ContextMenuController.cpp revision 635860845790a19bf50bbc51ba8fb66a96dde068 
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        float zoomFactor = frame->pageZoomFactor();
91        point.setX(static_cast<int>(point.x() * zoomFactor));
92        point.setY(static_cast<int>(point.y() * zoomFactor));
93        result = frame->eventHandler()->hitTestResultAtPoint(point, false);
94    }
95
96    if (!result.innerNonSharedNode())
97        return;
98
99    m_contextMenu.set(new ContextMenu(result));
100    m_contextMenu->populate();
101    if (m_page->inspectorController()->enabled())
102        m_contextMenu->addInspectElementItem();
103
104    PlatformMenuDescription customMenu = m_client->getCustomMenuFromDefaultItems(m_contextMenu.get());
105    m_contextMenu->setPlatformDescription(customMenu);
106
107    event->setDefaultHandled();
108}
109
110static void openNewWindow(const KURL& urlToLoad, Frame* frame)
111{
112    if (Page* oldPage = frame->page()) {
113        WindowFeatures features;
114        if (Page* newPage = oldPage->chrome()->createWindow(frame,
115                FrameLoadRequest(ResourceRequest(urlToLoad, frame->loader()->outgoingReferrer())), features))
116            newPage->chrome()->show();
117    }
118}
119
120void ContextMenuController::contextMenuItemSelected(ContextMenuItem* item)
121{
122    ASSERT(item->type() == ActionType || item->type() == CheckableActionType);
123
124    if (item->action() >= ContextMenuItemBaseApplicationTag) {
125        m_client->contextMenuItemSelected(item, m_contextMenu.get());
126        return;
127    }
128
129    HitTestResult result = m_contextMenu->hitTestResult();
130    Frame* frame = result.innerNonSharedNode()->document()->frame();
131    if (!frame)
132        return;
133
134    switch (item->action()) {
135        case ContextMenuItemTagOpenLinkInNewWindow:
136            openNewWindow(result.absoluteLinkURL(), frame);
137            break;
138        case ContextMenuItemTagDownloadLinkToDisk:
139            // FIXME: Some day we should be able to do this from within WebCore.
140            m_client->downloadURL(result.absoluteLinkURL());
141            break;
142        case ContextMenuItemTagCopyLinkToClipboard:
143            frame->editor()->copyURL(result.absoluteLinkURL(), result.textContent());
144            break;
145        case ContextMenuItemTagOpenImageInNewWindow:
146            openNewWindow(result.absoluteImageURL(), frame);
147            break;
148        case ContextMenuItemTagDownloadImageToDisk:
149            // FIXME: Some day we should be able to do this from within WebCore.
150            m_client->downloadURL(result.absoluteImageURL());
151            break;
152        case ContextMenuItemTagCopyImageToClipboard:
153            // FIXME: The Pasteboard class is not written yet
154            // For now, call into the client. This is temporary!
155            frame->editor()->copyImage(result);
156            break;
157        case ContextMenuItemTagOpenFrameInNewWindow: {
158            DocumentLoader* loader = frame->loader()->documentLoader();
159            if (!loader->unreachableURL().isEmpty())
160                openNewWindow(loader->unreachableURL(), frame);
161            else
162                openNewWindow(loader->url(), frame);
163            break;
164        }
165        case ContextMenuItemTagCopy:
166            frame->editor()->copy();
167            break;
168        case ContextMenuItemTagGoBack:
169            frame->loader()->goBackOrForward(-1);
170            break;
171        case ContextMenuItemTagGoForward:
172            frame->loader()->goBackOrForward(1);
173            break;
174        case ContextMenuItemTagStop:
175            frame->loader()->stop();
176            break;
177        case ContextMenuItemTagReload:
178            frame->loader()->reload();
179            break;
180        case ContextMenuItemTagCut:
181            frame->editor()->cut();
182            break;
183        case ContextMenuItemTagPaste:
184            frame->editor()->paste();
185            break;
186#if PLATFORM(GTK)
187        case ContextMenuItemTagDelete:
188            frame->editor()->performDelete();
189            break;
190        case ContextMenuItemTagSelectAll:
191            frame->editor()->command("SelectAll").execute();
192            break;
193#endif
194        case ContextMenuItemTagSpellingGuess:
195            ASSERT(frame->selectedText().length());
196            if (frame->editor()->shouldInsertText(item->title(), frame->selection()->toRange().get(),
197                EditorInsertActionPasted)) {
198                Document* document = frame->document();
199                RefPtr<ReplaceSelectionCommand> command =
200                    ReplaceSelectionCommand::create(document, createFragmentFromMarkup(document, item->title(), ""),
201                                                                                   true, false, true);
202                applyCommand(command);
203                frame->revealSelection(RenderLayer::gAlignToEdgeIfNeeded);
204            }
205            break;
206        case ContextMenuItemTagIgnoreSpelling:
207            frame->editor()->ignoreSpelling();
208            break;
209        case ContextMenuItemTagLearnSpelling:
210            frame->editor()->learnSpelling();
211            break;
212        case ContextMenuItemTagSearchWeb:
213            m_client->searchWithGoogle(frame);
214            break;
215        case ContextMenuItemTagLookUpInDictionary:
216            // FIXME: Some day we may be able to do this from within WebCore.
