/**
* Positions the specified frame at a relative position in the screen, where 50% is considered to
* be the center of the screen.
*
* @param frame the frame.
* @param horizontalPercent the relative horizontal position of the frame (0.0 to 1.0, where 0.5
* is the center of the screen).
* @param verticalPercent the relative vertical position of the frame (0.0 to 1.0, where 0.5 is
* the center of the screen).
*/
public static void positionFrameOnScreen(
final Window frame, final double horizontalPercent, final double verticalPercent) {
final Rectangle s = frame.getGraphicsConfiguration().getBounds();
final Dimension f = frame.getSize();
final int spaceOnX = Math.max(s.width - f.width, 0);
final int spaceOnY = Math.max(s.height - f.height, 0);
final int x = (int) (horizontalPercent * spaceOnX) + s.x;
final int y = (int) (verticalPercent * spaceOnY) + s.y;
frame.setBounds(x, y, f.width, f.height);
frame.setBounds(s.intersection(frame.getBounds()));
}
private void adjustWindowSize(ContainerWrapper paramContainerWrapper) {
BoundSize localBoundSize1 = this.lc.getPackWidth();
BoundSize localBoundSize2 = this.lc.getPackHeight();
if ((localBoundSize1 == null) && (localBoundSize2 == null)) return;
Window localWindow =
(Window)
SwingUtilities.getAncestorOfClass(
Window.class, (Component) paramContainerWrapper.getComponent());
if (localWindow == null) return;
Dimension localDimension = localWindow.getPreferredSize();
int i =
constrain(
checkParent(localWindow),
localWindow.getWidth(),
localDimension.width,
localBoundSize1);
int j =
constrain(
checkParent(localWindow),
localWindow.getHeight(),
localDimension.height,
localBoundSize2);
int k =
Math.round(
localWindow.getX()
- (i - localWindow.getWidth()) * (1.0F - this.lc.getPackWidthAlign()));
int m =
Math.round(
localWindow.getY()
- (j - localWindow.getHeight()) * (1.0F - this.lc.getPackHeightAlign()));
localWindow.setBounds(k, m, i, j);
}
public void mouseDragged(MouseEvent e) {
Point newPos = e.getPoint();
SwingUtilities.convertPointToScreen(newPos, SizeGrip.this);
int xDelta = newPos.x - origPos.x;
int yDelta = newPos.y - origPos.y;
Window wind = SwingUtilities.getWindowAncestor(SizeGrip.this);
if (wind != null) { // Should always be true
if (getComponentOrientation().isLeftToRight()) {
int w = wind.getWidth();
if (newPos.x >= wind.getX()) {
w += xDelta;
}
int h = wind.getHeight();
if (newPos.y >= wind.getY()) {
h += yDelta;
}
wind.setSize(w, h);
} else { // RTL
int newW = Math.max(1, wind.getWidth() - xDelta);
int newH = Math.max(1, wind.getHeight() + yDelta);
wind.setBounds(newPos.x, wind.getY(), newW, newH);
}
// invalidate()/validate() needed pre-1.6.
wind.invalidate();
wind.validate();
}
origPos.setLocation(newPos);
}
public void start() {
Toolkit.getDefaultToolkit()
.addAWTEventListener(
new AWTEventListener() {
public void eventDispatched(AWTEvent e) {
System.out.println(e.toString());
}
},
FocusEvent.FOCUS_EVENT_MASK
| WindowEvent.WINDOW_FOCUS_EVENT_MASK
| WindowEvent.WINDOW_EVENT_MASK);
frame = new Frame("Frame");
frame.setName("Frame-owner");
frame.setBounds(100, 0, 100, 100);
dialog = new Dialog(frame, "Dialog");
dialog.setName("Dialog-owner");
dialog.setBounds(100, 0, 100, 100);
window1 = new Window(frame);
window1.setName("1st child");
window1.setBounds(100, 300, 100, 100);
window2 = new Window(window1);
window2.setName("2nd child");
window2.setBounds(100, 500, 100, 100);
test1(frame, window1);
test2(frame, window1, window2);
test3(frame, window1, window2);
window1 = new Window(dialog);
window1.setBounds(100, 300, 100, 100);
window1.setName("1st child");
window2 = new Window(window1);
window2.setName("2nd child");
window2.setBounds(100, 500, 100, 100);
test1(dialog, window1);
test2(dialog, window1, window2);
test3(dialog, window1, window2);
System.out.println("Test passed.");
}
/**
* Listens to a JDialog to save and restore windows bounds automatically.
*
* <p>{@code setVisible(false)} and {@code dispose()} must not be used to close the window.
* Instead, dispatch a window closing event.
