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// Copyright 2014 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "chrome/browser/printing/print_view_manager_common.h"
#if defined(ENABLE_EXTENSIONS)
#include "extensions/browser/guest_view/guest_view_manager.h"
#include "extensions/browser/guest_view/mime_handler_view/mime_handler_view_guest.h"
#endif // defined(ENABLE_EXTENSIONS)
#if defined(ENABLE_PRINT_PREVIEW)
#include "chrome/browser/printing/print_view_manager.h"
#else
#include "chrome/browser/printing/print_view_manager_basic.h"
#endif // defined(ENABLE_PRINT_PREVIEW)
namespace printing {
namespace {
#if defined(ENABLE_EXTENSIONS)
// Stores |guest_contents| in |result| and returns true if |guest_contents| is a
// full page MimeHandlerViewGuest plugin. Otherwise, returns false.
bool StoreFullPagePlugin(content::WebContents** result,
content::WebContents* guest_contents) {
auto guest_view =
extensions::MimeHandlerViewGuest::FromWebContents(guest_contents);
if (guest_view && guest_view->is_full_page_plugin()) {
*result = guest_contents;
return true;
}
return false;
}
#endif // defined(ENABLE_EXTENSIONS)
// If we have a single full-page embedded mime handler view guest, print the
// guest's WebContents instead.
content::WebContents* GetWebContentsToUse(content::WebContents* contents) {
#if defined(ENABLE_EXTENSIONS)
extensions::GuestViewManager::FromBrowserContext(
contents->GetBrowserContext())
->ForEachGuest(contents, base::Bind(&StoreFullPagePlugin, &contents));
#endif // defined(ENABLE_EXTENSIONS)
return contents;
}
} // namespace
void StartPrint(content::WebContents* contents,
bool print_preview_disabled,
bool selection_only) {
#if defined(ENABLE_PRINT_PREVIEW)
using PrintViewManagerImpl = PrintViewManager;
#else
using PrintViewManagerImpl = PrintViewManagerBasic;
#endif // defined(ENABLE_PRINT_PREVIEW)
auto print_view_manager =
PrintViewManagerImpl::FromWebContents(GetWebContentsToUse(contents));
if (!print_view_manager)
return;
#if defined(ENABLE_PRINT_PREVIEW)
if (!print_preview_disabled) {
print_view_manager->PrintPreviewNow(selection_only);
return;
}
#endif // ENABLE_PRINT_PREVIEW
#if defined(ENABLE_BASIC_PRINTING)
print_view_manager->PrintNow();
#endif // ENABLE_BASIC_PRINTING
}
#if defined(ENABLE_BASIC_PRINTING)
void StartBasicPrint(content::WebContents* contents) {
#if defined(ENABLE_PRINT_PREVIEW)
PrintViewManager* print_view_manager =
PrintViewManager::FromWebContents(GetWebContentsToUse(contents));
if (!print_view_manager)
return;
print_view_manager->BasicPrint();
#endif // ENABLE_PRINT_PREVIEW
}
#endif // ENABLE_BASIC_PRINTING
} // namespace printing
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