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/* ScummVM - Scumm Interpreter
* Copyright (C) 2005 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 GUI_EDITABLE_H
#define GUI_EDITABLE_H
#include "common/str.h"
#include "common/rect.h"
#include "gui/widget.h"
namespace GUI {
/**
* Base class for widgets which need to edit text, like ListWidget and
* EditTextWidget.
*/
class EditableWidget : public Widget {
public:
typedef Common::String String;
protected:
String _editString;
bool _caretVisible;
uint32 _caretTime;
int _caretPos;
bool _caretInverse;
int _editScrollOffset;
public:
EditableWidget(GuiObject *boss, int x, int y, int w, int h, WidgetSize ws = kNormalWidgetSize);
virtual ~EditableWidget();
virtual void setEditString(const String &str);
virtual const String &getEditString() const { return _editString; }
virtual void handleTickle();
virtual bool handleKeyDown(uint16 ascii, int keycode, int modifiers);
protected:
virtual void startEditMode() = 0;
virtual void endEditMode() = 0;
virtual void abortEditMode() = 0;
virtual Common::Rect getEditRect() const = 0;
virtual int getCaretOffset() const;
void drawCaret(bool erase);
bool setCaretPos(int newPos);
bool adjustOffset();
virtual bool tryInsertChar(char c, int pos);
};
} // End of namespace GUI
#endif
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