/**
* Returns the bounds for the given node. If <code>childIndex</code> is -1, the bounds of <code>
* parent</code> are returned, otherwise the bounds of the node at <code>childIndex</code> are
* returned.
*/
private Rectangle getBounds(FHTreeStateNode parent, int childIndex, Rectangle placeIn) {
boolean expanded;
int level;
int row;
Object value;
if (childIndex == -1) {
// Getting bounds for parent
row = parent.getRow();
value = parent.getUserObject();
expanded = parent.isExpanded();
level = parent.getLevel();
} else {
row = parent.getRowToModelIndex(childIndex);
value = treeModel.getChild(parent.getUserObject(), childIndex);
expanded = false;
level = parent.getLevel() + 1;
}
Rectangle bounds = getNodeDimensions(value, row, level, expanded, boundsBuffer);
// No node dimensions, bail.
if (bounds == null) return null;
if (placeIn == null) placeIn = new Rectangle();
placeIn.x = bounds.x;
placeIn.height = getRowHeight();
placeIn.y = row * placeIn.height;
placeIn.width = bounds.width;
return placeIn;
}
/**
* Adjusts the allocation given to the view to be a suitable allocation for a text field. If the
* view has been allocated more than the preferred span vertically, the allocation is changed to
* be centered vertically. Horizontally the view is adjusted according to the horizontal alignment
* property set on the associated JTextField (if that is the type of the hosting component).
*
* @param a the allocation given to the view, which may need to be adjusted.
* @return the allocation that the superclass should use.
*/
protected Shape adjustAllocation(Shape a) {
if (a != null) {
Rectangle bounds = a.getBounds();
int vspan = (int) getPreferredSpan(Y_AXIS);
int hspan = (int) getPreferredSpan(X_AXIS);
if (bounds.height != vspan) {
int slop = bounds.height - vspan;
bounds.y += slop / 2;
bounds.height -= slop;
}
// horizontal adjustments
Component c = getContainer();
if (c instanceof JTextField) {
JTextField field = (JTextField) c;
BoundedRangeModel vis = field.getHorizontalVisibility();
int max = Math.max(hspan, bounds.width);
int value = vis.getValue();
int extent = Math.min(max, bounds.width - 1);
if ((value + extent) > max) {
value = max - extent;
}
vis.setRangeProperties(value, extent, vis.getMinimum(), max, false);
if (hspan < bounds.width) {
// horizontally align the interior
int slop = bounds.width - 1 - hspan;
int align = ((JTextField) c).getHorizontalAlignment();
if (Utilities.isLeftToRight(c)) {
if (align == LEADING) {
align = LEFT;
} else if (align == TRAILING) {
align = RIGHT;
}
} else {
if (align == LEADING) {
align = RIGHT;
} else if (align == TRAILING) {
align = LEFT;
}
}
switch (align) {
case SwingConstants.CENTER:
bounds.x += slop / 2;
bounds.width -= slop;
break;
case SwingConstants.RIGHT:
bounds.x += slop;
bounds.width -= slop;
break;
}
} else {
// adjust the allocation to match the bounded range.
bounds.width = hspan;
bounds.x -= vis.getValue();
}
}
return bounds;
}
return null;
}
/**
* Compute and return the location of the icons origin, the location of origin of the text
* baseline, and a possibly clipped version of the compound labels string. Locations are computed
* relative to the viewR rectangle.
*/
private static String layoutMenuItem(
JComponent c,
FontMetrics fm,
String text,
FontMetrics fmAccel,
String acceleratorText,
Icon icon,
Icon checkIcon,
Icon arrowIcon,
int verticalAlignment,
int horizontalAlignment,
int verticalTextPosition,
int horizontalTextPosition,
Rectangle viewR,
Rectangle iconR,
Rectangle textR,
Rectangle acceleratorR,
Rectangle checkIconR,
Rectangle arrowIconR,
int textIconGap,
int menuItemGap) {
SwingUtilities.layoutCompoundLabel(
c,
fm,
text,
icon,
verticalAlignment,
horizontalAlignment,
verticalTextPosition,
horizontalTextPosition,
viewR,
iconR,
textR,
textIconGap);
/* Initialize the acceelratorText bounds rectangle textR. If a null
* or and empty String was specified we substitute "" here
* and use 0,0,0,0 for acceleratorTextR.
