Here you can find the source of initTableWidth(JTable table, int[] colWiths)
public static void initTableWidth(JTable table, int[] colWiths)
//package com.java2s; /*//from w ww. jav a2 s . c om * Copyright (c) 2007, Lan Boon Ping. All Rights Reserved. * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at http://www.apache.org/licenses/LICENSE-2.0 * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ import javax.swing.JTable; import javax.swing.table.TableColumn; public class Main { public static void initTableWidth(JTable table, int[] colWiths) { if (table.getColumnModel().getColumnCount() != colWiths.length) { throw new IllegalArgumentException("Number of Column widths doesn't matched!"); } table.setAutoResizeMode(JTable.AUTO_RESIZE_OFF); for (int i = 0; i < colWiths.length; i++) { TableColumn col = table.getColumnModel().getColumn(i); col.setPreferredWidth(colWiths[i]); } } }