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| 1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. |
| 2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
| 3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
| 4 | 4 |
| 5 #include "chrome/renderer/printing/print_web_view_helper.h" | 5 #include "chrome/renderer/printing/print_web_view_helper.h" |
| 6 | 6 |
| 7 #include <string> | 7 #include <string> |
| 8 | 8 |
| 9 #include "base/auto_reset.h" | 9 #include "base/auto_reset.h" |
| 10 #include "base/command_line.h" | 10 #include "base/command_line.h" |
| 11 #include "base/json/json_writer.h" | 11 #include "base/json/json_writer.h" |
| 12 #include "base/logging.h" | 12 #include "base/logging.h" |
| 13 #include "base/message_loop/message_loop.h" | 13 #include "base/message_loop/message_loop.h" |
| 14 #include "base/metrics/histogram.h" | 14 #include "base/metrics/histogram.h" |
| 15 #include "base/process/process_handle.h" | 15 #include "base/process/process_handle.h" |
| 16 #include "base/strings/string_number_conversions.h" | 16 #include "base/strings/string_number_conversions.h" |
| 17 #include "base/strings/stringprintf.h" | 17 #include "base/strings/stringprintf.h" |
| 18 #include "base/strings/utf_string_conversions.h" | 18 #include "base/strings/utf_string_conversions.h" |
| 19 #include "chrome/common/chrome_switches.h" | 19 #include "chrome/common/chrome_switches.h" |
| 20 #include "chrome/common/print_messages.h" | 20 #include "chrome/common/print_messages.h" |
| 21 #include "chrome/common/render_messages.h" | 21 #include "chrome/common/render_messages.h" |
| 22 #include "chrome/renderer/prerender/prerender_helper.h" | 22 #include "chrome/renderer/prerender/prerender_helper.h" |
| 23 #include "content/public/common/web_preferences.h" |
| 23 #include "content/public/renderer/render_frame.h" | 24 #include "content/public/renderer/render_frame.h" |
| 24 #include "content/public/renderer/render_thread.h" | 25 #include "content/public/renderer/render_thread.h" |
| 25 #include "content/public/renderer/render_view.h" | 26 #include "content/public/renderer/render_view.h" |
| 26 #include "content/public/renderer/web_preferences.h" | |
| 27 #include "grit/browser_resources.h" | 27 #include "grit/browser_resources.h" |
| 28 #include "net/base/escape.h" | 28 #include "net/base/escape.h" |
| 29 #include "printing/metafile.h" | 29 #include "printing/metafile.h" |
| 30 #include "printing/metafile_impl.h" | 30 #include "printing/metafile_impl.h" |
| 31 #include "printing/units.h" | 31 #include "printing/units.h" |
| 32 #include "skia/ext/vector_platform_device_skia.h" | 32 #include "skia/ext/vector_platform_device_skia.h" |
| 33 #include "third_party/WebKit/public/platform/WebSize.h" | 33 #include "third_party/WebKit/public/platform/WebSize.h" |
| 34 #include "third_party/WebKit/public/platform/WebURLRequest.h" | 34 #include "third_party/WebKit/public/platform/WebURLRequest.h" |
| 35 #include "third_party/WebKit/public/web/WebConsoleMessage.h" | 35 #include "third_party/WebKit/public/web/WebConsoleMessage.h" |
| 36 #include "third_party/WebKit/public/web/WebDocument.h" | 36 #include "third_party/WebKit/public/web/WebDocument.h" |
| 37 #include "third_party/WebKit/public/web/WebElement.h" | 37 #include "third_party/WebKit/public/web/WebElement.h" |
| 38 #include "third_party/WebKit/public/web/WebFrameClient.h" | 38 #include "third_party/WebKit/public/web/WebFrameClient.h" |
