Print Preview: Handling pending print to pdf requests.

chrome/browser/ui/webui/print_preview_handler.h

Index: chrome/browser/ui/webui/print_preview_handler.h
diff --git a/chrome/browser/ui/webui/print_preview_handler.h b/chrome/browser/ui/webui/print_preview_handler.h
index 6be0cbf97636ad271bfd506c3a0cb237766ae84d..3938e59df8aa61e7544f606b26740e52d74cdabc 100644
--- a/chrome/browser/ui/webui/print_preview_handler.h
+++ b/chrome/browser/ui/webui/print_preview_handler.h
@@ -9,7 +9,9 @@
 #include <string>
 
 #include "base/memory/ref_counted.h"
+#include "base/memory/scoped_ptr.h"
 #include "base/memory/weak_ptr.h"
+#include "base/values.h"

[vandebo (ex-Chrome), 2011/09/07 21:38:19]

Declare only.

[dpapad, 2011/09/07 23:42:39]

Done.

 #include "chrome/browser/printing/print_view_manager_observer.h"
 #include "chrome/browser/ui/shell_dialogs.h"
 #include "content/browser/webui/web_ui.h"
@@ -79,10 +81,14 @@ class PrintPreviewHandler : public WebUIMessageHandler,
   // is a job settings JSON string.
   void HandleGetPreview(const base::ListValue* args);
 
-  // Gets the job settings from Web UI and initiate printing.  First element of
+  // Gets the job settings from Web UI and initiate printing. First element of
   // |args| is a job settings JSON string.
   void HandlePrint(const base::ListValue* args);
 
+  // Handles printing to PDF. |settings| points to a dictionary containing all
+  // the print request parameters.
+  void HandlePrintToPdf(const DictionaryValue* settings);

[kmadhusu, 2011/09/07 20:42:57]

Why do you need a pointer here? Pass it as a reference.

[dpapad, 2011/09/07 23:42:39]

Done.

+
   // Handles the request to hide the preview tab for printing. |args| is unused.
   void HandleHidePreview(const base::ListValue* args);
 
@@ -161,6 +167,9 @@ class PrintPreviewHandler : public WebUIMessageHandler,
   // Clears initiator tab details for this preview tab.
   void ClearInitiatorTabDetails();
 
+  // Posts a task to save to pdf at |path|.
+  void PostPrintToPdfTask(const FilePath& path);
+
   // Pointer to current print system.
   scoped_refptr<printing::PrintBackend> print_backend_;
 
@@ -185,6 +194,10 @@ class PrintPreviewHandler : public WebUIMessageHandler,
   // Whether we have already logged the number of printers this session.
   bool has_logged_printers_count_;
 
+  // Holds the path to the pending print to pdf request. It is empty if no such
+  // request exists.
+  scoped_ptr<FilePath> pending_print_to_pdf_path_;
+
   DISALLOW_COPY_AND_ASSIGN(PrintPreviewHandler);
 };