1 /*
2 * Copyright (C) 2010-2011 Google 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 are
6 * met:
7 *
8 * * Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * * Redistributions in binary form must reproduce the above
11 * copyright notice, this list of conditions and the following disclaimer
12 * in the documentation and/or other materials provided with the
13 * distribution.
14 * * Neither the name of Google Inc. nor the names of its
15 * contributors may be used to endorse or promote products derived from
16 * this software without specific prior written permission.
17 *
18 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
19 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
20 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
21 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
22 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
23 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
24 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
25 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
26 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
27 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
28 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
29 */
30
31 #include "config.h"
32 #include "web/WebDevToolsAgentImpl.h"
33
34 #include "bindings/v8/PageScriptDebugServer.h"
35 #include "bindings/v8/ScriptController.h"
36 #include "bindings/v8/V8Binding.h"
37 #include "core/InspectorBackendDispatcher.h"
38 #include "core/InspectorFrontend.h"
39 #include "core/dom/ExceptionCode.h"
40 #include "core/fetch/MemoryCache.h"
41 #include "core/frame/FrameView.h"
42 #include "core/frame/LocalFrame.h"
43 #include "core/frame/Settings.h"
44 #include "core/inspector/InjectedScriptHost.h"
45 #include "core/inspector/InspectorController.h"
46 #include "core/page/FocusController.h"
47 #include "core/page/Page.h"
48 #include "core/rendering/RenderView.h"
49 #include "platform/JSONValues.h"
50 #include "platform/RuntimeEnabledFeatures.h"
51 #include "platform/TraceEvent.h"
52 #include "platform/graphics/GraphicsContext.h"
53 #include "platform/network/ResourceError.h"
54 #include "platform/network/ResourceRequest.h"
55 #include "platform/network/ResourceResponse.h"
56 #include "public/platform/Platform.h"
57 #include "public/platform/WebRect.h"
58 #include "public/platform/WebString.h"
59 #include "public/platform/WebURL.h"
60 #include "public/platform/WebURLError.h"
61 #include "public/platform/WebURLRequest.h"
62 #include "public/platform/WebURLResponse.h"
63 #include "public/web/WebDataSource.h"
64 #include "public/web/WebDevToolsAgentClient.h"
65 #include "public/web/WebDeviceEmulationParams.h"
66 #include "public/web/WebMemoryUsageInfo.h"
67 #include "public/web/WebSettings.h"
68 #include "public/web/WebViewClient.h"
69 #include "web/WebInputEventConversion.h"
70 #include "web/WebLocalFrameImpl.h"
71 #include "web/WebViewImpl.h"
72 #include "wtf/CurrentTime.h"
73 #include "wtf/MathExtras.h"
74 #include "wtf/Noncopyable.h"
75 #include "wtf/text/WTFString.h"
76
77 using namespace WebCore;
78
79 namespace OverlayZOrders {
80 // Use 99 as a big z-order number so that highlight is above other overlays.
81 static const int highlight = 99;
82 }
83
84 namespace blink {
85
86 class ClientMessageLoopAdapter : public PageScriptDebugServer::ClientMessageLoop {
87 public:
ensureClientMessageLoopCreated(WebDevToolsAgentClient * client)88 static void ensureClientMessageLoopCreated(WebDevToolsAgentClient* client)
89 {
90 if (s_instance)
91 return;
92 OwnPtr<ClientMessageLoopAdapter> instance = adoptPtr(new ClientMessageLoopAdapter(adoptPtr(client->createClientMessageLoop())));
93 s_instance = instance.get();
94 PageScriptDebugServer::shared().setClientMessageLoop(instance.release());
95 }
96
inspectedViewClosed(WebViewImpl * view)97 static void inspectedViewClosed(WebViewImpl* view)
98 {
99 if (s_instance)
100 s_instance->m_frozenViews.remove(view);
101 }
102
didNavigate()103 static void didNavigate()
104 {
105 // Release render thread if necessary.
