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// Copyright 2018 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef SERVICES_WS_TEST_WINDOW_TREE_CLIENT_H_
#define SERVICES_WS_TEST_WINDOW_TREE_CLIENT_H_
#include <stdint.h>
#include <queue>
#include "base/component_export.h"
#include "base/macros.h"
#include "mojo/public/cpp/bindings/associated_binding.h"
#include "services/ws/public/mojom/window_tree.mojom.h"
#include "services/ws/test_change_tracker.h"
#include "services/ws/test_screen_provider_observer.h"
namespace ws {
class WindowTree;
// WindowTreeClient implementation that logs all changes to a tracker.
class TestWindowTreeClient : public mojom::WindowTreeClient,
public TestChangeTracker::Delegate {
public:
// Created every time OnWindowInputEvent() is called.
struct InputEvent {
InputEvent();
InputEvent(InputEvent&& other);
~InputEvent();
uint32_t event_id;
Id window_id;
int64_t display_id;
std::unique_ptr<ui::Event> event;
bool matches_pointer_watcher;
};
// An ObservedPointerEvent is created for each call to
// OnPointerEventObserved()
struct ObservedPointerEvent {
ObservedPointerEvent();
ObservedPointerEvent(ObservedPointerEvent&& other);
~ObservedPointerEvent();
std::unique_ptr<ui::Event> event;
Id window_id = 0;
int64_t display_id = 0;
};
TestWindowTreeClient();
~TestWindowTreeClient() override;
std::queue<InputEvent>& input_events() { return input_events_; }
// Returns the oldest InputEvent that was received by way of
// OnWindowInputEvent(). If no events have been observed, |event| in the
// returned object is null.
InputEvent PopInputEvent();
// Removes all InputEvents from |input_events_|.
void ClearInputEvents();
std::queue<ObservedPointerEvent>& observed_pointer_events() {
return observed_pointer_events_;
}
// Returns the oldest ObservedPointerEvent that was received by way of
// OnPointerEventObserved(). If no pointer events have been observed, |event|
// in the returned object is null.
ObservedPointerEvent PopObservedPointerEvent();
// Sets the mojom::WindowTree for this client. Used when creating a client
// using mojom::WindowTreeFactory.
void SetWindowTree(mojom::WindowTreePtr tree);
mojom::WindowTree* tree() { return tree_.get(); }
TestChangeTracker* tracker() { return &tracker_; }
Id root_window_id() const { return root_window_id_; }
// Sets whether changes to the bounds of the root should be tracked. Normally
// they are ignored (as during startup we often times get random size
// changes).
void set_track_root_bounds_changes(bool value) {
track_root_bounds_changes_ = value;
}
// Acks the first InputEvent that was received, and removes it. Returns true
// if there was an event.
bool AckFirstEvent(WindowTree* tree, mojom::EventResult result);
TestScreenProviderObserver* screen_provider_observer() {
return &screen_provider_observer_;
}
// TestChangeTracker::Delegate:
void OnChangeAdded() override;
// mojom::WindowTreeClient:
void OnEmbed(
mojom::WindowDataPtr root,
mojom::WindowTreePtr tree,
int64_t display_id,
Id focused_window_id,
bool drawn,
const base::Optional<viz::LocalSurfaceId>& local_surface_id) override;
void OnEmbedFromToken(
const base::UnguessableToken& token,
mojom::WindowDataPtr root,
int64_t display_id,
const base::Optional<viz::LocalSurfaceId>& local_surface_id) override;
void OnEmbeddedAppDisconnected(Id window_id) override;
void OnUnembed(Id window_id) override;
void OnCaptureChanged(Id new_capture_window_id,
Id old_capture_window_id) override;
void OnFrameSinkIdAllocated(Id window_id,
const viz::FrameSinkId& frame_sink_id) override;
void OnTopLevelCreated(
uint32_t change_id,
mojom::WindowDataPtr data,
int64_t display_id,
bool drawn,
const base::Optional<viz::LocalSurfaceId>& local_surface_id) override;
void OnWindowBoundsChanged(
Id window_id,
const gfx::Rect& old_bounds,
const gfx::Rect& new_bounds,
const base::Optional<viz::LocalSurfaceId>& local_surface_id) override;
void OnWindowTransformChanged(Id window_id,
const gfx::Transform& old_transform,
const gfx::Transform& new_transform) override;
void OnTransientWindowAdded(Id window_id, Id transient_window_id) override;
void OnTransientWindowRemoved(Id window_id, Id transient_window_id) override;
void OnWindowHierarchyChanged(
Id window,
Id old_parent,
Id new_parent,
std::vector<mojom::WindowDataPtr> windows) override;
void OnWindowReordered(Id window_id,
Id relative_window_id,
mojom::OrderDirection direction) override;
void OnWindowDeleted(Id window) override;
void OnWindowVisibilityChanged(Id window, bool visible) override;
void OnWindowOpacityChanged(Id window,
float old_opacity,
float new_opacity) override;
void OnWindowDisplayChanged(Id window_id, int64_t display_id) override;
void OnWindowParentDrawnStateChanged(Id window, bool drawn) override;
void OnWindowInputEvent(uint32_t event_id,
Id window_id,
int64_t display_id,
std::unique_ptr<ui::Event> event,
bool matches_pointer_watcher) override;
void OnPointerEventObserved(std::unique_ptr<ui::Event> event,
Id window_id,
int64_t display_id) override;
void OnWindowSharedPropertyChanged(
Id window,
const std::string& name,
const base::Optional<std::vector<uint8_t>>& new_data) override;
void OnWindowFocused(Id focused_window_id) override;
void OnWindowCursorChanged(Id window_id, ui::CursorData cursor) override;
void OnDragDropStart(const base::flat_map<std::string, std::vector<uint8_t>>&
drag_data) override;
void OnDragEnter(Id window,
uint32_t key_state,
const gfx::Point& position,
uint32_t effect_bitmask,
OnDragEnterCallback callback) override;
void OnDragOver(Id window,
uint32_t key_state,
const gfx::Point& position,
uint32_t effect_bitmask,
OnDragOverCallback callback) override;
void OnDragLeave(Id window) override;
void OnCompleteDrop(Id window,
uint32_t key_state,
const gfx::Point& position,
uint32_t effect_bitmask,
OnCompleteDropCallback callback) override;
void OnPerformDragDropCompleted(uint32_t change_id,
bool success,
uint32_t action_taken) override;
void OnDragDropDone() override;
void OnTopmostWindowChanged(const std::vector<Id>& topmost_ids) override;
void OnChangeCompleted(uint32_t change_id, bool success) override;
void RequestClose(Id window_id) override;
void GetScreenProviderObserver(
mojom::ScreenProviderObserverAssociatedRequest observer) override;
protected:
TestChangeTracker tracker_;
mojom::WindowTreePtr tree_;
Id root_window_id_ = 0;
bool track_root_bounds_changes_ = false;
std::queue<InputEvent> input_events_;
std::queue<ObservedPointerEvent> observed_pointer_events_;
TestScreenProviderObserver screen_provider_observer_;
mojo::AssociatedBinding<mojom::ScreenProviderObserver>
screen_provider_observer_binding_{&screen_provider_observer_};
DISALLOW_COPY_AND_ASSIGN(TestWindowTreeClient);
};
} // namespace ws
#endif // SERVICES_WS_TEST_WINDOW_TREE_CLIENT_H_