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Bug 1471708 - Rename the "scroll-position clamping scroll port size" to "visual viewport size". r=botond 

MozReview-Commit-ID: IWPzXSF5jfR

--HG--
extra : rebase_source : 9d13a680ebf76a5f86c9040a5a16981514435dc8
This commit is contained in:
Jeremy Lempereur 2018-07-22 21:49:38 +02:00
Родитель 929aa24075
Коммит e591a6945a
20 изменённых файлов: 85 добавлений и 87 удалений
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4
dom/base/nsDOMWindowUtils.cpp
Просмотреть файл

@ -3240,7 +3240,7 @@ nsDOMWindowUtils::GetPlugins(JSContext* cx, JS::MutableHandle<JS::Value> aPlugin
}
NS_IMETHODIMP
nsDOMWindowUtils::SetScrollPositionClampingScrollPortSize(float aWidth, float aHeight)
nsDOMWindowUtils::SetVisualViewportSize(float aWidth, float aHeight)
{
if (!(aWidth >= 0.0 && aHeight >= 0.0)) {
return NS_ERROR_ILLEGAL_VALUE;
@ -3251,7 +3251,7 @@ nsDOMWindowUtils::SetScrollPositionClampingScrollPortSize(float aWidth, float aH
return NS_ERROR_FAILURE;
}
nsLayoutUtils::SetScrollPositionClampingScrollPortSize(presShell, CSSSize(aWidth, aHeight));
nsLayoutUtils::SetVisualViewportSize(presShell, CSSSize(aWidth, aHeight));
return NS_OK;
}

4
dom/base/nsGlobalWindowOuter.cpp
Просмотреть файл

@ -3137,9 +3137,9 @@ nsGlobalWindowOuter::GetInnerSize(CSSIntSize& aSize)
* be the visual viewport, but we fall back to the CSS viewport
* if it is not set.
*/
if (presShell->IsScrollPositionClampingScrollPortSizeSet()) {
if (presShell->IsVisualViewportSizeSet()) {
aSize = CSSIntRect::FromAppUnitsRounded(
presShell->GetScrollPositionClampingScrollPortSize());
presShell->GetVisualViewportSize());
} else {
RefPtr<nsViewManager> viewManager = presShell->GetViewManager();
if (viewManager) {

6
dom/base/test/test_innersize_scrollport.html
Просмотреть файл

@ -23,9 +23,9 @@ function run()
var newHeight = oldHeight / 2;
var utils = SpecialPowers.getDOMWindowUtils(window);
utils.setScrollPositionClampingScrollPortSize(newWidth, newHeight);
is(window.innerWidth, newWidth, "innerWidth not updated to scroll port width");
is(window.innerHeight, newHeight, "innerHeight not updated to scroll port height");
utils.setVisualViewportSize(newWidth, newHeight);
is(window.innerWidth, newWidth, "innerWidth not updated to viewport width");
is(window.innerHeight, newHeight, "innerHeight not updated to viewport height");
var innerWidthGetter = Object.getOwnPropertyDescriptor(window, "innerWidth").get;
var innerHeightGetter = Object.getOwnPropertyDescriptor(window, "innerHeight").get;

2
dom/events/EventStateManager.cpp
Просмотреть файл

@ -2753,7 +2753,7 @@ EventStateManager::GetScrollAmount(nsPresContext* aPresContext,
aScrollableFrame->GetLineScrollAmount();
}
// If there is no scrollable frame and page scrolling, use view port size.
// If there is no scrollable frame and page scrolling, use viewport size.
if (isPage) {
return aPresContext->GetVisibleArea().Size();
}

4
dom/interfaces/base/nsIDOMWindowUtils.idl
Просмотреть файл

@ -1591,12 +1591,12 @@ interface nsIDOMWindowUtils : nsISupports {
readonly attribute jsval plugins;
/**
* Set the scrollport size for the purposes of clamping scroll positions for
* Set the viewport size for the purposes of clamping scroll positions for
* the root scroll frame of this document to be (aWidth,aHeight) in CSS pixels.
*
* The caller of this method must have chrome privileges.
*/
void setScrollPositionClampingScrollPortSize(in float aWidth, in float aHeight);
void setVisualViewportSize(in float aWidth, in float aHeight);
/**
* These are used to control whether dialogs (alert, prompt, confirm) are