106 if (s_instance && s_instance->m_running)
107 PageScriptDebugServer::shared().continueProgram();
108 }
109
110 private:
ClientMessageLoopAdapter(PassOwnPtr<blink::WebDevToolsAgentClient::WebKitClientMessageLoop> messageLoop)111 ClientMessageLoopAdapter(PassOwnPtr<blink::WebDevToolsAgentClient::WebKitClientMessageLoop> messageLoop)
112 : m_running(false)
113 , m_messageLoop(messageLoop) { }
114
115
run(Page * page)116 virtual void run(Page* page)
117 {
118 if (m_running)
119 return;
120 m_running = true;
121
122 // 0. Flush pending frontend messages.
123 WebViewImpl* viewImpl = WebViewImpl::fromPage(page);
124 WebDevToolsAgentImpl* agent = static_cast<WebDevToolsAgentImpl*>(viewImpl->devToolsAgent());
125 agent->flushPendingFrontendMessages();
126
127 Vector<WebViewImpl*> views;
128
129 // 1. Disable input events.
130 const HashSet<Page*>& pages = Page::ordinaryPages();
131 HashSet<Page*>::const_iterator end = pages.end();
132 for (HashSet<Page*>::const_iterator it = pages.begin(); it != end; ++it) {
133 WebViewImpl* view = WebViewImpl::fromPage(*it);
134 if (!view)
135 continue;
136 m_frozenViews.add(view);
137 views.append(view);
138 view->setIgnoreInputEvents(true);
139 }
140 // Notify embedder about pausing.
141 agent->client()->willEnterDebugLoop();
142
143 // 2. Disable active objects
144 WebView::willEnterModalLoop();
145
146 // 3. Process messages until quitNow is called.
147 m_messageLoop->run();
148
149 // 4. Resume active objects
150 WebView::didExitModalLoop();
151
152 // 5. Resume input events.
153 for (Vector<WebViewImpl*>::iterator it = views.begin(); it != views.end(); ++it) {
154 if (m_frozenViews.contains(*it)) {
155 // The view was not closed during the dispatch.
156 (*it)->setIgnoreInputEvents(false);
157 }
158 }
159 agent->client()->didExitDebugLoop();
160
161 // 6. All views have been resumed, clear the set.
162 m_frozenViews.clear();
163
164 m_running = false;
165 }
166
quitNow()167 virtual void quitNow()
168 {
169 m_messageLoop->quitNow();
170 }
171
172 bool m_running;
173 OwnPtr<blink::WebDevToolsAgentClient::WebKitClientMessageLoop> m_messageLoop;
174 typedef HashSet<WebViewImpl*> FrozenViewsSet;
175 FrozenViewsSet m_frozenViews;
176 // FIXME: The ownership model for s_instance is somewhat complicated. Can we make this simpler?
177 static ClientMessageLoopAdapter* s_instance;
178 };
179
180 ClientMessageLoopAdapter* ClientMessageLoopAdapter::s_instance = 0;
181
182 class DebuggerTask : public PageScriptDebugServer::Task {
183 public:
DebuggerTask(PassOwnPtr<WebDevToolsAgent::MessageDescriptor> descriptor)184 DebuggerTask(PassOwnPtr<WebDevToolsAgent::MessageDescriptor> descriptor)
185 : m_descriptor(descriptor)
186 {
187 }
188
~DebuggerTask()189 virtual ~DebuggerTask() { }
run()190 virtual void run()
191 {
192 if (WebDevToolsAgent* webagent = m_descriptor->agent())
193 webagent->dispatchOnInspectorBackend(m_descriptor->message());
194 }
195
196 private:
197 OwnPtr<WebDevToolsAgent::MessageDescriptor> m_descriptor;
198 };
199
WebDevToolsAgentImpl(WebViewImpl * webViewImpl,WebDevToolsAgentClient * client)200 WebDevToolsAgentImpl::WebDevToolsAgentImpl(
201 WebViewImpl* webViewImpl,
202 WebDevToolsAgentClient* client)
203 : m_debuggerId(client->debuggerId())
204 , m_layerTreeId(0)
205 , m_client(client)
206 , m_webViewImpl(webViewImpl)
207 , m_attached(false)
208 , m_generatingEvent(false)
209 , m_deviceMetricsEnabled(false)
210 , m_emulateViewportEnabled(false)
211 , m_originalViewportEnabled(false)
212 , m_isOverlayScrollbarsEnabled(false)
213 , m_originalMinimumPageScaleFactor(0)
