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Unified Diff: services/window_manager/view_targeter.cc

Issue 1530333005: Delete the ViewManager and WindowManager services. (Closed) Base URL: git@github.com:domokit/mojo.git@cl-2c
Patch Set: rebase Created 5 years ago
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Index: services/window_manager/view_targeter.cc
diff --git a/services/window_manager/view_targeter.cc b/services/window_manager/view_targeter.cc
deleted file mode 100644
index 2b69e6cb1bd19281eb12c4a3a4bb77504f63af06..0000000000000000000000000000000000000000
--- a/services/window_manager/view_targeter.cc
+++ /dev/null
@@ -1,148 +0,0 @@
-// Copyright 2014 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.
-
-#include "services/window_manager/view_targeter.h"
-
-#include "services/window_manager/capture_controller.h"
-#include "services/window_manager/focus_controller.h"
-#include "services/window_manager/view_target.h"
-#include "ui/events/event_target_iterator.h"
-
-namespace window_manager {
-
-ViewTargeter::ViewTargeter() {}
-
-ViewTargeter::~ViewTargeter() {}
-
-ui::EventTarget* ViewTargeter::FindTargetForEvent(ui::EventTarget* root,
- ui::Event* event) {
- ViewTarget* view = static_cast<ViewTarget*>(root);
- ViewTarget* target;
- if (event->IsKeyEvent()) {
- target = FindTargetForKeyEvent(view, *static_cast<ui::KeyEvent*>(event));
- } else if (event->IsMouseEvent() ||
- event->IsScrollEvent() ||
- event->IsTouchEvent() ||
- event->IsGestureEvent()) {
- target = static_cast<ViewTarget*>(FindTargetForLocatedEvent(
- root, static_cast<ui::LocatedEvent*>(event)));
- } else {
- target = static_cast<ViewTarget*>(root);
- }
-
- // TODO(erg): The aura version of this method does a lot of work to handle
- // dispatching to a target that isn't a child of |view|. For now, punt on
- // this.
- DCHECK_EQ(view->GetRoot(), target->GetRoot());
-
- return target;
-}
-
-ui::EventTarget* ViewTargeter::FindNextBestTarget(
- ui::EventTarget* previous_target, ui::Event* event) {
- return nullptr;
-}
-
-ui::EventTarget* ViewTargeter::FindTargetForLocatedEvent(
- ui::EventTarget* root,
- ui::LocatedEvent* event) {
- ViewTarget* view = static_cast<ViewTarget*>(root);
- if (!view->HasParent()) {
- ViewTarget* target = FindTargetInRootView(view, *event);
- if (target) {
- view->ConvertEventToTarget(target, event);
- return target;
- }
- }
- scoped_ptr<ui::EventTargetIterator> iter = root->GetChildIterator();
- if (iter) {
- ui::EventTarget* target = root;
- for (ui::EventTarget* child = iter->GetNextTarget(); child;
- child = iter->GetNextTarget()) {
- ViewTargeter* targeter = static_cast<ViewTargeter*>(
- child->GetEventTargeter());
- if (!targeter)
- targeter = this;
- if (!targeter->SubtreeShouldBeExploredForEvent(child, *event))
- continue;
- target->ConvertEventToTarget(child, event);
- target = child;
- ui::EventTarget* child_target =
- targeter->FindTargetForLocatedEvent(child, event);
- if (child_target)
- return child_target;
- }
- target->ConvertEventToTarget(root, event);
- }
- return root->CanAcceptEvent(*event) ? root : NULL;
-}
-
-bool ViewTargeter::SubtreeShouldBeExploredForEvent(
- ui::EventTarget* target, const ui::LocatedEvent& event) {
- return SubtreeCanAcceptEvent(target, event) &&
- EventLocationInsideBounds(target, event);
-}
-
-bool ViewTargeter::SubtreeCanAcceptEvent(ui::EventTarget* target,
- const ui::LocatedEvent& event) const {
- ViewTarget* view = static_cast<ViewTarget*>(target);
-
- if (!view->IsVisible())
- return false;
-
- // TODO(erg): We may need to keep track of the parent on ViewTarget, because
- // we have a check here about
- // WindowDelegate::ShouldDescendIntoChildForEventHandling().
-
- // TODO(sky): decide if we really want this. If we do, it should be a public
- // constant and documented.
- if (view->view()->shared_properties().count("deliver-events-to-parent"))
- return false;
-
- return true;
-}
-
-bool ViewTargeter::EventLocationInsideBounds(
- ui::EventTarget* target,
- const ui::LocatedEvent& event) const {
- ViewTarget* view = static_cast<ViewTarget*>(target);
- gfx::Point point = event.location();
- const ViewTarget* parent = view->GetParent();
- if (parent)
- ViewTarget::ConvertPointToTarget(parent, view, &point);
- return gfx::Rect(view->GetBounds().size()).Contains(point);
-}
-
-ViewTarget* ViewTargeter::FindTargetForKeyEvent(ViewTarget* view_target,
- const ui::KeyEvent& key) {
- FocusController* focus_controller = GetFocusController(view_target->view());
- if (focus_controller) {
- mojo::View* focused_view = focus_controller->GetFocusedView();
- if (focused_view)
- return ViewTarget::TargetFromView(focused_view);
- }
- return view_target;
-}
-
-ViewTarget* ViewTargeter::FindTargetInRootView(ViewTarget* root_view,
- const ui::LocatedEvent& event) {
- // TODO(erg): This here is important because it resolves
- // mouse_pressed_handler() in the aura version. This is what makes sure
- // that a view gets both the mouse down and up.
-
- CaptureController* capture_controller =
- GetCaptureController(root_view->view());
- if (capture_controller) {
- mojo::View* capture_view = capture_controller->GetCapture();
- if (capture_view)
- return ViewTarget::TargetFromView(capture_view);
- }
-
- // TODO(erg): There's a whole bunch of junk about handling touch events
- // here. Handle later.
-
- return nullptr;
-}
-
-} // namespace window_manager
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