| // 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/views/browser_actions_container.h" |
| |
| #include "base/compiler_specific.h" |
| #include "base/prefs/pref_service.h" |
| #include "base/stl_util.h" |
| #include "chrome/browser/extensions/extension_service.h" |
| #include "chrome/browser/extensions/extension_system.h" |
| #include "chrome/browser/extensions/extension_util.h" |
| #include "chrome/browser/extensions/tab_helper.h" |
| #include "chrome/browser/profiles/profile.h" |
| #include "chrome/browser/sessions/session_tab_helper.h" |
| #include "chrome/browser/ui/browser.h" |
| #include "chrome/browser/ui/browser_window.h" |
| #include "chrome/browser/ui/tabs/tab_strip_model.h" |
| #include "chrome/browser/ui/view_ids.h" |
| #include "chrome/browser/ui/views/browser_action_view.h" |
| #include "chrome/browser/ui/views/extensions/browser_action_drag_data.h" |
| #include "chrome/browser/ui/views/extensions/extension_keybinding_registry_views.h" |
| #include "chrome/browser/ui/views/extensions/extension_popup.h" |
| #include "chrome/browser/ui/views/toolbar_view.h" |
| #include "chrome/common/pref_names.h" |
| #include "grit/generated_resources.h" |
| #include "grit/theme_resources.h" |
| #include "grit/ui_resources.h" |
| #include "ui/base/accessibility/accessible_view_state.h" |
| #include "ui/base/dragdrop/drag_utils.h" |
| #include "ui/base/l10n/l10n_util.h" |
| #include "ui/base/resource/resource_bundle.h" |
| #include "ui/base/theme_provider.h" |
| #include "ui/gfx/animation/slide_animation.h" |
| #include "ui/gfx/canvas.h" |
| #include "ui/views/controls/resize_area.h" |
| #include "ui/views/metrics.h" |
| #include "ui/views/widget/widget.h" |
| |
| using extensions::Extension; |
| |
| namespace { |
| |
| // Horizontal spacing between most items in the container, as well as after the |
| // last item or chevron (if visible). |
| const int kItemSpacing = ToolbarView::kStandardSpacing; |
| |
| // Horizontal spacing before the chevron (if visible). |
| const int kChevronSpacing = kItemSpacing - 2; |
| |
| } // namespace |
| |
| // static |
| bool BrowserActionsContainer::disable_animations_during_testing_ = false; |
| |
| //////////////////////////////////////////////////////////////////////////////// |
| // BrowserActionsContainer |
| |
| BrowserActionsContainer::BrowserActionsContainer(Browser* browser, |
| View* owner_view) |
| : profile_(browser->profile()), |
| browser_(browser), |
| owner_view_(owner_view), |
| popup_(NULL), |
| popup_button_(NULL), |
| model_(NULL), |
| container_width_(0), |
| chevron_(NULL), |
| overflow_menu_(NULL), |
| suppress_chevron_(false), |
| resize_amount_(0), |
| animation_target_size_(0), |
| drop_indicator_position_(-1), |
| task_factory_(this), |
| show_menu_task_factory_(this) { |
| set_id(VIEW_ID_BROWSER_ACTION_TOOLBAR); |
| |
| ExtensionService* service = |
| extensions::ExtensionSystem::Get(profile_)->extension_service(); |
| if (service) { |
| model_ = service->toolbar_model(); |
| model_->AddObserver(this); |
| } |
| |
| extension_keybinding_registry_.reset(new ExtensionKeybindingRegistryViews( |
| browser->profile(), |
| owner_view->GetFocusManager(), |
| extensions::ExtensionKeybindingRegistry::ALL_EXTENSIONS, |
| this)); |
| |
| resize_animation_.reset(new gfx::SlideAnimation(this)); |
| resize_area_ = new views::ResizeArea(this); |
| AddChildView(resize_area_); |
| |
| chevron_ = new views::MenuButton(NULL, string16(), this, false); |
| chevron_->set_border(NULL); |
| chevron_->EnableCanvasFlippingForRTLUI(true); |
| chevron_->SetAccessibleName( |
| l10n_util::GetStringUTF16(IDS_ACCNAME_EXTENSIONS_CHEVRON)); |
| chevron_->SetVisible(false); |
| AddChildView(chevron_); |
| } |
| |
| BrowserActionsContainer::~BrowserActionsContainer() { |
| if (overflow_menu_) |
| overflow_menu_->set_observer(NULL); |
| if (model_) |
| model_->RemoveObserver(this); |
| StopShowFolderDropMenuTimer(); |
| if (popup_) |
| popup_->GetWidget()->RemoveObserver(this); |
| HidePopup(); |
| DeleteBrowserActionViews(); |
| } |
