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134 lines
3.9 KiB
Plaintext
134 lines
3.9 KiB
Plaintext
// 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/display/mojo/display.mojom";
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import "ui/gfx/geometry/mojo/geometry.mojom";
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struct FrameDecorationValues {
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gfx.mojom.Insets normal_client_area_insets;
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gfx.mojom.Insets maximized_client_area_insets;
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// Max width needed to display the buttons on the title bar. The buttons are
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// aligned to the trailing edge of the titlebar.
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// TODO(sky): this API is very narrow, and assumes a particular config.
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uint32 max_title_bar_button_width;
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};
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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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uint64 parent_id;
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// Unique identifier of the window.
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uint64 window_id;
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// Id of the transient parent, 0 if there isn't one.
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uint64 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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struct WsDisplay {
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display.mojom.Display display;
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FrameDecorationValues frame_decoration_values;
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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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// Whether a client initiated move loop was started with a mouse event or a
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// touch event.
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enum MoveLoopSource {
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MOUSE,
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TOUCH
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};
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enum OrderDirection {
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ABOVE = 1,
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BELOW,
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};
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// TODO(sky): seems like this should not be defined in mus, rather in mash.
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// Only thing mus cares about is minimized and that should be expressed
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// differently.
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enum ShowState {
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DEFAULT,
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NORMAL,
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MINIMIZED,
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MAXIMIZED,
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INACTIVE,
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FULLSCREEN,
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};
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enum WindowType {
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// These constants come from Widget::InitParams. See it for details.
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// TODO: see if we can reduce this set. For example, why do we need both
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// BUBBLE and POPUP.
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WINDOW,
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PANEL,
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WINDOW_FRAMELESS,
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CONTROL,
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POPUP,
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MENU,
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TOOLTIP,
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BUBBLE,
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DRAG,
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UNKNOWN,
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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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// When passed to Embed() the embedded client can not change the visibility of
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// the window, only the embedder can. Requests by the embedded client to change
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// the visibility fail. This flag only effects the window at the embed point,
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// the embedded client can always change the visibility of any windows the
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// embedded client creates.
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const uint32 kEmbedFlagEmbedderControlsVisibility = 0x02;
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const int32 kResizeBehaviorNone = 0;
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const int32 kResizeBehaviorCanResize = 1;
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const int32 kResizeBehaviorCanMaximize = 2;
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const int32 kResizeBehaviorCanMinimize = 4;
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