| 39 #include "third_party/WebKit/public/web/WebLocalFrame.h" | 39 #include "third_party/WebKit/public/web/WebLocalFrame.h" |
| 40 #include "third_party/WebKit/public/web/WebPlugin.h" | 40 #include "third_party/WebKit/public/web/WebPlugin.h" |
| 41 #include "third_party/WebKit/public/web/WebPluginDocument.h" | 41 #include "third_party/WebKit/public/web/WebPluginDocument.h" |
| 42 #include "third_party/WebKit/public/web/WebPrintParams.h" | 42 #include "third_party/WebKit/public/web/WebPrintParams.h" |
| 43 #include "third_party/WebKit/public/web/WebPrintScalingOption.h" | 43 #include "third_party/WebKit/public/web/WebPrintScalingOption.h" |
| 44 #include "third_party/WebKit/public/web/WebScriptSource.h" | 44 #include "third_party/WebKit/public/web/WebScriptSource.h" |
| 45 #include "third_party/WebKit/public/web/WebSettings.h" | 45 #include "third_party/WebKit/public/web/WebSettings.h" |
| 46 #include "third_party/WebKit/public/web/WebView.h" | 46 #include "third_party/WebKit/public/web/WebView.h" |
| 47 #include "third_party/WebKit/public/web/WebViewClient.h" | 47 #include "third_party/WebKit/public/web/WebViewClient.h" |
| 48 #include "ui/base/resource/resource_bundle.h" | 48 #include "ui/base/resource/resource_bundle.h" |
| 49 #include "webkit/common/webpreferences.h" | 49 |
| 50 using content::WebPreferences; |
| 50 | 51 |
| 51 namespace printing { | 52 namespace printing { |
| 52 | 53 |
| 53 namespace { | 54 namespace { |
| 54 | 55 |
| 55 enum PrintPreviewHelperEvents { | 56 enum PrintPreviewHelperEvents { |
| 56 PREVIEW_EVENT_REQUESTED, | 57 PREVIEW_EVENT_REQUESTED, |
| 57 PREVIEW_EVENT_CACHE_HIT, // Unused | 58 PREVIEW_EVENT_CACHE_HIT, // Unused |
| 58 PREVIEW_EVENT_CREATE_DOCUMENT, | 59 PREVIEW_EVENT_CREATE_DOCUMENT, |
| 59 PREVIEW_EVENT_NEW_SETTINGS, // Unused | 60 PREVIEW_EVENT_NEW_SETTINGS, // Unused |
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| 689 RestoreSize(); | 690 RestoreSize(); |
| 690 // Create a new WebView with the same settings as the current display one. | 691 // Create a new WebView with the same settings as the current display one. |
| 691 // Except that we disable javascript (don't want any active content running | 692 // Except that we disable javascript (don't want any active content running |
| 692 // on the page). | 693 // on the page). |
| 693 WebPreferences prefs = preferences; | 694 WebPreferences prefs = preferences; |
| 694 prefs.javascript_enabled = false; | 695 prefs.javascript_enabled = false; |
| 695 prefs.java_enabled = false; | 696 prefs.java_enabled = false; |
| 696 | 697 |
| 697 blink::WebView* web_view = blink::WebView::create(this); | 698 blink::WebView* web_view = blink::WebView::create(this); |
| 698 owns_web_view_ = true; | 699 owns_web_view_ = true; |
| 699 content::ApplyWebPreferences(prefs, web_view); | |
| 700 web_view->setMainFrame(blink::WebLocalFrame::create(this)); | 700 web_view->setMainFrame(blink::WebLocalFrame::create(this)); |
| 701 frame_.Reset(web_view->mainFrame()->toWebLocalFrame()); | 701 frame_.Reset(web_view->mainFrame()->toWebLocalFrame()); |
| 702 node_to_print_.reset(); | 702 node_to_print_.reset(); |
| 703 | 703 |
| 704 content::RenderView::FromWebView(frame_.GetFrame()->view()) |
| 705 ->ApplyWebPreferences(prefs); |
| 706 |