| |
| void BrowserActionsContainer::Init() { |
| LoadImages(); |
| |
| // We wait to set the container width until now so that the chevron images |
| // will be loaded. The width calculation needs to know the chevron size. |
| if (model_ && |
| !profile_->GetPrefs()->HasPrefPath(prefs::kExtensionToolbarSize)) { |
| // Migration code to the new VisibleIconCount pref. |
| // TODO(mpcomplete): remove this after users are upgraded to 5.0. |
| int predefined_width = |
| profile_->GetPrefs()->GetInteger(prefs::kBrowserActionContainerWidth); |
| if (predefined_width != 0) |
| model_->SetVisibleIconCount(WidthToIconCount(predefined_width)); |
| } |
| if (model_ && model_->extensions_initialized()) |
| SetContainerWidth(); |
| } |
| |
| BrowserActionView* BrowserActionsContainer::GetBrowserActionView( |
| ExtensionAction* action) { |
| for (BrowserActionViews::iterator i(browser_action_views_.begin()); |
| i != browser_action_views_.end(); ++i) { |
| if ((*i)->button()->browser_action() == action) |
| return *i; |
| } |
| return NULL; |
| } |
| |
| void BrowserActionsContainer::RefreshBrowserActionViews() { |
| for (size_t i = 0; i < browser_action_views_.size(); ++i) |
| browser_action_views_[i]->button()->UpdateState(); |
| } |
| |
| void BrowserActionsContainer::CreateBrowserActionViews() { |
| DCHECK(browser_action_views_.empty()); |
| if (!model_) |
| return; |
| |
| const extensions::ExtensionList& toolbar_items = model_->toolbar_items(); |
| for (extensions::ExtensionList::const_iterator i(toolbar_items.begin()); |
| i != toolbar_items.end(); ++i) { |
| if (!ShouldDisplayBrowserAction(i->get())) |
| continue; |
| |
| BrowserActionView* view = new BrowserActionView(i->get(), browser_, this); |
| browser_action_views_.push_back(view); |
| AddChildView(view); |
| } |
| } |
| |
| void BrowserActionsContainer::DeleteBrowserActionViews() { |
| HidePopup(); |
| STLDeleteElements(&browser_action_views_); |
| } |
| |
| size_t BrowserActionsContainer::VisibleBrowserActions() const { |
| size_t visible_actions = 0; |
| for (size_t i = 0; i < browser_action_views_.size(); ++i) { |
| if (browser_action_views_[i]->visible()) |
| ++visible_actions; |
| } |
| return visible_actions; |
| } |
| |
| gfx::Size BrowserActionsContainer::GetPreferredSize() { |
| if (browser_action_views_.empty()) |
| return gfx::Size(ToolbarView::kStandardSpacing, 0); |
| |
| // We calculate the size of the view by taking the current width and |
| // subtracting resize_amount_ (the latter represents how far the user is |
| // resizing the view or, if animating the snapping, how far to animate it). |
| // But we also clamp it to a minimum size and the maximum size, so that the |
| // container can never shrink too far or take up more space than it needs. In |
| // other words: ContainerMinSize() < width() - resize < ClampTo(MAX). |
| int clamped_width = std::min( |
| std::max(ContainerMinSize(), container_width_ - resize_amount_), |
| IconCountToWidth(-1, false)); |
| return gfx::Size(clamped_width, 0); |
| } |
| |
| void BrowserActionsContainer::Layout() { |
| if (browser_action_views_.empty()) { |
| SetVisible(false); |
| return; |
| } |
| |
| SetVisible(true); |
| resize_area_->SetBounds(0, ToolbarView::kVertSpacing, kItemSpacing, |
| IconHeight()); |
| |
| // If the icons don't all fit, show the chevron (unless suppressed). |
| int max_x = GetPreferredSize().width(); |
| if ((IconCountToWidth(-1, false) > max_x) && !suppress_chevron_) { |
| chevron_->SetVisible(true); |
| gfx::Size chevron_size(chevron_->GetPreferredSize()); |
| max_x -= |
| ToolbarView::kStandardSpacing + chevron_size.width() + kChevronSpacing; |
| chevron_->SetBounds( |
| width() - ToolbarView::kStandardSpacing - chevron_size.width(), |
| ToolbarView::kVertSpacing, chevron_size.width(), chevron_size.height()); |
| } else { |
| chevron_->SetVisible(false); |
| } |
| |
| // Now draw the icons for the browser actions in the available space. |
| int icon_width = IconWidth(false); |
| for (size_t i = 0; i < browser_action_views_.size(); ++i) { |
