ComboBox Style

<SolidColorBrush x:Key="ComboBoxNormalBorderBrush" Color="#e3e9ef" />
    <SolidColorBrush x:Key="ComboBoxNormalBackgroundBrush" Color="#fff" />
    <SolidColorBrush x:Key="ComboBoxDisabledForegroundBrush" Color="#888" />
    <SolidColorBrush x:Key="ComboBoxDisabledBackgroundBrush" Color="#eee" />
    <SolidColorBrush x:Key="ComboBoxDisabledBorderBrush" Color="#888" />

    <ControlTemplate x:Key="ComboBoxToggleButtonTemplate" TargetType="{x:Type ToggleButton}">
        <Grid>
            <Grid.ColumnDefinitions>
                <ColumnDefinition />
                <ColumnDefinition Width="25" />
            </Grid.ColumnDefinitions>
            <Border Grid.ColumnSpan="2" Name="Border" 
              BorderBrush="{StaticResource ComboBoxNormalBorderBrush}" 
              CornerRadius="0" BorderThickness="1, 1, 1, 1" 
              Background="Transparent" />
            <Border Grid.Column="1" Margin="3" Name="ButtonBorder"
              CornerRadius="2" BorderThickness="0"  BorderBrush="Blue"
              Background="#eeeeee" Height="19" Width="19"/>

            <Path Name="Arrow" Grid.Column="1" 
            Data="M0,0 L0,2 L4,6 L8,2 L8,0 L4,4 z"
            HorizontalAlignment="Center" Fill="#FF676767"
            VerticalAlignment="Center" />
        </Grid>
        <ControlTemplate.Triggers>
            <Trigger Property="UIElement.IsMouseOver" Value="True">
                <Setter Property="Panel.Background" TargetName="ButtonBorder" Value="#FFDBDBDB"/>
            </Trigger>
            <Trigger Property="ToggleButton.IsChecked" Value="True">
                <Setter Property="Panel.Background" TargetName="ButtonBorder" Value="#FFCCCCCC"/>
                <Setter Property="Shape.Fill" TargetName="Arrow" Value="#FFFFFFFF"/>
            </Trigger>
            <Trigger Property="UIElement.IsEnabled" Value="False">
                <Setter Property="Panel.Background" TargetName="Border" Value="{StaticResource ComboBoxDisabledBackgroundBrush}"/>
                <Setter Property="Panel.Background" TargetName="ButtonBorder" Value="{StaticResource ComboBoxDisabledBackgroundBrush}"/>
                <Setter Property="Border.BorderBrush" TargetName="ButtonBorder" Value="{StaticResource ComboBoxDisabledBorderBrush}"/>
                <Setter Property="TextElement.Foreground" Value="{StaticResource ComboBoxDisabledForegroundBrush}"/>
                <Setter Property="Shape.Fill" TargetName="Arrow" Value="#999"/>
            </Trigger>
        </ControlTemplate.Triggers>
    </ControlTemplate>

    <Style x:Key="CommonComboBoxStyle"  TargetType="{x:Type ComboBox}">
        <Setter Property="UIElement.SnapsToDevicePixels" Value="True"/>
        <Setter Property="FrameworkElement.OverridesDefaultStyle" Value="True"/>
        <Setter Property="ScrollViewer.HorizontalScrollBarVisibility" Value="Auto"/>
        <Setter Property="ScrollViewer.VerticalScrollBarVisibility" Value="Auto"/>
        <Setter Property="ScrollViewer.CanContentScroll" Value="True"/>
        <Setter Property="TextElement.Foreground" Value="Black"/>
        <Setter Property="FrameworkElement.FocusVisualStyle" Value="{x:Null}"/>
        <Setter Property="Height" Value="{Binding Height}"/>
        <Setter Property="Control.Template">
            <Setter.Value>
                <ControlTemplate TargetType="ComboBox">
                    <Grid>
                        <ToggleButton Name="ToggleButton" Grid.Column="2"
                ClickMode="Press" Focusable="False"
                IsChecked="{Binding Path=IsDropDownOpen, RelativeSource={RelativeSource TemplatedParent}, Mode=TwoWay}"
                Template="{StaticResource ComboBoxToggleButtonTemplate}"/>

