From 6bf0a5cb5034a7e684dcc3500e841785237ce2dd Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sun, 7 Apr 2024 19:32:43 +0200 Subject: Adding upstream version 1:115.7.0. Signed-off-by: Daniel Baumann --- dom/xul/XULPopupElement.cpp | 339 ++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 339 insertions(+) create mode 100644 dom/xul/XULPopupElement.cpp (limited to 'dom/xul/XULPopupElement.cpp') diff --git a/dom/xul/XULPopupElement.cpp b/dom/xul/XULPopupElement.cpp new file mode 100644 index 0000000000..d60173900e --- /dev/null +++ b/dom/xul/XULPopupElement.cpp @@ -0,0 +1,339 @@ +/* -*- 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 "XULMenuParentElement.h" +#include "nsCOMPtr.h" +#include "nsICSSDeclaration.h" +#include "nsIContent.h" +#include "nsNameSpaceManager.h" +#include "nsGkAtoms.h" +#include "nsMenuPopupFrame.h" +#include "nsStringFwd.h" +#include "nsView.h" +#include "mozilla/AppUnits.h" +#include "mozilla/AsyncEventDispatcher.h" +#include "mozilla/dom/DOMRect.h" +#include "mozilla/dom/Document.h" +#include "mozilla/dom/Element.h" +#include "mozilla/dom/Event.h" +#include "mozilla/dom/XULPopupElement.h" +#include "mozilla/dom/XULButtonElement.h" +#include "mozilla/dom/XULMenuElement.h" +#include "mozilla/dom/XULPopupElementBinding.h" +#ifdef MOZ_WAYLAND +# include "mozilla/WidgetUtilsGtk.h" +#endif + +namespace mozilla::dom { + +nsXULElement* NS_NewXULPopupElement( + already_AddRefed&& aNodeInfo) { + RefPtr nodeInfo(aNodeInfo); + auto* nim = nodeInfo->NodeInfoManager(); + return new (nim) XULPopupElement(nodeInfo.forget()); +} + +JSObject* XULPopupElement::WrapNode(JSContext* aCx, + JS::Handle aGivenProto) { + return XULPopupElement_Binding::Wrap(aCx, this, aGivenProto); +} + +nsMenuPopupFrame* XULPopupElement::GetFrame(FlushType aFlushType) { + nsIFrame* f = GetPrimaryFrame(aFlushType); + MOZ_ASSERT(!f || f->IsMenuPopupFrame()); + return static_cast(f); +} + +void XULPopupElement::OpenPopup(Element* aAnchorElement, + const StringOrOpenPopupOptions& aOptions, + int32_t aXPos, int32_t aYPos, + bool aIsContextMenu, bool aAttributesOverride, + Event* aTriggerEvent) { + nsAutoString position; + if (aOptions.IsOpenPopupOptions()) { + const OpenPopupOptions& options = aOptions.GetAsOpenPopupOptions(); + position = options.mPosition; + aXPos = options.mX; + aYPos = options.mY; + aIsContextMenu = options.mIsContextMenu; + aAttributesOverride = options.mAttributesOverride; + aTriggerEvent = options.mTriggerEvent; + } else { + position = aOptions.GetAsString(); + } + + nsXULPopupManager* pm = nsXULPopupManager::GetInstance(); + if (pm) { + // As a special case for popups that are menus when no anchor or position + // are specified, open the popup with ShowMenu instead of ShowPopup so that + // the popup is aligned with the menu. + if (!aAnchorElement && position.IsEmpty() && GetPrimaryFrame()) { + if (auto* menu = GetContainingMenu()) { + pm->ShowMenu(menu, false); + return; + } + } + + pm->ShowPopup(this, aAnchorElement, position, aXPos, aYPos, aIsContextMenu, + aAttributesOverride, false, aTriggerEvent); + } +} + +void XULPopupElement::OpenPopupAtScreen(int32_t aXPos, int32_t aYPos, + bool aIsContextMenu, + Event* aTriggerEvent) { + nsXULPopupManager* pm = nsXULPopupManager::GetInstance(); + if (pm) { + pm->ShowPopupAtScreen(this, aXPos, aYPos, aIsContextMenu, aTriggerEvent); + } +} + +void XULPopupElement::OpenPopupAtScreenRect(const nsAString& aPosition, + int32_t aXPos, int32_t aYPos, + int32_t aWidth, int32_t aHeight, + bool aIsContextMenu, + bool