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XDesktopDemo.java
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XDesktopDemo.java
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/* Copyright (c) 2008 Stefan Endrullis, All Rights Reserved
*
* 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.
* <p/>
* 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.
*/
package jnacontrib.x11.demos;
import jnacontrib.x11.api.X;
import javax.swing.*;
import javax.swing.event.TableModelListener;
import javax.swing.table.TableModel;
import java.awt.*;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.util.ArrayList;
/**
* Demonstrates some possibilities on your X Window System.
*
* @author Stefan Endrullis
*/
public class XDesktopDemo extends JFrame {
private static final long serialVersionUID = 1L;
public static void main(String[] args) throws X.X11Exception {
new XDesktopDemo();
}
private X.Display display = new X.Display();
private JList desktopList;
private JTable windowTable;
private JButton refreshButton;
private JButton moveWindowToDesktopButton;
private JButton goToDesktopButton;
private JButton moveWindowAndGoToDesktopButton;
private JButton closeWindowButton;
private JButton goToWindowButton;
private JButton showDesktop;
public XDesktopDemo() throws X.X11Exception {
super("XDesktopDemo");
setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
initGui();
refreshDesktopsAndWindows();
pack();
addListeners();
setVisible(true);
printWmInfo();
}
private void printWmInfo() throws X.X11Exception {
X.Window wm = display.getWindowManagerInfo();
System.out.println("wm.getTitle() = " + wm.getTitle());
System.out.println("wm.getWindowClass() = " + wm.getWindowClass());
System.out.println("wm.getPID() = " + wm.getPID());
}
private void addListeners() {
refreshButton.addActionListener(new ActionListener() {
public void actionPerformed(ActionEvent event) {
try {
refreshDesktopsAndWindows();
} catch (X.X11Exception e) {
e.printStackTrace();
}
}
});
goToDesktopButton.addActionListener(new ActionListener() {
public void actionPerformed(ActionEvent event) {
int desktopNr = desktopList.getSelectedIndex();
if (desktopNr >= 0) {
try {
display.switchDesktop(desktopNr);
display.flush();
} catch (X.X11Exception e) {
e.printStackTrace();
}
}
}
});
goToWindowButton.addActionListener(new ActionListener() {
public void actionPerformed(ActionEvent event) {
X.Window window = getSelectedWindow();
try {
window.activate();
display.flush();
} catch (X.X11Exception e) {
e.printStackTrace();
}
}
});
showDesktop.addActionListener(new ActionListener() {
public void actionPerformed(ActionEvent event) {
try {
display.showingDesktop(true);
display.flush();
} catch (X.X11Exception e) {
e.printStackTrace();
}
}
});
moveWindowToDesktopButton.addActionListener(new ActionListener() {
public void actionPerformed(ActionEvent event) {
X.Window window = getSelectedWindow();
try {
window.moveToDesktop(desktopList.getSelectedIndex());
display.flush();
} catch (X.X11Exception e) {
e.printStackTrace();
}
}
});
moveWindowAndGoToDesktopButton.addActionListener(new ActionListener() {
public void actionPerformed(ActionEvent event) {
X.Window window = getSelectedWindow();
try {
window.moveToDesktop(desktopList.getSelectedIndex());
window.activate();
display.flush();
} catch (X.X11Exception e) {
e.printStackTrace();
}
}
});
closeWindowButton.addActionListener(new ActionListener() {
public void actionPerformed(ActionEvent event) {
X.Window window = getSelectedWindow();
try {
window.close();
display.flush();
} catch (X.X11Exception e) {
e.printStackTrace();
}
}
});
}
private X.Window getSelectedWindow() {
WindowTableModel tableModel = (WindowTableModel) windowTable.getModel();
return tableModel.getWindow(windowTable.getSelectedRow());
}
private void refreshDesktopsAndWindows() throws X.X11Exception {
// update desktop list
X.Desktop[] desktops = display.getDesktops();
ArrayList<Object> list = new ArrayList<Object>(desktops.length);
for (int i = 0; i < desktops.length; i++) {
list.add(desktops[i].name);
}
desktopList.clearSelection();
desktopList.setModel(new SimpleListModel(list));
// select active desktop
int activeDesktop = display.getActiveDesktopNumber();
desktopList.setSelectedIndex(activeDesktop);
// update window list
int activeWindowId = display.getActiveWindow().getID();
int activeWindowNumber = -1;
X.Window[] windows = display.getWindows();
String[] head = new String[]{
"ID", "Desktop", "Title",
"X", "Y", "Width", "Height"
};
String[][] data = new String[windows.length][head.length];
for (int i = 0; i < windows.length; i++) {
X.Window window = windows[i];
X.Window.Geometry geo = window.getGeometry();
int windowId = window.getID();
data[i][0] = String.format("0x%08X", new Object[]{new Integer(windowId)});
data[i][1] = "" + window.getDesktop();
data[i][2] = window.getTitle();
data[i][3] = "" + geo.x;
data[i][4] = "" + geo.y;
data[i][5] = "" + geo.width;
data[i][6] = "" + geo.height;
if (windowId == activeWindowId) {
activeWindowNumber = i;
}
}
