fix slideshow control panel text;

Author: Carl Chang

SlideshowWindow.xaml

@@ -15,13 +15,15 @@
             <Style x:Key="HeaderStyle" TargetType="TextBlock" BasedOn="{StaticResource HeaderTextStyle}">
                 <Setter Property="Margin" Value="0 0 16 0"/>
             </Style>
-            <Style TargetType="TextBox" BasedOn="{StaticResource BorderlessStyle}"/>
+            <Style TargetType="TextBox" BasedOn="{StaticResource BorderlessStyle}">
+                <Setter Property="MinWidth" Value="20" />
+            </Style>
 
             <Style TargetType="ContentControl" BasedOn="{StaticResource RoundContentControlBaseStyle}"/>
         </Canvas.Resources>
 
         <Border x:Name="B_ControlPanel" Canvas.Top="40" Canvas.Right="10" CornerRadius="4" Background="Transparent"
-                Panel.ZIndex="99" Width="260" MinHeight="260" MouseLeave="B_ControlPanel_MouseLeave">
+                Panel.ZIndex="99" MinWidth="260" MinHeight="260" MouseLeave="B_ControlPanel_MouseLeave">
             <Border.Style>
                 <Style TargetType="Border">
                     <Style.Triggers>
@@ -38,9 +40,7 @@
             </Border.Style>
             <StackPanel>
                 <StackPanel.Resources>
-                    <Style TargetType="Border" BasedOn="{StaticResource BorderBlockStyle}">
-                        <Setter Property="Width" Value="240"/>
-                    </Style>
+                    <Style TargetType="Border" BasedOn="{StaticResource BorderBlockStyle}"/>
                     <Style TargetType="StackPanel">
                         <Setter Property="Orientation" Value="Horizontal" />
                     </Style>