214 , m_originalMaximumPageScaleFactor(0)
215 , m_pageScaleLimitsOverriden(false)
216 , m_touchEventEmulationEnabled(false)
217 {
218 ASSERT(m_debuggerId > 0);
219 ClientMessageLoopAdapter::ensureClientMessageLoopCreated(m_client);
220 }
221
~WebDevToolsAgentImpl()222 WebDevToolsAgentImpl::~WebDevToolsAgentImpl()
223 {
224 ClientMessageLoopAdapter::inspectedViewClosed(m_webViewImpl);
225 if (m_attached)
226 blink::Platform::current()->currentThread()->removeTaskObserver(this);
227 }
228
attach()229 void WebDevToolsAgentImpl::attach()
230 {
231 attach("");
232 }
233
reattach(const WebString & savedState)234 void WebDevToolsAgentImpl::reattach(const WebString& savedState)
235 {
236 reattach("", savedState);
237 }
238
attach(const WebString & hostId)239 void WebDevToolsAgentImpl::attach(const WebString& hostId)
240 {
241 if (m_attached)
242 return;
243
244 inspectorController()->connectFrontend(hostId, this);
245 blink::Platform::current()->currentThread()->addTaskObserver(this);
246 m_attached = true;
247 }
248
reattach(const WebString & hostId,const WebString & savedState)249 void WebDevToolsAgentImpl::reattach(const WebString& hostId, const WebString& savedState)
250 {
251 if (m_attached)
252 return;
253
254 inspectorController()->reuseFrontend(hostId, this, savedState);
255 blink::Platform::current()->currentThread()->addTaskObserver(this);
256 m_attached = true;
257 }
258
detach()259 void WebDevToolsAgentImpl::detach()
260 {
261 blink::Platform::current()->currentThread()->removeTaskObserver(this);
262
263 // Prevent controller from sending messages to the frontend.
264 InspectorController* ic = inspectorController();
265 ic->disconnectFrontend();
266 m_attached = false;
267 }
268
didNavigate()269 void WebDevToolsAgentImpl::didNavigate()
270 {
271 ClientMessageLoopAdapter::didNavigate();
272 }
273
didBeginFrame(int frameId)274 void WebDevToolsAgentImpl::didBeginFrame(int frameId)
275 {
276 TRACE_EVENT_INSTANT1(TRACE_DISABLED_BY_DEFAULT("devtools.timeline"), "BeginMainThreadFrame", "layerTreeId", m_layerTreeId);
277 if (InspectorController* ic = inspectorController())
278 ic->didBeginFrame(frameId);
279 }
280
didCancelFrame()281 void WebDevToolsAgentImpl::didCancelFrame()
282 {
283 if (InspectorController* ic = inspectorController())
284 ic->didCancelFrame();
285 }
286
willComposite()287 void WebDevToolsAgentImpl::willComposite()
288 {
289 TRACE_EVENT_BEGIN1(TRACE_DISABLED_BY_DEFAULT("devtools.timeline"), "CompositeLayers", "layerTreeId", m_layerTreeId);
290 if (InspectorController* ic = inspectorController())
291 ic->willComposite();
292 }
293
didComposite()294 void WebDevToolsAgentImpl::didComposite()
295 {
296 TRACE_EVENT_END0(TRACE_DISABLED_BY_DEFAULT("devtools.timeline"), "CompositeLayers");
297 if (InspectorController* ic = inspectorController())
298 ic->didComposite();
299 }
300
didCreateScriptContext(WebLocalFrameImpl * webframe,int worldId)301 void WebDevToolsAgentImpl::didCreateScriptContext(WebLocalFrameImpl* webframe, int worldId)
302 {
303 // Skip non main world contexts.
304 if (worldId)
305 return;
306 if (WebCore::LocalFrame* frame = webframe->frame())
307 frame->script().setContextDebugId(m_debuggerId);
308 }
309
handleInputEvent(WebCore::Page * page,const WebInputEvent & inputEvent)310 bool WebDevToolsAgentImpl::handleInputEvent(WebCore::Page* page, const WebInputEvent& inputEvent)
311 {
312 if (!m_attached && !m_generatingEvent)
313 return false;
314
315 // FIXME: This workaround is required for touch emulation on Mac, where
316 // compositor-side pinch handling is not enabled. See http://crbug.com/138003.
