net.emustudio.emulib.runtime.interaction.debugger.AddressColumn Maven / Gradle / Ivy

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Run-time library used by emuStudio and plugins

There is a newer version: 12.0.0

/*
 * Run-time library for emuStudio and plugins.
 *
 *     Copyright (C) 2006-2020  Peter Jakubčo
 *
 *     This program is free software: you can redistribute it and/or modify
 *     it under the terms of the GNU General Public License as published by
 *     the Free Software Foundation, either version 3 of the License, or
 *     (at your option) any later version.
 *
 *     This program is distributed in the hope that it will be useful,
 *     but WITHOUT ANY WARRANTY; without even the implied warranty of
 *     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *     GNU General Public License for more details.
 *
 *     You should have received a copy of the GNU General Public License
 *     along with this program.  If not, see .
 */

package net.emustudio.emulib.runtime.interaction.debugger;

import java.util.Objects;

public class AddressColumn implements DebuggerColumn {
    private final String addressFormat;

    /**
     * Create new instance of the address column.
     *
     * Address format is "%04X".
     */
    public AddressColumn() {
        this("%04X");
    }

    /**
     * Create new instance of the address column.
     *
     * @param addressFormat Address format used for calling String.format()
     */
    public AddressColumn(String addressFormat) {
        this.addressFormat = Objects.requireNonNull(addressFormat);
    }

    @Override
    public Class getClassType() {
        return String.class;
    }

    @Override
    public String getTitle() {
        return "address";
    }

    @Override
    public boolean isEditable() {
        return false;
    }

    /**
     * Has no effect.
     *
     * @param location memory address (not row in debug table)
     * @param value  new value of the cell
     */
    @Override
    public void setValue(int location, Object value) {
    }

    /**
     * Return formatted address into hexadecimal digit, aligned to 4 digits.
     *
     * @param location  memory address (not row in debug table)
     * @return String value with formatted address
     */
    @Override
    public String getValue(int location) {
        return String.format(addressFormat, location);
    }

    @Override
    public int getDefaultWidth() {
        return -1;
    }

}