mirror of
https://github.com/mozilla/gecko-dev.git
synced 2024-11-08 04:27:37 +00:00
2616 lines
81 KiB
C++
2616 lines
81 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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// vim:set ts=2 sts=2 sw=2 et cin:
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/* ***** BEGIN LICENSE BLOCK *****
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* Version: MPL 1.1/GPL 2.0/LGPL 2.1
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*
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* The contents of this file are subject to the Mozilla Public License Version
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* 1.1 (the "License"); you may not use this file except in compliance with
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* the License. You may obtain a copy of the License at
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* http://www.mozilla.org/MPL/
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*
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* Software distributed under the License is distributed on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
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* for the specific language governing rights and limitations under the
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* License.
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*
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* The Original Code is Mozilla Communicator client code.
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*
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* The Initial Developer of the Original Code is
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* Netscape Communications Corporation.
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* Portions created by the Initial Developer are Copyright (C) 1998
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* the Initial Developer. All Rights Reserved.
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*
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* Contributor(s):
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* Pierre Phaneuf <pp@ludusdesign.com>
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* Jacek Piskozub <piskozub@iopan.gda.pl>
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* Leon Sha <leon.sha@sun.com>
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* Roland Mainz <roland.mainz@informatik.med.uni-giessen.de>
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* Robert O'Callahan <roc+moz@cs.cmu.edu>
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* Christian Biesinger <cbiesinger@web.de>
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* Josh Aas <josh@mozilla.com>
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* Mats Palmgren <matspal@gmail.com>
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*
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* Alternatively, the contents of this file may be used under the terms of
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* either of the GNU General Public License Version 2 or later (the "GPL"),
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* or the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
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* in which case the provisions of the GPL or the LGPL are applicable instead
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* of those above. If you wish to allow use of your version of this file only
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* under the terms of either the GPL or the LGPL, and not to allow others to
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* use your version of this file under the terms of the MPL, indicate your
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* decision by deleting the provisions above and replace them with the notice
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* and other provisions required by the GPL or the LGPL. If you do not delete
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* the provisions above, a recipient may use your version of this file under
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* the terms of any one of the MPL, the GPL or the LGPL.
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*
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* ***** END LICENSE BLOCK ***** */
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/* rendering objects for replaced elements implemented by a plugin */
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#include "mozilla/plugins/PluginMessageUtils.h"
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#include "nscore.h"
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#include "nsCOMPtr.h"
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#include "nsPresContext.h"
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#include "nsIPresShell.h"
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#include "nsWidgetsCID.h"
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#include "nsIView.h"
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#include "nsIViewManager.h"
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#include "nsIDOMKeyListener.h"
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#include "nsIDOMDragEvent.h"
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#include "nsPluginHost.h"
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#include "nsString.h"
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#include "nsReadableUtils.h"
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#include "prmem.h"
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#include "nsGkAtoms.h"
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#include "nsIAppShell.h"
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#include "nsIDocument.h"
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#include "nsINodeInfo.h"
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#include "nsIURL.h"
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#include "nsNetUtil.h"
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#include "nsIPluginInstanceOwner.h"
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#include "nsNPAPIPluginInstance.h"
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#include "nsIPluginTagInfo.h"
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#include "plstr.h"
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#include "nsILinkHandler.h"
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#include "nsIScrollPositionListener.h"
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#include "nsITimer.h"
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#include "nsIDocShellTreeItem.h"
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#include "nsIDocShellTreeOwner.h"
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#include "nsDocShellCID.h"
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#include "nsIWebBrowserChrome.h"
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#include "nsIDOMElement.h"
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#include "nsIDOMNodeList.h"
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#include "nsIDOMHTMLObjectElement.h"
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#include "nsIDOMHTMLEmbedElement.h"
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#include "nsIDOMHTMLAppletElement.h"
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#include "nsIDOMWindow.h"
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#include "nsIDOMMouseListener.h"
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#include "nsIDOMMouseMotionListener.h"
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#include "nsIDOMFocusListener.h"
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#include "nsIDOMContextMenuListener.h"
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#include "nsIDOMEventTarget.h"
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#include "nsIDOMNSEvent.h"
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#include "nsIPrivateDOMEvent.h"
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#include "nsIDocumentEncoder.h"
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#include "nsXPIDLString.h"
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#include "nsIDOMRange.h"
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#include "nsIPluginWidget.h"
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#include "nsGUIEvent.h"
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#include "nsRenderingContext.h"
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#include "npapi.h"
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#include "nsTransform2D.h"
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#include "nsIImageLoadingContent.h"
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#include "nsIObjectLoadingContent.h"
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#include "nsPIDOMWindow.h"
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#include "nsIDOMElement.h"
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#include "nsContentUtils.h"
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#include "nsDisplayList.h"
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#include "nsAttrName.h"
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#include "nsDataHashtable.h"
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#include "nsDOMClassInfo.h"
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#include "nsFocusManager.h"
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#include "nsLayoutUtils.h"
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#include "nsFrameManager.h"
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#include "nsComponentManagerUtils.h"
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#include "nsIObserverService.h"
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#include "nsIScrollableFrame.h"
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#include "mozilla/Preferences.h"
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// headers for plugin scriptability
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#include "nsIScriptGlobalObject.h"
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#include "nsIScriptContext.h"
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#include "nsIXPConnect.h"
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#include "nsIXPCScriptable.h"
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#include "nsIClassInfo.h"
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#include "nsIDOMClientRect.h"
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#include "nsObjectFrame.h"
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#include "nsIObjectFrame.h"
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#include "nsPluginNativeWindow.h"
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#include "nsIPluginDocument.h"
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#include "FrameLayerBuilder.h"
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#include "nsThreadUtils.h"
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#include "gfxContext.h"
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#include "gfxPlatform.h"
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#ifdef XP_WIN
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#include "gfxWindowsNativeDrawing.h"
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#include "gfxWindowsSurface.h"
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#endif
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#include "gfxImageSurface.h"
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#include "gfxUtils.h"
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#include "Layers.h"
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#include "ReadbackLayer.h"
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// accessibility support
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#ifdef ACCESSIBILITY
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#include "nsAccessibilityService.h"
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#endif
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#ifdef MOZ_LOGGING
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#define FORCE_PR_LOG 1 /* Allow logging in the release build */
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#endif /* MOZ_LOGGING */
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#include "prlog.h"
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#include <errno.h>
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#include "nsContentCID.h"
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static NS_DEFINE_CID(kAppShellCID, NS_APPSHELL_CID);
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#ifdef XP_MACOSX
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#include "gfxQuartzNativeDrawing.h"
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#include "nsPluginUtilsOSX.h"
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#include "nsCoreAnimationSupport.h"
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#endif
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#ifdef MOZ_WIDGET_GTK2
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#include <gdk/gdk.h>
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#include <gdk/gdkx.h>
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#include <gtk/gtk.h>
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#include "gfxXlibNativeRenderer.h"
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#endif
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#ifdef MOZ_X11
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#include "mozilla/X11Util.h"
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using mozilla::DefaultXDisplay;
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#endif
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#ifdef XP_WIN
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#include <wtypes.h>
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#include <winuser.h>
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#endif
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#ifdef XP_OS2
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#define INCL_PM
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#define INCL_GPI
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#include <os2.h>
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#include "gfxOS2Surface.h"
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#endif
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#ifdef CreateEvent // Thank you MS.
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#undef CreateEvent
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#endif
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#ifdef PR_LOGGING
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static PRLogModuleInfo *nsObjectFrameLM = PR_NewLogModule("nsObjectFrame");
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#endif /* PR_LOGGING */
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#if defined(XP_MACOSX) && !defined(NP_NO_CARBON)
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#define MAC_CARBON_PLUGINS
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// The header files QuickdrawAPI.h and QDOffscreen.h are missing on OS X 10.7
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// and up (though the QuickDraw APIs defined in them are still present) -- so
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// we need to supply the relevant parts of their contents here. It's likely
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// that Apple will eventually remove the APIs themselves (probably in OS X
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// 10.8), so we need to make them weak imports, and test for their presence
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// before using them.
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extern "C" {
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#if !defined(__QUICKDRAWAPI__)
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extern void SetRect(
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Rect * r,
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short left,
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short top,
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short right,
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short bottom)
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__attribute__((weak_import));
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#endif /* __QUICKDRAWAPI__ */
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#if !defined(__QDOFFSCREEN__)
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extern QDErr NewGWorldFromPtr(
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GWorldPtr * offscreenGWorld,
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UInt32 PixelFormat,
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const Rect * boundsRect,
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CTabHandle cTable, /* can be NULL */
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GDHandle aGDevice, /* can be NULL */
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GWorldFlags flags,
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Ptr newBuffer,
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SInt32 rowBytes)
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__attribute__((weak_import));
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extern void DisposeGWorld(GWorldPtr offscreenGWorld)
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__attribute__((weak_import));
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#endif /* __QDOFFSCREEN__ */
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}
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#endif /* #if defined(XP_MACOSX) && !defined(NP_NO_CARBON) */
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using namespace mozilla;
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using namespace mozilla::plugins;
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using namespace mozilla::layers;
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class PluginBackgroundSink : public ReadbackSink {
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public:
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PluginBackgroundSink(nsObjectFrame* aFrame, PRUint64 aStartSequenceNumber)
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: mLastSequenceNumber(aStartSequenceNumber), mFrame(aFrame) {}
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~PluginBackgroundSink()
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{
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if (mFrame) {
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mFrame->mBackgroundSink = nsnull;
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}
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}
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virtual void SetUnknown(PRUint64 aSequenceNumber)
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{
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if (!AcceptUpdate(aSequenceNumber))
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return;
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mFrame->mInstanceOwner->SetBackgroundUnknown();
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}
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virtual already_AddRefed<gfxContext>
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BeginUpdate(const nsIntRect& aRect, PRUint64 aSequenceNumber)
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{
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if (!AcceptUpdate(aSequenceNumber))
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return nsnull;
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return mFrame->mInstanceOwner->BeginUpdateBackground(aRect);
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}
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virtual void EndUpdate(gfxContext* aContext, const nsIntRect& aRect)
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{
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return mFrame->mInstanceOwner->EndUpdateBackground(aContext, aRect);
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}
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void Destroy() { mFrame = nsnull; }
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protected:
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PRBool AcceptUpdate(PRUint64 aSequenceNumber) {
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if (aSequenceNumber > mLastSequenceNumber && mFrame &&
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mFrame->mInstanceOwner) {
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mLastSequenceNumber = aSequenceNumber;
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return PR_TRUE;
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}
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return PR_FALSE;
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}
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PRUint64 mLastSequenceNumber;
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nsObjectFrame* mFrame;
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};
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nsObjectFrame::nsObjectFrame(nsStyleContext* aContext)
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: nsObjectFrameSuper(aContext)
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, mReflowCallbackPosted(PR_FALSE)
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{
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PR_LOG(nsObjectFrameLM, PR_LOG_DEBUG,
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("Created new nsObjectFrame %p\n", this));
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}
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nsObjectFrame::~nsObjectFrame()
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{
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PR_LOG(nsObjectFrameLM, PR_LOG_DEBUG,
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("nsObjectFrame %p deleted\n", this));
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}
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NS_QUERYFRAME_HEAD(nsObjectFrame)
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NS_QUERYFRAME_ENTRY(nsIObjectFrame)
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NS_QUERYFRAME_TAIL_INHERITING(nsObjectFrameSuper)
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#ifdef ACCESSIBILITY
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already_AddRefed<nsAccessible>
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nsObjectFrame::CreateAccessible()
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{
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nsAccessibilityService* accService = nsIPresShell::AccService();
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return accService ?
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accService->CreateHTMLObjectFrameAccessible(this, mContent,
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PresContext()->PresShell()) :
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nsnull;
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}
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#ifdef XP_WIN
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NS_IMETHODIMP nsObjectFrame::GetPluginPort(HWND *aPort)
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{
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*aPort = (HWND) mInstanceOwner->GetPluginPortFromWidget();
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return NS_OK;
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}
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#endif
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#endif
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static NS_DEFINE_CID(kWidgetCID, NS_CHILD_CID);
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NS_IMETHODIMP
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nsObjectFrame::Init(nsIContent* aContent,
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nsIFrame* aParent,
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nsIFrame* aPrevInFlow)
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{
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NS_PRECONDITION(aContent, "How did that happen?");
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mPreventInstantiation =
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(aContent->GetCurrentDoc()->GetDisplayDocument() != nsnull);
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PR_LOG(nsObjectFrameLM, PR_LOG_DEBUG,
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("Initializing nsObjectFrame %p for content %p\n", this, aContent));
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nsresult rv = nsObjectFrameSuper::Init(aContent, aParent, aPrevInFlow);
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return rv;
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}
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void
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nsObjectFrame::DestroyFrom(nsIFrame* aDestructRoot)
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{
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NS_ASSERTION(!mPreventInstantiation ||
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(mContent && mContent->GetCurrentDoc()->GetDisplayDocument()),
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"about to crash due to bug 136927");
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// we need to finish with the plugin before native window is destroyed
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// doing this in the destructor is too late.
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StopPluginInternal(PR_TRUE);
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// StopPluginInternal might have disowned the widget; if it has,
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// mWidget will be null.
