WebCore/page/ContextMenuController.cpp

   1 /*
   2  * Copyright (C) 2006, 2007 Apple Inc. All rights reserved.
   3  *
   4  * Redistribution and use in source and binary forms, with or without
   5  * modification, are permitted provided that the following conditions
   6  * are met:
   7  * 1. Redistributions of source code must retain the above copyright
   8  *    notice, this list of conditions and the following disclaimer.
   9  * 2. Redistributions in binary form must reproduce the above copyright
  10  *    notice, this list of conditions and the following disclaimer in the
  11  *    documentation and/or other materials provided with the distribution.
  12  *
  13  * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY
  14  * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  15  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
  16  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL APPLE COMPUTER, INC. OR
  17  * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
  18  * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
  19  * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
  20  * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
  21  * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  22  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  23  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  24  */
  25
  26 #include "config.h"
  27 #include "ContextMenuController.h"
  28
  29 #include "Chrome.h"
  30 #include "ContextMenu.h"
  31 #include "ContextMenuClient.h"
  32 #include "Document.h"
  33 #include "DocumentFragment.h"
  34 #include "DocumentLoader.h"
  35 #include "Editor.h"
  36 #include "EditorClient.h"
  37 #include "Event.h"
  38 #include "EventHandler.h"
  39 #include "EventNames.h"
  40 #include "Frame.h"
  41 #include "FrameLoader.h"
  42 #include "FrameLoadRequest.h"
  43 #include "HitTestRequest.h"
  44 #include "HitTestResult.h"
  45 #include "InspectorController.h"
  46 #include "MouseEvent.h"
  47 #include "Node.h"
  48 #include "Page.h"
  49 #include "RenderLayer.h"
  50 #include "RenderObject.h"
  51 #include "ReplaceSelectionCommand.h"
  52 #include "ResourceRequest.h"
  53 #include "SelectionController.h"
  54 #include "Settings.h"
  55 #include "TextIterator.h"
  56 #include "WindowFeatures.h"
  57 #include "markup.h"
  58
  59 namespace WebCore {
  60
  61 ContextMenuController::ContextMenuController(Page* page, ContextMenuClient* client)
  62     : m_page(page)
  63     , m_client(client)
  64     , m_contextMenu(0)
  65 {
  66     ASSERT_ARG(page, page);
  67     ASSERT_ARG(client, client);
  68 }
  69
  70 ContextMenuController::~ContextMenuController()
  71 {
  72     m_client->contextMenuDestroyed();
  73 }
  74
  75 void ContextMenuController::clearContextMenu()
  76 {
  77     m_contextMenu.set(0);
  78 }
  79
  80 void ContextMenuController::handleContextMenuEvent(Event* event)
  81 {
  82     ASSERT(event->type() == eventNames().contextmenuEvent);
  83     if (!event->isMouseEvent())
  84         return;
  85     MouseEvent* mouseEvent = static_cast<MouseEvent*>(event);
  86     IntPoint point = IntPoint(mouseEvent->pageX(), mouseEvent->pageY());
  87     HitTestResult result(point);
  88
  89     if (Frame* frame = event->target()->toNode()->document()->frame())
  90         result = frame->eventHandler()->hitTestResultAtPoint(point, false);
  91
  92     if (!result.innerNonSharedNode())
  93         return;
  94
  95     m_contextMenu.set(new ContextMenu(result));
  96     m_contextMenu->populate();
  97     if (m_page->inspectorController()->enabled())
  98         m_contextMenu->addInspectElementItem();
  99
 100     PlatformMenuDescription customMenu = m_client->getCustomMenuFromDefaultItems(m_contextMenu.get());
 101     m_contextMenu->setPlatformDescription(customMenu);
 102
 103     event->setDefaultHandled();
 104 }
 105
 106 static void openNewWindow(const KURL& urlToLoad, Frame* frame)
 107 {
 108     if (Page* oldPage = frame->page()) {
 109         WindowFeatures features;
 110         if (Page* newPage = oldPage->chrome()->createWindow(frame,
 111                 FrameLoadRequest(ResourceRequest(urlToLoad, frame->loader()->outgoingReferrer())), features))
 112             newPage->chrome()->show();
 113     }
 114 }
 115
 116 void ContextMenuController::contextMenuItemSelected(ContextMenuItem* item)
 117 {
 118     ASSERT(item->type() == ActionType || item->type() == CheckableActionType);
 119
 120     if (item->action() >= ContextMenuItemBaseApplicationTag) {
 121         m_client->contextMenuItemSelected(item, m_contextMenu.get());
 122         return;
 123     }
 124
 125     HitTestResult result = m_contextMenu->hitTestResult();
 126     Frame* frame = result.innerNonSharedNode()->document()->frame();
 127     if (!frame)
 128         return;
 129
 130     switch (item->action()) {
 131         case ContextMenuItemTagOpenLinkInNewWindow:
 132             openNewWindow(result.absoluteLinkURL(), frame);
 133             break;
 134         case ContextMenuItemTagDownloadLinkToDisk:
 135             // FIXME: Some day we should be able to do this from within WebCore.
