gecko/layout/xul/base/src/nsPopupBoxObject.cpp

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/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* ***** BEGIN LICENSE BLOCK *****
* Version: MPL 1.1/GPL 2.0/LGPL 2.1
*
* The contents of this file are subject to the Mozilla Public License Version
* 1.1 (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
* http://www.mozilla.org/MPL/
*
* Software distributed under the License is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
* for the specific language governing rights and limitations under the
* License.
*
* The Original Code is Mozilla Communicator client code.
*
* The Initial Developer of the Original Code is
* Netscape Communications Corporation.
* Portions created by the Initial Developer are Copyright (C) 1998
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
* David W. Hyatt <hyatt@netscape.com>
* Ben Goodger <ben@netscape.com>
*
* Alternatively, the contents of this file may be used under the terms of
* either of the GNU General Public License Version 2 or later (the "GPL"),
* or the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
* in which case the provisions of the GPL or the LGPL are applicable instead
* of those above. If you wish to allow use of your version of this file only
* under the terms of either the GPL or the LGPL, and not to allow others to
* use your version of this file under the terms of the MPL, indicate your
* decision by deleting the provisions above and replace them with the notice
* and other provisions required by the GPL or the LGPL. If you do not delete
* the provisions above, a recipient may use your version of this file under
* the terms of any one of the MPL, the GPL or the LGPL.
*
* ***** END LICENSE BLOCK ***** */
#include "nsCOMPtr.h"
#include "nsIPopupBoxObject.h"
#include "nsIRootBox.h"
#include "nsBoxObject.h"
#include "nsIPresShell.h"
#include "nsFrameManager.h"
#include "nsIContent.h"
#include "nsIDocument.h"
#include "nsIDOMDocument.h"
#include "nsIDOMElement.h"
#include "nsIFrame.h"
#include "nsINameSpaceManager.h"
#include "nsGkAtoms.h"
#include "nsMenuPopupFrame.h"
class nsPopupBoxObject : public nsBoxObject,
public nsIPopupBoxObject
{
public:
NS_DECL_ISUPPORTS_INHERITED
NS_DECL_NSIPOPUPBOXOBJECT
nsPopupBoxObject() {}
protected:
virtual ~nsPopupBoxObject() {}
nsPopupSetFrame* GetPopupSetFrame();
nsMenuPopupFrame* GetMenuPopupFrame()
{
nsIFrame* frame = GetFrame(PR_FALSE);
if (frame && frame->GetType() == nsGkAtoms::menuPopupFrame)
return static_cast<nsMenuPopupFrame*>(frame);
return nsnull;
}
};
NS_IMPL_ISUPPORTS_INHERITED1(nsPopupBoxObject, nsBoxObject, nsIPopupBoxObject)
nsPopupSetFrame*
nsPopupBoxObject::GetPopupSetFrame()
{
nsIRootBox* rootBox = nsIRootBox::GetRootBox(GetPresShell(PR_FALSE));
if (!rootBox)
return nsnull;
return rootBox->GetPopupSetFrame();
}
NS_IMETHODIMP
nsPopupBoxObject::HidePopup()
{
nsXULPopupManager* pm = nsXULPopupManager::GetInstance();
if (pm)
pm->HidePopup(mContent, PR_FALSE, PR_TRUE, PR_FALSE);
return NS_OK;
}
NS_IMETHODIMP
nsPopupBoxObject::ShowPopup(nsIDOMElement* aAnchorElement,
nsIDOMElement* aPopupElement,
PRInt32 aXPos, PRInt32 aYPos,
const PRUnichar *aPopupType,
const PRUnichar *aAnchorAlignment,
const PRUnichar *aPopupAlignment)
{
NS_ENSURE_TRUE(aPopupElement, NS_ERROR_INVALID_ARG);
// srcContent can be null.