4
layout/base/MobileViewportManager.cpp
Просмотреть файл

@ -301,8 +301,8 @@ MobileViewportManager::UpdateSPCSPS(const ScreenIntSize& aDisplaySize,
compositionSize.width -= scrollbars.LeftRight();
compositionSize.height -= scrollbars.TopBottom();
CSSSize compSize = compositionSize / aZoom;
MVM_LOG("%p: Setting SPCSPS %s\n", this, Stringify(compSize).c_str());
nsLayoutUtils::SetScrollPositionClampingScrollPortSize(mPresShell, compSize);
MVM_LOG("%p: Setting VVPS %s\n", this, Stringify(compSize).c_str());
nsLayoutUtils::SetVisualViewportSize(mPresShell, compSize);
}
void

20
layout/base/PresShell.cpp
Просмотреть файл

@ -777,7 +777,7 @@ nsIPresShell::nsIPresShell()
, mIsFirstPaint(false)
, mObservesMutationsForPrint(false)
, mWasLastReflowInterrupted(false)
, mScrollPositionClampingScrollPortSizeSet(false)
, mVisualViewportSizeSet(false)
, mNeedLayoutFlush(true)
, mNeedStyleFlush(true)
, mObservingStyleFlushes(false)
@ -850,7 +850,7 @@ PresShell::PresShell()
mFrozen = false;
mRenderFlags = 0;
mScrollPositionClampingScrollPortSizeSet = false;
mVisualViewportSizeSet = false;
static bool addedSynthMouseMove = false;
if (!addedSynthMouseMove) {
@ -3445,7 +3445,7 @@ static void ScrollToShowRect(nsIScrollableFrame* aFrameAsScrollable,
{
nsPoint scrollPt = aFrameAsScrollable->GetScrollPosition();
nsRect visibleRect(scrollPt,
aFrameAsScrollable->GetScrollPositionClampingScrollPortSize());
aFrameAsScrollable->GetVisualViewportSize());
nsSize lineSize;
// Don't call GetLineScrollAmount unless we actually need it. Not only
@ -10590,14 +10590,14 @@ nsIPresShell::MarkFixedFramesForReflow(IntrinsicDirty aIntrinsicDirty)
}
void
nsIPresShell::SetScrollPositionClampingScrollPortSize(nscoord aWidth, nscoord aHeight)
nsIPresShell::SetVisualViewportSize(nscoord aWidth, nscoord aHeight)
{
if (!mScrollPositionClampingScrollPortSizeSet ||
mScrollPositionClampingScrollPortSize.width != aWidth ||
mScrollPositionClampingScrollPortSize.height != aHeight) {
mScrollPositionClampingScrollPortSizeSet = true;
mScrollPositionClampingScrollPortSize.width = aWidth;
mScrollPositionClampingScrollPortSize.height = aHeight;
if (!mVisualViewportSizeSet ||
mVisualViewportSize.width != aWidth ||
mVisualViewportSize.height != aHeight) {
mVisualViewportSizeSet = true;
mVisualViewportSize.width = aWidth;
mVisualViewportSize.height = aHeight;
if (nsIScrollableFrame* rootScrollFrame = GetRootScrollFrameAsScrollable()) {
rootScrollFrame->MarkScrollbarsDirtyForReflow();