317 bool isPinch = inputEvent.type == WebInputEvent::GesturePinchBegin || inputEvent.type == WebInputEvent::GesturePinchUpdate || inputEvent.type == WebInputEvent::GesturePinchEnd;
318 if (isPinch && m_touchEventEmulationEnabled && m_emulateViewportEnabled) {
319 FrameView* frameView = page->deprecatedLocalMainFrame()->view();
320 PlatformGestureEventBuilder gestureEvent(frameView, *static_cast<const WebGestureEvent*>(&inputEvent));
321 float pageScaleFactor = page->pageScaleFactor();
322 if (gestureEvent.type() == PlatformEvent::GesturePinchBegin) {
323 m_lastPinchAnchorCss = adoptPtr(new WebCore::IntPoint(frameView->scrollPosition() + gestureEvent.position()));
324 m_lastPinchAnchorDip = adoptPtr(new WebCore::IntPoint(gestureEvent.position()));
325 m_lastPinchAnchorDip->scale(pageScaleFactor, pageScaleFactor);
326 }
327 if (gestureEvent.type() == PlatformEvent::GesturePinchUpdate && m_lastPinchAnchorCss) {
328 float newPageScaleFactor = pageScaleFactor * gestureEvent.scale();
329 WebCore::IntPoint anchorCss(*m_lastPinchAnchorDip.get());
330 anchorCss.scale(1.f / newPageScaleFactor, 1.f / newPageScaleFactor);
331 m_webViewImpl->setPageScaleFactor(newPageScaleFactor);
332 m_webViewImpl->setMainFrameScrollOffset(*m_lastPinchAnchorCss.get() - toIntSize(anchorCss));
333 }
334 if (gestureEvent.type() == PlatformEvent::GesturePinchEnd) {
335 m_lastPinchAnchorCss.clear();
336 m_lastPinchAnchorDip.clear();
337 }
338 return true;
339 }
340
341 InspectorController* ic = inspectorController();
342 if (!ic)
343 return false;
344
345 if (WebInputEvent::isGestureEventType(inputEvent.type) && inputEvent.type == WebInputEvent::GestureTap) {
346 // Only let GestureTab in (we only need it and we know PlatformGestureEventBuilder supports it).
347 PlatformGestureEvent gestureEvent = PlatformGestureEventBuilder(page->deprecatedLocalMainFrame()->view(), *static_cast<const WebGestureEvent*>(&inputEvent));
348 return ic->handleGestureEvent(toLocalFrame(page->mainFrame()), gestureEvent);
349 }
350 if (WebInputEvent::isMouseEventType(inputEvent.type) && inputEvent.type != WebInputEvent::MouseEnter) {
351 // PlatformMouseEventBuilder does not work with MouseEnter type, so we filter it out manually.
