[go: nahoru, domu]

blob: dd6967609e47a9eb932ccc73f841cec94516ce94 [file] [log] [blame]
// 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 "ash/screen_util.h"
#include "ash/display/display_configuration_controller.h"
#include "ash/display/mirror_window_controller.h"
#include "ash/display/window_tree_host_manager.h"
#include "ash/public/cpp/shell_window_ids.h"
#include "ash/shelf/shelf.h"
#include "ash/shell.h"
#include "ash/wm/desks/desks_util.h"
#include "ash/wm/window_state.h"
#include "ash/wm/work_area_insets.h"
#include "base/check_op.h"
#include "ui/aura/client/screen_position_client.h"
#include "ui/aura/window_event_dispatcher.h"
#include "ui/aura/window_tree_host.h"
#include "ui/display/display.h"
#include "ui/display/manager/display_manager.h"
#include "ui/display/screen.h"
#include "ui/gfx/geometry/size_conversions.h"
#include "ui/wm/core/coordinate_conversion.h"
namespace ash {
namespace screen_util {
gfx::Rect GetMaximizedWindowBoundsInParent(aura::Window* window) {
if (Shelf::ForWindow(window)->shelf_widget())
return GetDisplayWorkAreaBoundsInParent(window);
return GetDisplayBoundsInParent(window);
}
gfx::Rect GetDisplayBoundsInParent(aura::Window* window) {
gfx::Rect result =
display::Screen::GetScreen()->GetDisplayNearestWindow(window).bounds();
::wm::ConvertRectFromScreen(window->parent(), &result);
return result;
}
gfx::Rect GetFullscreenWindowBoundsInParent(aura::Window* window) {
gfx::Rect result = GetDisplayBoundsInParent(window);
const WorkAreaInsets* const work_area_insets =
WorkAreaInsets::ForWindow(window->GetRootWindow());
result.Inset(0,
work_area_insets->accessibility_panel_height() +
work_area_insets->docked_magnifier_height(),
0, 0);
return result;
}
gfx::Rect GetDisplayWorkAreaBoundsInParent(aura::Window* window) {
gfx::Rect result =
display::Screen::GetScreen()->GetDisplayNearestWindow(window).work_area();
::wm::ConvertRectFromScreen(window->parent(), &result);
return result;
}
gfx::Rect GetDisplayWorkAreaBoundsInParentForLockScreen(aura::Window* window) {
gfx::Rect bounds = WorkAreaInsets::ForWindow(window)->user_work_area_bounds();
::wm::ConvertRectFromScreen(window->parent(), &bounds);
return bounds;
}
gfx::Rect GetDisplayWorkAreaBoundsInParentForActiveDeskContainer(
aura::Window* window) {
aura::Window* root_window = window->GetRootWindow();
return GetDisplayWorkAreaBoundsInParent(
desks_util::GetActiveDeskContainerForRoot(root_window));
}
gfx::Rect GetDisplayWorkAreaBoundsInScreenForActiveDeskContainer(
aura::Window* window) {
gfx::Rect bounds =
GetDisplayWorkAreaBoundsInParentForActiveDeskContainer(window);
::wm::ConvertRectToScreen(window->GetRootWindow(), &bounds);
return bounds;
}
gfx::Rect GetDisplayBoundsWithShelf(aura::Window* window) {
if (!Shell::Get()->display_manager()->IsInUnifiedMode()) {
return display::Screen::GetScreen()
->GetDisplayNearestWindow(window)
.bounds();
}
// In Unified Mode, the display that should contain the shelf depends on the
// current shelf alignment.
const display::Display shelf_display =
Shell::Get()
->display_configuration_controller()
->GetPrimaryMirroringDisplayForUnifiedDesktop();
DCHECK_NE(shelf_display.id(), display::kInvalidDisplayId);
gfx::RectF shelf_display_screen_bounds(shelf_display.bounds());
// Transform the bounds back to the unified host's coordinates.
auto inverse_unified_transform =
window->GetRootWindow()->GetHost()->GetInverseRootTransform();
inverse_unified_transform.TransformRect(&shelf_display_screen_bounds);
return gfx::ToEnclosingRect(shelf_display_screen_bounds);
}
gfx::Rect SnapBoundsToDisplayEdge(const gfx::Rect& bounds,
const aura::Window* window) {
display::Display display =
display::Screen::GetScreen()->GetDisplayNearestWindow(
const_cast<aura::Window*>(window));
const float dsf = display.device_scale_factor();
const gfx::Size display_size_in_pixel = display.GetSizeInPixel();
const gfx::Size scaled_size_in_pixel =
gfx::ScaleToFlooredSize(display.size(), dsf);
// Adjusts |bounds| such that the scaled enclosed bounds are atleast as big as
// the scaled enclosing unadjusted bounds.
gfx::Rect snapped_bounds = bounds;
if (scaled_size_in_pixel.width() < display_size_in_pixel.width() &&
display.bounds().right() == bounds.right()) {
snapped_bounds.Inset(0, 0, -1, 0);
DCHECK_GE(gfx::ScaleToEnclosedRect(snapped_bounds, dsf).right(),
gfx::ScaleToEnclosingRect(bounds, dsf).right());
}
if (scaled_size_in_pixel.height() < display_size_in_pixel.height() &&
display.bounds().bottom() == bounds.bottom()) {
snapped_bounds.Inset(0, 0, 0, -1);
DCHECK_GE(gfx::ScaleToEnclosedRect(snapped_bounds, dsf).bottom(),
gfx::ScaleToEnclosingRect(bounds, dsf).bottom());
}
return snapped_bounds;
}
gfx::Rect GetIdealBoundsForMaximizedOrFullscreenOrPinnedState(
aura::Window* window) {
auto* window_state = WindowState::Get(window);
if (window_state->IsMaximized()) {
auto* shelf = ash::Shelf::ForWindow(window);
if (shelf->auto_hide_behavior() == ash::ShelfAutoHideBehavior::kAlways) {
gfx::Rect bounds =
ash::screen_util::GetFullscreenWindowBoundsInParent(window);
::wm::ConvertRectToScreen(window->parent(), &bounds);
return bounds;
}
if (shelf->auto_hide_behavior() ==
ash::ShelfAutoHideBehavior::kAlwaysHidden) {
return display::Screen::GetScreen()
->GetDisplayNearestWindow(const_cast<aura::Window*>(window))
.work_area();
}
auto work_area =
ash::WorkAreaInsets::ForWindow(window)->ComputeStableWorkArea();
return work_area;
}
if (window_state->IsFullscreen() || window_state->IsPinned()) {
gfx::Rect bounds =
ash::screen_util::GetFullscreenWindowBoundsInParent(window);
::wm::ConvertRectToScreen(window->parent(), &bounds);
return bounds;
}
NOTREACHED() << "The window is not maximzied or fullscreen or pinned. state="
<< window_state->GetStateType();
return window->GetBoundsInScreen();
}
} // namespace screen_util
} // namespace ash