Here you can find the source of getTabPaneLeadingPlacement()
public static int getTabPaneLeadingPlacement()
//package com.java2s; /*/*from ww w .j a v a 2 s. co m*/ * Copyright 2002-2016 Jalal Kiswani. * * 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 java.awt.ComponentOrientation; import javax.swing.JTabbedPane; public class Main { static ComponentOrientation defaultComponentOrientation = ComponentOrientation.LEFT_TO_RIGHT; /** * Gets the tab pane leading placement. * * @return the tab pane leading placement */ public static int getTabPaneLeadingPlacement() { return isLeftOrientation() ? JTabbedPane.LEFT : JTabbedPane.RIGHT; } /** * Checks if is left orientation. * * @return true, if is left orientation */ public static boolean isLeftOrientation() { return defaultComponentOrientation == ComponentOrientation.LEFT_TO_RIGHT; } }