Add support for a directory file chooser command, which creates a file list b...

chrome/common/render_messages.h

 // Copyright (c) 2010 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.
 
 #ifndef CHROME_COMMON_RENDER_MESSAGES_H_
 #define CHROME_COMMON_RENDER_MESSAGES_H_
 #pragma once
 
 #include <string>
 #include <vector>
@@ skipping 805 matching lines @@
 };
 
 struct ViewHostMsg_RunFileChooser_Params {
   enum Mode {
     // Requires that the file exists before allowing the user to pick it.
     Open,
 
     // Like Open, but allows picking multiple files to open.
     OpenMultiple,
 
+    // Like Open, but selects a folder.
+    OpenFolder,
+
     // Allows picking a nonexistent file, and prompts to overwrite if the file
     // already exists.
     Save,
   };
 
   Mode mode;
 
   // Title to be used for the dialog. This may be empty for the default title,
   // which will be either "Open" or "Save" depending on the mode.
   string16 title;
@@ skipping 1724 matching lines @@
     WriteParam(m, static_cast<int>(p.mode));
     WriteParam(m, p.title);
     WriteParam(m, p.default_file_name);
   }
   static bool Read(const Message* m, void** iter, param_type* p) {
     int mode;
     if (!ReadParam(m, iter, &mode))
       return false;
     if (mode != param_type::Open &&
         mode != param_type::OpenMultiple &&
+        mode != param_type::OpenFolder &&
         mode != param_type::Save)
       return false;
     p->mode = static_cast<param_type::Mode>(mode);
     return
       ReadParam(m, iter, &p->title) &&
       ReadParam(m, iter, &p->default_file_name);
   };
   static void Log(const param_type& p, std::string* l) {
     switch (p.mode) {
       case param_type::Open:
         l->append("(Open, ");
         break;
       case param_type::OpenMultiple:
         l->append("(OpenMultiple, ");
         break;
+      case param_type::OpenFolder:
+        l->append("(OpenFolder, ");
+        break;
       case param_type::Save:
         l->append("(Save, ");
         break;
       default:
         l->append("(UNKNOWN, ");
     }
     LogParam(p.title, l);
     l->append(", ");
     LogParam(p.default_file_name, l);
   }
@@ skipping 225 matching lines @@
     l->append(")");
   }
 };
 
 }  // namespace IPC
 
 #define MESSAGES_INTERNAL_FILE "chrome/common/render_messages_internal.h"
 #include "ipc/ipc_message_macros.h"
 
 #endif  // CHROME_COMMON_RENDER_MESSAGES_H_