107 lines
4.4 KiB
C++
107 lines
4.4 KiB
C++
// Copyright (c) 2012 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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#ifndef CEF_LIBCEF_BROWSER_PRINTING_PRINT_VIEW_MANAGER_H_
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#define CEF_LIBCEF_BROWSER_PRINTING_PRINT_VIEW_MANAGER_H_
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#include "include/internal/cef_types_wrappers.h"
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#include "base/callback_forward.h"
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#include "base/macros.h"
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#include "chrome/browser/printing/print_view_manager.h"
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#include "components/printing/common/print.mojom-forward.h"
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#include "content/public/browser/web_contents_observer.h"
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#include "content/public/browser/web_contents_user_data.h"
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#include "printing/mojom/print.mojom.h"
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namespace content {
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class RenderFrameHost;
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class RenderProcessHost;
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class WebContentsObserver;
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} // namespace content
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class CefBrowserInfo;
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namespace printing {
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// CEF handler for print commands.
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class CefPrintViewManager : public PrintViewManager,
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public mojom::PrintPreviewUI {
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public:
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~CefPrintViewManager() override;
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static void BindPrintManagerHost(
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mojo::PendingAssociatedReceiver<mojom::PrintManagerHost> receiver,
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content::RenderFrameHost* rfh);
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// Callback executed on PDF printing completion.
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typedef base::OnceCallback<void(bool /*ok*/)> PdfPrintCallback;
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// Print the current document to a PDF file. Execute |callback| on completion.
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bool PrintToPDF(content::RenderFrameHost* rfh,
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const base::FilePath& path,
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const CefPdfPrintSettings& settings,
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PdfPrintCallback callback);
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// mojom::PrintManagerHost methods:
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void GetDefaultPrintSettings(
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GetDefaultPrintSettingsCallback callback) override;
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void DidShowPrintDialog() override;
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void RequestPrintPreview(mojom::RequestPrintPreviewParamsPtr params) override;
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void CheckForCancel(int32_t preview_ui_id,
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int32_t request_id,
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CheckForCancelCallback callback) override;
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// printing::mojo::PrintPreviewUI methods:
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void SetOptionsFromDocument(const mojom::OptionsFromDocumentParamsPtr params,
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int32_t request_id) override {}
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void DidPrepareDocumentForPreview(int32_t document_cookie,
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int32_t request_id) override {}
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void DidPreviewPage(mojom::DidPreviewPageParamsPtr params,
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int32_t request_id) override {}
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void MetafileReadyForPrinting(mojom::DidPreviewDocumentParamsPtr params,
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int32_t request_id) override;
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void PrintPreviewFailed(int32_t document_cookie, int32_t request_id) override;
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void PrintPreviewCancelled(int32_t document_cookie,
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int32_t request_id) override;
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void PrinterSettingsInvalid(int32_t document_cookie,
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int32_t request_id) override {}
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void DidGetDefaultPageLayout(mojom::PageSizeMarginsPtr page_layout_in_points,
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const gfx::Rect& printable_area_in_points,
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bool has_custom_page_size_style,
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int32_t request_id) override {}
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void DidStartPreview(mojom::DidStartPreviewParamsPtr params,
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int32_t request_id) override {}
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// content::WebContentsObserver methods:
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void RenderFrameDeleted(content::RenderFrameHost* render_frame_host) override;
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void NavigationStopped() override;
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void PrimaryMainFrameRenderProcessGone(
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base::TerminationStatus status) override;
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// Inline versions of the content::WebContentsUserData methods to avoid
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// ambiguous warnings due to the PrintViewManager base class also extending
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// WebContentsUserData.
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static void CreateForWebContents(content::WebContents* contents);
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static CefPrintViewManager* FromWebContents(content::WebContents* contents);
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static const CefPrintViewManager* FromWebContents(
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const content::WebContents* contents);
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private:
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explicit CefPrintViewManager(content::WebContents* web_contents);
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void TerminatePdfPrintJob();
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// Used for printing to PDF. Only accessed on the browser process UI thread.
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int next_pdf_request_id_ = content::RenderFrameHost::kNoFrameTreeNodeId;
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struct PdfPrintState;
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std::unique_ptr<PdfPrintState> pdf_print_state_;
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mojo::AssociatedReceiver<mojom::PrintPreviewUI> pdf_print_receiver_{this};
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DISALLOW_COPY_AND_ASSIGN(CefPrintViewManager);
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};
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} // namespace printing
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#endif // CEF_LIBCEF_BROWSER_PRINTING_PRINT_VIEW_MANAGER_H_
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