| BrowserActionView* view = browser_action_views_[i]; |
| int x = ToolbarView::kStandardSpacing + (i * IconWidth(true)); |
| if (x + icon_width <= max_x) { |
| view->SetBounds(x, 0, icon_width, height()); |
| view->SetVisible(true); |
| } else { |
| view->SetVisible(false); |
| } |
| } |
| } |
| |
| bool BrowserActionsContainer::GetDropFormats( |
| int* formats, |
| std::set<OSExchangeData::CustomFormat>* custom_formats) { |
| custom_formats->insert(BrowserActionDragData::GetBrowserActionCustomFormat()); |
| |
| return true; |
| } |
| |
| bool BrowserActionsContainer::AreDropTypesRequired() { |
| return true; |
| } |
| |
| bool BrowserActionsContainer::CanDrop(const OSExchangeData& data) { |
| BrowserActionDragData drop_data; |
| return drop_data.Read(data) ? drop_data.IsFromProfile(profile_) : false; |
| } |
| |
| void BrowserActionsContainer::OnDragEntered( |
| const ui::DropTargetEvent& event) { |
| } |
| |
| int BrowserActionsContainer::OnDragUpdated( |
| const ui::DropTargetEvent& event) { |
| // First check if we are above the chevron (overflow) menu. |
| if (GetEventHandlerForPoint(event.location()) == chevron_) { |
| if (!show_menu_task_factory_.HasWeakPtrs() && !overflow_menu_) |
| StartShowFolderDropMenuTimer(); |
| return ui::DragDropTypes::DRAG_MOVE; |
| } |
| StopShowFolderDropMenuTimer(); |
| |
| // Figure out where to display the indicator. This is a complex calculation: |
| |
| // First, we figure out how much space is to the left of the icon area, so we |
| // can calculate the true offset into the icon area. |
| int width_before_icons = ToolbarView::kStandardSpacing + |
| (base::i18n::IsRTL() ? |
| (chevron_->GetPreferredSize().width() + kChevronSpacing) : 0); |
| int offset_into_icon_area = event.x() - width_before_icons; |
| |
| // Next, we determine which icon to place the indicator in front of. We want |
| // to place the indicator in front of icon n when the cursor is between the |
| // midpoints of icons (n - 1) and n. To do this we take the offset into the |
| // icon area and transform it as follows: |
| // |
| // Real icon area: |
| // 0 a * b c |
| // | | | | |
| // |[IC|ON] [IC|ON] [IC|ON] |
| // We want to be before icon 0 for 0 < x <= a, icon 1 for a < x <= b, etc. |
| // Here the "*" represents the offset into the icon area, and since it's |
| // between a and b, we want to return "1". |
| // |
| // Transformed "icon area": |
| // 0 a * b c |
| // | | | | |
| // |[ICON] |[ICON] |[ICON] | |
| // If we shift both our offset and our divider points later by half an icon |
| // plus one spacing unit, then it becomes very easy to calculate how many |
| // divider points we've passed, because they're the multiples of "one icon |
| // plus padding". |
| int before_icon_unclamped = (offset_into_icon_area + (IconWidth(false) / 2) + |
| kItemSpacing) / IconWidth(true); |
| |
| // Because the user can drag outside the container bounds, we need to clamp to |
| // the valid range. Note that the maximum allowable value is (num icons), not |
| // (num icons - 1), because we represent the indicator being past the last |
| // icon as being "before the (last + 1) icon". |
| int before_icon = std::min(std::max(before_icon_unclamped, 0), |
| static_cast<int>(VisibleBrowserActions())); |
| |
| // Now we convert back to a pixel offset into the container. We want to place |
| // the center of the drop indicator at the midpoint of the space before our |
| // chosen icon. |
| SetDropIndicator(width_before_icons + (before_icon * IconWidth(true)) - |
| (kItemSpacing / 2)); |
| |
| return ui::DragDropTypes::DRAG_MOVE; |
| } |
| |
| void BrowserActionsContainer::OnDragExited() { |
| StopShowFolderDropMenuTimer(); |
| drop_indicator_position_ = -1; |
| SchedulePaint(); |
| } |
| |
| int BrowserActionsContainer::OnPerformDrop( |
| const ui::DropTargetEvent& event) { |
| BrowserActionDragData data; |
| if (!data.Read(event.data())) |
| return ui::DragDropTypes::DRAG_NONE; |
| |
| // Make sure we have the same view as we started with. |
