ui/message_center/message_view_multiple.cc - chromium/src.git - Git at Google

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.

 #include "ui/message_center/message_view_multiple.h"

 #include "base/utf_string_conversions.h"
 #include "grit/ui_resources.h"
 #include "ui/base/accessibility/accessible_view_state.h"
 #include "ui/base/resource/resource_bundle.h"
 #include "ui/base/text/text_elider.h"
 #include "ui/gfx/canvas.h"
 #include "ui/gfx/size.h"
 #include "ui/native_theme/native_theme.h"
 #include "ui/views/controls/button/image_button.h"
 #include "ui/views/controls/image_view.h"
 #include "ui/views/controls/label.h"
 #include "ui/views/layout/grid_layout.h"

 namespace {

 // Notification dimensions.
 const int kNotificationIconSize = 64;
 const int kNotificationPadding1Width = 12;
 const int kNotificationColumn1Width = kNotificationIconSize;
 const int kNotificationPadding2Width = 12;
 const int kNotificationPadding3Width = 12;
 const int kNotificationColumn3Width = 26;
 const int kNotificationPadding4Width = 10;
 const int kNotificationColumn4Width = 8;
 const int kNotificationPadding5Width = 8;
 const int kNotificationColumn1Top = 12;
 const int kNotificationColumn2Top = 9;
 const int kNotificationColumn3Top = 4;
 const int kNotificationColumn4Top = 8;
 const int kNotificationPaddingBottom = 19;
 const int kNotificationItemInternalPadding = 12;

 // The text background colors below are used only to prevent view::Label from
 // modifying the text color and will never be used for drawing. See
 // view::Label's SetEnabledColor() and SetBackgroundColor() for details.
 const SkColor kNotificationBackgroundColor = SkColorSetRGB(254, 254, 254);
 const SkColor kNotificationReadBackgroundColor = SkColorSetRGB(250, 250, 250);
 const SkColor kNotificationTitleColor = SkColorSetRGB(68, 68, 68);
 const SkColor kNotificationTitleBackgroundColor = SK_ColorWHITE;
 const SkColor kNotificationMessageColor = SkColorSetRGB(136, 136, 136);
 const SkColor kNotificationMessageBackgroundColor = SK_ColorBLACK;
 const SkColor kNotificationTimeColor = SkColorSetRGB(176, 176, 176);
 const SkColor kNotificationTimeBackgroundColor = SK_ColorBLACK;
 const SkColor kNotificationItemTitleColor = SkColorSetRGB(68, 68, 68);
 const SkColor kNotificationItemMessageColor = SkColorSetRGB(136, 136, 136);
 const SkColor kNotificationSeparatorColor = SkColorSetRGB(226, 226, 226);

 // ItemViews are responsible for drawing each MessageViewMultiple item's title
 // and message next to each other within a single column.
 class ItemView : public views::View {
  public:
   ItemView(const message_center::NotificationList::NotificationItem& item)
     : item_(item), preferred_size_(0, 0) {
     gfx::Font font = GetDefaultFont();
     preferred_size_.Enlarge(font.GetStringWidth(item.title), 0);
     preferred_size_.Enlarge(kNotificationItemInternalPadding, 0);
     preferred_size_.Enlarge(font.GetStringWidth(item.message), 0);
     preferred_size_.set_height(font.GetHeight());
     PreferredSizeChanged();
     SchedulePaint();
   }

   // Overridden from views::View.
   virtual gfx::Size GetPreferredSize() OVERRIDE;
   virtual int GetBaseline() const OVERRIDE;
   virtual bool HitTestRect(const gfx::Rect& rect) const OVERRIDE;
   virtual void GetAccessibleState(ui::AccessibleViewState* state) OVERRIDE;
   virtual bool GetTooltipText(const gfx::Point& point,
                               string16* tooltip) const OVERRIDE;

  protected:
   // Overridden from views::View.
   virtual void OnPaint(gfx::Canvas* canvas) OVERRIDE;

  private:
   static gfx::Font GetDefaultFont();

   message_center::NotificationList::NotificationItem item_;
   gfx::Size preferred_size_;

