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前一個問題的初始寬度我問過,我希望能夠以移動gridsplitter擴大它包含圖像的列表框擴展,這樣,當它展開,圖像調整圖的基礎在可用的空間上。有了幫助,我能夠調整大小功能的工作,但現在的問題是,當程序最初啓動時,圖像是全尺寸而不是縮略圖大小。有沒有辦法設置擴展器的初始寬度,以便圖像最初顯示爲約175像素的縮略圖?設置的膨脹或列表框
ColumnDefinitions:
<Grid.ColumnDefinitions>
<ColumnDefinition MinWidth="25" Width="*" />
<ColumnDefinition MinWidth="5" Width="5" />
<ColumnDefinition Width="2*" />
<ColumnDefinition MinWidth="5" Width="5" />
<ColumnDefinition MinWidth="25" Width="*" />
</Grid.ColumnDefinitions>
0:擴展
1:gridsplitter
2:文本框
3:gridsplitter
4:(與圖像文本框)擴展
XAML:
<GridSplitter
Name="gridSplitter2"
Width="10"
Margin="0,0,0,0"
Grid.Column="3"
IsEnabled="True"
HorizontalAlignment="Center"/>
<Expander
Style="{DynamicResource ExpanderStyle}"
Name="pictureExpander"
IsExpanded="True"
Grid.Column="4"
ExpandDirection="Left"
Collapsed="pictureExpander_Collapsed"
Expanded="pictureExpander_Expanded" >
<ListBox
Name="photoList"
ItemsSource="{Binding Source={StaticResource PhotoBin}}"
IsSynchronizedWithCurrentItem="True"
ScrollViewer.CanContentScroll="False"
ScrollViewer.HorizontalScrollBarVisibility="Disabled">
<ListBox.ItemContainerStyle>
<Style TargetType="{x:Type ListBoxItem}">
<Style.Resources>
<SolidColorBrush x:Key="{x:Static SystemColors.HighlightBrushKey}" Color="Yellow" />
</Style.Resources>
<Style.Triggers>
<Trigger Property="IsSelected" Value="True">
<Setter Property="BorderBrush" Value="Black"/>
<Setter Property="BorderThickness" Value="5"/>
</Trigger>
</Style.Triggers>
</Style>
</ListBox.ItemContainerStyle>
<ListBox.ItemTemplate>
<DataTemplate>
<Image
Name="thumbnailImage"
Source="{Binding FileLocation}"
Margin="5"
Stretch="UniformToFill"
StretchDirection="Both"
HorizontalAlignment="Stretch"
/>
</DataTemplate>
</ListBox.ItemTemplate>
</ListBox>
</Expander>
由於某種原因,圖像仍然顯示爲其實際大小。 – MBU 2010-12-23 03:02:59