ContextMenuController.cpp revision 8e35f3cfc7fba1d1c829dc557ebad6409cbe16a2 
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
59namespace WebCore {
60
61ContextMenuController::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
70ContextMenuController::~ContextMenuController()
71{
72    m_client->contextMenuDestroyed();
73}
74
75void ContextMenuController::clearContextMenu()
76{
77    m_contextMenu.set(0);
78}
79
80void 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
106static 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
116void 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#if PLATFORM(MAC)
259        case ContextMenuItemTagSearchInSpotlight:
260            m_client->searchWithSpotlight();
261            break;
262#endif
263        case ContextMenuItemTagShowSpellingPanel:
264            frame->editor()->showSpellingGuessPanel();
265            break;
266        case ContextMenuItemTagCheckSpelling:
267            frame->editor()->advanceToNextMisspelling();
268            break;
269        case ContextMenuItemTagCheckSpellingWhileTyping:
270            frame->editor()->toggleContinuousSpellChecking();
271            break;
272#ifndef BUILDING_ON_TIGER
273        case ContextMenuItemTagCheckGrammarWithSpelling:
274            frame->editor()->toggleGrammarChecking();
275            break;
276#endif
277#if PLATFORM(MAC)
278        case ContextMenuItemTagShowFonts:
279            frame->editor()->showFontPanel();
280            break;
281        case ContextMenuItemTagStyles:
282            frame->editor()->showStylesPanel();
283            break;
284        case ContextMenuItemTagShowColors:
285            frame->editor()->showColorPanel();
286            break;
287#endif
288        case ContextMenuItemTagInspectElement:
289            if (Page* page = frame->page())
290                page->inspectorController()->inspect(result.innerNonSharedNode());
291            break;
292        default:
293            break;
294    }
295}
296
297} // namespace WebCore
298