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/* ScummVM - Scumm Interpreter
* Copyright (C) 2002-2005 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 DIALOG_H
#define DIALOG_H
#include "common/scummsys.h"
#include "common/str.h"
#include "gui/object.h"
namespace GUI {
class NewGui;
class ButtonWidget;
// Some "common" commands sent to handleCommand()
enum {
kCloseCmd = 'clos'
};
class Dialog : public GuiObject {
friend class NewGui;
protected:
Widget *_mouseWidget;
Widget *_focusedWidget;
Widget *_dragWidget;
bool _visible;
private:
int _result;
public:
Dialog(int x, int y, int w, int h);
virtual ~Dialog();
virtual int runModal();
bool isVisible() const { return _visible; }
void releaseFocus();
/**
* We can optionally scale dialogs by a factor of two. This is the
* default behaviour if the GUI is displayed on a 640x400 or bigger
* screen. However, some dialogs can cope with multiple screen sizes,
* and thus do not want automatic scaling.
*
* @return true if the dialog adjusts itself to the screen size
*/
virtual bool wantsScaling() const;
protected:
virtual void open();
virtual void close();
virtual void draw();
virtual void drawDialog();
virtual void handleTickle(); // Called periodically (in every guiloop() )
virtual void handleMouseDown(int x, int y, int button, int clickCount);
virtual void handleMouseUp(int x, int y, int button, int clickCount);
virtual void handleMouseWheel(int x, int y, int direction);
virtual void handleKeyDown(uint16 ascii, int keycode, int modifiers);
virtual void handleKeyUp(uint16 ascii, int keycode, int modifiers);
virtual void handleMouseMoved(int x, int y, int button);
virtual void handleCommand(CommandSender *sender, uint32 cmd, uint32 data);
virtual void handleScreenChanged() {}
Widget *findWidget(int x, int y); // Find the widget at pos x,y if any
ButtonWidget *addButton(int x, int y, const Common::String &label, uint32 cmd, char hotkey);
void setResult(int result) { _result = result; }
int getResult() const { return _result; }
};
} // End of namespace GUI
#endif
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