Bug 51984 Compiler settings: enable state not correctly updated
I200402122000 In the Java/Compiler/Advanced preference page, 'Include constructor or setter method parameter' is not correctly enable/disable when modifying the option 'Local variable declaration hides another field or variable'. Modifying one the options with sub-checkbox in 'Unused code' set the correct enable state in 'Advanced'.
org.eclipse.jdt.ui/ui/org/eclipse/jdt/internal/ui/preferences/CompilerConfigurationBlock.java
item= new TabItem(folder, SWT.NONE);
		item.setText(PreferencesMessages.getString("CompilerConfigurationBlock.javadoc.tabtitle")); 
		item.setControl(javadocComposite);
	
		item= new TabItem(folder, SWT.NONE);
		item.setText(PreferencesMessages.getString("CompilerConfigurationBlock.compliance.tabtitle")); 
		item.setControl(complianceComposite);
		
		item= new TabItem(folder, SWT.NONE);
		item.setText(PreferencesMessages.getString("CompilerConfigurationBlock.others.tabtitle")); 
		item.setControl(othersComposite);		
		
		validateSettings(null, null);
	
		return folder;
	}
	private Composite createStyleTabContent(Composite folder) {
		String[] errorWarningIgnore= new String[] { ERROR, WARNING, IGNORE };
		
		String[] errorWarningIgnoreLabels= new String[] {
			PreferencesMessages.getString("CompilerConfigurationBlock.error"),  
			PreferencesMessages.getString("CompilerConfigurationBlock.warning"), 
			PreferencesMessages.getString("CompilerConfigurationBlock.ignore") 
		};
		
		int nColumns= 3;
		
		GridLayout layout= new GridLayout();
		layout.numColumns= nColumns;