aAttributesOverride, + Event* aTriggerEvent) { + nsXULPopupManager* pm = nsXULPopupManager::GetInstance(); + if (pm) { + pm->ShowPopupAtScreenRect( + this, aPosition, nsIntRect(aXPos, aYPos, aWidth, aHeight), + aIsContextMenu, aAttributesOverride, aTriggerEvent); + } +} + +void XULPopupElement::HidePopup(bool aCancel) { + nsXULPopupManager* pm = nsXULPopupManager::GetInstance(); + if (!pm) { + return; + } + HidePopupOptions options{HidePopupOption::DeselectMenu}; + if (aCancel) { + options += HidePopupOption::IsRollup; + } + pm->HidePopup(this, options); +} + +static Modifiers ConvertModifiers(const ActivateMenuItemOptions& aModifiers) { + Modifiers modifiers = 0; + if (aModifiers.mCtrlKey) { + modifiers |= MODIFIER_CONTROL; + } + if (aModifiers.mAltKey) { + modifiers |= MODIFIER_ALT; + } + if (aModifiers.mShiftKey) { + modifiers |= MODIFIER_SHIFT; + } + if (aModifiers.mMetaKey) { + modifiers |= MODIFIER_META; + } + return modifiers; +} + +void XULPopupElement::PopupOpened(bool aSelectFirstItem) { + if (aSelectFirstItem) { + SelectFirstItem(); + } + if (RefPtr button = GetContainingMenu()) { + if (RefPtr parent = button->GetMenuParent()) { + parent->SetActiveMenuChild(button); + } + } +} + +void XULPopupElement::PopupClosed(bool aDeselectMenu) { + LockMenuUntilClosed(false); + SetActiveMenuChild(nullptr); + auto dispatcher = MakeRefPtr( + this, u"DOMMenuInactive"_ns, CanBubble::eYes, ChromeOnlyDispatch::eNo); + dispatcher->PostDOMEvent(); + if (RefPtr button = GetContainingMenu()) { + button->PopupClosed(aDeselectMenu); + } +} + +void XULPopupElement::ActivateItem(Element& aItemElement, + const ActivateMenuItemOptions& aOptions, + ErrorResult& aRv) { + if (!Contains(&aItemElement)) { + return aRv.ThrowInvalidStateError("Menu item is not inside this menu."); + } + + Modifiers modifiers = ConvertModifiers(aOptions); + + // First, check if a native menu is open, and activate the item in it. + if (nsXULPopupManager* pm = nsXULPopupManager::GetInstance()) { + if (pm->ActivateNativeMenuItem(&aItemElement, modifiers, aOptions.mButton, + aRv)) { + return; + } + } + + auto* item = XULButtonElement::FromNode(aItemElement); + if (!item || !item->IsMenu()) { + return aRv.ThrowInvalidStateError("Not a menu item"); + } + + if (!item->GetPrimaryFrame(FlushType::Frames)) { + return aRv.ThrowInvalidStateError("Menu item is hidden"); + } + + auto* popup = item->GetContainingPopupElement(); + if (!popup) { + return aRv.ThrowInvalidStateError("No popup"); + } + + nsMenuPopupFrame* frame = popup->GetFrame(FlushType::None); + if (!frame || !frame->IsOpen()) { + return aRv.ThrowInvalidStateError("Popup is not open"); + } + + // This is a chrome-only API, so we're trusted. + const bool trusted = true; + // KnownLive because item is aItemElement. + MOZ_KnownLive(item)->ExecuteMenu(modifiers, aOptions.mButton, trusted); +} + +void XULPopupElement::MoveTo(int32_t aLeft, int32_t aTop) { + if (nsMenuPopupFrame* menuPopupFrame = do_QueryFrame(GetPrimaryFrame())) { + menuPopupFrame->MoveTo(CSSIntPoint(aLeft, aTop), true); + } +} + +void XULPopupElement::MoveToAnchor(Element* aAnchorElement, + const nsAString& aPosition, int32_t aXPos, + int32_t aYPos, bool aAttributesOverride) { + nsMenuPopupFrame* menuPopupFrame = GetFrame(FlushType::None); + if (menuPopupFrame && menuPopupFrame->IsVisibleOrShowing()) { + menuPopupFrame->MoveToAnchor(aAnchorElement, aPosition, aXPos, aYPos, + aAttributesOverride); + } +} + +void XULPopupElement::SizeTo(int32_t aWidth, int32_t aHeight) { + nsAutoCString width; + nsAutoCString