Emilio Cobos Álvarez
6333c5037f
This simplifies bug 2013692. Differential Revision: https://phabricator.services.mozilla.com/D314101
91 lines
2.6 KiB
C++
91 lines
2.6 KiB
C++
/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#include "NativeMenu.h"
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#include "mozilla/ComputedStyle.h"
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#include "mozilla/dom/Element.h"
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#include "mozilla/dom/HTMLImageElement.h"
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#include "mozilla/dom/ResponsiveImageSelector.h"
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#include "nsComputedDOMStyle.h"
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#include "nsXULPopupManager.h"
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namespace mozilla::widget {
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void NativeMenu::OnOpened() {
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if (RefPtr pm = nsXULPopupManager::GetInstance()) {
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pm->OnNativeMenuOpened(this);
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}
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}
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void NativeMenu::OnClosed() {
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if (RefPtr pm = nsXULPopupManager::GetInstance()) {
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pm->OnNativeMenuClosed(this);
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}
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}
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void NativeMenu::OnSubMenuWillOpen(dom::Element* aPopupElement) {
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if (RefPtr pm = nsXULPopupManager::GetInstance()) {
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pm->OnNativeSubMenuWillOpen(this, aPopupElement);
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}
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}
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void NativeMenu::OnSubMenuDidOpen(dom::Element* aPopupElement) {
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if (RefPtr pm = nsXULPopupManager::GetInstance()) {
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pm->OnNativeSubMenuDidOpen(this, aPopupElement);
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}
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}
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void NativeMenu::OnSubMenuClosed(dom::Element* aPopupElement) {
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if (RefPtr pm = nsXULPopupManager::GetInstance()) {
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pm->OnNativeSubMenuClosed(this, aPopupElement);
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}
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}
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void NativeMenu::OnWillActivateItem(dom::Element* aMenuItemElement) {
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if (RefPtr pm = nsXULPopupManager::GetInstance()) {
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pm->OnNativeMenuWillActivateItem(this, aMenuItemElement);
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}
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}
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NativeMenuIcon NativeMenu::GetIcon(dom::Element& aElement) {
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RefPtr img =
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dom::HTMLImageElement::FromNodeOrNull(aElement.GetFirstElementChild());
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if (!img) {
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return {};
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}
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// We need the style for context paint, even if we end up using the image
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// attribute.
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RefPtr<const ComputedStyle> style = nsComputedDOMStyle::GetComputedStyle(img);
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if (RefPtr uri = img->GetCurrentURI()) {
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return {std::move(uri), std::move(style)};
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}
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// Try to take the selected image from the image selector. This works even if
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// the image hasn't loaded yet (due to loading=lazy or such).
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if (auto* selector = img->GetResponsiveImageSelector()) {
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if (RefPtr uri = selector->GetSelectedImageURL()) {
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return {std::move(uri), std::move(style)};
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}
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}
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// Otherwise look for the icon's content property.
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if (!style) {
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return {};
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}
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auto items = style->StyleContent()->NonAltContentItems();
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if (items.Length() != 1 || !items[0].IsImage()) {
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return {};
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}
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const auto* url = items[0].AsImage().GetImageRequestURLValue();
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if (!url) {
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return {};
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}
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RefPtr uri = url->GetURI();
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if (!uri) {
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return {};
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}
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return {std::move(uri), std::move(style)};
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}
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} // namespace mozilla::widget
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