2001-09-28 20:14:13 +00:00
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/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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2012-05-21 11:12:37 +00:00
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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2006-03-29 18:29:03 +00:00
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/* rendering objects for replaced elements implemented by a plugin */
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2000-04-14 22:48:30 +00:00
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#ifndef nsObjectFrame_h___
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#define nsObjectFrame_h___
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2012-09-14 16:10:08 +00:00
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#include "mozilla/Attributes.h"
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2011-06-01 04:37:54 +00:00
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#include "nsPluginInstanceOwner.h"
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2001-02-19 21:50:04 +00:00
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#include "nsIObjectFrame.h"
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2006-02-02 19:29:10 +00:00
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#include "nsFrame.h"
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2009-07-22 00:45:00 +00:00
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#include "nsRegion.h"
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#include "nsDisplayList.h"
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2010-09-08 00:36:59 +00:00
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#include "nsIReflowCallback.h"
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2000-04-14 22:48:30 +00:00
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2002-05-10 22:34:53 +00:00
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#ifdef ACCESSIBILITY
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class nsIAccessible;
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#endif
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2011-04-28 20:08:33 +00:00
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class nsPluginHost;
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2006-02-02 19:29:10 +00:00
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class nsPresContext;
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2012-08-17 04:25:19 +00:00
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class nsRootPresContext;
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2009-07-22 00:45:00 +00:00
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class nsDisplayPlugin;
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2011-02-12 16:09:03 +00:00
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class nsIOSurface;
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2011-02-16 22:43:30 +00:00
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class PluginBackgroundSink;
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2000-04-14 22:48:30 +00:00
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2012-07-31 00:42:26 +00:00
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namespace mozilla {
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namespace layers {
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class ImageContainer;
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class Layer;
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class LayerManager;
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}
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}
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2005-12-31 00:25:36 +00:00
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#define nsObjectFrameSuper nsFrame
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2000-04-14 22:48:30 +00:00
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2010-09-08 00:36:59 +00:00
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class nsObjectFrame : public nsObjectFrameSuper,
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public nsIObjectFrame,
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public nsIReflowCallback {
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2000-04-14 22:48:30 +00:00
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public:
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2010-09-17 04:09:25 +00:00
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typedef mozilla::LayerState LayerState;
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typedef mozilla::layers::Layer Layer;
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typedef mozilla::layers::LayerManager LayerManager;
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typedef mozilla::layers::ImageContainer ImageContainer;
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2012-09-16 22:25:33 +00:00
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typedef mozilla::FrameLayerBuilder::ContainerParameters ContainerParameters;
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2010-09-17 04:09:25 +00:00
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2009-09-12 16:49:24 +00:00
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NS_DECL_FRAMEARENA_HELPERS
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2006-03-26 21:30:36 +00:00
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friend nsIFrame* NS_NewObjectFrame(nsIPresShell* aPresShell, nsStyleContext* aContext);
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2009-01-12 19:20:59 +00:00
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NS_DECL_QUERYFRAME
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2001-02-19 21:50:04 +00:00
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2006-03-09 18:55:21 +00:00
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NS_IMETHOD Init(nsIContent* aContent,
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2005-01-05 00:21:06 +00:00
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nsIFrame* aParent,
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nsIFrame* aPrevInFlow);
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2011-04-08 01:04:40 +00:00
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virtual nscoord GetMinWidth(nsRenderingContext *aRenderingContext);
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virtual nscoord GetPrefWidth(nsRenderingContext *aRenderingContext);
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2005-01-05 00:21:06 +00:00
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NS_IMETHOD Reflow(nsPresContext* aPresContext,
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nsHTMLReflowMetrics& aDesiredSize,
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2000-04-14 22:48:30 +00:00
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const nsHTMLReflowState& aReflowState,
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2005-01-05 00:21:06 +00:00
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nsReflowStatus& aStatus);
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NS_IMETHOD DidReflow(nsPresContext* aPresContext,