height; + width.AppendInt(aWidth); + width.AppendLiteral("px"); + height.AppendInt(aHeight); + height.AppendLiteral("px"); + + nsCOMPtr style = Style(); + style->SetProperty("width"_ns, width, ""_ns, IgnoreErrors()); + style->SetProperty("height"_ns, height, ""_ns, IgnoreErrors()); + + // If the popup is open, force a reposition of the popup after resizing it + // with notifications set to true so that the popuppositioned event is fired. + nsMenuPopupFrame* menuPopupFrame = do_QueryFrame(GetPrimaryFrame()); + if (menuPopupFrame && menuPopupFrame->PopupState() == ePopupShown) { + menuPopupFrame->SetPopupPosition(false); + } +} + +void XULPopupElement::GetState(nsString& aState) { + // set this here in case there's no frame for the popup + aState.AssignLiteral("closed"); + + if (nsXULPopupManager* pm = nsXULPopupManager::GetInstance()) { + switch (pm->GetPopupState(this)) { + case ePopupShown: + aState.AssignLiteral("open"); + break; + case ePopupShowing: + case ePopupPositioning: + case ePopupOpening: + case ePopupVisible: + aState.AssignLiteral("showing"); + break; + case ePopupHiding: + case ePopupInvisible: + aState.AssignLiteral("hiding"); + break; + case ePopupClosed: + break; + default: + MOZ_ASSERT_UNREACHABLE("Bad popup state"); + break; + } + } +} + +nsINode* XULPopupElement::GetTriggerNode() const { + nsMenuPopupFrame* menuPopupFrame = do_QueryFrame(GetPrimaryFrame()); + return nsMenuPopupFrame::GetTriggerContent(menuPopupFrame); +} + +// FIXME(emilio): should probably be renamed to GetAnchorElement? +Element* XULPopupElement::GetAnchorNode() const { + nsMenuPopupFrame* menuPopupFrame = do_QueryFrame(GetPrimaryFrame()); + if (!menuPopupFrame) { + return nullptr; + } + return Element::FromNodeOrNull(menuPopupFrame->GetAnchor()); +} + +already_AddRefed XULPopupElement::GetOuterScreenRect() { + RefPtr rect = new DOMRect(ToSupports(OwnerDoc())); + + // Return an empty rectangle if the popup is not open. + nsMenuPopupFrame* menuPopupFrame = + do_QueryFrame(GetPrimaryFrame(FlushType::Frames)); + if (!menuPopupFrame || !menuPopupFrame->IsOpen()) { + return rect.forget(); + } + + Maybe screenRect; + + if (menuPopupFrame->IsNativeMenu()) { + // For native menus we can't query the true size. Use the anchor rect + // instead, which at least has the position at which we were intending to + // open the menu. + screenRect = Some(CSSRect(menuPopupFrame->GetScreenAnchorRect())); + } else { + // For non-native menus, query the bounds from the widget. + if (nsView* view = menuPopupFrame->GetView()) { + if (nsIWidget* widget = view->GetWidget()) { + screenRect = Some(widget->GetScreenBounds() / + menuPopupFrame->PresContext()->CSSToDevPixelScale()); + } + } + } + + if (screenRect) { + rect->SetRect(screenRect->X(), screenRect->Y(), screenRect->Width(), + screenRect->Height()); + } + return rect.forget(); +} + +void XULPopupElement::SetConstraintRect(dom::DOMRectReadOnly& aRect) { + nsMenuPopupFrame* menuPopupFrame = + do_QueryFrame(GetPrimaryFrame(FlushType::Frames)); + if (menuPopupFrame) { + menuPopupFrame->SetOverrideConstraintRect(CSSIntRect::Truncate( + aRect.Left(), aRect.Top(), aRect.Width(), aRect.Height())); + } +} + +bool XULPopupElement::IsWaylandDragSource() const { +#ifdef MOZ_WAYLAND + nsMenuPopupFrame* f = do_QueryFrame(GetPrimaryFrame()); + return f && f->IsDragSource(); +#else + return false; +#endif +} + +bool XULPopupElement::IsWaylandPopup() const { +#ifdef MOZ_WAYLAND + return widget::GdkIsWaylandDisplay() || widget::IsXWaylandProtocol(); +#else + return false; +#endif +} + +} // namespace mozilla::dom -- cgit v1.2.3