gecko-dev/dom/plugins/ipc/PPluginInstance.ipdl

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/* -*- Mode: C++; c-basic-offset: 2; indent-tabs-mode: nil; tab-width: 8 -*- */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
include protocol PPluginBackgroundDestroyer;
include protocol PPluginModule;
include protocol PPluginScriptableObject;
include protocol PBrowserStream;
include protocol PPluginStream;
include protocol PStreamNotify;
include protocol PPluginSurface;
include "mozilla/GfxMessageUtils.h";
using NPError from "npapi.h";
using struct mozilla::plugins::NPRemoteWindow from "mozilla/plugins/PluginMessageUtils.h";
using struct mozilla::plugins::NPRemoteEvent from "mozilla/plugins/PluginMessageUtils.h";
using NPRect from "npapi.h";
using NPNURLVariable from "npapi.h";
using NPCoordinateSpace from "npapi.h";
using NPNVariable from "npapi.h";
using mozilla::plugins::NativeWindowHandle from "mozilla/plugins/PluginMessageUtils.h";
using gfxSurfaceType from "gfxTypes.h";
using gfxIntSize from "nsSize.h";
using struct mozilla::null_t from "ipc/IPCMessageUtils.h";
using mozilla::plugins::WindowsSharedMemoryHandle from "mozilla/plugins/PluginMessageUtils.h";
using mozilla::layers::SurfaceDescriptorX11 from "gfxipc/ShadowLayerUtils.h";
using struct nsIntRect from "nsRect.h";
namespace mozilla {
namespace plugins {
struct IOSurfaceDescriptor {
uint32_t surfaceId;
double contentsScaleFactor;
};
union SurfaceDescriptor {
Shmem;
SurfaceDescriptorX11;
PPluginSurface; // used on Windows
IOSurfaceDescriptor; // used on OSX 10.5+
// Descriptor can be null here in case
// 1) of first Show call (prevSurface is null)
// 2) when child is going to destroy
// and it just want to grab prevSurface
// back without giving new surface
null_t;
};
union OptionalShmem {
Shmem;
null_t;
};
intr protocol PPluginInstance
{
manager PPluginModule;
manages PPluginBackgroundDestroyer;
manages PPluginScriptableObject;
manages PBrowserStream;
manages PPluginStream;
manages PStreamNotify;
manages PPluginSurface;
child:
intr __delete__();
intr NPP_SetWindow(NPRemoteWindow window);
intr NPP_GetValue_NPPVpluginWantsAllNetworkStreams()
returns (bool value, NPError result);
// this message is not used on non-X platforms
intr NPP_GetValue_NPPVpluginNeedsXEmbed()
returns (bool value, NPError result);
intr NPP_GetValue_NPPVpluginScriptableNPObject()
returns (nullable PPluginScriptableObject value, NPError result);
intr NPP_SetValue_NPNVprivateModeBool(bool value) returns (NPError result);
intr NPP_GetValue_NPPVpluginNativeAccessibleAtkPlugId()
returns (nsCString plug_id, NPError result);
intr NPP_HandleEvent(NPRemoteEvent event)
returns (int16_t handled);
// special cases where we need to a shared memory buffer
intr NPP_HandleEvent_Shmem(NPRemoteEvent event, Shmem buffer)
returns (int16_t handled, Shmem rtnbuffer);
// special cases where we need an iosurface
intr NPP_HandleEvent_IOSurface(NPRemoteEvent event, uint32_t surfaceid)
returns (int16_t handled);
// special cases of HandleEvent to make mediating races simpler
intr Paint(NPRemoteEvent event)
returns (int16_t handled);
// this is only used on windows to forward WM_WINDOWPOSCHANGE
async WindowPosChanged(NPRemoteEvent event);
// used on OS X to tell the child the contents scale factor
// of its parent has changed
async ContentsScaleFactorChanged(double aContentsScaleFactor);
// ********************** Async plugins rendering
// see https://wiki.mozilla.org/Gecko:AsyncPluginPainting
// **********************
// Async version of SetWindow call
// @param surfaceType - gfxASurface::gfxSurfaceType
// plugin child must create offscreen buffer
// with type equals to surfaceType
async AsyncSetWindow(gfxSurfaceType surfaceType, NPRemoteWindow window);
// There is now an opaque background behind this instance (or the
// background was updated). The changed area is |rect|. The
// browser owns the background surface, and it's read-only from
// within the plugin process. |background| is either null_t to
// refer to the existing background or a fresh descriptor.
