/*    i_oview.h
 *
 *    Copyright (c) 1994-1996, Marko Macek
 *
 *    You may distribute under the terms of either the GNU General Public
 *    License or the Artistic License, as specified in the README file.
 *
 */

#ifndef __IOVIEW_H
#define __IOVIEW_H

class GxView;
class EBuffer;
class EWindow;

class ExView {
public:
    GxView *Win;
    ExView *Next;
    
    ExView();
    virtual ~ExView();
    
    virtual EEventMap *GetEventMap();
    virtual int ExecCommand(int Command, ExState &State);
    
    virtual void Activate(int gotfocus);
    virtual int GetContext() { return CONTEXT_NONE; }
    virtual ExView *GetViewContext() { return this; }
    virtual ExView *GetStatusContext() { return this; }
    virtual int BeginMacro();
    virtual void HandleEvent(TEvent &Event);
    virtual void UpdateView();
    virtual void UpdateStatus();
    virtual void RepaintView();
    virtual void RepaintStatus();
    virtual void Resize(int width, int height);
    virtual void EndExec(int NewResult);
    int IsActive();
    
    void Repaint() { RepaintStatus(); RepaintView(); }
    void Update() { UpdateStatus(); UpdateView(); }
    
    int ConPutBox(int X, int Y, int W, int H, PCell Cell);
    int ConScroll(int Way, int X, int Y, int W, int H, TAttr Fill, int Count);
    int ConQuerySize(int *X, int *Y);
    int ConSetCursorPos(int X, int Y);
    int ConShowCursor();
    int ConHideCursor();
    int ConSetCursorSize(int Start, int End);
    
    virtual int IsModelView() { return 0; }
    virtual void WnSwitchBuffer(EModel *M) { Next->WnSwitchBuffer(M); }
};

#endif