*/
if ((acceleratorText == null) || acceleratorText.equals("")) {
acceleratorR.width = acceleratorR.height = 0;
acceleratorText = "";
} else {
acceleratorR.width = SwingUtilities2.stringWidth(c, fmAccel, acceleratorText);
acceleratorR.height = fmAccel.getHeight();
}
/* Initialize the checkIcon bounds rectangle checkIconR.
*/
if (checkIcon != null) {
checkIconR.width = checkIcon.getIconWidth();
checkIconR.height = checkIcon.getIconHeight();
} else {
checkIconR.width = checkIconR.height = 0;
}
/* Initialize the arrowIcon bounds rectangle arrowIconR.
*/
if (arrowIcon != null) {
arrowIconR.width = arrowIcon.getIconWidth();
arrowIconR.height = arrowIcon.getIconHeight();
} else {
arrowIconR.width = arrowIconR.height = 0;
}
Rectangle labelR = iconR.union(textR);
if (MotifGraphicsUtils.isLeftToRight(c)) {
textR.x += checkIconR.width + menuItemGap;
iconR.x += checkIconR.width + menuItemGap;
// Position the Accelerator text rect
acceleratorR.x = viewR.x + viewR.width - arrowIconR.width - menuItemGap - acceleratorR.width;
// Position the Check and Arrow Icons
checkIconR.x = viewR.x;
arrowIconR.x = viewR.x + viewR.width - menuItemGap - arrowIconR.width;
} else {
textR.x -= (checkIconR.width + menuItemGap);
iconR.x -= (checkIconR.width + menuItemGap);
// Position the Accelerator text rect
acceleratorR.x = viewR.x + arrowIconR.width + menuItemGap;
// Position the Check and Arrow Icons
checkIconR.x = viewR.x + viewR.width - checkIconR.width;
arrowIconR.x = viewR.x + menuItemGap;
}
// Align the accelertor text and the check and arrow icons vertically
// with the center of the label rect.
acceleratorR.y = labelR.y + (labelR.height / 2) - (acceleratorR.height / 2);
arrowIconR.y = labelR.y + (labelR.height / 2) - (arrowIconR.height / 2);
checkIconR.y = labelR.y + (labelR.height / 2) - (checkIconR.height / 2);
/*
System.out.println("Layout: v=" +viewR+" c="+checkIconR+" i="+
iconR+" t="+textR+" acc="+acceleratorR+" a="+arrowIconR);
*/
return text;
}
/**
* This method is not being used to paint menu item since 6.0 This code left for compatibility
* only. Do not use or override it, this will not cause any visible effect.
*/
public static void paintMenuItem(
Graphics g,
JComponent c,
Icon checkIcon,
Icon arrowIcon,
Color background,
Color foreground,
int defaultTextIconGap) {
JMenuItem b = (JMenuItem) c;
ButtonModel model = b.getModel();
Dimension size = b.getSize();
Insets i = c.getInsets();
Rectangle viewRect = new Rectangle(size);
viewRect.x += i.left;
viewRect.y += i.top;
viewRect.width -= (i.right + viewRect.x);
viewRect.height -= (i.bottom + viewRect.y);
Rectangle iconRect = new Rectangle();
Rectangle textRect = new Rectangle();
Rectangle acceleratorRect = new Rectangle();
Rectangle checkRect = new Rectangle();
Rectangle arrowRect = new Rectangle();
Font holdf = g.getFont();
Font f = c.getFont();
g.setFont(f);
FontMetrics fm = SwingUtilities2.getFontMetrics(c, g, f);
FontMetrics fmAccel =
SwingUtilities2.getFontMetrics(c, g, UIManager.getFont("MenuItem.acceleratorFont"));
if (c.isOpaque()) {
if (model.isArmed() || (c instanceof JMenu && model.isSelected())) {
g.setColor(background);
} else {
g.setColor(c.getBackground());
}
g.fillRect(0, 0, size.width, size.height);
}
// get Accelerator text
KeyStroke accelerator = b.getAccelerator();
String acceleratorText = "";
if (accelerator != null) {
int modifiers = accelerator.getModifiers();
if (modifiers > 0) {
acceleratorText = KeyEvent.getKeyModifiersText(modifiers);
acceleratorText += "+";
}
acceleratorText += KeyEvent.getKeyText(accelerator.getKeyCode());
}
