseWindow.Resources>
        <converter:BoolToVisibilityConverter x:Key="BoolToVisibilityConverter" />
        <converter:EmptyStringToVisibilityConverter x:Key="EmptyStringToVisibilityConverter" />
        <converter:ModalDialogActionCommandArgsConverter x:Key="ModalDialogActionCommandArgsConverter" />
    </coreClient:BaseWindow.Resources>

    <DockPanel LastChildFill="True">
        <Border Height="35" DockPanel.Dock="Bottom" Margin="0" Style="{StaticResource BdrModalDialogActionPanel}">
            <DockPanel LastChildFill="True">
                <StackPanel x:Name="actionButtonPanel" 
                            Orientation="Horizontal" 
                            DockPanel.Dock="Right"
                            HorizontalAlignment="Right"
                            VerticalAlignment="Center">

                    <ItemsControl Name="actionButtons"
                                  ItemsSource="{Binding ActionButtons}"
                                  HorizontalAlignment="Right" 
                                  Focusable="False"
                                  VerticalAlignment="Center">
                        <ItemsControl.ItemsPanel>
                            <ItemsPanelTemplate>
                                <StackPanel Orientation="Horizontal"/>
                            </ItemsPanelTemplate>
                        </ItemsControl.ItemsPanel>

                        <ItemsControl.ItemTemplate>
                            <DataTemplate>
                                <Button x:Name="additionalActionButton"
                                        IsDefault="{Binding IsButtonDefault}"
                                        IsCancel="{Binding IsButtonCancel}"
                                        IsEnabled="{Binding IsButtonEnabled}"
                                        Content="{Binding Path=Content}"
                                        HorizontalAlignment="Center" VerticalAlignment="Center"
                                        Margin="0,5,0"
                                        ToolTipService.ShowOnDisabled="True"
                                        Command="{Binding Path=ActionCommand}" Height="29">

                                    <Button.CommandParameter>
                                        <MultiBinding Converter="{StaticResource ModalDialogActionCommandArgsConverter}">
                                            <MultiBinding.Bindings>
                                                <Binding ElementName="ModalDialogWindow" />
                                                <Binding />
                                            </MultiBinding.Bindings>
                                        </MultiBinding>
                                    </Button.CommandParameter>
                                    <Button.Style>
                                        <Style TargetType="{x:Type Button}">
                                            <Style.Triggers>
                                                <Trigger Property="Content" Value="Search">
                                                    <Setter Property="Foreground" Value="White"/>
                                                    <Setter Property="Height" Value="29" />
                                                    <Setter Property="Width" Value="76" />
                                                    <Setter Property="Template">
                                                        <Setter.Value>
                                                            <ControlTemplate TargetType="Button">
                                                                <Grid Background="#0096d6" x:Name="RootElement">
                                                                    <TextBlock Text="{TemplateBinding Content}" Foreground="{TemplateBinding Foreground}" HorizontalAlignment="Center" VerticalAlignment="Center"/>
                                                                </Grid>
                                                            </ControlTemplate>
                                                        </Setter.Value>
                                                    </Setter>
                                                </Trigger>
                                            </Style.Triggers>
                                        </Style>
                                    </Button.Style>
                                    <Button.ToolTip>
                                        <ToolTip Visibility="{Binding TooltipText,Converter={StaticResource EmptyStringToVisibilityConverter},ConverterParameter='HIDDEN'}"
                                                 Content="{Binding TooltipText}" />
                                    </Button.ToolTip>
                                </Button>
                            </DataTemplate>
                        </ItemsControl.ItemTemplate>
                    </ItemsControl>
                </StackPanel>

                <StackPanel Orientation="Horizontal"
                            DockPanel.Dock="Left"
                            Visibility="{Binding IsActionInProgress,Converter={StaticResource BoolToVisibilityConverter}}">
                    <common:SpinnerControl x:Name="SpinnerControl" VerticalAlignment="Center" VerticalContentAlignment="Center" />
                    <TextBlock Text="{Binding ActionStatusMessage}"
                               Margin="5,0"
                               VerticalAlignment="Center"/>
                </StackPanel>
            </DockPanel>
        </Border>

        <ContentControl x:Name="MainControl" 
                        IsTabStop="False" 
                        Focusable="False" />
    </DockPanel>
</coreClient:BaseWindow>

解决方法

暂无找到可以解决该程序问题的有效方法，小编努力寻找整理中！

如果你已经找到好的解决方法，欢迎将解决方案带上本链接一起发送给小编。

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