в 18:01, 31 мая 2010

2010-05-31T18:01:43Z

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== Detect mouse enter, exit and hover events ==



<source lang="java">

/*
* Control example snippet: detect mouse enter, exit and hover events
*
* For a list of all SWT example snippets see
* http://dev.eclipse.org/viewcvs/index.cgi/%7Echeckout%7E/platform-swt-home/dev.html#snippets
*/
import org.eclipse.swt.SWT;
import org.eclipse.swt.widgets.Display;
import org.eclipse.swt.widgets.Event;
import org.eclipse.swt.widgets.Listener;
import org.eclipse.swt.widgets.Shell;
public class Snippet14 {
public static void main(String[] args) {
Display display = new Display();
Shell shell = new Shell(display);
shell.setSize(100, 100);
shell.addListener(SWT.MouseEnter, new Listener() {
public void handleEvent(Event e) {
System.out.println("ENTER");
}
});
shell.addListener(SWT.MouseExit, new Listener() {
public void handleEvent(Event e) {
System.out.println("EXIT");
}
});
shell.addListener(SWT.MouseHover, new Listener() {
public void handleEvent(Event e) {
System.out.println("HOVER");
}
});
shell.open();
while (!shell.isDisposed()) {
if (!display.readAndDispatch())
display.sleep();
}
display.dispose();
}
}