16
layout/base/nsIPresShell.h
Просмотреть файл

@ -1660,13 +1660,13 @@ public:
// clears that capture.
static void ClearMouseCapture(nsIFrame* aFrame);
void SetScrollPositionClampingScrollPortSize(nscoord aWidth, nscoord aHeight);
bool IsScrollPositionClampingScrollPortSizeSet() {
return mScrollPositionClampingScrollPortSizeSet;
void SetVisualViewportSize(nscoord aWidth, nscoord aHeight);
bool IsVisualViewportSizeSet() {
return mVisualViewportSizeSet;
}
nsSize GetScrollPositionClampingScrollPortSize() {
NS_ASSERTION(mScrollPositionClampingScrollPortSizeSet, "asking for scroll port when its not set?");
return mScrollPositionClampingScrollPortSize;
nsSize GetVisualViewportSize() {
NS_ASSERTION(mVisualViewportSizeSet, "asking for visual viewport size when its not set?");
return mVisualViewportSize;
}
void SetVisualViewportOffset(const nsPoint& aScrollOffset) {
@ -1753,7 +1753,7 @@ protected:
// Count of the number of times this presshell has been painted to a window.
uint64_t mPaintCount;
nsSize mScrollPositionClampingScrollPortSize;
nsSize mVisualViewportSize;
nsPoint mVisualViewportOffset;
@ -1813,7 +1813,7 @@ protected:
// Whether the most recent interruptible reflow was actually interrupted:
bool mWasLastReflowInterrupted : 1;
bool mScrollPositionClampingScrollPortSizeSet : 1;
bool mVisualViewportSizeSet : 1;
// True if a layout flush might not be a no-op
bool mNeedLayoutFlush : 1;

4
layout/base/nsLayoutUtils.cpp
Просмотреть файл

@ -9040,11 +9040,11 @@ MaybeReflowForInflationScreenSizeChange(nsPresContext *aPresContext)
}
/* static */ void
nsLayoutUtils::SetScrollPositionClampingScrollPortSize(nsIPresShell* aPresShell, CSSSize aSize)
nsLayoutUtils::SetVisualViewportSize(nsIPresShell* aPresShell, CSSSize aSize)
{
MOZ_ASSERT(aSize.width >= 0.0 && aSize.height >= 0.0);
aPresShell->SetScrollPositionClampingScrollPortSize(
aPresShell->SetVisualViewportSize(
nsPresContext::CSSPixelsToAppUnits(aSize.width),
nsPresContext::CSSPixelsToAppUnits(aSize.height));

6
layout/base/nsLayoutUtils.h
Просмотреть файл

@ -2852,11 +2852,11 @@ public:
static bool HasDocumentLevelListenersForApzAwareEvents(nsIPresShell* aShell);
/**
* Set the scroll port size for the purpose of clamping the scroll position
* Set the viewport size for the purpose of clamping the scroll position
* for the root scroll frame of this document
* (see nsIDOMWindowUtils.setScrollPositionClampingScrollPortSize).
* (see nsIDOMWindowUtils.setVisualViewportSize).
*/
static void SetScrollPositionClampingScrollPortSize(nsIPresShell* aPresShell,
static void SetVisualViewportSize(nsIPresShell* aPresShell,
CSSSize aSize);
/**

6
layout/generic/ViewportFrame.cpp
Просмотреть файл

@ -281,12 +281,12 @@ ViewportFrame::AdjustReflowInputAsContainingBlock(ReflowInput* aReflowInput) con
"We don't handle correct positioning of fixed frames with "
"scrollbars in odd positions");
// If a scroll position clamping scroll-port size has been set, layout
// If a scroll position clamping viewport size has been set, layout
// fixed position elements to this size instead of the computed size.
nsRect rect(0, 0, aReflowInput->ComputedWidth(), aReflowInput->ComputedHeight());
nsIPresShell* ps = PresShell();
if (ps->IsScrollPositionClampingScrollPortSizeSet()) {
rect.SizeTo(ps->GetScrollPositionClampingScrollPortSize());
if (ps->IsVisualViewportSizeSet()) {
rect.SizeTo(ps->GetVisualViewportSize());
}
return rect;

2
layout/generic/ViewportFrame.h
Просмотреть файл

@ -68,7 +68,7 @@ public:
/**
* Adjust aReflowInput to account for scrollbars and pres shell
* GetScrollPositionClampingScrollPortSizeSet and
* GetVisualViewportSizeSet and
* GetContentDocumentFixedPositionMargins adjustments.
* @return the rect to use as containing block rect
*/

