JDK 1.1 Source Code Directory
JDK 1.1 source code directory contains Java source code for JDK 1.1 core classes:
"C:\fyicenter\jdk-1.1.8\src".
Here is the list of Java classes of the JDK 1.1 source code:
✍: FYIcenter
⏎ java/awt/Window.java
/*
* @(#)Window.java 1.79 01/12/10
*
* Copyright 2002 Sun Microsystems, Inc. All rights reserved.
* SUN PROPRIETARY/CONFIDENTIAL. Use is subject to license terms.
*/
package java.awt;
import java.awt.peer.WindowPeer;
import java.awt.event.*;
import java.util.Vector;
import java.util.Locale;
import java.io.Serializable;
import java.io.ObjectOutputStream;
import java.io.ObjectInputStream;
import java.io.IOException;
import sun.awt.im.InputContext;
/**
* A <code>Window</code> object is a top-level window with no borders and no
* menubar. It could be used to implement a pop-up menu.
* The default layout for a window is <code>BorderLayout</code>.
* A <code>Window</code> object blocks input to other application
* windows when it is shown.
* <p>
* Windows are capable of generating the following window events:
* WindowOpened, WindowClosed.
*
* @version 1.79, 12/10/01
* @author Sami Shaio
* @author Arthur van Hoff
* @see WindowEvent
* @see #addWindowListener
* @see java.awt.BorderLayout
* @since JDK1.0
*/
public class Window extends Container {
String warningString;
static final int OPENED = 0x01;
int state;
transient WindowListener windowListener;
private transient boolean active;
transient InputContext inputContext;
private FocusManager focusMgr;
private static final String base = "win";
private static int nameCounter = 0;
/*
* JDK 1.1 serialVersionUID
*/
private static final long serialVersionUID = 4497834738069338734L;
Window() {
setWarningString();
this.cursor = Cursor.getPredefinedCursor(Cursor.DEFAULT_CURSOR);
this.focusMgr = new FocusManager(this);
this.visible = false;
}
/**
* Construct a name for this component. Called by getName() when the
* name is null.
*/
String constructComponentName() {
return base + nameCounter++;
}
/**
* Constructs a new invisible window.
* <p>
* The window is not initially visible. Call the <code>show</code>
* method to cause the window to become visible.
* @param parent the main application frame.
* @see java.awt.Window#show
* @see java.awt.Component#setSize
* @since JDK1.0
*/
public Window(Frame parent) {
this();
if (parent == null) {
throw new IllegalArgumentException("null parent frame");
}
this.parent = parent;
parent.addOwnedWindow(this);
setLayout(new BorderLayout());
}
/**
* Creates the Window's peer. The peer allows us to modify the
* appearance of the Window without changing its functionality.
*/
public void addNotify() {
synchronized (getTreeLock()) {
if (peer == null) {
peer = getToolkit().createWindow(this);
}
super.addNotify();
}
}
/**
* Causes subcomponents of this window to be laid out at their
* preferred size.
* @since JDK1.0
*/
public void pack() {
Container parent = this.parent;
if (parent != null && parent.getPeer() == null) {
parent.addNotify();
}
if (peer == null) {
addNotify();
}
setSize(getPreferredSize());
validate();
}
/**
* Shows this window, and brings it to the front.
* <p>
* If this window is not yet visible, <code>show</code>
* makes it visible. If this window is already visible,
* then this method brings it to the front.
* @see java.awt.Window#toFront
* @see java.awt.Component#setVisible
* @since JDK1.0
*/
public void show() {
Container parent = this.parent;
if (parent != null && parent.getPeer() == null) {
parent.addNotify();
}
if (peer == null) {
addNotify();
}
validate();
if (visible) {
toFront();
} else {
super.show();
}
// If first time shown, generate WindowOpened event
if ((state & OPENED) == 0) {
postWindowEvent(WindowEvent.WINDOW_OPENED);
state |= OPENED;
}
}
synchronized void postWindowEvent(int id) {
if (windowListener != null ||
(eventMask & AWTEvent.WINDOW_EVENT_MASK) != 0) {
WindowEvent e = new WindowEvent(this, id);
Toolkit.getEventQueue().postEvent(e);
}
}
/**
* Disposes of this window. This method must
* be called to release the resources that
* are used for the window.
