import java.awt.*;
import java.awt.event.*;
class Main11 extends Frame {
Main11() {
super("Event example using Java 1.1");
// Create listeners for all components
MouseListener ml = new MouseEventHandler();
MouseMotionListener mml = new MouseMotionEventHandler();
FocusListener fl = new FocusEventHandler();
ComponentListener cpl = new ComponentEventHandler();
KeyListener kl = new KeyEventHandler();
ContainerListener ctl = new ContainerEventHandler();
WindowListener wl = new WindowEventHandler();
// Handles Action, Text, Item and Adjustement events
SemanticEventHandler sl = new SemanticEventHandler();
// Add listeners for frame, this will catch
// events as components are added
addMouseListener(ml);
addMouseMotionListener(mml);
addFocusListener(fl);
addComponentListener(cpl);
addKeyListener(kl);
addContainerListener(ctl);
addWindowListener(wl);
// Menu bar with a menu and menu item.
MenuBar mb = new MenuBar();
Menu m = new Menu("Menu");
CheckboxMenuItem cbm = new CheckboxMenuItem("CheckboxMenuItem");
m.add("MenuItem");
m.add(cbm);
mb.add(m);
setMenuBar(mb);
setLayout(new GridLayout(0, 3));
// checkbox, grouped checkbox, label, text field, scrollbar, button
Checkbox cb1, cb2;
Label label;
TextField textField;
Button button;
MyCanvas canvas;
add(cb1 = new Checkbox("Checkbox"));
add(cb2 = new Checkbox("Checkbox", new CheckboxGroup(), true));
add(label = new Label("label"));
add(textField = new TextField("TextField"));
add(button = new Button("Button"));
add(canvas = new MyCanvas());
// scrollbar
Scrollbar sb = new Scrollbar(Scrollbar.HORIZONTAL);
sb.setValues(50, 50, 0, 100);
add(sb);
// choice
Choice choice = new Choice();
choice.addItem("Choice");
choice.addItem("a choice item");
add(choice);
// list
List list = new List();
list.addItem("List");
list.addItem("a list item");
add(list);
// text area
TextArea textArea = new TextArea("TextArea");
textArea.setSize(100, 50);
add(textArea);
// Add listeners to components
// Checkboxes
cb1.addMouseListener(ml);
cb1.addMouseMotionListener(mml);
cb1.addFocusListener(fl);
cb1.addComponentListener(cpl);
cb1.addKeyListener(kl);
cb1.addItemListener(sl);
cb2.addMouseListener(ml);
cb2.addMouseMotionListener(mml);
cb2.addFocusListener(fl);
cb2.addComponentListener(cpl);
cb2.addKeyListener(kl);
cb2.addItemListener(sl);
// Choice
choice.addMouseListener(ml);
choice.addMouseMotionListener(mml);
choice.addFocusListener(fl);
choice.addComponentListener(cpl);
choice.addKeyListener(kl);
choice.addItemListener(sl);
// Label
label.addMouseListener(ml);
label.addMouseMotionListener(mml);
label.addFocusListener(fl);
label.addComponentListener(cpl);
label.addKeyListener(kl);
// Button
button.addMouseListener(ml);
button.addMouseMotionListener(mml);
button.addFocusListener(fl);
button.addComponentListener(cpl);
button.addKeyListener(kl);
button.addActionListener(sl);
// Scrollbar
sb.addMouseListener(ml);
sb.addMouseMotionListener(mml);
sb.addFocusListener(fl);
sb.addComponentListener(cpl);
sb.addKeyListener(kl);
sb.addAdjustmentListener(sl);
// List
list.addMouseListener(ml);
list.addMouseMotionListener(mml);
list.addFocusListener(fl);
list.addComponentListener(cpl);
list.addKeyListener(kl);
list.addItemListener(sl);
list.addActionListener(sl);
// Text Field
textField.addMouseListener(ml);
textField.addMouseMotionListener(mml);
textField.addFocusListener(fl);
textField.addComponentListener(cpl);
textField.addKeyListener(kl);
textField.addActionListener(sl);
textField.addTextListener(sl);
// Text Area
textArea.addMouseListener(ml);
textArea.addMouseMotionListener(mml);
textArea.addFocusListener(fl);
textArea.addComponentListener(cpl);
textArea.addKeyListener(kl);
textArea.addTextListener(sl);
// canvas
canvas.addMouseListener(ml);
canvas.addMouseMotionListener(mml);
canvas.addFocusListener(fl);
canvas.addComponentListener(cpl);
canvas.addKeyListener(kl);
// Checkbox Menu
cbm.addItemListener(sl);
cbm.addActionListener(sl);
// Menu
m.addActionListener(sl);
pack();
show();
}
class MouseEventHandler implements MouseListener {
void printEvent(MouseEvent evt) {
System.out.print(" ("+evt.getX()+" "+evt.getY()+") w(");
System.out.println(evt.getWhen()+")");
