raiseevent

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How do I raise an event in a usercontrol and catch it in mainpage?

I have a UserControl, and I need to notify t开发者_Python百科he parent page that a button in the UserControl was clicked. How do I raise an event in the UserControl and catch it on the Main page? I tr[详细]

2023-03-09 08:07 分类：问答
DragDrop event not raised

This is kind of a stupid question... I\'m trying to drag and drop a picturebox onto a panel. I followed some exemples, but it doesn\'t work. The DragDrop event of the panel is never raised. I searched[详细]

2023-01-23 14:11 分类：问答
Event not Firing in MS Access VBA

I have a form in MS Access which has an image.The image has an Click event which opens a modal form.The modal form has an OK and Cancel button.When you click the OK button, an event is supposed to fir[详细]

2023-01-16 06:26 分类：问答
MySQL create "before insert" trigger failing and raising errors in triggers

I have successfully created an insert before trigger on a table using the innodb engine which \"throws\" an error by performing an insert on a non-existent table. The problem is that as I try to run t[详细]

2023-01-14 01:45 分类：问答
Firing MouseLeftButtonDown event programmatically

I\'m trying to manually fire a MouseLeftButtonDown event on a WPF control programmatically, as I am using the Microsoft Surface SDK, which does not fire MouseLeftButtonDown events, but ContactDown eve[详细]

2023-01-03 03:22 分类：问答
Custom Control Events in C#

I\'m trying to create a custom control and need to raise an event from it.The idea is to raise an event at the end of the click event (OnAfterClick).I found one or two tutorials on doing this, but am[详细]

2022-12-29 00:44 分类：问答
Is there any performance overhead in using RaiseEvent in .NET?

Is there any performance overhead in using RaiseEvent in .NET? I have a code which is similar to following.[详细]

2022-12-28 18:05 分类：问答
How can I run a Perl script through an ActiveX Control within Excel?

I want to run a Perl script at the click of a button inside an Excel spreadsheet. As the button is assigned to execute a VB macro, the macro should effectively execute the program.[详细]

2022-12-17 18:43 分类：问答