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 void TrayNotificationView::UpdateView(views::View* new_contents) {
  90   RemoveAllChildViews(true);
  91   InitView(new_contents);
  92   Layout();
  93   PreferredSizeChanged();
  94   SchedulePaint();
  95 }
  96
  97 void TrayNotificationView::UpdateViewAndImage(views::View* new_contents,
  98                                               const gfx::ImageSkia& image) {
  99   RemoveAllChildViews(true);
 100   InitView(new_contents);
 101   icon_->SetImage(image);
 102   Layout();
 103   PreferredSizeChanged();
 104   SchedulePaint();
 105 }
 106
 107 void TrayNotificationView::StartAutoCloseTimer(int seconds) {
 108   autoclose_.Stop();
 109   autoclose_delay_ = seconds;
 110   if (autoclose_delay_) {
 111     autoclose_.Start(FROM_HERE,
 112                      base::TimeDelta::FromSeconds(autoclose_delay_),
 113                      this, &TrayNotificationView::HandleClose);
 114   }
 115 }
 116
 117 void TrayNotificationView::StopAutoCloseTimer() {
 118   autoclose_.Stop();
 119 }
 120
 121 void TrayNotificationView::RestartAutoCloseTimer() {
 122   if (autoclose_delay_)
 123     StartAutoCloseTimer(autoclose_delay_);
 124 }
 125
 126 void TrayNotificationView::ButtonPressed(views::Button* sender,
 127                                          const ui::Event& event) {
 128   HandleClose();
 129 }
 130
 131 bool TrayNotificationView::OnMousePressed(const ui::MouseEvent& event) {
 132   HandleClickAction();
 133   return true;
 134 }
 135
 136 void TrayNotificationView::OnGestureEvent(ui::GestureEvent* event) {
 137   SlideOutView::OnGestureEvent(event);
 138   if (event->handled())
 139     return;
 140   if (event->type() != ui::ET_GESTURE_TAP)
 141     return;
 142   HandleClickAction();
 143   event->SetHandled();
 144 }
 145
 146 void TrayNotificationView::OnClose() {
 147 }
 148
 149 void TrayNotificationView::OnClickAction() {
 150 }
 151
 152 void TrayNotificationView::OnSlideOut() {
 153   owner_->HideNotificationView();
 154 }
 155
 156 void TrayNotificationView::HandleClose() {
 157   OnClose();
 158   owner_->HideNotificationView();
 159 }
 160
 161 void TrayNotificationView::HandleClickAction() {
 162   HandleClose();
 163   OnClickAction();
 164 }
 165
 166 }  // namespace ash