</source>



== How to implement hover help feedback using the MouseTrackListener ==



<source lang="java">

import java.io.IOException;
import java.io.InputStream;
import java.text.MessageFormat;
import java.util.MissingResourceException;
import java.util.ResourceBundle;
import org.eclipse.swt.SWT;
import org.eclipse.swt.events.DisposeEvent;
import org.eclipse.swt.events.DisposeListener;
import org.eclipse.swt.events.HelpEvent;
import org.eclipse.swt.events.HelpListener;
import org.eclipse.swt.events.MouseAdapter;
import org.eclipse.swt.events.MouseEvent;
import org.eclipse.swt.events.MouseTrackAdapter;
import org.eclipse.swt.graphics.Image;
import org.eclipse.swt.graphics.ImageData;
import org.eclipse.swt.graphics.Point;
import org.eclipse.swt.graphics.Rectangle;
import org.eclipse.swt.layout.FillLayout;
import org.eclipse.swt.layout.GridData;
import org.eclipse.swt.layout.GridLayout;
import org.eclipse.swt.widgets.Button;
import org.eclipse.swt.widgets.ruposite;
import org.eclipse.swt.widgets.Control;
import org.eclipse.swt.widgets.Display;
import org.eclipse.swt.widgets.Item;
import org.eclipse.swt.widgets.Label;
import org.eclipse.swt.widgets.Shell;
import org.eclipse.swt.widgets.Table;
import org.eclipse.swt.widgets.TableItem;
import org.eclipse.swt.widgets.ToolBar;
import org.eclipse.swt.widgets.ToolItem;
import org.eclipse.swt.widgets.Tree;
import org.eclipse.swt.widgets.TreeItem;
import org.eclipse.swt.widgets.Widget;
/**
* This example demonstrates how to implement hover help feedback using the
* MouseTrackListener.
*/
public class HoverHelp {
static final int hhiInformation = 0, hhiWarning = 1;
static final String[] imageLocations = { "information.gif", "warning.gif" };
Image images[];
/**
* Runs main program.
*/
public static void main(String[] args) {
Display display = new Display();
Shell shell = new HoverHelp().open(display);
// Event loop
while (shell != null && !shell.isDisposed()) {
if (!display.readAndDispatch())
display.sleep();
}
// Cleanup
display.dispose();
}
/**
* Opens the main program.
*/
public Shell open(Display display) {
// Load the images
Class clazz = HoverHelp.class;
try {
if (images == null) {
images = new Image[imageLocations.length];
for (int i = 0; i < imageLocations.length; ++i) {
InputStream stream = clazz
.getResourceAsStream(imageLocations[i]);
ImageData source = new ImageData(stream);
ImageData mask = source.getTransparencyMask();
images[i] = new Image(display, source, mask);
try {
stream.close();
} catch (IOException e) {
e.printStackTrace();
}
}
}
} catch (Exception ex) {
System.err.println(getResourceString("error.CouldNotLoadResources",
new Object[] { ex.getMessage() }));
return null;
}
// Create the window
Shell shell = new Shell();
createPartControl(shell);
shell.addDisposeListener(new DisposeListener() {
public void widgetDisposed(DisposeEvent e) {
/* Free resources */
if (images != null) {
for (int i = 0; i < images.length; i++) {
final Image image = images[i];
if (image != null)
image.dispose();
}
images = null;
}
}
});
shell.pack();
shell.open();
return shell;
}
/**
* Gets a string from the resource bundle. We don"t want to crash because of
* a missing String. Returns the key if not found.
*/
public String getResourceString(String key) {
return key;
}
/**
* Gets a string from the resource bundle and binds it with the given
* arguments. If the key is not found, return the key.
*/
public String getResourceString(String key, Object[] args) {
try {
return MessageFormat.format(getResourceString(key), args);
} catch (MissingResourceException e) {
return key;
} catch (NullPointerException e) {
return "!" + key + "!";
}
}
/**
* Creates the example
*/
public void createPartControl(Composite frame) {
final ToolTipHandler tooltip = new ToolTipHandler(frame.getShell());
GridLayout layout = new GridLayout();
layout.numColumns = 3;
frame.setLayout(layout);
ToolBar bar = new ToolBar(frame, SWT.BORDER);
for (int i = 0; i < 5; i++) {
ToolItem item = new ToolItem(bar, SWT.PUSH);
item.setText(getResourceString("ToolItem.text",
new Object[] { new Integer(i) }));
item.setData("TIP_TEXT", getResourceString("ToolItem.tooltip",
new Object[] { item.getText() }));
item.setData("TIP_HELPTEXTHANDLER", new ToolTipHelpTextHandler() {
public String getHelpText(Widget widget) {
Item item = (Item) widget;
return getResourceString("ToolItem.help",
new Object[] { item.getText() });
}
});
}
GridData gridData = new GridData();
gridData.horizontalSpan = 3;
bar.setLayoutData(gridData);
tooltip.activateHoverHelp(bar);
Table table = new Table(frame, SWT.BORDER);
for (int i = 0; i < 4; i++) {
TableItem item = new TableItem(table, SWT.PUSH);
item.setText(getResourceString("Item",
new Object[] { new Integer(i) }));
item.setData("TIP_IMAGE", images[hhiInformation]);
item.setText(getResourceString("TableItem.text",
new Object[] { new Integer(i) }));
item.setData("TIP_TEXT", getResourceString("TableItem.tooltip",
new Object[] { item.getText() }));
item.setData("TIP_HELPTEXTHANDLER", new ToolTipHelpTextHandler() {
public String getHelpText(Widget widget) {
Item item = (Item) widget;
return getResourceString("TableItem.help",
new Object[] { item.getText() });
}
});
}
table.setLayoutData(new GridData(GridData.VERTICAL_ALIGN_FILL));
tooltip.activateHoverHelp(table);
Tree tree = new Tree(frame, SWT.BORDER);
for (int i = 0; i < 4; i++) {
TreeItem item = new TreeItem(tree, SWT.PUSH);
