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// Copyright 2019 The Chromium Authors
// 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/extensions/extensions_toolbar_button.h"
#include "base/feature_list.h"
#include "base/metrics/user_metrics.h"
#include "base/metrics/user_metrics_action.h"
#include "chrome/browser/ui/browser.h"
#include "chrome/browser/ui/browser_element_identifiers.h"
#include "chrome/browser/ui/view_ids.h"
#include "chrome/browser/ui/views/extensions/extensions_menu_coordinator.h"
#include "chrome/browser/ui/views/extensions/extensions_menu_view.h"
#include "chrome/browser/ui/views/extensions/extensions_request_access_button.h"
#include "chrome/browser/ui/views/extensions/extensions_toolbar_container.h"
#include "chrome/grit/generated_resources.h"
#include "components/vector_icons/vector_icons.h"
#include "extensions/common/extension_features.h"
#include "ui/base/l10n/l10n_util.h"
#include "ui/base/metadata/metadata_impl_macros.h"
#include "ui/base/pointer/touch_ui_controller.h"
#include "ui/gfx/vector_icon_types.h"
#include "ui/views/accessibility/view_accessibility.h"
#include "ui/views/controls/button/button_controller.h"
namespace {
const gfx::VectorIcon& GetIcon(ExtensionsToolbarButton::State state) {
switch (state) {
case ExtensionsToolbarButton::State::kDefault:
return vector_icons::kExtensionChromeRefreshIcon;
case ExtensionsToolbarButton::State::kAllExtensionsBlocked:
return vector_icons::kExtensionOffIcon;
case ExtensionsToolbarButton::State::kAnyExtensionHasAccess:
return vector_icons::kExtensionOnIcon;
}
}
// Returns the accessible text for the button.
std::u16string GetAccessibleText(ExtensionsToolbarButton::State state) {
int message_id;
switch (state) {
case ExtensionsToolbarButton::State::kDefault:
message_id = IDS_ACC_NAME_EXTENSIONS_BUTTON;
break;
case ExtensionsToolbarButton::State::kAllExtensionsBlocked:
message_id = IDS_ACC_NAME_EXTENSIONS_BUTTON_ALL_EXTENSIONS_BLOCKED;
break;
case ExtensionsToolbarButton::State::kAnyExtensionHasAccess:
message_id = IDS_ACC_NAME_EXTENSIONS_BUTTON_ANY_EXTENSION_HAS_ACCESS;
break;
}
return l10n_util::GetStringUTF16(message_id);
}
} // namespace
ExtensionsToolbarButton::ExtensionsToolbarButton(
Browser* browser,
ExtensionsToolbarContainer* extensions_container,
ExtensionsMenuCoordinator* extensions_menu_coordinator)
: ToolbarChipButton(PressedCallback()),
browser_(browser),
extensions_container_(extensions_container),
extensions_menu_coordinator_(extensions_menu_coordinator) {
std::unique_ptr<views::MenuButtonController> menu_button_controller =
std::make_unique<views::MenuButtonController>(
this,
base::BindRepeating(&ExtensionsToolbarButton::ToggleExtensionsMenu,
base::Unretained(this)),
std::make_unique<views::Button::DefaultButtonControllerDelegate>(
this));
menu_button_controller_ = menu_button_controller.get();
SetButtonController(std::move(menu_button_controller));
button_controller()->set_notify_action(
views::ButtonController::NotifyAction::kOnPress);
SetVectorIcon(GetIcon(state_));
GetViewAccessibility().SetHasPopup(ax::mojom::HasPopup::kMenu);
// Do not flip the Extensions icon in RTL.
SetFlipCanvasOnPaintForRTLUI(false);
SetID(VIEW_ID_EXTENSIONS_MENU_BUTTON);
// Set button for IPH.
SetProperty(views::kElementIdentifierKey, kExtensionsMenuButtonElementId);
if (base::FeatureList::IsEnabled(
extensions_features::kExtensionsMenuAccessControl)) {
GetViewAccessibility().SetName(GetAccessibleText(state_));
// By default, the button's accessible description is set to the button's
// tooltip text. This is the accepted workaround to ensure only accessible
// name is announced by a screenreader rather than tooltip text and
// accessible name.
GetViewAccessibility().SetDescription(
std::u16string(),
ax::mojom::DescriptionFrom::kAttributeExplicitlyEmpty);
} else {
// We need to set the tooltip at construction when it's used by the
// accessibility mode.
