xtd - Reference Guide  0.1.1
Modern c++17/20 framework to create console, GUI and unit test applications on Windows, macOS, Linux, iOS and android.
event_args.h
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1 #pragma once
5 #include "core_export.h"
6 #include "object.h"
7 
9 namespace xtd {
18  class core_export_ event_args : public object {
19  public:
22  event_args() = default;
23 
25  event_args(const event_args& event_args) = default;
26  event_args& operator=(const event_args& event_args) = default;
28 
31  static const event_args empty;
32  };
33 }
Represents the base class for classes that contain event data, and provides a value to use for events...
Definition: event_args.h:18
static const event_args empty
Provides a value to use with events that do not have event data.
Definition: event_args.h:31
event_args()=default
Initializes a new instance of the event_args class.
Supports all classes in the xtd class hierarchy and provides low-level services to derived classes....
Definition: object.h:26
Contains core_export_ keyword.
#define core_export_
Define shared library export.
Definition: core_export.h:13
The xtd namespace contains all fundamental classes to access Hardware, Os, System,...
Definition: system_report.h:17
Contains xtd::object class.