в 17:44, 31 мая 2010

2010-05-31T17:44:27Z

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2010-05-31T15:32:11Z

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== Get all windows with Frame.getFrames() ==



<source lang="java">
import java.awt.Frame;
import java.awt.Window;
import javax.swing.JDialog;
import javax.swing.JFrame;
public class MainClass {
public static void main(String[] args) {
JDialog d1 = new JDialog((JFrame) null, "Dialog 1");
d1.setName("Dialog 1");
JDialog d2 = new JDialog((Window) null, "Dialog 2");
d2.setName("Dialog 2");
Frame f = new Frame();
f.setName("Frame 1");
Window w1 = new Window(f);
w1.setName("Window 1");
Window w2 = new Window(null);
w2.setName("Window 2");
System.out.println("FRAME WINDOWS");
Frame[] frames = Frame.getFrames();
for (Frame frame : frames)
System.out.println(frame.getName() + ": " + frame.getClass());
}
}</source>



== Get Owning Frame for Component ==



<source lang="java">
/*
* Copyright (C) 2001-2004 Colin Bell
* colbell@users.sourceforge.net
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/

import java.awt.ruponent;
import java.awt.Frame;
import javax.swing.SwingUtilities;
/**
* Common GUI utilities accessed via static methods.
*
* @author
*/
public class GUIUtils {
/**
* Return the owning <CODE>Frame</CODE> for the passed component of <CODE>null</CODE>
* if it doesn"t have one.
*
* @throws IllegalArgumentException
* If <TT>wind</TT> is <TT>null</TT>.
*/
public static Frame getOwningFrame(Component comp) {
if (comp == null) {
throw new IllegalArgumentException("null Component passed");
}
if (comp instanceof Frame) {
return (Frame) comp;
}
return getOwningFrame(SwingUtilities.windowForComponent(comp));
}
}</source>



== Set Frame Location Relative To ==



<source lang="java">
import javax.swing.*;
import java.awt.*;
/**
* @author Adrian BER (beradrian@yahoo.ru)
*/
public class UIUtilities {

public static void setFrameLocationRelativeTo(JFrame f, Component c) {
if (c == null) {
// Setting the position of the dialog on the center of the screen
// in 1.4 should be replaced by
// f.setLocationRelativeTo(null);
Dimension d = Toolkit.getDefaultToolkit().getScreenSize();
f.setLocation((int)d.getWidth()/2 - (int)f.getPreferredSize().getWidth()/2,
(int)d.getHeight()/2 - (int)f.getPreferredSize().getHeight()/2);
}
}
}</source>

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