55
layout/generic/nsGfxScrollFrame.cpp
Просмотреть файл

@ -381,23 +381,22 @@ nsHTMLScrollFrame::TryLayout(ScrollReflowInput* aState,
std::max(aKidMetrics->Height(), vScrollbarMinHeight);
aState->mInsideBorderSize =
ComputeInsideBorderSize(aState, desiredInsideBorderSize);
nsSize scrollPortSize = nsSize(std::max(0, aState->mInsideBorderSize.width - vScrollbarDesiredWidth),
nsSize visualViewportSize = nsSize(std::max(0, aState->mInsideBorderSize.width - vScrollbarDesiredWidth),
std::max(0, aState->mInsideBorderSize.height - hScrollbarDesiredHeight));
nsSize visualScrollPortSize = scrollPortSize;
nsIPresShell* presShell = PresShell();
if (mHelper.mIsRoot && presShell->IsScrollPositionClampingScrollPortSizeSet()) {
if (mHelper.mIsRoot && presShell->IsVisualViewportSizeSet()) {
nsSize compositionSize = nsLayoutUtils::CalculateCompositionSizeForFrame(this, false);
float resolution = presShell->GetResolution();
compositionSize.width /= resolution;
compositionSize.height /= resolution;
visualScrollPortSize = nsSize(std::max(0, compositionSize.width - vScrollbarDesiredWidth),
visualViewportSize = nsSize(std::max(0, compositionSize.width - vScrollbarDesiredWidth),
std::max(0, compositionSize.height - hScrollbarDesiredHeight));
}
nsRect scrolledRect =
mHelper.GetUnsnappedScrolledRectInternal(aState->mContentsOverflowAreas.ScrollableOverflow(),
scrollPortSize);
visualViewportSize);
nscoord oneDevPixel = aState->mBoxState.PresContext()->DevPixelsToAppUnits(1);
if (!aForce) {
@ -405,9 +404,9 @@ nsHTMLScrollFrame::TryLayout(ScrollReflowInput* aState,
if (aState->mStyles.mHorizontal != NS_STYLE_OVERFLOW_HIDDEN) {
bool wantHScrollbar =
aState->mStyles.mHorizontal == NS_STYLE_OVERFLOW_SCROLL ||
scrolledRect.XMost() >= visualScrollPortSize.width + oneDevPixel ||
scrolledRect.XMost() >= visualViewportSize.width + oneDevPixel ||
scrolledRect.x <= -oneDevPixel;
if (scrollPortSize.width < hScrollbarMinSize.width)
if (visualViewportSize.width < hScrollbarMinSize.width)
wantHScrollbar = false;
if (wantHScrollbar != aAssumeHScroll)
return false;
@ -417,9 +416,9 @@ nsHTMLScrollFrame::TryLayout(ScrollReflowInput* aState,
if (aState->mStyles.mVertical != NS_STYLE_OVERFLOW_HIDDEN) {
bool wantVScrollbar =
aState->mStyles.mVertical == NS_STYLE_OVERFLOW_SCROLL ||
scrolledRect.YMost() >= visualScrollPortSize.height + oneDevPixel ||
scrolledRect.YMost() >= visualViewportSize.height + oneDevPixel ||
scrolledRect.y <= -oneDevPixel;
if (scrollPortSize.height < vScrollbarMinSize.height)
if (visualViewportSize.height < vScrollbarMinSize.height)
wantVScrollbar = false;
if (wantVScrollbar != aAssumeVScroll)
return false;
@ -432,7 +431,7 @@ nsHTMLScrollFrame::TryLayout(ScrollReflowInput* aState,
}
// Check whether there is actually any overflow.
nscoord scrolledWidth = scrolledRect.width + oneDevPixel;
if (scrolledWidth <= scrollPortSize.width) {
if (scrolledWidth <= visualViewportSize.width) {
break;
}
// Viewport scrollbar style is used below instead of aState->mStyles
@ -448,10 +447,10 @@ nsHTMLScrollFrame::TryLayout(ScrollReflowInput* aState,
if (!doc->IsTopLevelContentDocument()) {
break;
}
doc->UpdateViewportOverflowType(scrolledWidth, scrollPortSize.width);
doc->UpdateViewportOverflowType(scrolledWidth, visualViewportSize.width);
} while (false);
nscoord vScrollbarActualWidth = aState->mInsideBorderSize.width - scrollPortSize.width;
nscoord vScrollbarActualWidth = aState->mInsideBorderSize.width - visualViewportSize.width;
aState->mShowHScrollbar = aAssumeHScroll;
aState->mShowVScrollbar = aAssumeVScroll;
@ -460,7 +459,7 @@ nsHTMLScrollFrame::TryLayout(ScrollReflowInput* aState,
if (!IsScrollbarOnRight()) {
scrollPortOrigin.x += vScrollbarActualWidth;
}
mHelper.mScrollPort = nsRect(scrollPortOrigin, scrollPortSize);
mHelper.mScrollPort = nsRect(scrollPortOrigin, visualViewportSize);
return true;
}
@ -2860,10 +2859,10 @@ ScrollFrameHelper::ScrollToImpl(nsPoint aPt, const nsRect& aRange, nsAtom* aOrig
nsPoint dist(std::abs(pt.x - mLastUpdateFramesPos.x),
std::abs(pt.y - mLastUpdateFramesPos.y));
nsSize scrollPortSize = GetScrollPositionClampingScrollPortSize();
