下面列出了org.eclipse.ui.editors.text.EditorsUI#getPreferenceStore ( ) 实例代码，或者点击链接到github查看源代码，也可以在右侧发表评论。
/**
* Constructs a decorated script editor with the specified parent and the
* specified script.
*
* @param parent
* the parent editor.
* @param script
* the script to edit
*/
public DecoratedScriptEditor( IEditorPart parent, String script )
{
super( );
this.parent = parent;
this.sourceViewerConfiguration = new ScriptSourceViewerConfiguration( context );
setSourceViewerConfiguration( this.sourceViewerConfiguration );
setDocumentProvider( new ScriptDocumentProvider( parent ) );
setScript( script );
IPreferences preferences = PreferenceFactory.getInstance( )
.getPreferences( ReportPlugin.getDefault( ) );
if ( preferences instanceof PreferenceWrapper )
{
IPreferenceStore store = ( (PreferenceWrapper) preferences ).getPrefsStore( );
if ( store != null )
{
IPreferenceStore baseEditorPrefs = EditorsUI.getPreferenceStore();
setPreferenceStore( new ChainedPreferenceStore(new IPreferenceStore[]{store, baseEditorPrefs}) );
}
}
}
public void dispose() {
if (fForegroundColor != null) {
fForegroundColor.dispose();
fForegroundColor = null;
}
if (fBackgroundColor != null) {
fBackgroundColor.dispose();
fBackgroundColor = null;
}
if (fSelectionForegroundColor != null) {
fSelectionForegroundColor.dispose();
fSelectionForegroundColor = null;
}
if (fSelectionBackgroundColor != null) {
fSelectionBackgroundColor.dispose();
fSelectionBackgroundColor = null;
}
if (fListener != null) {
final IPreferenceStore store = EditorsUI.getPreferenceStore();
if (store != null) {
store.removePropertyChangeListener(fListener);
}
}
super.dispose();
}
public static final String getAdditionalInfoAffordanceString() {
IPreferenceStore store = EditorsUI.getPreferenceStore();
if(!store.getBoolean(AbstractDecoratedTextEditorPreferenceConstants.EDITOR_SHOW_TEXT_HOVER_AFFORDANCE)) {
return null;
}
return LangUIMessages.SourceHover_additionalInfo_affordance;
}
@Override
public IPreferenceStore getContextPreferenceStore(Object context) {
lazyInitialize();
// may be null on shutdown
Activator activator = Activator.getDefault();
if (activator != null)
return new ChainedPreferenceStore(new IPreferenceStore[] {
getWritablePreferenceStore(context),
activator.getPreferenceStore(),
EditorsUI.getPreferenceStore()});
return new ChainedPreferenceStore(new IPreferenceStore[] {
getWritablePreferenceStore(context),
EditorsUI.getPreferenceStore()});
}
/**
* Creates a new source viewer configuration.
*
* @param te The editor that this configuration is associated to
*/
public TexSourceViewerConfiguration(TexEditor editor) {
super(EditorsUI.getPreferenceStore());
this.editor = editor;
this.colorManager = new ColorManager();
this.annotationHover = new TexAnnotationHover();
// Adds a listener for changing content assistant properties if
// these are changed in the preferences
TexlipsePlugin.getDefault().getPreferenceStore().addPropertyChangeListener(new
IPropertyChangeListener() {
public void propertyChange(PropertyChangeEvent event) {
if (assistant == null)
return;
String property = event.getProperty();
if (TexlipseProperties.TEX_COMPLETION.equals(property)) {
assistant.enableAutoActivation(
TexlipsePlugin.getDefault().getPreferenceStore().getBoolean(
TexlipseProperties.TEX_COMPLETION));
} else if (TexlipseProperties.TEX_COMPLETION_DELAY.equals(property)) {
assistant.setAutoActivationDelay(
TexlipsePlugin.getDefault().getPreferenceStore().getInt(
TexlipseProperties.TEX_COMPLETION_DELAY));
}
};
});
}
public ColorPredicatePreferencePage()
{
super(GRID);
// Using somebody's else PreferenceStore is not a good idea!
