MultiTrigger.Conditions><ConditionProperty="IsMouseOver"Value="True"/><ConditionProperty="IsKeyboardFocused"Value="True"/></MultiTrigger.Conditions><MultiTrigger.Setters><SetterProperty="Content"Value="Trigger
In the previous chapter, we worked with triggers to get dynamic styles. So far they have all been based on a single property, but WPF also supports multi triggers, which can monitor two or more property conditions and only trigger once all of them are satisfied. There are two types of ...
{privateList<string> imgsList {get;set; }privateintimgsCount =0;publicBookVM() { InitData(); }privatevoidInitData() {varimgs = Directory.GetFiles(@"../../Images");if(imgs !=null&&imgs.Any()) { imgsCount=imgs.Count(); imgsList=newList<string>(imgs); BooksCollection=newObser...
{TemplateBinding Background}"/> </ScrollViewer> </Grid> </Popup> </Grid> </Grid> </Border> </Grid> <ControlTemplate.Triggers> <Trigger Property="IsEditable" Value="true"> <Setter TargetName="PART_EditableTextBox" Property="Visibility" Value="Visible" /> </Trigger> <Trigger Property="...
x:Object > DependencyObject > TriggerBase > MultiDataTrigger MultiDataTrigger (usage) <MultiDataTrigger> SetterBase* </MultiDataTrigger> (description) Represents a trigger that applies property values or performs actions when the bound data meet a set of conditions. [conte...
</i:Interaction.Triggers> 4.In MVVM, private ObservableCollection<SalesOrderDetail> selectedItems; public ObservableCollection<SalesOrderDetail> SelectedItems { get { return selectedItems; } set { if(value!=selectedItems) { selectedItems = value; ...
Nice and simple, does just what you would expect. But what I found more useful was to include the object itself as the firstBinding, and then use the extra bindings simply for their triggers. What this lets you do is call methods on the object to aid in the production of your new va...
x:Object > DependencyObject > TriggerBase > MultiDataTrigger MultiDataTrigger (usage) <MultiDataTrigger> SetterBase* </MultiDataTrigger> (description) Represents a trigger that applies property values or performs actions when the bound data meet a set of conditions. [content ...
Let us add a few triggers to the combobox now before the control template closing tag. Whenever there are no items in the combobox, we have to set some minimum height for the popup. <ControlTemplate.Triggers> <Trigger Property="HasItems" Value="false"> <Setter TargetName="DropDownBorder...
问使用MultiDataTrigger设置ContentPresenter会导致内存泄漏EN最近在思考关于内存泄露的问题，进而想到了关于我们最常见和熟知的Handler在Activity内导致的内存泄漏的问题，这个问题相信作为开发都是很熟悉的，但是这背后更多的细节和导致泄漏的不同的情况，可能很多人就没有那么了解和清楚了，因此这次和大家分享一下什么情况下...