nscoord horzAllowance = std::max(scrollPortSize.width / std::max(sHorzScrollFraction, 1),
nsSize visualViewportSize = GetVisualViewportSize();
nscoord horzAllowance = std::max(visualViewportSize.width / std::max(sHorzScrollFraction, 1),
nsPresContext::AppUnitsPerCSSPixel());
nscoord vertAllowance = std::max(scrollPortSize.height / std::max(sVertScrollFraction, 1),
nscoord vertAllowance = std::max(visualViewportSize.height / std::max(sVertScrollFraction, 1),
nsPresContext::AppUnitsPerCSSPixel());
if (dist.x >= horzAllowance || dist.y >= vertAllowance) {
needFrameVisibilityUpdate = true;
@ -3491,7 +3490,7 @@ ScrollFrameHelper::BuildDisplayList(nsDisplayListBuilder* aBuilder,
const nsStyleDisplay* disp = mOuter->StyleDisplay();
if (disp && (disp->mWillChangeBitField & NS_STYLE_WILL_CHANGE_SCROLL)) {
aBuilder->AddToWillChangeBudget(mOuter, GetScrollPositionClampingScrollPortSize());
aBuilder->AddToWillChangeBudget(mOuter, GetVisualViewportSize());
}
mScrollParentID = aBuilder->GetCurrentScrollParentId();
@ -4056,16 +4055,16 @@ ScrollFrameHelper::GetScrollRangeForClamping() const
return nsRect(nscoord_MIN/2, nscoord_MIN/2,
nscoord_MAX - nscoord_MIN/2, nscoord_MAX - nscoord_MIN/2);
}
nsSize scrollPortSize = GetScrollPositionClampingScrollPortSize();
return GetScrollRange(scrollPortSize.width, scrollPortSize.height);
nsSize visualViewportSize = GetVisualViewportSize();
return GetScrollRange(visualViewportSize.width, visualViewportSize.height);
}
nsSize
ScrollFrameHelper::GetScrollPositionClampingScrollPortSize() const
ScrollFrameHelper::GetVisualViewportSize() const
{
nsIPresShell* presShell = mOuter->PresShell();
if (mIsRoot && presShell->IsScrollPositionClampingScrollPortSizeSet()) {
return presShell->GetScrollPositionClampingScrollPortSize();
if (mIsRoot && presShell->IsVisualViewportSizeSet()) {
return presShell->GetVisualViewportSize();
}
return mScrollPort.Size();
}
@ -5296,7 +5295,7 @@ ScrollFrameHelper::IsScrollingActive(nsDisplayListBuilder* aBuilder) const
{
const nsStyleDisplay* disp = mOuter->StyleDisplay();
if (disp && (disp->mWillChangeBitField & NS_STYLE_WILL_CHANGE_SCROLL) &&
aBuilder->IsInWillChangeBudget(mOuter, GetScrollPositionClampingScrollPortSize())) {
aBuilder->IsInWillChangeBudget(mOuter, GetVisualViewportSize())) {
return true;
}
@ -5604,7 +5603,7 @@ ScrollFrameHelper::ReflowFinished()
}
nsRect scrolledContentRect = GetScrolledRect();
nsSize scrollClampingScrollPort = GetScrollPositionClampingScrollPortSize();
nsSize scrollClampingScrollPort = GetVisualViewportSize();
nscoord minX = scrolledContentRect.x;
nscoord maxX = scrolledContentRect.XMost() - scrollClampingScrollPort.width;
nscoord minY = scrolledContentRect.y;
@ -5824,12 +5823,12 @@ ScrollFrameHelper::LayoutScrollbars(nsBoxLayoutState& aState,
bool scrollbarOnLeft = !IsScrollbarOnRight();
bool overlayScrollBarsWithZoom =
mIsRoot && LookAndFeel::GetInt(LookAndFeel::eIntID_UseOverlayScrollbars) &&
presShell->IsScrollPositionClampingScrollPortSizeSet();
presShell->IsVisualViewportSizeSet();
nsSize scrollPortClampingSize = mScrollPort.Size();
double res = 1.0;
if (overlayScrollBarsWithZoom) {
scrollPortClampingSize = presShell->GetScrollPositionClampingScrollPortSize();
scrollPortClampingSize = presShell->GetVisualViewportSize();
res = presShell->GetCumulativeResolution();
}
@ -6109,11 +6108,11 @@ ScrollFrameHelper::GetScrolledRect() const
// For that, we first convert the scroll port and the scrolled rect to rects
// relative to the reference frame, since that's the space where painting does
// snapping.
nsSize scrollPortSize = GetScrollPositionClampingScrollPortSize();
nsSize visualViewportSize = GetVisualViewportSize();
const nsIFrame* referenceFrame =
mReferenceFrameDuringPainting ? mReferenceFrameDuringPainting : nsLayoutUtils::GetReferenceFrame(mOuter);
nsPoint toReferenceFrame = mOuter->GetOffsetToCrossDoc(referenceFrame);
nsRect scrollPort(mScrollPort.TopLeft() + toReferenceFrame, scrollPortSize);
nsRect scrollPort(mScrollPort.TopLeft() + toReferenceFrame, visualViewportSize);
nsRect scrolledRect = result + scrollPort.TopLeft();
if (scrollPort.Overflows() || scrolledRect.Overflows()) {