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if (mWidget) {
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mInnerView->DetachWidgetEventHandler(mWidget);
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mWidget->Destroy();
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}
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if (mBackgroundSink) {
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mBackgroundSink->Destroy();
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}
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nsObjectFrameSuper::DestroyFrom(aDestructRoot);
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}
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/* virtual */ void
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nsObjectFrame::DidSetStyleContext(nsStyleContext* aOldStyleContext)
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{
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if (HasView()) {
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nsIView* view = GetView();
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nsIViewManager* vm = view->GetViewManager();
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if (vm) {
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nsViewVisibility visibility =
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IsHidden() ? nsViewVisibility_kHide : nsViewVisibility_kShow;
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vm->SetViewVisibility(view, visibility);
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}
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}
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nsObjectFrameSuper::DidSetStyleContext(aOldStyleContext);
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}
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nsIAtom*
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nsObjectFrame::GetType() const
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{
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return nsGkAtoms::objectFrame;
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}
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#ifdef DEBUG
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NS_IMETHODIMP
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nsObjectFrame::GetFrameName(nsAString& aResult) const
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{
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return MakeFrameName(NS_LITERAL_STRING("ObjectFrame"), aResult);
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}
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#endif
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nsresult
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nsObjectFrame::CreateWidget(nscoord aWidth,
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nscoord aHeight,
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PRBool aViewOnly)
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{
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nsIView* view = GetView();
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NS_ASSERTION(view, "Object frames must have views");
|
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if (!view) {
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return NS_OK; //XXX why OK? MMP
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}
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PRBool needsWidget = !aViewOnly;
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PRBool canCreateWidget = !nsIWidget::UsePuppetWidgets();
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if (needsWidget && !canCreateWidget) {
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NS_WARNING("Can't use native widgets, and can't hand a plugins a PuppetWidget");
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}
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nsIViewManager* viewMan = view->GetViewManager();
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// mark the view as hidden since we don't know the (x,y) until Paint
|
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// XXX is the above comment correct?
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viewMan->SetViewVisibility(view, nsViewVisibility_kHide);
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|
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nsRefPtr<nsDeviceContext> dx;
|
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viewMan->GetDeviceContext(*getter_AddRefs(dx));
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|
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//this is ugly. it was ripped off from didreflow(). MMP
|
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// Position and size view relative to its parent, not relative to our
|
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// parent frame (our parent frame may not have a view).
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|
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nsIView* parentWithView;
|
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nsPoint origin;
|
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nsRect r(0, 0, mRect.width, mRect.height);
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|
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GetOffsetFromView(origin, &parentWithView);
|
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viewMan->ResizeView(view, r);
|
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viewMan->MoveViewTo(view, origin.x, origin.y);
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|
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nsRootPresContext* rpc = PresContext()->GetRootPresContext();
|
|
if (!rpc) {
|
|
return NS_ERROR_FAILURE;
|
|
}
|
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|
|
if (needsWidget && !mWidget && canCreateWidget) {
|
|
// XXX this breaks plugins in popups ... do we care?
|
|
nsIWidget* parentWidget =
|
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rpc->PresShell()->FrameManager()->GetRootFrame()->GetNearestWidget();
|
|
if (!parentWidget)
|
|
return NS_ERROR_FAILURE;
|
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|
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mInnerView = viewMan->CreateView(GetContentRectRelativeToSelf(), view);
|
|
if (!mInnerView) {
|
|
NS_ERROR("Could not create inner view");
|
|
return NS_ERROR_OUT_OF_MEMORY;
|
|
}
|
|
viewMan->InsertChild(view, mInnerView, nsnull, PR_TRUE);
|
|
|
|
nsresult rv;
|
|
mWidget = do_CreateInstance(kWidgetCID, &rv);
|
|
if (NS_FAILED(rv))
|
|
return rv;
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|
|
|
nsWidgetInitData initData;
|
|
initData.mWindowType = eWindowType_plugin;
|
|
initData.mUnicode = PR_FALSE;
|
|
initData.clipChildren = PR_TRUE;
|
|
initData.clipSiblings = PR_TRUE;
|
|
// We want mWidget to be able to deliver events to us, especially on
|
|
// Mac where events to the plugin are routed through Gecko. So we
|
|
// allow the view to attach its event handler to mWidget even though
|
|
// mWidget isn't the view's designated widget.
|
|
EVENT_CALLBACK eventHandler = mInnerView->AttachWidgetEventHandler(mWidget);
|
|
rv = mWidget->Create(parentWidget, nsnull, nsIntRect(0,0,0,0),
|
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eventHandler, dx, nsnull, nsnull, &initData);
|
|
if (NS_FAILED(rv)) {
|
|
mWidget->Destroy();
|
|
mWidget = nsnull;
|
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return rv;
|
|
}
|
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|
|
mWidget->EnableDragDrop(PR_TRUE);
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|
|
|
// If this frame has an ancestor with a widget which is not
|
|
// the root prescontext's widget, then this plugin should not be
|
|
// displayed, so don't show the widget. If we show the widget, the
|
|
// plugin may appear in the main window. In Web content this would
|
|
// only happen with a plugin in a XUL popup.
|
|
if (parentWidget == GetNearestWidget()) {
|
|
mWidget->Show(PR_TRUE);
|
|
#ifdef XP_MACOSX
|
|
// On Mac, we need to invalidate ourselves since even windowed
|
|
// plugins are painted through Thebes and we need to ensure
|
|
// the Thebes layer containing the plugin is updated.
|
|
Invalidate(GetContentRectRelativeToSelf());
|
|
#endif
|
|
}
|
|
}
|
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|
|
if (mWidget) {
|
|
rpc->RegisterPluginForGeometryUpdates(this);
|
|
rpc->RequestUpdatePluginGeometry(this);
|
|
|
|
// Here we set the background color for this widget because some plugins will use
|
|
// the child window background color when painting. If it's not set, it may default to gray
|
|
// Sometimes, a frame doesn't have a background color or is transparent. In this
|
|
// case, walk up the frame tree until we do find a frame with a background color
|
|
for (nsIFrame* frame = this; frame; frame = frame->GetParent()) {
|
|
nscolor bgcolor =
|
|
frame->GetVisitedDependentColor(eCSSProperty_background_color);
|
|
if (NS_GET_A(bgcolor) > 0) { // make sure we got an actual color
|
|
mWidget->SetBackgroundColor(bgcolor);
|
|
break;
|
|
}
|
|
}
|
|
|
|
#ifdef XP_MACOSX
|
|
// Now that we have a widget we want to set the event model before
|
|
// any events are processed.
|
|
nsCOMPtr<nsIPluginWidget> pluginWidget = do_QueryInterface(mWidget);
|
|
if (!pluginWidget)
|
|
return NS_ERROR_FAILURE;
|
|
pluginWidget->SetPluginEventModel(mInstanceOwner->GetEventModel());
|
|
pluginWidget->SetPluginDrawingModel(mInstanceOwner->GetDrawingModel());
|
|
|
|
if (mInstanceOwner->GetDrawingModel() == NPDrawingModelCoreAnimation) {
|
|
mInstanceOwner->SetupCARefresh();
|
|
}
|
|
#endif
|
|
} else {
|
|
#ifndef XP_MACOSX
|
|
rpc->RegisterPluginForGeometryUpdates(this);
|
|
rpc->RequestUpdatePluginGeometry(this);
|
|
#endif
|
|
}
|
|
|
|
if (!IsHidden()) {
|
|
viewMan->SetViewVisibility(view, nsViewVisibility_kShow);
|
|
}
|
|
|
|
return (needsWidget && !canCreateWidget) ? NS_ERROR_NOT_AVAILABLE : NS_OK;
|
|
}
|
|
|
|
#define EMBED_DEF_WIDTH 240
|
|
#define EMBED_DEF_HEIGHT 200
|
|
|
|
/* virtual */ nscoord
|
|
nsObjectFrame::GetMinWidth(nsRenderingContext *aRenderingContext)
|
|
{
|
|
nscoord result = 0;
|
|
|
|
if (!IsHidden(PR_FALSE)) {
|
|
nsIAtom *atom = mContent->Tag();
|
|
if (atom == nsGkAtoms::applet || atom == nsGkAtoms::embed) {
|
|
result = nsPresContext::CSSPixelsToAppUnits(EMBED_DEF_WIDTH);
|
|
}
|
|
}
|
|
|
|
DISPLAY_MIN_WIDTH(this, result);
|
|
return result;
|
|
}
|
|
|
|
/* virtual */ nscoord
|
|
nsObjectFrame::GetPrefWidth(nsRenderingContext *aRenderingContext)
|
|
{
|
|
return nsObjectFrame::GetMinWidth(aRenderingContext);
|
|
}
|
|
|
|
void
|
|
nsObjectFrame::GetDesiredSize(nsPresContext* aPresContext,
|
|
const nsHTMLReflowState& aReflowState,
|
|
nsHTMLReflowMetrics& aMetrics)
|
|
{
|
|
// By default, we have no area
|
|
aMetrics.width = 0;
|
|
aMetrics.height = 0;
|
|
|
|
if (IsHidden(PR_FALSE)) {
|
|
return;
|
|
}
|
|
|
|
aMetrics.width = aReflowState.ComputedWidth();
|
|
aMetrics.height = aReflowState.ComputedHeight();
|
|
|
|
// for EMBED and APPLET, default to 240x200 for compatibility
|
|
nsIAtom *atom = mContent->Tag();
|
|
if (atom == nsGkAtoms::applet || atom == nsGkAtoms::embed) {
|
|
if (aMetrics.width == NS_UNCONSTRAINEDSIZE) {
|
|
aMetrics.width = NS_MIN(NS_MAX(nsPresContext::CSSPixelsToAppUnits(EMBED_DEF_WIDTH),
|
|
aReflowState.mComputedMinWidth),
|
|
aReflowState.mComputedMaxWidth);
|
|
}
|
|
if (aMetrics.height == NS_UNCONSTRAINEDSIZE) {
|
|
aMetrics.height = NS_MIN(NS_MAX(nsPresContext::CSSPixelsToAppUnits(EMBED_DEF_HEIGHT),
|
|
aReflowState.mComputedMinHeight),
|
|
aReflowState.mComputedMaxHeight);
|
|
}
|
|
|
|
#if defined (MOZ_WIDGET_GTK2)
|
|
// We need to make sure that the size of the object frame does not
|
|
// exceed the maximum size of X coordinates. See bug #225357 for
|
|
// more information. In theory Gtk2 can handle large coordinates,
|
|
// but underlying plugins can't.
|
|
aMetrics.height = NS_MIN(aPresContext->DevPixelsToAppUnits(PR_INT16_MAX), aMetrics.height);
|
|
aMetrics.width = NS_MIN(aPresContext->DevPixelsToAppUnits(PR_INT16_MAX), aMetrics.width);
|
|
#endif
|
|
}
|
|
|
|
// At this point, the width has an unconstrained value only if we have
|
|
// nothing to go on (no width set, no information from the plugin, nothing).
|
|
// Make up a number.
|
|
if (aMetrics.width == NS_UNCONSTRAINEDSIZE) {
|
|
aMetrics.width =
|
|
(aReflowState.mComputedMinWidth != NS_UNCONSTRAINEDSIZE) ?
|
|
aReflowState.mComputedMinWidth : 0;
|
|
}
|
|
|
|
// At this point, the height has an unconstrained value only in two cases:
|
|
// a) We are in standards mode with percent heights and parent is auto-height
|
|
// b) We have no height information at all.
|
|
// In either case, we have to make up a number.
|
|
if (aMetrics.height == NS_UNCONSTRAINEDSIZE) {
|
|
aMetrics.height =
|
|
(aReflowState.mComputedMinHeight != NS_UNCONSTRAINEDSIZE) ?
|
|
aReflowState.mComputedMinHeight : 0;
|
|
}
|
|
|
|
// XXXbz don't add in the border and padding, because we screw up our
|
|
// plugin's size and positioning if we do... Eventually we _do_ want to
|
|
// paint borders, though! At that point, we will need to adjust the desired
|
|
// size either here or in Reflow.... Further, we will need to fix Paint() to
|
|
// call the superclass in all cases.
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsObjectFrame::Reflow(nsPresContext* aPresContext,
|
|
nsHTMLReflowMetrics& aMetrics,
|
|
const nsHTMLReflowState& aReflowState,
|
|
nsReflowStatus& aStatus)
|
|
{
|
|
DO_GLOBAL_REFLOW_COUNT("nsObjectFrame");
|
|
DISPLAY_REFLOW(aPresContext, this, aReflowState, aMetrics, aStatus);
|
|
|
|
// Get our desired size
|
|
GetDesiredSize(aPresContext, aReflowState, aMetrics);
|
|
aMetrics.SetOverflowAreasToDesiredBounds();
|
|
FinishAndStoreOverflow(&aMetrics);
|
|
|
|
// delay plugin instantiation until all children have
|
|
// arrived. Otherwise there may be PARAMs or other stuff that the
|
|
// plugin needs to see that haven't arrived yet.
|
|
if (!GetContent()->IsDoneAddingChildren()) {
|
|
aStatus = NS_FRAME_COMPLETE;
|
|
return NS_OK;
|
|
}
|
|
|
|
// if we are printing or print previewing, bail for now
|
|
if (aPresContext->Medium() == nsGkAtoms::print) {
|
|
aStatus = NS_FRAME_COMPLETE;
|
|
return NS_OK;
|
|
}
|
|
|
|
nsRect r(0, 0, aMetrics.width, aMetrics.height);
|
|
r.Deflate(aReflowState.mComputedBorderPadding);
|
|
|
|
if (mInnerView) {
|
|
nsIViewManager* vm = mInnerView->GetViewManager();
|
|
vm->MoveViewTo(mInnerView, r.x, r.y);
|
|
vm->ResizeView(mInnerView, nsRect(nsPoint(0, 0), r.Size()), PR_TRUE);
|
|
}
|
|
|
|
FixupWindow(r.Size());
|
|
if (!mReflowCallbackPosted) {
|
|
mReflowCallbackPosted = PR_TRUE;
|
|
aPresContext->PresShell()->PostReflowCallback(this);
|
|
}
|
|
|
|
aStatus = NS_FRAME_COMPLETE;
|
|
|
|
NS_FRAME_SET_TRUNCATION(aStatus, aReflowState, aMetrics);
|
|
return NS_OK;
|
|
}
|
|
|
|
///////////// nsIReflowCallback ///////////////
|
|
|
|
PRBool
|
|
nsObjectFrame::ReflowFinished()
|
|
{
|
|
mReflowCallbackPosted = PR_FALSE;
|
|
CallSetWindow();
|
|
return PR_TRUE;
|
|
}
|
|
|
|
void
|
|
nsObjectFrame::ReflowCallbackCanceled()
|
|
{
|
|
mReflowCallbackPosted = PR_FALSE;
|
|
}
|
|
|
|
nsresult
|
|
nsObjectFrame::InstantiatePlugin(nsPluginHost* aPluginHost,
|
|
const char* aMimeType,
|
|
nsIURI* aURI)
|
|
{
|
|
NS_ASSERTION(mPreventInstantiation,
|
|
"Instantiation should be prevented here!");
|
|
|
|
// If you add early return(s), be sure to balance this call to
|
|
// appShell->SuspendNative() with additional call(s) to
|
|
// appShell->ReturnNative().
