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1 /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 4 -*- */ |
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2 /* This Source Code Form is subject to the terms of the Mozilla Public |
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3 * License, v. 2.0. If a copy of the MPL was not distributed with this |
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4 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ |
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5 |
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6 #include "nsISupports.idl" |
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7 |
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8 /** |
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9 * nsIMutable defines an interface to be implemented by objects which |
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10 * can be made immutable. |
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11 */ |
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12 [scriptable, uuid(321578d0-03c1-4d95-8821-021ac612d18d)] |
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13 interface nsIMutable : nsISupports |
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14 { |
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15 /** |
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16 * Control whether or not this object can be modified. If the flag is |
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17 * false, no modification is allowed. Once the flag has been set to false, |
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18 * it cannot be reset back to true -- attempts to do so throw |
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19 * NS_ERROR_INVALID_ARG. |
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20 */ |
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21 attribute boolean mutable; |
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22 }; |