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comparison: embedding/components/commandhandler/public/nsICommandManager.idl
embedding/components/commandhandler/public/nsICommandManager.idl
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| 1 /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ | |
| 2 /* This Source Code Form is subject to the terms of the Mozilla Public | |
| 3 * License, v. 2.0. If a copy of the MPL was not distributed with this | |
| 4 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ | |
| 5 | |
| 6 #include "nsISupports.idl" | |
| 7 #include "nsIObserver.idl" | |
| 8 #include "nsICommandParams.idl" | |
| 9 | |
| 10 interface nsIDOMWindow; | |
| 11 | |
| 12 /* | |
| 13 * nsICommandManager is an interface used to executing user-level commands, | |
| 14 * and getting the state of available commands. | |
| 15 * | |
| 16 * Commands are identified by strings, which are documented elsewhere. | |
| 17 * In addition, the list of required and optional parameters for | |
| 18 * each command, that are passed in via the nsICommandParams, are | |
| 19 * also documented elsewhere. (Where? Need a good location for this). | |
| 20 */ | |
| 21 | |
| 22 | |
| 23 [scriptable, uuid(080D2001-F91E-11D4-A73C-F9242928207C)] | |
| 24 interface nsICommandManager : nsISupports | |
| 25 { | |
| 26 /* | |
| 27 * Register an observer on the specified command. The observer's Observe | |
| 28 * method will get called when the state (enabled/disbaled, or toggled etc) | |
| 29 * of the command changes. | |
| 30 * | |
| 31 * You can register the same observer on multiple commmands by calling this | |
| 32 * multiple times. | |
| 33 */ | |
| 34 void addCommandObserver(in nsIObserver aCommandObserver, | |
| 35 in string aCommandToObserve); | |
| 36 | |
| 37 /* | |
| 38 * Stop an observer from observering the specified command. If the observer | |
| 39 * was also registered on ther commands, they will continue to be observed. | |
| 40 * | |
| 41 * Passing an empty string in 'aCommandObserved' will remove the observer | |
| 42 * from all commands. | |
| 43 */ | |
| 44 void removeCommandObserver(in nsIObserver aCommandObserver, | |
| 45 in string aCommandObserved); | |
| 46 | |
| 47 /* | |
| 48 * Ask the command manager if the specified command is supported. | |
| 49 * If aTargetWindow is null, the focused window is used. | |
| 50 * | |
| 51 */ | |
| 52 boolean isCommandSupported(in string aCommandName, | |
| 53 in nsIDOMWindow aTargetWindow); | |
| 54 | |
| 55 /* | |
| 56 * Ask the command manager if the specified command is currently. | |
| 57 * enabled. | |
| 58 * If aTargetWindow is null, the focused window is used. | |
| 59 */ | |
| 60 boolean isCommandEnabled(in string aCommandName, | |
| 61 in nsIDOMWindow aTargetWindow); | |
| 62 | |
| 63 /* | |
| 64 * Get the state of the specified commands. | |
| 65 * | |
| 66 * On input: aCommandParams filled in with values that the caller cares | |
| 67 * about, most of which are command-specific (see the command documentation | |
| 68 * for details). One boolean value, "enabled", applies to all commands, | |
| 69 * and, in return will be set to indicate whether the command is enabled | |
| 70 * (equivalent to calling isCommandEnabled). | |
| 71 * | |
| 72 * aCommandName is the name of the command that needs the state | |
| 73 * aTargetWindow is the source of command controller | |
| 74 * (null means use focus controller) | |
| 75 * On output: aCommandParams: values set by the caller filled in with | |
| 76 * state from the command. | |
| 77 */ | |
| 78 void getCommandState(in string aCommandName, | |
| 79 in nsIDOMWindow aTargetWindow, | |
| 80 /* inout */ in nsICommandParams aCommandParams); | |
| 81 | |
| 82 /* | |
| 83 * Execute the specified command. | |
| 84 * The command will be executed in aTargetWindow if it is specified. | |
| 85 * If aTargetWindow is null, it will go to the focused window. | |
| 86 * | |
| 87 * param: aCommandParams, a list of name-value pairs of command parameters, | |
| 88 * may be null for parameter-less commands. | |
| 89 * | |
| 90 */ | |
| 91 void doCommand(in string aCommandName, | |
| 92 in nsICommandParams aCommandParams, | |
| 93 in nsIDOMWindow aTargetWindow); | |
| 94 | |
| 95 }; | |
| 96 | |
| 97 | |
| 98 /* | |
| 99 | |
| 100 Arguments to observers "Observe" method are as follows: | |
| 101 | |
| 102 void Observe( in nsISupports aSubject, // The nsICommandManager calling this Observer | |
| 103 in string aTopic, // Name of the command | |
| 104 in wstring aDummy ); // unused | |
| 105 | |
| 106 */ | |
| 107 | |
| 108 // {64edb481-0c04-11d5-a73c-e964b968b0bc} | |
| 109 %{C++ | |
| 110 #define NS_COMMAND_MANAGER_CID \ | |
| 111 { 0x64edb481, 0x0c04, 0x11d5, { 0xa7, 0x3c, 0xe9, 0x64, 0xb9, 0x68, 0xb0, 0xbc } } | |
| 112 | |
| 113 #define NS_COMMAND_MANAGER_CONTRACTID \ | |
| 114 "@mozilla.org/embedcomp/command-manager;1" | |
| 115 %} | |
| 116 | |
| 117 | |
| 118 |