352 PlatformMouseEvent mouseEvent = PlatformMouseEventBuilder(page->deprecatedLocalMainFrame()->view(), *static_cast<const WebMouseEvent*>(&inputEvent));
353 return ic->handleMouseEvent(toLocalFrame(page->mainFrame()), mouseEvent);
354 }
355 if (WebInputEvent::isTouchEventType(inputEvent.type)) {
356 PlatformTouchEvent touchEvent = PlatformTouchEventBuilder(page->deprecatedLocalMainFrame()->view(), *static_cast<const WebTouchEvent*>(&inputEvent));
357 return ic->handleTouchEvent(toLocalFrame(page->mainFrame()), touchEvent);
358 }
359 if (WebInputEvent::isKeyboardEventType(inputEvent.type)) {
360 PlatformKeyboardEvent keyboardEvent = PlatformKeyboardEventBuilder(*static_cast<const WebKeyboardEvent*>(&inputEvent));
361 return ic->handleKeyboardEvent(page->deprecatedLocalMainFrame(), keyboardEvent);
362 }
363 return false;
364 }
365
setDeviceMetricsOverride(int width,int height,float deviceScaleFactor,bool emulateViewport,bool fitWindow)366 void WebDevToolsAgentImpl::setDeviceMetricsOverride(int width, int height, float deviceScaleFactor, bool emulateViewport, bool fitWindow)
367 {
368 if (!m_deviceMetricsEnabled) {
369 m_deviceMetricsEnabled = true;
370 m_webViewImpl->setBackgroundColorOverride(Color::darkGray);
371 }
372 if (emulateViewport)
373 enableViewportEmulation();
374 else
375 disableViewportEmulation();
376
377 WebDeviceEmulationParams params;
378 params.screenPosition = emulateViewport ? WebDeviceEmulationParams::Mobile : WebDeviceEmulationParams::Desktop;
379 params.deviceScaleFactor = deviceScaleFactor;
380 params.viewSize = WebSize(width, height);
381 params.fitToView = fitWindow;
382 params.viewInsets = WebSize(0, 0);
383 m_client->enableDeviceEmulation(params);
384 }
385
clearDeviceMetricsOverride()386 void WebDevToolsAgentImpl::clearDeviceMetricsOverride()
387 {
388 if (m_deviceMetricsEnabled) {
389 m_deviceMetricsEnabled = false;
390 m_webViewImpl->setBackgroundColorOverride(Color::transparent);
391 disableViewportEmulation();
392 m_client->disableDeviceEmulation();
393 }
394 }
395
setTouchEventEmulationEnabled(bool enabled)396 void WebDevToolsAgentImpl::setTouchEventEmulationEnabled(bool enabled)
397 {
398 m_client->setTouchEventEmulationEnabled(enabled, enabled);
399 m_touchEventEmulationEnabled = enabled;
400 updatePageScaleFactorLimits();
401 }
402
enableViewportEmulation()403 void WebDevToolsAgentImpl::enableViewportEmulation()
404 {
405 if (m_emulateViewportEnabled)
406 return;
407 m_emulateViewportEnabled = true;
408 m_isOverlayScrollbarsEnabled = RuntimeEnabledFeatures::overlayScrollbarsEnabled();
409 RuntimeEnabledFeatures::setOverlayScrollbarsEnabled(true);
410 m_originalViewportEnabled = RuntimeEnabledFeatures::cssViewportEnabled();
411 RuntimeEnabledFeatures::setCSSViewportEnabled(true);
412 m_webViewImpl->settings()->setViewportEnabled(true);
413 m_webViewImpl->settings()->setViewportMetaEnabled(true);
414 m_webViewImpl->settings()->setShrinksViewportContentToFit(true);
415 m_webViewImpl->setIgnoreViewportTagScaleLimits(true);
416 m_webViewImpl->setZoomFactorOverride(1);
417 // FIXME: with touch and viewport emulation enabled, we may want to disable overscroll navigation.
418 updatePageScaleFactorLimits();
419 }
420
disableViewportEmulation()421 void WebDevToolsAgentImpl::disableViewportEmulation()
422 {
423 if (!m_emulateViewportEnabled)
424 return;
425 RuntimeEnabledFeatures::setOverlayScrollbarsEnabled(m_isOverlayScrollbarsEnabled);
426 RuntimeEnabledFeatures::setCSSViewportEnabled(m_originalViewportEnabled);
427 m_webViewImpl->settings()->setViewportEnabled(false);
428 m_webViewImpl->settings()->setViewportMetaEnabled(false);
