morgan pushed to branch tor-browser-128.2.0esr-14.0-1 at The Tor Project / Applications / Tor Browser

Commits: a6a8e4e6 by Fatih at 2024-09-23T18:23:54+00:00 Bug 1834307: Change StaticPrefs::general_smoothScroll() calls with nsLayoutUtils::IsSmoothScrollingEnabled. r=tjr

Differential Revision: https://phabricator.services.mozilla.com/D221363 - - - - - 9a15523f by Fatih at 2024-09-23T18:23:54+00:00 Bug 1834307: Check RFPTarget::CSSPrefersReducedMotion in nsLayoutUtils::IsSmoothScrollingEnabled. r=tjr

Differential Revision: https://phabricator.services.mozilla.com/D221364 - - - - - 57016f3f by Morgan at 2024-09-23T18:23:54+00:00 Bug 42070: Hide "Use smooth scrolling" from settings

- - - - - 6463bb2d by Morgan at 2024-09-23T18:23:54+00:00 fixup! Bug 42027: Base Browser migration procedures.

Bug 42078: Hide Smoothscroll UX

- - - - -

9 changed files:

- browser/components/BrowserGlue.sys.mjs - browser/components/preferences/main.inc.xhtml - gfx/layers/apz/src/APZInputBridge.cpp - gfx/layers/apz/src/APZPublicUtils.cpp - gfx/layers/apz/src/GenericScrollAnimation.cpp - gfx/layers/apz/src/WheelScrollAnimation.cpp - layout/base/nsLayoutUtils.cpp - layout/xul/nsSliderFrame.cpp - widget/cocoa/nsChildView.mm

Changes:

===================================== browser/components/BrowserGlue.sys.mjs ===================================== @@ -4780,7 +4780,8 @@ BrowserGlue.prototype = { // the security level anymore (tor-browser#42149). // Also, reset security.xfocsp.errorReporting.automatic since we // hid its neterror checkbox. tor-browser#42653. - const MIGRATION_VERSION = 2; + // Version 3: 14.0a7: Reset general.smoothScroll. tor-browser#42070. + const MIGRATION_VERSION = 3; const MIGRATION_PREF = "basebrowser.migration.version"; // We do not care whether this is a new or old profile, since in version 1 // we just quickly clear a user preference, which should not do anything to @@ -4808,6 +4809,11 @@ BrowserGlue.prototype = { Services.prefs.clearUserPref(prefName); } } + if (currentVersion < 3) { + Services.prefs.clearUserPref( + "general.smoothScroll" + ); + } Services.prefs.setIntPref(MIGRATION_PREF, MIGRATION_VERSION); },

===================================== browser/components/preferences/main.inc.xhtml ===================================== @@ -731,7 +731,8 @@ preference="general.autoScroll"/> <checkbox id="useSmoothScrolling" data-l10n-id="browsing-use-smooth-scrolling" - preference="general.smoothScroll"/> + preference="general.smoothScroll" + hidden="true"/> #ifdef MOZ_WIDGET_GTK <checkbox id="useOverlayScrollbars" data-l10n-id="browsing-gtk-use-non-overlay-scrollbars"

===================================== gfx/layers/apz/src/APZInputBridge.cpp ===================================== @@ -10,6 +10,7 @@ #include "InputData.h" // for MouseInput, etc #include "InputBlockState.h" // for InputBlockState #include "OverscrollHandoffState.h" // for OverscrollHandoffState +#include "nsLayoutUtils.h" // for IsSmoothScrollingEnabled #include "mozilla/EventForwards.h" #include "mozilla/dom/WheelEventBinding.h" // for WheelEvent constants #include "mozilla/EventStateManager.h" // for EventStateManager @@ -270,7 +271,7 @@ APZEventResult APZInputBridge::ReceiveInputEvent( if (Maybe<APZWheelAction> action = ActionForWheelEvent(&wheelEvent)) { ScrollWheelInput::ScrollMode scrollMode = ScrollWheelInput::SCROLLMODE_INSTANT; - if (StaticPrefs::general_smoothScroll() && + if (nsLayoutUtils::IsSmoothScrollingEnabled() && ((wheelEvent.mDeltaMode == dom::WheelEvent_Binding::DOM_DELTA_LINE && StaticPrefs::general_smoothScroll_mouseWheel()) ||

===================================== gfx/layers/apz/src/APZPublicUtils.cpp ===================================== @@ -7,6 +7,7 @@ #include "mozilla/layers/APZPublicUtils.h"

#include "AsyncPanZoomController.h" +#include "nsLayoutUtils.h" #include "mozilla/HelperMacros.h" #include "mozilla/StaticPrefs_general.h"

@@ -36,9 +37,10 @@ ScrollAnimationBezierPhysicsSettings ComputeBezierAnimationSettingsForOrigin( int32_t minMS = 0; int32_t maxMS = 0; bool isOriginSmoothnessEnabled = false; + bool isGeneralSmoothnessEnabled = nsLayoutUtils::IsSmoothScrollingEnabled();

#define READ_DURATIONS(prefbase) \ - isOriginSmoothnessEnabled = StaticPrefs::general_smoothScroll() && \ + isOriginSmoothnessEnabled = isGeneralSmoothnessEnabled && \ StaticPrefs::general_smoothScroll_##prefbase(); \ if (isOriginSmoothnessEnabled) { \ minMS = StaticPrefs::general_smoothScroll_##prefbase##_durationMinMS(); \ @@ -88,7 +90,8 @@ ScrollAnimationBezierPhysicsSettings ComputeBezierAnimationSettingsForOrigin( }