// @see Bug #261 in general/bugzilla/index.html
final IPreferenceStore[] preferenceStores = new IPreferenceStore[2];
preferenceStores[0] = EditorsUI.getPreferenceStore();
preferenceStores[1] = ProverUIActivator.getDefault().getPreferenceStore();
setPreferenceStore(new TLCChainedPreferenceStore(preferenceStores));
getPreferenceStore().addPropertyChangeListener(this);
setDescription("Color Predicates");
}
/**
* @param composite
*/
public SourceViewer createSourcePreview(Composite composite, IScriptFormatterFactory factory)
{
IPreferenceStore generalTextStore = EditorsUI.getPreferenceStore();
// TODO - Note that we pass the factory's preferences store and not calling to this.getPrefereceStore.
// In case we decide to unify the preferences into the this plugin, we might need to change this.
IPreferenceStore store = new ChainedPreferenceStore(new IPreferenceStore[] { factory.getPreferenceStore(),
generalTextStore });
SourceViewer fPreviewViewer = createPreviewViewer(composite, null, null, false, SWT.V_SCROLL | SWT.H_SCROLL
| SWT.BORDER, store);
if (fPreviewViewer == null)
{
return null;
}
SourceViewerConfiguration configuration = (SourceViewerConfiguration) factory
.createSimpleSourceViewerConfiguration(fColorManager, store, null, false);
fPreviewViewer.configure(configuration);
if (fPreviewViewer.getTextWidget().getTabs() == 0)
{
fPreviewViewer.getTextWidget().setTabs(4);
}
new ScriptSourcePreviewerUpdater(fPreviewViewer, configuration, store);
fPreviewViewer.setEditable(false);
IDocument document = new Document();
fPreviewViewer.setDocument(document);
IPartitioningConfiguration partitioningConfiguration = (IPartitioningConfiguration) factory
.getPartitioningConfiguration();
CompositePartitionScanner partitionScanner = new CompositePartitionScanner(
partitioningConfiguration.createSubPartitionScanner(), new NullSubPartitionScanner(),
new NullPartitionerSwitchStrategy());
IDocumentPartitioner partitioner = new ExtendedFastPartitioner(partitionScanner,
partitioningConfiguration.getContentTypes());
partitionScanner.setPartitioner((IExtendedPartitioner) partitioner);
partitioner.connect(document);
document.setDocumentPartitioner(partitioner);
return fPreviewViewer;
}
/**
* Creates and returns a preference store which combines the preference
* stores from the text tools and which is read-only.
*
* @param javaTextTools the Java text tools
* @return the combined read-only preference store
* @since 3.0
*/
private static final IPreferenceStore createPreferenceStore(JavaTextTools javaTextTools) {
Assert.isNotNull(javaTextTools);
IPreferenceStore generalTextStore= EditorsUI.getPreferenceStore();
if (javaTextTools.getCorePreferenceStore() == null)
return new ChainedPreferenceStore(new IPreferenceStore[] { javaTextTools.getPreferenceStore(), generalTextStore});
return new ChainedPreferenceStore(new IPreferenceStore[] { javaTextTools.getPreferenceStore(), new PreferencesAdapter(javaTextTools.getCorePreferenceStore()), generalTextStore });
}
public static boolean isEditable(Shell shell, IJavaElement element) {
if (! isProcessable(shell, element))
return false;
IJavaElement cu= element.getAncestor(IJavaElement.COMPILATION_UNIT);
if (cu != null) {
IResource resource= cu.getResource();
if (resource != null && resource.isDerived(IResource.CHECK_ANCESTORS)) {
// see org.eclipse.ui.texteditor.AbstractDecoratedTextEditor#validateEditorInputState()
final String warnKey= AbstractDecoratedTextEditorPreferenceConstants.EDITOR_WARN_IF_INPUT_DERIVED;
IPreferenceStore store= EditorsUI.getPreferenceStore();
if (!store.getBoolean(warnKey))
return true;
MessageDialogWithToggle toggleDialog= MessageDialogWithToggle.openYesNoQuestion(
shell,
ActionMessages.ActionUtil_warning_derived_title,
Messages.format(ActionMessages.ActionUtil_warning_derived_message, BasicElementLabels.getPathLabel(resource.getFullPath(), false)),
ActionMessages.ActionUtil_warning_derived_dontShowAgain,
false,
null,
null);
EditorsUI.getPreferenceStore().setValue(warnKey, !toggleDialog.getToggleState());
return toggleDialog.getReturnCode() == IDialogConstants.YES_ID;
}
}
return true;
}
private Control createPreviewer(Composite parent) {
IPreferenceStore generalTextStore= EditorsUI.getPreferenceStore();
IPreferenceStore store= new ChainedPreferenceStore(new IPreferenceStore[] { getPreferenceStore(), new PreferencesAdapter(createTemporaryCorePreferenceStore()), generalTextStore });
fPreviewViewer= new JavaSourceViewer(parent, null, null, false, SWT.H_SCROLL | SWT.BORDER, store);
SimpleJavaSourceViewerConfiguration configuration= new SimpleJavaSourceViewerConfiguration(fColorManager, store, null, IJavaPartitions.JAVA_PARTITIONING, false);
fPreviewViewer.configure(configuration);
// fake 1.5 source to get 1.5 features right.
