1 /* 2 * Copyright (C) 2007, 2008 Apple Inc. All rights reserved. 3 * Copyright (C) 2008 Matt Lilek <webkit (at) mattlilek.com> 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 9 * 1. Redistributions of source code must retain the above copyright 10 * notice, this list of conditions and the following disclaimer. 11 * 2. Redistributions in binary form must reproduce the above copyright 12 * notice, this list of conditions and the following disclaimer in the 13 * documentation and/or other materials provided with the distribution. 14 * 3. Neither the name of Apple Computer, Inc. ("Apple") nor the names of 15 * its contributors may be used to endorse or promote products derived 16 * from this software without specific prior written permission. 17 * 18 * THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY 19 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED 20 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE 21 * DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY 22 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES 23 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; 24 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND 25 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 26 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 27 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 28 */ 29 30 #include "config.h" 31 #include "core/inspector/InspectorFrontendHost.h" 32 33 #include "bindings/core/v8/ScriptFunctionCall.h" 34 #include "bindings/core/v8/ScriptState.h" 35 #include "core/clipboard/Pasteboard.h" 36 #include "core/dom/ExecutionContext.h" 37 #include "core/events/Event.h" 38 #include "core/events/EventTarget.h" 39 #include "core/fetch/ResourceFetcher.h" 40 #include "core/frame/LocalDOMWindow.h" 41 #include "core/frame/LocalFrame.h" 42 #include "core/html/parser/TextResourceDecoder.h" 43 #include "core/inspector/InspectorController.h" 44 #include "core/inspector/InspectorFrontendClient.h" 45 #include "core/loader/FrameLoader.h" 46 #include "core/page/ContextMenuController.h" 47 #include "core/page/ContextMenuProvider.h" 48 #include "core/page/Page.h" 49 #include "core/rendering/RenderTheme.h" 50 #include "platform/ContextMenu.h" 51 #include "platform/ContextMenuItem.h" 52 #include "platform/SharedBuffer.h" 53 #include "platform/UserGestureIndicator.h" 54 #include "platform/network/ResourceError.h" 55 #include "platform/network/ResourceRequest.h" 56 #include "platform/network/ResourceResponse.h" 57 58 namespace blink { 59 60 class FrontendMenuProvider FINAL : public ContextMenuProvider { 61 public: 62 static PassRefPtr<FrontendMenuProvider> create(InspectorFrontendHost* frontendHost, ScriptValue frontendApiObject, const Vector<ContextMenuItem>& items) 63 { 64 return adoptRef(new FrontendMenuProvider(frontendHost, frontendApiObject, items)); 65 } 66 67 void disconnect() 68 { 69 m_frontendApiObject = ScriptValue(); 70 m_frontendHost = 0; 71 } 72 73 private: 74 FrontendMenuProvider(InspectorFrontendHost* frontendHost, ScriptValue frontendApiObject, const Vector<ContextMenuItem>& items) 75 : m_frontendHost(frontendHost) 76 , m_frontendApiObject(frontendApiObject) 77 , m_items(items) 78 { 79 } 80 81 virtual ~FrontendMenuProvider() 82 { 83 contextMenuCleared(); 84 } 85 86 virtual void populateContextMenu(ContextMenu* menu) OVERRIDE 87 { 88 for (size_t i = 0; i < m_items.size(); ++i) 89 menu->appendItem(m_items[i]); 90 } 91 92 virtual void contextMenuItemSelected(const ContextMenuItem* item) OVERRIDE 93 { 94 if (m_frontendHost) { 95 UserGestureIndicator gestureIndicator(DefinitelyProcessingNewUserGesture); 96 int itemNumber = item->action() - ContextMenuItemBaseCustomTag; 97 98 ScriptFunctionCall function(m_frontendApiObject, "contextMenuItemSelected"); 99 function.appendArgument(itemNumber); 100 function.call(); 101 } 102 } 103 104 virtual void contextMenuCleared() OVERRIDE 105 { 106 if (m_frontendHost) { 107 ScriptFunctionCall function(m_frontendApiObject, "contextMenuCleared"); 108 function.call(); 109 110 m_frontendHost->m_menuProvider = 0; 111 } 112 m_items.clear(); 113 m_frontendHost = 0; 114 } 115 116 InspectorFrontendHost* m_frontendHost; 117 ScriptValue m_frontendApiObject; 118 Vector<ContextMenuItem> m_items; 119 }; 120 121 InspectorFrontendHost::InspectorFrontendHost(InspectorFrontendClient* client, Page* frontendPage) 122 : m_client(client) 123 , m_frontendPage(frontendPage) 124 , m_menuProvider(0) 125 { 126 } 127 128 