                        <ContentPresenter Name="ContentSite" Margin="5, 3, 25, 0" IsHitTestVisible="False"
                              HorizontalAlignment="Left" VerticalAlignment="Center"                              
                              Content="{TemplateBinding ComboBox.SelectionBoxItem}" 
                              ContentTemplate="{TemplateBinding ComboBox.SelectionBoxItemTemplate}"
                              ContentTemplateSelector="{TemplateBinding ItemTemplateSelector}"/>
                        <TextBox Name="PART_EditableTextBox" Margin="0, 3, 25, 0"                     
                     IsReadOnly="{TemplateBinding IsReadOnly}"
                     Visibility="Hidden" Background="Transparent"
                     HorizontalAlignment="Left" VerticalAlignment="Center"
                     Focusable="True" >
                            <TextBox.Template>
                                <ControlTemplate TargetType="TextBox" >
                                    <Border Name="PART_ContentHost" Focusable="False" />
                                </ControlTemplate>
                            </TextBox.Template>
                        </TextBox>
                        <!-- Popup showing items -->
                        <Popup Name="Popup" Placement="Bottom"
                   Focusable="False" AllowsTransparency="True"
                   IsOpen="{TemplateBinding ComboBox.IsDropDownOpen}"
                   PopupAnimation="Slide">
                            <Grid Name="DropDown" SnapsToDevicePixels="True" Background="Transparent"
                    MinWidth="{TemplateBinding FrameworkElement.ActualWidth}"
                    MaxHeight="{TemplateBinding ComboBox.MaxDropDownHeight}">
                                <Border Name="DropDownBorder" Background="#FFFFFFFF" Margin="0, 1, 0, 0"
                        CornerRadius="0" BorderThickness="1,1,1,1" 
                        BorderBrush="{StaticResource ComboBoxNormalBorderBrush}"/>
                                <ScrollViewer Margin="0" SnapsToDevicePixels="True" >
                                    <ItemsPresenter KeyboardNavigation.DirectionalNavigation="Contained" />
                                </ScrollViewer>
                            </Grid>
                        </Popup>
                    </Grid>
                    <ControlTemplate.Triggers>
                        <Trigger Property="ItemsControl.HasItems" Value="False">
                            <!--<Setter Property="FrameworkElement.MinHeight" TargetName="DropDownBorder" Value="95"/>-->
                        </Trigger>
                        <Trigger Property="UIElement.IsEnabled" Value="False">
                            <Setter Property="TextElement.Foreground" Value="{StaticResource ComboBoxDisabledForegroundBrush}"/>
                        </Trigger>
                        <Trigger Property="ItemsControl.IsGrouping" Value="True">
                            <Setter Property="ScrollViewer.CanContentScroll" Value="False"/>
                        </Trigger>
                        <Trigger Property="ComboBox.IsEditable" Value="True">
                            <Setter Property="KeyboardNavigation.IsTabStop" Value="False"/>
                            <Setter Property="UIElement.Visibility" TargetName="PART_EditableTextBox" Value="Visible"/>
                            <Setter Property="UIElement.Visibility" TargetName="ContentSite" Value="Hidden"/>
                        </Trigger>
                    </ControlTemplate.Triggers>
                </ControlTemplate>
            </Setter.Value>
        </Setter>
    </Style>

    <Style x:Key="CommonComboBoxItemStyle" TargetType="{x:Type ComboBoxItem}">
        <Setter Property="SnapsToDevicePixels" Value="True"/>
        <Setter Property="OverridesDefaultStyle" Value="True"/>
        <Setter Property="Template">
            <Setter.Value>
                <ControlTemplate TargetType="{x:Type ComboBoxItem}">
                    <Border x:Name="back" SnapsToDevicePixels="True" Background="Transparent">
                        <ContentPresenter Margin="5,0,0,0"/>
                    </Border>
                    <ControlTemplate.Triggers>
                        <Trigger Property="IsMouseOver" Value="True">
                            <Setter TargetName="back" Property="Background" Value="#eeeeee"/>
                        </Trigger>
                        <Trigger Property="IsSelected" Value="True">
                            <Setter TargetName="back" Property="Background" Value="#e5e5e5"/>
                        </Trigger>
                    </ControlTemplate.Triggers>
                </ControlTemplate>
            </Setter.Value>
        </Setter>
    </Style>

 

posted on 2018-05-07 15:54  lopengye  阅读(211)  评论(0编辑  收藏  举报

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