429 m_webViewImpl->settings()->setShrinksViewportContentToFit(false);
430 m_webViewImpl->setIgnoreViewportTagScaleLimits(false);
431 m_webViewImpl->setZoomFactorOverride(0);
432 m_emulateViewportEnabled = false;
433 updatePageScaleFactorLimits();
434 }
435
updatePageScaleFactorLimits()436 void WebDevToolsAgentImpl::updatePageScaleFactorLimits()
437 {
438 if (m_touchEventEmulationEnabled || m_emulateViewportEnabled) {
439 if (!m_pageScaleLimitsOverriden) {
440 m_originalMinimumPageScaleFactor = m_webViewImpl->minimumPageScaleFactor();
441 m_originalMaximumPageScaleFactor = m_webViewImpl->maximumPageScaleFactor();
442 m_pageScaleLimitsOverriden = true;
443 }
444 m_webViewImpl->setPageScaleFactorLimits(1, 4);
445 } else {
446 if (m_pageScaleLimitsOverriden) {
447 m_pageScaleLimitsOverriden = false;
448 m_webViewImpl->setPageScaleFactorLimits(m_originalMinimumPageScaleFactor, m_originalMaximumPageScaleFactor);
449 }
450 }
451 }
452
getAllocatedObjects(HashSet<const void * > & set)453 void WebDevToolsAgentImpl::getAllocatedObjects(HashSet<const void*>& set)
454 {
455 class CountingVisitor : public WebDevToolsAgentClient::AllocatedObjectVisitor {
456 public:
457 CountingVisitor() : m_totalObjectsCount(0)
458 {
459 }
460
461 virtual bool visitObject(const void* ptr)
462 {
463 ++m_totalObjectsCount;
464 return true;
465 }
466 size_t totalObjectsCount() const
467 {
468 return m_totalObjectsCount;
469 }
470
471 private:
472 size_t m_totalObjectsCount;
473 };
474
475 CountingVisitor counter;
476 m_client->visitAllocatedObjects(&counter);
477
478 class PointerCollector : public WebDevToolsAgentClient::AllocatedObjectVisitor {
479 public:
480 explicit PointerCollector(size_t maxObjectsCount)
481 : m_maxObjectsCount(maxObjectsCount)
482 , m_index(0)
483 , m_success(true)
484 , m_pointers(new const void*[maxObjectsCount])
485 {
486 }
487 virtual ~PointerCollector()
488 {
489 delete[] m_pointers;
490 }
491 virtual bool visitObject(const void* ptr)
492 {
493 if (m_index == m_maxObjectsCount) {
494 m_success = false;
495 return false;
496 }
497 m_pointers[m_index++] = ptr;
498 return true;
499 }
500
501 bool success() const { return m_success; }
502
503 void copyTo(HashSet<const void*>& set)
504 {
505 for (size_t i = 0; i < m_index; i++)
506 set.add(m_pointers[i]);
507 }
508
509 private:
510 const size_t m_maxObjectsCount;
511 size_t m_index;
512 bool m_success;
513 const void** m_pointers;
514 };
515
516 // Double size to allow room for all objects that may have been allocated
517 // since we counted them.
518 size_t estimatedMaxObjectsCount = counter.totalObjectsCount() * 2;
519 while (true) {
520 PointerCollector collector(estimatedMaxObjectsCount);
521 m_client->visitAllocatedObjects(&collector);
522 if (collector.success()) {
523 collector.copyTo(set);
524 break;
525 }
526 estimatedMaxObjectsCount *= 2;
527 }
528 }
529
dumpUncountedAllocatedObjects(const HashMap<const void *,size_t> & map)530 void WebDevToolsAgentImpl::dumpUncountedAllocatedObjects(const HashMap<const void*, size_t>& map)
531 {
532 class InstrumentedObjectSizeProvider : public WebDevToolsAgentClient::InstrumentedObjectSizeProvider {
533 public:
534 InstrumentedObjectSizeProvider(const HashMap<const void*, size_t>& map) : m_map(map) { }
535 virtual size_t objectSize(const void* ptr) const
536 {
537 HashMap<const void*, size_t>::const_iterator i = m_map.find(ptr);
538 return i == m_map.end() ? 0 : i->value;
539 }
540
541 private:
542 const HashMap<const void*, size_t>& m_map;
543 };
544
545 InstrumentedObjectSizeProvider provider(map);
546 m_client->dumpUncountedAllocatedObjects(&provider);
547 }
548
