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// Copyright 2023 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#import <AppKit/AppKit.h>
#import <Cocoa/Cocoa.h>
#include "base/types/pass_key.h"
#include "content/public/browser/browser_thread.h"
#include "content/public/browser/web_contents.h"
#include "ui/webui/examples/browser/browser_main_parts.h"
#import "ui/webui/examples/browser/ui/cocoa/content_ns_window.h"
namespace webui_examples {
class BrowserMainPartsMac : public BrowserMainParts {
public:
using PassKey = base::PassKey<BrowserMainParts>;
explicit BrowserMainPartsMac(PassKey) {}
BrowserMainPartsMac(const BrowserMainPartsMac&) = delete;
const BrowserMainPartsMac& operator=(const BrowserMainPartsMac&) = delete;
~BrowserMainPartsMac() override = default;
private:
void InitializeUiToolkit() override {}
void ShutdownUiToolkit() override {}
void CreateAndShowWindowForWebContents(
std::unique_ptr<content::WebContents> web_contents,
const std::u16string& title) override {
std::unique_ptr<ContentNSWindow> content_window =
std::make_unique<ContentNSWindow>(std::move(web_contents));
ContentNSWindow* content_window_ptr = content_window.get();
content_window_ptr->SetTitle(title);
content_window_ptr->Show();
content_window_ptr->SetCloseCallback(
base::BindOnce(&BrowserMainPartsMac::OnWindowClosed,
weak_factory_.GetWeakPtr(), std::move(content_window)));
}
void OnWindowClosed(std::unique_ptr<ContentNSWindow> content_ns_window) {
// We are dispatching a callback that originates from the content_ns_window.
// Deleting soon instead of now eliminates the chance of a crash in case the
// content_window or associated objects have more work to do after this
// callback.
content::GetUIThreadTaskRunner({})->DeleteSoon(
FROM_HERE, std::move(content_ns_window));
BrowserMainParts::OnWindowClosed();
}
base::WeakPtrFactory<BrowserMainPartsMac> weak_factory_{this};
};
// static
std::unique_ptr<BrowserMainParts> BrowserMainParts::Create() {
return std::make_unique<BrowserMainPartsMac>(BrowserMainPartsMac::PassKey());
}
} // namespace webui_examples
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