12
layout/generic/nsGfxScrollFrame.h
Просмотреть файл

@ -214,9 +214,9 @@ public:
return pt;
}
nsRect GetScrollRange() const;
// Get the scroll range assuming the scrollport has size (aWidth, aHeight).
// Get the scroll range assuming the viewport has size (aWidth, aHeight).
nsRect GetScrollRange(nscoord aWidth, nscoord aHeight) const;
nsSize GetScrollPositionClampingScrollPortSize() const;
nsSize GetVisualViewportSize() const;
void ScrollSnap(nsIScrollableFrame::ScrollMode aMode = nsIScrollableFrame::SMOOTH_MSD);
void ScrollSnap(const nsPoint &aDestination,
nsIScrollableFrame::ScrollMode aMode = nsIScrollableFrame::SMOOTH_MSD);
@ -852,8 +852,8 @@ public:
virtual nsRect GetScrollRange() const override {
return mHelper.GetScrollRange();
}
virtual nsSize GetScrollPositionClampingScrollPortSize() const override {
return mHelper.GetScrollPositionClampingScrollPortSize();
virtual nsSize GetVisualViewportSize() const override {
return mHelper.GetVisualViewportSize();
}
virtual nsSize GetLineScrollAmount() const override {
return mHelper.GetLineScrollAmount();
@ -1304,8 +1304,8 @@ public:
virtual nsRect GetScrollRange() const override {
return mHelper.GetScrollRange();
}
virtual nsSize GetScrollPositionClampingScrollPortSize() const override {
return mHelper.GetScrollPositionClampingScrollPortSize();
virtual nsSize GetVisualViewportSize() const override {
return mHelper.GetVisualViewportSize();
}
virtual nsSize GetLineScrollAmount() const override {
return mHelper.GetLineScrollAmount();

4
layout/generic/nsIScrollableFrame.h
Просмотреть файл

@ -148,10 +148,10 @@ public:
*/
virtual nsRect GetScrollRange() const = 0;
/**
* Get the size of the scroll port to use when clamping the scroll
* Get the size of the view port to use when clamping the scroll
* position.
*/
virtual nsSize GetScrollPositionClampingScrollPortSize() const = 0;
virtual nsSize GetVisualViewportSize() const = 0;
/**
* Return how much we would try to scroll by in each direction if
* asked to scroll by one "line" vertically and horizontally.

