Move more dnd related files to ui/base

app/gtk_dnd_util.cc

Index: app/gtk_dnd_util.cc
===================================================================
--- app/gtk_dnd_util.cc	(revision 71798)
+++ app/gtk_dnd_util.cc	(working copy)
@@ -1,263 +0,0 @@
-// 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.
-
-#include "app/gtk_dnd_util.h"
-
-#include <string>
-
-#include "base/logging.h"
-#include "base/pickle.h"
-#include "base/utf_string_conversions.h"
-#include "googleurl/src/gurl.h"
-
-static const int kBitsPerByte = 8;
-
-namespace {
-
-void AddTargetToList(GtkTargetList* targets, int target_code) {
-  switch (target_code) {
-    case gtk_dnd_util::TEXT_PLAIN:
-      gtk_target_list_add_text_targets(targets, gtk_dnd_util::TEXT_PLAIN);
-      break;
-
-    case gtk_dnd_util::TEXT_URI_LIST:
-      gtk_target_list_add_uri_targets(targets, gtk_dnd_util::TEXT_URI_LIST);
-      break;
-
-    case gtk_dnd_util::TEXT_HTML:
-      gtk_target_list_add(
-          targets, gtk_dnd_util::GetAtomForTarget(gtk_dnd_util::TEXT_HTML),
-          0, gtk_dnd_util::TEXT_HTML);
-      break;
-
-    case gtk_dnd_util::NETSCAPE_URL:
-      gtk_target_list_add(targets,
-          gtk_dnd_util::GetAtomForTarget(gtk_dnd_util::NETSCAPE_URL),
-          0, gtk_dnd_util::NETSCAPE_URL);
-      break;
-
-    case gtk_dnd_util::CHROME_TAB:
-    case gtk_dnd_util::CHROME_BOOKMARK_ITEM:
-    case gtk_dnd_util::CHROME_NAMED_URL:
-      gtk_target_list_add(targets, gtk_dnd_util::GetAtomForTarget(target_code),
-                          GTK_TARGET_SAME_APP, target_code);
-      break;
-
-    case gtk_dnd_util::DIRECT_SAVE_FILE:
-      gtk_target_list_add(targets,
-          gtk_dnd_util::GetAtomForTarget(gtk_dnd_util::DIRECT_SAVE_FILE),
-          0, gtk_dnd_util::DIRECT_SAVE_FILE);
-      break;
-
-    default:
-      NOTREACHED() << " Unexpected target code: " << target_code;
-  }
-}
-
-}  // namespace
-
-namespace gtk_dnd_util {
-
-GdkAtom GetAtomForTarget(int target) {
-  switch (target) {
-    case CHROME_TAB:
-      static GdkAtom tab_atom = gdk_atom_intern(
-          const_cast<char*>("application/x-chrome-tab"), false);
-      return tab_atom;
-
-    case TEXT_HTML:
-      static GdkAtom html_atom = gdk_atom_intern(
-          const_cast<char*>("text/html"), false);
-      return html_atom;
-
-    case CHROME_BOOKMARK_ITEM:
-      static GdkAtom bookmark_atom = gdk_atom_intern(
-          const_cast<char*>("application/x-chrome-bookmark-item"), false);
-      return bookmark_atom;
-
-    case TEXT_PLAIN:
-      static GdkAtom text_atom = gdk_atom_intern(
-          const_cast<char*>("text/plain;charset=utf-8"), false);
-      return text_atom;
-
-    case TEXT_URI_LIST:
-      static GdkAtom uris_atom = gdk_atom_intern(
-          const_cast<char*>("text/uri-list"), false);
-      return uris_atom;
-
-    case CHROME_NAMED_URL:
-      static GdkAtom named_url = gdk_atom_intern(
-          const_cast<char*>("application/x-chrome-named-url"), false);
-      return named_url;
-
-    case NETSCAPE_URL:
-      static GdkAtom netscape_url = gdk_atom_intern(
-          const_cast<char*>("_NETSCAPE_URL"), false);
-      return netscape_url;
-
-    case TEXT_PLAIN_NO_CHARSET:
-      static GdkAtom text_no_charset_atom = gdk_atom_intern(
-          const_cast<char*>("text/plain"), false);
-      return text_no_charset_atom;
-
-    case DIRECT_SAVE_FILE:
-      static GdkAtom xds_atom = gdk_atom_intern(
-          const_cast<char*>("XdndDirectSave0"), false);
-      return xds_atom;
-
-    default:
-      NOTREACHED();
-  }
-
-  return NULL;
-}
-
-GtkTargetList* GetTargetListFromCodeMask(int code_mask) {
-  GtkTargetList* targets = gtk_target_list_new(NULL, 0);
-
-  for (size_t i = 1; i < INVALID_TARGET; i = i << 1) {
-    if (i == CHROME_WEBDROP_FILE_CONTENTS)
-      continue;
-
-    if (i & code_mask)
-      AddTargetToList(targets, i);
-  }
-
-  return targets;
-}
-
-void SetSourceTargetListFromCodeMask(GtkWidget* source, int code_mask) {
-  GtkTargetList* targets = GetTargetListFromCodeMask(code_mask);
-  gtk_drag_source_set_target_list(source, targets);
-  gtk_target_list_unref(targets);
-}
-
-void SetDestTargetList(GtkWidget* dest, const int* target_codes) {
-  GtkTargetList* targets = gtk_target_list_new(NULL, 0);
-
-  for (size_t i = 0; target_codes[i] != -1; ++i) {
-    AddTargetToList(targets, target_codes[i]);
-  }
-
-  gtk_drag_dest_set_target_list(dest, targets);
-  gtk_target_list_unref(targets);
-}
-
-void WriteURLWithName(GtkSelectionData* selection_data,
-                      const GURL& url,
-                      string16 title,
-                      int type) {
-  if (title.empty()) {
-    // We prefer to not have empty titles. Set it to the filename extracted
-    // from the URL.
