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67 lines
2.1 KiB
Plaintext
67 lines
2.1 KiB
Plaintext
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// Copyright 2016 The Chromium 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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module ui.mojom;
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import "ui/gfx/geometry/mojo/geometry.mojom";
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// Contains state of a single window.
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struct WindowData {
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// Unique identifier of the parent. If the client can not see the parent an
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// id of 0 is supplied.
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uint32 parent_id;
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// Unique identifier of the window.
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uint32 window_id;
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// Id of the transient parent, 0 if there isn't one.
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uint32 transient_parent_id;
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gfx.mojom.Rect bounds;
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// Arbitrary key/value pairs. The interpretation of these is left to the
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// client. See SetWindowProperty() for more information.
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map<string, array<uint8>> properties;
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// True if this window is visible. The window may not be drawn on screen (see
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// OnWindowParentDrawnStateChanged() for details).
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bool visible;
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};
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// The result of an input event sent to a client app.
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enum EventResult {
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HANDLED,
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UNHANDLED,
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};
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enum EventTargetingPolicy {
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// The target is a valid target for events, but none of its descendants are
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// considered.
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TARGET_ONLY,
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// The target and its descendants are possible targets. This is the default.
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TARGET_AND_DESCENDANTS,
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// The target is not a valid target, but its descendants are possible targets.
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DESCENDANTS_ONLY,
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// Neither the target nor its descendants are valid targets.
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NONE
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};
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// A bitfield of what drag operations are possible.
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const uint32 kDropEffectNone = 0;
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const uint32 kDropEffectMove = 1;
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const uint32 kDropEffectCopy = 2;
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const uint32 kDropEffectLink = 4;
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// When this flag is set in a call to Embed(), the embedder (i.e. the client
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// that is making the call to Embed()) will receive events that are targeted to
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// the embedded client. The embedded client will not receive any input events
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// from the window server. However, the embedder can choose to dispatch events
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// to the embedded client through other mechanism.
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// TODO(sad): Provide an API in mus for the embedder to dispatch events to the
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// embedded client. https://crbug.com/621085
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const uint32 kEmbedFlagEmbedderInterceptsEvents = 0x01;
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