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1 /* -*- Mode: IDL; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ |
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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 * Simple mapping service interface. |
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10 */ |
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11 |
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12 [scriptable, uuid(78650582-4e93-4b60-8e85-26ebd3eb14ca)] |
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13 interface nsIProperties : nsISupports |
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14 { |
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15 /** |
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16 * Gets a property with a given name. |
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17 * |
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18 * @throws NS_ERROR_FAILURE if a property with that name doesn't exist. |
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19 * @throws NS_ERROR_NO_INTERFACE if the found property fails to QI to the |
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20 * given iid. |
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21 */ |
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22 void get(in string prop, in nsIIDRef iid, |
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23 [iid_is(iid),retval] out nsQIResult result); |
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24 |
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25 /** |
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26 * Sets a property with a given name to a given value. |
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27 */ |
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28 void set(in string prop, in nsISupports value); |
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29 |
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30 /** |
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31 * Returns true if the property with the given name exists. |
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32 */ |
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33 boolean has(in string prop); |
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34 |
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35 /** |
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36 * Undefines a property. |
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37 * @throws NS_ERROR_FAILURE if a property with that name doesn't |
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38 * already exist. |
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39 */ |
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40 void undefine(in string prop); |
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41 |
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42 /** |
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43 * Returns an array of the keys. |
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44 */ |
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45 void getKeys(out uint32_t count, [array, size_is(count), retval] out string keys); |
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46 }; |