ScrollMode GetScrollModeForOrigin(ScrollOrigin origin) { - if (!StaticPrefs::general_smoothScroll()) return ScrollMode::Instant; + bool isSmoothScrollingEnabled = nsLayoutUtils::IsSmoothScrollingEnabled(); + if (!isSmoothScrollingEnabled) return ScrollMode::Instant; switch (origin) { case ScrollOrigin::Lines: return StaticPrefs::general_smoothScroll_lines() ? ScrollMode::Smooth @@ -101,8 +104,8 @@ ScrollMode GetScrollModeForOrigin(ScrollOrigin origin) { : ScrollMode::Instant; default: MOZ_ASSERT(false, "Unknown keyboard scroll origin"); - return StaticPrefs::general_smoothScroll() ? ScrollMode::Smooth - : ScrollMode::Instant; + return isSmoothScrollingEnabled ? ScrollMode::Smooth + : ScrollMode::Instant; } }

===================================== gfx/layers/apz/src/GenericScrollAnimation.cpp ===================================== @@ -8,6 +8,7 @@

#include "AsyncPanZoomController.h" #include "FrameMetrics.h" +#include "nsLayoutUtils.h" #include "mozilla/layers/APZPublicUtils.h" #include "nsPoint.h" #include "ScrollAnimationPhysics.h" @@ -28,7 +29,7 @@ GenericScrollAnimation::GenericScrollAnimation(AsyncPanZoomController& aApzc, // ScrollAnimationBezierPhysics (despite its name) handles the case of // general.smoothScroll being disabled whereas ScrollAnimationMSDPhysics does // not (ie it scrolls smoothly). - if (StaticPrefs::general_smoothScroll() && + if (nsLayoutUtils::IsSmoothScrollingEnabled() && StaticPrefs::general_smoothScroll_msdPhysics_enabled()) { mAnimationPhysics = MakeUnique<ScrollAnimationMSDPhysics>(aInitialPosition); } else {

===================================== gfx/layers/apz/src/WheelScrollAnimation.cpp ===================================== @@ -8,6 +8,7 @@

#include <tuple> #include "AsyncPanZoomController.h" +#include "nsLayoutUtils.h" #include "mozilla/StaticPrefs_general.h" #include "mozilla/layers/APZPublicUtils.h" #include "nsPoint.h" @@ -35,7 +36,7 @@ WheelScrollAnimation::WheelScrollAnimation( ScrollWheelInput::ScrollDeltaType aDeltaType) : GenericScrollAnimation(aApzc, aInitialPosition, OriginForDeltaType(aDeltaType)) { - MOZ_ASSERT(StaticPrefs::general_smoothScroll(), + MOZ_ASSERT(nsLayoutUtils::IsSmoothScrollingEnabled(), "We shouldn't be creating a WheelScrollAnimation if smooth " "scrolling is disabled"); mDirectionForcedToOverscroll =

===================================== layout/base/nsLayoutUtils.cpp ===================================== @@ -7765,28 +7765,23 @@ size_t nsLayoutUtils::SizeOfTextRunsForFrames(nsIFrame* aFrame,

/* static */ void nsLayoutUtils::RecomputeSmoothScrollDefault() { + // We want prefers-reduced-motion to determine the default + // value of the general.smoothScroll pref. If the user + // changed the pref we want to respect the change. + Preferences::SetBool( + StaticPrefs::GetPrefName_general_smoothScroll(), + !LookAndFeel::GetInt(LookAndFeel::IntID::PrefersReducedMotion, 0), + PrefValueKind::Default); +} + +/* static */ +bool nsLayoutUtils::IsSmoothScrollingEnabled() { if (nsContentUtils::ShouldResistFingerprinting( "We use the global RFP pref to maintain consistent scroll behavior " "in the browser.", RFPTarget::CSSPrefersReducedMotion)) { - // When resist fingerprinting is enabled, we should not default disable - // smooth scrolls when the user prefers-reduced-motion to avoid leaking - // the value of the OS pref to sites. - Preferences::SetBool(StaticPrefs::GetPrefName_general_smoothScroll(), true, - PrefValueKind::Default); - } else { - // We want prefers-reduced-motion to determine the default - // value of the general.smoothScroll pref. If the user - // changed the pref we want to respect the change. - Preferences::SetBool( - StaticPrefs::GetPrefName_general_smoothScroll(), - !LookAndFeel::GetInt(LookAndFeel::IntID::PrefersReducedMotion, 0), - PrefValueKind::Default); + return true; } -} - -/* static */ -bool nsLayoutUtils::IsSmoothScrollingEnabled() { return StaticPrefs::general_smoothScroll(); }

===================================== layout/xul/nsSliderFrame.cpp ===================================== @@ -1535,7 +1535,7 @@ void nsSliderFrame::PageScroll(bool aClickAndHold) {

mCurrentClickHoldDestination = Some(pos); sf->ScrollTo(pos, - StaticPrefs::general_smoothScroll() && + nsLayoutUtils::IsSmoothScrollingEnabled() && StaticPrefs::general_smoothScroll_pages() ? ScrollMode::Smooth : ScrollMode::Instant,

===================================== widget/cocoa/nsChildView.mm ===================================== @@ -3266,7 +3266,7 @@ static gfx::IntPoint GetIntegerDeltaForEvent(NSEvent* aEvent) { } else { ScrollWheelInput::ScrollMode scrollMode = ScrollWheelInput::SCROLLMODE_INSTANT; - if (StaticPrefs::general_smoothScroll() && + if (nsLayoutUtils::IsSmoothScrollingEnabled() && StaticPrefs::general_smoothScroll_mouseWheel()) { scrollMode = ScrollWheelInput::SCROLLMODE_SMOOTH; }

View it on GitLab: https://gitlab.torproject.org/tpo/applications/tor-browser/-/compare/01972d1...