private Insets getVisualMargin(JComponent component) {
String uid = component.getUIClassID();
String style = null;
if (uid == "ButtonUI" || uid == "ToggleButtonUI") {
style = (String) component.getClientProperty("JButton.buttonType");
} else if (uid == "ProgressBarUI") {
style =
(((JProgressBar) component).getOrientation() == JProgressBar.HORIZONTAL)
? "horizontal"
: "vertical";
} else if (uid == "SliderUI") {
style =
(((JSlider) component).getOrientation() == JProgressBar.HORIZONTAL)
? "horizontal"
: "vertical";
} else if (uid == "TabbedPaneUI") {
switch (((JTabbedPane) component).getTabPlacement()) {
case JTabbedPane.TOP:
style = "top";
break;
case JTabbedPane.LEFT:
style = "left";
break;
case JTabbedPane.BOTTOM:
style = "bottom";
break;
case JTabbedPane.RIGHT:
style = "right";
break;
}
}
Insets gap = getInsets(VISUAL_MARGINS, uid, style, 0);
// Take into account different positions of the button icon
if (uid == "RadioButtonUI" || uid == "CheckBoxUI") {
switch (((AbstractButton) component).getHorizontalTextPosition()) {
case SwingConstants.RIGHT:
gap = new Insets(gap.top, gap.right, gap.bottom, gap.left);
break;
case SwingConstants.CENTER:
gap = new Insets(gap.top, gap.right, gap.bottom, gap.right);
break;
/*
case SwingConstants.LEFT :
break;
*/
default:
gap = new Insets(gap.top, gap.left, gap.bottom, gap.right);
}
if (component.getBorder() instanceof EmptyBorder) {
gap.left -= 2;
gap.right -= 2;
gap.top -= 2;
gap.bottom -= 2;
}
}
return gap;
}
public int getPreferredGap(
JComponent source, JComponent target, int type, int position, Container parent) {
// Invoke super to check arguments.
super.getPreferredGap(source, target, type, position, parent);
if (type == INDENT) {
if (position == SwingConstants.EAST || position == SwingConstants.WEST) {
int gap = getButtonChildIndent(source, position);
if (gap != 0) {
return gap;
}
return 10;
}
// Treat vertical INDENT as RELATED
type = RELATED;
}
if (type == UNRELATED) {
// Between unrelated controls: 7
return getCBRBPadding(source, target, position, dluToPixels(7, position));
} else { // type == RELATED
boolean sourceLabel = (source.getUIClassID() == "LabelUI");
boolean targetLabel = (target.getUIClassID() == "LabelUI");
if (((sourceLabel && !targetLabel) || (targetLabel && !sourceLabel))
&& (position == SwingConstants.EAST || position == SwingConstants.WEST)) {
// Between text labels and their associated controls (for
// example, text boxes and list boxes): 3
// NOTE: We're not honoring:
// 'Text label beside a button 3 down from the top of
// the button,' but I suspect that is an attempt to
// enforce a baseline layout which will be handled
// separately. In order to enforce this we would need
// this API to return a more complicated type (Insets,
// or something else).
return getCBRBPadding(source, target, position, dluToPixels(3, position));
}
// Between related controls: 4
return getCBRBPadding(source, target, position, dluToPixels(4, position));
}
}
private Insets getPreferredGap(JComponent component, int type, int sizeStyle) {
Map gapMap;
switch (type) {
case INDENT:
gapMap = INDENT_GAPS;
break;
case RELATED:
gapMap = RELATED_GAPS;
break;
case UNRELATED:
default:
gapMap = UNRELATED_GAPS;
break;
}
String uid = component.getUIClassID();
String style = null;
// == is ok here as Strings from Swing get interned, if for some reason
// need .equals then must deal with null.
if (uid == "ButtonUI" || uid == "ToggleButtonUI") {
style = (String) component.getClientProperty("JButton.buttonType");
} else if (uid == "ProgressBarUI") {
style =
(((JProgressBar) component).getOrientation() == JProgressBar.HORIZONTAL)
? "horizontal"
: "vertical";
} else if (uid == "SliderUI") {
style =
(((JSlider) component).getOrientation() == JProgressBar.HORIZONTAL)
? "horizontal"
: "vertical";
} else if (uid == "TabbedPaneUI") {
switch (((JTabbedPane) component).getTabPlacement()) {
case JTabbedPane.TOP:
style = "top";
break;
case JTabbedPane.LEFT:
style = "left";
break;
case JTabbedPane.BOTTOM:
style = "bottom";
break;
case JTabbedPane.RIGHT:
style = "right";
break;
}
} else if (uid == "ComboBoxUI") {
style = ((JComboBox) component).isEditable() ? "editable" : "uneditable";
}
return getInsets(gapMap, uid, style, sizeStyle);
}
/**
* Returns the baseline for the specified component, or a value less than 0 if the baseline can
* not be determined. The baseline is measured from the top of the component.
*
* @param component JComponent to calculate baseline for
* @param width Width of the component to determine baseline for.
* @param height Height of the component to determine baseline for.
