下面列出了java.awt.Dimension#equals ( ) 实例代码，或者点击链接到github查看源代码，也可以在右侧发表评论。
public static void main(final String[] args) {
final Frame frame = new Frame();
final TextArea ta = new TextArea();
frame.add(ta);
frame.pack();
frame.setVisible(true);
sleep();
final Dimension before = frame.getSize();
frame.pack();
final Dimension after = frame.getSize();
if (!after.equals(before)) {
throw new RuntimeException(
"Expected size: " + before + ", actual size: " + after);
}
frame.dispose();
}
public static void main(final String[] args) {
final Frame frame = new Frame();
final TextArea ta = new TextArea();
frame.add(ta);
frame.pack();
frame.setVisible(true);
sleep();
final Dimension before = frame.getSize();
frame.pack();
final Dimension after = frame.getSize();
if (!after.equals(before)) {
throw new RuntimeException(
"Expected size: " + before + ", actual size: " + after);
}
frame.dispose();
}
@Override
public Dimension getPreferredSize() {
Dimension preferredSize = super.getPreferredSize();
if (preferredSize.equals(lastParentPreferredSize) && preferredSizeCache != null) {
return preferredSizeCache;
}
lastParentPreferredSize = preferredSize;
LayoutModel layoutModel = getLayoutModel();
List<Layout> layouts = getAllLayouts(layoutModel);
int largestWidth = 0;
for (Layout layout : layouts) {
int width = layout.getCompressableWidth();
if (width > largestWidth) {
largestWidth = width;
}
}
preferredSize.width = largestWidth;
preferredSizeCache = preferredSize;
return preferredSize;
}
boolean doTest() {
Dimension beforeMaximizeCalled = new Dimension(300,300);
frame = new Frame("Test Frame");
frame.setUndecorated(true);
frame.setFocusable(true);
frame.setSize(beforeMaximizeCalled);
frame.setVisible(true);
frame.setExtendedState(Frame.MAXIMIZED_BOTH);
frame.setExtendedState(Frame.NORMAL);
Dimension afterMaximizedCalled= frame.getBounds().getSize();
frame.dispose();
if (beforeMaximizeCalled.equals(afterMaximizedCalled)) {
return true;
}
return false;
}
private static void testHeadful() {
GraphicsEnvironment ge
= GraphicsEnvironment.getLocalGraphicsEnvironment();
GraphicsConfiguration gc
= ge.getDefaultScreenDevice().getDefaultConfiguration();
Dimension gcSize = gc.getBounds().getSize();
ColorModel gcCM = gc.getColorModel();
Dimension toolkitSize = Toolkit.getDefaultToolkit().getScreenSize();
ColorModel toolkitCM = Toolkit.getDefaultToolkit().getColorModel();
if (!gcSize.equals(toolkitSize)) {
System.err.println("Toolkit size = " + toolkitSize);
System.err.println("GraphicsConfiguration size = " + gcSize);
throw new RuntimeException("Incorrect size");
}
if (!gcCM.equals(toolkitCM)) {
System.err.println("Toolkit color model = " + toolkitCM);
System.err.println("GraphicsConfiguration color model = " + gcCM);
throw new RuntimeException("Incorrect color model");
}
}
public static void main(final String[] args) {
final Frame frame = new Frame();
final TextArea ta = new TextArea();
frame.add(ta);
frame.pack();
frame.setVisible(true);
sleep();
final Dimension before = frame.getSize();
frame.pack();
final Dimension after = frame.getSize();
if (!after.equals(before)) {
throw new RuntimeException(
"Expected size: " + before + ", actual size: " + after);
}
frame.dispose();
}
boolean doTest() {
Dimension beforeMaximizeCalled = new Dimension(300,300);
frame = new Frame("Test Frame");
frame.setUndecorated(true);
frame.setFocusable(true);
frame.setSize(beforeMaximizeCalled);
frame.setVisible(true);
frame.setExtendedState(Frame.MAXIMIZED_BOTH);
frame.setExtendedState(Frame.NORMAL);
Dimension afterMaximizedCalled= frame.getBounds().getSize();
frame.dispose();
if (beforeMaximizeCalled.equals(afterMaximizedCalled)) {
return true;
}
return false;
}
public static void main(final String[] args) {
final Frame frame = new Frame();
final TextArea ta = new TextArea();
frame.add(ta);
frame.pack();
frame.setVisible(true);
sleep();
final Dimension before = frame.getSize();
frame.pack();
final Dimension after = frame.getSize();
if (!after.equals(before)) {
throw new RuntimeException(
"Expected size: " + before + ", actual size: " + after);
}
frame.dispose();
}
/**
* Create and display the popup at the given bounds.