|
|
nsCOMPtr<nsIAppShell> appShell = do_GetService(kAppShellCID);
|
|
if (appShell) {
|
|
appShell->SuspendNative();
|
|
}
|
|
|
|
NS_ASSERTION(mContent, "We should have a content node.");
|
|
|
|
nsIDocument* doc = mContent->GetOwnerDoc();
|
|
nsCOMPtr<nsIPluginDocument> pDoc (do_QueryInterface(doc));
|
|
PRBool fullPageMode = PR_FALSE;
|
|
if (pDoc) {
|
|
pDoc->GetWillHandleInstantiation(&fullPageMode);
|
|
}
|
|
|
|
nsresult rv;
|
|
if (fullPageMode) { /* full-page mode */
|
|
nsCOMPtr<nsIStreamListener> stream;
|
|
rv = aPluginHost->InstantiateFullPagePlugin(aMimeType, aURI, mInstanceOwner, getter_AddRefs(stream));
|
|
if (NS_SUCCEEDED(rv))
|
|
pDoc->SetStreamListener(stream);
|
|
} else { /* embedded mode */
|
|
rv = aPluginHost->InstantiateEmbeddedPlugin(aMimeType, aURI, mInstanceOwner);
|
|
}
|
|
|
|
// Note that |this| may very well be destroyed already!
|
|
|
|
if (appShell) {
|
|
appShell->ResumeNative();
|
|
}
|
|
|
|
return rv;
|
|
}
|
|
|
|
void
|
|
nsObjectFrame::FixupWindow(const nsSize& aSize)
|
|
{
|
|
nsPresContext* presContext = PresContext();
|
|
|
|
if (!mInstanceOwner)
|
|
return;
|
|
|
|
NPWindow *window;
|
|
mInstanceOwner->GetWindow(window);
|
|
|
|
NS_ENSURE_TRUE(window, /**/);
|
|
|
|
#ifdef XP_MACOSX
|
|
mInstanceOwner->FixUpPluginWindow(nsPluginInstanceOwner::ePluginPaintDisable);
|
|
#endif
|
|
|
|
PRBool windowless = (window->type == NPWindowTypeDrawable);
|
|
|
|
nsIntPoint origin = GetWindowOriginInPixels(windowless);
|
|
|
|
window->x = origin.x;
|
|
window->y = origin.y;
|
|
|
|
window->width = presContext->AppUnitsToDevPixels(aSize.width);
|
|
window->height = presContext->AppUnitsToDevPixels(aSize.height);
|
|
|
|
// on the Mac we need to set the clipRect to { 0, 0, 0, 0 } for now. This will keep
|
|
// us from drawing on screen until the widget is properly positioned, which will not
|
|
// happen until we have finished the reflow process.
|
|
#ifdef XP_MACOSX
|
|
window->clipRect.top = 0;
|
|
window->clipRect.left = 0;
|
|
window->clipRect.bottom = 0;
|
|
window->clipRect.right = 0;
|
|
#else
|
|
mInstanceOwner->UpdateWindowPositionAndClipRect(PR_FALSE);
|
|
#endif
|
|
|
|
NotifyPluginReflowObservers();
|
|
}
|
|
|
|
nsresult
|
|
nsObjectFrame::CallSetWindow(PRBool aCheckIsHidden)
|
|
{
|
|
NPWindow *win = nsnull;
|
|
|
|
nsresult rv = NS_ERROR_FAILURE;
|
|
nsRefPtr<nsNPAPIPluginInstance> pi;
|
|
if (!mInstanceOwner ||
|
|
NS_FAILED(rv = mInstanceOwner->GetInstance(getter_AddRefs(pi))) ||
|
|
!pi ||
|
|
NS_FAILED(rv = mInstanceOwner->GetWindow(win)) ||
|
|
!win)
|
|
return rv;
|
|
|
|
nsPluginNativeWindow *window = (nsPluginNativeWindow *)win;
|
|
#ifdef XP_MACOSX
|
|
mInstanceOwner->FixUpPluginWindow(nsPluginInstanceOwner::ePluginPaintDisable);
|
|
#endif
|
|
|
|
if (aCheckIsHidden && IsHidden())
|
|
return NS_ERROR_FAILURE;
|
|
|
|
// refresh the plugin port as well
|
|
window->window = mInstanceOwner->GetPluginPortFromWidget();
|
|
|
|
// Adjust plugin dimensions according to pixel snap results
|
|
// and reduce amount of SetWindow calls
|
|
nsPresContext* presContext = PresContext();
|
|
nsRootPresContext* rootPC = presContext->GetRootPresContext();
|
|
if (!rootPC)
|
|
return NS_ERROR_FAILURE;
|
|
PRInt32 appUnitsPerDevPixel = presContext->AppUnitsPerDevPixel();
|
|
nsIFrame* rootFrame = rootPC->PresShell()->FrameManager()->GetRootFrame();
|
|
nsRect bounds = GetContentRectRelativeToSelf() + GetOffsetToCrossDoc(rootFrame);
|
|
nsIntRect intBounds = bounds.ToNearestPixels(appUnitsPerDevPixel);
|
|
window->x = intBounds.x;
|
|
window->y = intBounds.y;
|
|
window->width = intBounds.width;
|
|
window->height = intBounds.height;
|
|
|
|
// this will call pi->SetWindow and take care of window subclassing
|
|
// if needed, see bug 132759.
|
|
if (mInstanceOwner->UseAsyncRendering()) {
|
|
rv = pi->AsyncSetWindow(window);
|
|
}
|
|
else {
|
|
rv = window->CallSetWindow(pi);
|
|
}
|
|
|
|
mInstanceOwner->ReleasePluginPort(window->window);
|
|
return rv;
|
|
}
|
|
|
|
PRBool
|
|
nsObjectFrame::IsFocusable(PRInt32 *aTabIndex, PRBool aWithMouse)
|
|
{
|
|
if (aTabIndex)
|
|
*aTabIndex = -1;
|
|
return nsObjectFrameSuper::IsFocusable(aTabIndex, aWithMouse);
|
|
}
|
|
|
|
PRBool
|
|
nsObjectFrame::IsHidden(PRBool aCheckVisibilityStyle) const
|
|
{
|
|
if (aCheckVisibilityStyle) {
|
|
if (!GetStyleVisibility()->IsVisibleOrCollapsed())
|
|
return PR_TRUE;
|
|
}
|
|
|
|
// only <embed> tags support the HIDDEN attribute
|
|
if (mContent->Tag() == nsGkAtoms::embed) {
|
|
// Yes, these are really the kooky ways that you could tell 4.x
|
|
// not to hide the <embed> once you'd put the 'hidden' attribute
|
|
// on the tag...
|
|
|
|
// HIDDEN w/ no attributes gets translated as we are hidden for
|
|
// compatibility w/ 4.x and IE so we don't create a non-painting
|
|
// widget in layout. See bug 188959.
|
|
nsAutoString hidden;
|
|
if (mContent->GetAttr(kNameSpaceID_None, nsGkAtoms::hidden, hidden) &&
|
|
(hidden.IsEmpty() ||
|
|
(!hidden.LowerCaseEqualsLiteral("false") &&
|
|
!hidden.LowerCaseEqualsLiteral("no") &&
|
|
!hidden.LowerCaseEqualsLiteral("off")))) {
|
|
return PR_TRUE;
|
|
}
|
|
}
|
|
|
|
return PR_FALSE;
|
|
}
|
|
|
|
nsIntPoint nsObjectFrame::GetWindowOriginInPixels(PRBool aWindowless)
|
|
{
|
|
nsIView * parentWithView;
|
|
nsPoint origin(0,0);
|
|
|
|
GetOffsetFromView(origin, &parentWithView);
|
|
|
|
// if it's windowless, let's make sure we have our origin set right
|
|
// it may need to be corrected, like after scrolling
|
|
if (aWindowless && parentWithView) {
|
|
nsPoint offsetToWidget;
|
|
parentWithView->GetNearestWidget(&offsetToWidget);
|
|
origin += offsetToWidget;
|
|
}
|
|
origin += GetContentRectRelativeToSelf().TopLeft();
|
|
|
|
return nsIntPoint(PresContext()->AppUnitsToDevPixels(origin.x),
|
|
PresContext()->AppUnitsToDevPixels(origin.y));
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsObjectFrame::DidReflow(nsPresContext* aPresContext,
|
|
const nsHTMLReflowState* aReflowState,
|
|
nsDidReflowStatus aStatus)
|
|
{
|
|
// Do this check before calling the superclass, as that clears
|
|
// NS_FRAME_FIRST_REFLOW
|
|
if (aStatus == NS_FRAME_REFLOW_FINISHED &&
|
|
(GetStateBits() & NS_FRAME_FIRST_REFLOW)) {
|
|
nsCOMPtr<nsIObjectLoadingContent> objContent(do_QueryInterface(mContent));
|
|
NS_ASSERTION(objContent, "Why not an object loading content?");
|
|
objContent->HasNewFrame(this);
|
|
}
|
|
|
|
nsresult rv = nsObjectFrameSuper::DidReflow(aPresContext, aReflowState, aStatus);
|
|
|
|
// The view is created hidden; once we have reflowed it and it has been
|
|
// positioned then we show it.
|
|
if (aStatus != NS_FRAME_REFLOW_FINISHED)
|
|
return rv;
|
|
|
|
if (HasView()) {
|
|
nsIView* view = GetView();
|
|
nsIViewManager* vm = view->GetViewManager();
|
|
if (vm)
|
|
vm->SetViewVisibility(view, IsHidden() ? nsViewVisibility_kHide : nsViewVisibility_kShow);
|
|
}
|
|
|
|
return rv;
|
|
}
|
|
|
|
/* static */ void
|
|
nsObjectFrame::PaintPrintPlugin(nsIFrame* aFrame, nsRenderingContext* aCtx,
|
|
const nsRect& aDirtyRect, nsPoint aPt)
|
|
{
|
|
nsPoint pt = aPt + aFrame->GetContentRectRelativeToSelf().TopLeft();
|
|
nsRenderingContext::AutoPushTranslation translate(aCtx, pt);
|
|
// FIXME - Bug 385435: Doesn't aDirtyRect need translating too?
|
|
static_cast<nsObjectFrame*>(aFrame)->PrintPlugin(*aCtx, aDirtyRect);
|
|
}
|
|
|
|
class nsDisplayPluginReadback : public nsDisplayItem {
|
|
public:
|
|
nsDisplayPluginReadback(nsDisplayListBuilder* aBuilder, nsIFrame* aFrame)
|
|
: nsDisplayItem(aBuilder, aFrame)
|
|
{
|
|
MOZ_COUNT_CTOR(nsDisplayPluginReadback);
|
|
}
|
|
#ifdef NS_BUILD_REFCNT_LOGGING
|
|
virtual ~nsDisplayPluginReadback() {
|
|
MOZ_COUNT_DTOR(nsDisplayPluginReadback);
|
|
}
|
|
#endif
|
|
|
|
virtual nsRect GetBounds(nsDisplayListBuilder* aBuilder);
|
|
virtual PRBool ComputeVisibility(nsDisplayListBuilder* aBuilder,
|
|
nsRegion* aVisibleRegion,
|
|
const nsRect& aAllowVisibleRegionExpansion);
|
|
|
|
NS_DISPLAY_DECL_NAME("PluginReadback", TYPE_PLUGIN_READBACK)
|
|
|
|
virtual already_AddRefed<Layer> BuildLayer(nsDisplayListBuilder* aBuilder,
|
|
LayerManager* aManager,
|
|
const ContainerParameters& aContainerParameters)
|
|
{
|
|
return static_cast<nsObjectFrame*>(mFrame)->BuildLayer(aBuilder, aManager, this);
|
|
}
|
|
|
|
virtual LayerState GetLayerState(nsDisplayListBuilder* aBuilder,
|
|
LayerManager* aManager)
|
|
{
|
|
return LAYER_ACTIVE;
|
|
}
|
|
};
|
|
|
|
static nsRect
|
|
GetDisplayItemBounds(nsDisplayListBuilder* aBuilder, nsDisplayItem* aItem, nsIFrame* aFrame)
|
|
{
|
|
// XXX For slightly more accurate region computations we should pixel-snap this
|
|
return aFrame->GetContentRectRelativeToSelf() + aItem->ToReferenceFrame();
|
|
}
|
|
|
|
nsRect
|
|
nsDisplayPluginReadback::GetBounds(nsDisplayListBuilder* aBuilder)
|
|
{
|
|
return GetDisplayItemBounds(aBuilder, this, mFrame);
|
|
}
|
|
|
|
PRBool
|
|
nsDisplayPluginReadback::ComputeVisibility(nsDisplayListBuilder* aBuilder,
|
|
nsRegion* aVisibleRegion,
|
|
const nsRect& aAllowVisibleRegionExpansion)
|
|
{
|
|
if (!nsDisplayItem::ComputeVisibility(aBuilder, aVisibleRegion,
|
|
aAllowVisibleRegionExpansion))
|
|
return PR_FALSE;
|
|
|
|
nsRect expand;
|
|
expand.IntersectRect(aAllowVisibleRegionExpansion, GetBounds(aBuilder));
|
|
// *Add* our bounds to the visible region so that stuff underneath us is
|
|
// likely to be made visible, so we can use it for a background! This is
|
|
// a bit crazy since we normally only subtract from the visible region.