setTraceEventCallback(const String & categoryFilter,TraceEventCallback callback)549 void WebDevToolsAgentImpl::setTraceEventCallback(const String& categoryFilter, TraceEventCallback callback)
550 {
551 m_client->setTraceEventCallback(categoryFilter, callback);
552 }
553
resetTraceEventCallback()554 void WebDevToolsAgentImpl::resetTraceEventCallback()
555 {
556 m_client->resetTraceEventCallback();
557 }
558
enableTracing(const String & categoryFilter)559 void WebDevToolsAgentImpl::enableTracing(const String& categoryFilter)
560 {
561 m_client->enableTracing(categoryFilter);
562 }
563
disableTracing()564 void WebDevToolsAgentImpl::disableTracing()
565 {
566 m_client->disableTracing();
567 }
568
startGPUEventsRecording()569 void WebDevToolsAgentImpl::startGPUEventsRecording()
570 {
571 m_client->startGPUEventsRecording();
572 }
573
stopGPUEventsRecording()574 void WebDevToolsAgentImpl::stopGPUEventsRecording()
575 {
576 m_client->stopGPUEventsRecording();
577 }
578
processGPUEvent(const GPUEvent & event)579 void WebDevToolsAgentImpl::processGPUEvent(const GPUEvent& event)
580 {
581 if (InspectorController* ic = inspectorController())
582 ic->processGPUEvent(event.timestamp, event.phase, event.foreign, event.usedGPUMemoryBytes, event.limitGPUMemoryBytes);
583 }
584
dispatchKeyEvent(const PlatformKeyboardEvent & event)585 void WebDevToolsAgentImpl::dispatchKeyEvent(const PlatformKeyboardEvent& event)
586 {
587 if (!m_webViewImpl->page()->focusController().isFocused())
588 m_webViewImpl->setFocus(true);
589
590 m_generatingEvent = true;
591 WebKeyboardEvent webEvent = WebKeyboardEventBuilder(event);
592 if (!webEvent.keyIdentifier[0] && webEvent.type != WebInputEvent::Char)
593 webEvent.setKeyIdentifierFromWindowsKeyCode();
594 m_webViewImpl->handleInputEvent(webEvent);
595 m_generatingEvent = false;
596 }
597
dispatchMouseEvent(const PlatformMouseEvent & event)598 void WebDevToolsAgentImpl::dispatchMouseEvent(const PlatformMouseEvent& event)
599 {
600 if (!m_webViewImpl->page()->focusController().isFocused())
601 m_webViewImpl->setFocus(true);
602
603 m_generatingEvent = true;
604 WebMouseEvent webEvent = WebMouseEventBuilder(m_webViewImpl->mainFrameImpl()->frameView(), event);
605 m_webViewImpl->handleInputEvent(webEvent);
606 m_generatingEvent = false;
607 }
608
dispatchOnInspectorBackend(const WebString & message)609 void WebDevToolsAgentImpl::dispatchOnInspectorBackend(const WebString& message)
610 {
611 inspectorController()->dispatchMessageFromFrontend(message);
612 }
613
inspectElementAt(const WebPoint & point)614 void WebDevToolsAgentImpl::inspectElementAt(const WebPoint& point)
615 {
616 m_webViewImpl->inspectElementAt(point);
617 }
618
inspectorController()619 InspectorController* WebDevToolsAgentImpl::inspectorController()
620 {
621 if (Page* page = m_webViewImpl->page())
622 return &page->inspectorController();
623 return 0;
624 }
625
mainFrame()626 LocalFrame* WebDevToolsAgentImpl::mainFrame()
627 {
628 if (Page* page = m_webViewImpl->page())
629 return page->deprecatedLocalMainFrame();
630 return 0;
631 }
632
633 // WebPageOverlay
paintPageOverlay(WebCanvas * canvas)634 void WebDevToolsAgentImpl::paintPageOverlay(WebCanvas* canvas)
635 {
636 InspectorController* ic = inspectorController();
637 if (ic) {
638 GraphicsContext context(canvas);
639 context.setCertainlyOpaque(false);
640 ic->drawHighlight(context);
641 }
642 }
643
highlight()644 void WebDevToolsAgentImpl::highlight()
645 {
646 m_webViewImpl->addPageOverlay(this, OverlayZOrders::highlight);
647 }
648
hideHighlight()649 void WebDevToolsAgentImpl::hideHighlight()
650 {
651 m_webViewImpl->removePageOverlay(this);
