/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ /* vim: set ts=8 sts=2 et sw=2 tw=80: */ /* 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/. */
class InputData; class MultiTouchInput; class ScrollWheelInput; class MouseInput; class PanGestureInput; class PinchGestureInput; class KeyboardInput;
namespace layers {
class InputBlockState; class TouchBlockState; class WheelBlockState; class DragBlockState; class PanGestureBlockState; class PinchGestureBlockState; class KeyboardBlockState;
/** * This lightweight class holds a pointer to an input event that has not yet * been completely processed, along with the input block that the input event * is associated with.
*/ class QueuedInput { public:
QueuedInput(const MultiTouchInput& aInput, TouchBlockState& aBlock);
QueuedInput(const ScrollWheelInput& aInput, WheelBlockState& aBlock);
QueuedInput(const MouseInput& aInput, DragBlockState& aBlock);
QueuedInput(const PanGestureInput& aInput, PanGestureBlockState& aBlock);
QueuedInput(const PinchGestureInput& aInput, PinchGestureBlockState& aBlock);
QueuedInput(const KeyboardInput& aInput, KeyboardBlockState& aBlock);
InputData* Input();
InputBlockState* Block();
private: // A copy of the input event that is provided to the constructor. This must // be non-null, and is owned by this QueuedInput instance (hence the // UniquePtr).
UniquePtr<InputData> mInput; // A pointer to the block that the input event is associated with. This must // be non-null.
RefPtr<InputBlockState> mBlock;
};
} // namespace layers
} // namespace mozilla
#endif// mozilla_layers_QueuedInput_h
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