| /* |
| * Copyright (C) 2014, 2015 Apple Inc. All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions |
| * are met: |
| * 1. Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * 2. Redistributions in binary form must reproduce the above copyright |
| * notice, this list of conditions and the following disclaimer in the |
| * documentation and/or other materials provided with the distribution. |
| * |
| * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS'' |
| * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, |
| * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR |
| * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS |
| * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR |
| * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF |
| * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS |
| * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN |
| * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) |
| * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF |
| * THE POSSIBILITY OF SUCH DAMAGE. |
| */ |
| |
| #include "config.h" |
| #include "WebInspectorFrontendAPIDispatcher.h" |
| |
| #include "WebPage.h" |
| #include <WebCore/Frame.h> |
| #include <WebCore/ScriptController.h> |
| #include <WebCore/ScriptState.h> |
| |
| namespace WebKit { |
| |
| WebInspectorFrontendAPIDispatcher::WebInspectorFrontendAPIDispatcher(WebPage& page) |
| : m_page(page) |
| { |
| } |
| |
| void WebInspectorFrontendAPIDispatcher::reset() |
| { |
| m_frontendLoaded = false; |
| m_suspended = false; |
| m_queue.clear(); |
| } |
| |
| void WebInspectorFrontendAPIDispatcher::frontendLoaded() |
| { |
| m_frontendLoaded = true; |
| |
| evaluateQueuedExpressions(); |
| } |
| |
| void WebInspectorFrontendAPIDispatcher::suspend() |
| { |
| ASSERT(m_frontendLoaded); |
| ASSERT(!m_suspended); |
| ASSERT(m_queue.isEmpty()); |
| |
| m_suspended = true; |
| } |
| |
| void WebInspectorFrontendAPIDispatcher::unsuspend() |
| { |
| ASSERT(m_suspended); |
| |
| m_suspended = false; |
| |
| evaluateQueuedExpressions(); |
| } |
| |
| void WebInspectorFrontendAPIDispatcher::dispatchCommand(const String& command) |
| { |
| evaluateOrQueueExpression(makeString("InspectorFrontendAPI.dispatch([\"", command, "\"])")); |
| } |
| |
| void WebInspectorFrontendAPIDispatcher::dispatchCommand(const String& command, const String& argument) |
| { |
| evaluateOrQueueExpression(makeString("InspectorFrontendAPI.dispatch([\"", command, "\", \"", argument, "\"])")); |
| } |
| |
| void WebInspectorFrontendAPIDispatcher::dispatchCommand(const String& command, bool argument) |
| { |
| evaluateOrQueueExpression(makeString("InspectorFrontendAPI.dispatch([\"", command, "\", ", argument ? "true" : "false", "])")); |
| } |
| |
| void WebInspectorFrontendAPIDispatcher::dispatchMessageAsync(const String& message) |
| { |
| evaluateOrQueueExpression(makeString("InspectorFrontendAPI.dispatchMessageAsync(", message, ")")); |
| } |
| |
| void WebInspectorFrontendAPIDispatcher::evaluateOrQueueExpression(const String& expression) |
| { |
| if (!m_frontendLoaded || m_suspended) { |
| m_queue.append(expression); |
| return; |
| } |
| |
| ASSERT(m_queue.isEmpty()); |
| ASSERT(!m_page.corePage()->mainFrame().script().isPaused()); |
| m_page.corePage()->mainFrame().script().executeScript(expression); |
| } |
| |
| void WebInspectorFrontendAPIDispatcher::evaluateQueuedExpressions() |
| { |
| if (m_queue.isEmpty()) |
| return; |
| |
| for (const String& expression : m_queue) { |
| ASSERT(!m_page.corePage()->mainFrame().script().isPaused()); |
| m_page.corePage()->mainFrame().script().executeScript(expression); |
| } |
| |
| m_queue.clear(); |
| } |
| |
| } // namespace WebKit |