*
* <PRE>
* dispatchEvent(new WindowEvent(this, WindowEvent.WINDOW_CLOSING));
* </PRE>
*
* and the dialog must be set to dispose on close
*
* <PRE>
* setDefaultCloseOperation(JDialog.DISPOSE_ON_CLOSE);
* </PRE>
*
* @param w {@code Window} to listen to
* @param prefNode String identifier to preference node to save and restore from
* @param key the key to save and restore from
*/
private static void addBoundsListener(final Window w, final String prefNode, final String key) {
String bounds = Preferences.userRoot().node(prefNode).get(key, null);
if (bounds != null) { // restore to previous size and position
if (w instanceof JDialog) {
if (((JDialog) w).isResizable()) {
w.setBounds(decodeRectangle(bounds));
} else {
w.setLocation(decodeRectangle(bounds).getLocation());
}
} else {
w.setBounds(decodeRectangle(bounds));
}
Window owner = w.getOwner();
if (owner != null) {
w.setLocationRelativeTo(owner);
}
}
/* listen for a window closing event and deal with it */
w.addWindowListener(
new WindowAdapter() {
@Override
public void windowClosing(WindowEvent evt) {
// save position and size
Preferences p = Preferences.userRoot().node(prefNode);
p.put(key, encodeRectangle(w.getBounds()));
w.removeWindowListener(this); // make GC easy
}
});
if (w instanceof JDialog) {
addEscapeListener((JDialog) w);
}
}
public static boolean safeRestoreWindow(final Window frame, final Rectangle bounds) {
final GraphicsEnvironment graphicsEnvironment =
GraphicsEnvironment.getLocalGraphicsEnvironment();
final GraphicsDevice[] devices = graphicsEnvironment.getScreenDevices();
for (int i = 0; i < devices.length; i++) {
final GraphicsDevice device = devices[i];
final Rectangle rectangle = device.getDefaultConfiguration().getBounds();
if (rectangle.contains(bounds) || rectangle.equals(bounds)) {
DebugLog.log("Found a usable screen-configuration: Restoring frame to " + bounds);
frame.setBounds(bounds);
return true;
}
}
return false;
}
/*
This could live in the desktop script.
However we'd like to get it on the screen as quickly as possible.
*/
public static void startSplashScreen() {
int width = 275, height = 148;
Window win = new Window(new Frame());
win.pack();
BshCanvas can = new BshCanvas();
can.setSize(width, height); // why is this necessary?
Toolkit tk = Toolkit.getDefaultToolkit();
Dimension dim = tk.getScreenSize();
win.setBounds(dim.width / 2 - width / 2, dim.height / 2 - height / 2, width, height);
win.add("Center", can);
Image img = tk.getImage(Interpreter.class.getResource("/bsh/util/lib/splash.gif"));
MediaTracker mt = new MediaTracker(can);
mt.addImage(img, 0);
try {
mt.waitForAll();
} catch (Exception e) {
}
Graphics gr = can.getBufferedGraphics();
gr.drawImage(img, 0, 0, can);
win.setVisible(true);
win.toFront();
splashScreen = win;
}
public void mouseDragged(MouseEvent ev) {
Window w = (Window) ev.getSource();
Point pt = ev.getPoint();
if (isMovingWindow) {
Point windowPt;
try {
windowPt = (Point) AccessController.doPrivileged(getLocationAction);
windowPt.x = windowPt.x - dragOffsetX;
windowPt.y = windowPt.y - dragOffsetY;
w.setLocation(windowPt);
} catch (PrivilegedActionException e) {
}
} else if (dragCursor != 0) {
Rectangle r = w.getBounds();
Rectangle startBounds = new Rectangle(r);
Dimension min = w.getMinimumSize();
switch (dragCursor) {
case Cursor.E_RESIZE_CURSOR:
adjust(r, min, 0, 0, pt.x + (dragWidth - dragOffsetX) - r.width, 0);
break;
case Cursor.S_RESIZE_CURSOR:
adjust(r, min, 0, 0, 0, pt.y + (dragHeight - dragOffsetY) - r.height);
break;
case Cursor.N_RESIZE_CURSOR:
adjust(r, min, 0, pt.y - dragOffsetY, 0, -(pt.y - dragOffsetY));
break;
case Cursor.W_RESIZE_CURSOR:
adjust(r, min, pt.x - dragOffsetX, 0, -(pt.x - dragOffsetX), 0);
break;
case Cursor.NE_RESIZE_CURSOR:
adjust(
r,
min,
0,
pt.y - dragOffsetY,
pt.x + (dragWidth - dragOffsetX) - r.width,
-(pt.y - dragOffsetY));
break;
case Cursor.SE_RESIZE_CURSOR:
adjust(
r,
min,
0,
0,
pt.x + (dragWidth - dragOffsetX) - r.width,
pt.y + (dragHeight - dragOffsetY) - r.height);
break;
case Cursor.NW_RESIZE_CURSOR:
adjust(
r,
min,
pt.x - dragOffsetX,
pt.y - dragOffsetY,
-(pt.x - dragOffsetX),
-(pt.y - dragOffsetY));
break;
case Cursor.SW_RESIZE_CURSOR:
adjust(
r,
min,
pt.x - dragOffsetX,
0,
-(pt.x - dragOffsetX),
pt.y + (dragHeight - dragOffsetY) - r.height);
break;
default:
break;
}
if (!r.equals(startBounds)) {
w.setBounds(r);
// Defer repaint/validate on mouseReleased unless dynamic
// layout is active.
if (Toolkit.getDefaultToolkit().isDynamicLayoutActive()) {
w.validate();
getRootPane().repaint();
}
}
}
}
