| // 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 "chrome/browser/ui/views/toolbar/browser_action_view.h" |
| |
| #include "base/strings/utf_string_conversions.h" |
| #include "chrome/browser/chrome_notification_types.h" |
| #include "chrome/browser/extensions/api/commands/command_service.h" |
| #include "chrome/browser/extensions/extension_action.h" |
| #include "chrome/browser/extensions/extension_action_manager.h" |
| #include "chrome/browser/extensions/extension_context_menu_model.h" |
| #include "chrome/browser/profiles/profile.h" |
| #include "chrome/browser/themes/theme_service.h" |
| #include "chrome/browser/themes/theme_service_factory.h" |
| #include "chrome/browser/ui/browser.h" |
| #include "chrome/browser/ui/views/toolbar/browser_actions_container.h" |
| #include "chrome/browser/ui/views/toolbar/toolbar_view.h" |
| #include "extensions/common/extension.h" |
| #include "extensions/common/manifest_constants.h" |
| #include "grit/generated_resources.h" |
| #include "grit/theme_resources.h" |
| #include "ui/base/accessibility/accessible_view_state.h" |
| #include "ui/base/l10n/l10n_util.h" |
| #include "ui/base/resource/resource_bundle.h" |
| #include "ui/events/event.h" |
| #include "ui/gfx/image/image_skia.h" |
| #include "ui/gfx/image/image_skia_operations.h" |
| #include "ui/gfx/image/image_skia_source.h" |
| #include "ui/views/controls/menu/menu_runner.h" |
| |
| using extensions::Extension; |
| |
| //////////////////////////////////////////////////////////////////////////////// |
| // BrowserActionView |
| |
| bool BrowserActionView::Delegate::NeedToShowMultipleIconStates() const { |
| return true; |
| } |
| |
| bool BrowserActionView::Delegate::NeedToShowTooltip() const { |
| return true; |
| } |
| |
| BrowserActionView::BrowserActionView(const Extension* extension, |
| Browser* browser, |
| BrowserActionView::Delegate* delegate) |
| : browser_(browser), |
| delegate_(delegate), |
| button_(NULL), |
| extension_(extension) { |
| button_ = new BrowserActionButton(extension_, browser_, delegate_); |
| button_->set_drag_controller(delegate_); |
| button_->set_owned_by_client(); |
| AddChildView(button_); |
| button_->UpdateState(); |
| } |
| |
| BrowserActionView::~BrowserActionView() { |
| button_->Destroy(); |
| } |
| |
| gfx::ImageSkia BrowserActionView::GetIconWithBadge() { |
| int tab_id = delegate_->GetCurrentTabId(); |
| |
| const ExtensionAction* action = |
| extensions::ExtensionActionManager::Get(browser_->profile())-> |
| GetBrowserAction(*button_->extension()); |
| gfx::Size spacing(0, ToolbarView::kVertSpacing); |
| gfx::ImageSkia icon = *button_->icon_factory().GetIcon(tab_id).ToImageSkia(); |
| if (!button_->IsEnabled(tab_id)) |
| icon = gfx::ImageSkiaOperations::CreateTransparentImage(icon, .25); |
| return action->GetIconWithBadge(icon, tab_id, spacing); |
| } |
| |
| void BrowserActionView::Layout() { |
| // We can't rely on button_->GetPreferredSize() here because that's not set |
| // correctly until the first call to |
| // BrowserActionsContainer::RefreshBrowserActionViews(), whereas this can be |
| // called before that when the initial bounds are set (and then not after, |
| // since the bounds don't change). So instead of setting the height from the |
| // button's preferred size, we use IconHeight(), since that's how big the |
| // button should be regardless of what it's displaying. |
| gfx::Point offset = delegate_->GetViewContentOffset(); |
| button_->SetBounds(offset.x(), offset.y(), width() - offset.x(), |
| BrowserActionsContainer::IconHeight()); |
| } |
| |
| void BrowserActionView::GetAccessibleState(ui::AccessibleViewState* state) { |
| state->name = l10n_util::GetStringUTF16( |
| IDS_ACCNAME_EXTENSIONS_BROWSER_ACTION); |
| state->role = ui::AccessibilityTypes::ROLE_GROUPING; |
