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      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_utils.h"
      6 
      7 #include "ash/system/tray/tray_constants.h"
      8 #include "ash/system/tray/tray_item_view.h"
      9 #include "ui/gfx/font.h"
     10 #include "ui/views/border.h"
     11 #include "ui/views/controls/label.h"
     12 
     13 namespace ash {
     14 namespace internal {
     15 
     16 void SetupLabelForTray(views::Label* label) {
     17   // Making label_font static to avoid the time penalty of DeriveFont for
     18   // all but the first call.
     19   static const gfx::Font label_font(gfx::Font().DeriveFont(1, gfx::Font::BOLD));
     20   label->SetFont(label_font);
     21   label->SetAutoColorReadabilityEnabled(false);
     22   label->SetEnabledColor(SK_ColorWHITE);
     23   label->SetBackgroundColor(SkColorSetARGB(0, 255, 255, 255));
     24   label->SetShadowColors(SkColorSetARGB(64, 0, 0, 0),
     25                          SkColorSetARGB(64, 0, 0, 0));
     26   label->SetShadowOffset(0, 1);
     27 }
     28 
     29 void SetTrayImageItemBorder(views::View* tray_view,
     30                             ShelfAlignment alignment) {
     31   if (alignment == SHELF_ALIGNMENT_BOTTOM ||
     32       alignment == SHELF_ALIGNMENT_TOP) {
     33     tray_view->set_border(views::Border::CreateEmptyBorder(
     34         0, kTrayImageItemHorizontalPaddingBottomAlignment,
     35         0, kTrayImageItemHorizontalPaddingBottomAlignment));
     36   } else {
     37     tray_view->set_border(views::Border::CreateEmptyBorder(
     38         kTrayImageItemVerticalPaddingVerticalAlignment,
     39         kTrayImageItemHorizontalPaddingVerticalAlignment,
     40         kTrayImageItemVerticalPaddingVerticalAlignment,
     41         kTrayImageItemHorizontalPaddingVerticalAlignment));
     42   }
     43 }
     44 
     45 void SetTrayLabelItemBorder(TrayItemView* tray_view,
     46                             ShelfAlignment alignment) {
     47   if (alignment == SHELF_ALIGNMENT_BOTTOM ||
     48       alignment == SHELF_ALIGNMENT_TOP) {
     49     tray_view->set_border(views::Border::CreateEmptyBorder(
     50         0, kTrayLabelItemHorizontalPaddingBottomAlignment,
     51         0, kTrayLabelItemHorizontalPaddingBottomAlignment));
     52   } else {
     53     // Center the label for vertical launcher alignment.
     54     int horizontal_padding = std::max(0,
     55         (tray_view->GetPreferredSize().width() -
     56         tray_view->label()->GetPreferredSize().width()) / 2);
     57     tray_view->set_border(views::Border::CreateEmptyBorder(
     58         kTrayLabelItemVerticalPaddingVerticalAlignment,
     59         horizontal_padding,
     60         kTrayLabelItemVerticalPaddingVerticalAlignment,
     61         horizontal_padding));
     62   }
     63 }
     64 
     65 }  // namespace internal
     66 }  // namespace ash
     67