windowTable.setModel(new WindowTableModel(head, data, windows));
if (activeWindowNumber >= 0) {
windowTable.getSelectionModel().setSelectionInterval(activeWindowNumber, activeWindowNumber);
}
}
private void initGui() {
JPanel mainPanel = new JPanel();
mainPanel.setLayout(new GridBagLayout());
final JPanel panel1 = new JPanel();
panel1.setLayout(new GridBagLayout());
GridBagConstraints gbc;
gbc = new GridBagConstraints();
gbc.gridx = 0;
gbc.gridy = 0;
gbc.weightx = 0.8;
gbc.weighty = 1.0;
gbc.fill = GridBagConstraints.BOTH;
mainPanel.add(panel1, gbc);
panel1.setBorder(BorderFactory.createTitledBorder(BorderFactory.createLoweredBevelBorder(), "Desktops"));
desktopList = new JList();
gbc = new GridBagConstraints();
gbc.gridx = 0;
gbc.gridy = 0;
gbc.weightx = 1.0;
gbc.weighty = 1.0;
gbc.fill = GridBagConstraints.BOTH;
panel1.add(desktopList, gbc);
final JPanel panel2 = new JPanel();
panel2.setLayout(new GridBagLayout());
gbc = new GridBagConstraints();
gbc.gridx = 1;
gbc.gridy = 0;
gbc.weightx = 1.0;
gbc.weighty = 1.0;
gbc.fill = GridBagConstraints.BOTH;
mainPanel.add(panel2, gbc);
panel2.setBorder(BorderFactory.createTitledBorder(BorderFactory.createLoweredBevelBorder(), "Windows"));
final JScrollPane scrollPane1 = new JScrollPane();
gbc = new GridBagConstraints();
gbc.gridx = 0;
gbc.gridy = 0;
gbc.weightx = 1.0;
gbc.weighty = 1.0;
gbc.fill = GridBagConstraints.BOTH;
panel2.add(scrollPane1, gbc);
windowTable = new JTable();
windowTable.setEnabled(true);
scrollPane1.setViewportView(windowTable);
final JPanel panel3 = new JPanel();
panel3.setLayout(new GridBagLayout());
gbc = new GridBagConstraints();
gbc.gridx = 0;
gbc.gridy = 1;
gbc.gridwidth = 2;
gbc.weightx = 1.0;
gbc.weighty = 1.0;
gbc.fill = GridBagConstraints.BOTH;
mainPanel.add(panel3, gbc);
panel3.setBorder(BorderFactory.createTitledBorder(BorderFactory.createLoweredBevelBorder(), "Actions"));
goToDesktopButton = new JButton();
goToDesktopButton.setText("go to desktop");
gbc = new GridBagConstraints();
gbc.gridx = 0;
gbc.gridy = 1;
gbc.gridwidth = 1;
gbc.fill = GridBagConstraints.HORIZONTAL;
panel3.add(goToDesktopButton, gbc);
refreshButton = new JButton();
refreshButton.setText("refresh");
gbc = new GridBagConstraints();
gbc.gridx = 0;
gbc.gridy = 0;
gbc.fill = GridBagConstraints.HORIZONTAL;
panel3.add(refreshButton, gbc);
goToWindowButton = new JButton();
goToWindowButton.setText("go to window");
gbc = new GridBagConstraints();
gbc.gridx = 0;
gbc.gridy = 2;
gbc.fill = GridBagConstraints.HORIZONTAL;
panel3.add(goToWindowButton, gbc);
moveWindowAndGoToDesktopButton = new JButton();
moveWindowAndGoToDesktopButton.setText("move window and go to desktop");
gbc = new GridBagConstraints();
gbc.gridx = 1;
gbc.gridy = 2;
gbc.fill = GridBagConstraints.HORIZONTAL;
panel3.add(moveWindowAndGoToDesktopButton, gbc);
closeWindowButton = new JButton();
closeWindowButton.setText("close window");
gbc = new GridBagConstraints();
gbc.gridx = 0;
gbc.gridy = 3;
gbc.fill = GridBagConstraints.HORIZONTAL;
panel3.add(closeWindowButton, gbc);
moveWindowToDesktopButton = new JButton();
moveWindowToDesktopButton.setText("move window to desktop");
gbc = new GridBagConstraints();
gbc.gridx = 1;
gbc.gridy = 1;
gbc.fill = GridBagConstraints.HORIZONTAL;
panel3.add(moveWindowToDesktopButton, gbc);
showDesktop = new JButton();
showDesktop.setText("show desktop");
gbc = new GridBagConstraints();
gbc.gridx = 1;
gbc.gridy = 0;
gbc.fill = GridBagConstraints.HORIZONTAL;
panel3.add(showDesktop, gbc);
// more attributes
desktopList.setSelectionMode(ListSelectionModel.SINGLE_SELECTION);
windowTable.setSelectionMode(ListSelectionModel.SINGLE_SELECTION);
setContentPane(mainPanel);
}
/**
* A simple ListModel managing a list of objects.
*/
public static class SimpleListModel extends AbstractListModel {
private static final long serialVersionUID = 1L;
private ArrayList<Object> list;
public SimpleListModel(ArrayList<Object> list) {
this.list = list;
}
public int getSize() { return list.size(); }
public Object getElementAt(int i) { return list.get(i); }
}
/**
* A simple TableModel managing an array of Strings.
*/
public static class WindowTableModel implements TableModel {
private String[] head;
private String[][] data;
private X.Window[] windows;
public WindowTableModel(String[] head, String[][] data, X.Window[] windows) {
this.head = head;
this.data = data;
this.windows = windows;
}
public int getRowCount() {
return data.length;
}
public int getColumnCount() {
return head.length;
}
public String getColumnName(int columnIndex) {
return head[columnIndex];
}
public Class getColumnClass(int columnIndex) {
return String.class;
}
public boolean isCellEditable(int rowIndex, int columnIndex) {
return false;
}
public Object getValueAt(int rowIndex, int columnIndex) {
return data[rowIndex][columnIndex];
}
public void setValueAt(Object aValue, int rowIndex, int columnIndex) {
}
public void addTableModelListener(TableModelListener l) {
}
public void removeTableModelListener(TableModelListener l) {
}
public X.Window getWindow(int rowIndex) {
return windows[rowIndex];
}
}
}