| DCHECK_EQ(browser_action_views_[data.index()]->button()->extension()->id(), |
| data.id()); |
| DCHECK(model_); |
| |
| size_t i = 0; |
| for (; i < browser_action_views_.size(); ++i) { |
| int view_x = browser_action_views_[i]->GetMirroredBounds().x(); |
| if (!browser_action_views_[i]->visible() || |
| (base::i18n::IsRTL() ? (view_x < drop_indicator_position_) : |
| (view_x >= drop_indicator_position_))) { |
| // We have reached the end of the visible icons or found one that has a |
| // higher x position than the drop point. |
| break; |
| } |
| } |
| |
| // |i| now points to the item to the right of the drop indicator*, which is |
| // correct when dragging an icon to the left. When dragging to the right, |
| // however, we want the icon being dragged to get the index of the item to |
| // the left of the drop indicator, so we subtract one. |
| // * Well, it can also point to the end, but not when dragging to the left. :) |
| if (i > data.index()) |
| --i; |
| |
| if (profile_->IsOffTheRecord()) |
| i = model_->IncognitoIndexToOriginal(i); |
| |
| model_->MoveBrowserAction( |
| browser_action_views_[data.index()]->button()->extension(), i); |
| |
| OnDragExited(); // Perform clean up after dragging. |
| return ui::DragDropTypes::DRAG_MOVE; |
| } |
| |
| void BrowserActionsContainer::GetAccessibleState( |
| ui::AccessibleViewState* state) { |
| state->role = ui::AccessibilityTypes::ROLE_GROUPING; |
| state->name = l10n_util::GetStringUTF16(IDS_ACCNAME_EXTENSIONS); |
| } |
| |
| void BrowserActionsContainer::OnMenuButtonClicked(views::View* source, |
| const gfx::Point& point) { |
| if (source == chevron_) { |
| overflow_menu_ = new BrowserActionOverflowMenuController( |
| this, browser_, chevron_, browser_action_views_, |
| VisibleBrowserActions()); |
| overflow_menu_->set_observer(this); |
| overflow_menu_->RunMenu(GetWidget(), false); |
| } |
| } |
| |
| void BrowserActionsContainer::WriteDragDataForView(View* sender, |
| const gfx::Point& press_pt, |
| OSExchangeData* data) { |
| DCHECK(data); |
| |
| for (size_t i = 0; i < browser_action_views_.size(); ++i) { |
| BrowserActionButton* button = browser_action_views_[i]->button(); |
| if (button == sender) { |
| // Set the dragging image for the icon. |
| gfx::ImageSkia badge(browser_action_views_[i]->GetIconWithBadge()); |
| drag_utils::SetDragImageOnDataObject(badge, button->size(), |
| press_pt.OffsetFromOrigin(), |
| data); |
| |
| // Fill in the remaining info. |
| BrowserActionDragData drag_data( |
| browser_action_views_[i]->button()->extension()->id(), i); |
| drag_data.Write(profile_, data); |
| break; |
| } |
| } |
| } |
| |
| int BrowserActionsContainer::GetDragOperationsForView(View* sender, |
| const gfx::Point& p) { |
| return ui::DragDropTypes::DRAG_MOVE; |
| } |
| |
| bool BrowserActionsContainer::CanStartDragForView(View* sender, |
| const gfx::Point& press_pt, |
| const gfx::Point& p) { |
| return true; |
| } |
| |
| void BrowserActionsContainer::OnResize(int resize_amount, bool done_resizing) { |
| if (!done_resizing) { |
| resize_amount_ = resize_amount; |
| OnBrowserActionVisibilityChanged(); |
| return; |
| } |
| |
| // Up until now we've only been modifying the resize_amount, but now it is |
| // time to set the container size to the size we have resized to, and then |
| // animate to the nearest icon count size if necessary (which may be 0). |
| int max_width = IconCountToWidth(-1, false); |
| container_width_ = |
| std::min(std::max(0, container_width_ - resize_amount), max_width); |
| SaveDesiredSizeAndAnimate(gfx::Tween::EASE_OUT, |
| WidthToIconCount(container_width_)); |
| } |
| |
| void BrowserActionsContainer::AnimationProgressed( |
| const gfx::Animation* animation) { |
| DCHECK_EQ(resize_animation_.get(), animation); |
| resize_amount_ = static_cast<int>(resize_animation_->GetCurrentValue() * |
| (container_width_ - animation_target_size_)); |
| OnBrowserActionVisibilityChanged(); |
| } |
| |
| void BrowserActionsContainer::AnimationEnded(const gfx::Animation* animation) { |