|
|
aVisibleRegion->Or(*aVisibleRegion, expand);
|
|
return PR_TRUE;
|
|
}
|
|
|
|
nsRect
|
|
nsDisplayPlugin::GetBounds(nsDisplayListBuilder* aBuilder)
|
|
{
|
|
return GetDisplayItemBounds(aBuilder, this, mFrame);
|
|
}
|
|
|
|
void
|
|
nsDisplayPlugin::Paint(nsDisplayListBuilder* aBuilder,
|
|
nsRenderingContext* aCtx)
|
|
{
|
|
nsObjectFrame* f = static_cast<nsObjectFrame*>(mFrame);
|
|
f->PaintPlugin(aBuilder, *aCtx, mVisibleRect, GetBounds(aBuilder));
|
|
}
|
|
|
|
PRBool
|
|
nsDisplayPlugin::ComputeVisibility(nsDisplayListBuilder* aBuilder,
|
|
nsRegion* aVisibleRegion,
|
|
const nsRect& aAllowVisibleRegionExpansion)
|
|
{
|
|
mVisibleRegion.And(*aVisibleRegion, GetBounds(aBuilder));
|
|
return nsDisplayItem::ComputeVisibility(aBuilder, aVisibleRegion,
|
|
aAllowVisibleRegionExpansion);
|
|
}
|
|
|
|
nsRegion
|
|
nsDisplayPlugin::GetOpaqueRegion(nsDisplayListBuilder* aBuilder,
|
|
PRBool* aForceTransparentSurface)
|
|
{
|
|
if (aForceTransparentSurface) {
|
|
*aForceTransparentSurface = PR_FALSE;
|
|
}
|
|
nsRegion result;
|
|
nsObjectFrame* f = static_cast<nsObjectFrame*>(mFrame);
|
|
if (!aBuilder->IsForPluginGeometry()) {
|
|
nsIWidget* widget = f->GetWidget();
|
|
if (widget) {
|
|
nsTArray<nsIntRect> clip;
|
|
widget->GetWindowClipRegion(&clip);
|
|
nsTArray<nsIWidget::Configuration> configuration;
|
|
GetWidgetConfiguration(aBuilder, &configuration);
|
|
NS_ASSERTION(configuration.Length() == 1, "No configuration found");
|
|
if (clip != configuration[0].mClipRegion) {
|
|
// Something has clipped us unexpectedly. Perhaps there is a translucent
|
|
// chrome element overlaying us that forced us to be clipped away. Treat
|
|
// us as non-opaque since we may have holes.
|
|
return result;
|
|
}
|
|
}
|
|
}
|
|
if (f->IsOpaque() &&
|
|
(aBuilder->IsForPluginGeometry() ||
|
|
(f->GetPaintedRect(this) + ToReferenceFrame()).Contains(GetBounds(aBuilder)))) {
|
|
// We can treat this as opaque
|
|
result = GetBounds(aBuilder);
|
|
}
|
|
return result;
|
|
}
|
|
|
|
void
|
|
nsDisplayPlugin::GetWidgetConfiguration(nsDisplayListBuilder* aBuilder,
|
|
nsTArray<nsIWidget::Configuration>* aConfigurations)
|
|
{
|
|
nsObjectFrame* f = static_cast<nsObjectFrame*>(mFrame);
|
|
nsPoint pluginOrigin = mFrame->GetContentRectRelativeToSelf().TopLeft() +
|
|
ToReferenceFrame();
|
|
f->ComputeWidgetGeometry(mVisibleRegion, pluginOrigin, aConfigurations);
|
|
}
|
|
|
|
void
|
|
nsObjectFrame::ComputeWidgetGeometry(const nsRegion& aRegion,
|
|
const nsPoint& aPluginOrigin,
|
|
nsTArray<nsIWidget::Configuration>* aConfigurations)
|
|
{
|
|
if (!mWidget) {
|
|
#ifndef XP_MACOSX
|
|
if (mInstanceOwner) {
|
|
// UpdateWindowVisibility will notify the plugin of position changes
|
|
// by updating the NPWindow and calling NPP_SetWindow/AsyncSetWindow.
|
|
mInstanceOwner->UpdateWindowVisibility(!aRegion.IsEmpty());
|
|
}
|
|
#endif
|
|
return;
|
|
}
|
|
|
|
nsPresContext* presContext = PresContext();
|
|
nsRootPresContext* rootPC = presContext->GetRootPresContext();
|
|
if (!rootPC)
|
|
return;
|
|
|
|
nsIWidget::Configuration* configuration = aConfigurations->AppendElement();
|
|
if (!configuration)
|
|
return;
|
|
configuration->mChild = mWidget;
|
|
|
|
PRInt32 appUnitsPerDevPixel = presContext->AppUnitsPerDevPixel();
|
|
nsIFrame* rootFrame = rootPC->PresShell()->FrameManager()->GetRootFrame();
|
|
nsRect bounds = GetContentRectRelativeToSelf() + GetOffsetToCrossDoc(rootFrame);
|
|
configuration->mBounds = bounds.ToNearestPixels(appUnitsPerDevPixel);
|
|
|
|
// This should produce basically the same rectangle (but not relative
|
|
// to the root frame). We only call this here for the side-effect of
|
|
// setting mViewToWidgetOffset on the view.
|
|
mInnerView->CalcWidgetBounds(eWindowType_plugin);
|
|
|
|
nsRegionRectIterator iter(aRegion);
|
|
nsIntPoint pluginOrigin = aPluginOrigin.ToNearestPixels(appUnitsPerDevPixel);
|
|
for (const nsRect* r = iter.Next(); r; r = iter.Next()) {
|
|
// Snap *r to pixels while it's relative to the painted widget, to
|
|
// improve consistency with rectangle and image drawing
|
|
nsIntRect pixRect =
|
|
r->ToNearestPixels(appUnitsPerDevPixel) - pluginOrigin;
|
|
if (!pixRect.IsEmpty()) {
|
|
configuration->mClipRegion.AppendElement(pixRect);
|
|
}
|
|
}
|
|
}
|
|
|
|
nsresult
|
|
nsObjectFrame::PluginEventNotifier::Run() {
|
|
nsCOMPtr<nsIObserverService> obsSvc =
|
|
mozilla::services::GetObserverService();
|
|
obsSvc->NotifyObservers(nsnull, "plugin-changed-event", mEventType.get());
|
|
return NS_OK;
|
|
}
|
|
|
|
void
|
|
nsObjectFrame::NotifyPluginReflowObservers()
|
|
{
|
|
nsContentUtils::AddScriptRunner(new PluginEventNotifier(NS_LITERAL_STRING("reflow")));
|
|
}
|
|
|
|
void
|
|
nsObjectFrame::DidSetWidgetGeometry()
|
|
{
|
|
#if defined(XP_MACOSX)
|
|
if (mInstanceOwner) {
|
|
mInstanceOwner->FixUpPluginWindow(nsPluginInstanceOwner::ePluginPaintEnable);
|
|
}
|
|
#endif
|
|
}
|
|
|
|
PRBool
|
|
nsObjectFrame::IsOpaque() const
|
|
{
|
|
#if defined(XP_MACOSX)
|
|
// ???
|
|
return PR_FALSE;
|
|
#else
|
|
return !IsTransparentMode();
|
|
#endif
|
|
}
|
|
|
|
PRBool
|
|
nsObjectFrame::IsTransparentMode() const
|
|
{
|
|
#if defined(XP_MACOSX)
|
|
// ???
|
|
return PR_FALSE;
|
|
#else
|
|
if (!mInstanceOwner)
|
|
return PR_FALSE;
|
|
|
|
NPWindow *window;
|
|
mInstanceOwner->GetWindow(window);
|
|
if (window->type != NPWindowTypeDrawable)
|
|
return PR_FALSE;
|
|
|
|
nsresult rv;
|
|
nsRefPtr<nsNPAPIPluginInstance> pi;
|
|
rv = mInstanceOwner->GetInstance(getter_AddRefs(pi));
|
|
if (NS_FAILED(rv) || !pi)
|
|
return PR_FALSE;
|
|
|
|
PRBool transparent = PR_FALSE;
|
|
pi->IsTransparent(&transparent);
|
|
return transparent;
|
|
#endif
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsObjectFrame::BuildDisplayList(nsDisplayListBuilder* aBuilder,
|
|
const nsRect& aDirtyRect,
|
|
const nsDisplayListSet& aLists)
|
|
{
|
|
// XXX why are we painting collapsed object frames?
|
|
if (!IsVisibleOrCollapsedForPainting(aBuilder))
|
|
return NS_OK;
|
|
|
|
nsresult rv = DisplayBorderBackgroundOutline(aBuilder, aLists);
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
|
|
nsPresContext::nsPresContextType type = PresContext()->Type();
|
|
|
|
// If we are painting in Print Preview do nothing....
|
|
if (type == nsPresContext::eContext_PrintPreview)
|
|
return NS_OK;
|
|
|
|
DO_GLOBAL_REFLOW_COUNT_DSP("nsObjectFrame");
|
|
|
|
#ifndef XP_MACOSX
|
|
if (mWidget && aBuilder->IsInTransform()) {
|
|
// Windowed plugins should not be rendered inside a transform.
|
|
return NS_OK;
|
|
}
|
|
#endif
|
|
|
|
nsDisplayList replacedContent;
|
|
|
|
if (aBuilder->IsForPainting() && mInstanceOwner && mInstanceOwner->UseAsyncRendering()) {
|
|
NPWindow* window = nsnull;
|
|
mInstanceOwner->GetWindow(window);
|
|
PRBool isVisible = window && window->width > 0 && window->height > 0;
|
|
if (isVisible && aBuilder->ShouldSyncDecodeImages()) {
|
|
#ifndef XP_MACOSX
|
|
mInstanceOwner->UpdateWindowVisibility(PR_TRUE);
|
|
#endif
|
|
}
|
|
|
|
nsRefPtr<ImageContainer> container = GetImageContainer();
|
|
nsRefPtr<Image> currentImage = container ? container->GetCurrentImage() : nsnull;
|
|
if (!currentImage || !isVisible ||
|
|
container->GetCurrentSize() != gfxIntSize(window->width, window->height)) {
|
|
mInstanceOwner->NotifyPaintWaiter(aBuilder);
|
|
}
|
|
}
|
|
|
|
// determine if we are printing
|
|
if (type == nsPresContext::eContext_Print) {
|
|
rv = replacedContent.AppendNewToTop(new (aBuilder)
|
|
nsDisplayGeneric(aBuilder, this, PaintPrintPlugin, "PrintPlugin",
|
|
nsDisplayItem::TYPE_PRINT_PLUGIN));
|
|
} else {
|
|
if (aBuilder->IsPaintingToWindow() &&
|
|
GetLayerState(aBuilder, nsnull) == LAYER_ACTIVE &&
|
|
IsTransparentMode()) {
|
|
rv = replacedContent.AppendNewToTop(new (aBuilder)
|
|
nsDisplayPluginReadback(aBuilder, this));
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
}
|
|
|
|
rv = replacedContent.AppendNewToTop(new (aBuilder)
|
|
nsDisplayPlugin(aBuilder, this));
|
|
}
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
|
|
WrapReplacedContentForBorderRadius(aBuilder, &replacedContent, aLists);
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
#ifdef XP_OS2
|
|
static void *
|
|
GetPSFromRC(nsRenderingContext& aRenderingContext)
|
|
{
|
|
nsRefPtr<gfxASurface>
|
|
surf = aRenderingContext.ThebesContext()->CurrentSurface();
|
|
if (!surf || surf->CairoStatus())
|
|
return nsnull;
|
|
return (void *)(static_cast<gfxOS2Surface*>
|
|
(static_cast<gfxASurface*>(surf.get()))->GetPS());
|
|
}
|
|
#endif
|
|
|
|
void
|
|
nsObjectFrame::PrintPlugin(nsRenderingContext& aRenderingContext,
|
|
const nsRect& aDirtyRect)
|
|
{
|
|
nsCOMPtr<nsIObjectLoadingContent> obj(do_QueryInterface(mContent));
|
|
if (!obj)
|
|
return;
|
|
|
|
nsIFrame* frame = nsnull;
|
|
obj->GetPrintFrame(&frame);
|
|
if (!frame)
|
|
return;
|
|
|
|
nsPresContext* presContext = PresContext();
|
|
// make sure this is REALLY an nsIObjectFrame
|
|
// we may need to go through the children to get it
|
|
nsIObjectFrame* objectFrame = do_QueryFrame(frame);
|
|
if (!objectFrame)
|
|
objectFrame = GetNextObjectFrame(presContext,frame);
|
|
if (!objectFrame)
|
|
return;
|
|
|
|
// finally we can get our plugin instance
|
|
nsRefPtr<nsNPAPIPluginInstance> pi;
|
|
if (NS_FAILED(objectFrame->GetPluginInstance(getter_AddRefs(pi))) || !pi)
|
|
return;
|
|
|
|
// now we need to setup the correct location for printing
|
|
NPWindow window;
|
|
window.window = nsnull;
|
|
|
|
// prepare embedded mode printing struct
|
|
NPPrint npprint;
|
|
npprint.mode = NP_EMBED;
|
|
|
|
// we need to find out if we are windowless or not
|
|
PRBool windowless = PR_FALSE;
|
|
pi->IsWindowless(&windowless);
|
|
window.type = windowless ? NPWindowTypeDrawable : NPWindowTypeWindow;
|
|
|
|
window.clipRect.bottom = 0; window.clipRect.top = 0;
|
|
window.clipRect.left = 0; window.clipRect.right = 0;
|
|
|
|
// platform specific printing code
|
|
#ifdef MAC_CARBON_PLUGINS
|
|
// Don't use this code if any of the QuickDraw APIs it currently requires
|
|
// are missing (as they probably will be on OS X 10.8 and up).
