Bug 28400 JavaEditorPreferencePage and JavaColorManager leak Colors
20021216 everytime you do this: 1. open java editor pref page 2. close the pref page you end up having allocated and not disposed 8 colors 1 is allocated like this at org.eclipse.jdt.internal.ui.preferences.JavaEditorPreferencePage.createColor(JavaEditorPreferencePage.java:560) at org.eclipse.jdt.internal.ui.preferences.JavaEditorPreferencePage.initializeViewerColors(JavaEditorPreferencePage.java:534) at org.eclipse.jdt.internal.ui.preferences.JavaEditorPreferencePage.createPreviewer(JavaEditorPreferencePage.java:493) at org.eclipse.jdt.internal.ui.preferences.JavaEditorPreferencePage.createSyntaxPage(JavaEditorPreferencePage.java:433) at org.eclipse.jdt.internal.ui.preferences.JavaEditorPreferencePage.createContents(JavaEditorPreferencePage.java:942) at org.eclipse.jface.preference.PreferencePage.createControl(PreferencePage.java:209) and the other 7 are allocated like this: at org.eclipse.jdt.internal.ui.text.JavaColorManager.getColor(JavaColorManager.java:62) at org.eclipse.jdt.internal.ui.text.JavaColorManager.getColor(JavaColorManager.java:85) at org.eclipse.jdt.internal.ui.text.AbstractJavaScanner.addToken(AbstractJavaScanner.java:90) at org.eclipse.jdt.internal.ui.text.AbstractJavaScanner.initialize(AbstractJavaScanner.java:75) at org.eclipse.jdt.internal.ui.text.java.JavaCodeScanner.<init>(JavaCodeScanner.java:126) at org.eclipse.jdt.ui.text.JavaTextTools.<init>(JavaTextTools.java:80) at org.eclipse.jdt.internal.ui.preferences.JavaEditorPreferencePage.createPreviewer(JavaEditorPreferencePage.java:486) at org.eclipse.jdt.internal.ui.preferences.JavaEditorPreferencePage.createSyntaxPage(JavaEditorPreferencePage.java:433) at org.eclipse.jdt.internal.ui.preferences.JavaEditorPreferencePage.createContents(JavaEditorPreferencePage.java:942) at org.eclipse.jface.preference.PreferencePage.createControl(PreferencePage.java:209)
org.eclipse.jdt.ui/ui/org/eclipse/jdt/internal/ui/preferences/JavaEditorPreferencePage.java
foregroundColorButton.addSelectionListener(new SelectionListener() {
			public void widgetDefaultSelected(SelectionEvent e) {
				
			}
			public void widgetSelected(SelectionEvent e) {
				int i= fAppearanceColorList.getSelectionIndex();
				String key= fAppearanceColorListModel[i][1];
				
				PreferenceConverter.setValue(fOverlayStore, key, fAppearanceColorEditor.getColorValue());
			}
		});
		return appearanceComposite;
	}
	
	
	private Control createAnnotationsPage(Composite parent) {
		Composite composite= new Composite(parent, SWT.NULL);
		GridLayout layout= new GridLayout(); layout.numColumns= 2;
		composite.setLayout(layout);
				
		String text= PreferencesMessages.getString("JavaEditorPreferencePage.analyseAnnotationsWhileTyping"); 
		addCheckBox(composite, text, PreferenceConstants.EDITOR_EVALUTE_TEMPORARY_PROBLEMS, 0);
		
		text= PreferencesMessages.getString("JavaEditorPreferencePage.showQuickFixables"); 
		addCheckBox(composite, text, PreferenceConstants.EDITOR_CORRECTION_INDICATION, 0);
		
		addFiller(composite);
				
		Label label= new Label(composite, SWT.LEFT);
		label.setText(PreferencesMessages.getString("JavaEditorPreferencePage.annotationPresentationOptions"));