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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 19:33:14 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 19:33:14 +0000 |
commit | 36d22d82aa202bb199967e9512281e9a53db42c9 (patch) | |
tree | 105e8c98ddea1c1e4784a60a5a6410fa416be2de /dom/xul/XULTooltipElement.cpp | |
parent | Initial commit. (diff) | |
download | firefox-esr-36d22d82aa202bb199967e9512281e9a53db42c9.tar.xz firefox-esr-36d22d82aa202bb199967e9512281e9a53db42c9.zip |
Adding upstream version 115.7.0esr.upstream/115.7.0esrupstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to '')
-rw-r--r-- | dom/xul/XULTooltipElement.cpp | 104 |
1 files changed, 104 insertions, 0 deletions
diff --git a/dom/xul/XULTooltipElement.cpp b/dom/xul/XULTooltipElement.cpp new file mode 100644 index 0000000000..cf9e46c1ca --- /dev/null +++ b/dom/xul/XULTooltipElement.cpp @@ -0,0 +1,104 @@ +/* -*- 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 "nsCOMPtr.h" +#include "mozilla/dom/Event.h" +#include "mozilla/dom/XULTooltipElement.h" +#include "mozilla/dom/NodeInfo.h" +#include "mozilla/EventDispatcher.h" +#include "nsContentCreatorFunctions.h" +#include "nsContentUtils.h" +#include "nsCTooltipTextProvider.h" +#include "nsITooltipTextProvider.h" +#include "nsServiceManagerUtils.h" +#include "nsThreadUtils.h" + +namespace mozilla::dom { + +nsXULElement* NS_NewXULTooltipElement( + already_AddRefed<mozilla::dom::NodeInfo>&& aNodeInfo) { + RefPtr<mozilla::dom::NodeInfo> nodeInfo(aNodeInfo); + auto* nim = nodeInfo->NodeInfoManager(); + RefPtr<XULTooltipElement> tooltip = + new (nim) XULTooltipElement(nodeInfo.forget()); + NS_ENSURE_SUCCESS(tooltip->Init(), nullptr); + return tooltip; +} + +nsresult XULTooltipElement::Init() { + // Create the default child label node that will contain the text of the + // tooltip. + RefPtr<mozilla::dom::NodeInfo> nodeInfo; + nodeInfo = mNodeInfo->NodeInfoManager()->GetNodeInfo( + nsGkAtoms::description, nullptr, kNameSpaceID_XUL, nsINode::ELEMENT_NODE); + nsCOMPtr<Element> description; + nsresult rv = NS_NewXULElement(getter_AddRefs(description), nodeInfo.forget(), + dom::NOT_FROM_PARSER); + NS_ENSURE_SUCCESS(rv, rv); + description->SetAttr(kNameSpaceID_None, nsGkAtoms::_class, + u"tooltip-label"_ns, false); + ErrorResult error; + AppendChild(*description, error); + + return error.StealNSResult(); +} + +void XULTooltipElement::AfterSetAttr(int32_t aNameSpaceID, nsAtom* aName, + const nsAttrValue* aValue, + const nsAttrValue* aOldValue, + nsIPrincipal* aSubjectPrincipal, + bool aNotify) { + if (aNameSpaceID == kNameSpaceID_None && aName == nsGkAtoms::label) { + // When the label attribute of this node changes propagate the text down + // into child description element. + nsCOMPtr<nsIContent> description = GetFirstChild(); + if (description && description->IsXULElement(nsGkAtoms::description)) { + nsAutoString value; + if (aValue) { + aValue->ToString(value); + } + nsContentUtils::AddScriptRunner(NS_NewRunnableFunction( + "XULTooltipElement::AfterSetAttr", [description, value]() { + Element* descriptionElement = description->AsElement(); + descriptionElement->SetTextContent(value, IgnoreErrors()); + })); + } + } + return nsXULElement::AfterSetAttr(aNameSpaceID, aName, aValue, aOldValue, + aSubjectPrincipal, aNotify); +} + +nsresult XULTooltipElement::PostHandleEvent(EventChainPostVisitor& aVisitor) { + if (aVisitor.mEvent->mMessage == eXULPopupShowing && + aVisitor.mEvent->IsTrusted() && !aVisitor.mEvent->DefaultPrevented() && + AttrValueIs(kNameSpaceID_None, nsGkAtoms::page, nsGkAtoms::_true, + eCaseMatters) && + !AttrValueIs(kNameSpaceID_None, nsGkAtoms::titletip, nsGkAtoms::_true, + eCaseMatters)) { + // When the tooltip node has the "page" attribute set to "true" the + // tooltip text provider is used to find the tooltip text from page where + // mouse is hovering over. + nsCOMPtr<nsITooltipTextProvider> textProvider = + do_GetService(NS_DEFAULTTOOLTIPTEXTPROVIDER_CONTRACTID); + nsString text; + nsString direction; + bool shouldChange = false; + if (textProvider) { + textProvider->GetNodeText(GetTriggerNode(), getter_Copies(text), + getter_Copies(direction), &shouldChange); + } + if (shouldChange) { + SetAttr(kNameSpaceID_None, nsGkAtoms::label, text, true); + SetAttr(kNameSpaceID_None, nsGkAtoms::direction, direction, true); + } else { + aVisitor.mEventStatus = nsEventStatus_eConsumeNoDefault; + aVisitor.mEvent->PreventDefault(); + } + } + return NS_OK; +} + +} // namespace mozilla::dom |