|
|
if (!::SetRect || !::NewGWorldFromPtr || !::DisposeGWorld) {
|
|
NS_WARNING("Cannot print plugin -- required QuickDraw APIs are missing!");
|
|
return;
|
|
}
|
|
|
|
nsSize contentSize = GetContentRectRelativeToSelf().Size();
|
|
window.x = 0;
|
|
window.y = 0;
|
|
window.width = presContext->AppUnitsToDevPixels(contentSize.width);
|
|
window.height = presContext->AppUnitsToDevPixels(contentSize.height);
|
|
|
|
gfxContext *ctx = aRenderingContext.ThebesContext();
|
|
if (!ctx)
|
|
return;
|
|
gfxContextAutoSaveRestore save(ctx);
|
|
|
|
ctx->NewPath();
|
|
|
|
gfxRect rect(window.x, window.y, window.width, window.height);
|
|
|
|
ctx->Rectangle(rect);
|
|
ctx->Clip();
|
|
|
|
gfxQuartzNativeDrawing nativeDraw(ctx, rect);
|
|
CGContextRef cgContext = nativeDraw.BeginNativeDrawing();
|
|
if (!cgContext) {
|
|
nativeDraw.EndNativeDrawing();
|
|
return;
|
|
}
|
|
|
|
window.clipRect.right = window.width;
|
|
window.clipRect.bottom = window.height;
|
|
window.type = NPWindowTypeDrawable;
|
|
|
|
::Rect gwBounds;
|
|
::SetRect(&gwBounds, 0, 0, window.width, window.height);
|
|
|
|
nsTArray<char> buffer(window.width * window.height * 4);
|
|
CGColorSpaceRef cspace = ::CGColorSpaceCreateWithName(kCGColorSpaceGenericRGB);
|
|
if (!cspace) {
|
|
nativeDraw.EndNativeDrawing();
|
|
return;
|
|
}
|
|
CGContextRef cgBuffer =
|
|
::CGBitmapContextCreate(buffer.Elements(),
|
|
window.width, window.height, 8, window.width * 4,
|
|
cspace, kCGBitmapByteOrder32Big | kCGImageAlphaPremultipliedFirst);
|
|
::CGColorSpaceRelease(cspace);
|
|
if (!cgBuffer) {
|
|
nativeDraw.EndNativeDrawing();
|
|
return;
|
|
}
|
|
GWorldPtr gWorld;
|
|
if (::NewGWorldFromPtr(&gWorld, k32ARGBPixelFormat, &gwBounds, NULL, NULL, 0,
|
|
buffer.Elements(), window.width * 4) != noErr) {
|
|
::CGContextRelease(cgBuffer);
|
|
nativeDraw.EndNativeDrawing();
|
|
return;
|
|
}
|
|
|
|
window.clipRect.right = window.width;
|
|
window.clipRect.bottom = window.height;
|
|
window.type = NPWindowTypeDrawable;
|
|
// Setting nsPluginPrint/NPPrint.print.embedPrint.window.window to
|
|
// &GWorldPtr and nsPluginPrint/NPPrint.print.embedPrint.platformPrint to
|
|
// GWorldPtr isn't any kind of standard (it's not documented anywhere).
|
|
// But that's what WebKit does. And it's what the Flash plugin (apparently
|
|
// the only NPAPI plugin on OS X to support printing) seems to expect. So
|
|
// we do the same. The Flash plugin uses the CoreGraphics drawing mode.
|
|
// But a GWorldPtr should be usable in either CoreGraphics or QuickDraw
|
|
// drawing mode. See bug 191046.
|
|
window.window = &gWorld;
|
|
npprint.print.embedPrint.platformPrint = gWorld;
|
|
npprint.print.embedPrint.window = window;
|
|
pi->Print(&npprint);
|
|
|
|
::CGContextTranslateCTM(cgContext, 0.0f, float(window.height));
|
|
::CGContextScaleCTM(cgContext, 1.0f, -1.0f);
|
|
CGImageRef image = ::CGBitmapContextCreateImage(cgBuffer);
|
|
if (!image) {
|
|
::CGContextRestoreGState(cgContext);
|
|
::CGContextRelease(cgBuffer);
|
|
::DisposeGWorld(gWorld);
|
|
nativeDraw.EndNativeDrawing();
|
|
return;
|
|
}
|
|
::CGContextDrawImage(cgContext,
|
|
::CGRectMake(0, 0, window.width, window.height),
|
|
image);
|
|
::CGImageRelease(image);
|
|
::CGContextRelease(cgBuffer);
|
|
|
|
::DisposeGWorld(gWorld);
|
|
|
|
nativeDraw.EndNativeDrawing();
|
|
#elif defined(XP_UNIX)
|
|
|
|
/* XXX this just flat-out doesn't work in a thebes world --
|
|
* RenderEPS is a no-op. So don't bother to do any work here.
|
|
*/
|
|
|
|
#elif defined(XP_OS2)
|
|
void *hps = GetPSFromRC(aRenderingContext);
|
|
if (!hps)
|
|
return;
|
|
|
|
npprint.print.embedPrint.platformPrint = hps;
|
|
npprint.print.embedPrint.window = window;
|
|
// send off print info to plugin
|
|
pi->Print(&npprint);
|
|
#elif defined(XP_WIN)
|
|
|
|
/* On Windows, we use the win32 printing surface to print. This, in
|
|
* turn, uses the Cairo paginated surface, which in turn uses the
|
|
* meta surface to record all operations and then play them back.
|
|
* This doesn't work too well for plugins, because if plugins render
|
|
* directly into the DC, the meta surface won't have any knowledge
|
|
* of them, and so at the end when it actually does the replay step,
|
|
* it'll fill the background with white and draw over whatever was
|
|
* rendered before.
|
|
*
|
|
* So, to avoid this, we use PushGroup, which creates a new windows
|
|
* surface, the plugin renders to that, and then we use normal
|
|
* cairo methods to composite that in such that it's recorded using the
|
|
* meta surface.
|
|
*/
|
|
|
|
/* we'll already be translated into the right spot by gfxWindowsNativeDrawing */
|
|
nsSize contentSize = GetContentRectRelativeToSelf().Size();
|
|
window.x = 0;
|
|
window.y = 0;
|
|
window.width = presContext->AppUnitsToDevPixels(contentSize.width);
|
|
window.height = presContext->AppUnitsToDevPixels(contentSize.height);
|
|
|
|
gfxContext *ctx = aRenderingContext.ThebesContext();
|
|
|
|
ctx->Save();
|
|
|
|
/* Make sure plugins don't do any damage outside of where they're supposed to */
|
|
ctx->NewPath();
|
|
gfxRect r(window.x, window.y, window.width, window.height);
|
|
ctx->Rectangle(r);
|
|
ctx->Clip();
|
|
|
|
gfxWindowsNativeDrawing nativeDraw(ctx, r);
|
|
do {
|
|
HDC dc = nativeDraw.BeginNativeDrawing();
|
|
if (!dc)
|
|
return;
|
|
|
|
// XXX don't we need to call nativeDraw.TransformToNativeRect here?
|
|
npprint.print.embedPrint.platformPrint = dc;
|
|
npprint.print.embedPrint.window = window;
|
|
// send off print info to plugin
|
|
pi->Print(&npprint);
|
|
|
|
nativeDraw.EndNativeDrawing();
|
|
} while (nativeDraw.ShouldRenderAgain());
|
|
nativeDraw.PaintToContext();
|
|
|
|
ctx->Restore();
|
|
#endif
|
|
|
|
// XXX Nav 4.x always sent a SetWindow call after print. Should we do the same?
|
|
// XXX Calling DidReflow here makes no sense!!!
|
|
nsDidReflowStatus status = NS_FRAME_REFLOW_FINISHED; // should we use a special status?
|
|
frame->DidReflow(presContext,
|
|
nsnull, status); // DidReflow will take care of it
|
|
}
|
|
|
|
already_AddRefed<ImageContainer>
|
|
nsObjectFrame::GetImageContainer(LayerManager* aManager)
|
|
{
|
|
nsRefPtr<LayerManager> manager = aManager;
|
|
bool retain = false;
|
|
|
|
if (!manager) {
|
|
manager = nsContentUtils::LayerManagerForDocument(mContent->GetOwnerDoc(), &retain);
|
|
}
|
|
if (!manager) {
|
|
return nsnull;
|
|
}
|
|
|
|
nsRefPtr<ImageContainer> container;
|
|
|
|
// XXX - in the future image containers will be manager independent and
|
|
// we can remove the manager equals check and only check the backend type.
|
|
if (mImageContainer) {
|
|
if ((!mImageContainer->Manager() || mImageContainer->Manager() == manager) &&
|
|
mImageContainer->GetBackendType() == manager->GetBackendType()) {
|
|
container = mImageContainer;
|
|
return container.forget();
|
|
}
|
|
}
|
|
|
|
container = manager->CreateImageContainer();
|
|
|
|
if (retain) {
|
|
// Clear current image before we reset mImageContainer. Only mImageContainer
|
|
// is allowed to contain the image for this plugin.
|
|
if (mImageContainer) {
|
|
mImageContainer->SetCurrentImage(nsnull);
|
|
}
|
|
mImageContainer = container;
|
|
}
|
|
|
|
return container.forget();
|
|
}
|
|
|
|
nsRect
|
|
nsObjectFrame::GetPaintedRect(nsDisplayPlugin* aItem)
|
|
{
|
|
if (!mInstanceOwner)
|
|
return nsRect();
|
|
nsRect r = GetContentRectRelativeToSelf();
|
|
if (!mInstanceOwner->UseAsyncRendering())
|
|
return r;
|
|
|
|
nsIntSize size = mInstanceOwner->GetCurrentImageSize();
|
|
nsPresContext* pc = PresContext();
|
|
r.IntersectRect(r, nsRect(0, 0, pc->DevPixelsToAppUnits(size.width),
|
|
pc->DevPixelsToAppUnits(size.height)));
|
|
return r;
|
|
}
|
|
|
|
void
|
|
nsObjectFrame::UpdateImageLayer(ImageContainer* aContainer, const gfxRect& aRect)
|
|
{
|
|
if (!mInstanceOwner) {
|
|
return;
|
|
}
|
|
|
|
#ifdef XP_MACOSX
|
|
if (!mInstanceOwner->UseAsyncRendering()) {
|
|
mInstanceOwner->DoCocoaEventDrawRect(aRect, nsnull);
|
|
}
|
|
#endif
|
|
|
|
mInstanceOwner->SetCurrentImage(aContainer);
|
|
}
|
|
|
|
LayerState
|
|
nsObjectFrame::GetLayerState(nsDisplayListBuilder* aBuilder,
|
|
LayerManager* aManager)
|
|
{
|
|
if (!mInstanceOwner)
|
|
return LAYER_NONE;
|
|
|
|
#ifdef XP_MACOSX
|
|
// Layer painting not supported without OpenGL
|
|
if (aManager && aManager->GetBackendType() !=
|
|
LayerManager::LAYERS_OPENGL) {
|
|
return LAYER_NONE;
|
|
}
|
|
|
|
// Synchronous painting, but with (gecko) layers.
|
|
if (!mInstanceOwner->UseAsyncRendering() &&
|
|
mInstanceOwner->IsRemoteDrawingCoreAnimation() &&
|
|
mInstanceOwner->GetEventModel() == NPEventModelCocoa) {
|
|
return LAYER_ACTIVE;
|
|
}
|
|
#endif
|
|
|
|
if (!mInstanceOwner->UseAsyncRendering()) {
|
|
return LAYER_NONE;
|
|
}
|
|
|
|
return LAYER_ACTIVE;
|
|
}
|
|
|
|
already_AddRefed<Layer>
|
|
nsObjectFrame::BuildLayer(nsDisplayListBuilder* aBuilder,
|
|
LayerManager* aManager,
|
|
nsDisplayItem* aItem)
|
|
{
|
|
if (!mInstanceOwner)
|
|
return nsnull;
|
|
|
|
NPWindow* window = nsnull;
|
|
mInstanceOwner->GetWindow(window);
|
|
if (!window)
|
|
return nsnull;
|
|
|
|
if (window->width <= 0 || window->height <= 0)
|
|
return nsnull;
|
|
|
|
// Create image
|
|
nsRefPtr<ImageContainer> container = GetImageContainer(aManager);
|
|
if (!container)
|
|
return nsnull;
|
|
|
|
{
|
|
nsRefPtr<Image> current = container->GetCurrentImage();
|
|
if (!current) {
|
|
// Only set the current image if there isn't already one. If there is
|
|
// already one, InvalidateRect() will be keeping it up to date.
|
|
if (!mInstanceOwner->SetCurrentImage(container))
|
|
return nsnull;
|
|
}
|
|
}
|
|
|
|
gfxIntSize size = container->GetCurrentSize();
|
|
|
|
nsRect area = GetContentRectRelativeToSelf() + aItem->ToReferenceFrame();
|
|
gfxRect r = nsLayoutUtils::RectToGfxRect(area, PresContext()->AppUnitsPerDevPixel());
|
|
// to provide crisper and faster drawing.
|
|
r.Round();
|
|
nsRefPtr<Layer> layer =
|
|
(aBuilder->LayerBuilder()->GetLeafLayerFor(aBuilder, aManager, aItem));
|
|
|
|
if (aItem->GetType() == nsDisplayItem::TYPE_PLUGIN) {
|
|
if (!layer) {
|
|
mInstanceOwner->NotifyPaintWaiter(aBuilder);
|
|
// Initialize ImageLayer
|
|
layer = aManager->CreateImageLayer();
|
|
if (!layer)
|
|
return nsnull;
|
|
}
|
|
|
|
NS_ASSERTION(layer->GetType() == Layer::TYPE_IMAGE, "Bad layer type");
|
|
|
|
ImageLayer* imglayer = static_cast<ImageLayer*>(layer.get());
|
|
UpdateImageLayer(container, r);
|
|
|
|
imglayer->SetContainer(container);
|
|
imglayer->SetFilter(nsLayoutUtils::GetGraphicsFilterForFrame(this));
|
|
|
|
layer->SetContentFlags(IsOpaque() ? Layer::CONTENT_OPAQUE : 0);
|
|
} else {
|
|
NS_ASSERTION(aItem->GetType() == nsDisplayItem::TYPE_PLUGIN_READBACK,
|
|
"Unknown item type");
|
|
NS_ABORT_IF_FALSE(!IsOpaque(), "Opaque plugins don't use backgrounds");
|
|
|
|
if (!layer) {
|
|
layer = aManager->CreateReadbackLayer();
|
|
if (!layer)
|
|
return nsnull;
|
|
}
|
|
NS_ASSERTION(layer->GetType() == Layer::TYPE_READBACK, "Bad layer type");
|
|
|
|
ReadbackLayer* readback = static_cast<ReadbackLayer*>(layer.get());
|
|
if (readback->GetSize() != nsIntSize(size.width, size.height)) {
|
|
// This will destroy any old background sink and notify us that the
|
|
// background is now unknown
|
|
readback->SetSink(nsnull);
|
|
readback->SetSize(nsIntSize(size.width, size.height));
|
|
|
|
if (mBackgroundSink) {
|
|
// Maybe we still have a background sink associated with another
|
|
// readback layer that wasn't recycled for some reason? Unhook it
|
|
// now so that if this frame goes away, it doesn't have a dangling
|
|
// reference to us.
