wxIdManager Class Reference

#include </home/zeitlin/src/wx/github/interface/wx/windowid.h>

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Detailed Description

wxIdManager is responsible for allocating and releasing window IDs.

It is used by wxWindow::NewControlId() and wxWindow::UnreserveControlId(), and can also be used be used directly.

Library:  wxCore

Category:  Application and System configuration

参照:

wxWindow::NewControlId(), wxWindow::UnreserveControlId(), Window IDs

Static Public Member Functions
static wxWindowID	ReserveId (int count=1)
	Called directly by wxWindow::NewControlId(), this function will create a new ID or range of IDs.
static void	UnreserveId (wxWindowID id, int count=1)
	Called directly by wxWindow::UnreserveControlId(), this function will unreserve an ID or range of IDs that is currently reserved.

List of all members.

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Member Function Documentation

static wxWindowID wxIdManager::ReserveId

(

int

count = 1

)

[static]

Called directly by wxWindow::NewControlId(), this function will create a new ID or range of IDs.

The IDs will be reserved until assigned to a wxWindowIDRef() or unreserved with UnreserveControlId(). Only ID values that are not assigned to a wxWindowIDRef() need to be unreserved.

Parameters:

count

The number of sequential IDs to reserve.

Returns:

The value of the first ID in the sequence, or wxID_NONE.

static void wxIdManager::UnreserveId	(	wxWindowID	id,
		int	count = 1
	)		[static]

Called directly by wxWindow::UnreserveControlId(), this function will unreserve an ID or range of IDs that is currently reserved.

This should only be called for IDs returned by ReserveControlId() that have NOT been assigned to a wxWindowIDRef (see Window IDs).

Parameters:

id	The first of the range of IDs to unreserve.
count	The number of sequential IDs to unreserve.

Returns:

The value of the first ID in the sequence, or wxID_NONE.