15821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Copyright (c) 2012 The Chromium Authors. All rights reserved. 25821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Use of this source code is governed by a BSD-style license that can be 35821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// found in the LICENSE file. 45821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 55821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "ui/views/mouse_watcher_view_host.h" 65821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 75821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "ui/gfx/screen.h" 85821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "ui/views/view.h" 95821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "ui/views/widget/widget.h" 105821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 115821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)namespace views { 125821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 135821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)MouseWatcherViewHost::MouseWatcherViewHost(View* view, 145821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const gfx::Insets& hot_zone_insets) 155821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) : view_(view), 165821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) hot_zone_insets_(hot_zone_insets) { 175821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 185821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 195821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)MouseWatcherViewHost::~MouseWatcherViewHost() { 205821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 215821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 225821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)bool MouseWatcherViewHost::Contains( 235821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const gfx::Point& screen_point, 245821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) MouseEventType type) { 255821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) bool in_view = IsCursorInViewZone(screen_point); 265821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (!in_view || (type == MOUSE_EXIT && !IsMouseOverWindow())) 275821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return false; 285821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return true; 295821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 305821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 315821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Returns whether or not the cursor is currently in the view's "zone" which 325821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// is defined as a slightly larger region than the view. 335821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)bool MouseWatcherViewHost::IsCursorInViewZone(const gfx::Point& screen_point) { 345821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) gfx::Rect bounds = view_->GetLocalBounds(); 355821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) gfx::Point view_topleft(bounds.origin()); 365821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) View::ConvertPointToScreen(view_, &view_topleft); 375821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) bounds.set_origin(view_topleft); 385821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) bounds.SetRect(view_topleft.x() - hot_zone_insets_.left(), 395821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) view_topleft.y() - hot_zone_insets_.top(), 405821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) bounds.width() + hot_zone_insets_.width(), 415821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) bounds.height() + hot_zone_insets_.height()); 425821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 435821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return bounds.Contains(screen_point.x(), screen_point.y()); 445821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 455821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 465821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Returns true if the mouse is over the view's window. 475821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)bool MouseWatcherViewHost::IsMouseOverWindow() { 485821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) Widget* widget = view_->GetWidget(); 495821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (!widget) 505821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return false; 515821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 525821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return gfx::Screen::GetScreenFor(widget->GetNativeView())-> 53424c4d7b64af9d0d8fd9624f381f469654d5e3d2Torne (Richard Coles) GetWindowUnderCursor() == widget->GetNativeWindow(); 545821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 555821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 565821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} // namespace views 57