Source code
Revision control
Copy as Markdown
Other Tools
/* 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/. */
using mozilla::gfx::IntRect from "mozilla/gfx/Rect.h";
using mozilla::gfx::IntSize from "mozilla/gfx/Point.h";
using mozilla::layers::CompositorScrollUpdate from "mozilla/layers/CompositorScrollUpdate.h";
using mozilla::void_t from "mozilla/ipc/IPCCore.h";
include "mozilla/GfxMessageUtils.h";
include "mozilla/layers/LayersMessageUtils.h";
namespace mozilla {
namespace layers {
/**
* The PUiCompositorController protocol is used to pause and resume the
* compositor from the UI thread. Primarily used on Android to coordinate registering and
* releasing the surface with the compositor.
*/
[NeedsOtherPid, ParentProc=compositor, ChildProc=Parent]
sync protocol PUiCompositorController
{
parent:
// Pause/resume the compositor. These are intended to be used on mobile, when
// the compositor needs to pause/resume in lockstep with the application.
sync Pause();
sync Resume() returns (bool aOutResumed);
sync ResumeAndResize(int32_t aX, int32_t aY, int32_t aWidth, int32_t aHeight)
returns (bool aOutResumed);
async InvalidateAndRender();
async MaxToolbarHeight(int32_t aHeight);
async FixedBottomOffset(int32_t aOffset);
async DefaultClearColor(uint32_t aColor);
async RequestScreenPixels(uint64_t aRequestId, IntRect aSourceRect, IntSize aDestSize);
async EnableLayerUpdateNotifications(bool aEnable);
child:
async ToolbarAnimatorMessageFromCompositor(int32_t aMessage);
async NotifyCompositorScrollUpdate(CompositorScrollUpdate aUpdate);
// Returns when the child side has finished using the HardwareBuffer,
// indicating that the parent side can now release it.
async ScreenPixels(uint64_t aRequestId, FileDescriptor? aHardwareBuffer, FileDescriptor? aAcquireFence)
returns (void_t ok);
};
} // layers
} // mozilla