   DISALLOW_COPY_AND_ASSIGN(ItemView);
 };

 gfx::Size ItemView::GetPreferredSize() {
   return preferred_size_;
 }

 int ItemView::GetBaseline() const {
   return GetDefaultFont().GetBaseline();
 }

 bool ItemView::HitTestRect(const gfx::Rect& rect) const {
   return false;
 }

 void ItemView::GetAccessibleState(
     ui::AccessibleViewState* state) {
   state->role = ui::AccessibilityTypes::ROLE_STATICTEXT;
   state->state = ui::AccessibilityTypes::STATE_READONLY;
   state->name = item_.message;  // TODO(dharcourt): Include title localizably.
 }

 bool ItemView::GetTooltipText(const gfx::Point& point,
                               string16* tooltip) const {
   if (preferred_size_.width() > width()) {
     *tooltip = item_.message;  // TODO(dharcourt): Include title localizably.
     return true;
   }
   return false;
 }

 void ItemView::OnPaint(gfx::Canvas* canvas) {
   OnPaintBackground(canvas);
   OnPaintBorder(canvas);
   OnPaintFocusBorder(canvas);

   gfx::Font font = GetDefaultFont();
   int y = std::max(0, height() - preferred_size_.height()) / 2;
   canvas->DrawStringInt(item_.title, font, kNotificationItemTitleColor,
                         0, y, width(), preferred_size_.height());

   int x = font.GetStringWidth(item_.title) + kNotificationItemInternalPadding;
   if (x < width()) {
     canvas->DrawStringInt(
         ui::ElideText(item_.message, font, width() - x, ui::ELIDE_AT_END),
         font, kNotificationItemMessageColor,
         x, y, width() - x, preferred_size_.height());
   }
 }

 // static
 gfx::Font ItemView::GetDefaultFont() {
   return ResourceBundle::GetSharedInstance().GetFont(ResourceBundle::BaseFont);
 }

 // BoxView draws a color rectangle or just reserves some space.
 class BoxView : public views::View {
  public:
   BoxView(int width, int height, SkColor color=SkColorSetARGB(0, 0, 0, 0))
       : size_(width, height) {
     if (SkColorGetA(color) > 0)
       set_background(views::Background::CreateSolidBackground(color));
     PreferredSizeChanged();
     SchedulePaint();
   }

   // Overridden from View:
   virtual gfx::Size GetPreferredSize() OVERRIDE;
   virtual bool HitTestRect(const gfx::Rect& rect) const OVERRIDE;

  private:
   gfx::Size size_;

   DISALLOW_COPY_AND_ASSIGN(BoxView);
 };

 gfx::Size BoxView::GetPreferredSize() {
   return size_;
 }

 bool BoxView::HitTestRect(const gfx::Rect& rect) const {
   return false;
 }

 }  // namespace

 namespace message_center {

 MessageViewMultiple::MessageViewMultiple(
     NotificationList::Delegate* list_delegate,
     const NotificationList::Notification& notification)
     : MessageView(list_delegate, notification) {}

 MessageViewMultiple::MessageViewMultiple() {}

 MessageViewMultiple::~MessageViewMultiple() {}

 // TODO(dharcourt): Make this a subclass of BaseFormatView or of a
 // BaseFormatView superclass and leverage that class' SetUpView().
 void MessageViewMultiple::SetUpView() {

   SkColor background = notification_.is_read ?
       kNotificationReadBackgroundColor : kNotificationBackgroundColor;
   set_background(views::Background::CreateSolidBackground(background));

   views::GridLayout* layout = new views::GridLayout(this);
   SetLayoutManager(layout);

   // Four columns (icon, messages, time, close) surrounded by padding. The icon,
   // time, and close columns have fixed width and the message column fills up
   // the remaining space. Inter-column padding is included within columns
   // whenever horizontal allignment allows for it.
   views::ColumnSet* columns = layout->AddColumnSet(0);
   columns->AddPaddingColumn(0, kNotificationPadding1Width);
   columns->AddColumn(views::GridLayout::CENTER, views::GridLayout::LEADING,
                      0, views::GridLayout::FIXED,
                      kNotificationColumn1Width, kNotificationColumn1Width);
   columns->AddColumn(views::GridLayout::CENTER, views::GridLayout::LEADING,
                      0, views::GridLayout::FIXED,
                      kNotificationPadding2Width, kNotificationPadding2Width);
   columns->AddColumn(views::GridLayout::FILL, views::GridLayout::FILL,
                      100, views::GridLayout::USE_PREF,
                      0, 0);
   columns->AddColumn(views::GridLayout::TRAILING, views::GridLayout::LEADING,
                      0, views::GridLayout::FIXED,
                      kNotificationPadding3Width + kNotificationColumn3Width,
                      kNotificationPadding3Width + kNotificationColumn3Width);
   columns->AddColumn(views::GridLayout::TRAILING, views::GridLayout::LEADING,
                      0, views::GridLayout::FIXED,
                      kNotificationPadding4Width + kNotificationColumn4Width,
                      kNotificationPadding4Width + kNotificationColumn4Width);
   columns->AddPaddingColumn(0, kNotificationPadding5Width);