async UpdateBackground(SurfaceDescriptor background, nsIntRect rect);
async NPP_DidComposite();
intr NPP_Destroy()
returns (NPError rv);
parent:
intr NPN_GetValue_NPNVWindowNPObject()
returns (nullable PPluginScriptableObject value, NPError result);
intr NPN_GetValue_NPNVPluginElementNPObject()
returns (nullable PPluginScriptableObject value, NPError result);
intr NPN_GetValue_NPNVprivateModeBool()
returns (bool value, NPError result);
intr NPN_GetValue_NPNVnetscapeWindow()
returns (NativeWindowHandle value, NPError result);
intr NPN_GetValue_NPNVdocumentOrigin()
returns (nsCString value, NPError result);
intr NPN_GetValue_DrawingModelSupport(NPNVariable model)
returns (bool value);
intr NPN_SetValue_NPPVpluginWindow(bool windowed)
returns (NPError result);
intr NPN_SetValue_NPPVpluginTransparent(bool transparent)
returns (NPError result);
intr NPN_SetValue_NPPVpluginUsesDOMForCursor(bool useDOMForCursor)
returns (NPError result);
intr NPN_SetValue_NPPVpluginDrawingModel(int drawingModel)
returns (NPError result);
intr NPN_SetValue_NPPVpluginEventModel(int eventModel)
returns (NPError result);
intr NPN_GetURL(nsCString url, nsCString target)
returns (NPError result);
intr NPN_PostURL(nsCString url, nsCString target, nsCString buffer, bool file)
returns (NPError result);
/**
* Covers both NPN_GetURLNotify and NPN_PostURLNotify.
* @TODO This would be more readable as an overloaded method,
* but IPDL doesn't allow that for constructors.
*/
intr PStreamNotify(nsCString url, nsCString target, bool post,
nsCString buffer, bool file)
returns (NPError result);
async NPN_InvalidateRect(NPRect rect);
// Give |newSurface|, containing this instance's updated pixels, to
// the browser for compositing. When this method returns, any surface
// previously passed to Show may be destroyed.
//
// @param rect - actually updated rectangle, comparing to prevSurface content
// could be used for partial render of layer to topLevel context
// @param newSurface - remotable surface
// @param prevSurface - if the previous surface was shared-memory, returns
// the shmem for reuse
sync Show(NPRect updatedRect, SurfaceDescriptor newSurface)
returns (SurfaceDescriptor prevSurface);
async PPluginSurface(WindowsSharedMemoryHandle handle,
gfxIntSize size,
bool transparent);
intr NPN_PushPopupsEnabledState(bool aState);
intr NPN_PopPopupsEnabledState();
intr NPN_GetValueForURL(NPNURLVariable variable, nsCString url)
returns (nsCString value, NPError result);
intr NPN_SetValueForURL(NPNURLVariable variable, nsCString url,
nsCString value)
returns (NPError result);
intr NPN_GetAuthenticationInfo(nsCString protocol_, nsCString host,
int32_t port, nsCString scheme,
nsCString realm)
returns (nsCString username, nsCString password, NPError result);
intr NPN_ConvertPoint(double sourceX, bool ignoreDestX, double sourceY, bool ignoreDestY, NPCoordinateSpace sourceSpace,
NPCoordinateSpace destSpace)
returns (double destX, double destY, bool result);
async RedrawPlugin();
// Send notification that a plugin tried to negotiate Carbon NPAPI so that
// users can be notified that restarting the browser in i386 mode may allow
// them to use the plugin.
sync NegotiatedCarbon();
both:
async PPluginScriptableObject();
child:
/* NPP_NewStream */
intr PBrowserStream(nsCString url,
uint32_t length,
uint32_t lastmodified,
nullable PStreamNotify notifyData,
nsCString headers,
nsCString mimeType,
bool seekable)
returns (NPError rv,
uint16_t stype);
parent:
/* NPN_NewStream */
intr PPluginStream(nsCString mimeType,
nsCString target)
returns (NPError result);
parent:
intr PluginFocusChange(bool gotFocus);
child:
intr SetPluginFocus();
intr UpdateWindow();
async PPluginBackgroundDestroyer();
};
} // namespace plugins
} // namespace mozilla