我有一个使用一些PART控件的自定义控件:
[TemplatePart(Name = "PART_TitleTextBox", Type = typeof(TextBox))]
[TemplatePart(Name = "PART_TitleIndexText", Type = typeof(Label))]
[TemplatePart(Name = "PART_TimeCodeInText", Type = typeof(TextBlock))]
[TemplatePart(Name = "PART_TimeCodeOutText", Type = typeof(TextBlock))]
[TemplatePart(Name = "PART_ApprovedImage", Type = typeof(Image))]
[TemplatePart(Name = "PART_CommentsImage", Type = typeof(Image))]
[TemplatePart(Name = "PART_BookmarkedImage", Type = typeof(Image))]
public class TitleBoxNew : Control
{
static TitleBoxNew()
{
DefaultStyleKeyProperty.OverrideMetadata(
typeof(TitleBoxNew),
new FrameworkPropertyMetadata(typeof(TitleBoxNew)));
}
public TitleBoxNew() { }
// ... rest of class
}
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此控件覆盖OnApplyTemplate:
public override void OnApplyTemplate()
{
base.OnApplyTemplate();
InitializeEvents();
}
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大部分时间都适用.我已经在窗口中的自定义选项卡控件中添加了控件,并且不会以某种方式为该控件调用OnApplyTemplate!为什么这不能像我期望的那样工作?
假设我有一个带有整数列 ID 的表。我需要找到具有最大退货金额的missing numbersa 。sequence
我怎样才能使用一个查询来实现这一目标MS SQL?
提前致谢!