ModifyBridgeCmd.cc

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/*
    Copyright (c) 2002-2009 Tampere University.
 
    This file is part of TTA-Based Codesign Environment (TCE).
 
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    copy of this software and associated documentation files (the "Software"),
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    the rights to use, copy, modify, merge, publish, distribute, sublicense,
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    Software is furnished to do so, subject to the following conditions:
 
    The above copyright notice and this permission notice shall be included in
    all copies or substantial portions of the Software.
 
    THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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/**
 * @file ModifyBridgeCmd.cc
 *
 * Definition of ModifyBridgeCmd class.
 *
 * @author Veli-Pekka Jääskeläinen 2004 (vjaaskel-no.spam-cs.tut.fi)
 * @note rating: red
 * @note reviewed Jun 23 2004 by ml, jn, jm, vpj
 */
 
#include <string>
 
#include "Application.hh"
#include "ModifyBridgeCmd.hh"
#include "Bridge.hh"
#include "EditPart.hh"
#include "BridgeDialog.hh"
#include "ErrorDialog.hh"
 
using std::string;
using namespace TTAMachine;
 
 
/**
 * The Constructor.
 *
 * @param editPart EditPart of the component to modify.
 */
ModifyBridgeCmd::ModifyBridgeCmd(EditPart* editPart):
    ComponentCommand(),
    editPart_(editPart) {
 
}
 
 
/**
 * The Destructor.
 */
ModifyBridgeCmd::~ModifyBridgeCmd() {
}
 
 
/**
 * Executes the command.
 *
 * @return true, if the command was succesfully executed, false otherwise.
 */
bool
ModifyBridgeCmd::Do() {
 
    Bridge* bridge = NULL;
    Bridge* opposite = NULL;
 
    if (editPart_->childCount() == 0) {
        bridge = dynamic_cast<Bridge*>(editPart_->model());
    editPart_->setModel(NULL);
        assert (bridge != NULL);
    } else {
        // bidirectional bridge
        assert(editPart_->childCount() == 2);
        // find bridges of both direction
        bridge = dynamic_cast<Bridge*>(editPart_->child(0)->model());
        opposite = dynamic_cast<Bridge*>(editPart_->child(1)->model());
    editPart_->setModel(NULL);
    }
 
    assert(opposite != bridge);
 
    BridgeDialog dialog(parentWindow(), bridge, opposite);
 
    if (dialog.ShowModal() == wxID_OK) {
    return true;
    } else {
    // modification was cancelled
    return false;
    }
 
    return false;
}