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// Copyright 2024 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/lens/lens_overlay_event_handler.h"
#include "chrome/browser/ui/lens/lens_overlay_controller.h"
#include "chrome/browser/ui/lens/lens_search_controller.h"
#include "chrome/browser/ui/tabs/public/tab_features.h"
#include "components/lens/lens_features.h"
#include "components/lens/lens_overlay_dismissal_source.h"
namespace lens {
namespace {
bool IsEscapeEvent(const input::NativeWebKeyboardEvent& event) {
return event.GetType() == input::NativeWebKeyboardEvent::Type::kRawKeyDown &&
event.windows_key_code == ui::VKEY_ESCAPE;
}
bool IsCopyEvent(const input::NativeWebKeyboardEvent& event) {
const int key_modifiers =
event.GetModifiers() & blink::WebInputEvent::kKeyModifiers;
return event.windows_key_code == ui::VKEY_C &&
(key_modifiers == blink::WebInputEvent::kControlKey ||
key_modifiers == blink::WebInputEvent::kMetaKey);
}
} // namespace
LensOverlayEventHandler::LensOverlayEventHandler(
LensSearchController* lens_search_controller)
: lens_search_controller_(lens_search_controller) {}
bool LensOverlayEventHandler::HandleKeyboardEvent(
content::WebContents* source,
const input::NativeWebKeyboardEvent& event,
views::FocusManager* focus_manager) {
if (!focus_manager || !lens_search_controller_->IsActive()) {
return false;
}
if (IsEscapeEvent(event)) {
if (lens::features::IsLensOverlayBackToPageEnabled() &&
lens_search_controller_->lens_overlay_controller()
->IsOverlayShowing()) {
lens_search_controller_->HideOverlay(
lens::LensOverlayDismissalSource::kEscapeKeyPress);
return true;
}
lens_search_controller_->CloseLensAsync(
lens::LensOverlayDismissalSource::kEscapeKeyPress);
return true;
}
// We only want to copy if the user is not currently making a native text
// selection. If the user is currently making a native text selection, we
// assume the CMD/CTRL + C event is to select that text.
const bool is_making_selection =
source->GetFocusedFrame() && source->GetFocusedFrame()->HasSelection();
if (IsCopyEvent(event) && !is_making_selection) {
lens_search_controller_->lens_overlay_controller()->TriggerCopy();
return true;
}
return unhandled_keyboard_event_handler_.HandleKeyboardEvent(event,
focus_manager);
}
} // namespace lens
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