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