-    title = UTF8ToUTF16(url.ExtractFileName());
-  }
-
-  switch (type) {
-    case TEXT_PLAIN: {
-      gtk_selection_data_set_text(selection_data, url.spec().c_str(),
-                                  url.spec().length());
-      break;
-    }
-    case TEXT_URI_LIST: {
-      gchar* uri_array[2];
-      uri_array[0] = strdup(url.spec().c_str());
-      uri_array[1] = NULL;
-      gtk_selection_data_set_uris(selection_data, uri_array);
-      free(uri_array[0]);
-      break;
-    }
-    case CHROME_NAMED_URL: {
-      Pickle pickle;
-      pickle.WriteString(UTF16ToUTF8(title));
-      pickle.WriteString(url.spec());
-      gtk_selection_data_set(
-          selection_data,
-          GetAtomForTarget(gtk_dnd_util::CHROME_NAMED_URL),
-          kBitsPerByte,
-          reinterpret_cast<const guchar*>(pickle.data()),
-          pickle.size());
-      break;
-    }
-    case NETSCAPE_URL: {
-      // _NETSCAPE_URL format is URL + \n + title.
-      std::string utf8_text = url.spec() + "\n" + UTF16ToUTF8(title);
-      gtk_selection_data_set(selection_data,
-                             selection_data->target,
-                             kBitsPerByte,
-                             reinterpret_cast<const guchar*>(utf8_text.c_str()),
-                             utf8_text.length());
-      break;
-    }
-
-    default: {
-      NOTREACHED();
-      break;
-    }
-  }
-}
-
-bool ExtractNamedURL(GtkSelectionData* selection_data,
-                     GURL* url,
-                     string16* title) {
-  if (!selection_data || selection_data->length <= 0)
-    return false;
-
-  Pickle data(reinterpret_cast<char*>(selection_data->data),
-              selection_data->length);
-  void* iter = NULL;
-  std::string title_utf8, url_utf8;
-  if (!data.ReadString(&iter, &title_utf8) ||
-      !data.ReadString(&iter, &url_utf8)) {
-    return false;
-  }
-
-  GURL gurl(url_utf8);
-  if (!gurl.is_valid())
-    return false;
-
-  *url = gurl;
-  *title = UTF8ToUTF16(title_utf8);
-  return true;
-}
-
-bool ExtractURIList(GtkSelectionData* selection_data, std::vector<GURL>* urls) {
-  gchar** uris = gtk_selection_data_get_uris(selection_data);
-  if (!uris)
-    return false;
-
-  for (size_t i = 0; uris[i] != NULL; ++i) {
-    GURL url(uris[i]);
-    if (url.is_valid())
-      urls->push_back(url);
-  }
-
-  g_strfreev(uris);
-  return true;
-}
-
-bool ExtractNetscapeURL(GtkSelectionData* selection_data,
-                        GURL* url,
-                        string16* title) {
-  if (!selection_data || selection_data->length <= 0)
-    return false;
-
-  // Find the first '\n' in the data. It is the separator between the url and
-  // the title.
-  std::string data(reinterpret_cast<char*>(selection_data->data),
-                   selection_data->length);
-  std::string::size_type newline = data.find('\n');
-  if (newline == std::string::npos)
-    return false;
-
-  GURL gurl(data.substr(0, newline));
-  if (!gurl.is_valid())
-    return false;
-
-  *url = gurl;
-  *title = UTF8ToUTF16(data.substr(newline + 1));
-  return true;
-}
-
-}  // namespace gtk_dnd_util