   // First row: Icon.
   layout->StartRow(0, 0);
   views::ImageView* icon = new views::ImageView;
   icon->SetImageSize(gfx::Size(kNotificationIconSize, kNotificationIconSize));
   icon->SetImage(notification_.image);
   icon->set_border(CreateTopBorder(kNotificationColumn1Top));
   icon->SetVerticalAlignment(views::ImageView::LEADING);
   layout->AddView(icon, 1, 3 + 2 * notification_.items.size());

   // First row: Title.
   // TODO(dharcourt): Skip the title Label when there's no title text.
   layout->SkipColumns(1);
   views::Label* title = new views::Label(notification_.title);
   title->SetHorizontalAlignment(gfx::ALIGN_LEFT);
   title->SetFont(title->font().DeriveFont(4));
   title->SetEnabledColor(kNotificationTitleColor);
   title->SetBackgroundColor(kNotificationTitleBackgroundColor);
   title->set_border(CreateTopBorder(kNotificationColumn2Top));
   layout->AddView(title, 1, 2);

   // First row: Time.
   // TODO(dharcourt): Timestamp as "1m/5m/1h/5h/1d/5d/..." (ago).
   views::Label* time = new views::Label(UTF8ToUTF16(""));
   time->SetEnabledColor(kNotificationTimeColor);
   time->SetBackgroundColor(kNotificationTimeBackgroundColor);
   time->set_border(CreateTopBorder(kNotificationColumn3Top));
   layout->AddView(time, 1, 2);

   // First row: Close button padding.
   layout->AddView(new BoxView(1, kNotificationColumn4Top));

   // Second row: Close button, which has to be on a row of its own because it's
   // an ImageButton and so its padding can't be set using borders. This row is
   // set to resize vertically to ensure the first row stays at its minimum
   // height of kNotificationColumn4Top.
   layout->StartRow(100, 0);
   layout->SkipColumns(4);
   DCHECK(close_button_);
   layout->AddView(close_button_);

   // Two rows for each notification item, including appropriate padding.
   layout->AddPaddingRow(0, 3);
   std::vector<NotificationList::NotificationItem>::const_iterator i;
   for (i = notification_.items.begin(); i != notification_.items.end(); ++i) {
     layout->StartRowWithPadding(0, 0, 0, 3);
     layout->SkipColumns(2);
     layout->AddView(new ItemView(*i));
     layout->SkipColumns(2);
   }

   // Two rows for padding and a horizontal separator line.
   layout->StartRowWithPadding(0, 0, 0, 6);
   layout->SkipColumns(1);
   layout->AddView(new BoxView(1000000, 1, kNotificationSeparatorColor), 4, 1);

   // Two rows for padding and the summary message and small icon.
   // TODO(dharcourt): Skip the message Label when there's no message text.
   // TODO(dharcourt): Add a small icon to the right of the summary message.
   layout->StartRowWithPadding(0, 0, 0, 6);
   layout->SkipColumns(2);
   views::Label* message = new views::Label(notification_.message);
   message->SetHorizontalAlignment(gfx::ALIGN_LEFT);
   message->SetMultiLine(true);
   message->SetEnabledColor(kNotificationMessageColor);
   message->SetBackgroundColor(kNotificationMessageBackgroundColor);
   layout->AddView(message);
   layout->SkipColumns(2);

   // Final row with the bottom padding.
   layout->AddPaddingRow(0, kNotificationPaddingBottom);
 }

 views::Border* MessageViewMultiple::CreateTopBorder(int height) {
   return views::Border::CreateEmptyBorder(height, 0, 0, 0);
 }

 }  // namespace message_center
	// Copyright (c) 2012 The Chromium Authors. All rights reserved.
	// Use of this source code is governed by a BSD-style license that can be
	// found in the LICENSE file.