*
* @param popupBounds location and size of the popup.
* @param displayAboveCaret whether the popup is displayed above the anchor
* bounds or below them (it does not be right above them).
*/
private void show(Rectangle popupBounds, boolean displayAboveCaret) {
// Hide the original popup if exists
if (popup != null) {
popup.hide();
popup = null;
}
// Explicitly set the preferred size
Dimension origPrefSize = getPreferredSize();
Dimension newPrefSize = popupBounds.getSize();
JComponent contComp = getContentComponent();
if (contComp == null){
return;
}
contComp.setPreferredSize(newPrefSize);
showRetainedPreferredSize = newPrefSize.equals(origPrefSize);
PopupFactory factory = PopupFactory.getSharedInstance();
// Lightweight completion popups don't work well on the Mac - trying
// to click on its scrollbars etc. will cause the window to be hidden,
// so force a heavyweight parent by passing in owner==null. (#96717)
JTextComponent owner = getEditorComponent();
if(owner != null && owner.getClientProperty("ForceHeavyweightCompletionPopup") != null) { //NOI18N
owner = null;
}
// #76648: Autocomplete box is too close to text
if(displayAboveCaret && Utilities.isMac()) {
popupBounds.y -= 10;
}
popup = factory.getPopup(owner, contComp, popupBounds.x, popupBounds.y);
popup.show();
this.popupBounds = popupBounds;
this.displayAboveCaret = displayAboveCaret;
}
private static void testSize(final Dimension actual, final Dimension exp) {
if (!exp.equals(actual)) {
System.err.println(" Wrong window size:" +
" Expected: " + exp + " Actual: " + actual);
passed = false;
}
}
private static void testSize(final Dimension actual, final Dimension exp) {
if (!exp.equals(actual)) {
System.err.println(" Wrong window size:" +
" Expected: " + exp + " Actual: " + actual);
passed = false;
}
}
private void initBounds() {
Window w = findFocusedWindow();
if( null != w ) {
//#133235 - dialog windows should be centered on the main app window, not the whole screen
setLocationRelativeTo( w );
Rectangle screen = Utilities.getUsableScreenBounds( w.getGraphicsConfiguration() );
Rectangle bounds = getBounds();
int dx = bounds.x;
int dy = bounds.y;
// bottom
if (dy + bounds.height > screen.y + screen.height) {
dy = screen.y + screen.height - bounds.height;
}
// top
if (dy < screen.y) {
dy = screen.y;
}
// right
if (dx + bounds.width > screen.x + screen.width) {
dx = screen.x + screen.width - bounds.width;
}
// left
if (dx < screen.x) {
dx = screen.x;
}
setLocation( dx, dy );
} else {
//just center the dialog on the screen and let's hope it'll be
//the correct one in multi-monitor setup
Dimension size = getSize();
Rectangle centerBounds = Utilities.findCenterBounds(size);
if(size.equals(centerBounds.getSize())) {
setLocation(centerBounds.x, centerBounds.y);
} else {
setBounds(centerBounds);
}
}
}
private static void testSize(final Dimension actual, final Dimension exp) {
if (!exp.equals(actual)) {
System.err.println(" Wrong window size:" +
" Expected: " + exp + " Actual: " + actual);
passed = false;
}
}
/**
* Create and display the popup at the given bounds.