configuration.handlePropertyChangeEvent(new PropertyChangeEvent(this, JavaCore.COMPILER_SOURCE, JavaCore.VERSION_1_4, JavaCore.VERSION_1_5));
Font font= JFaceResources.getFont(PreferenceConstants.EDITOR_TEXT_FONT);
fPreviewViewer.getTextWidget().setFont(font);
new JavaSourcePreviewerUpdater(fPreviewViewer, configuration, store);
fPreviewViewer.setEditable(false);
Cursor arrowCursor= fPreviewViewer.getTextWidget().getDisplay().getSystemCursor(SWT.CURSOR_ARROW);
fPreviewViewer.getTextWidget().setCursor(arrowCursor);
// Don't set caret to 'null' as this causes https://bugs.eclipse.org/293263
// fPreviewViewer.getTextWidget().setCaret(null);
String content= loadPreviewContentFromFile("ColorSettingPreviewCode.txt"); //$NON-NLS-1$
IDocument document= new Document(content);
JavaPlugin.getDefault().getJavaTextTools().setupJavaDocumentPartitioner(document, IJavaPartitions.JAVA_PARTITIONING);
fPreviewViewer.setDocument(document);
installSemanticHighlighting();
return fPreviewViewer.getControl();
}
/**
* @see com.mulgasoft.emacsplus.commands.EmacsPlusNoEditHandler#transform(ITextEditor, IDocument, ITextSelection, ExecutionEvent)
*/
@Override
protected int transform(ITextEditor editor, IDocument document, ITextSelection currentSelection,
ExecutionEvent event) throws BadLocationException {
IPreferenceStore store= EditorsUI.getPreferenceStore();
if (store != null) {
store.setValue(EDITOR_CURRENT_LINE, !store.getBoolean(EDITOR_CURRENT_LINE));
}
return NO_OFFSET;
}
/**
* Loads the default colors from the plugin.xml and overwrites possible errors in the EditorsUI
* preference store.
*/
public static void resetColors() {
log.debug("resetting annotation colors");
final IPreferenceStore preferenceStore = EditorsUI.getPreferenceStore();
final AnnotationPreferenceLookup lookup = EditorsUI.getAnnotationPreferenceLookup();
final String[] annotationTypesToReset = {
SelectionAnnotation.TYPE, ViewportAnnotation.TYPE, ContributionAnnotation.TYPE
};
for (int i = 0; i <= SIZE; ++i) {
for (String annotationType : annotationTypesToReset) {
final String annotationTypeToLookup = getNumberedType(annotationType, i);
final AnnotationPreference preference =
lookup.getAnnotationPreference(annotationTypeToLookup);
if (preference == null) {
log.warn("could not reset color for annotation type: " + annotationTypeToLookup);
continue;
}
preferenceStore.setToDefault(preference.getColorPreferenceKey());
if (log.isTraceEnabled()) {
log.trace(
"reset "
+ annotationTypeToLookup
+ " to: "
+ preferenceStore.getString(preference.getColorPreferenceKey()));
}
}
}
}
public static final String getAdditionalInfoAffordanceString() {
IPreferenceStore store = EditorsUI.getPreferenceStore();
if(!store.getBoolean(AbstractDecoratedTextEditorPreferenceConstants.EDITOR_SHOW_TEXT_HOVER_AFFORDANCE)) {
return null;
}
return LangUIMessages.SourceHover_additionalInfo_affordance;
}
/**
* Creates and returns with a new {@link StyledText styled text} instance hooked up to the given parent composite.