System.out.print("m("+evt.getModifiers()+")"+" c(");
System.out.println(evt.getClickCount()+")");
}
public void mouseClicked(MouseEvent evt) {
System.out.print(" ("+evt.getX()+" "+evt.getY()+") w(");
System.out.print("MOUSE_CLICKED");
printEvent(evt);
}
public void mousePressed(MouseEvent evt) {
System.out.print(" ("+evt.getX()+" "+evt.getY()+") w(");
System.out.print("MOUSE_DOWN");
printEvent(evt);
}
public void mouseReleased(MouseEvent evt) {
System.out.print(" ("+evt.getX()+" "+evt.getY()+") w(");
System.out.print("MOUSE_UP");
printEvent(evt);
}
public void mouseEntered(MouseEvent evt) {
System.out.print(" ("+evt.getX()+" "+evt.getY()+") w(");
System.out.print("MOUSE_ENTER");
printEvent(evt);
}
public void mouseExited(MouseEvent evt) {
System.out.print(" ("+evt.getX()+" "+evt.getY()+") w(");
System.out.print("MOUSE_EXIT");
printEvent(evt);
}
}
class MouseMotionEventHandler implements MouseMotionListener {
void printEvent(MouseEvent evt) {
System.out.print(" ("+evt.getX()+" "+evt.getY()+") w(");
System.out.println(evt.getWhen()+")");
System.out.print("m("+evt.getModifiers()+")"+" c(");
System.out.println(evt.getClickCount()+")");
}
public void mouseDragged(MouseEvent evt) {
System.out.print(evt.getSource().getClass() + " ");
System.out.print("MOUSE_DRAG");
printEvent(evt);
}
public void mouseMoved(MouseEvent evt) {
System.out.print(evt.getSource().getClass() + " ");
System.out.print("MOUSE_MOVE");
printEvent(evt);
}
}
// Implements methods for Action, Text, Item, Adjustment
class SemanticEventHandler implements ActionListener, ItemListener,
TextListener, AdjustmentListener {
public void actionPerformed(ActionEvent evt) {
System.out.print(evt.getSource().getClass() + " ");
System.out.print("ACTION_EVENT");
System.out.println(" cmd(" + evt.getActionCommand() + ")");
}
public void itemStateChanged(ItemEvent evt) {
Sy
JAVA图形编程
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2008-06-18
16:35:34
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收藏 407KB RAR 举报
JAVA图形编程 （397个子文件） 
Vcalculator.java.bak 5KB ActionListen_1.java.bak 1KB ActionListen.java.bak 1KB Vcalculator.class 5KB Main.class 5KB Main.class 4KB Main11.class 4KB Main.class 4KB TypingTutor.class 4KB Main.class 3KB InfestedComponent.class 3KB BlockImageDecoder.class 3KB Main.class 3KB FlatClassLoader.class 3KB Main11$SemanticEventHandler.class 3KB Main.class 3KB Main.class 3KB ImageCanvas.class 3KB MainButton.class 2KB Main11$WindowEventHandler.class 2KB Main.class 2KB Main.class 2KB Main.class 2KB Main.class 2KB MainCanvas.class 2KB Main.class 2KB Main11$MouseEventHandler.class 2KB Main.class 2KB ActionListen_1.class 2KB ImageInfoGrabber.class 2KB Main.class 2KB CharDisplay.class 2KB Main.class 2KB Main.class 2KB Main.class 2KB Main.class 2KB SomeDatagramSocketImpl.class 2KB Main11$KeyEventHandler.class 2KB ActionListen.class 2KB FlipFilter.class 2KB Main.class 2KB MyFrame.class 2KB Main.class 2KB Main11$ComponentEventHandler.class 2KB Main.class 2KB Main11$MouseMotionEventHandler.class 2KB Main.class 2KB Main.class 2KB Main.class 2KB Main.class 2KB Main.class 2KB MyTextArea.class 2KB Main.class 2KB Main.class 2KB Main.class 2KB Main11$ContainerEventHandler.class 2KB Main.class 2KB FrameManager.class 2KB MessageDialog.class 2KB KeyButton.class 2KB Main.class 2KB Main.class 2KB Main.class 2KB Main.class 2KB Main.class 2KB Main.class 2KB Main.class 2KB Main.class 2KB Main$KeyEventHandler.class 2KB Main.class 2KB Main.class 2KB Main$MouseEventHandler.class 2KB LargeChar.class 2KB Main11$FocusEventHandler.class 2KB Main.class 2KB SlaveFrame.class 2KB Main.class 2KB Main$KeyEventHandler.class 1KB Main.class 1KB Main.class 1KB Main.class 1KB Main$MouseMotionEventHandler.class 1KB Main.class 1KB Main.class 1KB Main.class 1KB Main.class 1KB Main.class 1KB ImageCanvas.class 1KB Main.class 1KB Main.class 1KB Main.class 1KB Main.class 1KB Main.class 1KB Main$MouseMotionEventHandler.class 1KB ImageCanvas$MouseEventHandler.class 1KB CharDisplay$MouseEventHandler.class 1KB ImageObserverSpy.class 1KB TypingTutor$KeyEventHandler.class 1KB Main.class 1KB Main.class 1KB共 397 条
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