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1 /* |
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2 * Copyright (C) 2007 Apple Inc. All rights reserved. |
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3 * |
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4 * Redistribution and use in source and binary forms, with or without |
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5 * modification, are permitted provided that the following conditions |
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6 * are met: |
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7 * 1. Redistributions of source code must retain the above copyright |
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8 * notice, this list of conditions and the following disclaimer. |
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9 * 2. Redistributions in binary form must reproduce the above copyright |
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10 * notice, this list of conditions and the following disclaimer in the |
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11 * documentation and/or other materials provided with the distribution. |
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12 * |
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13 * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY |
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14 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
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15 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR |
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16 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE COMPUTER, INC. OR |
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17 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, |
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18 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, |
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19 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR |
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20 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY |
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21 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
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22 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
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23 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
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24 */ |
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25 |
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26 #include "config.h" |
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27 #include "WebKitDLL.h" |
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28 |
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29 #include "IWebView.h" |
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30 #include "IWebPolicyDelegate.h" |
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31 #include "WebActionPropertyBag.h" |
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32 #include "WebElementPropertyBag.h" |
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33 #include "COMPtr.h" |
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34 |
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35 #pragma warning(push, 0) |
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36 #include <WebCore/BString.h> |
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37 #include <WebCore/EventHandler.h> |
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38 #include <WebCore/MouseEvent.h> |
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39 #include <WebCore/HitTestResult.h> |
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40 #pragma warning(pop) |
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41 |
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42 using namespace WebCore; |
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43 |
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44 // WebActionPropertyBag ------------------------------------------------ |
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45 WebActionPropertyBag::WebActionPropertyBag(const NavigationAction& action, Frame* frame) |
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46 : m_refCount(0) |
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47 , m_action(action) |
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48 , m_frame(frame) |
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49 { |
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50 } |
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51 |
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52 WebActionPropertyBag::~WebActionPropertyBag() |
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53 { |
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54 } |
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55 |
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56 WebActionPropertyBag* WebActionPropertyBag::createInstance(const NavigationAction& action, Frame* frame) |
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57 { |
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58 WebActionPropertyBag* instance = new WebActionPropertyBag(action, frame); |
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59 instance->AddRef(); |
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60 |
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61 return instance; |
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62 } |
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63 |
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64 // IUnknown ------------------------------------------------------------------- |
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65 |
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66 HRESULT STDMETHODCALLTYPE WebActionPropertyBag::QueryInterface(REFIID riid, void** ppvObject) |
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67 { |
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68 *ppvObject = 0; |
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69 if (IsEqualGUID(riid, IID_IUnknown)) |
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70 *ppvObject = static_cast<IPropertyBag*>(this); |
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71 else if (IsEqualGUID(riid, IID_IPropertyBag)) |
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72 *ppvObject = static_cast<IPropertyBag*>(this); |
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73 else |
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74 return E_NOINTERFACE; |
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75 |
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76 AddRef(); |
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77 return S_OK; |
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78 } |
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79 |
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80 ULONG STDMETHODCALLTYPE WebActionPropertyBag::AddRef(void) |
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81 { |
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82 return ++m_refCount; |
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83 } |
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84 |
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85 ULONG STDMETHODCALLTYPE WebActionPropertyBag::Release(void) |
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86 { |
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87 ULONG newRef = --m_refCount; |
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88 if (!newRef) |
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89 delete this; |
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90 |
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91 return newRef; |
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92 } |
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93 |
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94 static bool isEqual(LPCWSTR s1, LPCWSTR s2) |
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95 { |
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96 return !wcscmp(s1, s2); |
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97 } |
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98 |
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99 static const MouseEvent* findMouseEvent(const Event* event) |
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100 { |
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101 for (const Event* e = event; e; e = e->underlyingEvent()) |
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102 if (e->isMouseEvent()) |
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103 return static_cast<const MouseEvent*>(e); |
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104 return 0; |
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105 } |
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106 |
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107 HRESULT STDMETHODCALLTYPE WebActionPropertyBag::Read(LPCOLESTR pszPropName, VARIANT *pVar, IErrorLog * /*pErrorLog*/) |
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108 { |
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109 if (!pszPropName) |
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110 return E_POINTER; |
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111 |
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112 VariantClear(pVar); |
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113 |
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114 if (isEqual(pszPropName, WebActionNavigationTypeKey)) { |
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115 V_VT(pVar) = VT_I4; |
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116 V_I4(pVar) = m_action.type(); |
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117 return S_OK; |
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118 } else if (isEqual(pszPropName, WebActionElementKey)) { |
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119 if (const MouseEvent* mouseEvent = findMouseEvent(m_action.event())) { |
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120 IntPoint point(mouseEvent->clientX(), mouseEvent->clientY()); |
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121 COMPtr<WebElementPropertyBag> elementPropertyBag; |
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122 elementPropertyBag.adoptRef(WebElementPropertyBag::createInstance(m_frame->eventHandler()->hitTestResultAtPoint(point, false))); |
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123 |
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124 V_VT(pVar) = VT_UNKNOWN; |
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125 elementPropertyBag->QueryInterface(IID_IUnknown, (void**)V_UNKNOWNREF(pVar)); |
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126 return S_OK; |
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127 } |
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128 } else if (isEqual(pszPropName, WebActionButtonKey)) { |
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129 if (const MouseEvent* mouseEvent = findMouseEvent(m_action.event())) { |
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130 V_VT(pVar) = VT_I4; |
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131 V_I4(pVar) = mouseEvent->button(); |
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132 return S_OK; |
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133 } |
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134 } else if (isEqual(pszPropName, WebActionOriginalURLKey)) { |
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135 V_VT(pVar) = VT_BSTR; |
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136 V_BSTR(pVar) = BString(m_action.URL().url()).release(); |
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137 return S_OK; |
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138 } else if (isEqual(pszPropName, WebActionModifierFlagsKey)) { |
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139 if (const UIEventWithKeyState* keyEvent = findEventWithKeyState(const_cast<Event*>(m_action.event()))) { |
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140 int modifiers = 0; |
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141 |
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142 if (keyEvent->ctrlKey()) |
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143 modifiers |= MK_CONTROL; |
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144 if (keyEvent->shiftKey()) |
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145 modifiers |= MK_SHIFT; |
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146 if (keyEvent->altKey()) |
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147 modifiers |= MK_ALT; |
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148 |
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149 V_VT(pVar) = VT_I4; |
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150 V_I4(pVar) = modifiers; |
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151 return S_OK; |
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152 } |
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153 } |
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154 return E_INVALIDARG; |
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155 } |
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156 |
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157 HRESULT STDMETHODCALLTYPE WebActionPropertyBag::Write(LPCOLESTR pszPropName, VARIANT* pVar) |
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158 { |
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159 if (!pszPropName || !pVar) |
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160 return E_POINTER; |
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161 VariantClear(pVar); |
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162 return E_FAIL; |
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163 } |