|
|
mBackgroundSink->Destroy();
|
|
}
|
|
mBackgroundSink =
|
|
new PluginBackgroundSink(this,
|
|
readback->AllocateSequenceNumber());
|
|
readback->SetSink(mBackgroundSink);
|
|
// The layer has taken ownership of our sink. When either the sink dies
|
|
// or the frame dies, the connection from the surviving object is nulled out.
|
|
}
|
|
}
|
|
|
|
// Set a transform on the layer to draw the plugin in the right place
|
|
gfxMatrix transform;
|
|
transform.Translate(r.TopLeft());
|
|
|
|
layer->SetTransform(gfx3DMatrix::From2D(transform));
|
|
layer->SetVisibleRegion(nsIntRect(0, 0, size.width, size.height));
|
|
return layer.forget();
|
|
}
|
|
|
|
void
|
|
nsObjectFrame::PaintPlugin(nsDisplayListBuilder* aBuilder,
|
|
nsRenderingContext& aRenderingContext,
|
|
const nsRect& aDirtyRect, const nsRect& aPluginRect)
|
|
{
|
|
// Screen painting code
|
|
#if defined(XP_MACOSX)
|
|
// delegate all painting to the plugin instance.
|
|
if (mInstanceOwner) {
|
|
if (mInstanceOwner->GetDrawingModel() == NPDrawingModelCoreGraphics ||
|
|
mInstanceOwner->GetDrawingModel() == NPDrawingModelCoreAnimation ||
|
|
mInstanceOwner->GetDrawingModel() ==
|
|
NPDrawingModelInvalidatingCoreAnimation) {
|
|
PRInt32 appUnitsPerDevPixel = PresContext()->AppUnitsPerDevPixel();
|
|
// Clip to the content area where the plugin should be drawn. If
|
|
// we don't do this, the plugin can draw outside its bounds.
|
|
nsIntRect contentPixels = aPluginRect.ToNearestPixels(appUnitsPerDevPixel);
|
|
nsIntRect dirtyPixels = aDirtyRect.ToOutsidePixels(appUnitsPerDevPixel);
|
|
nsIntRect clipPixels;
|
|
clipPixels.IntersectRect(contentPixels, dirtyPixels);
|
|
|
|
// Don't invoke the drawing code if the clip is empty.
|
|
if (clipPixels.IsEmpty())
|
|
return;
|
|
|
|
gfxRect nativeClipRect(clipPixels.x, clipPixels.y,
|
|
clipPixels.width, clipPixels.height);
|
|
gfxContext* ctx = aRenderingContext.ThebesContext();
|
|
|
|
gfxContextAutoSaveRestore save(ctx);
|
|
ctx->NewPath();
|
|
ctx->Rectangle(nativeClipRect);
|
|
ctx->Clip();
|
|
gfxPoint offset(contentPixels.x, contentPixels.y);
|
|
ctx->Translate(offset);
|
|
|
|
gfxQuartzNativeDrawing nativeDrawing(ctx, nativeClipRect - offset);
|
|
|
|
CGContextRef cgContext = nativeDrawing.BeginNativeDrawing();
|
|
if (!cgContext) {
|
|
NS_WARNING("null CGContextRef during PaintPlugin");
|
|
return;
|
|
}
|
|
|
|
nsRefPtr<nsNPAPIPluginInstance> inst;
|
|
GetPluginInstance(getter_AddRefs(inst));
|
|
if (!inst) {
|
|
NS_WARNING("null plugin instance during PaintPlugin");
|
|
nativeDrawing.EndNativeDrawing();
|
|
return;
|
|
}
|
|
NPWindow* window;
|
|
mInstanceOwner->GetWindow(window);
|
|
if (!window) {
|
|
NS_WARNING("null plugin window during PaintPlugin");
|
|
nativeDrawing.EndNativeDrawing();
|
|
return;
|
|
}
|
|
NP_CGContext* cgPluginPortCopy =
|
|
static_cast<NP_CGContext*>(mInstanceOwner->GetPluginPortCopy());
|
|
if (!cgPluginPortCopy) {
|
|
NS_WARNING("null plugin port copy during PaintPlugin");
|
|
nativeDrawing.EndNativeDrawing();
|
|
return;
|
|
}
|
|
#ifndef NP_NO_CARBON
|
|
if (mInstanceOwner->GetEventModel() == NPEventModelCarbon &&
|
|
!mInstanceOwner->SetPluginPortAndDetectChange()) {
|
|
NS_WARNING("null plugin port during PaintPlugin");
|
|
nativeDrawing.EndNativeDrawing();
|
|
return;
|
|
}
|
|
|
|
// In the Carbon event model...
|
|
// If gfxQuartzNativeDrawing hands out a CGContext different from the
|
|
// one set by SetPluginPortAndDetectChange(), we need to pass it to the
|
|
// plugin via SetWindow(). This will happen in nsPluginInstanceOwner::
|
|
// FixUpPluginWindow(), called from nsPluginInstanceOwner::Paint().
|
|
// (If SetPluginPortAndDetectChange() made any changes itself, this has
|
|
// already been detected in that method, and will likewise result in a
|
|
// call to SetWindow() from FixUpPluginWindow().)
|
|
NP_CGContext* windowContext = static_cast<NP_CGContext*>(window->window);
|
|
if (mInstanceOwner->GetEventModel() == NPEventModelCarbon &&
|
|
windowContext->context != cgContext) {
|
|
windowContext->context = cgContext;
|
|
cgPluginPortCopy->context = cgContext;
|
|
mInstanceOwner->SetPluginPortChanged(PR_TRUE);
|
|
}
|
|
#endif
|
|
|
|
mInstanceOwner->BeginCGPaint();
|
|
if (mInstanceOwner->GetDrawingModel() == NPDrawingModelCoreAnimation ||
|
|
mInstanceOwner->GetDrawingModel() ==
|
|
NPDrawingModelInvalidatingCoreAnimation) {
|
|
// CoreAnimation is updated, render the layer and perform a readback.
|
|
mInstanceOwner->RenderCoreAnimation(cgContext, window->width, window->height);
|
|
} else {
|
|
mInstanceOwner->Paint(nativeClipRect - offset, cgContext);
|
|
}
|
|
mInstanceOwner->EndCGPaint();
|
|
|
|
nativeDrawing.EndNativeDrawing();
|
|
} else {
|
|
// FIXME - Bug 385435: Doesn't aDirtyRect need translating too?
|
|
nsRenderingContext::AutoPushTranslation
|
|
translate(&aRenderingContext, aPluginRect.TopLeft());
|
|
|
|
// this rect is used only in the CoreGraphics drawing model
|
|
gfxRect tmpRect(0, 0, 0, 0);
|
|
mInstanceOwner->Paint(tmpRect, NULL);
|
|
}
|
|
}
|
|
#elif defined(MOZ_X11)
|
|
if (mInstanceOwner) {
|
|
NPWindow *window;
|
|
mInstanceOwner->GetWindow(window);
|
|
if (window->type == NPWindowTypeDrawable) {
|
|
gfxRect frameGfxRect =
|
|
PresContext()->AppUnitsToGfxUnits(aPluginRect);
|
|
gfxRect dirtyGfxRect =
|
|
PresContext()->AppUnitsToGfxUnits(aDirtyRect);
|
|
gfxContext* ctx = aRenderingContext.ThebesContext();
|
|
|
|
mInstanceOwner->Paint(ctx, frameGfxRect, dirtyGfxRect);
|
|
}
|
|
}
|
|
#elif defined(XP_WIN)
|
|
nsRefPtr<nsNPAPIPluginInstance> inst;
|
|
GetPluginInstance(getter_AddRefs(inst));
|
|
if (inst) {
|
|
gfxRect frameGfxRect =
|
|
PresContext()->AppUnitsToGfxUnits(aPluginRect);
|
|
gfxRect dirtyGfxRect =
|
|
PresContext()->AppUnitsToGfxUnits(aDirtyRect);
|
|
gfxContext *ctx = aRenderingContext.ThebesContext();
|
|
gfxMatrix currentMatrix = ctx->CurrentMatrix();
|
|
|
|
if (ctx->UserToDevicePixelSnapped(frameGfxRect, PR_FALSE)) {
|
|
dirtyGfxRect = ctx->UserToDevice(dirtyGfxRect);
|
|
ctx->IdentityMatrix();
|
|
}
|
|
dirtyGfxRect.RoundOut();
|
|
|
|
// Look if it's windowless
|
|
NPWindow *window;
|
|
mInstanceOwner->GetWindow(window);
|
|
|
|
if (window->type == NPWindowTypeDrawable) {
|
|
// the offset of the DC
|
|
nsPoint origin;
|
|
|
|
gfxWindowsNativeDrawing nativeDraw(ctx, frameGfxRect);
|
|
if (nativeDraw.IsDoublePass()) {
|
|
// OOP plugin specific: let the shim know before we paint if we are doing a
|
|
// double pass render. If this plugin isn't oop, the register window message
|
|
// will be ignored.
|
|
NPEvent pluginEvent;
|
|
pluginEvent.event = DoublePassRenderingEvent();
|
|
pluginEvent.wParam = 0;
|
|
pluginEvent.lParam = 0;
|
|
if (pluginEvent.event)
|
|
inst->HandleEvent(&pluginEvent, nsnull);
|
|
}
|
|
do {
|
|
HDC hdc = nativeDraw.BeginNativeDrawing();
|
|
if (!hdc)
|
|
return;
|
|
|
|
RECT dest;
|
|
nativeDraw.TransformToNativeRect(frameGfxRect, dest);
|
|
RECT dirty;
|
|
nativeDraw.TransformToNativeRect(dirtyGfxRect, dirty);
|
|
|
|
window->window = hdc;
|
|
window->x = dest.left;
|
|
window->y = dest.top;
|
|
window->clipRect.left = 0;
|
|
window->clipRect.top = 0;
|
|
// if we're painting, we're visible.
|
|
window->clipRect.right = window->width;
|
|
window->clipRect.bottom = window->height;
|
|
|
|
// Windowless plugins on windows need a special event to update their location,
|
|
// see bug 135737.
|
|
//
|
|
// bug 271442: note, the rectangle we send is now purely the bounds of the plugin
|
|
// relative to the window it is contained in, which is useful for the plugin to
|
|
// correctly translate mouse coordinates.
|
|
//
|
|
// this does not mesh with the comments for bug 135737 which imply that the rectangle
|
|
// must be clipped in some way to prevent the plugin attempting to paint over areas
|
|
// it shouldn't.
|
|
//
|
|
// since the two uses of the rectangle are mutually exclusive in some cases, and
|
|
// since I don't see any incorrect painting (at least with Flash and ViewPoint -
|
|
// the originator of bug 135737), it seems that windowless plugins are not relying
|
|
// on information here for clipping their drawing, and we can safely use this message
|
|
// to tell the plugin exactly where it is in all cases.
|
|
|
|
nsIntPoint origin = GetWindowOriginInPixels(PR_TRUE);
|
|
nsIntRect winlessRect = nsIntRect(origin, nsIntSize(window->width, window->height));
|
|
|
|
if (!mWindowlessRect.IsEqualEdges(winlessRect)) {
|
|
mWindowlessRect = winlessRect;
|
|
|
|
WINDOWPOS winpos;
|
|
memset(&winpos, 0, sizeof(winpos));
|
|
winpos.x = mWindowlessRect.x;
|
|
winpos.y = mWindowlessRect.y;
|
|
winpos.cx = mWindowlessRect.width;
|
|
winpos.cy = mWindowlessRect.height;
|
|
|
|
// finally, update the plugin by sending it a WM_WINDOWPOSCHANGED event
|
|
NPEvent pluginEvent;
|
|
pluginEvent.event = WM_WINDOWPOSCHANGED;
|
|
pluginEvent.wParam = 0;
|
|
pluginEvent.lParam = (LPARAM)&winpos;
|
|
inst->HandleEvent(&pluginEvent, nsnull);
|
|
}
|
|
|
|
inst->SetWindow(window);
|
|
|
|
mInstanceOwner->Paint(dirty, hdc);
|
|
nativeDraw.EndNativeDrawing();
|
|
} while (nativeDraw.ShouldRenderAgain());
|
|
nativeDraw.PaintToContext();
|
|
}
|
|
|
|
ctx->SetMatrix(currentMatrix);
|
|
}
|
|
#elif defined(XP_OS2)
|
|
nsRefPtr<nsNPAPIPluginInstance> inst;
|
|
GetPluginInstance(getter_AddRefs(inst));
|
|
if (inst) {
|
|
// Look if it's windowless
|
|
NPWindow *window;
|
|
mInstanceOwner->GetWindow(window);
|
|
|
|
if (window->type == NPWindowTypeDrawable) {
|
|
// FIXME - Bug 385435: Doesn't aDirtyRect need translating too?
|
|
nsRenderingContext::AutoPushTranslation
|
|
translate(&aRenderingContext, aPluginRect.TopLeft());
|
|
|
|
// check if we need to call SetWindow with updated parameters
|
|
PRBool doupdatewindow = PR_FALSE;
|
|
// the offset of the DC
|
|
nsIntPoint origin;
|
|
|
|
/*
|
|
* Layout now has an optimized way of painting. Now we always get
|
|
* a new drawing surface, sized to be just what's needed. Windowless
|
|
* plugins need a transform applied to their origin so they paint
|
|
* in the right place. Since |SetWindow| is no longer being used
|
|
* to tell the plugin where it is, we dispatch a NPWindow through
|
|
* |HandleEvent| to tell the plugin when its window moved
|
|
*/
|
|
gfxContext *ctx = aRenderingContext.ThebesContext();
|
|
|
|
gfxMatrix ctxMatrix = ctx->CurrentMatrix();
|
|
if (ctxMatrix.HasNonTranslation()) {
|
|
// soo; in the future, we should be able to render
|
|
// the object content to an offscreen DC, and then
|
|
// composite it in with the right transforms.