item.setText(getResourceString("Item",
new Object[] { new Integer(i) }));
item.setData("TIP_IMAGE", images[hhiWarning]);
item.setText(getResourceString("TreeItem.text",
new Object[] { new Integer(i) }));
item.setData("TIP_TEXT", getResourceString("TreeItem.tooltip",
new Object[] { item.getText() }));
item.setData("TIP_HELPTEXTHANDLER", new ToolTipHelpTextHandler() {
public String getHelpText(Widget widget) {
Item item = (Item) widget;
return getResourceString("TreeItem.help",
new Object[] { item.getText() });
}
});
}
tree.setLayoutData(new GridData(GridData.VERTICAL_ALIGN_FILL));
tooltip.activateHoverHelp(tree);
Button button = new Button(frame, SWT.PUSH);
button.setText(getResourceString("Hello.text"));
button.setData("TIP_TEXT", getResourceString("Hello.tooltip"));
tooltip.activateHoverHelp(button);
}
/**
* Emulated tooltip handler Notice that we could display anything in a
* tooltip besides text and images. For instance, it might make sense to
* embed large tables of data or buttons linking data under inspection to
* material elsewhere, or perform dynamic lookup for creating tooltip text
* on the fly.
*/
protected static class ToolTipHandler {
private Shell parentShell;
private Shell tipShell;
private Label tipLabelImage, tipLabelText;
private Widget tipWidget; // widget this tooltip is hovering over
private Point tipPosition; // the position being hovered over
/**
* Creates a new tooltip handler
*
* @param parent
* the parent Shell
*/
public ToolTipHandler(Shell parent) {
final Display display = parent.getDisplay();
this.parentShell = parent;
tipShell = new Shell(parent, SWT.ON_TOP | SWT.TOOL);
GridLayout gridLayout = new GridLayout();
gridLayout.numColumns = 2;
gridLayout.marginWidth = 2;
gridLayout.marginHeight = 2;
tipShell.setLayout(gridLayout);
tipShell.setBackground(display
.getSystemColor(SWT.COLOR_INFO_BACKGROUND));
tipLabelImage = new Label(tipShell, SWT.NONE);
tipLabelImage.setForeground(display
.getSystemColor(SWT.COLOR_INFO_FOREGROUND));
tipLabelImage.setBackground(display
.getSystemColor(SWT.COLOR_INFO_BACKGROUND));
tipLabelImage.setLayoutData(new GridData(GridData.FILL_HORIZONTAL
| GridData.VERTICAL_ALIGN_CENTER));
tipLabelText = new Label(tipShell, SWT.NONE);
tipLabelText.setForeground(display
.getSystemColor(SWT.COLOR_INFO_FOREGROUND));
tipLabelText.setBackground(display
.getSystemColor(SWT.COLOR_INFO_BACKGROUND));
tipLabelText.setLayoutData(new GridData(GridData.FILL_HORIZONTAL
| GridData.VERTICAL_ALIGN_CENTER));
}
/**
* Enables customized hover help for a specified control
*
* @control the control on which to enable hoverhelp
*/
public void activateHoverHelp(final Control control) {
/*
* Get out of the way if we attempt to activate the control
* underneath the tooltip
*/
control.addMouseListener(new MouseAdapter() {
public void mouseDown(MouseEvent e) {
if (tipShell.isVisible())
tipShell.setVisible(false);
}
});
/*
* Trap hover events to pop-up tooltip
*/
control.addMouseTrackListener(new MouseTrackAdapter() {
public void mouseExit(MouseEvent e) {
if (tipShell.isVisible())
tipShell.setVisible(false);
tipWidget = null;
}
public void mouseHover(MouseEvent event) {
Point pt = new Point(event.x, event.y);
Widget widget = event.widget;
if (widget instanceof ToolBar) {
ToolBar w = (ToolBar) widget;
widget = w.getItem(pt);
}
if (widget instanceof Table) {
Table w = (Table) widget;
widget = w.getItem(pt);
}
if (widget instanceof Tree) {
Tree w = (Tree) widget;
widget = w.getItem(pt);
}
if (widget == null) {
tipShell.setVisible(false);
tipWidget = null;
return;
}
if (widget == tipWidget)
return;
tipWidget = widget;
tipPosition = control.toDisplay(pt);
String text = (String) widget.getData("TIP_TEXT");
Image image = (Image) widget.getData("TIP_IMAGE");
tipLabelText.setText(text != null ? text : "");
tipLabelImage.setImage(image); // accepts null
tipShell.pack();
setHoverLocation(tipShell, tipPosition);
tipShell.setVisible(true);
}
});
/*
* Trap F1 Help to pop up a custom help box
*/
control.addHelpListener(new HelpListener() {
public void helpRequested(HelpEvent event) {
if (tipWidget == null)
return;
ToolTipHelpTextHandler handler = (ToolTipHelpTextHandler) tipWidget
.getData("TIP_HELPTEXTHANDLER");
if (handler == null)
return;
String text = handler.getHelpText(tipWidget);
if (text == null)
return;
if (tipShell.isVisible()) {
tipShell.setVisible(false);
Shell helpShell = new Shell(parentShell, SWT.SHELL_TRIM);
helpShell.setLayout(new FillLayout());
Label label = new Label(helpShell, SWT.NONE);
label.setText(text);
helpShell.pack();
setHoverLocation(helpShell, tipPosition);
helpShell.open();
}
}
});
}
/**
* Sets the location for a hovering shell
*
* @param shell
* the object that is to hover
* @param position
* the position of a widget to hover over
* @return the top-left location for a hovering box
*/
private void setHoverLocation(Shell shell, Point position) {
Rectangle displayBounds = shell.getDisplay().getBounds();
Rectangle shellBounds = shell.getBounds();
shellBounds.x = Math.max(Math.min(position.x, displayBounds.width
- shellBounds.width), 0);
shellBounds.y = Math.max(Math.min(position.y + 16,
displayBounds.height - shellBounds.height), 0);
shell.setBounds(shellBounds);
}
}
/**
* ToolTip help handler
*/
protected interface ToolTipHelpTextHandler {
/**
* Get help text
*
* @param widget
* the widget that is under help
* @return a help text string
*/
public String getHelpText(Widget widget);
}
}