*
* @param popupBounds location and size of the popup.
* @param displayAboveCaret whether the popup is displayed above the anchor
* bounds or below them (it does not be right above them).
*/
private void show(Rectangle popupBounds, boolean displayAboveCaret) {
// Hide the original popup if exists
if (popup != null) {
popup.hide();
popup = null;
}
// Explicitly set the preferred size
Dimension origPrefSize = getPreferredSize();
Dimension newPrefSize = popupBounds.getSize();
JComponent contComp = getContentComponent();
if (contComp == null){
return;
}
contComp.setPreferredSize(newPrefSize);
showRetainedPreferredSize = newPrefSize.equals(origPrefSize);
PopupFactory factory = PopupFactory.getSharedInstance();
// Lightweight completion popups don't work well on the Mac - trying
// to click on its scrollbars etc. will cause the window to be hidden,
// so force a heavyweight parent by passing in owner==null. (#96717)
JTextComponent owner = layout.getEditorComponent();
if(owner != null && owner.getClientProperty("ForceHeavyweightCompletionPopup") != null) {
owner = null;
}
// #76648: Autocomplete box is too close to text
if(displayAboveCaret && Utilities.isMac()) {
popupBounds.y -= 10;
}
popup = factory.getPopup(owner, contComp, popupBounds.x, popupBounds.y);
popup.show();
this.popupBounds = popupBounds;
this.displayAboveCaret = displayAboveCaret;
}
/**
* Update preferred size of this {@link JComponent} and updates the subprocess extension buttons
* as well.
*/
private void updateComponentSize() {
Dimension newSize = new Dimension((int) controller.getTotalWidth(), (int) controller.getTotalHeight());
updateExtensionButtons();
if (!newSize.equals(getPreferredSize())) {
setPreferredSize(newSize);
revalidate();
}
}
/**
* Paint the array of numbers as a list
* of horizontal lines of varying lengths.
*/
@Override
public void paint(Graphics g) {
int a[] = arr;
int y = 0;
int deltaY = 0, deltaX = 0, evenY = 0;
Dimension currentSize = getSize();
int currentHeight = currentSize.height;
int currentWidth = currentSize.width;
// Check to see if the applet has been resized since it
// started running. If so, need the deltas to make sure
// the applet is centered in its containing panel.
// The evenX and evenY are because the high and low
// watermarks are calculated from the top, but the rest
// of the lines are calculated from the bottom, which
// can lead to a discrepancy if the window is not an
// even size.
if (!currentSize.equals(initialSize)) {
evenY = (currentHeight - initialSize.height) % 2;
deltaY = (currentHeight - initialSize.height) / 2;
deltaX = (currentWidth - initialSize.width) / 2;
if (deltaY < 0) {
deltaY = 0;
evenY = 0;
}
if (deltaX < 0) {
deltaX = 0;
}
}
// Erase old lines
g.setColor(getBackground());
y = currentHeight - deltaY - 1;
for (int i = a.length; --i >= 0; y -= 2) {
g.drawLine(deltaX + arr[i], y, currentWidth, y);
}
// Draw new lines
g.setColor(Color.black);
y = currentHeight - deltaY - 1;
for (int i = a.length; --i >= 0; y -= 2) {
g.drawLine(deltaX, y, deltaX + arr[i], y);
}
if (h1 >= 0) {
g.setColor(Color.red);
y = deltaY + evenY + h1 * 2 + 1;
g.drawLine(deltaX, y, deltaX + initialSize.width, y);
}
if (h2 >= 0) {
g.setColor(Color.blue);
y = deltaY + evenY + h2 * 2 + 1;
g.drawLine(deltaX, y, deltaX + initialSize.width, y);
}
}
/**
* Paint the array of numbers as a list
* of horizontal lines of varying lengths.