nsXULPopupManager* pm = nsXULPopupManager::GetInstance();
if (pm) {
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"));
}
return NS_OK;
}
NS_IMETHODIMP
nsPopupBoxObject::OpenPopup(nsIDOMElement* aAnchorElement,
const nsAString& aPosition,
PRInt32 aXPos, PRInt32 aYPos,
PRBool aIsContextMenu,
PRBool aAttributesOverride)
{
nsXULPopupManager* pm = nsXULPopupManager::GetInstance();
if (pm) {
nsCOMPtr<nsIContent> anchorContent(do_QueryInterface(aAnchorElement));
pm->ShowPopup(mContent, anchorContent, aPosition, aXPos, aYPos,
aIsContextMenu, aAttributesOverride, PR_FALSE, nsnull);
}
return NS_OK;
}
NS_IMETHODIMP
nsPopupBoxObject::OpenPopupAtScreen(PRInt32 aXPos, PRInt32 aYPos, PRBool aIsContextMenu)
{
nsXULPopupManager* pm = nsXULPopupManager::GetInstance();
if (pm)
pm->ShowPopupAtScreen(mContent, aXPos, aYPos, aIsContextMenu, nsnull);
return NS_OK;
}
NS_IMETHODIMP
nsPopupBoxObject::MoveTo(PRInt32 aLeft, PRInt32 aTop)
{
nsMenuPopupFrame *menuPopupFrame = GetMenuPopupFrame();
if (menuPopupFrame) {
menuPopupFrame->MoveTo(aLeft, aTop);
}
return NS_OK;
}
NS_IMETHODIMP
nsPopupBoxObject::SizeTo(PRInt32 aWidth, PRInt32 aHeight)
{
nsAutoString width, height;
width.AppendInt(aWidth);
height.AppendInt(aHeight);
nsCOMPtr<nsIContent> content = mContent;
content->SetAttr(kNameSpaceID_None, nsGkAtoms::width, width, PR_FALSE);
content->SetAttr(kNameSpaceID_None, nsGkAtoms::height, height, PR_TRUE);
return NS_OK;
}
NS_IMETHODIMP
nsPopupBoxObject::GetAutoPosition(PRBool* aShouldAutoPosition)
{
nsMenuPopupFrame *menuPopupFrame = GetMenuPopupFrame();
if (menuPopupFrame) {
*aShouldAutoPosition = menuPopupFrame->GetAutoPosition();
}
return NS_OK;
}
NS_IMETHODIMP
nsPopupBoxObject::SetAutoPosition(PRBool aShouldAutoPosition)
{
nsMenuPopupFrame *menuPopupFrame = GetMenuPopupFrame();
if (menuPopupFrame) {
menuPopupFrame->SetAutoPosition(aShouldAutoPosition);
}
return NS_OK;
}
NS_IMETHODIMP
nsPopupBoxObject::EnableRollup(PRBool aShouldRollup)
{
// this does nothing nows
return NS_OK;
}
NS_IMETHODIMP
nsPopupBoxObject::SetConsumeRollupEvent(PRUint32 aConsume)
{
nsMenuPopupFrame *menuPopupFrame = GetMenuPopupFrame();
if (menuPopupFrame) {
menuPopupFrame->SetConsumeRollupEvent(aConsume);
}
return NS_OK;
}
NS_IMETHODIMP
nsPopupBoxObject::EnableKeyboardNavigator(PRBool aEnableKeyboardNavigator)
{
// Use ignorekeys="true" on the popup instead of using this function.
if (aEnableKeyboardNavigator)
mContent->UnsetAttr(kNameSpaceID_None, nsGkAtoms::ignorekeys, PR_TRUE);
else
mContent->SetAttr(kNameSpaceID_None, nsGkAtoms::ignorekeys,
NS_LITERAL_STRING("true"), PR_TRUE);
return NS_OK;
}
NS_IMETHODIMP
nsPopupBoxObject::GetPopupState(nsAString& aState)
{
aState.AssignLiteral("closed");
nsMenuPopupFrame *menuPopupFrame = GetMenuPopupFrame();
if (menuPopupFrame) {
switch (menuPopupFrame->PopupState()) {
case ePopupShowing:
case ePopupOpen:
aState.AssignLiteral("showing");
break;
case ePopupOpenAndVisible:
aState.AssignLiteral("open");
break;
case ePopupHiding:
case ePopupInvisible:
aState.AssignLiteral("hiding");
break;
}
}
return NS_OK;
}
// Creation Routine ///////////////////////////////////////////////////////////////////////
nsresult
NS_NewPopupBoxObject(nsIBoxObject** aResult)
{
*aResult = new nsPopupBoxObject;
if (!*aResult)
return NS_ERROR_OUT_OF_MEMORY;
NS_ADDREF(*aResult);
return NS_OK;
}