</source>



== Intercept mouse events (drag a button with the mouse) ==



<source lang="java">

/*
* Composite example snippet: intercept mouse events (drag a button with the mouse)
*
* For a list of all SWT example snippets see
* http://dev.eclipse.org/viewcvs/index.cgi/%7Echeckout%7E/platform-swt-home/dev.html#snippets
*/
import org.eclipse.swt.SWT;
import org.eclipse.swt.graphics.Point;
import org.eclipse.swt.graphics.Rectangle;
import org.eclipse.swt.layout.FillLayout;
import org.eclipse.swt.widgets.Button;
import org.eclipse.swt.widgets.ruposite;
import org.eclipse.swt.widgets.Display;
import org.eclipse.swt.widgets.Event;
import org.eclipse.swt.widgets.Listener;
import org.eclipse.swt.widgets.Shell;
public class Snippet46 {
public static void main (String [] args) {
Display display = new Display ();
final Shell shell = new Shell (display);
final Composite composite = new Composite (shell, SWT.NONE);
composite.setEnabled (false);
composite.setLayout (new FillLayout ());
Button button = new Button (composite, SWT.PUSH);
button.setText ("Button");
composite.pack ();
composite.setLocation (10, 10);
final Point [] offset = new Point [1];
Listener listener = new Listener () {
public void handleEvent (Event event) {
switch (event.type) {
case SWT.MouseDown:
Rectangle rect = composite.getBounds ();
if (rect.contains (event.x, event.y)) {
Point pt1 = composite.toDisplay (0, 0);
Point pt2 = shell.toDisplay (event.x, event.y);
offset [0] = new Point (pt2.x - pt1.x, pt2.y - pt1.y);
}
break;
case SWT.MouseMove:
if (offset [0] != null) {
Point pt = offset [0];
composite.setLocation (event.x - pt.x, event.y - pt.y);
}
break;
case SWT.MouseUp:
offset [0] = null;
break;
}
}
};
shell.addListener (SWT.MouseDown, listener);
shell.addListener (SWT.MouseUp, listener);
shell.addListener (SWT.MouseMove, listener);
shell.setSize (300, 300);
shell.open ();
while (!shell.isDisposed ()) {
if (!display.readAndDispatch ()) display.sleep ();
}
display.dispose ();
}
}

</source>



== Mouse Listener Example ==



<source lang="java">
import org.eclipse.swt.SWT;
import org.eclipse.swt.events.MouseEvent;
import org.eclipse.swt.events.MouseListener;
import org.eclipse.swt.graphics.Image;
import org.eclipse.swt.widgets.Display;
import org.eclipse.swt.widgets.Label;
import org.eclipse.swt.widgets.Shell;
public class MouseListenerExample {
final Display d;
final Shell s;
public MouseListenerExample() {
d = new Display();
s = new Shell(d);
s.setSize(250, 200);

s.setText("A MouseListener Example");
s.open();
s.addMouseListener(new MouseListener() {
public void mouseDown(MouseEvent e) {
Label l = new Label(s, SWT.FLAT);
l.setText("Mouse Button Down at:" + e.x + " " + e.y);
l.setBounds(e.x, e.y, 150, 15);
}
public void mouseUp(MouseEvent e) {
Label l = new Label(s, SWT.FLAT);
l.setText("Mouse Button up at:" + e.x + " " + e.y);
l.setBounds(e.x, e.y, 150, 15);
}
public void mouseDoubleClick(MouseEvent e) {
}
});
while (!s.isDisposed()) {
if (!d.readAndDispatch())
d.sleep();
}
d.dispose();
}
public static void main() {
new MouseListenerExample();
}
}

</source>



== Mouse Move Listener Example ==



<source lang="java">
import java.util.Random;
import org.eclipse.swt.SWT;
import org.eclipse.swt.events.MouseEvent;
import org.eclipse.swt.events.MouseMoveListener;
import org.eclipse.swt.graphics.Image;
import org.eclipse.swt.graphics.Point;
import org.eclipse.swt.widgets.Button;
import org.eclipse.swt.widgets.Display;
import org.eclipse.swt.widgets.Shell;
public class MouseMoveListenerExample {
final Display d;
final Shell s;
public MouseMoveListenerExample() {
d = new Display();
s = new Shell(d);
s.setSize(250, 200);

s.setText("A MouseListener Example");
final Button b = new Button(s, SWT.PUSH);
b.setText("Push Me");
b.setBounds(20, 50, 55, 25);
s.open();
b.addMouseMoveListener(new MouseMoveListener() {
public void mouseMove(MouseEvent e) {
Random r = new Random(System.currentTimeMillis());
Point p = s.getSize();
int newX = r.nextInt(p.y);
int newY = r.nextInt(p.x);
b.setBounds(newX - 55, newY - 25, 55, 25);
}
});
while (!s.isDisposed()) {
if (!d.readAndDispatch())
d.sleep();
}
d.dispose();
}
public static void main() {
new MouseMoveListenerExample();
}
}

