public static FontMetrics getFontMetrics(JComponent c, Graphics g, Font f) {
FontMetrics fm = null;
if (getJavaVersion() >= 1.6) {
try {
Class swingUtilities2Class = Class.forName("sun.swing.SwingUtilities2");
Class classParams[] = {JComponent.class, Graphics.class, Font.class};
Method m = swingUtilities2Class.getMethod("getFontMetrics", classParams);
Object methodParams[] = {c, g, f};
fm = (FontMetrics) m.invoke(null, methodParams);
} catch (Exception ex) {
// Nothing to do
}
}
if (fm == null) {
if (g == null) {
if (c != null) {
g = c.getGraphics();
}
}
if (g != null) {
if (f != null) {
fm = g.getFontMetrics(f);
} else {
fm = g.getFontMetrics();
}
} else if (c != null) {
if (f != null) {
fm = c.getFontMetrics(f);
} else {
fm = c.getFontMetrics(c.getFont());
}
}
}
return fm;
}
@Override
public void customizePainter(
@NotNull JComponent component,
@NotNull Collection<VcsRef> references,
@Nullable VcsLogRefManager manager,
@NotNull Color background,
@NotNull Color foreground) {
FontMetrics metrics = component.getFontMetrics(getReferenceFont());
myHeight =
metrics.getHeight()
+ RectanglePainter.TOP_TEXT_PADDING
+ RectanglePainter.BOTTOM_TEXT_PADDING;
myWidth = 2 * PaintParameters.LABEL_PADDING;
myLabels = ContainerUtil.newArrayList();
if (manager == null) return;
List<VcsRef> sorted = ContainerUtil.sorted(references, manager.getLabelsOrderComparator());
for (Map.Entry<VcsRefType, Collection<VcsRef>> entry :
ContainerUtil.groupBy(sorted, VcsRef::getType).entrySet()) {
VcsRef ref = ObjectUtils.assertNotNull(ContainerUtil.getFirstItem(entry.getValue()));
String text = ref.getName() + (entry.getValue().size() > 1 ? " +" : "");
myLabels.add(Pair.create(text, entry.getKey().getBackgroundColor()));
myWidth +=
myLabelPainter.calculateSize(text, metrics).getWidth() + PaintParameters.LABEL_PADDING;
}
}
public Rectangle getVisualBounds(JComponent c, int type, int width, int height) {
Rectangle bounds = new Rectangle(0, 0, width, height);
if (type == VisuallyLayoutable.CLIP_BOUNDS) {
return bounds;
}
AbstractButton b = (AbstractButton) c;
if (type == VisuallyLayoutable.COMPONENT_BOUNDS
&& b.getBorder() != null
&& b.isBorderPainted()) {
Border border = b.getBorder();
if (border instanceof BackgroundBorder) {
border = ((BackgroundBorder) border).getBackgroundBorder();
if (border instanceof VisualMargin) {
InsetsUtil.subtractInto(((VisualMargin) border).getVisualMargin(c), bounds);
} else if (border instanceof QuaquaButtonBorder) {
InsetsUtil.subtractInto(((QuaquaButtonBorder) border).getVisualMargin(c), bounds);
}
}
return bounds;
}
String text = b.getText();
boolean isEmpty = (text == null || text.length() == 0);
if (isEmpty) {
text = " ";
}
Icon icon = (b.isEnabled()) ? b.getIcon() : b.getDisabledIcon();
if ((icon == null) && (text == null)) {
return null;
}
FontMetrics fm = c.getFontMetrics(c.getFont());
Insets insets = c.getInsets(viewInsets);
viewR.x = insets.left;
viewR.y = insets.top;
viewR.width = width - (insets.left + insets.right);
viewR.height = height - (insets.top + insets.bottom);
iconR.x = iconR.y = iconR.width = iconR.height = 0;