| } |
| |
| gfx::Size BrowserActionView::GetPreferredSize() { |
| return gfx::Size(BrowserActionsContainer::IconWidth(false), |
| BrowserActionsContainer::IconHeight()); |
| } |
| |
| void BrowserActionView::PaintChildren(gfx::Canvas* canvas) { |
| View::PaintChildren(canvas); |
| ExtensionAction* action = button()->browser_action(); |
| int tab_id = delegate_->GetCurrentTabId(); |
| if (tab_id >= 0) |
| action->PaintBadge(canvas, GetLocalBounds(), tab_id); |
| } |
| |
| //////////////////////////////////////////////////////////////////////////////// |
| // BrowserActionButton |
| |
| BrowserActionButton::BrowserActionButton(const Extension* extension, |
| Browser* browser, |
| BrowserActionView::Delegate* delegate) |
| : MenuButton(this, base::string16(), NULL, false), |
| browser_(browser), |
| browser_action_( |
| extensions::ExtensionActionManager::Get(browser->profile())-> |
| GetBrowserAction(*extension)), |
| extension_(extension), |
| icon_factory_(browser->profile(), extension, browser_action_, this), |
| delegate_(delegate), |
| context_menu_(NULL), |
| called_registered_extension_command_(false) { |
| set_border(NULL); |
| set_alignment(TextButton::ALIGN_CENTER); |
| set_context_menu_controller(this); |
| |
| // No UpdateState() here because View hierarchy not setup yet. Our parent |
| // should call UpdateState() after creation. |
| |
| content::NotificationSource notification_source = |
| content::Source<Profile>(browser_->profile()->GetOriginalProfile()); |
| registrar_.Add(this, chrome::NOTIFICATION_EXTENSION_BROWSER_ACTION_UPDATED, |
| content::Source<ExtensionAction>(browser_action_)); |
| registrar_.Add(this, chrome::NOTIFICATION_EXTENSION_COMMAND_ADDED, |
| notification_source); |
| registrar_.Add(this, chrome::NOTIFICATION_EXTENSION_COMMAND_REMOVED, |
| notification_source); |
| |
| // We also listen for browser theme changes on linux because a switch from or |
| // to GTK requires that we regrab our browser action images. |
| registrar_.Add( |
| this, |
| chrome::NOTIFICATION_BROWSER_THEME_CHANGED, |
| content::Source<ThemeService>( |
| ThemeServiceFactory::GetForProfile(browser->profile()))); |
| } |
| |
| void BrowserActionButton::Destroy() { |
| MaybeUnregisterExtensionCommand(false); |
| |
| if (context_menu_) { |
| context_menu_->Cancel(); |
| base::MessageLoop::current()->DeleteSoon(FROM_HERE, this); |
| } else { |
| delete this; |
| } |
| } |
| |
| void BrowserActionButton::ViewHierarchyChanged( |
| const ViewHierarchyChangedDetails& details) { |
| if (details.is_add && !called_registered_extension_command_ && |
| GetFocusManager()) { |
| MaybeRegisterExtensionCommand(); |
| called_registered_extension_command_ = true; |
| } |
| |
| MenuButton::ViewHierarchyChanged(details); |
| } |
| |
| bool BrowserActionButton::CanHandleAccelerators() const { |
| // View::CanHandleAccelerators() checks to see if the view is visible before |
| // allowing it to process accelerators. This is not appropriate for browser |
| // actions buttons, which can be hidden inside the overflow area. |
| return true; |
| } |
| |
| void BrowserActionButton::GetAccessibleState(ui::AccessibleViewState* state) { |
| views::MenuButton::GetAccessibleState(state); |
| state->role = ui::AccessibilityTypes::ROLE_PUSHBUTTON; |
| } |
| |
| void BrowserActionButton::ButtonPressed(views::Button* sender, |
| const ui::Event& event) { |
| delegate_->OnBrowserActionExecuted(this); |
| } |
| |
| void BrowserActionButton::ShowContextMenuForView( |
| View* source, |
| const gfx::Point& point, |
| ui::MenuSourceType source_type) { |
| if (!extension()->ShowConfigureContextMenus()) |
| return; |
| |
| SetButtonPushed(); |
| |
| // Reconstructs the menu every time because the menu's contents are dynamic. |
| scoped_refptr<ExtensionContextMenuModel> context_menu_contents_( |
