1/*
2 * Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).
3 * Copyright (C) 2006 Apple Computer, Inc.
4 *
5 * This library is free software; you can redistribute it and/or
6 * modify it under the terms of the GNU Library General Public
7 * License as published by the Free Software Foundation; either
8 * version 2 of the License, or (at your option) any later version.
9 *
10 * This library is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
13 * Library General Public License for more details.
14 *
15 * You should have received a copy of the GNU Library General Public License
16 * along with this library; see the file COPYING.LIB.  If not, write to
17 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
18 * Boston, MA 02110-1301, USA.
19 *
20 */
21
22#ifndef PopupMenuClient_h
23#define PopupMenuClient_h
24
25#include "PopupMenuStyle.h"
26#include "ScrollTypes.h"
27#include <wtf/Forward.h>
28
29namespace WebCore {
30
31class Color;
32class FontSelector;
33class HostWindow;
34class Scrollbar;
35class ScrollableArea;
36
37class PopupMenuClient {
38public:
39    virtual ~PopupMenuClient() {}
40    virtual void valueChanged(unsigned listIndex, bool fireEvents = true) = 0;
41    virtual void selectionChanged(unsigned listIndex, bool fireEvents = true) = 0;
42    virtual void selectionCleared() = 0;
43
44    virtual String itemText(unsigned listIndex) const = 0;
45    virtual String itemLabel(unsigned listIndex) const = 0;
46    virtual String itemIcon(unsigned listIndex) const = 0;
47    virtual String itemToolTip(unsigned listIndex) const = 0;
48    virtual String itemAccessibilityText(unsigned listIndex) const = 0;
49    virtual bool itemIsEnabled(unsigned listIndex) const = 0;
50    virtual PopupMenuStyle itemStyle(unsigned listIndex) const = 0;
51    virtual PopupMenuStyle menuStyle() const = 0;
52    virtual int clientInsetLeft() const = 0;
53    virtual int clientInsetRight() const = 0;
54    virtual int clientPaddingLeft() const = 0;
55    virtual int clientPaddingRight() const = 0;
56    virtual int listSize() const = 0;
57    virtual int selectedIndex() const = 0;
58    virtual void popupDidHide() = 0;
59    virtual bool itemIsSeparator(unsigned listIndex) const = 0;
60    virtual bool itemIsLabel(unsigned listIndex) const = 0;
61    virtual bool itemIsSelected(unsigned listIndex) const = 0;
62    virtual bool shouldPopOver() const = 0;
63    virtual bool valueShouldChangeOnHotTrack() const = 0;
64    virtual void setTextFromItem(unsigned listIndex) = 0;
65
66    virtual FontSelector* fontSelector() const = 0;
67    virtual HostWindow* hostWindow() const = 0;
68
69    virtual PassRefPtr<Scrollbar> createScrollbar(ScrollableArea*, ScrollbarOrientation, ScrollbarControlSize) = 0;
70};
71
72#if ENABLE(NO_LISTBOX_RENDERING)
73class ListPopupMenuClient : public PopupMenuClient {
74public:
75    virtual void listBoxSelectItem(int listIndex, bool allowMultiplySelections, bool shift, bool fireOnChangeNow = true) = 0;
76    virtual bool multiple() = 0;
77};
78#endif
79
80
81}
82
83#endif
84