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const nsHTMLReflowState* aReflowState,
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nsDidReflowStatus aStatus);
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2006-01-26 02:29:17 +00:00
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NS_IMETHOD BuildDisplayList(nsDisplayListBuilder* aBuilder,
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const nsRect& aDirtyRect,
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const nsDisplayListSet& aLists);
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2004-07-31 23:15:21 +00:00
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NS_IMETHOD HandleEvent(nsPresContext* aPresContext,
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2005-01-05 00:21:06 +00:00
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nsGUIEvent* aEvent,
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nsEventStatus* aEventStatus);
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2000-04-14 22:48:30 +00:00
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2010-01-22 20:57:04 +00:00
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#ifdef XP_MACOSX
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NS_IMETHOD HandlePress(nsPresContext* aPresContext,
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nsGUIEvent* aEvent,
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nsEventStatus* aEventStatus);
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#endif
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2003-10-31 20:19:18 +00:00
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virtual nsIAtom* GetType() const;
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2007-02-24 18:33:33 +00:00
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2012-08-22 15:56:38 +00:00
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virtual bool IsFrameOfType(uint32_t aFlags) const
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2007-02-24 18:33:33 +00:00
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{
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return nsObjectFrameSuper::IsFrameOfType(aFlags & ~(nsIFrame::eReplaced));
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}
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2011-09-29 06:19:26 +00:00
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virtual bool NeedsView() { return true; }
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2003-04-10 17:22:24 +00:00
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2000-04-14 22:48:30 +00:00
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#ifdef DEBUG
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2001-11-14 01:33:42 +00:00
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NS_IMETHOD GetFrameName(nsAString& aResult) const;
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2000-04-14 22:48:30 +00:00
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#endif
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2009-12-24 05:21:15 +00:00
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virtual void DestroyFrom(nsIFrame* aDestructRoot);
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2000-04-14 22:48:30 +00:00
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2008-10-26 10:11:34 +00:00
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virtual void DidSetStyleContext(nsStyleContext* aOldStyleContext);
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2007-10-19 03:41:07 +00:00
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2011-05-18 01:48:34 +00:00
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NS_METHOD GetPluginInstance(nsNPAPIPluginInstance** aPluginInstance);
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2001-02-19 21:50:04 +00:00
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2012-09-14 16:10:08 +00:00
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virtual void SetIsDocumentActive(bool aIsActive) MOZ_OVERRIDE;
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2011-08-30 06:09:56 +00:00
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2011-04-08 19:58:04 +00:00
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NS_IMETHOD GetCursor(const nsPoint& aPoint, nsIFrame::Cursor& aCursor);
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2002-01-26 00:39:43 +00:00
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2012-10-06 13:03:23 +00:00
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// APIs used by nsRootPresContext to set up the widget position/size/clip
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// region.
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/**
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* Set the next widget configuration for the plugin to the desired
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* position of the plugin's widget, on the assumption that it is not visible
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* (clipped out or covered by opaque content).
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* This will only be called for plugins which have been registered
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* with the root pres context for geometry updates.
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* If there is no widget associated with the plugin, this will have no effect.
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*/
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void SetEmptyWidgetConfiguration()
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{
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mNextConfigurationBounds = nsIntRect(0,0,0,0);
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mNextConfigurationClipRegion.Clear();
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2009-07-22 00:45:00 +00:00
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}
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2012-10-06 13:03:23 +00:00
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/**
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* Append the desired widget configuration to aConfigurations.
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*/
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void GetWidgetConfiguration(nsTArray<nsIWidget::Configuration>* aConfigurations)
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{
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if (mWidget) {
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nsIWidget::Configuration* configuration = aConfigurations->AppendElement();
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configuration->mChild = mWidget;
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configuration->mBounds = mNextConfigurationBounds;
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configuration->mClipRegion = mNextConfigurationClipRegion;
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}
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}
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/**
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* Called after all widget position/size/clip regions have been changed
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* (even if there isn't a widget for this plugin).