	#include "ui/message_center/message_view_multiple.h"

	#include "base/utf_string_conversions.h"
	#include "grit/ui_resources.h"
	#include "ui/base/accessibility/accessible_view_state.h"
	#include "ui/base/resource/resource_bundle.h"
	#include "ui/base/text/text_elider.h"
	#include "ui/gfx/canvas.h"
	#include "ui/gfx/size.h"
	#include "ui/native_theme/native_theme.h"
	#include "ui/views/controls/button/image_button.h"
	#include "ui/views/controls/image_view.h"
	#include "ui/views/controls/label.h"
	#include "ui/views/layout/grid_layout.h"

	namespace {

	// Notification dimensions.
	const int kNotificationIconSize = 64;
	const int kNotificationPadding1Width = 12;
	const int kNotificationColumn1Width = kNotificationIconSize;
	const int kNotificationPadding2Width = 12;
	const int kNotificationPadding3Width = 12;
	const int kNotificationColumn3Width = 26;
	const int kNotificationPadding4Width = 10;
	const int kNotificationColumn4Width = 8;
	const int kNotificationPadding5Width = 8;
	const int kNotificationColumn1Top = 12;
	const int kNotificationColumn2Top = 9;
	const int kNotificationColumn3Top = 4;
	const int kNotificationColumn4Top = 8;
	const int kNotificationPaddingBottom = 19;
	const int kNotificationItemInternalPadding = 12;

	// The text background colors below are used only to prevent view::Label from
	// modifying the text color and will never be used for drawing. See
	// view::Label's SetEnabledColor() and SetBackgroundColor() for details.
	const SkColor kNotificationBackgroundColor = SkColorSetRGB(254, 254, 254);
	const SkColor kNotificationReadBackgroundColor = SkColorSetRGB(250, 250, 250);
	const SkColor kNotificationTitleColor = SkColorSetRGB(68, 68, 68);
	const SkColor kNotificationTitleBackgroundColor = SK_ColorWHITE;
	const SkColor kNotificationMessageColor = SkColorSetRGB(136, 136, 136);
	const SkColor kNotificationMessageBackgroundColor = SK_ColorBLACK;
	const SkColor kNotificationTimeColor = SkColorSetRGB(176, 176, 176);
	const SkColor kNotificationTimeBackgroundColor = SK_ColorBLACK;
	const SkColor kNotificationItemTitleColor = SkColorSetRGB(68, 68, 68);
	const SkColor kNotificationItemMessageColor = SkColorSetRGB(136, 136, 136);
	const SkColor kNotificationSeparatorColor = SkColorSetRGB(226, 226, 226);

	// ItemViews are responsible for drawing each MessageViewMultiple item's title
	// and message next to each other within a single column.
	class ItemView : public views::View {
	public:
	ItemView(const message_center::NotificationList::NotificationItem& item)
	: item_(item), preferred_size_(0, 0) {
	gfx::Font font = GetDefaultFont();
	preferred_size_.Enlarge(font.GetStringWidth(item.title), 0);
	preferred_size_.Enlarge(kNotificationItemInternalPadding, 0);
	preferred_size_.Enlarge(font.GetStringWidth(item.message), 0);
	preferred_size_.set_height(font.GetHeight());
	PreferredSizeChanged();
	SchedulePaint();
	}

	// Overridden from views::View.
	virtual gfx::Size GetPreferredSize() OVERRIDE;
	virtual int GetBaseline() const OVERRIDE;
	virtual bool HitTestRect(const gfx::Rect& rect) const OVERRIDE;
	virtual void GetAccessibleState(ui::AccessibleViewState* state) OVERRIDE;
	virtual bool GetTooltipText(const gfx::Point& point,
	string16* tooltip) const OVERRIDE;

	protected:
	// Overridden from views::View.
	virtual void OnPaint(gfx::Canvas* canvas) OVERRIDE;

	private:
	static gfx::Font GetDefaultFont();

	message_center::NotificationList::NotificationItem item_;
	gfx::Size preferred_size_;

