// 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/gfx/screen.h" #include #include "base/logging.h" #include "ui/gfx/display.h" namespace { MONITORINFO GetMonitorInfoForMonitor(HMONITOR monitor) { MONITORINFO monitor_info = { 0 }; monitor_info.cbSize = sizeof(monitor_info); GetMonitorInfo(monitor, &monitor_info); return monitor_info; } gfx::Display GetDisplay(MONITORINFO& monitor_info) { // TODO(oshima): Implement ID and Observer. gfx::Display display(0, gfx::Rect(monitor_info.rcMonitor)); display.set_work_area(gfx::Rect(monitor_info.rcWork)); return display; } } // namespace namespace gfx { // static bool Screen::IsDIPEnabled() { return false; } // static gfx::Point Screen::GetCursorScreenPoint() { POINT pt; GetCursorPos(&pt); return gfx::Point(pt); } // static gfx::NativeWindow Screen::GetWindowAtCursorScreenPoint() { POINT location; return GetCursorPos(&location) ? WindowFromPoint(location) : NULL; } // static int Screen::GetNumDisplays() { return GetSystemMetrics(SM_CMONITORS); } // static gfx::Display Screen::GetDisplayNearestWindow(gfx::NativeView window) { MONITORINFO monitor_info; monitor_info.cbSize = sizeof(monitor_info); GetMonitorInfo(MonitorFromWindow(window, MONITOR_DEFAULTTONEAREST), &monitor_info); return GetDisplay(monitor_info); } // static gfx::Display Screen::GetDisplayNearestPoint(const gfx::Point& point) { POINT initial_loc = { point.x(), point.y() }; HMONITOR monitor = MonitorFromPoint(initial_loc, MONITOR_DEFAULTTONEAREST); MONITORINFO mi = {0}; mi.cbSize = sizeof(mi); if (monitor && GetMonitorInfo(monitor, &mi)) return GetDisplay(mi); return gfx::Display(); } // static gfx::Display Screen::GetDisplayMatching(const gfx::Rect& match_rect) { RECT other_bounds_rect = match_rect.ToRECT(); MONITORINFO monitor_info = GetMonitorInfoForMonitor(MonitorFromRect( &other_bounds_rect, MONITOR_DEFAULTTONEAREST)); return GetDisplay(monitor_info); } // static gfx::Display Screen::GetPrimaryDisplay() { MONITORINFO mi = GetMonitorInfoForMonitor( MonitorFromWindow(NULL, MONITOR_DEFAULTTOPRIMARY)); gfx::Display display = GetDisplay(mi); DCHECK_EQ(GetSystemMetrics(SM_CXSCREEN), display.size().width()); DCHECK_EQ(GetSystemMetrics(SM_CYSCREEN), display.size().height()); return display; } } // namespace gfx