//  ( m3.C )    
//      ウィジットを複数作成する場合の記述の仕方
//      

#include <iostream.h>   
#include <Xm/BulletinB.h>   
#include <Xm/PushB.h>  

class Push {
    friend  void push_cb( Widget,caddr_t,caddr_t ) ; 
    char    command[20] ;
    Widget  motif ;
public:                          
    Push( Widget,char*,char* ) ;        
    ~Push() { XtDestroyWidget( motif ) ; }   
    void pushCB( void ) ;         
} ;

Push::Push( Widget pid,char* str,char* cmd )
{                                            
    strcpy( command,cmd ) ;
    motif = XmCreatePushButton( pid,str,NULL,0 ) ; XtManageChild( motif ) ;
    XtAddCallback( motif,XmNactivateCallback,(XtCallbackProc)push_cb,(caddr_t)this ) ;
}
                          
void Push::pushCB()           
{                
    extern void EXE_COMMAND( char* ) ;          
    EXE_COMMAND( this->command ) ;          
}

void push_cb( Widget ww,caddr_t myself,caddr_t event ) 
{
    Push* push = (Push*)myself ;        
    if ( push ) push->pushCB() ;
}

void sub1() { cout << "select 1\n" ; cout.flush() ; } 
void sub2() { cout << "select 2\n" ; cout.flush() ; }

void EXE_COMMAND( char* cmd )           
{                                
    if ( strcmp(cmd,"cmd1")==0 )      sub1() ;
    else if ( strcmp(cmd,"cmd2")==0 ) sub2() ;    
}

static String fallback[] = {
    "*BB.x    :   0","*BB.y     :   0",
    "*BB.width: 250","*BB.height: 200",
    "*PB-1.x  :  50","*PB-1.y   :  50",
    "*PB-2.x  : 150","*PB-2.y   :  50",NULL
} ;                          

void main( int argc,char** argv )
{ 
    XtAppContext appCon ; Widget top,bb ;
    top = XtAppInitialize( &appCon,NULL,NULL,0,&argc,argv,
                           fallback,NULL,0 ) ;
    bb = XmCreateBulletinBoard( top,"BB",NULL,0 ) ; XtManageChild(bb) ;               

    Push pb1( bb,"PB-1","cmd1" ) ;          // これは簡単！。これだけでプッシュ
    Push pb2( bb,"PB-2","cmd2" ) ;          // ボタン・ウィジットを幾つでも作れる。
                                          
    XtRealizeWidget( top ) ; XtAppMainLoop( appCon ) ;                              
}