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The Tor Browser
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PresShellInlines.h (2375B)

      1 /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
      2 /* vim: set ts=8 sts=2 et sw=2 tw=80: */
      3 /* This Source Code Form is subject to the terms of the Mozilla Public
      4 * License, v. 2.0. If a copy of the MPL was not distributed with this
      5 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
      6 
      7 #ifndef mozilla_PresShellInlines_h
      8 #define mozilla_PresShellInlines_h
      9 
     10 #include "GeckoProfiler.h"
     11 #include "mozilla/PresShell.h"
     12 #include "mozilla/dom/Document.h"
     13 #include "mozilla/dom/Element.h"
     14 #include "nsDocShell.h"
     15 
     16 namespace mozilla {
     17 
     18 void PresShell::SetNeedLayoutFlush() {
     19  mNeedLayoutFlush = true;
     20  if (dom::Document* doc = mDocument->GetDisplayDocument()) {
     21    if (PresShell* presShell = doc->GetPresShell()) {
     22      presShell->mNeedLayoutFlush = true;
     23    }
     24  }
     25 
     26  if (!mReflowCause) {
     27    mReflowCause = profiler_capture_backtrace();
     28  }
     29 }
     30 
     31 void PresShell::SetNeedStyleFlush() {
     32  mNeedStyleFlush = true;
     33  PROFILER_MARKER_UNTYPED(
     34      "SetNeedStyleFlush", LAYOUT,
     35      MarkerOptions(MarkerStack::Capture(StackCaptureOptions::NonNative),
     36                    mPresContext ? MarkerInnerWindowIdFromDocShell(
     37                                       mPresContext->GetDocShell())
     38                                 : MarkerInnerWindowId::NoId()));
     39 
     40  if (dom::Document* doc = mDocument->GetDisplayDocument()) {
     41    if (PresShell* presShell = doc->GetPresShell()) {
     42      presShell->mNeedStyleFlush = true;
     43    }
     44  }
     45 
     46  if (!mStyleCause) {
     47    mStyleCause = profiler_capture_backtrace();
     48  }
     49 }
     50 
     51 void PresShell::EnsureStyleFlush() {
     52  SetNeedStyleFlush();
     53  ScheduleFlush();
     54 }
     55 
     56 void PresShell::EnsureLayoutFlush() {
     57  SetNeedLayoutFlush();
     58  ScheduleFlush();
     59 }
     60 
     61 void PresShell::SetNeedThrottledAnimationFlush() {
     62  mNeedThrottledAnimationFlush = true;
     63  if (dom::Document* doc = mDocument->GetDisplayDocument()) {
     64    if (PresShell* presShell = doc->GetPresShell()) {
     65      presShell->mNeedThrottledAnimationFlush = true;
     66    }
     67  }
     68 }
     69 
     70 ServoStyleSet* PresShell::StyleSet() const {
     71  return mDocument->StyleSetForPresShell();
     72 }
     73 
     74 /* static */
     75 inline void PresShell::EventHandler::OnPresShellDestroy(Document* aDocument) {
     76  if (sLastKeyDownEventTargetElement &&
     77      sLastKeyDownEventTargetElement->OwnerDoc() == aDocument) {
     78    sLastKeyDownEventTargetElement = nullptr;
     79  }
     80 }
     81 
     82 }  // namespace mozilla
     83 
     84 #endif  // mozilla_PresShellInlines_h