# SetAttributeForList

int SetAttributeForList (int panel, ListType listOfControls, int attribute, int value);

## Purpose

This function sets the value of the control attribute in each control in the list.

This function can be very useful for sizing and positioning controls when programatically creating dialog boxes.

## Parameters

Input
Name | Type | Description
panel | integer | The specifier for a particular panel that is currently in memory. This handle will have been returned by the LoadPanel, NewPanel, or DuplicatePanel function.
listOfControls | ListType | This parameter should be a list of control IDs (see the Lists... class of functions).
attribute | integer | Specify which attribute to set in the designated controls. The data type of the attribute must be integer (example: ATTR_TOP, ATTR_WIDTH).
value | integer | The value to set the attribute to for all the specified controls.

## Return Value

Name | Type | Description
status | integer | Returns 0 if the function succeeded or a negative error code if the function failed. The possible negative error codes are:
–1 to –999 | A User Interface Library error code. (Constants are available in userint.h.)
A description of any of these error codes can be obtained using the GetGeneralErrorString function in the toolbox.fp instrument driver.