Enable keyboard shortcuts and some menu commands for browserless Panels.

chrome/browser/ui/panels/panel.cc

 // Copyright (c) 2012 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/ui/panels/panel.h"
 
 #include "base/logging.h"
 #include "base/message_loop.h"
 #include "base/utf_string_conversions.h"
 #include "chrome/app/chrome_command_ids.h"
 #include "chrome/browser/extensions/api/tabs/tabs_constants.h"
 #include "chrome/browser/extensions/extension_window_controller.h"
 #include "chrome/browser/lifetime/application_lifetime.h"
 #include "chrome/browser/profiles/profile.h"
+#include "chrome/browser/ui/browser_commands.h"
 #include "chrome/browser/ui/panels/native_panel.h"
 #include "chrome/browser/ui/panels/panel_host.h"
 #include "chrome/browser/ui/panels/panel_manager.h"
 #include "chrome/browser/ui/panels/panel_strip.h"
 #include "chrome/browser/web_applications/web_app.h"
 #include "chrome/common/chrome_notification_types.h"
 #include "chrome/common/extensions/extension.h"
 #include "content/public/browser/notification_service.h"
 #include "content/public/browser/notification_source.h"
 #include "content/public/browser/notification_types.h"
 #include "content/public/browser/render_view_host.h"
+#include "content/public/browser/user_metrics.h"
 #include "content/public/browser/web_contents.h"
 #include "third_party/skia/include/core/SkBitmap.h"
 #include "ui/gfx/rect.h"
 
 using content::RenderViewHost;
+using content::UserMetricsAction;
 
 namespace panel_internal {
 
 class PanelExtensionWindowController : public ExtensionWindowController {
  public:
   PanelExtensionWindowController(Panel* panel, Profile* profile);
 
   // Overridden from ExtensionWindowController.
   virtual int GetWindowId() const OVERRIDE;
   virtual std::string GetWindowTypeText() const OVERRIDE;
@@ skipping 113 matching lines @@
 void Panel::InitCommandState() {
   // All supported commands whose state isn't set automagically some other way
   // (like Stop during a page load) must have their state initialized here,
   // otherwise they will be forever disabled.
 
   // Navigation commands
   command_updater_.UpdateCommandEnabled(IDC_RELOAD, true);
   command_updater_.UpdateCommandEnabled(IDC_RELOAD_IGNORING_CACHE, true);
 
   // Window management commands
+  command_updater_.UpdateCommandEnabled(IDC_NEW_WINDOW, true);

[Dmitry Titov, 2012/07/11 21:27:18]

It'd be nice to have a comment explaining why a panel need the ability to open a
new browser window...

+  command_updater_.UpdateCommandEnabled(IDC_NEW_INCOGNITO_WINDOW, true);
   command_updater_.UpdateCommandEnabled(IDC_CLOSE_WINDOW, true);
   command_updater_.UpdateCommandEnabled(IDC_EXIT, true);
 
   // Zoom
   command_updater_.UpdateCommandEnabled(IDC_ZOOM_MENU, true);
   command_updater_.UpdateCommandEnabled(IDC_ZOOM_PLUS, true);
   command_updater_.UpdateCommandEnabled(IDC_ZOOM_NORMAL, true);
   command_updater_.UpdateCommandEnabled(IDC_ZOOM_MINUS, true);
 
   // Clipboard
@@ skipping 136 matching lines @@
   // * cannot grow or shrink to go beyond [min_height, max_height]
   int new_height = size.height();
   if (new_height > max_size_.height())
     new_height = max_size_.height();
   if (new_height < min_size_.height())
     new_height = min_size_.height();
 
   return gfx::Size(new_width, new_height);
 }
 
+void Panel::ContentsZoomChange(bool zoom_in) {
+  command_updater()->ExecuteCommand(zoom_in ? IDC_ZOOM_PLUS : IDC_ZOOM_MINUS);
+}
+
+void Panel::HandleKeyboardEvent(const content::NativeWebKeyboardEvent& event) {
+  native_panel_->HandlePanelKeyboardEvent(event);
+}
+
 void Panel::SetAlwaysOnTop(bool on_top) {
   if (always_on_top_ == on_top)
     return;
   always_on_top_ = on_top;
   native_panel_->SetPanelAlwaysOnTop(on_top);
 }
 
 void Panel::EnableResizeByMouse(bool enable) {
   DCHECK(native_panel_);
   native_panel_->EnableResizeByMouse(enable);
@@ skipping 183 matching lines @@
 }
 
 void Panel::ExecuteCommandWithDisposition(int id,
                                           WindowOpenDisposition disposition) {
   if (!GetWebContents())
     return;
 
   DCHECK(command_updater_.IsCommandEnabled(id)) << "Invalid/disabled command "
                                                 << id;
   switch (id) {
-    case IDC_RELOAD:    // etc
-    // TODO(jennb): implement.
+    // Navigation
+    case IDC_RELOAD:
+      content::RecordAction(UserMetricsAction("Reload"));
+      GetWebContents()->GetController().Reload(true);
+      break;
+    case IDC_RELOAD_IGNORING_CACHE:
+      content::RecordAction(UserMetricsAction("ReloadIgnoringCache"));
+      GetWebContents()->GetController().ReloadIgnoringCache(true);
+      break;
+    case IDC_STOP:
+      content::RecordAction(UserMetricsAction("Stop"));
+      GetWebContents()->Stop();
+      break;
+
+    // Window management
+    case IDC_NEW_WINDOW:
+      chrome::NewEmptyWindow(profile());
+      break;
+    case IDC_NEW_INCOGNITO_WINDOW:
+      chrome::NewEmptyWindow(profile()->GetOffTheRecordProfile());
+      break;
+
+    // Clipboard
+    case IDC_COPY:
+      content::RecordAction(UserMetricsAction("Copy"));
+      native_panel_->PanelCopy();
+      break;
+    case IDC_CUT:
+      content::RecordAction(UserMetricsAction("Cut"));
+      native_panel_->PanelCut();
+      break;
+    case IDC_PASTE:
+      content::RecordAction(UserMetricsAction("Paste"));
+      native_panel_->PanelPaste();
+      break;
+
+    // Zoom
+    case IDC_ZOOM_PLUS:
+      chrome::Zoom(GetWebContents(), profile(), content::PAGE_ZOOM_IN);
+      break;
+    case IDC_ZOOM_NORMAL:
+      chrome::Zoom(GetWebContents(), profile(), content::PAGE_ZOOM_RESET);
+      break;
+    case IDC_ZOOM_MINUS:
+      chrome::Zoom(GetWebContents(), profile(), content::PAGE_ZOOM_OUT);
+      break;
+
     default:
       LOG(WARNING) << "Received unimplemented command: " << id;
       break;
   }
 }
 
 bool Panel::ExecuteCommandIfEnabled(int id) {
   if (command_updater()->SupportsCommand(id) &&
       command_updater()->IsCommandEnabled(id)) {
     ExecuteCommandWithDisposition(id, CURRENT_TAB);
@@ skipping 139 matching lines @@
 
 SkBitmap Panel::GetCurrentPageIcon() const {
   return panel_host_->GetPageIcon();
 }
 
 void Panel::UpdateTitleBar() {
   native_panel_->UpdatePanelTitleBar();
 }
 
 void Panel::LoadingStateChanged(bool is_loading) {
+  command_updater_.UpdateCommandEnabled(IDC_STOP, is_loading);
   native_panel_->UpdatePanelLoadingAnimations(is_loading);
   UpdateTitleBar();
-  command_updater_.UpdateCommandEnabled(IDC_STOP, is_loading);
 }