|
|
|
|
// But, we don't bother doing that, because we don't
|
|
// have the event handling story figured out yet.
|
|
// Instead, let's just bail.
|
|
|
|
return;
|
|
}
|
|
|
|
origin.x = NSToIntRound(float(ctxMatrix.GetTranslation().x));
|
|
origin.y = NSToIntRound(float(ctxMatrix.GetTranslation().y));
|
|
|
|
/* Need to force the clip to be set */
|
|
ctx->UpdateSurfaceClip();
|
|
|
|
/* Set the device offsets as appropriate, for whatever our current group offsets might be */
|
|
gfxFloat xoff, yoff;
|
|
nsRefPtr<gfxASurface> surf = ctx->CurrentSurface(&xoff, &yoff);
|
|
|
|
if (surf->CairoStatus() != 0) {
|
|
NS_WARNING("Plugin is being asked to render to a surface that's in error!");
|
|
return;
|
|
}
|
|
|
|
// check if we need to update the PS
|
|
HPS hps = (HPS)GetPSFromRC(aRenderingContext);
|
|
if (reinterpret_cast<HPS>(window->window) != hps) {
|
|
window->window = reinterpret_cast<void*>(hps);
|
|
doupdatewindow = PR_TRUE;
|
|
}
|
|
LONG lPSid = GpiSavePS(hps);
|
|
RECTL rclViewport;
|
|
if (GpiQueryDevice(hps) != NULLHANDLE) { // ensure that we have an associated HDC
|
|
if (GpiQueryPageViewport(hps, &rclViewport)) {
|
|
rclViewport.xLeft += (LONG)xoff;
|
|
rclViewport.xRight += (LONG)xoff;
|
|
rclViewport.yBottom += (LONG)yoff;
|
|
rclViewport.yTop += (LONG)yoff;
|
|
GpiSetPageViewport(hps, &rclViewport);
|
|
}
|
|
}
|
|
|
|
if ((window->x != origin.x) || (window->y != origin.y)) {
|
|
window->x = origin.x;
|
|
window->y = origin.y;
|
|
doupdatewindow = PR_TRUE;
|
|
}
|
|
|
|
// if our location or visible area has changed, we need to tell the plugin
|
|
if (doupdatewindow) {
|
|
inst->SetWindow(window);
|
|
}
|
|
|
|
mInstanceOwner->Paint(aDirtyRect, hps);
|
|
if (lPSid >= 1) {
|
|
GpiRestorePS(hps, lPSid);
|
|
}
|
|
surf->MarkDirty();
|
|
}
|
|
}
|
|
#endif
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsObjectFrame::HandleEvent(nsPresContext* aPresContext,
|
|
nsGUIEvent* anEvent,
|
|
nsEventStatus* anEventStatus)
|
|
{
|
|
NS_ENSURE_ARG_POINTER(anEvent);
|
|
NS_ENSURE_ARG_POINTER(anEventStatus);
|
|
nsresult rv = NS_OK;
|
|
|
|
if (!mInstanceOwner)
|
|
return NS_ERROR_NULL_POINTER;
|
|
|
|
mInstanceOwner->ConsiderNewEventloopNestingLevel();
|
|
|
|
if (anEvent->message == NS_PLUGIN_ACTIVATE) {
|
|
nsIFocusManager* fm = nsFocusManager::GetFocusManager();
|
|
nsCOMPtr<nsIDOMElement> elem = do_QueryInterface(GetContent());
|
|
if (fm && elem)
|
|
return fm->SetFocus(elem, 0);
|
|
}
|
|
else if (anEvent->message == NS_PLUGIN_FOCUS) {
|
|
nsIFocusManager* fm = nsFocusManager::GetFocusManager();
|
|
if (fm)
|
|
return fm->FocusPlugin(GetContent());
|
|
}
|
|
|
|
if (mInstanceOwner->SendNativeEvents() &&
|
|
NS_IS_PLUGIN_EVENT(anEvent)) {
|
|
*anEventStatus = mInstanceOwner->ProcessEvent(*anEvent);
|
|
return rv;
|
|
}
|
|
|
|
#ifdef XP_WIN
|
|
rv = nsObjectFrameSuper::HandleEvent(aPresContext, anEvent, anEventStatus);
|
|
return rv;
|
|
#endif
|
|
|
|
#ifdef XP_MACOSX
|
|
// we want to process some native mouse events in the cocoa event model
|
|
if ((anEvent->message == NS_MOUSE_ENTER || anEvent->message == NS_MOUSE_SCROLL) &&
|
|
mInstanceOwner->GetEventModel() == NPEventModelCocoa) {
|
|
*anEventStatus = mInstanceOwner->ProcessEvent(*anEvent);
|
|
return rv;
|
|
}
|
|
#endif
|
|
|
|
if (anEvent->message == NS_DESTROY) {
|
|
#ifdef MAC_CARBON_PLUGINS
|
|
mInstanceOwner->CancelTimer();
|
|
#endif
|
|
return rv;
|
|
}
|
|
|
|
return nsObjectFrameSuper::HandleEvent(aPresContext, anEvent, anEventStatus);
|
|
}
|
|
|
|
#ifdef XP_MACOSX
|
|
// Needed to make the routing of mouse events while dragging conform to
|
|
// standard OS X practice, and to the Cocoa NPAPI spec. See bug 525078.
|
|
NS_IMETHODIMP
|
|
nsObjectFrame::HandlePress(nsPresContext* aPresContext,
|
|
nsGUIEvent* anEvent,
|
|
nsEventStatus* anEventStatus)
|
|
{
|
|
nsIPresShell::SetCapturingContent(GetContent(), CAPTURE_IGNOREALLOWED);
|
|
return nsObjectFrameSuper::HandlePress(aPresContext, anEvent, anEventStatus);
|
|
}
|
|
#endif
|
|
|
|
nsresult
|
|
nsObjectFrame::GetPluginInstance(nsNPAPIPluginInstance** aPluginInstance)
|
|
{
|
|
*aPluginInstance = nsnull;
|
|
|
|
if (!mInstanceOwner)
|
|
return NS_OK;
|
|
|
|
return mInstanceOwner->GetInstance(aPluginInstance);
|
|
}
|
|
|
|
nsresult
|
|
nsObjectFrame::PrepareInstanceOwner()
|
|
{
|
|
nsWeakFrame weakFrame(this);
|
|
|
|
// First, have to stop any possibly running plugins.
|
|
StopPluginInternal(PR_FALSE);
|
|
|
|
if (!weakFrame.IsAlive()) {
|
|
return NS_ERROR_NOT_AVAILABLE;
|
|
}
|
|
|
|
NS_ASSERTION(!mInstanceOwner, "Must not have an instance owner here");
|
|
|
|
mInstanceOwner = new nsPluginInstanceOwner();
|
|
|
|
PR_LOG(nsObjectFrameLM, PR_LOG_DEBUG,
|
|
("Created new instance owner %p for frame %p\n", mInstanceOwner.get(),
|
|
this));
|
|
|
|
// Note, |this| may very well be gone after this call.
|
|
return mInstanceOwner->Init(PresContext(), this, GetContent());
|
|
}
|
|
|
|
nsresult
|
|
nsObjectFrame::Instantiate(nsIChannel* aChannel, nsIStreamListener** aStreamListener)
|
|
{
|
|
if (mPreventInstantiation) {
|
|
return NS_OK;
|
|
}
|
|
|
|
// Note: If PrepareInstanceOwner() returns an error, |this| may very
|
|
// well be deleted already.
|
|
nsresult rv = PrepareInstanceOwner();
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
|
|
nsCOMPtr<nsIPluginHost> pluginHostCOM(do_GetService(MOZ_PLUGIN_HOST_CONTRACTID, &rv));
|
|
nsPluginHost *pluginHost = static_cast<nsPluginHost*>(pluginHostCOM.get());
|
|
if (NS_FAILED(rv)) {
|
|
return rv;
|
|
}
|
|
|
|
mInstanceOwner->SetPluginHost(pluginHostCOM);
|
|
|
|
// This must be done before instantiating the plugin
|
|
FixupWindow(GetContentRectRelativeToSelf().Size());
|
|
|
|
// Ensure we redraw when a plugin is instantiated
|
|
Invalidate(GetContentRectRelativeToSelf());
|
|
|
|
nsWeakFrame weakFrame(this);
|
|
|
|
NS_ASSERTION(!mPreventInstantiation, "Say what?");
|
|
mPreventInstantiation = PR_TRUE;
|
|
rv = pluginHost->InstantiatePluginForChannel(aChannel, mInstanceOwner, aStreamListener);
|
|
|
|
if (!weakFrame.IsAlive()) {
|
|
return NS_ERROR_NOT_AVAILABLE;
|
|
}
|
|
|
|
NS_ASSERTION(mPreventInstantiation,
|
|
"Instantiation should still be prevented!");
|
|
mPreventInstantiation = PR_FALSE;
|
|
|
|
#ifdef ACCESSIBILITY
|
|
nsAccessibilityService* accService = nsIPresShell::AccService();
|
|
if (accService) {
|
|
accService->RecreateAccessible(PresContext()->PresShell(), mContent);
|
|
}
|
|
#endif
|
|
|
|
return rv;
|
|
}
|
|
|
|
nsresult
|
|
nsObjectFrame::Instantiate(const char* aMimeType, nsIURI* aURI)
|
|
{
|
|
PR_LOG(nsObjectFrameLM, PR_LOG_DEBUG,
|
|
("nsObjectFrame::Instantiate(%s) called on frame %p\n", aMimeType,
|
|
this));
|
|
|
|
if (mPreventInstantiation) {
|
|
return NS_OK;
|
|
}
|
|
|
|
// XXXbz can aMimeType ever actually be null here? If not, either
|
|
// the callers are wrong (and passing "" instead of null) or we can
|
|
// remove the codepaths dealing with null aMimeType in
|
|
// InstantiateEmbeddedPlugin.
|
|
NS_ASSERTION(aMimeType || aURI, "Need a type or a URI!");
|
|
|
|
// Note: If PrepareInstanceOwner() returns an error, |this| may very
|
|
// well be deleted already.
|
|
nsresult rv = PrepareInstanceOwner();
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
|
|
nsWeakFrame weakFrame(this);
|
|
|
|
// This must be done before instantiating the plugin
|
|
FixupWindow(GetContentRectRelativeToSelf().Size());
|
|
|
|
// Ensure we redraw when a plugin is instantiated
|
|
Invalidate(GetContentRectRelativeToSelf());
|
|
|
|
// get the nsIPluginHost service
|
|
nsCOMPtr<nsIPluginHost> pluginHost(do_GetService(MOZ_PLUGIN_HOST_CONTRACTID, &rv));
|
|
if (NS_FAILED(rv))
|
|
return rv;
|
|
mInstanceOwner->SetPluginHost(pluginHost);
|
|
|
|
NS_ASSERTION(!mPreventInstantiation, "Say what?");
|
|
mPreventInstantiation = PR_TRUE;
|
|
|
|
rv = InstantiatePlugin(static_cast<nsPluginHost*>(pluginHost.get()), aMimeType, aURI);
|
|
|
|
if (!weakFrame.IsAlive()) {
|
|
return NS_ERROR_NOT_AVAILABLE;
|
|
}
|
|
|
|
// finish up
|
|
if (NS_SUCCEEDED(rv)) {
|
|
TryNotifyContentObjectWrapper();
|
|
|
|
if (!weakFrame.IsAlive()) {
|
|
return NS_ERROR_NOT_AVAILABLE;
|
|
}
|
|
|
|
CallSetWindow();
|
|
}
|
|
|
|
NS_ASSERTION(mPreventInstantiation,
|
|
"Instantiation should still be prevented!");
|
|
|
|
#ifdef ACCESSIBILITY
|
|
nsAccessibilityService* accService = nsIPresShell::AccService();
|
|
if (accService) {
|
|
accService->RecreateAccessible(PresContext()->PresShell(), mContent);
|
|
}
|
|
#endif
|
|
|
|
mPreventInstantiation = PR_FALSE;
|
|
|
|
return rv;
|
|
}
|
|
|
|
void
|
|
nsObjectFrame::TryNotifyContentObjectWrapper()
|
|
{
|
|
nsRefPtr<nsNPAPIPluginInstance> inst;
|
|
mInstanceOwner->GetInstance(getter_AddRefs(inst));
|
|
if (inst) {
|
|
// The plugin may have set up new interfaces; we need to mess with our JS
|
|
// wrapper. Note that we DO NOT want to call this if there is no plugin
|
|
// instance! That would just reenter Instantiate(), trying to create
|
|
// said plugin instance.
|
|
NotifyContentObjectWrapper();
|
|
}
|
|
}
|
|
|
|
class nsStopPluginRunnable : public nsRunnable, public nsITimerCallback
|
|
{
|
|
public:
|
|
NS_DECL_ISUPPORTS_INHERITED
|
|
|
|
nsStopPluginRunnable(nsPluginInstanceOwner *aInstanceOwner)
|
|
: mInstanceOwner(aInstanceOwner)
|
|
{
|
|
NS_ASSERTION(aInstanceOwner, "need an owner");
|
|
}
|
|
|
|
// nsRunnable
|
|
NS_IMETHOD Run();
|
|
|
|
// nsITimerCallback
|
|
NS_IMETHOD Notify(nsITimer *timer);
|
|
|
|
private:
|
|
nsCOMPtr<nsITimer> mTimer;
|
|
nsRefPtr<nsPluginInstanceOwner> mInstanceOwner;
|
|
};
|
|
|
|
NS_IMPL_ISUPPORTS_INHERITED1(nsStopPluginRunnable, nsRunnable, nsITimerCallback)
|
|
|
|
#if defined(XP_WIN)
|
|
static const char*
|
|
GetMIMEType(nsNPAPIPluginInstance *aPluginInstance)
|
|
{
|
|
if (aPluginInstance) {
|
|
const char* mime = nsnull;
|
|
if (NS_SUCCEEDED(aPluginInstance->GetMIMEType(&mime)) && mime)
|
|
return mime;
|
|
}
|
|
return "";
|
|
}
|
|
#endif // XP_WIN
|
|
|
|
static PRBool
|
|
DoDelayedStop(nsPluginInstanceOwner *aInstanceOwner, PRBool aDelayedStop)
|
|
{
|
|
#if (MOZ_PLATFORM_MAEMO==5)
|
|
// Don't delay stop on Maemo/Hildon (bug 530739).