	DISALLOW_COPY_AND_ASSIGN(ItemView);
	};

	gfx::Size ItemView::GetPreferredSize() {
	return preferred_size_;
	}

	int ItemView::GetBaseline() const {
	return GetDefaultFont().GetBaseline();
	}

	bool ItemView::HitTestRect(const gfx::Rect& rect) const {
	return false;
	}

	void ItemView::GetAccessibleState(
	ui::AccessibleViewState* state) {
	state->role = ui::AccessibilityTypes::ROLE_STATICTEXT;
	state->state = ui::AccessibilityTypes::STATE_READONLY;
	state->name = item_.message; // TODO(dharcourt): Include title localizably.
	}

	bool ItemView::GetTooltipText(const gfx::Point& point,
	string16* tooltip) const {
	if (preferred_size_.width() > width()) {
	*tooltip = item_.message; // TODO(dharcourt): Include title localizably.
	return true;
	}
	return false;
	}

	void ItemView::OnPaint(gfx::Canvas* canvas) {
	OnPaintBackground(canvas);
	OnPaintBorder(canvas);
	OnPaintFocusBorder(canvas);

	gfx::Font font = GetDefaultFont();
	int y = std::max(0, height() - preferred_size_.height()) / 2;
	canvas->DrawStringInt(item_.title, font, kNotificationItemTitleColor,
	0, y, width(), preferred_size_.height());

	int x = font.GetStringWidth(item_.title) + kNotificationItemInternalPadding;
	if (x < width()) {
	canvas->DrawStringInt(
	ui::ElideText(item_.message, font, width() - x, ui::ELIDE_AT_END),
	font, kNotificationItemMessageColor,
	x, y, width() - x, preferred_size_.height());
	}
	}

	// static
	gfx::Font ItemView::GetDefaultFont() {
	return ResourceBundle::GetSharedInstance().GetFont(ResourceBundle::BaseFont);
	}

	// BoxView draws a color rectangle or just reserves some space.
	class BoxView : public views::View {
	public:
	BoxView(int width, int height, SkColor color=SkColorSetARGB(0, 0, 0, 0))
	: size_(width, height) {
	if (SkColorGetA(color) > 0)
	set_background(views::Background::CreateSolidBackground(color));
	PreferredSizeChanged();
	SchedulePaint();
	}

	// Overridden from View:
	virtual gfx::Size GetPreferredSize() OVERRIDE;
	virtual bool HitTestRect(const gfx::Rect& rect) const OVERRIDE;

	private:
	gfx::Size size_;

	DISALLOW_COPY_AND_ASSIGN(BoxView);
	};

	gfx::Size BoxView::GetPreferredSize() {
	return size_;
	}

	bool BoxView::HitTestRect(const gfx::Rect& rect) const {
	return false;
	}

	} // namespace

	namespace message_center {

	MessageViewMultiple::MessageViewMultiple(
	NotificationList::Delegate* list_delegate,
	const NotificationList::Notification& notification)
	: MessageView(list_delegate, notification) {}

	MessageViewMultiple::MessageViewMultiple() {}

	MessageViewMultiple::~MessageViewMultiple() {}

	// TODO(dharcourt): Make this a subclass of BaseFormatView or of a
	// BaseFormatView superclass and leverage that class' SetUpView().
	void MessageViewMultiple::SetUpView() {

	SkColor background = notification_.is_read ?
	kNotificationReadBackgroundColor : kNotificationBackgroundColor;
	set_background(views::Background::CreateSolidBackground(background));

	views::GridLayout* layout = new views::GridLayout(this);
	SetLayoutManager(layout);

	// Four columns (icon, messages, time, close) surrounded by padding. The icon,
	// time, and close columns have fixed width and the message column fills up
	// the remaining space. Inter-column padding is included within columns
	// whenever horizontal allignment allows for it.
	views::ColumnSet* columns = layout->AddColumnSet(0);
	columns->AddPaddingColumn(0, kNotificationPadding1Width);
	columns->AddColumn(views::GridLayout::CENTER, views::GridLayout::LEADING,
	0, views::GridLayout::FIXED,
	kNotificationColumn1Width, kNotificationColumn1Width);
	columns->AddColumn(views::GridLayout::CENTER, views::GridLayout::LEADING,
	0, views::GridLayout::FIXED,
	kNotificationPadding2Width, kNotificationPadding2Width);
	columns->AddColumn(views::GridLayout::FILL, views::GridLayout::FILL,
	100, views::GridLayout::USE_PREF,
	0, 0);
	columns->AddColumn(views::GridLayout::TRAILING, views::GridLayout::LEADING,
	0, views::GridLayout::FIXED,
	kNotificationPadding3Width + kNotificationColumn3Width,
	kNotificationPadding3Width + kNotificationColumn3Width);
	columns->AddColumn(views::GridLayout::TRAILING, views::GridLayout::LEADING,
	0, views::GridLayout::FIXED,
	kNotificationPadding4Width + kNotificationColumn4Width,
	kNotificationPadding4Width + kNotificationColumn4Width);
	columns->AddPaddingColumn(0, kNotificationPadding5Width);