* @return baseline for the specified component
*/
public static int getBaseline(JComponent component, int width, int height) {
Method baselineMethod = getBaselineMethod(component);
if (baselineMethod != null) {
return invokeBaseline(baselineMethod, component, width, height);
}
Object baselineImpl = UIManager.get("Baseline.instance");
if (baselineImpl != null && (baselineImpl instanceof Baseline)) {
return ((Baseline) baselineImpl).getComponentBaseline(component, width, height);
}
if (!isKnownLookAndFeel()) {
return -1;
}
String uid = component.getUIClassID();
int baseline = -1;
if (uid == "ButtonUI"
|| uid == "CheckBoxUI"
|| uid == "RadioButtonUI"
|| uid == "ToggleButtonUI") {
baseline = getButtonBaseline((AbstractButton) component, height);
} else if (uid == "ComboBoxUI") {
return getComboBoxBaseline((JComboBox) component, height);
} else if (uid == "TextAreaUI") {
return getTextAreaBaseline((JTextArea) component, height);
} else if (uid == "FormattedTextFieldUI" || uid == "PasswordFieldUI" || uid == "TextFieldUI") {
baseline = getSingleLineTextBaseline((JTextComponent) component, height);
} else if (uid == "LabelUI") {
baseline = getLabelBaseline((JLabel) component, height);
} else if (uid == "ListUI") {
baseline = getListBaseline((JList) component, height);
} else if (uid == "PanelUI") {
baseline = getPanelBaseline((JPanel) component, height);
} else if (uid == "ProgressBarUI") {
baseline = getProgressBarBaseline((JProgressBar) component, height);
} else if (uid == "SliderUI") {
baseline = getSliderBaseline((JSlider) component, height);
} else if (uid == "SpinnerUI") {
baseline = getSpinnerBaseline((JSpinner) component, height);
} else if (uid == "ScrollPaneUI") {
baseline = getScrollPaneBaseline((JScrollPane) component, height);
} else if (uid == "TabbedPaneUI") {
baseline = getTabbedPaneBaseline((JTabbedPane) component, height);
} else if (uid == "TableUI") {
baseline = getTableBaseline((JTable) component, height);
} else if (uid == "TreeUI") {
baseline = getTreeBaseline((JTree) component, height);
}
return Math.max(baseline, -1);
}
/**
* Sets the name of UI for the Component passed
*
* @param c
*/
public static void setUIName(JComponent c) {
String key = c.getUIClassID();
String uiClassName = (String) UIManager.get(key);
if (uiClassName == null) {
String componentName = c.getClass().getName();
int index = componentName.lastIndexOf('.') + 1;
StringBuffer sb = new StringBuffer();
sb.append(componentName.substring(0, index));
String lookAndFeelName = UIManager.getLookAndFeel().getName();
if (lookAndFeelName.startsWith("CDE/")) {
lookAndFeelName = lookAndFeelName.substring(4, lookAndFeelName.length());
}
sb.append(lookAndFeelName);
sb.append(key);
UIManager.put(key, sb.toString());
}
}
/**
* Returns a constant indicating how the baseline varies with the size of the component.
*
* @param c the JComponent to get the baseline resize behavior for
* @return one of BRB_CONSTANT_ASCENT, BRB_CONSTANT_DESCENT, BRB_CENTER_OFFSET or BRB_OTHER
*/
public static int getBaselineResizeBehavior(JComponent c) {
Method brbIMethod = getBRBIMethod(c);
if (brbIMethod != null) {
return invokeBRBIMethod(brbIMethod, c);
}
if (COMPONENT_BRB_METHOD != null) {
return getBaselineResizeBehaviorUsingMustang(c);
}
String uid = c.getUIClassID();
if (uid == "ButtonUI"
|| uid == "CheckBoxUI"
|| uid == "RadioButtonUI"
|| uid == "ToggleButtonUI") {
return getButtonBaselineResizeBehavior((AbstractButton) c);
} else if (uid == "ComboBoxUI") {
return getComboBoxBaselineResizeBehavior((JComboBox) c);
} else if (uid == "TextAreaUI") {
return getTextAreaBaselineResizeBehavior((JTextArea) c);
} else if (uid == "TextFieldUI" || uid == "FormattedTextFieldUI" || uid == "PasswordFieldUI") {
return getSingleLineTextBaselineResizeBehavior((JTextField) c);
} else if (uid == "LabelUI") {
return getLabelBaselineResizeBehavior((JLabel) c);
} else if (uid == "ListUI") {
return getListBaselineResizeBehavior((JList) c);
} else if (uid == "PanelUI") {
return getPanelBaselineResizeBehavior((JPanel) c);
} else if (uid == "ProgressBarUI") {
return getProgressBarBaselineResizeBehavior((JProgressBar) c);
} else if (uid == "SliderUI") {
return getSliderBaselineResizeBehavior((JSlider) c);
} else if (uid == "SpinnerUI") {
return getSpinnerBaselineResizeBehavior((JSpinner) c);
} else if (uid == "ScrollPaneUI") {
return getScrollPaneBaselineBaselineResizeBehavior((JScrollPane) c);
} else if (uid == "TabbedPaneUI") {
return getTabbedPaneBaselineResizeBehavior((JTabbedPane) c);
} else if (uid == "TableUI") {
return getTableBaselineResizeBehavior((JTable) c);
} else if (uid == "TreeUI") {
return getTreeBaselineResizeBehavior((JTree) c);
}
return BRB_OTHER;
}