// Copyright 2016 The Fuchsia Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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library fuchsia.ui.policy;
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using fuchsia.ui.gfx;
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using fuchsia.ui.viewsv1token;
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// The Presenter service provides a way for applications to ask that a
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// specified view be added to a view tree, leaving any window management
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// concerns up to the discretion of the presenter implementation.
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//
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// TODO(SCN-599): this will be replaced by Presenter2
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[Discoverable]
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interface Presenter {
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1: Present2(handle<eventpair> view_owner_token, request<Presentation>? presentation_request);
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// Sets new default renderer params and forces them on for the duration of the
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// presenter's lifetime. Only applies to any subsequent calls to Present().
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// Used for testing.
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2: HACK_SetRendererParams(bool enable_clipping, vector<fuchsia.ui.gfx.RendererParam> params);
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// Set the input path. Root presenter will send to ViewManager (legacy) or Scenic.
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3: HACK_SetInputPath(bool use_legacy);
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// Query the input path. Return true if ViewManager receives input.
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4: HACK_QueryInputPath() -> (bool use_legacy);
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};
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// The Presenter service provides a way for applications to ask that a
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// specified view be added to a view tree, leaving any window management
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// concerns up to the discretion of the presenter implementation.
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//
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// TODO(SCN-595): this is the new presenter interface, which will be renamed
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// to Presenter after the original is deleted.
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[Discoverable]
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interface Presenter2 {
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// Usage: the client creates a pair of eventpairs and uses one to create a
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// View in their Scenic session. The other eventpair is passed to this
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// method as |view_holder_token|; the Presenter2 service will use this to
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// create a ViewHolder which is embedded within an appropriate Scenic scene,
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// such that the client View it will receive input events, etc.
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1: PresentView(handle<eventpair> view_holder_token, request<Presentation>? presentation_request);
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};
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