diff options
Diffstat (limited to 'layout/xul/PopupBoxObject.cpp')
| -rw-r--r-- | layout/xul/PopupBoxObject.cpp | 384 |
1 files changed, 384 insertions, 0 deletions
diff --git a/layout/xul/PopupBoxObject.cpp b/layout/xul/PopupBoxObject.cpp new file mode 100644 index 0000000000..00ecc943d8 --- /dev/null +++ b/layout/xul/PopupBoxObject.cpp @@ -0,0 +1,384 @@ +/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ +/* 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 "nsIRootBox.h" +#include "nsIPresShell.h" +#include "nsIContent.h" +#include "nsNameSpaceManager.h" +#include "nsGkAtoms.h" +#include "nsMenuPopupFrame.h" +#include "nsView.h" +#include "mozilla/AppUnits.h" +#include "mozilla/dom/DOMRect.h" +#include "mozilla/dom/PopupBoxObject.h" +#include "mozilla/dom/Element.h" +#include "mozilla/dom/Event.h" +#include "mozilla/dom/PopupBoxObjectBinding.h" + +namespace mozilla { +namespace dom { + +NS_IMPL_ADDREF_INHERITED(PopupBoxObject, BoxObject) +NS_IMPL_RELEASE_INHERITED(PopupBoxObject, BoxObject) +NS_INTERFACE_MAP_BEGIN(PopupBoxObject) +NS_INTERFACE_MAP_END_INHERITING(BoxObject) + +PopupBoxObject::PopupBoxObject() +{ +} + +PopupBoxObject::~PopupBoxObject() +{ +} + +nsIContent* PopupBoxObject::GetParentObject() const +{ + return BoxObject::GetParentObject(); +} + +JSObject* PopupBoxObject::WrapObject(JSContext* aCx, JS::Handle<JSObject*> aGivenProto) +{ + return PopupBoxObjectBinding::Wrap(aCx, this, aGivenProto); +} + +nsPopupSetFrame* +PopupBoxObject::GetPopupSetFrame() +{ + nsIRootBox* rootBox = nsIRootBox::GetRootBox(GetPresShell(false)); + if (!rootBox) + return nullptr; + + return rootBox->GetPopupSetFrame(); +} + +void +PopupBoxObject::HidePopup(bool aCancel) +{ + nsXULPopupManager* pm = nsXULPopupManager::GetInstance(); + if (pm && mContent) { + pm->HidePopup(mContent, false, true, false, aCancel); + } +} + +void +PopupBoxObject::ShowPopup(Element* aAnchorElement, + Element& aPopupElement, + int32_t aXPos, int32_t aYPos, + const nsAString& aPopupType, + const nsAString& aAnchorAlignment, + const nsAString& aPopupAlignment) +{ + nsXULPopupManager* pm = nsXULPopupManager::GetInstance(); + if (pm && mContent) { + nsCOMPtr<nsIContent> anchorContent(do_QueryInterface(aAnchorElement)); + nsAutoString popupType(aPopupType); + nsAutoString anchor(aAnchorAlignment); + nsAutoString align(aPopupAlignment); + pm->ShowPopupWithAnchorAlign(mContent, anchorContent, anchor, align, + aXPos, aYPos, + popupType.EqualsLiteral("context")); + } +} + +void +PopupBoxObject::OpenPopup(Element* aAnchorElement, + const nsAString& aPosition, + int32_t aXPos, int32_t aYPos, + bool aIsContextMenu, + bool aAttributesOverride, + Event* aTriggerEvent) +{ + nsXULPopupManager* pm = nsXULPopupManager::GetInstance(); + if (pm && mContent) { + nsCOMPtr<nsIContent> anchorContent(do_QueryInterface(aAnchorElement)); + pm->ShowPopup(mContent, anchorContent, aPosition, aXPos, aYPos, + aIsContextMenu, aAttributesOverride, false, aTriggerEvent); + } +} + +void +PopupBoxObject::OpenPopupAtScreen(int32_t aXPos, int32_t aYPos, + bool aIsContextMenu, + Event* aTriggerEvent) +{ + nsXULPopupManager* pm = nsXULPopupManager::GetInstance(); + if (pm && mContent) + pm->ShowPopupAtScreen(mContent, aXPos, aYPos, aIsContextMenu, aTriggerEvent); +} + +void +PopupBoxObject::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 && mContent) { + pm->ShowPopupAtScreenRect(mContent, aPosition, + nsIntRect(aXPos, aYPos, aWidth, aHeight), + aIsContextMenu, aAttributesOverride, aTriggerEvent); + } +} + +void +PopupBoxObject::MoveTo(int32_t aLeft, int32_t aTop) +{ + nsMenuPopupFrame *menuPopupFrame = mContent ? do_QueryFrame(mContent->GetPrimaryFrame()) : nullptr; + if (menuPopupFrame) { + menuPopupFrame->MoveTo(CSSIntPoint(aLeft, aTop), true); + } +} + +void +PopupBoxObject::MoveToAnchor(Element* aAnchorElement, + const nsAString& aPosition, + int32_t aXPos, int32_t aYPos, + bool aAttributesOverride) +{ + if (mContent) { + nsCOMPtr<nsIContent> anchorContent(do_QueryInterface(aAnchorElement)); + + nsMenuPopupFrame *menuPopupFrame = do_QueryFrame(mContent->GetPrimaryFrame()); + if (menuPopupFrame && menuPopupFrame->IsVisible()) { + menuPopupFrame->MoveToAnchor(anchorContent, aPosition, aXPos, aYPos, aAttributesOverride); + } + } +} + +void +PopupBoxObject::SizeTo(int32_t aWidth, int32_t aHeight) +{ + if (!mContent) + return; + + nsAutoString width, height; + width.AppendInt(aWidth); + height.AppendInt(aHeight); + + nsCOMPtr<nsIContent> content = mContent; + + // We only want to pass aNotify=true to SetAttr once, but must make sure + // we pass it when a value is being changed. Thus, we check if the height + // is the same and if so, pass true when setting the width. + bool heightSame = content->AttrValueIs(kNameSpaceID_None, nsGkAtoms::height, height, eCaseMatters); + + content->SetAttr(kNameSpaceID_None, nsGkAtoms::width, width, heightSame); + content->SetAttr(kNameSpaceID_None, nsGkAtoms::height, height, true); +} + +bool +PopupBoxObject::AutoPosition() +{ + nsMenuPopupFrame *menuPopupFrame = mContent ? do_QueryFrame(mContent->GetPrimaryFrame()) : nullptr; + if (menuPopupFrame) { + return menuPopupFrame->GetAutoPosition(); + } + return true; +} + +void +PopupBoxObject::SetAutoPosition(bool aShouldAutoPosition) +{ + nsMenuPopupFrame *menuPopupFrame = mContent ? do_QueryFrame(mContent->GetPrimaryFrame()) : nullptr; + if (menuPopupFrame) { + menuPopupFrame->SetAutoPosition(aShouldAutoPosition); + } +} + +void +PopupBoxObject::EnableRollup(bool aShouldRollup) +{ + // this does nothing now +} + +void +PopupBoxObject::SetConsumeRollupEvent(uint32_t aConsume) +{ + nsMenuPopupFrame *menuPopupFrame = do_QueryFrame(GetFrame(false)); + if (menuPopupFrame) { + menuPopupFrame->SetConsumeRollupEvent(aConsume); + } +} + +void +PopupBoxObject::EnableKeyboardNavigator(bool aEnableKeyboardNavigator) +{ + if (!mContent) + return; + + // Use ignorekeys="true" on the popup instead of using this function. + if (aEnableKeyboardNavigator) + mContent->UnsetAttr(kNameSpaceID_None, nsGkAtoms::ignorekeys, true); + else + mContent->SetAttr(kNameSpaceID_None, nsGkAtoms::ignorekeys, + NS_LITERAL_STRING("true"), true); +} + +void +PopupBoxObject::GetPopupState(nsString& aState) +{ + // set this here in case there's no frame for the popup + aState.AssignLiteral("closed"); + + nsMenuPopupFrame *menuPopupFrame = mContent ? do_QueryFrame(mContent->GetPrimaryFrame()) : nullptr; + if (menuPopupFrame) { + switch (menuPopupFrame->PopupState()) { + 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: + NS_NOTREACHED("Bad popup state"); + break; + } + } +} + +nsINode* +PopupBoxObject::GetTriggerNode() const +{ + nsMenuPopupFrame *menuPopupFrame = mContent ? do_QueryFrame(mContent->GetPrimaryFrame()) : nullptr; + return nsMenuPopupFrame::GetTriggerContent(menuPopupFrame); +} + +Element* +PopupBoxObject::GetAnchorNode() const +{ + nsMenuPopupFrame *menuPopupFrame = mContent ? do_QueryFrame(mContent->GetPrimaryFrame()) : nullptr; + if (!menuPopupFrame) { + return nullptr; + } + + nsIContent* anchor = menuPopupFrame->GetAnchor(); + return anchor && anchor->IsElement() ? anchor->AsElement() : nullptr; +} + +already_AddRefed<DOMRect> +PopupBoxObject::GetOuterScreenRect() +{ + RefPtr<DOMRect> rect = new DOMRect(mContent); + + // Return an empty rectangle if the popup is not open. + nsMenuPopupFrame *menuPopupFrame = do_QueryFrame(GetFrame(false)); + if (!menuPopupFrame || !menuPopupFrame->IsOpen()) { + return rect.forget(); + } + + nsView* view = menuPopupFrame->GetView(); + if (view) { + nsIWidget* widget = view->GetWidget(); + if (widget) { + LayoutDeviceIntRect screenRect = widget->GetScreenBounds(); + + int32_t pp = menuPopupFrame->PresContext()->AppUnitsPerDevPixel(); + rect->SetLayoutRect(LayoutDeviceIntRect::ToAppUnits(screenRect, pp)); + } + } + return rect.forget(); +} + +void +PopupBoxObject::GetAlignmentPosition(nsString& positionStr) +{ + positionStr.Truncate(); + + // This needs to flush layout. + nsMenuPopupFrame *menuPopupFrame = do_QueryFrame(GetFrame(true)); + if (!menuPopupFrame) + return; + + int8_t position = menuPopupFrame->GetAlignmentPosition(); + switch (position) { + case POPUPPOSITION_AFTERSTART: + positionStr.AssignLiteral("after_start"); + break; + case POPUPPOSITION_AFTEREND: + positionStr.AssignLiteral("after_end"); + break; + case POPUPPOSITION_BEFORESTART: + positionStr.AssignLiteral("before_start"); + break; + case POPUPPOSITION_BEFOREEND: + positionStr.AssignLiteral("before_end"); + break; + case POPUPPOSITION_STARTBEFORE: + positionStr.AssignLiteral("start_before"); + break; + case POPUPPOSITION_ENDBEFORE: + positionStr.AssignLiteral("end_before"); + break; + case POPUPPOSITION_STARTAFTER: + positionStr.AssignLiteral("start_after"); + break; + case POPUPPOSITION_ENDAFTER: + positionStr.AssignLiteral("end_after"); + break; + case POPUPPOSITION_OVERLAP: + positionStr.AssignLiteral("overlap"); + break; + case POPUPPOSITION_AFTERPOINTER: + positionStr.AssignLiteral("after_pointer"); + break; + case POPUPPOSITION_SELECTION: + positionStr.AssignLiteral("selection"); + break; + default: + // Leave as an empty string. + break; + } +} + +int32_t +PopupBoxObject::AlignmentOffset() +{ + nsMenuPopupFrame *menuPopupFrame = do_QueryFrame(GetFrame(false)); + if (!menuPopupFrame) + return 0; + + int32_t pp = mozilla::AppUnitsPerCSSPixel(); + // Note that the offset might be along either the X or Y axis, but for the + // sake of simplicity we use a point with only the X axis set so we can + // use ToNearestPixels(). + nsPoint appOffset(menuPopupFrame->GetAlignmentOffset(), 0); + nsIntPoint popupOffset = appOffset.ToNearestPixels(pp); + return popupOffset.x; +} + +void +PopupBoxObject::SetConstraintRect(dom::DOMRectReadOnly& aRect) +{ + nsMenuPopupFrame *menuPopupFrame = do_QueryFrame(GetFrame(false)); + if (menuPopupFrame) { + menuPopupFrame->SetOverrideConstraintRect( + LayoutDeviceIntRect::Truncate(aRect.Left(), aRect.Top(), aRect.Width(), aRect.Height())); + } +} + +} // namespace dom +} // namespace mozilla + +// Creation Routine /////////////////////////////////////////////////////////////////////// + +nsresult +NS_NewPopupBoxObject(nsIBoxObject** aResult) +{ + *aResult = new mozilla::dom::PopupBoxObject(); + NS_ADDREF(*aResult); + return NS_OK; +} |