Make views::Label and views::Link auto-color themselves to be readable over their background colo...

chrome/browser/chromeos/frame/panel_controller.cc

 // Copyright (c) 2011 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/frame/panel_controller.h"
 
 #if defined(TOUCH_UI)
 #include <X11/Xlib.h>
 #include <X11/extensions/XInput2.h>
 #endif
@@ skipping 220 matching lines @@
     urgent_cleared_time_ = base::TimeTicks::Now();
   if (urgent == urgent_)
     return;
   if (urgent && focused_)
     return;  // Don't set urgency for focused panels.
   if (urgent && base::TimeTicks::Now() < urgent_cleared_time_ + kSetUrgentDelay)
     return;  // Don't set urgency immediately after clearing it.
   urgent_ = urgent;
   if (title_window_) {
     gtk_window_set_urgency_hint(panel_, urgent ? TRUE : FALSE);
+    title_content_->title_label()->SetDisabledColor(urgent ?
+        kTitleUrgentTextColor : kTitleInactiveTextColor);
     title_content_->SchedulePaint();
-    if (urgent)
-      title_content_->title_label()->SetColor(kTitleUrgentTextColor);
-    else
-      title_content_->title_label()->SetColor(kTitleInactiveTextColor);
   }
 }
 
 bool PanelController::TitleMousePressed(const views::MouseEvent& event) {
   if (!event.IsOnlyLeftMouseButton())
     return false;
   if (event.type() != ui::ET_MOUSE_PRESSED) {
     NOTREACHED();
     return false;
   }
@@ skipping 178 matching lines @@
   close_button_->SetImage(views::CustomButton::BS_HOT, close_button_h);
   close_button_->SetImage(views::CustomButton::BS_PUSHED, close_button_p);
   close_button_->SetBackground(
       kTitleCloseButtonColor, close_button_n, close_button_m);
   AddChildView(close_button_);
 
   title_icon_ = new views::ImageView();
   AddChildView(title_icon_);
   title_label_ = new views::Label(string16());
   title_label_->SetHorizontalAlignment(views::Label::ALIGN_LEFT);
+  title_label_->SetAutoColorReadabilityEnabled(false);
+  title_label_->SetEnabledColor(kTitleActiveTextColor);
+  title_label_->SetDisabledColor(kTitleInactiveTextColor);
+  title_label_->SetEnabled(false);
   AddChildView(title_label_);
 
   set_background(
       views::Background::CreateBackgroundPainter(
           true, new TitleBackgroundPainter(panel_controller)));
   OnFocusOut();
 }
 
 void PanelController::TitleContentView::Layout() {
   int close_button_x = bounds().width() -
@@ skipping 29 matching lines @@
 void PanelController::TitleContentView::OnMouseCaptureLost() {
   panel_controller_->TitleMouseCaptureLost();
 }
 
 bool PanelController::TitleContentView::OnMouseDragged(
     const views::MouseEvent& event) {
   return panel_controller_->TitleMouseDragged(event);
 }
 
 void PanelController::TitleContentView::OnFocusIn() {
-  title_label_->SetColor(kTitleActiveTextColor);
+  title_label_->SetEnabled(true);
   title_label_->SetFont(*active_font);
   Layout();
   SchedulePaint();
 }
 
 void PanelController::TitleContentView::OnFocusOut() {
-  title_label_->SetColor(kTitleInactiveTextColor);
+  title_label_->SetEnabled(false);
   title_label_->SetFont(*inactive_font);
   Layout();
   SchedulePaint();
 }
 
 void PanelController::TitleContentView::OnClose() {
   panel_controller_ = NULL;
 }
 
 void PanelController::TitleContentView::ButtonPressed(
     views::Button* sender, const views::Event& event) {
   if (panel_controller_ && sender == close_button_)
     panel_controller_->OnCloseButtonPressed();
 }
 
 PanelController::TitleContentView::~TitleContentView() {
   VLOG(1) << "panel: delete " << this;
 }
 
 }  // namespace chromeos