textR.x = textR.y = textR.width = textR.height = 0;
String clippedText = layoutCL(b, fm, text, icon, viewR, iconR, textR);
Rectangle textBounds = Fonts.getPerceivedBounds(text, c.getFont(), c);
if (isEmpty) {
textBounds.width = 0;
}
int ascent = fm.getAscent();
textR.x += textBounds.x;
textR.width = textBounds.width;
textR.y += ascent + textBounds.y;
textR.height -= fm.getHeight() - textBounds.height;
bounds.setBounds(textR);
return bounds;
}
public Dimension getPreferredSize(JComponent c) {
int fontHeight = 0;
Font font = c.getFont();
if (font != null) {
fontHeight = c.getFontMetrics(font).getHeight();
}
return new Dimension(0, fontHeight / 2 + 2);
}
private static String getTitle2Text(String fullText, JComponent pathLabel) {
int labelWidth = pathLabel.getWidth();
if (fullText == null || fullText.length() == 0) return " ";
String home = SystemProperties.getUserHome();
if (FileUtil.startsWith(fullText, home)) {
fullText = "~" + fullText.substring(home.length());
}
while (pathLabel.getFontMetrics(pathLabel.getFont()).stringWidth(fullText) > labelWidth) {
int sep = fullText.indexOf(File.separatorChar, 4);
if (sep < 0) return fullText;
fullText = "..." + fullText.substring(sep);
}
return fullText;
}
public void ellipsifyValues(int width) {
int maxKeyWidth = 0;
int[] maxAdditionalColumnsWidth = new int[additionalColumns];
for (JComponent keyComp : keyKeyComponentMap.values()) {
maxKeyWidth = Math.max(maxKeyWidth, keyComp.getPreferredSize().width);
}
for (String k : keyValueComponentMap.keySet()) {
for (int i = 0; i < additionalColumns; i++) {
JComponent extraComp = getAdditionalColumn(k, i);
if (extraComp != null) {
maxAdditionalColumnsWidth[i] =
Math.max(maxAdditionalColumnsWidth[i], extraComp.getPreferredSize().width);
}
}
}
width -= maxKeyWidth;
for (int i : maxAdditionalColumnsWidth) {
width -= i;
}
for (String k : keyValueComponentMap.keySet()) {
JComponent comp = getComponent(k);
if (comp != null) {
int avail = width;
/*for (int i = 0; i < additionalColumns; i++) {
JComponent extraComp = getAdditionalColumn(k, i);
if (extraComp != null) {
avail -= extraComp.getPreferredSize().width;
}
}*/
if (comp instanceof JLabel) {
while (avail < comp.getPreferredSize().width) {
String text = ((JLabel) comp).getText();
if (text.endsWith("…")) {
if (text.length() > 2) {
// Already truncated.
text = text.substring(0, text.length() - 2);
} else {
break; // As short as we can get. Can't truncate any more.
}
} else {
// Reasonable first truncation is to trim off the last word.
int spacePos = text.lastIndexOf(' ');
if (spacePos > 0) {
text = text.substring(0, spacePos);
} else {
FontMetrics fm = comp.getFontMetrics(comp.getFont());
while (fm.stringWidth(text + "…") > avail) {
// causes StringIndexOutOfBoundsException if text is empty.
if (text == null || text.length() < 2) {
LOG.info("Text is null or empty in KeyValuePairPanel");
break;
}
text = text.substring(0, text.length() - 2);
}
// text = text + "…";
// text = text.substring(0, text.length() - 1);
}
}
((JLabel) comp).setText(text + "…");
}
} else {
// Can't truncate, but we can force the preferred size.