| container_width_ = animation_target_size_; |
| animation_target_size_ = 0; |
| resize_amount_ = 0; |
| OnBrowserActionVisibilityChanged(); |
| suppress_chevron_ = false; |
| } |
| |
| void BrowserActionsContainer::NotifyMenuDeleted( |
| BrowserActionOverflowMenuController* controller) { |
| DCHECK_EQ(overflow_menu_, controller); |
| overflow_menu_ = NULL; |
| } |
| |
| void BrowserActionsContainer::OnWidgetDestroying(views::Widget* widget) { |
| DCHECK_EQ(popup_->GetWidget(), widget); |
| popup_->GetWidget()->RemoveObserver(this); |
| popup_ = NULL; |
| // |popup_button_| is NULL if the extension has been removed. |
| if (popup_button_) { |
| popup_button_->SetButtonNotPushed(); |
| popup_button_ = NULL; |
| } |
| } |
| |
| void BrowserActionsContainer::InspectPopup(ExtensionAction* action) { |
| BrowserActionView* view = GetBrowserActionView(action); |
| ShowPopup(view->button(), ExtensionPopup::SHOW_AND_INSPECT, true); |
| } |
| |
| int BrowserActionsContainer::GetCurrentTabId() const { |
| content::WebContents* active_tab = |
| browser_->tab_strip_model()->GetActiveWebContents(); |
| if (!active_tab) |
| return -1; |
| |
| return SessionTabHelper::FromWebContents(active_tab)->session_id().id(); |
| } |
| |
| void BrowserActionsContainer::OnBrowserActionExecuted( |
| BrowserActionButton* button) { |
| ShowPopup(button, ExtensionPopup::SHOW, true); |
| } |
| |
| void BrowserActionsContainer::OnBrowserActionVisibilityChanged() { |
| SetVisible(!browser_action_views_.empty()); |
| owner_view_->Layout(); |
| owner_view_->SchedulePaint(); |
| } |
| |
| gfx::Point BrowserActionsContainer::GetViewContentOffset() const { |
| return gfx::Point(0, ToolbarView::kVertSpacing); |
| } |
| |
| extensions::ActiveTabPermissionGranter* |
| BrowserActionsContainer::GetActiveTabPermissionGranter() { |
| content::WebContents* web_contents = |
| browser_->tab_strip_model()->GetActiveWebContents(); |
| if (!web_contents) |
| return NULL; |
| return extensions::TabHelper::FromWebContents(web_contents)-> |
| active_tab_permission_granter(); |
| } |
| |
| void BrowserActionsContainer::MoveBrowserAction(const std::string& extension_id, |
| size_t new_index) { |
| ExtensionService* service = |
| extensions::ExtensionSystem::Get(profile_)->extension_service(); |
| if (service) { |
| const Extension* extension = service->GetExtensionById(extension_id, false); |
| model_->MoveBrowserAction(extension, new_index); |
| SchedulePaint(); |
| } |
| } |
| |
| void BrowserActionsContainer::HidePopup() { |
| // Remove this as an observer and clear |popup_| and |popup_button_| here, |
| // since we might change them before OnWidgetDestroying() gets called. |
| if (popup_) { |
| popup_->GetWidget()->RemoveObserver(this); |
| popup_->GetWidget()->Close(); |
| popup_ = NULL; |
| } |
| if (popup_button_) { |
| popup_button_->SetButtonNotPushed(); |
| popup_button_ = NULL; |
| } |
| } |
| |
| void BrowserActionsContainer::TestExecuteBrowserAction(int index) { |
| BrowserActionButton* button = browser_action_views_[index]->button(); |
| OnBrowserActionExecuted(button); |
| } |
| |
| void BrowserActionsContainer::TestSetIconVisibilityCount(size_t icons) { |
| model_->SetVisibleIconCount(icons); |
| chevron_->SetVisible(icons < browser_action_views_.size()); |
| container_width_ = IconCountToWidth(icons, chevron_->visible()); |
| Layout(); |
| SchedulePaint(); |
| } |
| |
| void BrowserActionsContainer::OnPaint(gfx::Canvas* canvas) { |
| // TODO(sky/glen): Instead of using a drop indicator, animate the icons while |
| // dragging (like we do for tab dragging). |
| if (drop_indicator_position_ > -1) { |
| // The two-pixel width drop indicator. |
| static const int kDropIndicatorWidth = 2; |
| gfx::Rect indicator_bounds( |
| drop_indicator_position_ - (kDropIndicatorWidth / 2), |
| ToolbarView::kVertSpacing, kDropIndicatorWidth, IconHeight()); |
| |
| // Color of the drop indicator. |
| static const SkColor kDropIndicatorColor = SK_ColorBLACK; |
| canvas->FillRect(indicator_bounds, kDropIndicatorColor); |