* @since JDK1.0
*/
public void dispose() {
synchronized (getTreeLock()) {
if (inputContext != null) {
InputContext toDispose = inputContext;
inputContext = null;
toDispose.dispose();
}
hide();
removeNotify();
if (parent != null) {
Frame parent = (Frame) this.parent;
parent.removeOwnedWindow(this);
}
postWindowEvent(WindowEvent.WINDOW_CLOSED);
}
}
/**
* Brings this window to the front.
* Places this window at the top of the stacking order and
* shows it in front of any other windows.
* @see java.awt.Window#toBack
* @since JDK1.0
*/
public void toFront() {
WindowPeer peer = (WindowPeer)this.peer;
if (peer != null) {
peer.toFront();
}
}
/**
* Sends this window to the back.
* Places this window at the bottom of the stacking order and
* makes the corresponding adjustment to other visible windows.
* @see java.awt.Window#toFront
* @since JDK1.0
*/
public void toBack() {
WindowPeer peer = (WindowPeer)this.peer;
if (peer != null) {
peer.toBack();
}
}
/**
* Returns the toolkit of this frame.
* @return the toolkit of this window.
* @see java.awt.Toolkit
* @see java.awt.Toolkit#getDefaultToolkit()
* @see java.awt.Component#getToolkit()
* @since JDK1.0
*/
public Toolkit getToolkit() {
return Toolkit.getDefaultToolkit();
}
/**
* Gets the warning string that is displayed with this window.
* If this window is insecure, the warning string is displayed
* somewhere in the visible area of the window. A window is
* insecure if there is a security manager, and the security
* manager's <code>checkTopLevelWindow</code> method returns
* <code>false</code> when this window is passed to it as an
* argument.
* <p>
* If the window is secure, then <code>getWarningString</code>
* returns <code>null</code>. If the window is insecure, this
* method checks for the system property
* <code>awt.appletWarning</code>
* and returns the string value of that property.
* @return the warning string for this window.
* @see java.lang.SecurityManager#checkTopLevelWindow(java.lang.Object)
* @since JDK1.0
*/
public final String getWarningString() {
return warningString;
}
private void setWarningString() {
warningString = null;
SecurityManager sm = System.getSecurityManager();
if (sm != null) {
if (!sm.checkTopLevelWindow(this)) {
warningString = System.getProperty("awt.appletWarning",
"Warning: Applet Window");
}
}
}
/**
* Gets the <code>Locale</code> object that is associated
* with this window, if the locale has been set.
* If no locale has been set, then the default locale
* is returned.
* @return the locale that is set for this window.
* @see java.util.Locale
* @since JDK1.1
*/
public Locale getLocale() {
if (this.locale == null) {
return Locale.getDefault();
}
return this.locale;
}
/**
* Gets the input context for this window. A window always has an input context,
* which is shared by subcomponents unless they create and set their own.
* @see Component#getInputContext
*/
synchronized InputContext getInputContext() {
if (inputContext == null) {
inputContext = InputContext.getInstance();
}
return inputContext;
}
/**
* Set the cursor image to a predefined cursor.
* @param <code>cursor</code> One of the constants defined
* by the <code>Cursor</code> class. If this parameter is null
* then the cursor for this window will be set to the type
* Cursor.DEFAULT_CURSOR .
* @see java.awt.Component#getCursor
* @see java.awt.Cursor
* @since JDK1.1
*/
public synchronized void setCursor(Cursor cursor) {
if (cursor == null) {
cursor = Cursor.getPredefinedCursor(Cursor.DEFAULT_CURSOR);
}
super.setCursor(cursor);
}
/**
* Adds the specified window listener to receive window events from
* this window.
* @param l the window listener
*/
public synchronized void addWindowListener(WindowListener l) {
windowListener = AWTEventMulticaster.add(windowListener, l);
newEventsOnly = true;
}
/**
* Removes the specified window listener so that it no longer
* receives window events from this window.
* @param l the window listener
*/
public synchronized void removeWindowListener(WindowListener l) {
windowListener = AWTEventMulticaster.remove(windowListener, l);
}
// REMIND: remove when filtering is handled at lower level
boolean eventEnabled(AWTEvent e) {
switch(e.id) {
case WindowEvent.WINDOW_OPENED:
case WindowEvent.WINDOW_CLOSING:
case WindowEvent.WINDOW_CLOSED:
case WindowEvent.WINDOW_ICONIFIED:
case WindowEvent.WINDOW_DEICONIFIED:
case WindowEvent.WINDOW_ACTIVATED:
case WindowEvent.WINDOW_DEACTIVATED:
if ((eventMask & AWTEvent.WINDOW_EVENT_MASK) != 0 ||
windowListener != null) {
return true;
}
return false;
default:
break;
}
return super.eventEnabled(e);
}
/**
* Processes events on this window. If the event is an WindowEvent,
* it invokes the processWindowEvent method, else it invokes its
* superclass's processEvent.