|
|
if (aDelayedStop && aInstanceOwner->MatchPluginName("Shockwave Flash"))
|
|
return PR_FALSE;
|
|
#endif
|
|
|
|
// Don't delay stopping QuickTime (bug 425157), Flip4Mac (bug 426524),
|
|
// XStandard (bug 430219), CMISS Zinc (bug 429604).
|
|
if (aDelayedStop
|
|
#if !(defined XP_WIN || defined MOZ_X11)
|
|
&& !aInstanceOwner->MatchPluginName("QuickTime")
|
|
&& !aInstanceOwner->MatchPluginName("Flip4Mac")
|
|
&& !aInstanceOwner->MatchPluginName("XStandard plugin")
|
|
&& !aInstanceOwner->MatchPluginName("CMISS Zinc Plugin")
|
|
#endif
|
|
) {
|
|
nsCOMPtr<nsIRunnable> evt = new nsStopPluginRunnable(aInstanceOwner);
|
|
NS_DispatchToCurrentThread(evt);
|
|
return PR_TRUE;
|
|
}
|
|
return PR_FALSE;
|
|
}
|
|
|
|
static void
|
|
DoStopPlugin(nsPluginInstanceOwner *aInstanceOwner, PRBool aDelayedStop)
|
|
{
|
|
nsRefPtr<nsNPAPIPluginInstance> inst;
|
|
aInstanceOwner->GetInstance(getter_AddRefs(inst));
|
|
if (inst) {
|
|
NPWindow *win;
|
|
aInstanceOwner->GetWindow(win);
|
|
nsPluginNativeWindow *window = (nsPluginNativeWindow *)win;
|
|
nsRefPtr<nsNPAPIPluginInstance> nullinst;
|
|
|
|
if (window)
|
|
window->CallSetWindow(nullinst);
|
|
else
|
|
inst->SetWindow(nsnull);
|
|
|
|
if (DoDelayedStop(aInstanceOwner, aDelayedStop))
|
|
return;
|
|
|
|
#if defined(XP_MACOSX)
|
|
aInstanceOwner->HidePluginWindow();
|
|
#endif
|
|
|
|
nsCOMPtr<nsIPluginHost> pluginHost = do_GetService(MOZ_PLUGIN_HOST_CONTRACTID);
|
|
NS_ASSERTION(pluginHost, "Without a pluginHost, how can we have an instance to destroy?");
|
|
static_cast<nsPluginHost*>(pluginHost.get())->StopPluginInstance(inst);
|
|
|
|
// the frame is going away along with its widget so tell the
|
|
// window to forget its widget too
|
|
if (window)
|
|
window->SetPluginWidget(nsnull);
|
|
}
|
|
|
|
aInstanceOwner->Destroy();
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsStopPluginRunnable::Notify(nsITimer *aTimer)
|
|
{
|
|
return Run();
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsStopPluginRunnable::Run()
|
|
{
|
|
// InitWithCallback calls Release before AddRef so we need to hold a
|
|
// strong ref on 'this' since we fall through to this scope if it fails.
|
|
nsCOMPtr<nsITimerCallback> kungFuDeathGrip = this;
|
|
nsCOMPtr<nsIAppShell> appShell = do_GetService(kAppShellCID);
|
|
if (appShell) {
|
|
PRUint32 currentLevel = 0;
|
|
appShell->GetEventloopNestingLevel(¤tLevel);
|
|
if (currentLevel > mInstanceOwner->GetLastEventloopNestingLevel()) {
|
|
if (!mTimer)
|
|
mTimer = do_CreateInstance("@mozilla.org/timer;1");
|
|
if (mTimer) {
|
|
// Fire 100ms timer to try to tear down this plugin as quickly as
|
|
// possible once the nesting level comes back down.
|
|
nsresult rv = mTimer->InitWithCallback(this, 100, nsITimer::TYPE_ONE_SHOT);
|
|
if (NS_SUCCEEDED(rv)) {
|
|
return rv;
|
|
}
|
|
}
|
|
NS_ERROR("Failed to setup a timer to stop the plugin later (at a safe "
|
|
"time). Stopping the plugin now, this might crash.");
|
|
}
|
|
}
|
|
|
|
mTimer = nsnull;
|
|
|
|
DoStopPlugin(mInstanceOwner, PR_FALSE);
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
void
|
|
nsObjectFrame::StopPlugin()
|
|
{
|
|
PRBool delayedStop = PR_FALSE;
|
|
#ifdef XP_WIN
|
|
nsRefPtr<nsNPAPIPluginInstance> inst;
|
|
if (mInstanceOwner)
|
|
mInstanceOwner->GetInstance(getter_AddRefs(inst));
|
|
if (inst) {
|
|
// Delayed stop for Real plugin only; see bug 420886, 426852.
|
|
const char* pluginType = ::GetMIMEType(inst);
|
|
delayedStop = strcmp(pluginType, "audio/x-pn-realaudio-plugin") == 0;
|
|
}
|
|
#endif
|
|
StopPluginInternal(delayedStop);
|
|
}
|
|
|
|
void
|
|
nsObjectFrame::StopPluginInternal(PRBool aDelayedStop)
|
|
{
|
|
if (!mInstanceOwner) {
|
|
return;
|
|
}
|
|
|
|
nsRootPresContext* rpc = PresContext()->GetRootPresContext();
|
|
if (!rpc) {
|
|
NS_ASSERTION(PresContext()->PresShell()->IsFrozen(),
|
|
"unable to unregister the plugin frame");
|
|
}
|
|
else if (mWidget) {
|
|
rpc->UnregisterPluginForGeometryUpdates(this);
|
|
|
|
// Make sure the plugin is hidden in case an update of plugin geometry
|
|
// hasn't happened since this plugin became hidden.
|
|
nsIWidget* parent = mWidget->GetParent();
|
|
if (parent) {
|
|
nsTArray<nsIWidget::Configuration> configurations;
|
|
GetEmptyClipConfiguration(&configurations);
|
|
parent->ConfigureChildren(configurations);
|
|
}
|
|
}
|
|
else {
|
|
#ifndef XP_MACOSX
|
|
rpc->UnregisterPluginForGeometryUpdates(this);
|
|
#endif
|
|
}
|
|
|
|
// Transfer the reference to the instance owner onto the stack so
|
|
// that if we do end up re-entering this code, or if we unwind back
|
|
// here witha deleted frame (this), we can still continue to stop
|
|
// the plugin. Note that due to that, the ordering of the code in
|
|
// this function is extremely important.
|
|
|
|
nsRefPtr<nsPluginInstanceOwner> owner;
|
|
owner.swap(mInstanceOwner);
|
|
|
|
// Make sure that our windowless rect has been zeroed out, so if we
|
|
// get reinstantiated we'll send the right messages to the plug-in.
|
|
mWindowlessRect.SetEmpty();
|
|
|
|
PRBool oldVal = mPreventInstantiation;
|
|
mPreventInstantiation = PR_TRUE;
|
|
|
|
nsWeakFrame weakFrame(this);
|
|
|
|
#if defined(XP_WIN) || defined(MOZ_X11)
|
|
if (aDelayedStop && mWidget) {
|
|
// If we're asked to do a delayed stop it means we're stopping the
|
|
// plugin because we're destroying the frame. In that case, disown
|
|
// the widget.
|
|
mInnerView->DetachWidgetEventHandler(mWidget);
|
|
mWidget = nsnull;
|
|
}
|
|
#endif
|
|
|
|
// From this point on, |this| could have been deleted, so don't
|
|
// touch it!
|
|
owner->PrepareToStop(aDelayedStop);
|
|
|
|
DoStopPlugin(owner, aDelayedStop);
|
|
|
|
// If |this| is still alive, reset mPreventInstantiation.
|
|
if (weakFrame.IsAlive()) {
|
|
NS_ASSERTION(mPreventInstantiation,
|
|
"Instantiation should still be prevented!");
|
|
|
|
mPreventInstantiation = oldVal;
|
|
}
|
|
|
|
// Break relationship between frame and plugin instance owner
|
|
owner->SetOwner(nsnull);
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsObjectFrame::GetCursor(const nsPoint& aPoint, nsIFrame::Cursor& aCursor)
|
|
{
|
|
if (!mInstanceOwner) {
|
|
return NS_ERROR_FAILURE;
|
|
}
|
|
|
|
nsRefPtr<nsNPAPIPluginInstance> inst;
|
|
mInstanceOwner->GetInstance(getter_AddRefs(inst));
|
|
if (!inst) {
|
|
return NS_ERROR_FAILURE;
|
|
}
|
|
|
|
PRBool useDOMCursor = static_cast<nsNPAPIPluginInstance*>(inst.get())->UsesDOMForCursor();
|
|
if (!useDOMCursor) {
|
|
return NS_ERROR_FAILURE;
|
|
}
|
|
|
|
return nsObjectFrameSuper::GetCursor(aPoint, aCursor);
|
|
}
|
|
|
|
void
|
|
nsObjectFrame::NotifyContentObjectWrapper()
|
|
{
|
|
nsCOMPtr<nsIDocument> doc = mContent->GetDocument();
|
|
if (!doc)
|
|
return;
|
|
|
|
nsIScriptGlobalObject *sgo = doc->GetScriptGlobalObject();
|
|
if (!sgo)
|
|
return;
|
|
|
|
nsIScriptContext *scx = sgo->GetContext();
|
|
if (!scx)
|
|
return;
|
|
|
|
JSContext *cx = (JSContext *)scx->GetNativeContext();
|
|
|
|
nsCOMPtr<nsIXPConnectWrappedNative> wrapper;
|
|
nsContentUtils::XPConnect()->
|
|
GetWrappedNativeOfNativeObject(cx, sgo->GetGlobalJSObject(), mContent,
|
|
NS_GET_IID(nsISupports),
|
|
getter_AddRefs(wrapper));
|
|
|
|
if (!wrapper) {
|
|
// Nothing to do here if there's no wrapper for mContent. The proto
|
|
// chain will be fixed appropriately when the wrapper is created.
|
|
return;
|
|
}
|
|
|
|
JSObject *obj = nsnull;
|
|
nsresult rv = wrapper->GetJSObject(&obj);
|
|
if (NS_FAILED(rv))
|
|
return;
|
|
|
|
nsHTMLPluginObjElementSH::SetupProtoChain(wrapper, cx, obj);
|
|
}
|
|
|
|
// static
|
|
nsIObjectFrame *
|
|
nsObjectFrame::GetNextObjectFrame(nsPresContext* aPresContext, nsIFrame* aRoot)
|
|
{
|
|
nsIFrame* child = aRoot->GetFirstChild(nsnull);
|
|
|
|
while (child) {
|
|
nsIObjectFrame* outFrame = do_QueryFrame(child);
|
|
if (outFrame) {
|
|
nsRefPtr<nsNPAPIPluginInstance> pi;
|
|
outFrame->GetPluginInstance(getter_AddRefs(pi)); // make sure we have a REAL plugin
|
|
if (pi)
|
|
return outFrame;
|
|
}
|
|
|
|
outFrame = GetNextObjectFrame(aPresContext, child);
|
|
if (outFrame)
|
|
return outFrame;
|
|
child = child->GetNextSibling();
|
|
}
|
|
|
|
return nsnull;
|
|
}
|
|
|
|
/*static*/ void
|
|
nsObjectFrame::BeginSwapDocShells(nsIContent* aContent, void*)
|
|
{
|
|
NS_PRECONDITION(aContent, "");
|
|
|
|
// This function is called from a document content enumerator so we need
|
|
// to filter out the nsObjectFrames and ignore the rest.
|
|
nsIObjectFrame* obj = do_QueryFrame(aContent->GetPrimaryFrame());
|
|
if (!obj)
|
|
return;
|
|
|
|
nsObjectFrame* objectFrame = static_cast<nsObjectFrame*>(obj);
|
|
NS_ASSERTION(!objectFrame->mWidget || objectFrame->mWidget->GetParent(),
|
|
"Plugin windows must not be toplevel");
|
|
nsRootPresContext* rootPC = objectFrame->PresContext()->GetRootPresContext();
|
|
NS_ASSERTION(rootPC, "unable to unregister the plugin frame");
|
|
rootPC->UnregisterPluginForGeometryUpdates(objectFrame);
|
|
}
|
|
|
|
/*static*/ void
|
|
nsObjectFrame::EndSwapDocShells(nsIContent* aContent, void*)
|
|
{
|
|
NS_PRECONDITION(aContent, "");
|
|
|
|
// This function is called from a document content enumerator so we need
|
|
// to filter out the nsObjectFrames and ignore the rest.
|
|
nsIObjectFrame* obj = do_QueryFrame(aContent->GetPrimaryFrame());
|
|
if (!obj)
|
|
return;
|
|
|
|
nsObjectFrame* objectFrame = static_cast<nsObjectFrame*>(obj);
|
|
nsRootPresContext* rootPC = objectFrame->PresContext()->GetRootPresContext();
|
|
NS_ASSERTION(rootPC, "unable to register the plugin frame");
|
|
nsIWidget* widget = objectFrame->GetWidget();
|
|
if (widget) {
|
|
// Reparent the widget.
|
|
nsIWidget* parent =
|
|
rootPC->PresShell()->GetRootFrame()->GetNearestWidget();
|
|
widget->SetParent(parent);
|
|
objectFrame->CallSetWindow();
|
|
|
|
// Register for geometry updates and make a request.
|
|
rootPC->RegisterPluginForGeometryUpdates(objectFrame);
|
|
rootPC->RequestUpdatePluginGeometry(objectFrame);
|
|
}
|
|
}
|
|
|
|
nsIFrame*
|
|
NS_NewObjectFrame(nsIPresShell* aPresShell, nsStyleContext* aContext)
|
|
{
|
|
return new (aPresShell) nsObjectFrame(aContext);
|
|
}
|
|
|
|
NS_IMPL_FRAMEARENA_HELPERS(nsObjectFrame)
|