/******************************************************************************
*
* Copyright (c) 2014 Antillia.com TOSHIYUKI ARAI. ALL RIGHTS RESERVED.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions, and the following disclaimer.
*
* 2. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
* OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
* OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
*
* DropSite.h
*
*****************************************************************************/
#pragma once
#include <oz++/motif/View.h>
#include <oz++/motif/DropProcTable.h>
#include <Xm/DragDrop.h>
namespace OZ {
class DropSite :public CommonObject {
private:
View* receiver;
static void commonDropProc(Widget widget, XtPointer clientData,
XtPointer callData)
{
Action* action = DropProcTable::get(widget);
action -> setCallData(callData);
action -> setClientData(clientData);
action -> call(*action);
}
public:
DropSite(View* receiver1, Args* args)
{
receiver = receiver1;
args -> set(XmNdropSiteActivity, XmDROP_SITE_INACTIVE);
XmDropSiteRegister(receiver->getWidget(),
args->getArgList(), args->count());
}
Action* registerDropProc(View* view, Callback callback,
XtPointer data)
{
Action* action = new Action(receiver, view, callback, data);
DropProcTable::put(receiver->getWidget(), action);
Args ar;
ar.set(XmNdropSiteActivity, XmDROP_SITE_ACTIVE);
ar.set(XmNdropProc, (XtArgVal)&DropSite::commonDropProc);
update(&ar);
return action;
}
void retrieve(Args* args)
{
XmDropSiteRetrieve(receiver -> getWidget(),
args->getArgList(), args->count());
}
void unregister()
{
XmDropSiteUnregister(receiver -> getWidget());
}
void update(Args* args)
{
XmDropSiteUpdate(receiver -> getWidget(),
args->getArgList(), args->count());
}
};
}