*
* @param parent
* the parent of the styled text control.
* @param style
* style bits for the new text control.
* @return a new styled text control initialized from the descriptor.
*/
default StyledText toStyledText(final Composite parent, final int style) {
final StyledText text = new StyledText(parent, READ_ONLY | style);
text.setText(getText());
text.setStyleRanges(getRanges());
text.setFont(getFont());
text.setEditable(false);
text.setEnabled(false);
final AtomicReference<Color> colorRef = new AtomicReference<>();
final IPreferenceStore prefStore = EditorsUI.getPreferenceStore();
if (null == prefStore
|| prefStore.getBoolean(PREFERENCE_COLOR_BACKGROUND_SYSTEM_DEFAULT)) {
colorRef.set(getDefault().getSystemColor(COLOR_LIST_BACKGROUND));
} else {
RGB rgb = null;
if (prefStore.contains(PREFERENCE_COLOR_BACKGROUND)) {
if (prefStore.isDefault(PREFERENCE_COLOR_BACKGROUND)) {
rgb = getDefaultColor(prefStore, PREFERENCE_COLOR_BACKGROUND);
} else {
rgb = getColor(prefStore, PREFERENCE_COLOR_BACKGROUND);
}
if (rgb != null) {
colorRef.set(new Color(text.getDisplay(), rgb));
}
}
}
if (null != colorRef.get()) {
text.setBackground(colorRef.get());
text.addDisposeListener(e -> {
if (!colorRef.get().isDisposed()) {
colorRef.get().dispose();
}
});
}
text.pack();
return text;
}
public void populateTextStyle(String id, TextStyle style, TextStyle defaults) {
IPreferenceStore editorsStore = EditorsUI.getPreferenceStore();
RGB fontColorDefaultDefault = editorsStore.getBoolean(AbstractTextEditor.PREFERENCE_COLOR_FOREGROUND_SYSTEM_DEFAULT)
? getDisplay().getSystemColor(SWT.COLOR_LIST_FOREGROUND).getRGB()
: PreferenceConverter.getColor(editorsStore, AbstractTextEditor.PREFERENCE_COLOR_FOREGROUND);
RGB backgrounColorDefaultDefault = editorsStore.getBoolean(AbstractTextEditor.PREFERENCE_COLOR_BACKGROUND_SYSTEM_DEFAULT)
? getDisplay().getSystemColor(SWT.COLOR_LIST_BACKGROUND).getRGB()
: PreferenceConverter.getColor(editorsStore, AbstractTextEditor.PREFERENCE_COLOR_BACKGROUND);
FontData[] fontDataDefaultDefault = JFaceResources.getTextFont().getFontData();
IPreferenceStore preferenceStore = getPreferenceStore();
String cssID = CSS_PREFIX + id;
IPreferenceStore cssPrefStore = getPluginCssPreferenceStore();
String colorKey = PREFERENCE_TAG + getTokenColorPreferenceKey(id);
String cssFontColor = cssPrefStore.getString(getTokenColorPreferenceKey(cssID));
if(!Strings.isEmpty(cssFontColor)) {
preferenceStore.setDefault(colorKey, cssFontColor);
} else if (defaults.getColor() != null) {
PreferenceConverter.setDefault(preferenceStore, colorKey, defaults.getColor());
} else {
PreferenceConverter.setDefault(preferenceStore, colorKey, fontColorDefaultDefault);
}
String backgroundKey = PREFERENCE_TAG + getTokenBackgroundColorPreferenceKey(id);
String cssBgColor = cssPrefStore.getString(getTokenBackgroundColorPreferenceKey(cssID));
if(!Strings.isEmpty(cssBgColor)) {
preferenceStore.setDefault(backgroundKey, cssBgColor);
} else if (defaults.getBackgroundColor() != null) {
PreferenceConverter.setDefault(preferenceStore, backgroundKey, defaults.getBackgroundColor());
} else {
PreferenceConverter.setDefault(preferenceStore, backgroundKey, backgrounColorDefaultDefault);
}
String fontKey = PREFERENCE_TAG + getTokenFontPreferenceKey(id);
String cssFont = cssPrefStore.getString(getTokenFontPreferenceKey(cssID));
if(!Strings.isEmpty(cssFont)) {
preferenceStore.setDefault(fontKey, cssFont);
} else if (defaults.getFontData() != null)
PreferenceConverter.setDefault(preferenceStore, fontKey, defaults.getFontData());
else {
PreferenceConverter.setDefault(preferenceStore, fontKey, fontDataDefaultDefault);
