michael@0: /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
michael@0: /* This Source Code Form is subject to the terms of the Mozilla Public
michael@0:  * License, v. 2.0. If a copy of the MPL was not distributed with this
michael@0:  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
michael@0: #include "nsCOMPtr.h"
michael@0: #include "nsIPopupBoxObject.h"
michael@0: #include "nsIRootBox.h"
michael@0: #include "nsBoxObject.h"
michael@0: #include "nsIPresShell.h"
michael@0: #include "nsFrameManager.h"
michael@0: #include "nsIContent.h"
michael@0: #include "nsIDOMElement.h"
michael@0: #include "nsNameSpaceManager.h"
michael@0: #include "nsGkAtoms.h"
michael@0: #include "nsMenuPopupFrame.h"
michael@0: #include "nsView.h"
michael@0: #include "mozilla/AppUnits.h"
michael@0: #include "mozilla/dom/DOMRect.h"
michael@0: 
michael@0: using namespace mozilla::dom;
michael@0: 
michael@0: class nsPopupBoxObject : public nsBoxObject,
michael@0:                          public nsIPopupBoxObject
michael@0: {
michael@0: public:
michael@0:   NS_DECL_ISUPPORTS_INHERITED
michael@0:   NS_DECL_NSIPOPUPBOXOBJECT
michael@0: 
michael@0:   nsPopupBoxObject() {}
michael@0: protected:
michael@0:   virtual ~nsPopupBoxObject() {}
michael@0: 
michael@0:   nsPopupSetFrame* GetPopupSetFrame();
michael@0: };
michael@0: 
michael@0: NS_IMPL_ISUPPORTS_INHERITED(nsPopupBoxObject, nsBoxObject, nsIPopupBoxObject)
michael@0: 
michael@0: nsPopupSetFrame*
michael@0: nsPopupBoxObject::GetPopupSetFrame()
michael@0: {
michael@0:   nsIRootBox* rootBox = nsIRootBox::GetRootBox(GetPresShell(false));
michael@0:   if (!rootBox)
michael@0:     return nullptr;
michael@0: 
michael@0:   return rootBox->GetPopupSetFrame();
michael@0: }
michael@0: 
michael@0: NS_IMETHODIMP
michael@0: nsPopupBoxObject::HidePopup()
michael@0: {
michael@0:   nsXULPopupManager* pm = nsXULPopupManager::GetInstance();
michael@0:   if (pm && mContent)
michael@0:     pm->HidePopup(mContent, false, true, false, false);
michael@0: 
michael@0:   return NS_OK;
michael@0: }
michael@0: 
michael@0: NS_IMETHODIMP
michael@0: nsPopupBoxObject::ShowPopup(nsIDOMElement* aAnchorElement,
michael@0:                             nsIDOMElement* aPopupElement,
michael@0:                             int32_t aXPos, int32_t aYPos,
michael@0:                             const char16_t *aPopupType,
michael@0:                             const char16_t *aAnchorAlignment,
michael@0:                             const char16_t *aPopupAlignment)
michael@0: {
michael@0:   NS_ENSURE_TRUE(aPopupElement, NS_ERROR_INVALID_ARG);
michael@0:   // srcContent can be null.
michael@0: 
michael@0:   nsXULPopupManager* pm = nsXULPopupManager::GetInstance();
michael@0:   if (pm && mContent) {
michael@0:     nsCOMPtr<nsIContent> anchorContent(do_QueryInterface(aAnchorElement));
michael@0:     nsAutoString popupType(aPopupType);
michael@0:     nsAutoString anchor(aAnchorAlignment);
michael@0:     nsAutoString align(aPopupAlignment);
michael@0:     pm->ShowPopupWithAnchorAlign(mContent, anchorContent, anchor, align,
michael@0:                                  aXPos, aYPos, popupType.EqualsLiteral("context"));
michael@0:   }
michael@0: 
michael@0:   return NS_OK;
michael@0: }
michael@0: 
michael@0: NS_IMETHODIMP
michael@0: nsPopupBoxObject::OpenPopup(nsIDOMElement* aAnchorElement,
michael@0:                             const nsAString& aPosition,
michael@0:                             int32_t aXPos, int32_t aYPos,
michael@0:                             bool aIsContextMenu,
michael@0:                             bool aAttributesOverride,
michael@0:                             nsIDOMEvent* aTriggerEvent)
michael@0: {
michael@0:   nsXULPopupManager* pm = nsXULPopupManager::GetInstance();
michael@0:   if (pm && mContent) {
michael@0:     nsCOMPtr<nsIContent> anchorContent(do_QueryInterface(aAnchorElement));
michael@0:     pm->ShowPopup(mContent, anchorContent, aPosition, aXPos, aYPos,
michael@0:                   aIsContextMenu, aAttributesOverride, false, aTriggerEvent);
michael@0:   }
michael@0: 
michael@0:   return NS_OK;
michael@0: }
michael@0: 
michael@0: NS_IMETHODIMP
michael@0: nsPopupBoxObject::OpenPopupAtScreen(int32_t aXPos, int32_t aYPos,
michael@0:                                     bool aIsContextMenu,
