chromeos: Add support for multiple volume icons.

chrome/browser/chromeos/setting_level_bubble_view.cc

 // Copyright (c) 2010 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 "chrome/browser/chromeos/setting_level_bubble_view.h"
 
 #include <string>
 
 #include "base/logging.h"
 #include "gfx/canvas.h"
 #include "third_party/skia/include/core/SkBitmap.h"
 #include "views/controls/progress_bar.h"
 
 using views::Background;
 using views::View;
 using views::Widget;
 
 namespace {
 
 // Bubble metrics.
-const int kWidth = 300, kHeight = 75;
-const int kMargin = 25;
-const int kProgressBarHeight = 20;
+const int kWidth = 350, kHeight = 100;
+const int kPadding = 20;
+const int kProgressBarWidth = 211;
+const int kProgressBarHeight = 17;
 
 }  // namespace
 
 namespace chromeos {
 
 SettingLevelBubbleView::SettingLevelBubbleView()
     : progress_bar_(NULL),
       icon_(NULL) {
 }
 
 void SettingLevelBubbleView::Init(SkBitmap* icon, int level_percent) {
+  DCHECK(icon);
   DCHECK(level_percent >= 0 && level_percent <= 100);
   icon_ = icon;
   progress_bar_ = new views::ProgressBar();
   AddChildView(progress_bar_);
   Update(level_percent);
 }
 
+void SettingLevelBubbleView::SetIcon(SkBitmap* icon) {
+  DCHECK(icon);
+  icon_ = icon;
+  SchedulePaint();
+}
+
 void SettingLevelBubbleView::Update(int level_percent) {
   DCHECK(level_percent >= 0 && level_percent <= 100);
   progress_bar_->SetProgress(level_percent);
 }
 
 void SettingLevelBubbleView::Paint(gfx::Canvas* canvas) {
   views::View::Paint(canvas);
-  canvas->DrawBitmapInt(*icon_,
-                        icon_->width(), (height() - icon_->height()) / 2);
+  canvas->DrawBitmapInt(*icon_, kPadding, (height() - icon_->height()) / 2);
 }
 
 void SettingLevelBubbleView::Layout() {
-  progress_bar_->SetBounds(icon_->width() + kMargin * 2,
+  progress_bar_->SetBounds(width() - kPadding - kProgressBarWidth,
                            (height() - kProgressBarHeight) / 2,
-                           width() - icon_->width() - kMargin * 3,
-                           kProgressBarHeight);
+                           kProgressBarWidth, kProgressBarHeight);
 }
 
 gfx::Size SettingLevelBubbleView::GetPreferredSize() {
   return gfx::Size(kWidth, kHeight);
 }
 
 }  // namespace chromeos