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/*
This file is part of Advanced Strategic Command; http://www.asc-hq.de
Copyright (C) 1994-1999 Martin Bickel and Marc Schellenberger
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; see the file COPYING. If not, write to the
Free Software Foundation, Inc., 59 Temple Place, Suite 330,
Boston, MA 02111-1307 USA
*/
#ifndef selectionwindowH
#define selectionwindowH
#include <algorithm>
#include <vector>
#include <paragui.h>
#include <pgwidget.h>
#include <pgwidgetlist.h>
#include <pgwindow.h>
#include <pgapplication.h>
#include <pglineedit.h>
#include "loki/Functor.h"
#include "../paradialog.h"
#include "../global.h"
#include "../ascstring.h"
class SelectionWidget : public PG_Widget {
protected:
SelectionWidget ( PG_Widget *parent, const PG_Rect &rect ) : PG_Widget( parent, rect ), selectionCallBack(NULL ) {};
public:
typedef Loki::Functor<bool, LOKI_TYPELIST_1(const SelectionWidget*) > SelectionCallBack;
private:
SelectionCallBack* selectionCallBack;
public:
void setSelectionCallback ( SelectionCallBack* callBack ) {
selectionCallBack = callBack;
}
virtual ~SelectionWidget() {};
virtual ASCString getName() const = 0;
SigC::Signal1<void,const SelectionWidget*> itemSelected;
SigC::Signal1<void,const SelectionWidget*> itemMarked;
protected:
bool eventMouseButtonUp (const SDL_MouseButtonEvent *button);
bool eventMouseButtonDown (const SDL_MouseButtonEvent *button);
void eventBlit ( SDL_Surface * surface, const PG_Rect & src, const PG_Rect & dst );
virtual void display( SDL_Surface * surface, const PG_Rect & src, const PG_Rect & dst ) = 0;
};
class ItemSelectorWidget;
class SelectionItemFactory{
public:
virtual void restart() = 0;
virtual SelectionWidget* spawnNextItem( PG_Widget* parent, const PG_Point& pos ) = 0;
virtual void itemSelected( const SelectionWidget* widget, bool mouse ) = 0;
virtual void itemMarked ( const SelectionWidget* widget ) {};
virtual SelectionWidget* getDefaultItem() { return NULL; };
virtual ~SelectionItemFactory() {};
};
class ItemSelectorWidget : public PG_Widget {
bool namesConstrained;
typedef vector<SelectionWidget*> WidgetList;
WidgetList widgets;
int rowCount;
PG_ScrollWidget* scrollWidget;
static const int gapWidth = 5;
PG_LineEdit* nameSearch;
const SelectionWidget* selectedItem;
SelectionItemFactory* factory;
int columnCount;
int visibleRowCount;
SelectionWidget::SelectionCallBack selectionCallBack;
protected:
bool moveSelection( int amount ) ;
bool eventKeyDown(const SDL_KeyboardEvent* key);
void itemSelected( const SelectionWidget* w, bool mouse );
void markItem( const SelectionWidget* w );
bool isItemMarked( const SelectionWidget* w );
bool locateObject( const ASCString& name );
bool nameMatch( const SelectionWidget* selection, const ASCString& name );
public:
// the ItemSelectorWindow will take ownership over the itemFactory
ItemSelectorWidget( PG_Widget *parent, const PG_Rect &r , SelectionItemFactory* itemFactory ) ;
SigC::Signal1<void,const SelectionWidget*> sigItemSelected;
SigC::Signal1<void,ASCString> nameEntered;
SigC::Signal0<bool> sigQuitModal;
void constrainNames( bool constrain );
int getItemNum() const { return widgets.size(); };
void reLoad( bool show = false );
void resetNamesearch();
~ItemSelectorWidget();
};
class ItemSelectorWindow: public ASC_PG_Dialog {
ItemSelectorWidget* itemSelector;
virtual void itemSelected( const SelectionWidget* );
protected:
bool eventKeyDown(const SDL_KeyboardEvent* key);
public:
// the ItemSelectorWindow will take ownership over the itemFactory
ItemSelectorWindow( PG_Widget *parent, const PG_Rect &r , const ASCString& title, SelectionItemFactory* itemFactory ) ;
int RunModal();
void reLoad();
};
#endif
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