michael@0:                                     nsIDOMEvent* aTriggerEvent)
michael@0: {
michael@0:   nsXULPopupManager* pm = nsXULPopupManager::GetInstance();
michael@0:   if (pm && mContent)
michael@0:     pm->ShowPopupAtScreen(mContent, aXPos, aYPos, aIsContextMenu, aTriggerEvent);
michael@0:   return NS_OK;
michael@0: }
michael@0: 
michael@0: NS_IMETHODIMP
michael@0: nsPopupBoxObject::MoveTo(int32_t aLeft, int32_t aTop)
michael@0: {
michael@0:   nsMenuPopupFrame *menuPopupFrame = mContent ? do_QueryFrame(mContent->GetPrimaryFrame()) : nullptr;
michael@0:   if (menuPopupFrame) {
michael@0:     menuPopupFrame->MoveTo(aLeft, aTop, true);
michael@0:   }
michael@0: 
michael@0:   return NS_OK;
michael@0: }
michael@0: 
michael@0: NS_IMETHODIMP
michael@0: nsPopupBoxObject::MoveToAnchor(nsIDOMElement* aAnchorElement,
michael@0:                                const nsAString& aPosition,
michael@0:                                int32_t aXPos, int32_t aYPos,
michael@0:                                bool aAttributesOverride)
michael@0: {
michael@0:   if (mContent) {
michael@0:     nsCOMPtr<nsIContent> anchorContent(do_QueryInterface(aAnchorElement));
michael@0: 
michael@0:     nsMenuPopupFrame *menuPopupFrame = do_QueryFrame(mContent->GetPrimaryFrame());
michael@0:     if (menuPopupFrame && menuPopupFrame->PopupState() == ePopupOpenAndVisible) {
michael@0:       menuPopupFrame->MoveToAnchor(anchorContent, aPosition, aXPos, aYPos, aAttributesOverride);
michael@0:     }
michael@0:   }
michael@0: 
michael@0:   return NS_OK;
michael@0: }
michael@0: 
michael@0: NS_IMETHODIMP
michael@0: nsPopupBoxObject::SizeTo(int32_t aWidth, int32_t aHeight)
michael@0: {
michael@0:   if (!mContent)
michael@0:     return NS_OK;
michael@0: 
michael@0:   nsAutoString width, height;
michael@0:   width.AppendInt(aWidth);
michael@0:   height.AppendInt(aHeight);
michael@0: 
michael@0:   nsCOMPtr<nsIContent> content = mContent;
michael@0: 
michael@0:   // We only want to pass aNotify=true to SetAttr once, but must make sure
michael@0:   // we pass it when a value is being changed.  Thus, we check if the height
michael@0:   // is the same and if so, pass true when setting the width.
michael@0:   bool heightSame = content->AttrValueIs(kNameSpaceID_None, nsGkAtoms::height, height, eCaseMatters);
michael@0: 
michael@0:   content->SetAttr(kNameSpaceID_None, nsGkAtoms::width, width, heightSame);
michael@0:   content->SetAttr(kNameSpaceID_None, nsGkAtoms::height, height, true);
michael@0: 
michael@0:   return NS_OK;
michael@0: }
michael@0: 
michael@0: NS_IMETHODIMP
michael@0: nsPopupBoxObject::GetAutoPosition(bool* aShouldAutoPosition)
michael@0: {
michael@0:   *aShouldAutoPosition = true;
michael@0: 
michael@0:   nsMenuPopupFrame *menuPopupFrame = mContent ? do_QueryFrame(mContent->GetPrimaryFrame()) : nullptr;
michael@0:   if (menuPopupFrame) {
michael@0:     *aShouldAutoPosition = menuPopupFrame->GetAutoPosition();
michael@0:   }
michael@0: 
michael@0:   return NS_OK;
michael@0: }
michael@0: 
michael@0: NS_IMETHODIMP
michael@0: nsPopupBoxObject::SetAutoPosition(bool aShouldAutoPosition)
michael@0: {
michael@0:   nsMenuPopupFrame *menuPopupFrame = mContent ? do_QueryFrame(mContent->GetPrimaryFrame()) : nullptr;
michael@0:   if (menuPopupFrame) {
michael@0:     menuPopupFrame->SetAutoPosition(aShouldAutoPosition);
michael@0:   }
michael@0: 
michael@0:   return NS_OK;
michael@0: }
michael@0: 
michael@0: NS_IMETHODIMP
michael@0: nsPopupBoxObject::EnableRollup(bool aShouldRollup)
michael@0: {
michael@0:   // this does nothing now
michael@0:   return NS_OK;
michael@0: }
michael@0: 
michael@0: NS_IMETHODIMP
michael@0: nsPopupBoxObject::SetConsumeRollupEvent(uint32_t aConsume)
michael@0: {
michael@0:   nsMenuPopupFrame *menuPopupFrame = do_QueryFrame(GetFrame(false));
michael@0:   if (menuPopupFrame) {
michael@0:     menuPopupFrame->SetConsumeRollupEvent(aConsume);
michael@0:   }
michael@0: 
michael@0:   return NS_OK;
michael@0: }
michael@0: 
michael@0: NS_IMETHODIMP
michael@0: nsPopupBoxObject::EnableKeyboardNavigator(bool aEnableKeyboardNavigator)
michael@0: {
michael@0:   if (!mContent)
michael@0:     return NS_OK;
michael@0: 
michael@0:   // Use ignorekeys="true" on the popup instead of using this function.