*/
@Override
public void paint(Graphics g) {
int a[] = arr;
int y = 0;
int deltaY = 0, deltaX = 0, evenY = 0;
Dimension currentSize = getSize();
int currentHeight = currentSize.height;
int currentWidth = currentSize.width;
// Check to see if the applet has been resized since it
// started running. If so, need the deltas to make sure
// the applet is centered in its containing panel.
// The evenX and evenY are because the high and low
// watermarks are calculated from the top, but the rest
// of the lines are calculated from the bottom, which
// can lead to a discrepancy if the window is not an
// even size.
if (!currentSize.equals(initialSize)) {
evenY = (currentHeight - initialSize.height) % 2;
deltaY = (currentHeight - initialSize.height) / 2;
deltaX = (currentWidth - initialSize.width) / 2;
if (deltaY < 0) {
deltaY = 0;
evenY = 0;
}
if (deltaX < 0) {
deltaX = 0;
}
}
// Erase old lines
g.setColor(getBackground());
y = currentHeight - deltaY - 1;
for (int i = a.length; --i >= 0; y -= 2) {
g.drawLine(deltaX + arr[i], y, currentWidth, y);
}
// Draw new lines
g.setColor(Color.black);
y = currentHeight - deltaY - 1;
for (int i = a.length; --i >= 0; y -= 2) {
g.drawLine(deltaX, y, deltaX + arr[i], y);
}
if (h1 >= 0) {
g.setColor(Color.red);
y = deltaY + evenY + h1 * 2 + 1;
g.drawLine(deltaX, y, deltaX + initialSize.width, y);
}
if (h2 >= 0) {
g.setColor(Color.blue);
y = deltaY + evenY + h2 * 2 + 1;
g.drawLine(deltaX, y, deltaX + initialSize.width, y);
}
}
/**
* Paint the array of numbers as a list
* of horizontal lines of varying lengths.
*/
@Override
public void paint(Graphics g) {
int a[] = arr;
int y = 0;
int deltaY = 0, deltaX = 0, evenY = 0;
Dimension currentSize = getSize();
int currentHeight = currentSize.height;
int currentWidth = currentSize.width;
// Check to see if the applet has been resized since it
// started running. If so, need the deltas to make sure
// the applet is centered in its containing panel.
// The evenX and evenY are because the high and low
// watermarks are calculated from the top, but the rest
// of the lines are calculated from the bottom, which
// can lead to a discrepancy if the window is not an
// even size.
if (!currentSize.equals(initialSize)) {
evenY = (currentHeight - initialSize.height) % 2;
deltaY = (currentHeight - initialSize.height) / 2;
deltaX = (currentWidth - initialSize.width) / 2;
if (deltaY < 0) {
deltaY = 0;
evenY = 0;
}
if (deltaX < 0) {
deltaX = 0;
}
}
// Erase old lines
g.setColor(getBackground());
y = currentHeight - deltaY - 1;
for (int i = a.length; --i >= 0; y -= 2) {
g.drawLine(deltaX + arr[i], y, currentWidth, y);
}
// Draw new lines
g.setColor(Color.black);
y = currentHeight - deltaY - 1;
for (int i = a.length; --i >= 0; y -= 2) {
g.drawLine(deltaX, y, deltaX + arr[i], y);
}
if (h1 >= 0) {
g.setColor(Color.red);
y = deltaY + evenY + h1 * 2 + 1;
g.drawLine(deltaX, y, deltaX + initialSize.width, y);
}
if (h2 >= 0) {
g.setColor(Color.blue);
y = deltaY + evenY + h2 * 2 + 1;
g.drawLine(deltaX, y, deltaX + initialSize.width, y);
}
}
/**
* Paint the array of numbers as a list
* of horizontal lines of varying lengths.
