win/idl/nsIWritablePropertyBag.idl

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/* nsIVariant based writable Property Bag support. */

#include "nsIPropertyBag.idl"

[scriptable, uuid(96fc4671-eeb4-4823-9421-e50fb70ad353)]
interface nsIWritablePropertyBag : nsIPropertyBag
{
    /**
     * Set a property with the given name to the given value.  If
     * a property already exists with the given name, it is
     * overwritten.
     */
    void setProperty(in AString name, in nsIVariant value);

    /**
     * Delete a property with the given name.
     * @throws NS_ERROR_FAILURE if a property with that name doesn't
     * exist.
     */
    void deleteProperty(in AString name);
};