delegates

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Pass additional parameters or objects using an Event Handler [duplicate]

This question already has answers here: Pass extra parameters to an event handler? (10 answers) Closed 8 years ago.[详细]

2023-04-13 07:50 分类：问答
VB.NET: How can I have events return a value like I can in C#?

In C#, I can do this: public partial class _Default : System.Web.UI.Page { protected void Page_Load(object sender, EventArgs e)[详细]

2023-04-13 06:16 分类：问答
Questions on delegate functions in C#?

I\'m learning about C# and one of the areas that interested me were delegate functions.The following code uses them to apply a function to each number in a range [start, limit[ before it is summed.Thi[详细]

2023-04-13 00:38 分类：问答
In .NET why does event connection order matter like this?

u开发者_如何转开发sing System; static class Program { static event Action A = delegate { }; static event Action B = delegate { };[详细]

2023-04-12 23:39 分类：问答
HowTo draw ico+text data with delegate in QTreeWidget (when selecting a row)?

Problem: When I select a row with a mouse on the table, pic #1 becomes pic #2 - as you can see, all my drawn icons are disappear![详细]

2023-04-12 20:26 分类：问答
How to determine anonymous function parameters in c#?

Given the following code, public T Execute<T>(Func<T> methodParam) { return methodParam (); }[详细]

2023-04-12 16:07 分类：问答
Is it possible to have a delegate as attribute parameter?

Is it possible to have a delegate as the parameter of an attribute? Like this: public delegate IPropertySet ConnectionPropertiesDelegate();[详细]

2023-04-12 07:36 分类：问答
What’s the advantage of using a delegate over making an intermediary method?

Is there a reason to use this: bool flag; public Form1() { if (flag) byDelegate = square; else byDelegate = cube;[详细]

2023-04-12 07:35 分类：问答
Calling methods from another class

- (BOOL)application:(UIApplication开发者_JAVA百科 *)application didFinishLaunchingWithOptions:(NSDictionary *)launchOptions[详细]

2023-04-12 07:31 分类：问答
method delegates doesn't get called

I tried to implement this: UICRouteOverlayMapView .h file @protocol DrawingDataDelegate <NSObject>[详细]

2023-04-12 05:54 分类：问答