77 lines
2.5 KiB
C++
77 lines
2.5 KiB
C++
// Copyright 2022 The Chromium Embedded Framework Authors.
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// Portions copyright 2014 The Chromium Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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#include "libcef/browser/alloy/dialogs/alloy_constrained_window_views_client.h"
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#include "libcef/browser/browser_host_base.h"
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#include "base/notreached.h"
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#include "components/web_modal/web_contents_modal_dialog_host.h"
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namespace {
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class AlloyConstrainedWindowViewsClient
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: public constrained_window::ConstrainedWindowViewsClient {
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public:
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AlloyConstrainedWindowViewsClient() = default;
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AlloyConstrainedWindowViewsClient(const AlloyConstrainedWindowViewsClient&) =
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delete;
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AlloyConstrainedWindowViewsClient& operator=(
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const AlloyConstrainedWindowViewsClient&) = delete;
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private:
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// ConstrainedWindowViewsClient methods:
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web_modal::ModalDialogHost* GetModalDialogHost(
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gfx::NativeWindow parent) override {
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if (auto browser = GetPreferredBrowser(parent)) {
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return browser->platform_delegate()->GetWebContentsModalDialogHost();
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}
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DCHECK(false);
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return nullptr;
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}
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gfx::NativeView GetDialogHostView(gfx::NativeWindow parent) override {
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if (auto dialog_host = GetModalDialogHost(parent)) {
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return dialog_host->GetHostView();
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}
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return gfx::NativeView();
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}
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static CefRefPtr<CefBrowserHostBase> GetPreferredBrowser(
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gfx::NativeWindow parent) {
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CefRefPtr<CefBrowserHostBase> browser;
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// 1. Browser associated with the top-level native window (owning_window).
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// This should be reliable with windowed browsers. However, |parent| will
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// always be nullptr with windowless browsers.
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if (parent) {
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browser = CefBrowserHostBase::GetBrowserForTopLevelNativeWindow(parent);
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if (!browser) {
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LOG(WARNING) << "No browser associated with top-level native window";
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}
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}
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// 2. Browser most likely to be focused. This may be somewhat iffy with
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// windowless browsers as there is no guarantee that the client has only
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// one browser focused at a time.
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if (!browser) {
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browser = CefBrowserHostBase::GetLikelyFocusedBrowser();
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if (!browser) {
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LOG(WARNING) << "No likely focused browser";
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}
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}
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return browser;
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}
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};
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} // namespace
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std::unique_ptr<constrained_window::ConstrainedWindowViewsClient>
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CreateAlloyConstrainedWindowViewsClient() {
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return std::make_unique<AlloyConstrainedWindowViewsClient>();
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}
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