// layout the text and icon
String text =
layoutMenuItem(
c,
fm,
b.getText(),
fmAccel,
acceleratorText,
b.getIcon(),
checkIcon,
arrowIcon,
b.getVerticalAlignment(),
b.getHorizontalAlignment(),
b.getVerticalTextPosition(),
b.getHorizontalTextPosition(),
viewRect,
iconRect,
textRect,
acceleratorRect,
checkRect,
arrowRect,
b.getText() == null ? 0 : defaultTextIconGap,
defaultTextIconGap);
// Paint the Check
Color holdc = g.getColor();
if (checkIcon != null) {
if (model.isArmed() || (c instanceof JMenu && model.isSelected())) g.setColor(foreground);
checkIcon.paintIcon(c, g, checkRect.x, checkRect.y);
g.setColor(holdc);
}
// Paint the Icon
if (b.getIcon() != null) {
Icon icon;
if (!model.isEnabled()) {
icon = b.getDisabledIcon();
} else if (model.isPressed() && model.isArmed()) {
icon = b.getPressedIcon();
if (icon == null) {
// Use default icon
icon = b.getIcon();
}
} else {
icon = b.getIcon();
}
if (icon != null) {
icon.paintIcon(c, g, iconRect.x, iconRect.y);
}
}
// Draw the Text
if (text != null && !text.equals("")) {
// Once BasicHTML becomes public, use BasicHTML.propertyKey
// instead of the hardcoded string below!
View v = (View) c.getClientProperty("html");
if (v != null) {
v.paint(g, textRect);
} else {
int mnemIndex = b.getDisplayedMnemonicIndex();
if (!model.isEnabled()) {
// *** paint the text disabled
g.setColor(b.getBackground().brighter());
SwingUtilities2.drawStringUnderlineCharAt(
b, g, text, mnemIndex, textRect.x, textRect.y + fmAccel.getAscent());
g.setColor(b.getBackground().darker());
SwingUtilities2.drawStringUnderlineCharAt(
b, g, text, mnemIndex, textRect.x - 1, textRect.y + fmAccel.getAscent() - 1);
} else {
// *** paint the text normally
if (model.isArmed() || (c instanceof JMenu && model.isSelected())) {
g.setColor(foreground);
} else {
g.setColor(b.getForeground());
}
SwingUtilities2.drawStringUnderlineCharAt(
b, g, text, mnemIndex, textRect.x, textRect.y + fm.getAscent());
}
}
}
// Draw the Accelerator Text
if (acceleratorText != null && !acceleratorText.equals("")) {
// Get the maxAccWidth from the parent to calculate the offset.
int accOffset = 0;
Container parent = b.getParent();
if (parent != null && parent instanceof JComponent) {
JComponent p = (JComponent) parent;
Integer maxValueInt = (Integer) p.getClientProperty(MotifGraphicsUtils.MAX_ACC_WIDTH);
int maxValue = maxValueInt != null ? maxValueInt.intValue() : acceleratorRect.width;
// Calculate the offset, with which the accelerator texts will be drawn with.
accOffset = maxValue - acceleratorRect.width;
}
g.setFont(UIManager.getFont("MenuItem.acceleratorFont"));
if (!model.isEnabled()) {
// *** paint the acceleratorText disabled
g.setColor(b.getBackground().brighter());
SwingUtilities2.drawString(
c,
g,
acceleratorText,
acceleratorRect.x - accOffset,
acceleratorRect.y + fm.getAscent());
g.setColor(b.getBackground().darker());
SwingUtilities2.drawString(
c,
g,
acceleratorText,
acceleratorRect.x - accOffset - 1,
acceleratorRect.y + fm.getAscent() - 1);
} else {
// *** paint the acceleratorText normally
if (model.isArmed() || (c instanceof JMenu && model.isSelected())) {
g.setColor(foreground);
} else {
g.setColor(b.getForeground());
}
SwingUtilities2.drawString(
c,
g,
acceleratorText,
acceleratorRect.x - accOffset,
acceleratorRect.y + fmAccel.getAscent());
}
}
// Paint the Arrow
if (arrowIcon != null) {
if (model.isArmed() || (c instanceof JMenu && model.isSelected())) g.setColor(foreground);
if (!(b.getParent() instanceof JMenuBar)) arrowIcon.paintIcon(c, g, arrowRect.x, arrowRect.y);
}
g.setColor(holdc);
g.setFont(holdf);
}