private void loadColors() {
fColors = new HashMap<TokenHighlight, HighlightStyle>();
for (final TokenHighlight th : TokenHighlight.values()) {
final HighlightStyle data = new HighlightStyle();
data.load(COLORS_QUALIFIER + th.getName(), th.getDefaultData());
fColors.put(th, data);
}
}
private void loadDefaultEditorColors() {
final IPreferenceStore rootStore = getPreferenceStore();
for (final TokenHighlight th : TokenHighlight.values()) {
final HighlightStyle data = th.getDefaultStyle();
rootStore.setDefault(th.getColorKey(), StringConverter.asString(data.getColor()));
rootStore.setDefault(th.getStylesKey(), data.getStyles());
}
}
/** @see org.eclipse.ui.IWorkbenchPreferencePage#init(org.eclipse.ui.IWorkbench) */
@Override
public void init(final IWorkbench workbench) {
fColorManager = new ColorManager();
fOverlayStore =
new OverlayPreferenceStore(
ErlideUIPlugin.getDefault().getPreferenceStore(),
new OverlayPreferenceStore.OverlayKey[] {});
fOverlayStore.addKeys(createOverlayStoreKeys());
fOverlayStore.load();
fOverlayStore.start();
for (final TokenHighlight th : TokenHighlight.values()) {
fColors.put(th, null);
}
}
private OverlayPreferenceStore.OverlayKey[] createOverlayStoreKeys() {
final List<OverlayPreferenceStore.OverlayKey> overlayKeys = Lists.newArrayList();
for (final TokenHighlight item : TokenHighlight.values()) {
overlayKeys.add(
new OverlayPreferenceStore.OverlayKey(
OverlayPreferenceStore.TypeDescriptor.STRING, item.getColorKey()));
overlayKeys.add(
new OverlayPreferenceStore.OverlayKey(
OverlayPreferenceStore.TypeDescriptor.INT, item.getStylesKey()));
}
final OverlayPreferenceStore.OverlayKey[] keys =
new OverlayPreferenceStore.OverlayKey[overlayKeys.size()];
overlayKeys.toArray(keys);
return keys;
}
public static SourceViewer createErlangPreviewer(
final Composite parent,
IColorManager colorManager,
Map<TokenHighlight, HighlightStyle> colors,
final String content) {
// TODO we should move this method, to a utility class (or maybe create
// an ErlangPreviewSourceViewer class)
if (colorManager == null) {
colorManager = new ColorManager();
}
if (colors == null) {
colors = new HashMap<TokenHighlight, HighlightStyle>();
for (final TokenHighlight th : TokenHighlight.values()) {
colors.put(th, th.getDefaultData());
}
}
final IPreferenceStore generalTextStore = EditorsUI.getPreferenceStore();
final IPreferenceStore store =
new ChainedPreferenceStore(
new IPreferenceStore[] {
ErlideUIPlugin.getDefault().getPreferenceStore(), generalTextStore
});
final SourceViewer viewer =
new SourceViewer(parent, null, null, false, SWT.V_SCROLL | SWT.H_SCROLL | SWT.BORDER);
final IDocument document = new Document(content);
viewer.setDocument(document);
final ErlangDocumentSetupParticipant setupParticipant = new ErlangDocumentSetupParticipant();
setupParticipant.setup(document);
final TextSourceViewerConfiguration configuration =
new SyntaxColorPreviewEditorConfiguration(store, colorManager, colors);
viewer.configure(configuration);
final Font font = JFaceResources.getFont(PreferenceConstants.EDITOR_TEXT_FONT);
viewer.getTextWidget().setFont(font);
new ErlangSourceViewerUpdater(viewer, configuration, store);
viewer.setEditable(false);
final Cursor arrowCursor =
viewer.getTextWidget().getDisplay().getSystemCursor(SWT.CURSOR_ARROW);
viewer.getTextWidget().setCursor(arrowCursor);
return viewer;
}