* @param e the event
*/
protected void processEvent(AWTEvent e) {
if (e instanceof WindowEvent) {
processWindowEvent((WindowEvent)e);
return;
}
super.processEvent(e);
}
/**
* Processes window events occurring on this window by
* dispatching them to any registered WindowListener objects.
* NOTE: This method will not be called unless window events
* are enabled for this component; this happens when one of the
* following occurs:
* a) A WindowListener object is registered via addWindowListener()
* b) Window events are enabled via enableEvents()
* @see Component#enableEvents
* @param e the window event
*/
protected void processWindowEvent(WindowEvent e) {
if (windowListener != null) {
switch(e.getID()) {
case WindowEvent.WINDOW_OPENED:
windowListener.windowOpened(e);
break;
case WindowEvent.WINDOW_CLOSING:
windowListener.windowClosing(e);
break;
case WindowEvent.WINDOW_CLOSED:
windowListener.windowClosed(e);
break;
case WindowEvent.WINDOW_ICONIFIED:
windowListener.windowIconified(e);
break;
case WindowEvent.WINDOW_DEICONIFIED:
windowListener.windowDeiconified(e);
break;
case WindowEvent.WINDOW_ACTIVATED:
windowListener.windowActivated(e);
break;
case WindowEvent.WINDOW_DEACTIVATED:
windowListener.windowDeactivated(e);
break;
default:
break;
}
}
}
/* Handle TAB and Shift-TAB events. */
private boolean handleTabEvent(KeyEvent e) {
if (e.getKeyCode() != '\t' || (e.getSource() instanceof TextArea)) {
return false;
}
if ((e.getModifiers() & ~InputEvent.SHIFT_MASK) > 0) {
return false;
}
int id = e.getID();
if (id == KeyEvent.KEY_RELEASED || id == KeyEvent.KEY_TYPED) {
return true;
}
if (e.isShiftDown()) {
return focusMgr.focusPrevious();
} else {
return focusMgr.focusNext();
}
}
void preProcessKeyEvent(KeyEvent e) {
// Dump the list of child windows to System.out.
if (e.isActionKey() && e.getKeyCode() == KeyEvent.VK_F1 &&
e.isControlDown() && e.isShiftDown()) {
list(System.out, 0);
}
}
void postProcessKeyEvent(KeyEvent e) {
if (handleTabEvent(e)) {
e.consume();
return;
}
}
void setFocusOwner(Component c) {
focusMgr.setFocusOwner(c);
}
void transferFocus(Component base) {
nextFocus(base);
}
boolean isActive() {
return active;
}
/**
* Returns the child component of this Window which has focus if and
* only if this Window is active.
* @return the component with focus, or null if no children have focus
* assigned to them.
*/
public Component getFocusOwner() {
if (active)
return focusMgr.getFocusOwner();
else
return null;
}
/**
* @deprecated As of JDK version 1.1,
* replaced by <code>transferFocus(Component)</code>.
*/
void nextFocus(Component base) {
focusMgr.focusNext(base);
}
/*
* Dispatches an event to this window or one of its sub components.
* @param e the event
*/
void dispatchEventImpl(AWTEvent e) {
switch(e.getID()) {
case FocusEvent.FOCUS_GAINED:
setFocusOwner(this);
break;
case ComponentEvent.COMPONENT_RESIZED:
invalidate();
validate();
repaint();
break;
case WindowEvent.WINDOW_ACTIVATED:
active = true;
/*
Calling this messes up focus on Solaris
focusMgr.activateFocus();
*/
break;
case WindowEvent.WINDOW_DEACTIVATED:
active = false;
break;
default:
break;
}
super.dispatchEventImpl(e);
}
/**
* @deprecated As of JDK version 1.1
* replaced by <code>dispatchEvent(AWTEvent)</code>.
*/
public boolean postEvent(Event e) {
if (handleEvent(e)) {
e.consume();
return true;
}
return false;
}
/**
* Checks if this Window is showing on screen.
* @see java.awt.Component#setVisible(boolean)
*/
public boolean isShowing() {
return visible;
}
/* Serialization support. If there's a MenuBar we restore
* its (transient) parent field here.
