| description | Learn more about: bindable | |
|---|---|---|
| title | bindable (C++ COM Attribute) | |
| ms.date | 10/02/2018 | |
| f1_keywords |
|
|
| helpviewer_keywords |
|
|
| ms.assetid | a2360f92-927b-4af8-98cc-6eca7f4ec954 |
Indicates that the property supports data binding.
[bindable]The bindable C++ attribute has the same functionality as the bindable MIDL attribute. You can use it on properties defined with the propget, propput, or propputref attributes, or you can manually define a bindable method.
The following MFC samples show the use of bindable:
The following code shows how you can use bindable on a property:
// cpp_attr_ref_bindable.cpp
// compile with: /LD
#include <windows.h>
[
uuid("479B29E3-9A2C-11D0-B696-00A0C903487A"), dispinterface, helpstring("property demo Interface")
]
__interface IPropDemo : IDispatch {
[propget, id(1), bindable, displaybind, defaultbind, requestedit] HRESULT P1([out, retval] long *nSize);
[propput, id(1), bindable, displaybind, defaultbind, requestedit] HRESULT P1([in] long nSize);
[id(3), bindable, propget] HRESULT Object([out, retval] IDispatch **ppObj);
[id(3), bindable, propputref] HRESULT Object([in] IDispatch* pObj);
[id(-552), helpstring("method AboutBox")] HRESULT AboutBox();
};
[ module(name="PropDemoLib", uuid="479B29E2-9A2C-11D0-B696-00A0C903487A", version="1.0", helpstring="property demo") ];| Attribute context | Value |
|---|---|
| Applies to | Interface method |
| Repeatable | No |
| Required attributes | None |
| Invalid attributes | None |
For more information about the attribute contexts, see Attribute Contexts.
IDL Attributes
Method Attributes
defaultbind
displaybind
immediatebind
requestedit