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 // This is to avoid creating type definitoin for kAlwaysFillWindowKey.
  12 DECLARE_EXPORTED_WINDOW_PROPERTY_TYPE(ATHENA_EXPORT, bool);
  13
  14 namespace athena {
  15 namespace {
  16
  17 DEFINE_LOCAL_WINDOW_PROPERTY_KEY(bool, kAlwaysFillWindowKey, false);
  18
  19 // TODO(oshima): Implement real window/layout manager. crbug.com/388362.
  20 bool ShouldFill(aura::Window* window) {
  21   return window->GetProperty(kAlwaysFillWindowKey) ||
  22          (window->type() != ui::wm::WINDOW_TYPE_MENU &&
  23           window->type() != ui::wm::WINDOW_TYPE_TOOLTIP &&
  24           window->type() != ui::wm::WINDOW_TYPE_POPUP);
  25 }
  26
  27 }  // namespace
  28
  29 // static
  30 void FillLayoutManager::SetAlwaysFill(aura::Window* window) {
  31   window->SetProperty(kAlwaysFillWindowKey, true);
  32 }
  33
  34 FillLayoutManager::FillLayoutManager(aura::Window* container)
  35     : container_(container) {
  36   DCHECK(container_);
  37 }
  38
  39 FillLayoutManager::~FillLayoutManager() {
  40 }
  41
  42 void FillLayoutManager::OnWindowResized() {
  43   gfx::Rect full_bounds = gfx::Rect(container_->bounds().size());
  44   for (aura::Window::Windows::const_iterator iter =
  45            container_->children().begin();
  46        iter != container_->children().end();
  47        ++iter) {
  48     if (ShouldFill(*iter))
  49       SetChildBoundsDirect(*iter, full_bounds);
  50   }
  51 }
  52
  53 void FillLayoutManager::OnWindowAddedToLayout(aura::Window* child) {
  54   if (ShouldFill(child))
  55     SetChildBoundsDirect(child, gfx::Rect(container_->bounds().size()));
  56 }
  57
  58 void FillLayoutManager::OnWillRemoveWindowFromLayout(aura::Window* child) {
  59 }
  60
  61 void FillLayoutManager::OnWindowRemovedFromLayout(aura::Window* child) {
  62 }
  63
  64 void FillLayoutManager::OnChildWindowVisibilityChanged(aura::Window* child,
  65                                                        bool visible) {
  66   if (visible && ShouldFill(child))
  67     SetChildBoundsDirect(child, gfx::Rect(container_->bounds().size()));
  68 }
  69
  70 void FillLayoutManager::SetChildBounds(aura::Window* child,
  71                                        const gfx::Rect& requested_bounds) {
  72   if (!ShouldFill(child))
  73     SetChildBoundsDirect(child, requested_bounds);
  74 }
  75
  76 }  // namespace athena