This is the first pass at themes.

This CL is paired with http://codereview.chromium.org/67284

This CL (for commit purposes) includes http://codereview.chromium.org/67284

BUG=4463,11232,11233,11234,11235

Review URL: http://codereview.chromium.org/99030

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@15704 0039d316-1c4b-4281-b951-d872f2087c98

5 files changed, 84 insertions, 1 deletions

diff --git a/chrome/browser/dom_ui/dom_ui.cc b/chrome/browser/dom_ui/dom_ui.cc
index f8e0405..ff49039 100644
--- a/chrome/browser/dom_ui/dom_ui.cc
+++ b/chrome/browser/dom_ui/dom_ui.cc
@@ -10,7 +10,10 @@
 #include "base/stl_util-inl.h"
 #include "base/string_util.h"
 #include "base/values.h"
+#include "base/win_util.h"
+#include "chrome/browser/profile.h"
 #include "chrome/browser/tab_contents/tab_contents.h"
+#include "chrome/browser/tab_contents/tab_contents_view.h"
 
 DOMUI::DOMUI(TabContents* contents)
     : hide_favicon_(false),
@@ -79,6 +82,10 @@ void DOMUI::CallJavascriptFunction(
   ExecuteJavascript(javascript);
 }
 
+ThemeProvider* DOMUI::GetThemeProvider() const {
+  return tab_contents_->profile()->GetThemeProvider();
+}
+
 void DOMUI::RegisterMessageCallback(const std::string &message,
                                     MessageCallback *callback) {
   message_callbacks_.insert(std::make_pair(message, callback));
diff --git a/chrome/browser/dom_ui/dom_ui.h b/chrome/browser/dom_ui/dom_ui.h
index 3c2dc16..fadff05 100644
--- a/chrome/browser/dom_ui/dom_ui.h
+++ b/chrome/browser/dom_ui/dom_ui.h
@@ -21,6 +21,7 @@ class Profile;
 class RenderViewHost;
 class Value;
 class TabContents;
+class ThemeProvider;
 
 // A DOMUI sets up the datasources and message handlers for a given HTML-based
 // UI. It is contained by a DOMUIManager.
@@ -44,7 +45,7 @@ class DOMUI {
   bool hide_favicon() const {
     return hide_favicon_;
   }
-  
+
   // Returns true if the bookmark bar should be forced to being visible,
   // overriding the user's preference.
   bool force_bookmark_bar_visible() const {
@@ -89,6 +90,8 @@ class DOMUI {
                               const Value& arg1,
                               const Value& arg2);
 
+  ThemeProvider* GetThemeProvider() const;
+
   TabContents* tab_contents() { return tab_contents_; }
 
   Profile* GetProfile();
diff --git a/chrome/browser/dom_ui/dom_ui_theme_source.cc b/chrome/browser/dom_ui/dom_ui_theme_source.cc
new file mode 100644
index 0000000..31ff1f8
--- /dev/null
+++ b/chrome/browser/dom_ui/dom_ui_theme_source.cc
@@ -0,0 +1,37 @@
+// Copyright (c) 2009 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/dom_ui/dom_ui_theme_source.h"
+
+#include "app/resource_bundle.h"
+#include "app/theme_provider.h"
+#include "base/gfx/png_encoder.h"
+#include "base/message_loop.h"
+#include "chrome/browser/profile.h"
+#include "chrome/browser/theme_resources_util.h"
+#include "chrome/common/url_constants.h"
+#include "grit/theme_resources.h"
+
+DOMUIThemeSource::DOMUIThemeSource(Profile* profile)
+  : DataSource(chrome::kChromeUIThemePath, MessageLoop::current()),
+    profile_(profile) {
+}
+
+void DOMUIThemeSource::StartDataRequest(const std::string& path,
+                                            int request_id) {
+  ThemeProvider* tp = profile_->GetThemeProvider();
+  if (tp) {
+    int id = ThemeResourcesUtil::GetId(path);
+    if (id != -1) {
+      SkBitmap* image = tp->GetBitmapNamed(id);
+      if (image) {
+        std::vector<unsigned char> png_bytes;
+        PNGEncoder::EncodeBGRASkBitmap(*image, false, &png_bytes);
+
+        scoped_refptr<RefCountedBytes> image_data = new RefCountedBytes(png_bytes);
+        SendResponse(request_id, image_data);
+      }
+    }
+  }
+}
diff --git a/chrome/browser/dom_ui/dom_ui_theme_source.h b/chrome/browser/dom_ui/dom_ui_theme_source.h
new file mode 100644
index 0000000..279042d
--- /dev/null
+++ b/chrome/browser/dom_ui/dom_ui_theme_source.h
@@ -0,0 +1,30 @@
+// Copyright (c) 2009 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.
+
+#ifndef CHROME_BROWSER_DOM_UI_DOM_UI_THEME_SOURCE_H_
+#define CHROME_BROWSER_DOM_UI_DOM_UI_THEME_SOURCE_H_
+
+#include "chrome/browser/dom_ui/chrome_url_data_manager.h"
+
+class Profile;
+
+// ThumbnailSource is the gateway between network-level chrome:
+// requests for thumbnails and the history backend that serves these.
+class DOMUIThemeSource : public ChromeURLDataManager::DataSource {
+public:
+  explicit DOMUIThemeSource(Profile* profile);
+
+  // Called when the network layer has requested a resource underneath
+  // the path we registered.
+  virtual void StartDataRequest(const std::string& path, int request_id);
+  virtual std::string GetMimeType(const std::string& path) const {
+    return "image/png";
+  }
+
+private:
+  Profile* profile_;
+  DISALLOW_COPY_AND_ASSIGN(DOMUIThemeSource);
+};
+
+#endif  // CHROME_BROWSER_DOM_UI_DOM_UI_THEME_SOURCE_H_
diff --git a/chrome/browser/dom_ui/new_tab_ui.cc b/chrome/browser/dom_ui/new_tab_ui.cc
index d4bdf97..b13fbb2 100644
--- a/chrome/browser/dom_ui/new_tab_ui.cc
+++ b/chrome/browser/dom_ui/new_tab_ui.cc
@@ -16,6 +16,7 @@
 #include "chrome/browser/browser_process.h"
 #include "chrome/browser/dom_ui/dom_ui_favicon_source.h"
 #include "chrome/browser/dom_ui/dom_ui_thumbnail_source.h"
+#include "chrome/browser/dom_ui/dom_ui_theme_source.h"
 #include "chrome/browser/dom_ui/history_ui.h"
 #include "chrome/browser/history/page_usage_data.h"
 #include "chrome/browser/metrics/user_metrics.h"
@@ -1165,6 +1166,11 @@ NewTabUI::NewTabUI(TabContents* contents)
 
     // In testing mode there may not be an I/O thread.
     if (g_browser_process->io_thread()) {
+      g_browser_process->io_thread()->message_loop()->PostTask(FROM_HERE,
+          NewRunnableMethod(&chrome_url_data_manager,
+              &ChromeURLDataManager::AddDataSource,
+              new DOMUIThemeSource(GetProfile())));
+
       NewTabHTMLSource* html_source = new NewTabHTMLSource();
       g_browser_process->io_thread()->message_loop()->PostTask(FROM_HERE,
           NewRunnableMethod(&chrome_url_data_manager,