Move more dnd related files to ui/base

app/gtk_dnd_util.h

-// Copyright (c) 2009 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 APP_GTK_DND_UTIL_H_
-#define APP_GTK_DND_UTIL_H_
-#pragma once
-
-#include <gtk/gtk.h>
-
-#include <vector>
-
-#include "base/string16.h"
-
-class GURL;
-
-namespace gtk_dnd_util {
-
-// Registry of all internal int codes for drag and drop.
-enum {
-  // Intra-application types.
-  CHROME_TAB = 1 << 0,
-  CHROME_BOOKMARK_ITEM = 1 << 1,
-  CHROME_WEBDROP_FILE_CONTENTS = 1 << 2,
-  CHROME_NAMED_URL = 1 << 3,
-
-  // Standard types.
-  TEXT_PLAIN = 1 << 4,
-  TEXT_URI_LIST = 1 << 5,
-  TEXT_HTML = 1 << 6,
-
-  // Other types.  NETSCAPE_URL is provided for compatibility with other
-  // apps.
-  NETSCAPE_URL = 1 << 7,
-
-  // Used for drag-out download.
-  TEXT_PLAIN_NO_CHARSET = 1 << 8,
-  DIRECT_SAVE_FILE = 1 << 9,
-
-  INVALID_TARGET = 1 << 10,
-};
-
-// Get the atom for a given target (of the above enum type). Will return NULL
-// for non-custom targets, such as CHROME_TEXT_PLAIN.
-GdkAtom GetAtomForTarget(int target);
-
-// Creates a target list from the given mask. The mask should be an OR of
-// CHROME_* values. The target list is returned with ref count 1; the caller
-// is responsible for calling gtk_target_list_unref() when it is no longer
-// needed.
-// Since the MIME type for WEBDROP_FILE_CONTENTS depends on the file's
-// contents, that flag is ignored by this function. It is the responsibility
-// of the client code to do the right thing.
-GtkTargetList* GetTargetListFromCodeMask(int code_mask);
-
-// Set the drag target list for |source| with the target list that
-// corresponds to |code_mask|.
-void SetSourceTargetListFromCodeMask(GtkWidget* source, int code_mask);
-
-// Set the accepted targets list for |dest|. The |target_codes| array should
-// be sorted in preference order and should be terminated with -1.
-void SetDestTargetList(GtkWidget* dest, const int* target_codes);
-
-// Write a URL to the selection in the given type.
-void WriteURLWithName(GtkSelectionData* selection_data,
-                      const GURL& url,
-                      string16 title,
-                      int type);
-
-// Extracts data of type CHROME_NAMED_URL from |selection_data| into
-// |url| and |title|. Returns true if the url/title were safely extracted
-// and the url is valid.
-bool ExtractNamedURL(GtkSelectionData* selection_data,
-                     GURL* url,
-                     string16* title);
-
-// Extracts data of type TEXT_URI_LIST from |selection_data| into |urls|.
-bool ExtractURIList(GtkSelectionData* selection_data,
-                    std::vector<GURL>* urls);
-
-// Extracts a Netscape URL (url\ntitle) from |selection_data|.
-bool ExtractNetscapeURL(GtkSelectionData* selection_data,
-                        GURL* url,
-                        string16* title);
-
-}  // namespace gtk_dnd_util
-
-#endif  // APP_GTK_DND_UTIL_H_