WebCore/loader/PolicyCallback.cpp
changeset 0 4f2f89ce4247
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/WebCore/loader/PolicyCallback.cpp	Fri Sep 17 09:02:29 2010 +0300
@@ -0,0 +1,133 @@
+/*
+ * Copyright (C) 2006, 2007, 2008, 2009 Apple Inc. All rights reserved.
+ * Copyright (C) 2008 Nokia Corporation and/or its subsidiary(-ies)
+ * Copyright (C) 2008, 2009 Torch Mobile Inc. All rights reserved. (http://www.torchmobile.com/)
+ *
+ * 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. 
+ * 3.  Neither the name of Apple Computer, Inc. ("Apple") nor the names of
+ *     its contributors may be used to endorse or promote products derived
+ *     from this software without specific prior written permission. 
+ *
+ * THIS SOFTWARE IS PROVIDED BY APPLE 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 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 "PolicyCallback.h"
+
+#include "FormState.h"
+#include "Frame.h"
+#include "FrameLoader.h"
+#include "HTMLFormElement.h"
+
+namespace WebCore {
+
+PolicyCallback::PolicyCallback()
+    : m_navigationFunction(0)
+    , m_newWindowFunction(0)
+    , m_contentFunction(0)
+{
+}
+
+PolicyCallback::~PolicyCallback()
+{
+}
+
+void PolicyCallback::clear()
+{
+    clearRequest();
+    m_navigationFunction = 0;
+    m_newWindowFunction = 0;
+    m_contentFunction = 0;
+}
+
+void PolicyCallback::set(const ResourceRequest& request, PassRefPtr<FormState> formState,
+    NavigationPolicyDecisionFunction function, void* argument)
+{
+    m_request = request;
+    m_formState = formState;
+    m_frameName = String();
+
+    m_navigationFunction = function;
+    m_newWindowFunction = 0;
+    m_contentFunction = 0;
+    m_argument = argument;
+}
+
+void PolicyCallback::set(const ResourceRequest& request, PassRefPtr<FormState> formState,
+    const String& frameName, NewWindowPolicyDecisionFunction function, void* argument)
+{
+    m_request = request;
+    m_formState = formState;
+    m_frameName = frameName;
+
+    m_navigationFunction = 0;
+    m_newWindowFunction = function;
+    m_contentFunction = 0;
+    m_argument = argument;
+}
+
+void PolicyCallback::set(ContentPolicyDecisionFunction function, void* argument)
+{
+    m_request = ResourceRequest();
+    m_formState = 0;
+    m_frameName = String();
+
+    m_navigationFunction = 0;
+    m_newWindowFunction = 0;
+    m_contentFunction = function;
+    m_argument = argument;
+}
+
+void PolicyCallback::call(bool shouldContinue)
+{
+    if (m_navigationFunction)
+        m_navigationFunction(m_argument, m_request, m_formState.get(), shouldContinue);
+    if (m_newWindowFunction)
+        m_newWindowFunction(m_argument, m_request, m_formState.get(), m_frameName, shouldContinue);
+    ASSERT(!m_contentFunction);
+}
+
+void PolicyCallback::call(PolicyAction action)
+{
+    ASSERT(!m_navigationFunction);
+    ASSERT(!m_newWindowFunction);
+    ASSERT(m_contentFunction);
+    m_contentFunction(m_argument, action);
+}
+
+void PolicyCallback::clearRequest()
+{
+    m_request = ResourceRequest();
+    m_formState = 0;
+    m_frameName = String();
+}
+
+void PolicyCallback::cancel()
+{
+    clearRequest();
+    if (m_navigationFunction)
+        m_navigationFunction(m_argument, m_request, m_formState.get(), false);
+    if (m_newWindowFunction)
+        m_newWindowFunction(m_argument, m_request, m_formState.get(), m_frameName, false);
+    if (m_contentFunction)
+        m_contentFunction(m_argument, PolicyIgnore);
+}
+
+} // namespace WebCore