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// Copyright 2021 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/accessibility/caption_bubble_context_views.h"
#include <memory>
#include "base/location.h"
#include "base/task/sequenced_task_runner.h"
#include "chrome/browser/ui/browser.h"
#include "chrome/browser/ui/browser_finder.h"
#include "chrome/browser/ui/browser_tab_strip_tracker.h"
#include "chrome/browser/ui/tabs/tab_strip_model.h"
#include "chrome/browser/ui/views/accessibility/caption_bubble_session_observer_views.h"
#include "components/live_caption/caption_util.h"
#include "components/live_caption/views/caption_bubble.h"
#include "content/public/browser/browser_context.h"
#include "content/public/browser/web_contents.h"
#include "content/public/common/referrer.h"
#include "ui/base/window_open_disposition.h"
#include "ui/views/widget/widget.h"
namespace captions {
// Static
std::unique_ptr<CaptionBubbleContextBrowser>
CaptionBubbleContextBrowser::Create(content::WebContents* web_contents) {
return std::make_unique<CaptionBubbleContextViews>(web_contents);
}
CaptionBubbleContextViews::CaptionBubbleContextViews(
content::WebContents* web_contents)
: CaptionBubbleContextBrowser(web_contents),
web_contents_(web_contents),
web_contents_observer_(
std::make_unique<CaptionBubbleSessionObserverViews>(web_contents)) {
auto* browser = chrome::FindBrowserWithTab(web_contents_);
if (!browser || !browser->is_type_normal()) {
return;
}
browser->tab_strip_model()->AddObserver(this);
}
CaptionBubbleContextViews::~CaptionBubbleContextViews() {
caption_bubble_ = nullptr;
auto* browser = chrome::FindBrowserWithTab(web_contents_);
if (!browser || !browser->is_type_normal()) {
return;
}
browser->tab_strip_model()->RemoveObserver(this);
}
void CaptionBubbleContextViews::GetBounds(GetBoundsCallback callback) const {
if (!web_contents_) {
return;
}
views::Widget* context_widget = views::Widget::GetTopLevelWidgetForNativeView(
web_contents_->GetNativeView());
if (!context_widget) {
return;
}
base::SequencedTaskRunner::GetCurrentDefault()->PostTask(
FROM_HERE, base::BindOnce(std::move(callback),
context_widget->GetClientAreaBoundsInScreen()));
}
const std::string CaptionBubbleContextViews::GetSessionId() const {
return web_contents_->GetBrowserContext()->UniqueId();
}
void CaptionBubbleContextViews::Activate() {
if (!web_contents_) {
return;
}
// Activate the web contents and the browser window that the web contents is
// in. Order matters: web contents needs to be active in order for the widget
// getter to work.
Browser* browser = chrome::FindBrowserWithTab(web_contents_);
if (!browser) {
return;
}
TabStripModel* tab_strip_model = browser->tab_strip_model();
if (!tab_strip_model) {
return;
}
int index = tab_strip_model->GetIndexOfWebContents(web_contents_);
if (index == TabStripModel::kNoTab) {
return;
}
tab_strip_model->ActivateTabAt(index);
views::Widget* context_widget = views::Widget::GetTopLevelWidgetForNativeView(
web_contents_->GetNativeView());
if (context_widget) {
context_widget->Activate();
}
}
bool CaptionBubbleContextViews::IsActivatable() const {
Browser* browser = chrome::FindBrowserWithTab(web_contents_);
if (!browser) {
return false;
}
TabStripModel* tab_strip_model = browser->tab_strip_model();
if (!tab_strip_model) {
return false;
}
return tab_strip_model->GetIndexOfWebContents(web_contents_) !=
tab_strip_model->active_index();
}
bool CaptionBubbleContextViews::ShouldAvoidOverlap() const {
// Avoid overlap if web_contents_ doesn't belong to a tab.
return !chrome::FindBrowserWithTab(web_contents_);
}
std::unique_ptr<CaptionBubbleSessionObserver>
CaptionBubbleContextViews::GetCaptionBubbleSessionObserver() {
if (web_contents_observer_) {
return std::move(web_contents_observer_);
}
return nullptr;
}
void CaptionBubbleContextViews::OnTabStripModelChanged(
TabStripModel* tab_strip_model,
const TabStripModelChange& change,
const TabStripSelectionChange& selection) {
if (caption_bubble_) {
caption_bubble_->OnContextActivatabilityChanged();
}
}
OpenCaptionSettingsCallback
CaptionBubbleContextViews::GetOpenCaptionSettingsCallback() {
// Unretained is safe because the caption bubble context outlives the caption
// bubble that uses this callback.
return base::BindRepeating(&CaptionBubbleContextViews::OpenCaptionSettings,
base::Unretained(this));
}
void CaptionBubbleContextViews::SetContextActivatabilityObserver(
CaptionBubble* caption_bubble) {
caption_bubble_ = caption_bubble;
}
void CaptionBubbleContextViews::RemoveContextActivatabilityObserver() {
caption_bubble_ = nullptr;
}
void CaptionBubbleContextViews::OpenCaptionSettings() {
content::OpenURLParams params(GURL(GetCaptionSettingsUrl()),
content::Referrer(),
WindowOpenDisposition::NEW_FOREGROUND_TAB,
ui::PAGE_TRANSITION_LINK, false);
web_contents_->OpenURL(params, /*navigation_handle_callback=*/{});
}
} // namespace captions
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