SetTooltipText(l10n_util::GetStringUTF16(IDS_TOOLTIP_EXTENSIONS_BUTTON));
}
UpdateCachedTooltipText();
}
ExtensionsToolbarButton::~ExtensionsToolbarButton() {
CHECK(!IsInObserverList());
}
gfx::Size ExtensionsToolbarButton::CalculatePreferredSize(
const views::SizeBounds& available_size) const {
return extensions_container_->GetToolbarActionSize();
}
gfx::Size ExtensionsToolbarButton::GetMinimumSize() const {
const int icon_size = GetIconSize();
gfx::Size min_size(icon_size, icon_size);
min_size.SetToMin(GetPreferredSize());
return min_size;
}
void ExtensionsToolbarButton::OnBoundsChanged(
const gfx::Rect& previous_bounds) {
// Because this button is in a container and doesn't necessarily take up the
// whole height of the toolbar, the standard insets calculation does not
// apply. Instead calculate the insets as the difference between the icon
// size and the preferred button size.
const gfx::Size current_size = size();
if (current_size.IsEmpty()) {
return;
}
const int icon_size = GetIconSize();
gfx::Insets new_insets;
if (icon_size < current_size.width()) {
const int diff = current_size.width() - icon_size;
new_insets.set_left(diff / 2);
new_insets.set_right((diff + 1) / 2);
}
if (icon_size < current_size.height()) {
const int diff = current_size.height() - icon_size;
new_insets.set_top(diff / 2);
new_insets.set_bottom((diff + 1) / 2);
}
SetLayoutInsets(new_insets);
}
void ExtensionsToolbarButton::UpdateState(State state) {
CHECK(base::FeatureList::IsEnabled(
extensions_features::kExtensionsMenuAccessControl));
if (state == state_) {
return;
}
state_ = state;
SetVectorIcon(GetIcon(state_));
GetViewAccessibility().SetName(GetAccessibleText(state_));
UpdateCachedTooltipText();
}
void ExtensionsToolbarButton::OnWidgetDestroying(views::Widget* widget) {
widget->RemoveObserver(this);
pressed_lock_.reset();
extensions_container_->OnMenuClosed();
}
bool ExtensionsToolbarButton::ShouldShowInkdropAfterIphInteraction() {
return false;
}
void ExtensionsToolbarButton::ToggleExtensionsMenu() {
if (extensions_menu_coordinator_ &&
extensions_menu_coordinator_->IsShowing()) {
extensions_menu_coordinator_->Hide();
return;
} else if (ExtensionsMenuView::IsShowing()) {
ExtensionsMenuView::Hide();
return;
}
pressed_lock_ = menu_button_controller_->TakeLock();
extensions_container_->OnMenuOpening();
base::RecordAction(base::UserMetricsAction("Extensions.Toolbar.MenuOpened"));
views::Widget* menu;
if (base::FeatureList::IsEnabled(
extensions_features::kExtensionsMenuAccessControl)) {
if (extensions_container_->GetRequestAccessButton()->GetVisible()) {
base::RecordAction(base::UserMetricsAction(
"Extensions.Toolbar.MenuOpenedWhenExtensionsAreRequestingAccess"));
}
extensions_menu_coordinator_->Show(this, extensions_container_);
menu = extensions_menu_coordinator_->GetExtensionsMenuWidget();
} else {
menu =
ExtensionsMenuView::ShowBubble(this, browser_, extensions_container_);
}
menu->AddObserver(this);
}
bool ExtensionsToolbarButton::GetExtensionsMenuShowing() const {
return pressed_lock_.get();
}
int ExtensionsToolbarButton::GetIconSize() const {
const bool touch_ui = ui::TouchUiController::Get()->touch_ui();
if (touch_ui && !browser_->app_controller()) {
return kDefaultTouchableIconSize;
}
return kDefaultIconSizeChromeRefresh;
}
void ExtensionsToolbarButton::UpdateCachedTooltipText() {
int message_id;
switch (state_) {
case ExtensionsToolbarButton::State::kDefault:
message_id = IDS_TOOLTIP_EXTENSIONS_BUTTON;
break;
case ExtensionsToolbarButton::State::kAllExtensionsBlocked:
message_id = IDS_TOOLTIP_EXTENSIONS_BUTTON_ALL_EXTENSIONS_BLOCKED;
break;
case ExtensionsToolbarButton::State::kAnyExtensionHasAccess:
message_id = IDS_TOOLTIP_EXTENSIONS_BUTTON_ANY_EXTENSION_HAS_ACCESS;
break;
}
SetTooltipText(l10n_util::GetStringUTF16(message_id));
}
BEGIN_METADATA(ExtensionsToolbarButton)
ADD_READONLY_PROPERTY_METADATA(bool, ExtensionsMenuShowing)
ADD_READONLY_PROPERTY_METADATA(int, IconSize)
END_METADATA
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