	// First row: Icon.
	layout->StartRow(0, 0);
	views::ImageView* icon = new views::ImageView;
	icon->SetImageSize(gfx::Size(kNotificationIconSize, kNotificationIconSize));
	icon->SetImage(notification_.image);
	icon->set_border(CreateTopBorder(kNotificationColumn1Top));
	icon->SetVerticalAlignment(views::ImageView::LEADING);
	layout->AddView(icon, 1, 3 + 2 * notification_.items.size());

	// First row: Title.
	// TODO(dharcourt): Skip the title Label when there's no title text.
	layout->SkipColumns(1);
	views::Label* title = new views::Label(notification_.title);
	title->SetHorizontalAlignment(gfx::ALIGN_LEFT);
	title->SetFont(title->font().DeriveFont(4));
	title->SetEnabledColor(kNotificationTitleColor);
	title->SetBackgroundColor(kNotificationTitleBackgroundColor);
	title->set_border(CreateTopBorder(kNotificationColumn2Top));
	layout->AddView(title, 1, 2);

	// First row: Time.
	// TODO(dharcourt): Timestamp as "1m/5m/1h/5h/1d/5d/..." (ago).
	views::Label* time = new views::Label(UTF8ToUTF16(""));
	time->SetEnabledColor(kNotificationTimeColor);
	time->SetBackgroundColor(kNotificationTimeBackgroundColor);
	time->set_border(CreateTopBorder(kNotificationColumn3Top));
	layout->AddView(time, 1, 2);

	// First row: Close button padding.
	layout->AddView(new BoxView(1, kNotificationColumn4Top));

	// Second row: Close button, which has to be on a row of its own because it's
	// an ImageButton and so its padding can't be set using borders. This row is
	// set to resize vertically to ensure the first row stays at its minimum
	// height of kNotificationColumn4Top.
	layout->StartRow(100, 0);
	layout->SkipColumns(4);
	DCHECK(close_button_);
	layout->AddView(close_button_);

	// Two rows for each notification item, including appropriate padding.
	layout->AddPaddingRow(0, 3);
	std::vector<NotificationList::NotificationItem>::const_iterator i;
	for (i = notification_.items.begin(); i != notification_.items.end(); ++i) {
	layout->StartRowWithPadding(0, 0, 0, 3);
	layout->SkipColumns(2);
	layout->AddView(new ItemView(*i));
	layout->SkipColumns(2);
	}

	// Two rows for padding and a horizontal separator line.
	layout->StartRowWithPadding(0, 0, 0, 6);
	layout->SkipColumns(1);
	layout->AddView(new BoxView(1000000, 1, kNotificationSeparatorColor), 4, 1);

	// Two rows for padding and the summary message and small icon.
	// TODO(dharcourt): Skip the message Label when there's no message text.
	// TODO(dharcourt): Add a small icon to the right of the summary message.
	layout->StartRowWithPadding(0, 0, 0, 6);
	layout->SkipColumns(2);
	views::Label* message = new views::Label(notification_.message);
	message->SetHorizontalAlignment(gfx::ALIGN_LEFT);
	message->SetMultiLine(true);
	message->SetEnabledColor(kNotificationMessageColor);
	message->SetBackgroundColor(kNotificationMessageBackgroundColor);
	layout->AddView(message);
	layout->SkipColumns(2);

	// Final row with the bottom padding.
	layout->AddPaddingRow(0, kNotificationPaddingBottom);
	}

	views::Border* MessageViewMultiple::CreateTopBorder(int height) {
	return views::Border::CreateEmptyBorder(height, 0, 0, 0);
	}

	} // namespace message_center