| } |
| } |
| |
| void BrowserActionsContainer::OnThemeChanged() { |
| LoadImages(); |
| } |
| |
| void BrowserActionsContainer::ViewHierarchyChanged( |
| const ViewHierarchyChangedDetails& details) { |
| // No extensions (e.g., incognito). |
| if (!model_) |
| return; |
| |
| if (details.is_add && details.child == this) { |
| // Initial toolbar button creation and placement in the widget hierarchy. |
| // We do this here instead of in the constructor because AddBrowserAction |
| // calls Layout on the Toolbar, which needs this object to be constructed |
| // before its Layout function is called. |
| CreateBrowserActionViews(); |
| } |
| } |
| |
| // static |
| int BrowserActionsContainer::IconWidth(bool include_padding) { |
| static bool initialized = false; |
| static int icon_width = 0; |
| if (!initialized) { |
| initialized = true; |
| icon_width = ui::ResourceBundle::GetSharedInstance().GetImageSkiaNamed( |
| IDR_BROWSER_ACTION)->width(); |
| } |
| return icon_width + (include_padding ? kItemSpacing : 0); |
| } |
| |
| // static |
| int BrowserActionsContainer::IconHeight() { |
| static bool initialized = false; |
| static int icon_height = 0; |
| if (!initialized) { |
| initialized = true; |
| icon_height = ui::ResourceBundle::GetSharedInstance().GetImageSkiaNamed( |
| IDR_BROWSER_ACTION)->height(); |
| } |
| return icon_height; |
| } |
| |
| void BrowserActionsContainer::BrowserActionAdded(const Extension* extension, |
| int index) { |
| #if defined(DEBUG) |
| for (size_t i = 0; i < browser_action_views_.size(); ++i) { |
| DCHECK(browser_action_views_[i]->button()->extension() != extension) << |
| "Asked to add a browser action view for an extension that already " |
| "exists."; |
| } |
| #endif |
| CloseOverflowMenu(); |
| |
| if (!ShouldDisplayBrowserAction(extension)) |
| return; |
| |
| size_t visible_actions = VisibleBrowserActions(); |
| |
| // Add the new browser action to the vector and the view hierarchy. |
| if (profile_->IsOffTheRecord()) |
| index = model_->OriginalIndexToIncognito(index); |
| BrowserActionView* view = new BrowserActionView(extension, browser_, this); |
| browser_action_views_.insert(browser_action_views_.begin() + index, view); |
| AddChildViewAt(view, index); |
| |
| // If we are still initializing the container, don't bother animating. |
| if (!model_->extensions_initialized()) |
| return; |
| |
| // Enlarge the container if it was already at maximum size and we're not in |
| // the middle of upgrading. |
| if ((model_->GetVisibleIconCount() < 0) && |
| !extensions::ExtensionSystem::Get(profile_)->extension_service()-> |
| IsBeingUpgraded(extension)) { |
| suppress_chevron_ = true; |
| SaveDesiredSizeAndAnimate(gfx::Tween::LINEAR, visible_actions + 1); |
| } else { |
| // Just redraw the (possibly modified) visible icon set. |
| OnBrowserActionVisibilityChanged(); |
| } |
| } |
| |
| void BrowserActionsContainer::BrowserActionRemoved(const Extension* extension) { |
| CloseOverflowMenu(); |
| |
| if (popup_ && popup_->host()->extension() == extension) |
| HidePopup(); |
| |
| size_t visible_actions = VisibleBrowserActions(); |
| for (BrowserActionViews::iterator i(browser_action_views_.begin()); |
| i != browser_action_views_.end(); ++i) { |
| if ((*i)->button()->extension() == extension) { |
| delete *i; |
| browser_action_views_.erase(i); |
| |
| // If the extension is being upgraded we don't want the bar to shrink |
| // because the icon is just going to get re-added to the same location. |
| if (extensions::ExtensionSystem::Get(profile_)->extension_service()-> |
| IsBeingUpgraded(extension)) |
| return; |
| |
| if (browser_action_views_.size() > visible_actions) { |
| // If we have more icons than we can show, then we must not be changing |
| // the container size (since we either removed an icon from the main |
| // area and one from the overflow list will have shifted in, or we |
| // removed an entry directly from the overflow list). |
| OnBrowserActionVisibilityChanged(); |
| } else { |