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*/
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2009-07-22 00:45:02 +00:00
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void DidSetWidgetGeometry();
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2002-05-10 22:34:53 +00:00
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// accessibility support
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#ifdef ACCESSIBILITY
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2012-05-29 01:18:45 +00:00
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virtual already_AddRefed<Accessible> CreateAccessible();
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2002-05-10 22:34:53 +00:00
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#ifdef XP_WIN
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NS_IMETHOD GetPluginPort(HWND *aPort);
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#endif
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#endif
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2000-04-14 22:48:30 +00:00
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//local methods
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2012-01-31 21:55:54 +00:00
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nsresult PrepForDrawing(nsIWidget *aWidget);
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2005-01-05 00:21:06 +00:00
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2001-09-18 02:11:09 +00:00
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// for a given aRoot, this walks the frame tree looking for the next outFrame
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2004-07-31 23:15:21 +00:00
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static nsIObjectFrame* GetNextObjectFrame(nsPresContext* aPresContext,
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2004-02-09 17:33:45 +00:00
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nsIFrame* aRoot);
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2001-09-18 02:11:09 +00:00
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2010-09-08 00:36:59 +00:00
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// nsIReflowCallback
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2012-09-14 16:10:08 +00:00
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virtual bool ReflowFinished() MOZ_OVERRIDE;
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virtual void ReflowCallbackCanceled() MOZ_OVERRIDE;
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2010-09-08 00:36:59 +00:00
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2012-02-08 15:34:27 +00:00
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void UpdateImageLayer(const gfxRect& aRect);
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2011-02-17 03:56:06 +00:00
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2011-02-16 22:43:30 +00:00
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/**
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* Builds either an ImageLayer or a ReadbackLayer, depending on the type
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* of aItem (TYPE_PLUGIN or TYPE_PLUGIN_READBACK respectively).
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*/
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2010-09-17 04:09:25 +00:00
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already_AddRefed<Layer> BuildLayer(nsDisplayListBuilder* aBuilder,
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LayerManager* aManager,
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2012-09-16 22:25:33 +00:00
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nsDisplayItem* aItem,
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const ContainerParameters& aContainerParameters);
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2010-09-17 04:09:25 +00:00
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2012-05-03 14:05:55 +00:00
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LayerState GetLayerState(nsDisplayListBuilder* aBuilder,
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LayerManager* aManager);
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2010-09-17 04:09:25 +00:00
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2012-02-01 02:18:30 +00:00
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already_AddRefed<ImageContainer> GetImageContainer();
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2011-02-23 05:38:09 +00:00
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/**
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* Get the rectangle (relative to this frame) which it will paint. Normally
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* the frame's content-box but may be smaller if the plugin is rendering
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* asynchronously and has a different-sized image temporarily.
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*/
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nsRect GetPaintedRect(nsDisplayPlugin* aItem);
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2010-09-17 04:09:25 +00:00
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2010-09-18 11:28:49 +00:00
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/**
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* If aContent has a nsObjectFrame, then prepare it for a DocShell swap.
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* @see nsSubDocumentFrame::BeginSwapDocShells.
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* There will be a call to EndSwapDocShells after we were moved to the
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* new view tree.
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*/
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static void BeginSwapDocShells(nsIContent* aContent, void*);
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/**
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* If aContent has a nsObjectFrame, then set it up after a DocShell swap.
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* @see nsSubDocumentFrame::EndSwapDocShells.
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*/
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static void EndSwapDocShells(nsIContent* aContent, void*);
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2012-09-14 16:10:08 +00:00
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nsIWidget* GetWidget() MOZ_OVERRIDE { return mInnerView ? mWidget : nullptr; }
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2011-03-31 21:33:46 +00:00
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2011-08-30 06:09:56 +00:00
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/**
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* Adjust the plugin's idea of its size, using aSize as its new size.
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* (aSize must be in twips)
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*/
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void FixupWindow(const nsSize& aSize);
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2012-01-31 21:55:54 +00:00
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/*
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2011-08-30 06:09:56 +00:00
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* Sets up the plugin window and calls SetWindow on the plugin.
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*/
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2011-09-29 06:19:26 +00:00
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nsresult CallSetWindow(bool aCheckIsHidden = true);
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2011-08-30 06:09:56 +00:00
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2012-01-31 21:55:54 +00:00
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void SetInstanceOwner(nsPluginInstanceOwner* aOwner);
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protected:
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nsObjectFrame(nsStyleContext* aContext);
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virtual ~nsObjectFrame();
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// NOTE: This frame class does not inherit from |nsLeafFrame|, so
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// this is not a virtual method implementation.
