mirror of
https://gitlab.winehq.org/wine/wine-gecko.git
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b6d6b342af
--HG-- rename : js/src/jsdbgapi.h => js/public/OldDebugAPI.h rename : js/src/jsdbgapi.cpp => js/src/vm/OldDebugAPI.cpp extra : rebase_source : 9cd65a698e726c43d88d650f40823367bf98feae
124 lines
2.8 KiB
C++
124 lines
2.8 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2; -*- */
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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 "nsJSInspector.h"
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#include "nsIXPConnect.h"
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#include "nsThreadUtils.h"
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#include "nsCxPusher.h"
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#include "jsapi.h"
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#include "jsfriendapi.h"
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#include "js/OldDebugAPI.h"
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#include "mozilla/ModuleUtils.h"
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#include "nsServiceManagerUtils.h"
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#include "nsMemory.h"
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#include "nsArray.h"
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#include "nsTArray.h"
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#define JSINSPECTOR_CONTRACTID \
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"@mozilla.org/jsinspector;1"
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#define JSINSPECTOR_CID \
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{ 0xec5aa99c, 0x7abb, 0x4142, { 0xac, 0x5f, 0xaa, 0xb2, 0x41, 0x9e, 0x38, 0xe2 } }
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namespace mozilla {
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namespace jsinspector {
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NS_GENERIC_FACTORY_CONSTRUCTOR(nsJSInspector)
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NS_IMPL_ISUPPORTS1(nsJSInspector, nsIJSInspector)
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nsJSInspector::nsJSInspector() : mNestedLoopLevel(0), mRequestors(1), mLastRequestor(JSVAL_NULL)
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{
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nsTArray<JS::Value> mRequestors;
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}
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nsJSInspector::~nsJSInspector()
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{
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mRequestors.Clear();
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}
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NS_IMETHODIMP
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nsJSInspector::EnterNestedEventLoop(const JS::Value& requestor, uint32_t *out)
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{
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nsresult rv = NS_OK;
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mLastRequestor = requestor;
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mRequestors.AppendElement(requestor);
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nsCxPusher pusher;
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pusher.PushNull();
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uint32_t nestLevel = ++mNestedLoopLevel;
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while (NS_SUCCEEDED(rv) && mNestedLoopLevel >= nestLevel) {
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if (!NS_ProcessNextEvent())
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rv = NS_ERROR_UNEXPECTED;
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}
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NS_ASSERTION(mNestedLoopLevel <= nestLevel,
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"nested event didn't unwind properly");
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if (mNestedLoopLevel == nestLevel) {
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mLastRequestor = mRequestors.ElementAt(--mNestedLoopLevel);
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}
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*out = mNestedLoopLevel;
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return rv;
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}
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NS_IMETHODIMP
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nsJSInspector::ExitNestedEventLoop(uint32_t *out)
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{
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if (mNestedLoopLevel > 0) {
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mRequestors.RemoveElementAt(--mNestedLoopLevel);
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if (mNestedLoopLevel > 0)
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mLastRequestor = mRequestors.ElementAt(mNestedLoopLevel - 1);
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else
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mLastRequestor = JSVAL_NULL;
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} else {
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return NS_ERROR_FAILURE;
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}
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*out = mNestedLoopLevel;
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return NS_OK;
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}
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NS_IMETHODIMP
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nsJSInspector::GetEventLoopNestLevel(uint32_t *out)
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{
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*out = mNestedLoopLevel;
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return NS_OK;
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}
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NS_IMETHODIMP
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nsJSInspector::GetLastNestRequestor(JS::Value *out)
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{
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*out = mLastRequestor;
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return NS_OK;
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}
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}
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}
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NS_DEFINE_NAMED_CID(JSINSPECTOR_CID);
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static const mozilla::Module::CIDEntry kJSInspectorCIDs[] = {
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{ &kJSINSPECTOR_CID, false, NULL, mozilla::jsinspector::nsJSInspectorConstructor },
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{ NULL }
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};
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static const mozilla::Module::ContractIDEntry kJSInspectorContracts[] = {
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{ JSINSPECTOR_CONTRACTID, &kJSINSPECTOR_CID },
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{ NULL }
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};
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static const mozilla::Module kJSInspectorModule = {
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mozilla::Module::kVersion,
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kJSInspectorCIDs,
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kJSInspectorContracts
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};
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NSMODULE_DEFN(jsinspector) = &kJSInspectorModule;
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