8
layout/painting/nsDisplayList.cpp
Просмотреть файл

@ -7017,8 +7017,8 @@ nsDisplayFixedPosition::BuildLayer(nsDisplayListBuilder* aBuilder,
if (viewportFrame) {
// Fixed position frames are reflowed into the scroll-port size if one has
// been set.
if (presContext->PresShell()->IsScrollPositionClampingScrollPortSizeSet()) {
anchorRect.SizeTo(presContext->PresShell()->GetScrollPositionClampingScrollPortSize());
if (presContext->PresShell()->IsVisualViewportSizeSet()) {
anchorRect.SizeTo(presContext->PresShell()->GetVisualViewportSize());
} else {
anchorRect.SizeTo(viewportFrame->GetSize());
}
@ -7193,9 +7193,9 @@ nsDisplayStickyPosition::BuildLayer(nsDisplayListBuilder* aBuilder,
// reflowed into the scroll-port size if one has been set.
nsSize scrollFrameSize = scrollFrame->GetSize();
if (scrollFrame == presContext->PresShell()->GetRootScrollFrame() &&
presContext->PresShell()->IsScrollPositionClampingScrollPortSizeSet()) {
presContext->PresShell()->IsVisualViewportSizeSet()) {
scrollFrameSize = presContext->PresShell()->
GetScrollPositionClampingScrollPortSize();
GetVisualViewportSize();
}
nsLayoutUtils::SetFixedPositionLayerData(layer, scrollFrame,

7
layout/painting/nsDisplayList.h
Просмотреть файл

@ -1465,12 +1465,11 @@ public:
if (nsLayoutUtils::IsFixedPosFrameInDisplayPort(aFrame) &&
aBuilder->IsPaintingToWindow()) {
// position: fixed items are reflowed into and only drawn inside the
// viewport, or the scroll position clamping scrollport size, if one is
// set.
// viewport, or the visual viewport size, if one is set.
nsIPresShell* ps = aFrame->PresShell();
if (ps->IsScrollPositionClampingScrollPortSizeSet()) {
if (ps->IsVisualViewportSizeSet()) {
dirtyRectRelativeToDirtyFrame =
nsRect(nsPoint(0, 0), ps->GetScrollPositionClampingScrollPortSize());
nsRect(nsPoint(0, 0), ps->GetVisualViewportSize());
visible = dirtyRectRelativeToDirtyFrame;
#ifdef MOZ_WIDGET_ANDROID
} else {

4
layout/tools/reftest/reftest-content.js
Просмотреть файл

@ -292,8 +292,8 @@ function setupViewport(contentRootElement) {
var sw = attrOrDefault(contentRootElement, "reftest-scrollport-w", 0);
var sh = attrOrDefault(contentRootElement, "reftest-scrollport-h", 0);
if (sw !== 0 || sh !== 0) {
LogInfo("Setting scrollport to <w=" + sw + ", h=" + sh + ">");
windowUtils().setScrollPositionClampingScrollPortSize(sw, sh);
LogInfo("Setting viewport to <w=" + sw + ", h=" + sh + ">");
windowUtils().setVisualViewportSize(sw, sh);
}
// XXX support resolution when needed

2
third_party/webkit/PerformanceTests/Speedometer/index.html поставляемый
Просмотреть файл

@ -20,7 +20,7 @@
It uses demo web applications to simulate user actions such as adding to-do items.
</p>
<p id="screen-size-warning"><strong>
Your browser window is too small. For most accurate results, please make the view port size at least 850px by 650px.<br>
Your browser window is too small. For most accurate results, please make the viewport size at least 850px by 650px.<br>
It's currently <span id="screen-size"></span>.
</strong></p>
<div class="buttons">

2
third_party/webkit/PerformanceTests/StyleBench/index.html поставляемый
Просмотреть файл

@ -29,7 +29,7 @@
StyleBench is a browser benchmark that measures the performance of the style resolution mechanism.
</p>
<p id="screen-size-warning"><strong>
Your browser window is too small. For most accurate results, please make the view port size at least 850px by 650px.<br>
Your browser window is too small. For most accurate results, please make the viewport size at least 850px by 650px.<br>
It's currently <span id="screen-size"></span>.
</strong>
<div class="buttons">