mirror of
https://github.com/HeyPuter/firefox.git
synced 2026-11-13 20:14:57 -10:00
Emilio Cobos Álvarez
f4bc770eef
The nsIControllerCommandTable already assumes it's an nsControllerCommandTable as it has infallible casts. Similarly, nsIControllerCommand doesn't need to be scriptable. This is in preparation to expose a global list of always-enabled commands for the IPC code to use and avoid sending back and forth. Differential Revision: https://phabricator.services.mozilla.com/D263807
107 lines
3.5 KiB
C++
107 lines
3.5 KiB
C++
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim: set ts=8 sts=2 et sw=2 tw=80: */
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/* 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 "nsControllerCommandTable.h"
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#include "mozilla/ControllerCommand.h"
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#include "mozilla/EditorController.h"
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#include "mozilla/HTMLEditorController.h"
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#include "nsGlobalWindowCommands.h"
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#include "nsString.h"
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using mozilla::ControllerCommand;
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// this value is used to size the hash table. Just a sensible upper bound
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#define NUM_COMMANDS_LENGTH 32
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nsControllerCommandTable::nsControllerCommandTable()
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: mCommandsTable(NUM_COMMANDS_LENGTH) {}
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nsControllerCommandTable::~nsControllerCommandTable() = default;
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void nsControllerCommandTable::RegisterCommand(const nsACString& aName,
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ControllerCommand* aCommand) {
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MOZ_DIAGNOSTIC_ASSERT(mMutable);
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mCommandsTable.InsertOrUpdate(aName, aCommand);
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}
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void nsControllerCommandTable::UnregisterCommand(const nsACString& aCommandName,
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ControllerCommand* aCommand) {
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MOZ_DIAGNOSTIC_ASSERT(mMutable);
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mCommandsTable.Remove(aCommandName);
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}
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ControllerCommand* nsControllerCommandTable::FindCommandHandler(
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const nsACString& aCommandName) const {
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return mCommandsTable.GetWeak(aCommandName);
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}
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bool nsControllerCommandTable::IsCommandEnabled(const nsACString& aCommandName,
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nsISupports* aContext) const {
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RefPtr handler = FindCommandHandler(aCommandName);
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if (!handler) {
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NS_WARNING(
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"Controller command table asked about a command that it does "
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"not handle");
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return false;
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}
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return handler->IsCommandEnabled(aCommandName, aContext);
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}
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void nsControllerCommandTable::GetSupportedCommands(
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nsTArray<nsCString>& aCommands) const {
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mozilla::AppendToArray(aCommands, mCommandsTable.Keys());
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}
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using CommandTableRegistrar = void (*)(nsControllerCommandTable*);
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static already_AddRefed<nsControllerCommandTable>
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CreateCommandTableWithCommands(CommandTableRegistrar aRegistrar) {
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RefPtr<nsControllerCommandTable> commandTable =
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new nsControllerCommandTable();
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aRegistrar(commandTable);
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// we don't know here whether we're being created as an instance,
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// or a service, so we can't become immutable
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return commandTable.forget();
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}
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// static
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already_AddRefed<nsControllerCommandTable>
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nsControllerCommandTable::CreateEditorCommandTable() {
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return CreateCommandTableWithCommands(
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mozilla::EditorController::RegisterEditorCommands);
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}
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// static
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already_AddRefed<nsControllerCommandTable>
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nsControllerCommandTable::CreateEditingCommandTable() {
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return CreateCommandTableWithCommands(
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mozilla::EditorController::RegisterEditingCommands);
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}
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// static
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already_AddRefed<nsControllerCommandTable>
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nsControllerCommandTable::CreateHTMLEditorCommandTable() {
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return CreateCommandTableWithCommands(
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mozilla::HTMLEditorController::RegisterHTMLEditorCommands);
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}
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// static
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already_AddRefed<nsControllerCommandTable>
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nsControllerCommandTable::CreateHTMLEditorDocStateCommandTable() {
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return CreateCommandTableWithCommands(
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mozilla::HTMLEditorController::RegisterEditorDocStateCommands);
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}
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// static
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already_AddRefed<nsControllerCommandTable>
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nsControllerCommandTable::CreateWindowCommandTable() {
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return CreateCommandTableWithCommands(
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nsWindowCommandRegistration::RegisterWindowCommands);
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}
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