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