da6ab92353* fix: ensure correct WebContents when checking PDFReadyToPrint * test: fix paths on Windows
75 lines
2.9 KiB
C++
75 lines
2.9 KiB
C++
// Copyright (c) 2015 Slack Technologies, Inc.
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// Use of this source code is governed by the MIT license that can be
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// found in the LICENSE file.
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#include "shell/browser/electron_pdf_document_helper_client.h"
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#include "chrome/browser/pdf/pdf_viewer_stream_manager.h"
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#include "chrome/common/content_restriction.h"
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#include "components/pdf/browser/pdf_frame_util.h"
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#include "content/public/browser/render_frame_host.h"
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#include "content/public/browser/web_contents.h"
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#include "extensions/browser/guest_view/mime_handler_view/mime_handler_view_guest.h"
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#include "pdf/content_restriction.h"
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#include "pdf/pdf_features.h"
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#include "shell/browser/api/electron_api_web_contents.h"
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ElectronPDFDocumentHelperClient::ElectronPDFDocumentHelperClient() = default;
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ElectronPDFDocumentHelperClient::~ElectronPDFDocumentHelperClient() = default;
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void ElectronPDFDocumentHelperClient::UpdateContentRestrictions(
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content::RenderFrameHost* render_frame_host,
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int content_restrictions) {
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// UpdateContentRestrictions potentially gets called twice from
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// pdf/pdf_view_web_plugin.cc. The first time it is potentially called is
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// when loading starts and it is called with a restriction on printing. The
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// second time it is called is when loading is finished and if printing is
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// allowed there won't be a printing restriction passed, so we can use this
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// second call to notify that the pdf document is ready to print.
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if (!(content_restrictions & chrome_pdf::kContentRestrictionPrint)) {
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// It's a WebView - emit the event on the WebView webContents.
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auto* guest_view = extensions::MimeHandlerViewGuest::FromRenderFrameHost(
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render_frame_host);
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if (guest_view) {
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auto* gv_api_wc =
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electron::api::WebContents::From(guest_view->embedder_web_contents());
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if (gv_api_wc)
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gv_api_wc->PDFReadyToPrint();
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return;
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}
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auto* wc = content::WebContents::FromRenderFrameHost(render_frame_host);
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if (wc) {
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auto* api_wc =
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electron::api::WebContents::From(wc->GetOuterWebContents());
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if (api_wc)
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api_wc->PDFReadyToPrint();
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}
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}
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}
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void ElectronPDFDocumentHelperClient::SetPluginCanSave(
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content::RenderFrameHost* render_frame_host,
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bool can_save) {
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if (chrome_pdf::features::IsOopifPdfEnabled()) {
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auto* pdf_viewer_stream_manager =
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pdf::PdfViewerStreamManager::FromWebContents(
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content::WebContents::FromRenderFrameHost(render_frame_host));
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if (!pdf_viewer_stream_manager) {
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return;
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}
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content::RenderFrameHost* embedder_host =
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pdf_frame_util::GetEmbedderHost(render_frame_host);
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CHECK(embedder_host);
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pdf_viewer_stream_manager->SetPluginCanSave(embedder_host, can_save);
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return;
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}
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auto* guest_view =
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extensions::MimeHandlerViewGuest::FromRenderFrameHost(render_frame_host);
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if (guest_view) {
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guest_view->SetPluginCanSave(can_save);
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}
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}
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