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/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#include "nsISupports.idl"
#include "nsIControllerCommand.idl"
#include "nsICommandParams.idl"
%{C++
class nsControllerCommandTable;
%}
/**
* nsIControllerCommandTable
*
* An interface via which a controller can maintain a series of commands,
* and efficiently dispatch commands to their respective handlers.
*
* Controllers that use an nsIControllerCommandTable should support
* nsIInterfaceRequestor, and be able to return an interface to their
* controller command table via getInterface().
*
*/
[scriptable, builtinclass, uuid(c847f90e-b8f3-49db-a4df-8867831f2800)]
interface nsIControllerCommandTable : nsISupports
{
/**
* Make this command table immutable, so that commands cannot
* be registered or unregistered. Some command tables are made
* mutable after command registration so that they can be
* used as singletons.
*/
void makeImmutable();
/**
* Register and unregister commands with the command table.
*
* @param aCommandName the name of the command under which to register or
* unregister the given command handler.
*
* @param aCommand the handler for this command.
*/
void registerCommand(in string aCommandName, in nsIControllerCommand aCommand);
void unregisterCommand(in string aCommandName, in nsIControllerCommand aCommand);
/**
* Find the command handler which has been registered to handle the named command.
*
* @param aCommandName the name of the command to find the handler for.
*/
nsIControllerCommand findCommandHandler(in string aCommandName);
/**
* Get whether the named command is enabled.
*
* @param aCommandName the name of the command to test
* @param aCommandRefCon the command context data
*/
boolean isCommandEnabled(in string aCommandName, in nsISupports aCommandRefCon);
/**
* Tell the command to update its state (if it is a state updating command)
*
* @param aCommandName the name of the command to update
* @param aCommandRefCon the command context data
*/
void updateCommandState(in string aCommandName, in nsISupports aCommandRefCon);
/**
* Get whether the named command is supported.
*
* @param aCommandName the name of the command to test
* @param aCommandRefCon the command context data
*/
boolean supportsCommand(in string aCommandName, in nsISupports aCommandRefCon);
/**
* Execute the named command.
*
* @param aCommandName the name of the command to execute
* @param aCommandRefCon the command context data
*/
[can_run_script]
void doCommand(in string aCommandName, in nsISupports aCommandRefCon);
[can_run_script]
void doCommandParams(in string aCommandName, in nsICommandParams aParam, in nsISupports aCommandRefCon);
void getCommandState(in string aCommandName, in nsICommandParams aParam, in nsISupports aCommandRefCon);
Array<ACString> getSupportedCommands();
%{C++
/**
* In order to avoid circular dependency issues, these methods are defined
* in nsControllerCommandTable.h. Consumers need to #include that header.
*/
inline nsControllerCommandTable* AsControllerCommandTable();
inline const nsControllerCommandTable* AsControllerCommandTable() const;
%}
};
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