652 }
653
sendMessageToFrontend(PassRefPtr<WebCore::JSONObject> message)654 void WebDevToolsAgentImpl::sendMessageToFrontend(PassRefPtr<WebCore::JSONObject> message)
655 {
656 m_frontendMessageQueue.append(message);
657 }
658
flush()659 void WebDevToolsAgentImpl::flush()
660 {
661 flushPendingFrontendMessages();
662 }
663
updateInspectorStateCookie(const String & state)664 void WebDevToolsAgentImpl::updateInspectorStateCookie(const String& state)
665 {
666 m_client->saveAgentRuntimeState(state);
667 }
668
setProcessId(long processId)669 void WebDevToolsAgentImpl::setProcessId(long processId)
670 {
671 inspectorController()->setProcessId(processId);
672 }
673
setLayerTreeId(int layerTreeId)674 void WebDevToolsAgentImpl::setLayerTreeId(int layerTreeId)
675 {
676 m_layerTreeId = layerTreeId;
677 inspectorController()->setLayerTreeId(layerTreeId);
678 }
679
evaluateInWebInspector(long callId,const WebString & script)680 void WebDevToolsAgentImpl::evaluateInWebInspector(long callId, const WebString& script)
681 {
682 InspectorController* ic = inspectorController();
683 ic->evaluateForTestInFrontend(callId, script);
684 }
685
flushPendingFrontendMessages()686 void WebDevToolsAgentImpl::flushPendingFrontendMessages()
687 {
688 InspectorController* ic = inspectorController();
689 ic->flushPendingFrontendMessages();
690
691 for (size_t i = 0; i < m_frontendMessageQueue.size(); ++i)
692 m_client->sendMessageToInspectorFrontend(m_frontendMessageQueue[i]->toJSONString());
693 m_frontendMessageQueue.clear();
694 }
695
willProcessTask()696 void WebDevToolsAgentImpl::willProcessTask()
697 {
698 if (!m_attached)
699 return;
700 if (InspectorController* ic = inspectorController())
701 ic->willProcessTask();
702 TRACE_EVENT_BEGIN0(TRACE_DISABLED_BY_DEFAULT("devtools.timeline"), "Program");
703 }
704
didProcessTask()705 void WebDevToolsAgentImpl::didProcessTask()
706 {
707 if (!m_attached)
708 return;
709 if (InspectorController* ic = inspectorController())
710 ic->didProcessTask();
711 TRACE_EVENT_END0(TRACE_DISABLED_BY_DEFAULT("devtools.timeline"), "Program");
712 flushPendingFrontendMessages();
713 }
714
interruptAndDispatch(MessageDescriptor * rawDescriptor)715 void WebDevToolsAgent::interruptAndDispatch(MessageDescriptor* rawDescriptor)
716 {
717 // rawDescriptor can't be a PassOwnPtr because interruptAndDispatch is a WebKit API function.
718 OwnPtr<MessageDescriptor> descriptor = adoptPtr(rawDescriptor);
719 OwnPtr<DebuggerTask> task = adoptPtr(new DebuggerTask(descriptor.release()));
720 PageScriptDebugServer::interruptAndRun(task.release());
721 }
722
shouldInterruptForMessage(const WebString & message)723 bool WebDevToolsAgent::shouldInterruptForMessage(const WebString& message)
724 {
725 String commandName;
726 if (!InspectorBackendDispatcher::getCommandName(message, &commandName))
727 return false;
728 return commandName == InspectorBackendDispatcher::commandName(InspectorBackendDispatcher::kDebugger_pauseCmd)
729 || commandName == InspectorBackendDispatcher::commandName(InspectorBackendDispatcher::kDebugger_setBreakpointCmd)
730 || commandName == InspectorBackendDispatcher::commandName(InspectorBackendDispatcher::kDebugger_setBreakpointByUrlCmd)
731 || commandName == InspectorBackendDispatcher::commandName(InspectorBackendDispatcher::kDebugger_removeBreakpointCmd)
732 || commandName == InspectorBackendDispatcher::commandName(InspectorBackendDispatcher::kDebugger_setBreakpointsActiveCmd);
733 }
734
processPendingMessages()735 void WebDevToolsAgent::processPendingMessages()
736 {
737 PageScriptDebugServer::shared().runPendingTasks();
738 }
739
740 } // namespace blink
741