</source>



== Mouse Track Example ==



<source lang="java">

import org.eclipse.swt.SWT;
import org.eclipse.swt.events.MouseEvent;
import org.eclipse.swt.events.MouseTrackAdapter;
import org.eclipse.swt.graphics.Color;
import org.eclipse.swt.graphics.Image;
import org.eclipse.swt.widgets.Button;
import org.eclipse.swt.widgets.Display;
import org.eclipse.swt.widgets.Shell;
public class MouseTrackExample {
final Display d;
final Shell s;
public MouseTrackExample() {
d = new Display();
s = new Shell(d);
s.setSize(250, 200);

s.setText("A MouseTrackListener Example");
final Button b = new Button(s, SWT.PUSH);
b.setText("Push Me");
b.setBounds(20, 50, 55, 25);
s.open();
final Color oldColor = b.getBackground();
b.addMouseTrackListener(new MouseTrackAdapter() {
public void mouseEnter(MouseEvent e) {
b.setBackground(new Color(d, 0, 153, 153));
}
public void mouseExit(MouseEvent e) {
b.setBackground(oldColor);
}
});
while (!s.isDisposed()) {
if (!d.readAndDispatch())
d.sleep();
}
d.dispose();
}
public static void main() {
new MouseTrackExample();
}
}

</source>



== SWT Mouse: A tracker (drag when "torn off") ==



<source lang="java">
/*
* Tracker example snippet: create a tracker (drag when "torn off")
*
* For a list of all SWT example snippets see
* http://dev.eclipse.org/viewcvs/index.cgi/%7Echeckout%7E/platform-swt-home/dev.html#snippets
*/
import org.eclipse.swt.SWT;
import org.eclipse.swt.graphics.Point;
import org.eclipse.swt.graphics.Rectangle;
import org.eclipse.swt.widgets.Display;
import org.eclipse.swt.widgets.Event;
import org.eclipse.swt.widgets.Listener;
import org.eclipse.swt.widgets.Shell;
import org.eclipse.swt.widgets.Tracker;
public class Snippet31 {
public static void main(String[] args) {
final Display display = new Display();
final Shell shell = new Shell(display);
shell.setSize(200, 200);
shell.open();
Listener listener = new Listener() {
Point point = null;
static final int JITTER = 8;
public void handleEvent(Event event) {
switch (event.type) {
case SWT.MouseDown:
point = new Point(event.x, event.y);
break;
case SWT.MouseMove:
if (point == null)
return;
int deltaX = point.x - event.x,
deltaY = point.y - event.y;
if (Math.abs(deltaX) < JITTER && Math.abs(deltaY) < JITTER) {
return;
}
Tracker tracker = new Tracker(display, SWT.NONE);
Rectangle rect = display.map(shell, null, shell
.getClientArea());
rect.x -= deltaX;
rect.y -= deltaY;
tracker.setRectangles(new Rectangle[] { rect });
tracker.open();
// FALL THROUGH
case SWT.MouseUp:
point = null;
break;
}
}
};
shell.addListener(SWT.MouseDown, listener);
shell.addListener(SWT.MouseMove, listener);
shell.addListener(SWT.MouseUp, listener);
while (!shell.isDisposed()) {
if (!display.readAndDispatch())
display.sleep();
}
display.dispose();
}
}