*/
@Override
public void paint(Graphics g) {
int a[] = arr;
int y = 0;
int deltaY = 0, deltaX = 0, evenY = 0;
Dimension currentSize = getSize();
int currentHeight = currentSize.height;
int currentWidth = currentSize.width;
// Check to see if the applet has been resized since it
// started running. If so, need the deltas to make sure
// the applet is centered in its containing panel.
// The evenX and evenY are because the high and low
// watermarks are calculated from the top, but the rest
// of the lines are calculated from the bottom, which
// can lead to a discrepancy if the window is not an
// even size.
if (!currentSize.equals(initialSize)) {
evenY = (currentHeight - initialSize.height) % 2;
deltaY = (currentHeight - initialSize.height) / 2;
deltaX = (currentWidth - initialSize.width) / 2;
if (deltaY < 0) {
deltaY = 0;
evenY = 0;
}
if (deltaX < 0) {
deltaX = 0;
}
}
// Erase old lines
g.setColor(getBackground());
y = currentHeight - deltaY - 1;
for (int i = a.length; --i >= 0; y -= 2) {
g.drawLine(deltaX + arr[i], y, currentWidth, y);
}
// Draw new lines
g.setColor(Color.black);
y = currentHeight - deltaY - 1;
for (int i = a.length; --i >= 0; y -= 2) {
g.drawLine(deltaX, y, deltaX + arr[i], y);
}
if (h1 >= 0) {
g.setColor(Color.red);
y = deltaY + evenY + h1 * 2 + 1;
g.drawLine(deltaX, y, deltaX + initialSize.width, y);
}
if (h2 >= 0) {
g.setColor(Color.blue);
y = deltaY + evenY + h2 * 2 + 1;
g.drawLine(deltaX, y, deltaX + initialSize.width, y);
}
}
private void selectPlatform(Node pNode) {
Component active = null;
for (Component c : cards.getComponents()) {
if (c.isVisible()
&& (c == jPanel1 || c == messageArea)) {
active = c;
break;
}
}
final Dimension lastSize = active == null
? null
: active.getSize();
this.clientArea.removeAll();
this.messageArea.removeAll();
this.removeButton.setEnabled(false);
if (pNode == null) {
((CardLayout) cards.getLayout()).last(cards);
return;
}
JComponent target = messageArea;
JComponent owner = messageArea;
selectedPlatform = pNode.getLookup().lookup(AndroidSdk.class);
if (pNode != getExplorerManager().getRootContext()) {
if (selectedPlatform != null) {
mkDefault.setEnabled(!selectedPlatform.isDefaultSdk());
this.removeButton.setEnabled(!selectedPlatform.isDefaultSdk());
if (!selectedPlatform.getInstallFolders().isEmpty()) {
this.platformName.setText(pNode.getDisplayName());
for (FileObject installFolder : selectedPlatform.getInstallFolders()) {
File file = FileUtil.toFile(installFolder);
if (file != null) {
this.platformHome.setText(file.getAbsolutePath());
}
}
target = clientArea;
owner = jPanel1;
}
} else {
removeButton.setEnabled(false);
mkDefault.setEnabled(false);
}
Component component = null;
if (pNode.hasCustomizer()) {
component = pNode.getCustomizer();
}
if (component == null) {
final PropertySheet sp = new PropertySheet();
sp.setNodes(new Node[]{pNode});
component = sp;
}
addComponent(target, component);
}
if (lastSize != null) {
final Dimension newSize = owner.getPreferredSize();
final Dimension updatedSize = new Dimension(
Math.max(lastSize.width, newSize.width),
Math.max(lastSize.height, newSize.height));
if (!newSize.equals(updatedSize)) {
owner.setPreferredSize(updatedSize);
}
}
target.revalidate();
CardLayout cl = (CardLayout) cards.getLayout();
if (target == clientArea) {
cl.first(cards);
} else {
cl.last(cards);
}
}