diff options
author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 17:32:43 +0000 |
---|---|---|
committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 17:32:43 +0000 |
commit | 6bf0a5cb5034a7e684dcc3500e841785237ce2dd (patch) | |
tree | a68f146d7fa01f0134297619fbe7e33db084e0aa /layout/forms/nsImageControlFrame.cpp | |
parent | Initial commit. (diff) | |
download | thunderbird-6bf0a5cb5034a7e684dcc3500e841785237ce2dd.tar.xz thunderbird-6bf0a5cb5034a7e684dcc3500e841785237ce2dd.zip |
Adding upstream version 1:115.7.0.upstream/1%115.7.0upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to '')
-rw-r--r-- | layout/forms/nsImageControlFrame.cpp | 151 |
1 files changed, 151 insertions, 0 deletions
diff --git a/layout/forms/nsImageControlFrame.cpp b/layout/forms/nsImageControlFrame.cpp new file mode 100644 index 0000000000..898d890e04 --- /dev/null +++ b/layout/forms/nsImageControlFrame.cpp @@ -0,0 +1,151 @@ +/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ +/* vim: set ts=8 sts=2 et sw=2 tw=80: */ +/* This Source Code Form is subject to the terms of the Mozilla Public + * License, v. 2.0. If a copy of the MPL was not distributed with this + * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ + +#include "nsImageFrame.h" + +#include "mozilla/MouseEvents.h" +#include "mozilla/PresShell.h" +#include "nsIFormControlFrame.h" +#include "nsPresContext.h" +#include "nsGkAtoms.h" +#include "nsStyleConsts.h" +#include "nsLayoutUtils.h" +#include "nsIContent.h" + +using namespace mozilla; + +class nsImageControlFrame final : public nsImageFrame, + public nsIFormControlFrame { + public: + explicit nsImageControlFrame(ComputedStyle* aStyle, + nsPresContext* aPresContext); + ~nsImageControlFrame() final; + + void Init(nsIContent* aContent, nsContainerFrame* aParent, + nsIFrame* aPrevInFlow) final; + + NS_DECL_QUERYFRAME + NS_DECL_FRAMEARENA_HELPERS(nsImageControlFrame) + + void Reflow(nsPresContext*, ReflowOutput&, const ReflowInput&, + nsReflowStatus&) final; + + nsresult HandleEvent(nsPresContext*, WidgetGUIEvent*, nsEventStatus*) final; + +#ifdef ACCESSIBILITY + mozilla::a11y::AccType AccessibleType() final; +#endif + +#ifdef DEBUG_FRAME_DUMP + nsresult GetFrameName(nsAString& aResult) const final { + return MakeFrameName(u"ImageControl"_ns, aResult); + } +#endif + + Maybe<Cursor> GetCursor(const nsPoint&) final; + + // nsIFormContromFrame + void SetFocus(bool aOn, bool aRepaint) final; + nsresult SetFormProperty(nsAtom* aName, const nsAString& aValue) final; +}; + +nsImageControlFrame::nsImageControlFrame(ComputedStyle* aStyle, + nsPresContext* aPresContext) + : nsImageFrame(aStyle, aPresContext, kClassID) {} + +nsImageControlFrame::~nsImageControlFrame() = default; + +nsIFrame* NS_NewImageControlFrame(PresShell* aPresShell, + ComputedStyle* aStyle) { + return new (aPresShell) + nsImageControlFrame(aStyle, aPresShell->GetPresContext()); +} + +NS_IMPL_FRAMEARENA_HELPERS(nsImageControlFrame) + +void nsImageControlFrame::Init(nsIContent* aContent, nsContainerFrame* aParent, + nsIFrame* aPrevInFlow) { + nsImageFrame::Init(aContent, aParent, aPrevInFlow); + + if (aPrevInFlow) { + return; + } + + mContent->SetProperty(nsGkAtoms::imageClickedPoint, new CSSIntPoint(0, 0), + nsINode::DeleteProperty<CSSIntPoint>); +} + +NS_QUERYFRAME_HEAD(nsImageControlFrame) + NS_QUERYFRAME_ENTRY(nsIFormControlFrame) +NS_QUERYFRAME_TAIL_INHERITING(nsImageFrame) + +#ifdef ACCESSIBILITY +a11y::AccType nsImageControlFrame::AccessibleType() { + if (mContent->IsAnyOfHTMLElements(nsGkAtoms::button, nsGkAtoms::input)) { + return a11y::eHTMLButtonType; + } + + return a11y::eNoType; +} +#endif + +void nsImageControlFrame::Reflow(nsPresContext* aPresContext, + ReflowOutput& aDesiredSize, + const ReflowInput& aReflowInput, + nsReflowStatus& aStatus) { + DO_GLOBAL_REFLOW_COUNT("nsImageControlFrame"); + DISPLAY_REFLOW(aPresContext, this, aReflowInput, aDesiredSize, aStatus); + MOZ_ASSERT(aStatus.IsEmpty(), "Caller should pass a fresh reflow status!"); + return nsImageFrame::Reflow(aPresContext, aDesiredSize, aReflowInput, + aStatus); +} + +nsresult nsImageControlFrame::HandleEvent(nsPresContext* aPresContext, + WidgetGUIEvent* aEvent, + nsEventStatus* aEventStatus) { + NS_ENSURE_ARG_POINTER(aEventStatus); + + // Don't do anything if the event has already been handled by someone + if (nsEventStatus_eConsumeNoDefault == *aEventStatus) { + return NS_OK; + } + + if (IsContentDisabled()) { + return nsIFrame::HandleEvent(aPresContext, aEvent, aEventStatus); + } + + *aEventStatus = nsEventStatus_eIgnore; + + if (aEvent->mMessage == eMouseUp && + aEvent->AsMouseEvent()->mButton == MouseButton::ePrimary) { + // Store click point for HTMLInputElement::SubmitNamesValues + // Do this on MouseUp because the specs don't say and that's what IE does + auto* lastClickedPoint = static_cast<CSSIntPoint*>( + mContent->GetProperty(nsGkAtoms::imageClickedPoint)); + if (lastClickedPoint) { + // normally lastClickedPoint is not null, as it's allocated in Init() + nsPoint pt = nsLayoutUtils::GetEventCoordinatesRelativeTo( + aEvent, RelativeTo{this}); + *lastClickedPoint = TranslateEventCoords(pt); + } + } + return nsImageFrame::HandleEvent(aPresContext, aEvent, aEventStatus); +} + +void nsImageControlFrame::SetFocus(bool aOn, bool aRepaint) {} + +Maybe<nsIFrame::Cursor> nsImageControlFrame::GetCursor(const nsPoint&) { + StyleCursorKind kind = StyleUI()->Cursor().keyword; + if (kind == StyleCursorKind::Auto) { + kind = StyleCursorKind::Pointer; + } + return Some(Cursor{kind, AllowCustomCursorImage::Yes}); +} + +nsresult nsImageControlFrame::SetFormProperty(nsAtom* aName, + const nsAString& aValue) { + return NS_OK; +} |