comp.setMaximumSize(new Dimension(avail, comp.getPreferredSize().height));
}
}
}
}
public static void main(String args[]) {
JComponent ch = new JComponent() {};
ch.getAccessibleContext();
ch.isFocusTraversable();
ch.setEnabled(false);
ch.setEnabled(true);
ch.requestFocus();
ch.requestFocusInWindow();
ch.getPreferredSize();
ch.getMaximumSize();
ch.getMinimumSize();
ch.contains(1, 2);
Component c1 = ch.add(new Component() {});
Component c2 = ch.add(new Component() {});
Component c3 = ch.add(new Component() {});
Insets ins = ch.getInsets();
ch.getAlignmentY();
ch.getAlignmentX();
ch.getGraphics();
ch.setVisible(false);
ch.setVisible(true);
ch.setForeground(Color.red);
ch.setBackground(Color.red);
for (String font : Toolkit.getDefaultToolkit().getFontList()) {
for (int j = 8; j < 17; j++) {
Font f1 = new Font(font, Font.PLAIN, j);
Font f2 = new Font(font, Font.BOLD, j);
Font f3 = new Font(font, Font.ITALIC, j);
Font f4 = new Font(font, Font.BOLD | Font.ITALIC, j);
ch.setFont(f1);
ch.setFont(f2);
ch.setFont(f3);
ch.setFont(f4);
ch.getFontMetrics(f1);
ch.getFontMetrics(f2);
ch.getFontMetrics(f3);
ch.getFontMetrics(f4);
}
}
ch.enable();
ch.disable();
ch.reshape(10, 10, 10, 10);
ch.getBounds(new Rectangle(1, 1, 1, 1));
ch.getSize(new Dimension(1, 2));
ch.getLocation(new Point(1, 2));
ch.getX();
ch.getY();
ch.getWidth();
ch.getHeight();
ch.isOpaque();
ch.isValidateRoot();
ch.isOptimizedDrawingEnabled();
ch.isDoubleBuffered();
ch.getComponentCount();
ch.countComponents();
ch.getComponent(1);
ch.getComponent(2);
Component[] cs = ch.getComponents();
ch.getLayout();
ch.setLayout(new FlowLayout());
ch.doLayout();
ch.layout();
ch.invalidate();
ch.validate();
ch.remove(0);
ch.remove(c2);
ch.removeAll();
ch.preferredSize();
ch.minimumSize();
ch.getComponentAt(1, 2);
ch.locate(1, 2);
ch.getComponentAt(new Point(1, 2));
ch.isFocusCycleRoot(new Container());
ch.transferFocusBackward();
ch.setName("goober");
ch.getName();
ch.getParent();
ch.getGraphicsConfiguration();
ch.getTreeLock();
ch.getToolkit();
ch.isValid();
ch.isDisplayable();
ch.isVisible();
ch.isShowing();
ch.isEnabled();
ch.enable(false);
ch.enable(true);
ch.enableInputMethods(false);
ch.enableInputMethods(true);
ch.show();
ch.show(false);
ch.show(true);
ch.hide();
ch.getForeground();
ch.isForegroundSet();
ch.getBackground();
ch.isBackgroundSet();
ch.getFont();
ch.isFontSet();
Container c = new Container();
c.add(ch);
ch.getLocale();
for (Locale locale : Locale.getAvailableLocales()) ch.setLocale(locale);
ch.getColorModel();
ch.getLocation();
boolean exceptions = false;
try {
ch.getLocationOnScreen();
} catch (IllegalComponentStateException e) {
exceptions = true;
}
if (!exceptions)
throw new RuntimeException("IllegalComponentStateException did not occur when expected");
ch.location();
ch.setLocation(1, 2);
ch.move(1, 2);
ch.setLocation(new Point(1, 2));
ch.getSize();
ch.size();
ch.setSize(1, 32);
ch.resize(1, 32);
ch.setSize(new Dimension(1, 32));
ch.resize(new Dimension(1, 32));
ch.getBounds();
ch.bounds();
ch.setBounds(10, 10, 10, 10);
ch.setBounds(new Rectangle(10, 10, 10, 10));
ch.isLightweight();
ch.setCursor(new Cursor(Cursor.CROSSHAIR_CURSOR));
ch.getCursor();
ch.isCursorSet();
ch.inside(1, 2);
ch.contains(new Point(1, 2));
ch.isFocusable();
ch.setFocusable(true);
ch.setFocusable(false);
ch.transferFocus();
ch.getFocusCycleRootAncestor();
ch.nextFocus();
ch.transferFocusUpCycle();
ch.hasFocus();
ch.isFocusOwner();
ch.toString();
ch.setComponentOrientation(ComponentOrientation.LEFT_TO_RIGHT);
ch.setComponentOrientation(ComponentOrientation.RIGHT_TO_LEFT);
ch.setComponentOrientation(ComponentOrientation.UNKNOWN);
ch.getComponentOrientation();
}
