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/* ScummVM - Scumm Interpreter
* Copyright (C) 2002-2003 The ScummVM project
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*
* $Header$
*/
#ifndef POPUPWIDGET_H
#define POPUPWIDGET_H
#include "widget.h"
#include "common/str.h"
#include "common/list.h"
enum {
kPopUpItemSelectedCmd = 'POPs'
};
/* PopUpWidget
* A popup or dropdown widget which, when clicked, "pop up" a list of items and
* lets the user pick on of them.
*
* Implementation wise, when the user selects an item, then a kPopUpItemSelectedCmd
* is broadcast, with data being equal to the tag value of the selected entry.
*/
class PopUpWidget : public Widget, public CommandSender {
friend class PopUpDialog;
typedef Common::String String;
struct Entry {
String name;
uint32 tag;
};
typedef Common::List<Entry> EntryList;
protected:
static const String emptyStr;
EntryList _entries;
int _selectedItem;
public:
PopUpWidget(Dialog *boss, int x, int y, int w, int h);
void handleMouseDown(int x, int y, int button, int clickCount);
/*
void handleMouseUp(int x, int y, int button, int clickCount);
// void handleMouseWheel(int x, int y, int direction); // Scroll through entries with scroll wheel
void handleMouseMoved(int x, int y, int button); // Redraw selections depending on mouse position
// bool handleKeyDown(uint16 ascii, int keycode, int modifiers); // Scroll through entries with arrow keys etc.
// void handleCommand(CommandSender *sender, uint32 cmd, uint32 data);
*/
void appendEntry(const String &entry, uint32 tag = (uint32)-1);
// void setEntries(const EntryList &entries);
void clearEntries();
void setSelected(int item);
int getSelected() const { return _selectedItem; }
const String& getSelectedString() const { return (_selectedItem >= 0) ? _entries[_selectedItem].name : emptyStr; }
protected:
void drawWidget(bool hilite);
};
#endif
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