217            m_client->lookUpInDictionary(frame);
218            break;
219        case ContextMenuItemTagOpenLink:
220            if (Frame* targetFrame = result.targetFrame())
221                targetFrame->loader()->loadFrameRequestWithFormAndValues(FrameLoadRequest(ResourceRequest(result.absoluteLinkURL(),
222                    frame->loader()->outgoingReferrer())), false, false, 0, 0, HashMap<String, String>());
223            else
224                openNewWindow(result.absoluteLinkURL(), frame);
225            break;
226        case ContextMenuItemTagBold:
227            frame->editor()->command("ToggleBold").execute();
228            break;
229        case ContextMenuItemTagItalic:
230            frame->editor()->command("ToggleItalic").execute();
231            break;
232        case ContextMenuItemTagUnderline:
233            frame->editor()->toggleUnderline();
234            break;
235        case ContextMenuItemTagOutline:
236            // We actually never enable this because CSS does not have a way to specify an outline font,
237            // which may make this difficult to implement. Maybe a special case of text-shadow?
238            break;
239        case ContextMenuItemTagStartSpeaking: {
240            ExceptionCode ec;
241            RefPtr<Range> selectedRange = frame->selection()->toRange();
242            if (!selectedRange || selectedRange->collapsed(ec)) {
243                Document* document = result.innerNonSharedNode()->document();
244                selectedRange = document->createRange();
245                selectedRange->selectNode(document->documentElement(), ec);
246            }
247            m_client->speak(plainText(selectedRange.get()));
248            break;
249        }
250        case ContextMenuItemTagStopSpeaking:
251            m_client->stopSpeaking();
252            break;
253        case ContextMenuItemTagDefaultDirection:
254            frame->editor()->setBaseWritingDirection(NaturalWritingDirection);
255            break;
256        case ContextMenuItemTagLeftToRight:
257            frame->editor()->setBaseWritingDirection(LeftToRightWritingDirection);
258            break;
259        case ContextMenuItemTagRightToLeft:
260            frame->editor()->setBaseWritingDirection(RightToLeftWritingDirection);
261            break;
262        case ContextMenuItemTagTextDirectionDefault:
263            frame->editor()->command("MakeTextWritingDirectionNatural").execute();
264            break;
265        case ContextMenuItemTagTextDirectionLeftToRight:
266            frame->editor()->command("MakeTextWritingDirectionLeftToRight").execute();
267            break;
268        case ContextMenuItemTagTextDirectionRightToLeft:
269            frame->editor()->command("MakeTextWritingDirectionRightToLeft").execute();
270            break;
271#if PLATFORM(MAC)
272        case ContextMenuItemTagSearchInSpotlight:
273            m_client->searchWithSpotlight();
274            break;
275#endif
276        case ContextMenuItemTagShowSpellingPanel:
277            frame->editor()->showSpellingGuessPanel();
278            break;
279        case ContextMenuItemTagCheckSpelling:
280            frame->editor()->advanceToNextMisspelling();
281            break;
282        case ContextMenuItemTagCheckSpellingWhileTyping:
283            frame->editor()->toggleContinuousSpellChecking();
284            break;
285#ifndef BUILDING_ON_TIGER
286        case ContextMenuItemTagCheckGrammarWithSpelling:
287            frame->editor()->toggleGrammarChecking();
288            break;
289#endif
290#if PLATFORM(MAC)
291        case ContextMenuItemTagShowFonts:
292            frame->editor()->showFontPanel();
293            break;
294        case ContextMenuItemTagStyles:
295            frame->editor()->showStylesPanel();
296            break;
297        case ContextMenuItemTagShowColors:
298            frame->editor()->showColorPanel();
299            break;
300#endif
301        case ContextMenuItemTagInspectElement:
302            if (Page* page = frame->page())
303                page->inspectorController()->inspect(result.innerNonSharedNode());
304            break;
305        default:
306            break;
307    }
308}
309
310} // namespace WebCore
311