Adds an item for loaded app.

A big todo is to load the icon correctly. extension_icon_image
is still under chrome/browser for multiple reasons.

BUG=380421
R=jamescook@chromium.org, oshima@chromium.org
TBR=miket@chromium.org
TEST=manually

Review URL: https://codereview.chromium.org/336263002

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@277668 0039d316-1c4b-4281-b951-d872f2087c98

2 files changed, 54 insertions, 5 deletions

diff --git a/athena/content/DEPS b/athena/content/DEPS
index 170a27e..f674843 100644
--- a/athena/content/DEPS
+++ b/athena/content/DEPS
@@ -1,8 +1,10 @@
 include_rules = [
+  "+apps/shell/browser",
   "+athena/activity/public",
   "+athena/home/public",
   "+athena/input/public",
   "+content/public",
+  "+extensions/common",
   "+ui/app_list",
   "+ui/views",
 ]
diff --git a/athena/content/content_app_model_builder.cc b/athena/content/content_app_model_builder.cc
index 56bad71..7fcad45 100644
--- a/athena/content/content_app_model_builder.cc
+++ b/athena/content/content_app_model_builder.cc
@@ -4,17 +4,35 @@
 
 #include "athena/content/public/content_app_model_builder.h"
 
+#include "apps/shell/browser/shell_extension_system.h"
 #include "athena/activity/public/activity_factory.h"
 #include "athena/activity/public/activity_manager.h"
+#include "extensions/common/extension.h"
 #include "ui/app_list/app_list_item.h"
 #include "ui/app_list/app_list_model.h"
 
+using extensions::ShellExtensionSystem;
+
 namespace athena {
 
 namespace {
 
 const int kIconSize = 64;
 
+ShellExtensionSystem* GetShellExtensionSystem(
+    content::BrowserContext* context) {
+  return static_cast<ShellExtensionSystem*>(
+      extensions::ExtensionSystem::Get(context));
+}
+
+gfx::ImageSkia CreateFlatColorImage(SkColor color) {
+  SkBitmap bitmap;
+  bitmap.setConfig(SkBitmap::kARGB_8888_Config, kIconSize, kIconSize);
+  bitmap.allocPixels();
+  bitmap.eraseColor(color);
+  return gfx::ImageSkia::CreateFrom1xBitmap(bitmap);
+}
+
 // Same dummy item.
 class DummyItem : public app_list::AppListItem {
  public:
@@ -25,11 +43,7 @@ class DummyItem : public app_list::AppListItem {
         id_(id),
         browser_context_(browser_context) {
 
-    SkBitmap bitmap;
-    bitmap.setConfig(SkBitmap::kARGB_8888_Config, kIconSize, kIconSize);
-    bitmap.allocPixels();
-    bitmap.eraseColor(color);
-    SetIcon(gfx::ImageSkia::CreateFrom1xBitmap(bitmap), false /* has_shadow */);
+    SetIcon(CreateFlatColorImage(color), false /* has_shadow */);
     SetName(id);
   }
 
@@ -47,6 +61,32 @@ class DummyItem : public app_list::AppListItem {
   DISALLOW_COPY_AND_ASSIGN(DummyItem);
 };
 
+class AppItem : public app_list::AppListItem {
+ public:
+  AppItem(scoped_refptr<extensions::Extension> extension,
+          content::BrowserContext* browser_context)
+      : app_list::AppListItem(extension->id()),
+        extension_(extension),
+        browser_context_(browser_context) {
+    // TODO(mukai): componentize extension_icon_image and use it.
+    SetIcon(CreateFlatColorImage(SK_ColorBLACK), false);
+    SetName(extension->name());
+  }
+
+ private:
+  // Overridden from app_list::AppListItem:
+  virtual void Activate(int event_flags) OVERRIDE {
+    // TODO(mukai): Pass |extension_| when the extension system supports
+    // multiple extensions.
+    GetShellExtensionSystem(browser_context_)->LaunchApp();
+  }
+
+  scoped_refptr<extensions::Extension> extension_;
+  content::BrowserContext* browser_context_;
+
+  DISALLOW_COPY_AND_ASSIGN(AppItem);
+};
+
 }  // namespace
 
 ContentAppModelBuilder::ContentAppModelBuilder(
@@ -68,6 +108,13 @@ void ContentAppModelBuilder::PopulateApps(app_list::AppListModel* model) {
       new DummyItem("music", SK_ColorYELLOW, browser_context_)));
   model->AddItem(scoped_ptr<app_list::AppListItem>(
       new DummyItem("contact", SK_ColorCYAN, browser_context_)));
+
+  ShellExtensionSystem* extension_system =
+      GetShellExtensionSystem(browser_context_);
+  if (extension_system && extension_system->extension()) {
+    model->AddItem(scoped_ptr<app_list::AppListItem>(
+        new AppItem(extension_system->extension(), browser_context_)));
+  }
 }
 
 }  // namespace athena