athena/util/fill_layout_manager.cc

   1 // Copyright 2014 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #include "athena/util/fill_layout_manager.h"
   6
   7 #include "base/logging.h"
   8 #include "ui/aura/window.h"
   9 #include "ui/aura/window_property.h"
  10
  11 namespace athena {
  12 namespace {
  13
  14 DEFINE_LOCAL_WINDOW_PROPERTY_KEY(bool, kAlwaysFillWindowKey, false);
  15
  16 // TODO(oshima): Implement real window/layout manager. crbug.com/388362.
  17 bool ShouldFill(aura::Window* window) {
  18   return window->GetProperty(kAlwaysFillWindowKey) ||
  19          (window->type() != ui::wm::WINDOW_TYPE_MENU &&
  20           window->type() != ui::wm::WINDOW_TYPE_TOOLTIP &&
  21           window->type() != ui::wm::WINDOW_TYPE_POPUP);
  22 }
  23
  24 }  // namespace
  25
  26 // static
  27 void FillLayoutManager::SetAlwaysFill(aura::Window* window) {
  28   window->SetProperty(kAlwaysFillWindowKey, true);
  29 }
  30
  31 FillLayoutManager::FillLayoutManager(aura::Window* container)
  32     : container_(container) {
  33   DCHECK(container_);
  34 }
  35
  36 FillLayoutManager::~FillLayoutManager() {
  37 }
  38
  39 void FillLayoutManager::OnWindowResized() {
  40   gfx::Rect full_bounds = gfx::Rect(container_->bounds().size());
  41   for (aura::Window::Windows::const_iterator iter =
  42            container_->children().begin();
  43        iter != container_->children().end();
  44        ++iter) {
  45     if (ShouldFill(*iter))
  46       SetChildBoundsDirect(*iter, full_bounds);
  47   }
  48 }
  49
  50 void FillLayoutManager::OnWindowAddedToLayout(aura::Window* child) {
  51   if (ShouldFill(child))
  52     SetChildBoundsDirect(child, gfx::Rect(container_->bounds().size()));
  53 }
  54
  55 void FillLayoutManager::OnWillRemoveWindowFromLayout(aura::Window* child) {
  56 }
  57
  58 void FillLayoutManager::OnWindowRemovedFromLayout(aura::Window* child) {
  59 }
  60
  61 void FillLayoutManager::OnChildWindowVisibilityChanged(aura::Window* child,
  62                                                        bool visible) {
  63   if (visible && ShouldFill(child))
  64     SetChildBoundsDirect(child, gfx::Rect(container_->bounds().size()));
  65 }
  66
  67 void FillLayoutManager::SetChildBounds(aura::Window* child,
  68                                        const gfx::Rect& requested_bounds) {
  69   if (!ShouldFill(child))
  70     SetChildBoundsDirect(child, requested_bounds);
  71 }
  72
  73 }  // namespace athena