[Experimental] Supporting OOPIF printing

components/printing/common/print_messages.h

 // Copyright (c) 2012 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.
 
 // IPC messages for printing.
 // Multiply-included message file, hence no include guard.
 
 #include <stdint.h>
 
 #include <string>
@@ skipping 43 matching lines @@
   bool supports_alpha_blend;
   int32_t preview_ui_id;
   int preview_request_id;
   bool is_first_request;
   blink::WebPrintScalingOption print_scaling_option;
   bool print_to_pdf;
   bool display_header_footer;
   base::string16 title;
   base::string16 url;
   bool should_print_backgrounds;
+  bool is_subframe;
 };
 
 struct PrintMsg_PrintPages_Params {
   PrintMsg_PrintPages_Params();
   PrintMsg_PrintPages_Params(const PrintMsg_PrintPages_Params& other);
   ~PrintMsg_PrintPages_Params();
 
   // Resets the members of the struct to 0.
   void Reset();
 
@@ skipping 89 matching lines @@
   IPC_STRUCT_TRAITS_MEMBER(display_header_footer)
 
   // Title string to be printed as header if requested by the user.
   IPC_STRUCT_TRAITS_MEMBER(title)
 
   // URL string to be printed as footer if requested by the user.
   IPC_STRUCT_TRAITS_MEMBER(url)
 
   // True if print backgrounds is requested by the user.
   IPC_STRUCT_TRAITS_MEMBER(should_print_backgrounds)
+
+  // True if this is for printing a subframe for composition.
+  IPC_STRUCT_TRAITS_MEMBER(is_subframe)
 IPC_STRUCT_TRAITS_END()
 
 IPC_STRUCT_BEGIN(PrintMsg_PrintPage_Params)
   // Parameters to render the page as a printed page. It must always be the same
   // value for all the document.
   IPC_STRUCT_MEMBER(PrintMsg_Print_Params, params)
 
   // The page number is the indicator of the square that should be rendered
   // according to the layout specified in PrintMsg_Print_Params.
   IPC_STRUCT_MEMBER(int, page_number)
@@ skipping 58 matching lines @@
   IPC_STRUCT_MEMBER(int, document_cookie)
 
   // Store the expected pages count.
   IPC_STRUCT_MEMBER(int, expected_pages_count)
 
   // Whether the preview can be modified.
   IPC_STRUCT_MEMBER(bool, modifiable)
 
   // The id of the preview request.
   IPC_STRUCT_MEMBER(int, preview_request_id)
+
+  // Whether this is for a subframe
+  IPC_STRUCT_MEMBER(bool, is_subframe)
 IPC_STRUCT_END()
 
 // Parameters to describe a rendered preview page.
 IPC_STRUCT_BEGIN(PrintHostMsg_DidPreviewPage_Params)
   // A shared memory handle to metafile data for a draft document of the page.
   IPC_STRUCT_MEMBER(base::SharedMemoryHandle, metafile_data_handle)
 
   // Size of metafile data.
   IPC_STRUCT_MEMBER(uint32_t, data_size)
 
   // |page_number| is zero-based and should not be negative.
   IPC_STRUCT_MEMBER(int, page_number)
 
   // The id of the preview request.
   IPC_STRUCT_MEMBER(int, preview_request_id)
+
+  // Whether this is for a subframe
+  IPC_STRUCT_MEMBER(bool, is_subframe)
 IPC_STRUCT_END()
 
 // Parameters sent along with the page count.
 IPC_STRUCT_BEGIN(PrintHostMsg_DidGetPreviewPageCount_Params)
   // Cookie for the document to ensure correctness.
   IPC_STRUCT_MEMBER(int, document_cookie)
 
   // Total page count.
   IPC_STRUCT_MEMBER(int, page_count)
 
@@ skipping 28 matching lines @@
 
   // The size of the page the page author specified.
   IPC_STRUCT_MEMBER(gfx::Size, page_size)
 
   // The printable area the page author specified.
   IPC_STRUCT_MEMBER(gfx::Rect, content_area)
 
   // The physical offsets of the printer in DPI. Used for PS printing.
   IPC_STRUCT_MEMBER(gfx::Point, physical_offsets)
 
+  // Whether this is for a subframe.
+  IPC_STRUCT_MEMBER(bool, is_subframe)
 IPC_STRUCT_END()
 
 // TODO(dgn) Rename *ScriptedPrint messages because they are not called only
 //           from scripts.
 // Parameters for the IPC message ViewHostMsg_ScriptedPrint
 IPC_STRUCT_BEGIN(PrintHostMsg_ScriptedPrint_Params)
   IPC_STRUCT_MEMBER(int, cookie)
   IPC_STRUCT_MEMBER(int, expected_pages_count)
   IPC_STRUCT_MEMBER(bool, has_selection)
   IPC_STRUCT_MEMBER(bool, is_scripted)
@@ skipping 19 matching lines @@
 // workflow.)
 IPC_MESSAGE_ROUTED1(PrintMsg_PrintForPrintPreview,
                     base::DictionaryValue /* settings */)
 #endif  // BUILDFLAG(ENABLE_BASIC_PRINTING) && BUILDFLAG(ENABLE_PRINT_PREVIEW)
 
 #if BUILDFLAG(ENABLE_BASIC_PRINTING)
 // Tells the RenderFrame to switch the CSS to print media type, renders every
 // requested pages and switch back the CSS to display media type.
 IPC_MESSAGE_ROUTED0(PrintMsg_PrintPages)
 
+// Similar as PrintMsg_PrintPages except use preset setttings passed in.
+IPC_MESSAGE_ROUTED1(PrintMsg_PrintPagesWithSettings, gfx::Rect /* size */)
+
 // Like PrintMsg_PrintPages, but using the print preview document's frame/node.
 IPC_MESSAGE_ROUTED0(PrintMsg_PrintForSystemDialog)
 #endif
 
 // Tells the RenderFrame that printing is done so it can clean up.
 IPC_MESSAGE_ROUTED1(PrintMsg_PrintingDone,
                     bool /* success */)
 
 // Tells the RenderFrame whether printing is enabled or not.
 IPC_MESSAGE_ROUTED1(PrintMsg_SetPrintingEnabled, bool /* enabled */)
@@ skipping 123 matching lines @@
 IPC_SYNC_MESSAGE_ROUTED0_0(PrintHostMsg_SetupScriptedPrintPreview)
 
 // Tell the browser to show the print preview, when the document is sufficiently
 // loaded such that the renderer can determine whether it is modifiable or not.
 IPC_MESSAGE_ROUTED1(PrintHostMsg_ShowScriptedPrintPreview,
                     bool /* is_modifiable */)
 
 // Notify the browser to set print presets based on source PDF document.
 IPC_MESSAGE_ROUTED1(PrintHostMsg_SetOptionsFromDocument,
                     PrintHostMsg_SetOptionsFromDocument_Params /* params */)
+
 #endif  // BUILDFLAG(ENABLE_PRINT_PREVIEW)