| // 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, |
| const 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); |
| |
| } // namespace gtk_dnd_util |
| |
| #endif // APP_GTK_DND_UTIL_H_ |