*/
private int windowSerializedDataVersion = 1;
private void writeObject(ObjectOutputStream s)
throws IOException
{
s.defaultWriteObject();
AWTEventMulticaster.save(s, windowListenerK, windowListener);
s.writeObject(null);
}
private void readObject(ObjectInputStream s)
throws ClassNotFoundException, IOException
{
s.defaultReadObject();
Object keyOrNull;
while(null != (keyOrNull = s.readObject())) {
String key = ((String)keyOrNull).intern();
if (windowListenerK == key)
addWindowListener((WindowListener)(s.readObject()));
else // skip value for unrecognized key
s.readObject();
}
setWarningString();
}
}
class FocusManager implements java.io.Serializable {
Container focusRoot;
Component focusOwner; //Bug #4101153 : a backout for b fix made for
//bug # 4092347
/*
* JDK 1.1 serialVersionUID
*/
static final long serialVersionUID = 2491878825643557906L;
FocusManager(Container cont) {
focusRoot = cont;
}
/* Re-activate the last component with focus if it is still
* visible and active.
* If no component had focus yet, assign it to first component
* capable of receiving it (visible, active, focusable).
* If no visible, active, focusable components are present,
* assign focus to the focus root.
*/
void activateFocus() {
boolean assigned = false;
if (focusOwner != null) {
if ((assigned = assignFocus(focusOwner, false)) != true) {
assigned = focusNext(focusOwner);
}
} else {
// assign to first component capable of taking it
assigned = focusForward(focusRoot);
}
if (!assigned) {
focusRoot.requestFocus();
}
}
synchronized void setFocusOwner(Component c) {
focusOwner = c;
}
Component getFocusOwner() {
return focusOwner;
}
boolean focusNext() {
return focusNext(focusOwner);
}
boolean focusNext(Component base) {
synchronized (focusRoot.getTreeLock()) { // BUGID4067845
Component target = base;
if (target != null && target.parent != null) {
//System.out.println("FocusManager.focusNext: owner="+focusOwner);
do {
boolean found = false;
Container p = target.parent;
Component c;
for (int i = 0; i < p.ncomponents; i++) {
c = p.component[i];
if (found) {
if (assignFocus(c)) {
return true;
}
if (c instanceof Container &&
c.isVisible() &&
c.isEnabled()) {
if (focusForward((Container)c)) {
return true;
}
}
} else if (c == target) {
found = true;
}
}
target = p;
} while (target != focusRoot && target.parent != null);
}
// wrap-around
if (focusForward(focusRoot)) {
return true;
}
return false;
}
}
boolean focusPrevious() {
return focusPrevious(focusOwner);
}
boolean focusPrevious(Component base) {
synchronized (focusRoot.getTreeLock()) { // BUGID4067845
Component target = base;
if (target != null && target.parent != null) {
do {
boolean found = false;
Container p = target.parent;
Component c;
for (int i = p.ncomponents-1; i >= 0; i--) {
c = p.component[i];
if (found) {
if (assignFocus(c)) {
return true;
}
if (c instanceof Container &&
c.isVisible() &&
c.isEnabled()) {
if (focusBackward((Container)c)) {
return true;
}
}
} else if (c == target) {
found = true;
}
}
target = p;
} while (target != focusRoot);
}
// wrap-around
if (focusBackward(focusRoot)) {
return true;
}
return false;
}
}
boolean assignFocus(Component c) {
return assignFocus(c, true);
}
synchronized boolean assignFocus(Component c, boolean requireTraversable) {
if (c.isVisible() && c.isEnabled() &&
(!requireTraversable || c.isFocusTraversable())) {
//System.out.println("FocusManager.assignFocus: "+c);
c.requestFocus();
return true;
}
return false;
}
synchronized boolean focusForward(Container cont) {
for (int i = 0; i < cont.ncomponents; i++) {
Component c = cont.component[i];
if (assignFocus(c)) {
return true;
}
if (c instanceof Container && c.isVisible() && c.isEnabled()) {
if (focusForward((Container)c)) {
return true;
}
}
}
return false;
}
synchronized boolean focusBackward(Container cont) {
for (int i = cont.ncomponents-1; i >= 0; i--) {
Component c = cont.component[i];
if (assignFocus(c)) {
return true;
}
if (c instanceof Container && c.isVisible() && c.isEnabled()) {
if (focusBackward((Container)c)) {
return true;
}
}
}
return false;
}
}
⏎ java/awt/Window.java
Or download all of them as a single archive file:
File name: jdk-1.1.8-src.zip File size: 1574187 bytes Release date: 2018-11-16 Download
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