问app.xaml中的WPF按钮模板如何在MainWindow.xaml中设置文本

EN

 <Button Grid.Column="0" Grid.Row="1" Style="{StaticResource buttBasicTemplateReport}" Command="{Binding CommandButtReportsCorrel}" Height="50" Width="120" HorizontalAlignment="Center" VerticalAlignment="Center" Margin="0,0,0,0"/>                    

         <!-- Glass Button empty template Report -->
    <Style x:Key="buttBasicTemplateReport" TargetType="Button">
        <Setter Property="Cursor" Value="Hand"/>
        <Setter Property="FontSize" Value="12" />
        <Setter Property="Foreground" Value="White"/>
        <Setter Property="FontWeight" Value="Bold"/>
        <Setter Property="VerticalAlignment" Value="Center"/>
        <Setter Property="Template">
            <Setter.Value>
                <ControlTemplate TargetType="{x:Type Button}">
                    <Border x:Name="ButtonBorder" 
                              CornerRadius="15,15,15,15" 
                              BorderThickness="3,3,3,3" 
                              Background="#AA000000"  
                              BorderBrush="#99FFFFFF"
                              RenderTransformOrigin="0.5,0.5">
                        <Grid>
                            <Grid.RowDefinitions>
                                <RowDefinition Height="*"/>
                                <RowDefinition Height="1.7*"/>
                            </Grid.RowDefinitions>
                            <Grid.ColumnDefinitions>
                                <ColumnDefinition/>
                                <ColumnDefinition/>
                            </Grid.ColumnDefinitions>
                            <Border Grid.Row="0" Grid.ColumnSpan="2" CornerRadius="23,23,0,0">
                                <Border.Background>
                                    <LinearGradientBrush StartPoint="0.5,0" EndPoint="0.5,1">
                                        <GradientStop Color="#08FFFFFF" Offset="0"/>
                                        <GradientStop Color="#88FFFFFF" Offset="1"/>
                                    </LinearGradientBrush>
                                </Border.Background>
                            </Border>
                            <ContentPresenter x:Name="ButtonContentPresenter"
                            VerticalAlignment="Center"  
                            Grid.RowSpan="2" 
                            HorizontalAlignment="Center"/>
                            <Rectangle x:Name="recGlow"  Style="{StaticResource recSecurity}"
                                       Grid.Row="0" Grid.RowSpan="2" Grid.Column="0" Grid.ColumnSpan="2"/>
                            <TextBlock Grid.Row="0" Grid.RowSpan="2" Grid.ColumnSpan="2" VerticalAlignment="Center" HorizontalAlignment="Center" Style="{StaticResource txtSecurity}"/>
                        </Grid>
                    </Border>
                    <ControlTemplate.Triggers>
                        <Trigger Property="IsMouseOver"  Value="True">
                            <Setter TargetName="recGlow" Property="Opacity" Value="0.8"/>
                            <Setter Property="RenderTransform" TargetName="ButtonBorder">
                                <Setter.Value>
                                    <TransformGroup>
                                        <ScaleTransform ScaleX="1" ScaleY="1"/>
                                    </TransformGroup>
                                </Setter.Value>
                            </Setter>
                        </Trigger>
                    </ControlTemplate.Triggers>
                </ControlTemplate>
            </Setter.Value>
        </Setter>
    </Style>