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
t.setText(fOverlayStore.getString(key));
		}
		
		RGB rgb= PreferenceConverter.getColor(fOverlayStore, PreferenceConstants.EDITOR_BACKGROUND_COLOR);
		fBackgroundColorEditor.setColorValue(rgb);		
		
		boolean default_= fOverlayStore.getBoolean(PreferenceConstants.EDITOR_BACKGROUND_DEFAULT_COLOR);
		fBackgroundDefaultRadioButton.setSelection(default_);
		fBackgroundCustomRadioButton.setSelection(!default_);
		fBackgroundColorButton.setEnabled(!default_);
		boolean closeJavaDocs= fOverlayStore.getBoolean(PreferenceConstants.EDITOR_CLOSE_JAVADOCS);
		fAddJavaDocTagsButton.setEnabled(closeJavaDocs);
		boolean fillMethodArguments= fOverlayStore.getBoolean(PreferenceConstants.CODEASSIST_FILL_ARGUMENT_NAMES);
		fGuessMethodArgumentsButton.setEnabled(fillMethodArguments);
		
        updateAutoactivationControls();
	}
	
    private void updateAutoactivationControls() {
        boolean autoactivation= fOverlayStore.getBoolean(PreferenceConstants.CODEASSIST_AUTOACTIVATION);
        fAutoInsertDelayText.setEnabled(autoactivation);
        fAutoInsertJavaTriggerText.setEnabled(autoactivation);
        fAutoInsertJavaDocTriggerText.setEnabled(autoactivation);
    }
	
	/*
	 * @see PreferencePage#performOk()
	 */
	public boolean performOk() {
		fJavaEditorHoverConfigurationBlock.performOk();