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// Copyright (c) 2012 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 "ui/views/controls/menu/menu_host_root_view.h"
#include "ui/views/controls/menu/menu_controller.h"
#include "ui/views/controls/menu/menu_item_view.h"
#include "ui/views/controls/menu/submenu_view.h"
namespace views {
MenuHostRootView::MenuHostRootView(Widget* widget, SubmenuView* submenu)
: internal::RootView(widget), submenu_(submenu) {}
bool MenuHostRootView::OnMousePressed(const ui::MouseEvent& event) {
return GetMenuControllerForInputEvents() &&
GetMenuControllerForInputEvents()->OnMousePressed(submenu_, event);
}
bool MenuHostRootView::OnMouseDragged(const ui::MouseEvent& event) {
return GetMenuControllerForInputEvents() &&
GetMenuControllerForInputEvents()->OnMouseDragged(submenu_, event);
}
void MenuHostRootView::OnMouseReleased(const ui::MouseEvent& event) {
if (GetMenuControllerForInputEvents())
GetMenuControllerForInputEvents()->OnMouseReleased(submenu_, event);
}
void MenuHostRootView::OnMouseMoved(const ui::MouseEvent& event) {
if (GetMenuControllerForInputEvents())
GetMenuControllerForInputEvents()->OnMouseMoved(submenu_, event);
}
bool MenuHostRootView::OnMouseWheel(const ui::MouseWheelEvent& event) {
return GetMenuControllerForInputEvents() &&
GetMenuControllerForInputEvents()->OnMouseWheel(submenu_, event);
}
View* MenuHostRootView::GetTooltipHandlerForPoint(const gfx::Point& point) {
return GetMenuControllerForInputEvents()
? GetMenuControllerForInputEvents()->GetTooltipHandlerForPoint(
submenu_, point)
: nullptr;
}
void MenuHostRootView::ViewHierarchyChanged(
const ViewHierarchyChangedDetails& details) {
if (GetMenuControllerForInputEvents())
GetMenuControllerForInputEvents()->ViewHierarchyChanged(submenu_, details);
RootView::ViewHierarchyChanged(details);
}
bool MenuHostRootView::ProcessMousePressed(const ui::MouseEvent& event) {
return RootView::OnMousePressed(event);
}
bool MenuHostRootView::ProcessMouseDragged(const ui::MouseEvent& event) {
return RootView::OnMouseDragged(event);
}
void MenuHostRootView::ProcessMouseReleased(const ui::MouseEvent& event) {
RootView::OnMouseReleased(event);
}
void MenuHostRootView::ProcessMouseMoved(const ui::MouseEvent& event) {
RootView::OnMouseMoved(event);
}
View* MenuHostRootView::ProcessGetTooltipHandlerForPoint(
const gfx::Point& point) {
return RootView::GetTooltipHandlerForPoint(point);
}
void MenuHostRootView::OnEventProcessingFinished(ui::Event* event) {
RootView::OnEventProcessingFinished(event);
// Forward unhandled gesture events to our menu controller.
// TODO(tdanderson): Investigate whether this should be moved into a
// post-target handler installed on |this| instead
// (invoked only if event->target() == this).
if (event->IsGestureEvent() && !event->handled() && GetMenuController())
GetMenuController()->OnGestureEvent(submenu_, event->AsGestureEvent());
}
MenuController* MenuHostRootView::GetMenuController() {
return submenu_ ? submenu_->GetMenuItem()->GetMenuController() : NULL;
}
MenuController* MenuHostRootView::GetMenuControllerForInputEvents() {
return GetMenuController() && GetMenuController()->CanProcessInputEvents()
? GetMenuController()
: nullptr;
}
} // namespace views
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