File: requester.C

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// requester.C

/******************************************************************************
 *
 *  MiXViews - an X window system based sound & data editor/processor
 *
 *  Copyright (c) 1993, 1994 Regents of the University of California
 *
 *  Author:     Douglas Scott
 *  Date:       December 13, 1994
 *
 *  Permission to use, copy and modify this software and its documentation
 *  for research and/or educational purposes and without fee is hereby granted,
 *  provided that the above copyright notice appear in all copies and that
 *  both that copyright notice and this permission notice appear in
 *  supporting documentation. The author reserves the right to distribute this
 *  software and its documentation.  The University of California and the author
 *  make no representations about the suitability of this software for any 
 *  purpose, and in no event shall University of California be liable for any
 *  damage, loss of data, or profits resulting from its use.
 *  It is provided "as is" without express or implied warranty.
 *
 ******************************************************************************/


#ifdef __GNUG__
#pragma implementation
#endif

#include "localdefs.h"
#include "requester.h"
#include "controller.h"
#include "request.h"
#include "reqdelegate.h"


RequestDelegate *
Requester::createDelegate() {
	return new RequestDelegate(this);
}

Request *
Requester::createRequest() {
	const QueryInfo* reqInfo = requestInfo();
	Request* req = nil;
	if(reqInfo)
		req = new Request(reqInfo, createDelegate());
	else
		req = new Request(requestTitle(), createDelegate());
	return req;
}

boolean
Requester::queryForValues(Controller *c) {
	Request* request = createRequest();
	request->ref();
	configureRequest(request);
	boolean status = (c->handleRequest(*request) == Yes) && confirmValues();
	Resource::unref(request);
	return status;
}


TitledRequester::TitledRequester(const char* title) : theTitle(title) {}