michael@0:   if (aEnableKeyboardNavigator)
michael@0:     mContent->UnsetAttr(kNameSpaceID_None, nsGkAtoms::ignorekeys, true);
michael@0:   else
michael@0:     mContent->SetAttr(kNameSpaceID_None, nsGkAtoms::ignorekeys,
michael@0:                       NS_LITERAL_STRING("true"), true);
michael@0: 
michael@0:   return NS_OK;
michael@0: }
michael@0: 
michael@0: NS_IMETHODIMP
michael@0: nsPopupBoxObject::GetPopupState(nsAString& aState)
michael@0: {
michael@0:   // set this here in case there's no frame for the popup
michael@0:   aState.AssignLiteral("closed");
michael@0: 
michael@0:   nsMenuPopupFrame *menuPopupFrame = mContent ? do_QueryFrame(mContent->GetPrimaryFrame()) : nullptr;
michael@0:   if (menuPopupFrame) {
michael@0:     switch (menuPopupFrame->PopupState()) {
michael@0:       case ePopupShowing:
michael@0:       case ePopupOpen:
michael@0:         aState.AssignLiteral("showing");
michael@0:         break;
michael@0:       case ePopupOpenAndVisible:
michael@0:         aState.AssignLiteral("open");
michael@0:         break;
michael@0:       case ePopupHiding:
michael@0:       case ePopupInvisible:
michael@0:         aState.AssignLiteral("hiding");
michael@0:         break;
michael@0:       case ePopupClosed:
michael@0:         break;
michael@0:       default:
michael@0:         NS_NOTREACHED("Bad popup state");
michael@0:         break;
michael@0:     }
michael@0:   }
michael@0: 
michael@0:   return NS_OK;
michael@0: }
michael@0: 
michael@0: NS_IMETHODIMP
michael@0: nsPopupBoxObject::GetTriggerNode(nsIDOMNode** aTriggerNode)
michael@0: {
michael@0:   *aTriggerNode = nullptr;
michael@0: 
michael@0:   nsMenuPopupFrame *menuPopupFrame = mContent ? do_QueryFrame(mContent->GetPrimaryFrame()) : nullptr;
michael@0:   nsIContent* triggerContent = nsMenuPopupFrame::GetTriggerContent(menuPopupFrame);
michael@0:   if (triggerContent)
michael@0:     CallQueryInterface(triggerContent, aTriggerNode);
michael@0: 
michael@0:   return NS_OK;
michael@0: }
michael@0: 
michael@0: NS_IMETHODIMP
michael@0: nsPopupBoxObject::GetAnchorNode(nsIDOMElement** aAnchor)
michael@0: {
michael@0:   *aAnchor = nullptr;
michael@0: 
michael@0:   nsMenuPopupFrame *menuPopupFrame = mContent ? do_QueryFrame(mContent->GetPrimaryFrame()) : nullptr;
michael@0:   if (!menuPopupFrame)
michael@0:     return NS_OK;
michael@0: 
michael@0:   nsIContent* anchor = menuPopupFrame->GetAnchor();
michael@0:   if (anchor)
michael@0:     CallQueryInterface(anchor, aAnchor);
michael@0: 
michael@0:   return NS_OK;
michael@0: }
michael@0: 
michael@0: NS_IMETHODIMP
michael@0: nsPopupBoxObject::GetOuterScreenRect(nsIDOMClientRect** aRect)
michael@0: {
michael@0:   DOMRect* rect = new DOMRect(mContent);
michael@0: 
michael@0:   NS_ADDREF(*aRect = rect);
michael@0: 
michael@0:   nsMenuPopupFrame *menuPopupFrame = do_QueryFrame(GetFrame(false));
michael@0:   if (!menuPopupFrame)
michael@0:     return NS_OK;
michael@0: 
michael@0:   // Return an empty rectangle if the popup is not open.
