Add a component to a container with a GridBagLayout, creating GridBagConstraints for it. - Java Swing

Java examples for Swing:Layout Manager

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Description

Add a component to a container with a GridBagLayout, creating GridBagConstraints for it.

Demo Code


//package com.java2s;
import java.awt.AWTException;

import java.awt.Component;
import java.awt.Container;

import java.awt.GridBagConstraints;
import java.awt.GridBagLayout;
import java.awt.Insets;
import java.awt.LayoutManager;

public class Main {
    /**/* www .ja  va  2s  .  c  om*/
     * Add a component to a container with a GridBagLayout, creating
     * GridBagConstraints for it.
     *
     * @param container
     * @param component
     * @param gridX
     * @param gridY
     * @param gridWidth
     * @param gridHeight
     * @param fill
     * @param anchor
     * @throws java.awt.AWTException
     */
    public static void addGridBagComponent(Container container,
            Component component, int gridX, int gridY, int gridWidth,
            int gridHeight, int fill, int anchor)

    throws AWTException {
        addGridBagComponent(container, component, gridX, gridY, gridWidth,
                gridHeight, fill, anchor, new Insets(0, 0, 0, 0));
    }

    public static void addGridBagComponent(Container container,
            Component component, int gridX, int gridY, int gridWidth,
            int gridHeight, int fill, int anchor, Insets insets)
            throws AWTException {
        LayoutManager lm = container.getLayout();
        if (!(lm instanceof GridBagLayout)) {
            throw new AWTException("Invalid layout: " + lm);
        } else {
            GridBagConstraints gbc = getGridBagConstraints(gridX, gridY,
                    gridWidth, gridHeight, fill, anchor);
            gbc.insets = insets;
            ((GridBagLayout) lm).setConstraints(component, gbc);
            container.add(component);
        }
    }

    public static GridBagConstraints getGridBagConstraints(int gridX,
            int gridY, int gridWidth, int gridHeight, int fill, int anchor) {
        GridBagConstraints gbc = new GridBagConstraints();
        gbc.gridx = gridX;
        gbc.gridy = gridY;
        gbc.gridwidth = gridWidth;
        gbc.gridheight = gridHeight;
        gbc.fill = fill;
        gbc.anchor = anchor;

        return gbc;
    }
}

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