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// Copyright (c) 2006-2008 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "config.h" // webkit config for V8
#include "base/string_util.h"
#include "webkit/glue/debugger_bridge.h"
#if USE(V8)
#define USING_V8
#include "v8/include/v8-debug.h"
#endif
void V8DebugMessageHandler(const uint16_t* message, int length,
v8::Debug::ClientData* client_data) {
if (!DebuggerBridge::instance_) {
NOTREACHED();
return;
}
std::wstring out(reinterpret_cast<const wchar_t*>(message), length);
DebuggerBridge::instance_->OutputLater(out);
}
// static
DebuggerBridge* DebuggerBridge::instance_ = NULL;
DebuggerBridge::DebuggerBridge(Delegate* del)
: delegate_(del),
attached_(false) {
delegate_loop_ = MessageLoop::current();
DCHECK(instance_ == NULL);
instance_ = this;
}
DebuggerBridge::~DebuggerBridge() {
DCHECK(!attached_);
instance_ = NULL;
Detach();
}
void DebuggerBridge::Break(bool force) {
#ifdef USING_V8
DCHECK(attached_);
v8::Debug::DebugBreak();
#endif
}
void DebuggerBridge::Attach() {
#ifdef USING_V8
if (!attached_) {
attached_ = true;
v8::Debug::SetMessageHandler(V8DebugMessageHandler);
}
#endif
}
void DebuggerBridge::Detach() {
#ifdef USING_V8
if (attached_) {
attached_ = false;
v8::Debug::SetMessageHandler(NULL);
}
#endif
}
void DebuggerBridge::OutputLater(const std::wstring& out) {
delegate_loop_->PostTask(FROM_HERE, NewRunnableMethod(
this, &DebuggerBridge::Output, out));
}
void DebuggerBridge::Output(const std::wstring& out) {
delegate_->DebuggerOutput(out);
}
void DebuggerBridge::Command(const std::wstring& cmd) {
#ifdef USING_V8
DCHECK(attached_);
v8::Debug::SendCommand(reinterpret_cast<const uint16_t*>(cmd.data()),
cmd.length());
#endif
}
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