75 lines
2.7 KiB
Java
75 lines
2.7 KiB
Java
/*
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* Copyright (c) 2017, 7u83 <7u83@mail.ru>
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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*
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* * Redistributions of source code must retain the above copyright notice, this
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* list of conditions and the following disclaimer.
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* * Redistributions in binary form must reproduce the above copyright notice,
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* this list of conditions and the following disclaimer in the documentation
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* and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
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* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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package gui.tools;
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import java.awt.Component;
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import java.text.DecimalFormat;
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import javax.swing.JTable;
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import static javax.swing.SwingConstants.RIGHT;
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import javax.swing.table.DefaultTableCellRenderer;
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/**
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*
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* @author 7u83 <7u83@mail.ru>
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*/
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public class NummericCellRenderer extends DefaultTableCellRenderer {
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private final DecimalFormat formatter;
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public NummericCellRenderer(int decimals) {
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super();
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String s = "#0.";
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if (decimals == 0) {
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s = "#";
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} else {
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for (int i = 0; i < decimals; i++) {
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s = s + "0";
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}
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}
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formatter = new DecimalFormat(s);
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this.setHorizontalAlignment(RIGHT);
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}
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@Override
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public Component getTableCellRendererComponent(
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JTable table, Object value, boolean isSelected,
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boolean hasFocus, int row, int column) {
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if (!(value instanceof Double)) {
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return super.getTableCellRendererComponent(
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table, value, isSelected, hasFocus, row, column);
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}
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// Format the cell value as required
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value = formatter.format((Number) value);
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// And pass it on to parent class
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return super.getTableCellRendererComponent(
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table, value, isSelected, hasFocus, row, column);
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}
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}
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