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
previewer.setLayoutData(gd);
		
		fSyntaxColorList.addSelectionListener(new SelectionListener() {
			public void widgetDefaultSelected(SelectionEvent e) {
				
			}
			public void widgetSelected(SelectionEvent e) {
				handleSyntaxColorListSelection();
			}
		});
		
		foregroundColorButton.addSelectionListener(new SelectionListener() {
			public void widgetDefaultSelected(SelectionEvent e) {
				
			}
			public void widgetSelected(SelectionEvent e) {
				int i= fSyntaxColorList.getSelectionIndex();
				String key= fSyntaxColorListModel[i][1];
				
				PreferenceConverter.setValue(fOverlayStore, key, fSyntaxForegroundColorEditor.getColorValue());
			}
		});
		fBackgroundColorButton.addSelectionListener(new SelectionListener() {
			public void widgetDefaultSelected(SelectionEvent e) {
				
			}
			public void widgetSelected(SelectionEvent e) {
				PreferenceConverter.setValue(fOverlayStore, PreferenceConstants.EDITOR_BACKGROUND_COLOR, fBackgroundColorEditor.getColorValue());					
			}
		});