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// 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 CHROME_BROWSER_GTK_GTK_DND_UTIL_H_
#define CHROME_BROWSER_GTK_GTK_DND_UTIL_H_
#include <gtk/gtk.h>
class GtkDndUtil {
public:
// Registry of all internal int codes for drag and drop.
enum {
X_CHROME_TAB = 1 << 0,
X_CHROME_TEXT_PLAIN = 1 << 1,
X_CHROME_TEXT_URI_LIST = 1 << 2,
X_CHROME_TEXT_HTML = 1 << 3,
X_CHROME_BOOKMARK_ITEM = 1 << 4,
X_CHROME_WEBDROP_FILE_CONTENTS = 1 << 5,
};
// Get the atom for a given target (of the above enum type). Will return NULL
// for non-custom targets, such as X_CHROME_TEXT_PLAIN.
static GdkAtom GetAtomForTarget(int target);
// Creates a target list from the given mask. The mask should be an OR of
// X_CHROME_* values. The target list is returned with ref count 1; the caller
// is responsible for unreffing it 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.
static GtkTargetList* GetTargetListFromCodeMask(int code_mask);
// Set the drag target list for |dest| or |source| with the target list that
// corresponds to |code_mask|.
static void SetDestTargetListFromCodeMask(GtkWidget* dest, int code_mask);
static void SetSourceTargetListFromCodeMask(GtkWidget* source, int code_mask);
private:
GtkDndUtil();
};
#endif // CHROME_BROWSER_GTK_GTK_DND_UTIL_H_
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