| new ExtensionContextMenuModel(extension(), browser_, delegate_)); |
| menu_runner_.reset(new views::MenuRunner(context_menu_contents_.get())); |
| |
| context_menu_ = menu_runner_->GetMenu(); |
| gfx::Point screen_loc; |
| views::View::ConvertPointToScreen(this, &screen_loc); |
| if (menu_runner_->RunMenuAt(GetWidget(), NULL, gfx::Rect(screen_loc, size()), |
| views::MenuItemView::TOPLEFT, source_type, |
| views::MenuRunner::HAS_MNEMONICS | views::MenuRunner::CONTEXT_MENU) == |
| views::MenuRunner::MENU_DELETED) { |
| return; |
| } |
| |
| menu_runner_.reset(); |
| SetButtonNotPushed(); |
| context_menu_ = NULL; |
| } |
| |
| void BrowserActionButton::UpdateState() { |
| int tab_id = delegate_->GetCurrentTabId(); |
| if (tab_id < 0) |
| return; |
| |
| SetShowMultipleIconStates(delegate_->NeedToShowMultipleIconStates()); |
| |
| if (!IsEnabled(tab_id)) { |
| SetState(views::CustomButton::STATE_DISABLED); |
| } else { |
| SetState(menu_visible_ ? |
| views::CustomButton::STATE_PRESSED : |
| views::CustomButton::STATE_NORMAL); |
| } |
| |
| gfx::ImageSkia icon = *icon_factory_.GetIcon(tab_id).ToImageSkia(); |
| |
| if (!icon.isNull()) { |
| if (!browser_action()->GetIsVisible(tab_id)) |
| icon = gfx::ImageSkiaOperations::CreateTransparentImage(icon, .25); |
| |
| ThemeService* theme = |
| ThemeServiceFactory::GetForProfile(browser_->profile()); |
| |
| gfx::ImageSkia bg = *theme->GetImageSkiaNamed(IDR_BROWSER_ACTION); |
| SetIcon(gfx::ImageSkiaOperations::CreateSuperimposedImage(bg, icon)); |
| |
| gfx::ImageSkia bg_h = *theme->GetImageSkiaNamed(IDR_BROWSER_ACTION_H); |
| SetHoverIcon(gfx::ImageSkiaOperations::CreateSuperimposedImage(bg_h, icon)); |
| |
| gfx::ImageSkia bg_p = *theme->GetImageSkiaNamed(IDR_BROWSER_ACTION_P); |
| SetPushedIcon( |
| gfx::ImageSkiaOperations::CreateSuperimposedImage(bg_p, icon)); |
| } |
| |
| // If the browser action name is empty, show the extension name instead. |
| std::string title = browser_action()->GetTitle(tab_id); |
| base::string16 name = |
| UTF8ToUTF16(title.empty() ? extension()->name() : title); |
| SetTooltipText(delegate_->NeedToShowTooltip() ? name : base::string16()); |
| SetAccessibleName(name); |
| |
| parent()->SchedulePaint(); |
| } |
| |
| bool BrowserActionButton::IsPopup() { |
| int tab_id = delegate_->GetCurrentTabId(); |
| return (tab_id < 0) ? false : browser_action_->HasPopup(tab_id); |
| } |
| |
| GURL BrowserActionButton::GetPopupUrl() { |
| int tab_id = delegate_->GetCurrentTabId(); |
| return (tab_id < 0) ? GURL() : browser_action_->GetPopupUrl(tab_id); |
| } |
| |
| void BrowserActionButton::Observe(int type, |
| const content::NotificationSource& source, |
| const content::NotificationDetails& details) { |
| switch (type) { |
| case chrome::NOTIFICATION_EXTENSION_BROWSER_ACTION_UPDATED: |
| UpdateState(); |
| // The browser action may have become visible/hidden so we need to make |
| // sure the state gets updated. |
| delegate_->OnBrowserActionVisibilityChanged(); |
| break; |
| case chrome::NOTIFICATION_EXTENSION_COMMAND_ADDED: |
| case chrome::NOTIFICATION_EXTENSION_COMMAND_REMOVED: { |
| std::pair<const std::string, const std::string>* payload = |
| content::Details<std::pair<const std::string, const std::string> >( |
| details).ptr(); |
| if (extension_->id() == payload->first && |
| payload->second == |
| extensions::manifest_values::kBrowserActionCommandEvent) { |
| if (type == chrome::NOTIFICATION_EXTENSION_COMMAND_ADDED) |
| MaybeRegisterExtensionCommand(); |
| else |
| MaybeUnregisterExtensionCommand(true); |
| } |
| break; |
| } |
| case chrome::NOTIFICATION_BROWSER_THEME_CHANGED: |
| UpdateState(); |
| break; |
| default: |
| NOTREACHED(); |
| break; |
| } |
| } |
| |
| void BrowserActionButton::OnIconUpdated() { |
| UpdateState(); |
| } |
| |