 136             m_client->downloadURL(result.absoluteLinkURL());
 137             break;
 138         case ContextMenuItemTagCopyLinkToClipboard:
 139             frame->editor()->copyURL(result.absoluteLinkURL(), result.textContent());
 140             break;
 141         case ContextMenuItemTagOpenImageInNewWindow:
 142             openNewWindow(result.absoluteImageURL(), frame);
 143             break;
 144         case ContextMenuItemTagDownloadImageToDisk:
 145             // FIXME: Some day we should be able to do this from within WebCore.
 146             m_client->downloadURL(result.absoluteImageURL());
 147             break;
 148         case ContextMenuItemTagCopyImageToClipboard:
 149             // FIXME: The Pasteboard class is not written yet
 150             // For now, call into the client. This is temporary!
 151             frame->editor()->copyImage(result);
 152             break;
 153         case ContextMenuItemTagOpenFrameInNewWindow: {
 154             DocumentLoader* loader = frame->loader()->documentLoader();
 155             if (!loader->unreachableURL().isEmpty())
 156                 openNewWindow(loader->unreachableURL(), frame);
 157             else
 158                 openNewWindow(loader->url(), frame);
 159             break;
 160         }
 161         case ContextMenuItemTagCopy:
 162             frame->editor()->copy();
 163             break;
 164         case ContextMenuItemTagGoBack:
 165             frame->loader()->goBackOrForward(-1);
 166             break;
 167         case ContextMenuItemTagGoForward:
 168             frame->loader()->goBackOrForward(1);
 169             break;
 170         case ContextMenuItemTagStop:
 171             frame->loader()->stop();
 172             break;
 173         case ContextMenuItemTagReload:
 174             frame->loader()->reload();
 175             break;
 176         case ContextMenuItemTagCut:
 177             frame->editor()->cut();
 178             break;
 179         case ContextMenuItemTagPaste:
 180             frame->editor()->paste();
 181             break;
 182 #if PLATFORM(GTK)
 183         case ContextMenuItemTagDelete:
 184             frame->editor()->performDelete();
 185             break;
 186         case ContextMenuItemTagSelectAll:
 187             frame->editor()->command("SelectAll").execute();
 188             break;
 189 #endif
 190         case ContextMenuItemTagSpellingGuess:
 191             ASSERT(frame->selectedText().length());
 192             if (frame->editor()->shouldInsertText(item->title(), frame->selection()->toRange().get(),
 193                 EditorInsertActionPasted)) {
 194                 Document* document = frame->document();
 195                 RefPtr<ReplaceSelectionCommand> command =
 196                     ReplaceSelectionCommand::create(document, createFragmentFromMarkup(document, item->title(), ""),
 197                                                                                    true, false, true);
 198                 applyCommand(command);
 199                 frame->revealSelection(RenderLayer::gAlignToEdgeIfNeeded);
 200             }
 201             break;
 202         case ContextMenuItemTagIgnoreSpelling:
 203             frame->editor()->ignoreSpelling();
 204             break;
 205         case ContextMenuItemTagLearnSpelling:
 206             frame->editor()->learnSpelling();
 207             break;
 208         case ContextMenuItemTagSearchWeb:
 209             m_client->searchWithGoogle(frame);
 210             break;
 211         case ContextMenuItemTagLookUpInDictionary:
 212             // FIXME: Some day we may be able to do this from within WebCore.
