chrome/browser/ui/webui/watermark/watermark_ui.cc

// Copyright 2025 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/webui/watermark/watermark_ui.h"

#include "base/feature_list.h"
#include "chrome/browser/enterprise/watermark/watermark_features.h"
#include "chrome/browser/ui/webui/watermark/watermark_page_handler.h"
#include "chrome/common/webui_url_constants.h"
#include "chrome/grit/watermark_resources.h"
#include "chrome/grit/watermark_resources_map.h"
#include "content/public/browser/browser_context.h"
#include "content/public/browser/web_contents.h"
#include "content/public/browser/web_ui.h"
#include "content/public/browser/web_ui_data_source.h"
#include "ui/webui/webui_util.h"

WatermarkUI::WatermarkUI(content::WebUI* web_ui)
    : ui::MojoWebUIController(web_ui, /*enable_chrome_send=*/true) {
  // Set up the chrome://watermark source.
  content::WebUIDataSource* source = content::WebUIDataSource::CreateAndAdd(
      web_ui->GetWebContents()->GetBrowserContext(),
      chrome::kChromeUIWatermarkHost);

  // Add required resources.
  webui::SetupWebUIDataSource(source, kWatermarkResources,
                              IDR_WATERMARK_WATERMARK_HTML);
}

WatermarkUI::~WatermarkUI() = default;

void WatermarkUI::BindInterface(
    mojo::PendingReceiver<watermark::mojom::PageHandlerFactory> receiver) {
  page_factory_receiver_.reset();
  page_factory_receiver_.Bind(std::move(receiver));
}

void WatermarkUI::CreatePageHandler(
    mojo::PendingReceiver<watermark::mojom::PageHandler> receiver) {
  page_handler_ = std::make_unique<WatermarkPageHandler>(
      std::move(receiver), *web_ui()->GetWebContents());
}

WEB_UI_CONTROLLER_TYPE_IMPL(WatermarkUI)

WatermarkUIConfig::WatermarkUIConfig()
    : DefaultWebUIConfig(content::kChromeUIScheme,
                         chrome::kChromeUIWatermarkHost) {}

bool WatermarkUIConfig::IsWebUIEnabled(
    content::BrowserContext* browser_context) {
  return base::FeatureList::IsEnabled(
      enterprise_watermark::kEnableWatermarkTestPage);
}