}
String styleKey = PREFERENCE_TAG + getTokenStylePreferenceKey(id);
int cssStyle = cssPrefStore.getInt(getTokenStylePreferenceKey(cssID));
if(cssStyle != 0) {
preferenceStore.setDefault(styleKey, cssStyle);
} else {
preferenceStore.setDefault(styleKey, defaults.getStyle());
}
// populate
RGB color = PreferenceConverter.getColor(preferenceStore, colorKey);
if (!color.equals(fontColorDefaultDefault))
style.setColor(color);
RGB background = PreferenceConverter.getColor(preferenceStore, backgroundKey);
if (!background.equals(backgrounColorDefaultDefault))
style.setBackgroundColor(background);
FontData[] fontDataArray = PreferenceConverter.getFontDataArray(preferenceStore, fontKey);
if (!Arrays.equals(fontDataArray, fontDataDefaultDefault)) {
style.setFontData(fontDataArray);
}
style.setStyle(preferenceStore.getInt(styleKey));
}
public final void apply(final IDocument document) {
IPreferenceStore store= EditorsUI.getPreferenceStore();
store.setValue(SpellingService.PREFERENCE_SPELLING_ENABLED, false);
}
public final void apply(final IDocument document) {
IPreferenceStore store= EditorsUI.getPreferenceStore();
store.setValue(SpellingService.PREFERENCE_SPELLING_ENABLED, false);
}
public TextUMLSourceViewerConfiguration(SourceEditor editor) {
// failing to pass the preference store in causes annotation hovering
// not to work
super(EditorsUI.getPreferenceStore());
this.editor = editor;
}
public AbstractSyntaxColoringPage() {
final IPreferenceStore store = EditorsUI.getPreferenceStore();
if (store != null) {
store.addPropertyChangeListener(fListener);
}
}
/**
* Initializes the colors of the source preview window based on the values in the Editors' UI preference store
*
* @param viewer the {@link ISourceViewer} used as the source preview
*/
protected void initializeSourcePreviewColors(ISourceViewer viewer) {
final IPreferenceStore store = EditorsUI.getPreferenceStore();
if (store != null && viewer != null) {
final StyledText styledText = viewer.getTextWidget();
// ----------- foreground color --------------------
Color color = store.getBoolean(AbstractTextEditor.PREFERENCE_COLOR_FOREGROUND_SYSTEM_DEFAULT) ? null : createColor(store, AbstractTextEditor.PREFERENCE_COLOR_FOREGROUND, styledText.getDisplay());
styledText.setForeground(color);
if (fForegroundColor != null)
fForegroundColor.dispose();
fForegroundColor = color;
// ---------- background color ----------------------
color = store.getBoolean(AbstractTextEditor.PREFERENCE_COLOR_BACKGROUND_SYSTEM_DEFAULT) ? null : createColor(store, AbstractTextEditor.PREFERENCE_COLOR_BACKGROUND, styledText.getDisplay());
styledText.setBackground(color);
if (fBackgroundColor != null)
fBackgroundColor.dispose();
fBackgroundColor = color;
// ----------- selection foreground color --------------------
color = store.getBoolean(AbstractTextEditor.PREFERENCE_COLOR_SELECTION_FOREGROUND_SYSTEM_DEFAULT) ? null : createColor(store, AbstractTextEditor.PREFERENCE_COLOR_SELECTION_FOREGROUND, styledText.getDisplay());
styledText.setSelectionForeground(color);
if (fSelectionForegroundColor != null)
fSelectionForegroundColor.dispose();
fSelectionForegroundColor = color;
// ---------- selection background color ----------------------
color = store.getBoolean(AbstractTextEditor.PREFERENCE_COLOR_SELECTION_BACKGROUND_SYSTEM_DEFAULT) ? null : createColor(store, AbstractTextEditor.PREFERENCE_COLOR_SELECTION_BACKGROUND, styledText.getDisplay());
styledText.setSelectionBackground(color);
if (fSelectionBackgroundColor != null)
fSelectionBackgroundColor.dispose();
fSelectionBackgroundColor = color;
}
}