| bool BrowserActionButton::Activate() { |
| if (!IsPopup()) |
| return true; |
| |
| delegate_->OnBrowserActionExecuted(this); |
| |
| // TODO(erikkay): Run a nested modal loop while the mouse is down to |
| // enable menu-like drag-select behavior. |
| |
| // The return value of this method is returned via OnMousePressed. |
| // We need to return false here since we're handing off focus to another |
| // widget/view, and true will grab it right back and try to send events |
| // to us. |
| return false; |
| } |
| |
| bool BrowserActionButton::OnMousePressed(const ui::MouseEvent& event) { |
| if (!event.IsRightMouseButton()) { |
| return IsPopup() ? MenuButton::OnMousePressed(event) : |
| TextButton::OnMousePressed(event); |
| } |
| |
| if (!views::View::ShouldShowContextMenuOnMousePress()) { |
| // See comments in MenuButton::Activate() as to why this is needed. |
| SetMouseHandler(NULL); |
| |
| ShowContextMenu(gfx::Point(), ui::MENU_SOURCE_MOUSE); |
| } |
| return false; |
| } |
| |
| void BrowserActionButton::OnMouseReleased(const ui::MouseEvent& event) { |
| if (IsPopup() || context_menu_) { |
| // TODO(erikkay) this never actually gets called (probably because of the |
| // loss of focus). |
| MenuButton::OnMouseReleased(event); |
| } else { |
| TextButton::OnMouseReleased(event); |
| } |
| } |
| |
| void BrowserActionButton::OnMouseExited(const ui::MouseEvent& event) { |
| if (IsPopup() || context_menu_) |
| MenuButton::OnMouseExited(event); |
| else |
| TextButton::OnMouseExited(event); |
| } |
| |
| bool BrowserActionButton::OnKeyReleased(const ui::KeyEvent& event) { |
| return IsPopup() ? MenuButton::OnKeyReleased(event) : |
| TextButton::OnKeyReleased(event); |
| } |
| |
| void BrowserActionButton::OnGestureEvent(ui::GestureEvent* event) { |
| if (IsPopup()) |
| MenuButton::OnGestureEvent(event); |
| else |
| TextButton::OnGestureEvent(event); |
| } |
| |
| bool BrowserActionButton::AcceleratorPressed( |
| const ui::Accelerator& accelerator) { |
| delegate_->OnBrowserActionExecuted(this); |
| return true; |
| } |
| |
| void BrowserActionButton::SetButtonPushed() { |
| SetState(views::CustomButton::STATE_PRESSED); |
| menu_visible_ = true; |
| } |
| |
| void BrowserActionButton::SetButtonNotPushed() { |
| SetState(views::CustomButton::STATE_NORMAL); |
| menu_visible_ = false; |
| } |
| |
| bool BrowserActionButton::IsEnabled(int tab_id) const { |
| return browser_action_->GetIsVisible(tab_id); |
| } |
| |
| gfx::ImageSkia BrowserActionButton::GetIconForTest() { |
| return icon(); |
| } |
| |
| BrowserActionButton::~BrowserActionButton() { |
| } |
| |
| void BrowserActionButton::MaybeRegisterExtensionCommand() { |
| extensions::CommandService* command_service = |
| extensions::CommandService::Get(browser_->profile()); |
| extensions::Command browser_action_command; |
| if (command_service->GetBrowserActionCommand( |
| extension_->id(), |
| extensions::CommandService::ACTIVE_ONLY, |
| &browser_action_command, |
| NULL)) { |
| keybinding_.reset(new ui::Accelerator( |
| browser_action_command.accelerator())); |
| GetFocusManager()->RegisterAccelerator( |
| *keybinding_.get(), ui::AcceleratorManager::kHighPriority, this); |
| } |
| } |
| |
| void BrowserActionButton::MaybeUnregisterExtensionCommand(bool only_if_active) { |
| if (!keybinding_.get() || !GetFocusManager()) |
| return; |
| |
| extensions::CommandService* command_service = |
| extensions::CommandService::Get(browser_->profile()); |
| |
| extensions::Command browser_action_command; |
| if (!only_if_active || !command_service->GetBrowserActionCommand( |
| extension_->id(), |
| extensions::CommandService::ACTIVE_ONLY, |
| &browser_action_command, |
| NULL)) { |
| GetFocusManager()->UnregisterAccelerator(*keybinding_.get(), this); |
| keybinding_.reset(NULL); |
| } |
| } |