Retain popup bubble mouse status even through updates.

ui/message_center/views/bounded_label.cc

 // Copyright 2013 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/views/bounded_label.h"
 
 #include <limits>
 
 #include "base/strings/string_util.h"
 #include "base/strings/utf_string_conversions.h"
@@ skipping 25 matching lines @@
   InnerBoundedLabel(const BoundedLabel& owner);
   virtual ~InnerBoundedLabel();
 
   void SetNativeTheme(const ui::NativeTheme* theme);
 
   // Pass in a -1 width to use the preferred width, a -1 limit to skip limits.
   int GetLinesForWidthAndLimit(int width, int limit);
   gfx::Size GetSizeForWidthAndLines(int width, int lines);
   std::vector<base::string16> GetWrappedText(int width, int lines);
 
+  // Overridden from views::Label.
+  virtual void SetText(const base::string16& text) OVERRIDE;
+
  protected:
   // Overridden from views::Label.
   virtual void OnBoundsChanged(const gfx::Rect& previous_bounds) OVERRIDE;
   virtual void OnPaint(gfx::Canvas* canvas) OVERRIDE;
 
  private:
   int GetTextFlags();
 
   void ClearCaches();
   int GetCachedLines(int width);
@@ skipping 127 matching lines @@
     if (bounds.width() != wrapped_text_width_ || lines != wrapped_text_lines_) {
       wrapped_text_ = JoinString(GetWrappedText(bounds.width(), lines), '\n');
       wrapped_text_width_ = bounds.width();
       wrapped_text_lines_ = lines;
     }
     bounds.set_x(GetMirroredXForRect(bounds));
     PaintText(canvas, wrapped_text_, bounds, GetTextFlags());
   }
 }
 
+void InnerBoundedLabel::SetText(const base::string16& text) {
+  views::Label::SetText(text);
+  ClearCaches();
+}
+
 int InnerBoundedLabel::GetTextFlags() {
   int flags = gfx::Canvas::MULTI_LINE | gfx::Canvas::CHARACTER_BREAK;
 
   // We can't use subpixel rendering if the background is non-opaque.
   if (SkColorGetA(background_color()) != 0xFF)
     flags |= gfx::Canvas::NO_SUBPIXEL_RENDERING;
 
   if (directionality_mode() ==
       views::Label::AUTO_DETECT_DIRECTIONALITY) {
     base::i18n::TextDirection direction =
@@ skipping 83 matching lines @@
 }
 
 void BoundedLabel::SetLineHeight(int height) {
   label_->SetLineHeight(height);
 }
 
 void BoundedLabel::SetLineLimit(int lines) {
   line_limit_ = std::max(lines, -1);
 }
 
+void BoundedLabel::SetText(const base::string16& text) {
+  label_->SetText(text);
+}
+
 int BoundedLabel::GetLineHeight() const {
   return label_->line_height();
 }
 
 int BoundedLabel::GetLineLimit() const {
   return line_limit_;
 }
 
 int BoundedLabel::GetLinesForWidthAndLimit(int width, int limit) {
   return visible() ? label_->GetLinesForWidthAndLimit(width, limit) : 0;
@@ skipping 37 matching lines @@
 
 void BoundedLabel::OnNativeThemeChanged(const ui::NativeTheme* theme) {
   label_->SetNativeTheme(theme);
 }
 
 base::string16 BoundedLabel::GetWrappedTextForTest(int width, int lines) {
   return JoinString(label_->GetWrappedText(width, lines), '\n');
 }
 
 }  // namespace message_center