| // Either we went from overflow to no-overflow, or we shrunk the no- |
| // overflow container by 1. Either way the size changed, so animate. |
| chevron_->SetVisible(false); |
| SaveDesiredSizeAndAnimate(gfx::Tween::EASE_OUT, |
| browser_action_views_.size()); |
| } |
| return; |
| } |
| } |
| } |
| |
| void BrowserActionsContainer::BrowserActionMoved(const Extension* extension, |
| int index) { |
| if (!ShouldDisplayBrowserAction(extension)) |
| return; |
| |
| if (profile_->IsOffTheRecord()) |
| index = model_->OriginalIndexToIncognito(index); |
| |
| DCHECK(index >= 0 && index < static_cast<int>(browser_action_views_.size())); |
| |
| DeleteBrowserActionViews(); |
| CreateBrowserActionViews(); |
| Layout(); |
| SchedulePaint(); |
| } |
| |
| bool BrowserActionsContainer::BrowserActionShowPopup( |
| const extensions::Extension* extension) { |
| // Do not override other popups and only show in active window. The window |
| // must also have a toolbar, otherwise it should not be showing popups. |
| // TODO(justinlin): Remove toolbar check when http://crbug.com/308645 is |
| // fixed. |
| if (popup_ || |
| !browser_->window()->IsActive() || |
| !browser_->window()->IsToolbarVisible()) { |
| return false; |
| } |
| |
| for (BrowserActionViews::iterator it = browser_action_views_.begin(); |
| it != browser_action_views_.end(); ++it) { |
| BrowserActionButton* button = (*it)->button(); |
| if (button && button->extension() == extension) |
| return ShowPopup(button, ExtensionPopup::SHOW, false); |
| } |
| return false; |
| } |
| |
| void BrowserActionsContainer::ModelLoaded() { |
| SetContainerWidth(); |
| } |
| |
| void BrowserActionsContainer::LoadImages() { |
| ui::ThemeProvider* tp = GetThemeProvider(); |
| chevron_->SetIcon(*tp->GetImageSkiaNamed(IDR_BROWSER_ACTIONS_OVERFLOW)); |
| chevron_->SetHoverIcon(*tp->GetImageSkiaNamed( |
| IDR_BROWSER_ACTIONS_OVERFLOW_H)); |
| chevron_->SetPushedIcon(*tp->GetImageSkiaNamed( |
| IDR_BROWSER_ACTIONS_OVERFLOW_P)); |
| } |
| |
| void BrowserActionsContainer::SetContainerWidth() { |
| int visible_actions = model_->GetVisibleIconCount(); |
| if (visible_actions < 0) // All icons should be visible. |
| visible_actions = model_->toolbar_items().size(); |
| chevron_->SetVisible( |
| static_cast<size_t>(visible_actions) < model_->toolbar_items().size()); |
| container_width_ = IconCountToWidth(visible_actions, chevron_->visible()); |
| } |
| |
| void BrowserActionsContainer::CloseOverflowMenu() { |
| if (overflow_menu_) |
| overflow_menu_->CancelMenu(); |
| } |
| |
| void BrowserActionsContainer::StopShowFolderDropMenuTimer() { |
| show_menu_task_factory_.InvalidateWeakPtrs(); |
| } |
| |
| void BrowserActionsContainer::StartShowFolderDropMenuTimer() { |
| base::MessageLoop::current()->PostDelayedTask( |
| FROM_HERE, |
| base::Bind(&BrowserActionsContainer::ShowDropFolder, |
| show_menu_task_factory_.GetWeakPtr()), |
| base::TimeDelta::FromMilliseconds(views::GetMenuShowDelay())); |
| } |
| |
| void BrowserActionsContainer::ShowDropFolder() { |
| DCHECK(!overflow_menu_); |
| SetDropIndicator(-1); |
| overflow_menu_ = new BrowserActionOverflowMenuController( |
| this, browser_, chevron_, browser_action_views_, VisibleBrowserActions()); |
| overflow_menu_->set_observer(this); |
| overflow_menu_->RunMenu(GetWidget(), true); |
| } |
| |
| void BrowserActionsContainer::SetDropIndicator(int x_pos) { |
| if (drop_indicator_position_ != x_pos) { |
| drop_indicator_position_ = x_pos; |
| SchedulePaint(); |
| } |
| } |
| |
| int BrowserActionsContainer::IconCountToWidth(int icons, |
| bool display_chevron) const { |
| if (icons < 0) |
| icons = browser_action_views_.size(); |
| if ((icons == 0) && !display_chevron) |
| return ToolbarView::kStandardSpacing; |
| int icons_size = |
| (icons == 0) ? 0 : ((icons * IconWidth(true)) - kItemSpacing); |
| int chevron_size = display_chevron ? |
| (kChevronSpacing + chevron_->GetPreferredSize().width()) : 0; |
| return ToolbarView::kStandardSpacing + icons_size + chevron_size + |
| ToolbarView::kStandardSpacing; |
| } |