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void GetDesiredSize(nsPresContext* aPresContext,
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const nsHTMLReflowState& aReflowState,
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nsHTMLReflowMetrics& aDesiredSize);
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2012-08-22 15:56:38 +00:00
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bool IsFocusable(int32_t *aTabIndex = nullptr, bool aWithMouse = false);
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2005-03-31 01:38:04 +00:00
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2002-04-13 01:53:23 +00:00
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// check attributes and optionally CSS to see if we should display anything
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2011-09-29 06:19:26 +00:00
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bool IsHidden(bool aCheckVisibilityStyle = true) const;
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2000-07-19 23:46:43 +00:00
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2011-09-29 06:19:26 +00:00
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bool IsOpaque() const;
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bool IsTransparentMode() const;
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2012-10-06 13:03:23 +00:00
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bool IsPaintedByGecko() const;
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2009-07-22 00:45:00 +00:00
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2011-09-29 06:19:26 +00:00
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nsIntPoint GetWindowOriginInPixels(bool aWindowless);
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2001-12-22 00:00:44 +00:00
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2008-07-07 02:49:38 +00:00
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static void PaintPrintPlugin(nsIFrame* aFrame,
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2011-04-08 01:04:40 +00:00
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nsRenderingContext* aRenderingContext,
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2008-07-07 02:49:38 +00:00
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const nsRect& aDirtyRect, nsPoint aPt);
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2011-04-08 01:04:40 +00:00
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void PrintPlugin(nsRenderingContext& aRenderingContext,
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2008-07-07 02:49:38 +00:00
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const nsRect& aDirtyRect);
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2010-10-25 14:38:09 +00:00
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void PaintPlugin(nsDisplayListBuilder* aBuilder,
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2011-04-08 01:04:40 +00:00
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nsRenderingContext& aRenderingContext,
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2009-09-11 01:44:20 +00:00
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const nsRect& aDirtyRect, const nsRect& aPluginRect);
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2008-07-07 02:49:38 +00:00
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2010-01-21 15:17:52 +00:00
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void NotifyPluginReflowObservers();
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2009-11-20 22:59:27 +00:00
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2003-04-12 15:03:08 +00:00
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friend class nsPluginInstanceOwner;
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2009-07-22 00:45:00 +00:00
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friend class nsDisplayPlugin;
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2011-02-16 22:43:30 +00:00
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friend class PluginBackgroundSink;
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2009-07-22 00:45:00 +00:00
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2000-04-14 22:48:30 +00:00
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private:
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2012-08-17 04:25:19 +00:00
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// Registers the plugin for a geometry update, and requests a geometry
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// update. This caches the root pres context in
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// mRootPresContextRegisteredWith, so that we can be sure we unregister
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// from the right root prest context in UnregisterPluginForGeometryUpdates.
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void RegisterPluginForGeometryUpdates();
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// Unregisters the plugin for geometry updated with the root pres context
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// stored in mRootPresContextRegisteredWith.
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void UnregisterPluginForGeometryUpdates();
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2010-01-21 15:17:52 +00:00
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class PluginEventNotifier : public nsRunnable {
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public:
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PluginEventNotifier(const nsString &aEventType) :
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mEventType(aEventType) {}
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NS_IMETHOD Run();
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private:
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nsString mEventType;
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};
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2012-01-31 21:55:54 +00:00
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nsPluginInstanceOwner* mInstanceOwner; // WEAK
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2009-09-11 01:44:20 +00:00
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nsIView* mInnerView;
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2009-07-22 00:45:00 +00:00
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nsCOMPtr<nsIWidget> mWidget;
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2009-01-15 03:27:09 +00:00
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nsIntRect mWindowlessRect;
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2011-02-16 22:43:30 +00:00
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/**
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* This is owned by the ReadbackLayer for this nsObjectFrame. It is
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* automatically cleared if the PluginBackgroundSink is destroyed.
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*/
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PluginBackgroundSink* mBackgroundSink;
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2005-04-14 21:50:46 +00:00
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2012-10-06 13:03:23 +00:00
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/**
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* Bounds that we should set the plugin's widget to in the next composite,
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* for plugins with widgets. For plugins without widgets, bounds in device
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* pixels relative to the nearest frame that's a display list reference frame.
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*/
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nsIntRect mNextConfigurationBounds;
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/**
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* Clip region that we should set the plugin's widget to
|
|
|
|
* in the next composite. Only meaningful for plugins with widgets.
|
|
|
|
*/
|
|
|
|
nsTArray<nsIntRect> mNextConfigurationClipRegion;
|
|
|
|
|
2011-09-29 06:19:26 +00:00
|
|
|
bool mReflowCallbackPosted;
|
2010-09-17 04:09:25 +00:00
|
|
|
|
|
|
|
// A reference to the ImageContainer which contains the current frame
|
|
|
|
// of plugin to display.
|
|
|
|
nsRefPtr<ImageContainer> mImageContainer;
|
2012-08-17 04:25:19 +00:00
|
|
|
|
|
|
|
// We keep this reference to ensure we can always unregister the
|
|
|
|
// plugins we register on the root PresContext.
