Here you can find the source of createButtonFooter(JButton ok, JButton cancel)
Parameter | Description |
---|---|
ok | The OK button. |
cancel | The Cancel button. |
public static final Container createButtonFooter(JButton ok, JButton cancel)
//package com.java2s; /*/*from w ww .j av a 2 s . c o m*/ * 09/08/2005 * * UIUtil.java - Utility methods for org.fife.ui classes. * Copyright (C) 2005 Robert Futrell * http://fifesoft.com/rtext * Licensed under a modified BSD license. * See the included license file for details. */ import java.awt.BorderLayout; import java.awt.ComponentOrientation; import java.awt.Container; import java.awt.Dimension; import java.awt.GridLayout; import javax.swing.BorderFactory; import javax.swing.JButton; import javax.swing.JPanel; public class Main { /** * Buttons look better when they have a minimum width. Windows does this * automatically, for example. */ private static final int DEFAULT_BUTTON_SIZE = 85; /** * Creates a "footer" containing two buttons (typically OK and Cancel) * for a dialog. * * @param ok The OK button. * @param cancel The Cancel button. * @return The footer component for the dialog. * @see #createButtonFooter(Container) */ public static final Container createButtonFooter(JButton ok, JButton cancel) { return createButtonFooter(ok, cancel, -1); } /** * Creates a "footer" containing two buttons (typically OK and Cancel) * for a dialog. * * @param ok The OK button. * @param cancel The Cancel button. * @param topPadding The amount of padding to place above the buttons. If * this is less than <code>0</code>, a default value of 10 pixels * is used. * @return The footer component for the dialog. * @see #createButtonFooter(Container) */ public static final Container createButtonFooter(JButton ok, JButton cancel, int topPadding) { JPanel temp = new JPanel(new GridLayout(1, 2, 5, 5)); temp.add(ok); temp.add(cancel); // The GridLayout forces the two buttons to be the same size, so we // ensure that at least one of the buttons is >= 85 pixels. Dimension prefSize = ok.getPreferredSize(); if (prefSize.width < DEFAULT_BUTTON_SIZE) { ensureDefaultButtonWidth(cancel); } return createButtonFooter(temp, topPadding); } /** * Creates a "footer" component, typically containing buttons, for a * dialog. * * @param buttons The container of buttons, or whatever components that * should be in the footer component. * @return The footer component for the dialog. * @see #createButtonFooter(JButton, JButton) */ public static final Container createButtonFooter(Container buttons) { return createButtonFooter(buttons, -1); } /** * Creates a "footer" component, typically containing buttons, for a * dialog. * * @param buttons The container of buttons, or whatever components that * should be in the footer component. * @param topPadding The amount of padding to place above the buttons. If * this is less than <code>0</code>, a default value of 10 pixels * is used. * @return The footer component for the dialog. * @see #createButtonFooter(JButton, JButton) * @see #createButtonFooter(Container, int, int) */ public static final Container createButtonFooter(Container buttons, int topPadding) { return createButtonFooter(buttons, topPadding, -1); } /** * Creates a "footer" component, typically containing buttons, for a * dialog. * * @param buttons The container of buttons, or whatever components that * should be in the footer component. * @param topPadding The amount of padding to place above the buttons. If * this is less than <code>0</code>, a default value of 10 pixels * is used. * @param sidePadding The amount of padding to place to the side of the * buttons. If this is less than <code>0</code>, a default value of * 8 pixels is used. * @return The footer component for the dialog. * @see #createButtonFooter(JButton, JButton) * @see #createButtonFooter(Container, int) */ public static final Container createButtonFooter(Container buttons, int topPadding, int sidePadding) { if (topPadding < 0) { topPadding = 10; } if (sidePadding < 0) { sidePadding = 8; } // If it's just a single button, size it if (buttons instanceof JButton) { JButton button = (JButton) buttons; Dimension preferredSize = button.getPreferredSize(); if (preferredSize.width < DEFAULT_BUTTON_SIZE) { preferredSize.width = DEFAULT_BUTTON_SIZE; button.setPreferredSize(preferredSize); } } JPanel panel = new JPanel(new BorderLayout()); ComponentOrientation o = buttons.getComponentOrientation(); int left = o.isLeftToRight() ? 0 : sidePadding; int right = o.isLeftToRight() ? sidePadding : 0; panel.setBorder(BorderFactory.createEmptyBorder(topPadding, left, 0, right)); panel.add(buttons, BorderLayout.LINE_END); return panel; } /** * Ensures a button has a specific minimum width, similar to what Windows * does. This usually makes the UI look a little better, especially with * small buttons such as those displaying an "OK" label, for example. * * @param button The button to possibly elongate. * @see #ensureButtonWidth(JButton, int) */ public static final void ensureDefaultButtonWidth(JButton button) { ensureButtonWidth(button, DEFAULT_BUTTON_SIZE); } /** * Ensures a button has a specific minimum width. This can be useful if * you have a dialog with very small-labeled buttons, such as "OK", for * example. Often, very small buttons look unprofessional, so artificially * widening them helps. * * @param button The button to possibly elongate. * @param width The minimum (preferred) width for the button. * @see #ensureDefaultButtonWidth(JButton) */ public static final void ensureButtonWidth(JButton button, int width) { Dimension prefSize = button.getPreferredSize(); if (prefSize.width < width) { prefSize.width = width; button.setPreferredSize(prefSize); } } }