| |
| size_t BrowserActionsContainer::WidthToIconCount(int pixels) const { |
| // Check for widths large enough to show the entire icon set. |
| if (pixels >= IconCountToWidth(-1, false)) |
| return browser_action_views_.size(); |
| |
| // We need to reserve space for the resize area, chevron, and the spacing on |
| // either side of the chevron. |
| int available_space = pixels - ToolbarView::kStandardSpacing - |
| chevron_->GetPreferredSize().width() - kChevronSpacing - |
| ToolbarView::kStandardSpacing; |
| // Now we add an extra between-item padding value so the space can be divided |
| // evenly by (size of icon with padding). |
| return static_cast<size_t>( |
| std::max(0, available_space + kItemSpacing) / IconWidth(true)); |
| } |
| |
| int BrowserActionsContainer::ContainerMinSize() const { |
| return ToolbarView::kStandardSpacing + kChevronSpacing + |
| chevron_->GetPreferredSize().width() + ToolbarView::kStandardSpacing; |
| } |
| |
| void BrowserActionsContainer::SaveDesiredSizeAndAnimate( |
| gfx::Tween::Type tween_type, |
| size_t num_visible_icons) { |
| // Save off the desired number of visible icons. We do this now instead of at |
| // the end of the animation so that even if the browser is shut down while |
| // animating, the right value will be restored on next run. |
| // NOTE: Don't save the icon count in incognito because there may be fewer |
| // icons in that mode. The result is that the container in a normal window is |
| // always at least as wide as in an incognito window. |
| if (!profile_->IsOffTheRecord()) |
| model_->SetVisibleIconCount(num_visible_icons); |
| |
| int target_size = IconCountToWidth(num_visible_icons, |
| num_visible_icons < browser_action_views_.size()); |
| if (!disable_animations_during_testing_) { |
| // Animate! We have to set the animation_target_size_ after calling Reset(), |
| // because that could end up calling AnimationEnded which clears the value. |
| resize_animation_->Reset(); |
| resize_animation_->SetTweenType(tween_type); |
| animation_target_size_ = target_size; |
| resize_animation_->Show(); |
| } else { |
| animation_target_size_ = target_size; |
| AnimationEnded(resize_animation_.get()); |
| } |
| } |
| |
| bool BrowserActionsContainer::ShouldDisplayBrowserAction( |
| const Extension* extension) { |
| // Only display incognito-enabled extensions while in incognito mode. |
| return |
| (!profile_->IsOffTheRecord() || |
| extension_util::IsIncognitoEnabled( |
| extension->id(), |
| extensions::ExtensionSystem::Get(profile_)->extension_service())); |
| } |
| |
| bool BrowserActionsContainer::ShowPopup( |
| BrowserActionButton* button, |
| ExtensionPopup::ShowAction show_action, |
| bool should_grant) { |
| const Extension* extension = button->extension(); |
| GURL popup_url; |
| if (model_->ExecuteBrowserAction( |
| extension, browser_, &popup_url, should_grant) != |
| ExtensionToolbarModel::ACTION_SHOW_POPUP) { |
| return false; |
| } |
| |
| // If we're showing the same popup, just hide it and return. |
| bool same_showing = popup_ && button == popup_button_; |
| |
| // Always hide the current popup, even if it's not the same. |
| // Only one popup should be visible at a time. |
| HidePopup(); |
| |
| if (same_showing) |
| return false; |
| |
| // We can get the execute event for browser actions that are not visible, |
| // since buttons can be activated from the overflow menu (chevron). In that |
| // case we show the popup as originating from the chevron. |
| View* reference_view = button->parent()->visible() ? button : chevron_; |
| views::BubbleBorder::Arrow arrow = base::i18n::IsRTL() ? |
| views::BubbleBorder::TOP_LEFT : views::BubbleBorder::TOP_RIGHT; |
| popup_ = ExtensionPopup::ShowPopup(popup_url, |
| browser_, |
| reference_view, |
| arrow, |
| show_action); |
| popup_->GetWidget()->AddObserver(this); |
| popup_button_ = button; |
| |
| // Only set button as pushed if it was triggered by a user click. |
| if (should_grant) |
| popup_button_->SetButtonPushed(); |
| return true; |
| } |