|
|
|
|
// This is only non-null while we have a plugin registered for geometry
|
|
|
|
// updates.
|
|
|
|
nsRefPtr<nsRootPresContext> mRootPresContextRegisteredWith;
|
2000-04-14 22:48:30 +00:00
|
|
|
};
|
|
|
|
|
2009-07-22 00:45:00 +00:00
|
|
|
class nsDisplayPlugin : public nsDisplayItem {
|
|
|
|
public:
|
2010-08-13 10:01:13 +00:00
|
|
|
nsDisplayPlugin(nsDisplayListBuilder* aBuilder, nsIFrame* aFrame)
|
|
|
|
: nsDisplayItem(aBuilder, aFrame)
|
2009-07-22 00:45:00 +00:00
|
|
|
{
|
|
|
|
MOZ_COUNT_CTOR(nsDisplayPlugin);
|
|
|
|
}
|
|
|
|
#ifdef NS_BUILD_REFCNT_LOGGING
|
|
|
|
virtual ~nsDisplayPlugin() {
|
|
|
|
MOZ_COUNT_DTOR(nsDisplayPlugin);
|
|
|
|
}
|
|
|
|
#endif
|
|
|
|
|
2012-09-14 16:10:08 +00:00
|
|
|
virtual nsRect GetBounds(nsDisplayListBuilder* aBuilder, bool* aSnap) MOZ_OVERRIDE;
|
2011-01-03 01:48:09 +00:00
|
|
|
virtual nsRegion GetOpaqueRegion(nsDisplayListBuilder* aBuilder,
|
2012-09-14 16:10:08 +00:00
|
|
|
bool* aSnap) MOZ_OVERRIDE;
|
2009-09-07 00:35:14 +00:00
|
|
|
virtual void Paint(nsDisplayListBuilder* aBuilder,
|
2012-09-14 16:10:08 +00:00
|
|
|
nsRenderingContext* aCtx) MOZ_OVERRIDE;
|
2011-09-29 06:19:26 +00:00
|
|
|
virtual bool ComputeVisibility(nsDisplayListBuilder* aBuilder,
|
2011-01-27 22:58:50 +00:00
|
|
|
nsRegion* aVisibleRegion,
|
2012-09-14 16:10:08 +00:00
|
|
|
const nsRect& aAllowVisibleRegionExpansion) MOZ_OVERRIDE;
|
2009-07-22 00:45:00 +00:00
|
|
|
|
2010-07-15 21:07:49 +00:00
|
|
|
NS_DISPLAY_DECL_NAME("Plugin", TYPE_PLUGIN)
|
2009-07-22 00:45:00 +00:00
|
|
|
|
2010-09-17 04:09:25 +00:00
|
|
|
virtual already_AddRefed<Layer> BuildLayer(nsDisplayListBuilder* aBuilder,
|
2011-06-22 12:11:27 +00:00
|
|
|
LayerManager* aManager,
|
2012-09-14 16:10:08 +00:00
|
|
|
const ContainerParameters& aContainerParameters) MOZ_OVERRIDE
|
2010-09-17 04:09:25 +00:00
|
|
|
{
|
2011-02-12 16:09:03 +00:00
|
|
|
return static_cast<nsObjectFrame*>(mFrame)->BuildLayer(aBuilder,
|
|
|
|
aManager,
|
2012-09-16 22:25:33 +00:00
|
|
|
this,
|
|
|
|
aContainerParameters);
|
2010-09-17 04:09:25 +00:00
|
|
|
}
|
|
|
|
|
|
|
|
virtual LayerState GetLayerState(nsDisplayListBuilder* aBuilder,
|
2012-05-03 14:05:55 +00:00
|
|
|
LayerManager* aManager,
|
2012-09-14 16:10:08 +00:00
|
|
|
const ContainerParameters& aParameters) MOZ_OVERRIDE
|
2010-09-17 04:09:25 +00:00
|
|
|
{
|
2011-02-16 22:43:30 +00:00
|
|
|
return static_cast<nsObjectFrame*>(mFrame)->GetLayerState(aBuilder,
|
|
|
|
aManager);
|
2010-09-17 04:09:25 +00:00
|
|
|
}
|
2009-07-22 00:45:00 +00:00
|
|
|
};
|
2000-04-14 22:48:30 +00:00
|
|
|
|
|
|
|
#endif /* nsObjectFrame_h___ */
|