components/bubble/bubble_controller.cc

   1 // Copyright 2015 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 "components/bubble/bubble_controller.h"
   6
   7 #include "components/bubble/bubble_delegate.h"
   8 #include "components/bubble/bubble_manager.h"
   9 #include "components/bubble/bubble_ui.h"
  10
  11 BubbleController::BubbleController(BubbleManager* manager,
  12                                    scoped_ptr<BubbleDelegate> delegate)
  13     : manager_(manager), delegate_(delegate.Pass()) {
  14   DCHECK(manager_);
  15   DCHECK(delegate_);
  16 }
  17
  18 BubbleController::~BubbleController() {
  19   if (bubble_ui_)
  20     ShouldClose(BUBBLE_CLOSE_FORCED);
  21 }
  22
  23 bool BubbleController::CloseBubble(BubbleCloseReason reason) {
  24   DCHECK(thread_checker_.CalledOnValidThread());
  25   return manager_->CloseBubble(this->AsWeakPtr(), reason);
  26 }
  27
  28 bool BubbleController::UpdateBubbleUi() {
  29   DCHECK(thread_checker_.CalledOnValidThread());
  30   if (!bubble_ui_)
  31     return false;
  32   return delegate_->UpdateBubbleUi(bubble_ui_.get());
  33 }
  34
  35 std::string BubbleController::GetName() const {
  36   return delegate_->GetName();
  37 }
  38
  39 base::TimeDelta BubbleController::GetVisibleTime() const {
  40   return base::TimeTicks::Now() - show_time_;
  41 }
  42
  43 void BubbleController::Show() {
  44   DCHECK(!bubble_ui_);
  45   bubble_ui_ = delegate_->BuildBubbleUi();
  46   DCHECK(bubble_ui_);
  47   bubble_ui_->Show(AsWeakPtr());
  48   show_time_ = base::TimeTicks::Now();
  49 }
  50
  51 void BubbleController::UpdateAnchorPosition() {
  52   DCHECK(bubble_ui_);
  53   bubble_ui_->UpdateAnchorPosition();
  54 }
  55
  56 bool BubbleController::ShouldClose(BubbleCloseReason reason) {
  57   DCHECK(bubble_ui_);
  58   if (delegate_->ShouldClose(reason) || reason == BUBBLE_CLOSE_FORCED) {
  59     bubble_ui_->Close();
  60     bubble_ui_.reset();
  61     return true;
  62   }
  63   return false;
  64 }