ash/system/tray/tray_notification_view.cc

   1 // Copyright (c) 2012 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 "ash/system/tray/tray_notification_view.h"
   6
   7 #include "ash/system/tray/system_tray_item.h"
   8 #include "ash/system/tray/tray_constants.h"
   9 #include "ui/base/resource/resource_bundle.h"
  10 #include "ui/gfx/image/image_skia.h"
  11 #include "ui/resources/grit/ui_resources.h"
  12 #include "ui/views/background.h"
  13 #include "ui/views/controls/button/image_button.h"
  14 #include "ui/views/controls/image_view.h"
  15 #include "ui/views/layout/grid_layout.h"
  16
  17 namespace ash {
  18
  19 TrayNotificationView::TrayNotificationView(SystemTrayItem* owner, int icon_id)
  20     : owner_(owner),
  21       icon_id_(icon_id),
  22       icon_(NULL),
  23       autoclose_delay_(0) {
  24 }
  25
  26 TrayNotificationView::~TrayNotificationView() {
  27 }
  28
  29 void TrayNotificationView::InitView(views::View* contents) {
  30   set_background(views::Background::CreateSolidBackground(kBackgroundColor));
  31
  32   views::GridLayout* layout = new views::GridLayout(this);
  33   SetLayoutManager(layout);
  34
  35   views::ImageButton* close_button = new views::ImageButton(this);
  36   close_button->SetImage(views::CustomButton::STATE_NORMAL,
  37                          ResourceBundle::GetSharedInstance().GetImageSkiaNamed(
  38                              IDR_MESSAGE_CLOSE));
  39   close_button->SetImageAlignment(views::ImageButton::ALIGN_CENTER,
  40                                   views::ImageButton::ALIGN_MIDDLE);
  41
  42   icon_ = new views::ImageView;
  43   if (icon_id_ != 0) {
  44     icon_->SetImage(
  45         ResourceBundle::GetSharedInstance().GetImageSkiaNamed(icon_id_));
  46   }
  47
  48   views::ColumnSet* columns = layout->AddColumnSet(0);
  49
  50   columns->AddPaddingColumn(0, kTrayPopupPaddingHorizontal / 2);
  51
  52   // Icon
  53   columns->AddColumn(views::GridLayout::CENTER, views::GridLayout::CENTER,
  54                      0, /* resize percent */
  55                      views::GridLayout::FIXED,
  56                      kNotificationIconWidth, kNotificationIconWidth);
  57
  58   columns->AddPaddingColumn(0, kTrayPopupPaddingHorizontal / 2);
  59
  60   // Contents
  61   columns->AddColumn(views::GridLayout::FILL, views::GridLayout::FILL,
  62                      100, /* resize percent */
  63                      views::GridLayout::FIXED,
  64                      kTrayNotificationContentsWidth,
  65                      kTrayNotificationContentsWidth);
  66
  67   columns->AddPaddingColumn(0, kTrayPopupPaddingHorizontal / 2);
  68
  69   // Close button
  70   columns->AddColumn(views::GridLayout::CENTER, views::GridLayout::LEADING,
  71                      0, /* resize percent */
  72                      views::GridLayout::FIXED,
  73                      kNotificationButtonWidth, kNotificationButtonWidth);
  74
  75   // Layout rows
  76   layout->AddPaddingRow(0, kTrayPopupPaddingBetweenItems);
  77   layout->StartRow(0, 0);
  78   layout->AddView(icon_);
  79   layout->AddView(contents);
  80   layout->AddView(close_button);
  81   layout->AddPaddingRow(0, kTrayPopupPaddingBetweenItems);
  82 }
  83
  84 void TrayNotificationView::SetIconImage(const gfx::ImageSkia& image) {
  85   icon_->SetImage(image);
  86   SchedulePaint();
  87 }
  88
  89 const gfx::ImageSkia& TrayNotificationView::GetIconImage() const {
  90   return icon_->GetImage();
  91 }
  92
  93 void TrayNotificationView::UpdateView(views::View* new_contents) {
  94   RemoveAllChildViews(true);
  95   InitView(new_contents);
  96   Layout();
  97   PreferredSizeChanged();
  98   SchedulePaint();
  99 }
 100
 101 void TrayNotificationView::UpdateViewAndImage(views::View* new_contents,
 102                                               const gfx::ImageSkia& image) {
 103   RemoveAllChildViews(true);
 104   InitView(new_contents);
 105   icon_->SetImage(image);
 106   Layout();
 107   PreferredSizeChanged();
 108   SchedulePaint();
 109 }
 110
 111 void TrayNotificationView::StartAutoCloseTimer(int seconds) {
 112   autoclose_.Stop();
 113   autoclose_delay_ = seconds;
 114   if (autoclose_delay_) {
 115     autoclose_.Start(FROM_HERE,
 116                      base::TimeDelta::FromSeconds(autoclose_delay_),
 117                      this, &TrayNotificationView::HandleClose);
 118   }
 119 }
 120
 121 void TrayNotificationView::StopAutoCloseTimer() {
 122   autoclose_.Stop();
 123 }
 124
 125 void TrayNotificationView::RestartAutoCloseTimer() {
 126   if (autoclose_delay_)
 127     StartAutoCloseTimer(autoclose_delay_);
 128 }
 129
 130 void TrayNotificationView::ButtonPressed(views::Button* sender,
 131                                          const ui::Event& event) {
 132   HandleClose();
 133 }
 134
 135 bool TrayNotificationView::OnMousePressed(const ui::MouseEvent& event) {
 136   HandleClickAction();
 137   return true;
 138 }
 139
 140 void TrayNotificationView::OnGestureEvent(ui::GestureEvent* event) {
 141   SlideOutView::OnGestureEvent(event);
 142   if (event->handled())
 143     return;
 144   if (event->type() != ui::ET_GESTURE_TAP)
 145     return;
 146   HandleClickAction();
 147   event->SetHandled();
 148 }
 149
 150 void TrayNotificationView::OnClose() {
 151 }
 152
 153 void TrayNotificationView::OnClickAction() {
 154 }
 155
 156 void TrayNotificationView::OnSlideOut() {
 157   owner_->HideNotificationView();
 158 }
 159
 160 void TrayNotificationView::HandleClose() {
 161   OnClose();
 162   owner_->HideNotificationView();
 163 }
 164
 165 void TrayNotificationView::HandleClickAction() {
 166   HandleClose();
 167   OnClickAction();
 168 }
 169
 170 }  // namespace ash