| 704 // When loading is done this will call didStopLoading() and that will do the | 707 // When loading is done this will call didStopLoading() and that will do the |
| 705 // actual printing. | 708 // actual printing. |
| 706 frame()->loadRequest(blink::WebURLRequest(GURL(url_str))); | 709 frame()->loadRequest(blink::WebURLRequest(GURL(url_str))); |
| 707 } | 710 } |
| 708 | 711 |
| 709 bool PrepareFrameAndViewForPrint::allowsBrokenNullLayerTreeView() const { | 712 bool PrepareFrameAndViewForPrint::allowsBrokenNullLayerTreeView() const { |
| 710 return true; | 713 return true; |
| 711 } | 714 } |
| 712 | 715 |
| 713 void PrepareFrameAndViewForPrint::didStopLoading() { | 716 void PrepareFrameAndViewForPrint::didStopLoading() { |
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| 1589 print_pages_params_->params.print_scaling_option = scaling_option; | 1592 print_pages_params_->params.print_scaling_option = scaling_option; |
| 1590 return (print_settings.params.dpi && print_settings.params.document_cookie); | 1593 return (print_settings.params.dpi && print_settings.params.document_cookie); |
| 1591 } | 1594 } |
| 1592 | 1595 |
| 1593 bool PrintWebViewHelper::RenderPagesForPrint(blink::WebLocalFrame* frame, | 1596 bool PrintWebViewHelper::RenderPagesForPrint(blink::WebLocalFrame* frame, |
| 1594 const blink::WebNode& node) { | 1597 const blink::WebNode& node) { |
| 1595 if (!frame || prep_frame_view_) | 1598 if (!frame || prep_frame_view_) |
| 1596 return false; | 1599 return false; |
| 1597 const PrintMsg_PrintPages_Params& params = *print_pages_params_; | 1600 const PrintMsg_PrintPages_Params& params = *print_pages_params_; |
| 1598 const PrintMsg_Print_Params& print_params = params.params; | 1601 const PrintMsg_Print_Params& print_params = params.params; |
| 1599 prep_frame_view_.reset( | 1602 prep_frame_view_.reset(new PrepareFrameAndViewForPrint( |
| 1600 new PrepareFrameAndViewForPrint(print_params, frame, node, | 1603 print_params, frame, node, ignore_css_margins_)); |
| 1601 ignore_css_margins_)); | |
| 1602 DCHECK(!print_pages_params_->params.selection_only || | 1604 DCHECK(!print_pages_params_->params.selection_only || |
| 1603 print_pages_params_->pages.empty()); | 1605 print_pages_params_->pages.empty()); |
| 1604 prep_frame_view_->CopySelectionIfNeeded( | 1606 prep_frame_view_->CopySelectionIfNeeded( |
| 1605 render_view()->GetWebkitPreferences(), | 1607 render_view()->GetWebkitPreferences(), |
| 1606 base::Bind(&PrintWebViewHelper::OnFramePreparedForPrintPages, | 1608 base::Bind(&PrintWebViewHelper::OnFramePreparedForPrintPages, |
| 1607 base::Unretained(this))); | 1609 base::Unretained(this))); |
| 1608 return true; | 1610 return true; |
| 1609 } | 1611 } |
| 1610 | 1612 |
| 1611 #if defined(OS_POSIX) | 1613 #if defined(OS_POSIX) |
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| 2022 } | 2024 } |
| 2023 | 2025 |
| 2024 void PrintWebViewHelper::PrintPreviewContext::ClearContext() { | 2026 void PrintWebViewHelper::PrintPreviewContext::ClearContext() { |
| 2025 prep_frame_view_.reset(); | 2027 prep_frame_view_.reset(); |
| 2026 metafile_.reset(); | 2028 metafile_.reset(); |
| 2027 pages_to_render_.clear(); | 2029 pages_to_render_.clear(); |
| 2028 error_ = PREVIEW_ERROR_NONE; | 2030 error_ = PREVIEW_ERROR_NONE; |
| 2029 } | 2031 } |
| 2030 | 2032 |
| 2031 } // namespace printing | 2033 } // namespace printing |
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