</source>



== SWT Mouse : drag on mouse down ==



<source lang="java">

/*
* Tracker example snippet: create a tracker (drag on mouse down)
*
* For a list of all SWT example snippets see
* http://dev.eclipse.org/viewcvs/index.cgi/%7Echeckout%7E/platform-swt-home/dev.html#snippets
*/
import org.eclipse.swt.SWT;
import org.eclipse.swt.graphics.Rectangle;
import org.eclipse.swt.widgets.Display;
import org.eclipse.swt.widgets.Event;
import org.eclipse.swt.widgets.Listener;
import org.eclipse.swt.widgets.Shell;
import org.eclipse.swt.widgets.Tracker;
public class Snippet23 {
public static void main(String[] args) {
Display display = new Display();
final Shell shell = new Shell(display);
shell.open();
shell.addListener(SWT.MouseDown, new Listener() {
public void handleEvent(Event e) {
Tracker tracker = new Tracker(shell, SWT.NONE);
tracker.setRectangles(new Rectangle[] { new Rectangle(e.x, e.y,
100, 100), });
tracker.open();
}
});
while (!shell.isDisposed()) {
if (!display.readAndDispatch())
display.sleep();
}
display.dispose();
}
}

</source>



== UI Automation (for testing tools) snippet: post key events ==



<source lang="java">

/*
* UI Automation (for testing tools) snippet: post key events
*
* For a list of all SWT example snippets see
* http://dev.eclipse.org/viewcvs/index.cgi/%7Echeckout%7E/platform-swt-home/dev.html#snippets
*/
import org.eclipse.swt.SWT;
import org.eclipse.swt.widgets.Display;
import org.eclipse.swt.widgets.Event;
import org.eclipse.swt.widgets.Shell;
import org.eclipse.swt.widgets.Text;
public class Snippet146 {
public static void main(String[] args) {
final Display display = new Display();
final Shell shell = new Shell(display);
final Text text = new Text(shell, SWT.BORDER);
text.setSize(text.ruputeSize(150, SWT.DEFAULT));
shell.pack();
shell.open();
new Thread() {
public void run() {
String string = "Love the method.";
for (int i = 0; i < string.length(); i++) {
char ch = string.charAt(i);
boolean shift = Character.isUpperCase(ch);
ch = Character.toLowerCase(ch);
if (shift) {
Event event = new Event();
event.type = SWT.KeyDown;
event.keyCode = SWT.SHIFT;
display.post(event);
}
Event event = new Event();
event.type = SWT.KeyDown;
event.character = ch;
display.post(event);
try {
Thread.sleep(10);
} catch (InterruptedException e) {
}
event.type = SWT.KeyUp;
display.post(event);
try {
Thread.sleep(100);
} catch (InterruptedException e) {
}
if (shift) {
event = new Event();
event.type = SWT.KeyUp;
event.keyCode = SWT.SHIFT;
display.post(event);
}
}
}
}.start();
while (!shell.isDisposed()) {
if (!display.readAndDispatch())
display.sleep();
}
display.dispose();
}
}

</source>



== UI Automation (for testing tools) snippet: post mouse events ==



<source lang="java">

/*
* UI Automation (for testing tools) snippet: post mouse events
*
* For a list of all SWT example snippets see
* http://dev.eclipse.org/viewcvs/index.cgi/%7Echeckout%7E/platform-swt-home/dev.html#snippets
*/
import org.eclipse.swt.SWT;
import org.eclipse.swt.graphics.Point;
import org.eclipse.swt.widgets.Button;
import org.eclipse.swt.widgets.Display;
import org.eclipse.swt.widgets.Event;
import org.eclipse.swt.widgets.Listener;
import org.eclipse.swt.widgets.Shell;
public class Snippet142 {
public static void main(String[] args) {
final Display display = new Display();
final Shell shell = new Shell(display);
final Button button = new Button(shell,SWT.NONE);
button.setSize(100,100);
button.setText("Click");
shell.pack();
shell.open();
button.addListener(SWT.MouseDown, new Listener() {
public void handleEvent(Event e){
System.out.println("Mouse Down (button: " + e.button + " x: " + e.x + " y: " + e.y + ")");
}
});
final Point pt = display.map(shell, null, 50, 50);
new Thread(){
Event event;
public void run(){
try {
Thread.sleep(300);
} catch (InterruptedException e) {}
event = new Event();
event.type = SWT.MouseMove;
event.x = pt.x;
event.y = pt.y;
display.post(event);
try {
Thread.sleep(300);
} catch (InterruptedException e) {}
event.type = SWT.MouseDown;
event.button = 1;
display.post(event);
try {
Thread.sleep(300);
} catch (InterruptedException e) {}
event.type = SWT.MouseUp;
display.post(event);
}
}.start();
while (!shell.isDisposed()) {
if (!display.readAndDispatch()) display.sleep();
}
display.dispose();
}
}

</source>

Java/SWT JFace Eclipse/Mouse Key - История изменений

Admin: 1 версия

в 18:01, 31 мая 2010

← Предыдущая	Версия 05:56, 1 июня 2010
(нет различий)