InspectorFrontendHost::~InspectorFrontendHost() 129 { 130 ASSERT(!m_client); 131 } 132 133 void InspectorFrontendHost::trace(Visitor* visitor) 134 { 135 visitor->trace(m_frontendPage); 136 } 137 138 void InspectorFrontendHost::disconnectClient() 139 { 140 m_client = 0; 141 if (m_menuProvider) 142 m_menuProvider->disconnect(); 143 m_frontendPage = nullptr; 144 } 145 146 void InspectorFrontendHost::setZoomFactor(float zoom) 147 { 148 if (!m_frontendPage) 149 return; 150 if (LocalFrame* frame = m_frontendPage->deprecatedLocalMainFrame()) 151 frame->setPageAndTextZoomFactors(zoom, 1); 152 } 153 154 float InspectorFrontendHost::zoomFactor() 155 { 156 if (!m_frontendPage) 157 return 1; 158 if (LocalFrame* frame = m_frontendPage->deprecatedLocalMainFrame()) 159 return frame->pageZoomFactor(); 160 return 1; 161 } 162 163 void InspectorFrontendHost::setInjectedScriptForOrigin(const String& origin, const String& script) 164 { 165 if (!m_frontendPage) 166 return; 167 m_frontendPage->inspectorController().setInjectedScriptForOrigin(origin, script); 168 } 169 170 void InspectorFrontendHost::copyText(const String& text) 171 { 172 Pasteboard::generalPasteboard()->writePlainText(text, Pasteboard::CannotSmartReplace); 173 } 174 175 static String escapeUnicodeNonCharacters(const String& str) 176 { 177 const UChar nonChar = 0xD800; 178 179 unsigned i = 0; 180 while (i < str.length() && str[i] < nonChar) 181 ++i; 182 if (i == str.length()) 183 return str; 184 185 StringBuilder dst; 186 dst.append(str, 0, i); 187 for (; i < str.length(); ++i) { 188 UChar c = str[i]; 189 if (c >= nonChar) { 190 unsigned symbol = static_cast<unsigned>(c); 191 String symbolCode = String::format("\\u%04X", symbol); 192 dst.append(symbolCode); 193 } else { 194 dst.append(c); 195 } 196 } 197 return dst.toString(); 198 } 199 200 void InspectorFrontendHost::sendMessageToBackend(const String& message) 201 { 202 if (m_client) 203 m_client->sendMessageToBackend(escapeUnicodeNonCharacters(message)); 204 } 205 206 void InspectorFrontendHost::sendMessageToEmbedder(const String& message) 207 { 208 if (m_client) 209 m_client->sendMessageToEmbedder(escapeUnicodeNonCharacters(message)); 210 } 211 212 void InspectorFrontendHost::showContextMenu(Page* page, float x, float y, const Vector<ContextMenuItem>& items) 213 { 214 ASSERT(m_frontendPage); 215 ScriptState* frontendScriptState = ScriptState::forMainWorld(m_frontendPage->deprecatedLocalMainFrame()); 216 ScriptValue frontendApiObject = frontendScriptState->getFromGlobalObject("InspectorFrontendAPI"); 217 ASSERT(frontendApiObject.isObject()); 218 219 RefPtr<FrontendMenuProvider> menuProvider = FrontendMenuProvider::create(this, frontendApiObject, items); 220 m_menuProvider = menuProvider.get(); 221 float zoom = page->deprecatedLocalMainFrame()->pageZoomFactor(); 222 page->inspectorController().showContextMenu(x * zoom, y * zoom, menuProvider); 223 } 224 225 void InspectorFrontendHost::showContextMenu(Event* event, const Vector<ContextMenuItem>& items) 226 { 227 if (!event) 228 return; 229 230 ASSERT(m_frontendPage); 231 ScriptState* frontendScriptState = ScriptState::forMainWorld(m_frontendPage->deprecatedLocalMainFrame()); 232 ScriptValue frontendApiObject = frontendScriptState->getFromGlobalObject("InspectorFrontendAPI"); 233 ASSERT(frontendApiObject.isObject()); 234 235 Page* targetPage = m_frontendPage; 236 if (event->target() && event->target()->executionContext() && event->target()->executionContext()->executingWindow()) { 237 LocalDOMWindow* window = event->target()->executionContext()->executingWindow(); 238 if (window->document() && window->document()->page()) 239 targetPage = window->document()->page(); 240 } 241 242 RefPtr<FrontendMenuProvider> menuProvider = FrontendMenuProvider::create(this, frontendApiObject, items); 243 targetPage->contextMenuController().showContextMenu(event, menuProvider); 244 m_menuProvider = menuProvider.get(); 245 } 246 247 String InspectorFrontendHost::getSelectionBackgroundColor() 248 { 249 return RenderTheme::theme().activeSelectionBackgroundColor().serialized(); 250 } 251 252 String InspectorFrontendHost::getSelectionForegroundColor() 253 { 254 return RenderTheme::theme().activeSelectionForegroundColor().serialized(); 255 } 256 257 bool InspectorFrontendHost::isUnderTest() 258 { 259 return m_client && m_client->isUnderTest(); 260 } 261 262 bool InspectorFrontendHost::isHostedMode() 263 { 264 return false; 265 } 266 267 } // namespace blink 268