 213             m_client->lookUpInDictionary(frame);
 214             break;
 215         case ContextMenuItemTagOpenLink:
 216             if (Frame* targetFrame = result.targetFrame())
 217                 targetFrame->loader()->loadFrameRequestWithFormAndValues(FrameLoadRequest(ResourceRequest(result.absoluteLinkURL(),
 218                     frame->loader()->outgoingReferrer())), false, 0, 0, HashMap<String, String>());
 219             else
 220                 openNewWindow(result.absoluteLinkURL(), frame);
 221             break;
 222         case ContextMenuItemTagBold:
 223             frame->editor()->command("ToggleBold").execute();
 224             break;
 225         case ContextMenuItemTagItalic:
 226             frame->editor()->command("ToggleItalic").execute();
 227             break;
 228         case ContextMenuItemTagUnderline:
 229             frame->editor()->toggleUnderline();
 230             break;
 231         case ContextMenuItemTagOutline:
 232             // We actually never enable this because CSS does not have a way to specify an outline font,
 233             // which may make this difficult to implement. Maybe a special case of text-shadow?
 234             break;
 235         case ContextMenuItemTagStartSpeaking: {
 236             ExceptionCode ec;
 237             RefPtr<Range> selectedRange = frame->selection()->toRange();
 238             if (!selectedRange || selectedRange->collapsed(ec)) {
 239                 Document* document = result.innerNonSharedNode()->document();
 240                 selectedRange = document->createRange();
 241                 selectedRange->selectNode(document->documentElement(), ec);
 242             }
 243             m_client->speak(plainText(selectedRange.get()));
 244             break;
 245         }
 246         case ContextMenuItemTagStopSpeaking:
 247             m_client->stopSpeaking();
 248             break;
 249         case ContextMenuItemTagDefaultDirection:
 250             frame->editor()->setBaseWritingDirection(NaturalWritingDirection);
 251             break;
 252         case ContextMenuItemTagLeftToRight:
 253             frame->editor()->setBaseWritingDirection(LeftToRightWritingDirection);
 254             break;
 255         case ContextMenuItemTagRightToLeft:
 256             frame->editor()->setBaseWritingDirection(RightToLeftWritingDirection);
 257             break;
 258         case ContextMenuItemTagTextDirectionDefault:
 259             frame->editor()->command("MakeTextWritingDirectionNatural").execute();
 260             break;
 261         case ContextMenuItemTagTextDirectionLeftToRight:
 262             frame->editor()->command("MakeTextWritingDirectionLeftToRight").execute();
 263             break;
 264         case ContextMenuItemTagTextDirectionRightToLeft:
 265             frame->editor()->command("MakeTextWritingDirectionRightToLeft").execute();
 266             break;
 267 #if PLATFORM(MAC)
 268         case ContextMenuItemTagSearchInSpotlight:
 269             m_client->searchWithSpotlight();
 270             break;
 271 #endif
 272         case ContextMenuItemTagShowSpellingPanel:
 273             frame->editor()->showSpellingGuessPanel();
 274             break;
 275         case ContextMenuItemTagCheckSpelling:
 276             frame->editor()->advanceToNextMisspelling();
 277             break;
 278         case ContextMenuItemTagCheckSpellingWhileTyping:
 279             frame->editor()->toggleContinuousSpellChecking();
 280             break;
 281 #ifndef BUILDING_ON_TIGER
 282         case ContextMenuItemTagCheckGrammarWithSpelling:
 283             frame->editor()->toggleGrammarChecking();
 284             break;
 285 #endif
 286 #if PLATFORM(MAC)
 287         case ContextMenuItemTagShowFonts:
 288             frame->editor()->showFontPanel();
 289             break;
 290         case ContextMenuItemTagStyles:
 291             frame->editor()->showStylesPanel();
 292             break;
 293         case ContextMenuItemTagShowColors:
 294             frame->editor()->showColorPanel();
 295             break;
 296 #endif
 297         case ContextMenuItemTagInspectElement:
 298             if (Page* page = frame->page())
 299                 page->inspectorController()->inspect(result.innerNonSharedNode());
 300             break;
 301         default:
 302             break;
 303     }
 304 }
 305
 306 } // namespace WebCore