WebKit/win/WebActionPropertyBag.cpp
changeset 0 4f2f89ce4247
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/WebKit/win/WebActionPropertyBag.cpp	Fri Sep 17 09:02:29 2010 +0300
@@ -0,0 +1,174 @@
+/*
+ * Copyright (C) 2007, 2008 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 COMPUTER, INC. ``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 COMPUTER, INC. OR
+ * 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 "WebKitDLL.h"
+#include "WebActionPropertyBag.h"
+
+#include "COMPtr.h"
+#include "DOMCoreClasses.h"
+#include "WebElementPropertyBag.h"
+#include "WebKit.h"
+
+#pragma warning(push, 0)
+#include <WebCore/BString.h>
+#include <WebCore/EventHandler.h>
+#include <WebCore/MouseEvent.h>
+#include <WebCore/HitTestResult.h>
+#pragma warning(pop)
+
+using namespace WebCore;
+
+// WebActionPropertyBag ------------------------------------------------
+
+WebActionPropertyBag::WebActionPropertyBag(const NavigationAction& action, PassRefPtr<HTMLFormElement> form, PassRefPtr<Frame> frame)
+    : m_refCount(0)
+    , m_action(action)
+    , m_form(form)
+    , m_frame(frame)
+{
+    gClassCount++;
+    gClassNameCount.add("WebActionPropertyBag");
+}
+
+WebActionPropertyBag::~WebActionPropertyBag()
+{
+    gClassCount--;
+    gClassNameCount.remove("WebActionPropertyBag");
+}
+
+WebActionPropertyBag* WebActionPropertyBag::createInstance(const NavigationAction& action, PassRefPtr<HTMLFormElement> form, PassRefPtr<Frame> frame)
+{
+    WebActionPropertyBag* instance = new WebActionPropertyBag(action, form, frame); 
+    instance->AddRef();
+    return instance;
+}
+
+// IUnknown -------------------------------------------------------------------
+
+HRESULT STDMETHODCALLTYPE WebActionPropertyBag::QueryInterface(REFIID riid, void** ppvObject)
+{
+    *ppvObject = 0;
+    if (IsEqualGUID(riid, IID_IUnknown))
+        *ppvObject = static_cast<IPropertyBag*>(this);
+    else if (IsEqualGUID(riid, IID_IPropertyBag))
+        *ppvObject = static_cast<IPropertyBag*>(this);
+    else
+        return E_NOINTERFACE;
+
+    AddRef();
+    return S_OK;
+}
+
+ULONG STDMETHODCALLTYPE WebActionPropertyBag::AddRef()
+{
+    return ++m_refCount;
+}
+
+ULONG STDMETHODCALLTYPE WebActionPropertyBag::Release()
+{
+    ULONG newRef = --m_refCount;
+    if (!newRef)
+        delete this;
+
+    return newRef;
+}
+
+static bool isEqual(LPCWSTR s1, LPCWSTR s2)
+{
+    return !wcscmp(s1, s2);
+}
+
+static const MouseEvent* findMouseEvent(const Event* event)
+{
+    for (const Event* e = event; e; e = e->underlyingEvent())
+        if (e->isMouseEvent())
+            return static_cast<const MouseEvent*>(e);
+    return 0;
+}
+
+HRESULT STDMETHODCALLTYPE WebActionPropertyBag::Read(LPCOLESTR pszPropName, VARIANT *pVar, IErrorLog * /*pErrorLog*/)
+{
+    if (!pszPropName)
+        return E_POINTER;
+
+    VariantClear(pVar);
+
+    if (isEqual(pszPropName, WebActionNavigationTypeKey)) {
+        V_VT(pVar) = VT_I4;
+        V_I4(pVar) = m_action.type();
+        return S_OK;
+    }
+    if (isEqual(pszPropName, WebActionElementKey)) {
+        if (const MouseEvent* mouseEvent = findMouseEvent(m_action.event())) {
+            V_VT(pVar) = VT_UNKNOWN;
+            V_UNKNOWN(pVar) = WebElementPropertyBag::createInstance(m_frame->eventHandler()->hitTestResultAtPoint(mouseEvent->absoluteLocation(), false));
+            return S_OK;
+        }
+    }
+    if (isEqual(pszPropName, WebActionButtonKey)) {
+        if (const MouseEvent* mouseEvent = findMouseEvent(m_action.event())) {
+            V_VT(pVar) = VT_I4;
+            V_I4(pVar) = mouseEvent->button();
+            return S_OK;
+        }
+    }
+    if (isEqual(pszPropName, WebActionOriginalURLKey)) {
+        V_VT(pVar) = VT_BSTR;
+        V_BSTR(pVar) = BString(m_action.url().string()).release();
+        return S_OK;
+    }
+    if (isEqual(pszPropName, WebActionModifierFlagsKey)) {
+        if (const UIEventWithKeyState* keyEvent = findEventWithKeyState(const_cast<Event*>(m_action.event()))) {
+            unsigned modifiers = 0;
+
+            if (keyEvent->ctrlKey())
+                modifiers |= MK_CONTROL;
+            if (keyEvent->shiftKey())
+                modifiers |= MK_SHIFT;
+            if (keyEvent->altKey())
+                modifiers |= MK_ALT;
+
+            V_VT(pVar) = VT_UI4;
+            V_UI4(pVar) = modifiers;
+            return S_OK;
+        }
+    }
+    if (isEqual(pszPropName, WebActionFormKey)) {
+        IDOMNode* form = DOMNode::createInstance(m_form.get());
+        V_VT(pVar) = VT_UNKNOWN;
+        V_UNKNOWN(pVar) = form;
+        return S_OK;
+    }
+    return E_INVALIDARG;
+}
+
+HRESULT STDMETHODCALLTYPE WebActionPropertyBag::Write(LPCOLESTR pszPropName, VARIANT* pVar)
+{
+    if (!pszPropName || !pVar)
+        return E_POINTER;
+
+    return E_FAIL;
+}