270 lines
6.4 KiB
Java
270 lines
6.4 KiB
Java
/*
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Copyright 2006 Rene Grothmann, modified by Eric Hakenholz
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This file is part of C.a.R. software.
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C.a.R. is a free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, version 3 of the License.
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C.a.R. is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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package rene.gui;
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import java.awt.Dimension;
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import java.awt.Frame;
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import java.awt.Image;
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import java.awt.MediaTracker;
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import java.awt.Point;
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import java.awt.Toolkit;
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import java.awt.event.ActionEvent;
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import java.awt.event.ActionListener;
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import java.awt.event.FocusEvent;
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import java.awt.event.FocusListener;
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import java.awt.event.WindowEvent;
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import java.awt.event.WindowListener;
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import java.io.InputStream;
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import java.util.Hashtable;
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class ToFrontDelay extends Thread {
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CloseFrame F;
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final int Delay = 500;
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public ToFrontDelay(final CloseFrame f) {
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F = f;
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start();
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}
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@Override
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public void run() {
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try {
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sleep(Delay);
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} catch (final Exception e) {
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}
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F.toFront();
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F.requestFocus();
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}
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}
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/**
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* A Frame, which can be closed with the close button in the window frame.
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* <p>
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* This frame may set an icon. The icon file must be a GIF with 16x16 dots in
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* 256 colors. We use the simple method, which does not work in the Netscape
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* browser.
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* <p>
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* This Frame is a DoActionListener. Thus it is possible to use TextFieldAction
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* etc. in it. Override doAction(String) and itemAction(String,boolean) to react
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* on events.
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* <p>
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* Sometimes the Frame wants to set the focus to a certain text field. To
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* support this, override focusGained().
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*/
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public class CloseFrame extends javax.swing.JFrame implements WindowListener,
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ActionListener, DoActionListener, FocusListener {
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/**
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*
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*/
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private static final long serialVersionUID = 1L;
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public CloseFrame(final String s) {
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super(s);
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addWindowListener(this);
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addFocusListener(this);
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}
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public CloseFrame() {
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addWindowListener(this);
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addFocusListener(this);
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}
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public void windowActivated(final WindowEvent e) {
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}
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public void windowClosed(final WindowEvent e) {
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}
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public void windowClosing(final WindowEvent e) {
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if (close())
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doclose();
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}
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public void windowDeactivated(final WindowEvent e) {
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}
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public void windowDeiconified(final WindowEvent e) {
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}
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public void windowIconified(final WindowEvent e) {
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}
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public void windowOpened(final WindowEvent e) {
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}
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/**
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* @return if the frame should close now.
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*/
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public boolean close() {
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return true;
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}
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public void actionPerformed(final ActionEvent e) {
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doAction(e.getActionCommand());
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}
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public void doAction(final String o) {
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if ("Close".equals(o) && close())
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doclose();
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}
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/**
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* Closes the frame. Override, if necessary, and call super.doclose().
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*/
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public void doclose() {
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setMenuBar(null); // for Linux ?!
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setVisible(false);
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// Because of a bug in Linux Java 1.4.2 etc.
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// dispose in a separate thread.
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final Thread t = new Thread() {
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@Override
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public void run() {
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// Global.disposeCurrentJZF();
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}
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};
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t.start();
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}
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public void itemAction(final String o, final boolean flag) {
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}
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// the icon things
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static Hashtable Icons = new Hashtable();
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public void seticon(final String file) {
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try {
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final Object o = Icons.get(file);
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if (o == null) {
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Image i;
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final InputStream in = getClass().getResourceAsStream(
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"/" + file);
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int pos = 0;
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int n = in.available();
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final byte b[] = new byte[20000];
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while (n > 0) {
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final int k = in.read(b, pos, n);
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if (k < 0)
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break;
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pos += k;
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n = in.available();
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}
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i = Toolkit.getDefaultToolkit().createImage(b, 0, pos);
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final MediaTracker T = new MediaTracker(this);
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T.addImage(i, 0);
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T.waitForAll();
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Icons.put(file, i);
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setIconImage(i);
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} else {
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setIconImage((Image) o);
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}
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} catch (final Exception e) {
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}
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}
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/**
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* Override to set the focus somewhere.
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*/
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public void focusGained(final FocusEvent e) {
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}
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public void focusLost(final FocusEvent e) {
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}
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/**
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* Note window position in Global.
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*/
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public void notePosition(final String name) {
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final Point l = getLocation();
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final Dimension d = getSize();
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Global.setParameter(name + ".x", l.x);
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Global.setParameter(name + ".y", l.y);
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Global.setParameter(name + ".w", d.width);
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if (d.height - Global.getParameter(name + ".h", 0) != 19)
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// works around a bug in Windows
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Global.setParameter(name + ".h", d.height);
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if ((getExtendedState() & Frame.MAXIMIZED_BOTH) != 0)
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Global.setParameter(name + ".maximized", true);
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else
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Global.removeParameter(name + ".maximized");
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}
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/**
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* Set window position and size.
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*/
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public void setPosition(final String name) {
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if (Global.getParameter(name + ".maximized", false)) {
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setExtendedState(Frame.MAXIMIZED_BOTH);
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return;
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}
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final Point l = getLocation();
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final Dimension d = getSize();
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final Dimension dscreen = getToolkit().getScreenSize();
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int x = Global.getParameter(name + ".x", l.x);
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int y = Global.getParameter(name + ".y", l.y);
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int w = Global.getParameter(name + ".w", d.width);
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int h = Global.getParameter(name + ".h", d.height);
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if (w > dscreen.width)
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w = dscreen.width;
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if (h > dscreen.height)
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h = dscreen.height;
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if (x < 0)
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x = 0;
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if (x + w > dscreen.width)
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x = dscreen.width - w;
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if (y < 0)
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y = 0;
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if (y + h > dscreen.height)
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y = dscreen.height - h;
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setLocation(x, y);
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setSize(w, h);
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}
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public void front() {
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new ToFrontDelay(this);
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}
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public void center() {
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final Dimension dscreen = getToolkit().getScreenSize();
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final Dimension d = getSize();
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setLocation((dscreen.width - d.width) / 2,
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(dscreen.height - d.height) / 2);
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}
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public void centerOut(final Frame f) {
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final Dimension si = f.getSize(), d = getSize(), dscreen = getToolkit()
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.getScreenSize();
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final Point lo = f.getLocation();
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int x = lo.x + si.width - getSize().width + 20;
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int y = lo.y + si.height / 2 + 40;
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if (x + d.width > dscreen.width)
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x = dscreen.width - d.width - 10;
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if (x < 10)
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x = 10;
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if (y + d.height > dscreen.height)
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y = dscreen.height - d.height - 10;
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if (y < 10)
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y = 10;
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setLocation(x, y);
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}
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}
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