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// Copyright (c) 2011 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/wm/compact_layout_manager.h"
#include "ash/wm/window_util.h"
#include "ui/aura/client/aura_constants.h"
#include "ui/aura/window.h"
#include "ui/base/ui_base_types.h"
#include "ui/gfx/screen.h"
#include "ui/views/widget/widget.h"
namespace ash {
namespace internal {
CompactLayoutManager::CompactLayoutManager(views::Widget* status_area_widget)
: status_area_widget_(status_area_widget) {
}
CompactLayoutManager::~CompactLayoutManager() {
for (Windows::const_iterator i = windows_.begin(); i != windows_.end(); ++i)
(*i)->RemoveObserver(this);
}
void CompactLayoutManager::OnWindowResized() {
}
void CompactLayoutManager::OnWindowAddedToLayout(aura::Window* child) {
windows_.insert(child);
child->AddObserver(this);
if (child->GetProperty(aura::client::kShowStateKey)) {
UpdateBoundsFromShowState(child);
UpdateStatusAreaVisibility();
}
}
void CompactLayoutManager::OnWillRemoveWindowFromLayout(aura::Window* child) {
windows_.erase(child);
child->RemoveObserver(this);
}
void CompactLayoutManager::OnChildWindowVisibilityChanged(
aura::Window* child,
bool visibile) {
UpdateStatusAreaVisibility();
}
void CompactLayoutManager::SetChildBounds(
aura::Window* child,
const gfx::Rect& requested_bounds) {
gfx::Rect bounds = requested_bounds;
// Avoid a janky resize on startup by ensuring the initial bounds fill the
// screen.
if (IsWindowMaximized(child))
bounds = gfx::Screen::GetPrimaryMonitorBounds();
SetChildBoundsDirect(child, bounds);
}
void CompactLayoutManager::OnWindowPropertyChanged(aura::Window* window,
const char* name,
void* old) {
if (name == aura::client::kShowStateKey) {
UpdateBoundsFromShowState(window);
UpdateStatusAreaVisibility();
}
}
//////////////////////////////////////////////////////////////////////////////
// CompactLayoutManager, private:
void CompactLayoutManager::UpdateStatusAreaVisibility() {
if (!status_area_widget_)
return;
// Full screen windows should hide the status area widget.
bool fullscreen_window = HasFullscreenWindow(windows_);
bool widget_visible = status_area_widget_->IsVisible();
if (fullscreen_window && widget_visible)
status_area_widget_->Hide();
else if (!fullscreen_window && !widget_visible)
status_area_widget_->Show();
}
} // namespace internal
} // namespace ash
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