forked from mirrors/gecko-dev
89 lines
3.1 KiB
Text
89 lines
3.1 KiB
Text
/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#include "nsISupports.idl"
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#include "nsIControllerCommand.idl"
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#include "nsICommandParams.idl"
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/**
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* nsIControllerCommandTable
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*
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* An interface via which a controller can maintain a series of commands,
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* and efficiently dispatch commands to their respective handlers.
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*
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* Controllers that use an nsIControllerCommandTable should support
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* nsIInterfaceRequestor, and be able to return an interface to their
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* controller command table via getInterface().
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*
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*/
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[scriptable, uuid(c847f90e-b8f3-49db-a4df-8867831f2800)]
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interface nsIControllerCommandTable : nsISupports
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{
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/**
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* Make this command table immutable, so that commands cannot
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* be registered or unregistered. Some command tables are made
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* mutable after command registration so that they can be
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* used as singletons.
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*/
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void makeImmutable();
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/**
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* Register and unregister commands with the command table.
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*
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* @param aCommandName the name of the command under which to register or
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* unregister the given command handler.
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*
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* @param aCommand the handler for this command.
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*/
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void registerCommand(in string aCommandName, in nsIControllerCommand aCommand);
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void unregisterCommand(in string aCommandName, in nsIControllerCommand aCommand);
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/**
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* Find the command handler which has been registered to handle the named command.
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*
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* @param aCommandName the name of the command to find the handler for.
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*/
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nsIControllerCommand findCommandHandler(in string aCommandName);
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/**
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* Get whether the named command is enabled.
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*
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* @param aCommandName the name of the command to test
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* @param aCommandRefCon the command context data
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*/
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boolean isCommandEnabled(in string aCommandName, in nsISupports aCommandRefCon);
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/**
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* Tell the command to update its state (if it is a state updating command)
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*
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* @param aCommandName the name of the command to update
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* @param aCommandRefCon the command context data
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*/
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void updateCommandState(in string aCommandName, in nsISupports aCommandRefCon);
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/**
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* Get whether the named command is supported.
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*
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* @param aCommandName the name of the command to test
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* @param aCommandRefCon the command context data
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*/
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boolean supportsCommand(in string aCommandName, in nsISupports aCommandRefCon);
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/**
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* Execute the named command.
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*
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* @param aCommandName the name of the command to execute
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* @param aCommandRefCon the command context data
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*/
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void doCommand(in string aCommandName, in nsISupports aCommandRefCon);
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void doCommandParams(in string aCommandName, in nsICommandParams aParam, in nsISupports aCommandRefCon);
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void getCommandState(in string aCommandName, in nsICommandParams aParam, in nsISupports aCommandRefCon);
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void getSupportedCommands(out unsigned long count,
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[array, size_is(count), retval] out string commands);
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};
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