michael@0:   nsPopupState state = menuPopupFrame->PopupState();
michael@0:   if (state != ePopupOpen && state != ePopupOpenAndVisible)
michael@0:     return NS_OK;
michael@0: 
michael@0:   nsView* view = menuPopupFrame->GetView();
michael@0:   if (view) {
michael@0:     nsIWidget* widget = view->GetWidget();
michael@0:     if (widget) {
michael@0:       nsIntRect screenRect;
michael@0:       widget->GetScreenBounds(screenRect);
michael@0: 
michael@0:       int32_t pp = menuPopupFrame->PresContext()->AppUnitsPerDevPixel();
michael@0:       rect->SetLayoutRect(screenRect.ToAppUnits(pp));
michael@0:     }
michael@0:   }
michael@0: 
michael@0:   return NS_OK;
michael@0: }
michael@0: 
michael@0: NS_IMETHODIMP
michael@0: nsPopupBoxObject::GetAlignmentPosition(nsAString& positionStr)
michael@0: {
michael@0:   positionStr.Truncate();
michael@0: 
michael@0:   // This needs to flush layout.
michael@0:   nsMenuPopupFrame *menuPopupFrame = do_QueryFrame(GetFrame(true));
michael@0:   if (!menuPopupFrame)
michael@0:     return NS_OK;
michael@0: 
michael@0:   int8_t position = menuPopupFrame->GetAlignmentPosition();
michael@0:   switch (position) {
michael@0:     case POPUPPOSITION_AFTERSTART:
michael@0:       positionStr.AssignLiteral("after_start");
michael@0:       break;
michael@0:     case POPUPPOSITION_AFTEREND:
michael@0:       positionStr.AssignLiteral("after_end");
michael@0:       break;
michael@0:     case POPUPPOSITION_BEFORESTART:
michael@0:       positionStr.AssignLiteral("before_start");
michael@0:       break;
michael@0:     case POPUPPOSITION_BEFOREEND:
michael@0:       positionStr.AssignLiteral("before_end");
michael@0:       break;
michael@0:     case POPUPPOSITION_STARTBEFORE:
michael@0:       positionStr.AssignLiteral("start_before");
michael@0:       break;
michael@0:     case POPUPPOSITION_ENDBEFORE:
michael@0:       positionStr.AssignLiteral("end_before");
michael@0:       break;
michael@0:     case POPUPPOSITION_STARTAFTER:
michael@0:       positionStr.AssignLiteral("start_after");
michael@0:       break;
michael@0:     case POPUPPOSITION_ENDAFTER:
michael@0:       positionStr.AssignLiteral("end_after");
michael@0:       break;
michael@0:     case POPUPPOSITION_OVERLAP:
michael@0:       positionStr.AssignLiteral("overlap");
michael@0:       break;
michael@0:     case POPUPPOSITION_AFTERPOINTER:
michael@0:       positionStr.AssignLiteral("after_pointer");
michael@0:       break;
michael@0:     default:
michael@0:       // Leave as an empty string.
michael@0:       break;
michael@0:   }
michael@0: 
michael@0:   return NS_OK;
michael@0: }
michael@0: 
michael@0: NS_IMETHODIMP
michael@0: nsPopupBoxObject::GetAlignmentOffset(int32_t *aAlignmentOffset)
michael@0: {
michael@0:   nsMenuPopupFrame *menuPopupFrame = do_QueryFrame(GetFrame(false));
michael@0:   if (!menuPopupFrame)
michael@0:     return NS_OK;
michael@0: 
michael@0:   int32_t pp = mozilla::AppUnitsPerCSSPixel();
michael@0:   // Note that the offset might be along either the X or Y axis, but for the
michael@0:   // sake of simplicity we use a point with only the X axis set so we can
michael@0:   // use ToNearestPixels().
michael@0:   nsPoint appOffset(menuPopupFrame->GetAlignmentOffset(), 0);
michael@0:   nsIntPoint popupOffset = appOffset.ToNearestPixels(pp);
michael@0:   *aAlignmentOffset = popupOffset.x;
michael@0:   return NS_OK;
michael@0: }
michael@0: 
michael@0: // Creation Routine ///////////////////////////////////////////////////////////////////////
michael@0: 
michael@0: nsresult
michael@0: NS_NewPopupBoxObject(nsIBoxObject** aResult)
michael@0: {
michael@0:   *aResult = new nsPopupBoxObject;
michael@0:   if (!*aResult)
michael@0:     return NS_ERROR_OUT_OF_MEMORY;
michael@0:   NS_ADDREF(*aResult);
michael@0:   return NS_OK;
michael@0: }