void handleSyntaxColorListSelection() {
final TokenHighlight item = getHighlight();
fEnableCheckbox.setEnabled(item != null);
fSyntaxForegroundColorEditor.getButton().setEnabled(item != null);
fColorEditorLabel.setEnabled(item != null);
fBoldCheckBox.setEnabled(item != null);
fItalicCheckBox.setEnabled(item != null);
fStrikethroughCheckBox.setEnabled(item != null);
fUnderlineCheckBox.setEnabled(item != null);
if (item == null) {
return;
}
final HighlightStyle style = item.getStyle(fOverlayStore);
fSyntaxForegroundColorEditor.setColorValue(style.getColor());
fBoldCheckBox.setSelection(style.hasStyle(SWT.BOLD));
fItalicCheckBox.setSelection(style.hasStyle(SWT.ITALIC));
fStrikethroughCheckBox.setSelection(style.hasStyle(TextAttribute.STRIKETHROUGH));
fUnderlineCheckBox.setSelection(style.hasStyle(TextAttribute.UNDERLINE));
// if (item instanceof SemanticHighlightingColorListItem) {
// fEnableCheckbox.setEnabled(true);
// final boolean enable = getPreferenceStore().getBoolean(
// ((SemanticHighlightingColorListItem) item).getEnableKey());
// fEnableCheckbox.setSelection(enable);
// fSyntaxForegroundColorEditor.getButton().setEnabled(enable);
// fColorEditorLabel.setEnabled(enable);
// fBoldCheckBox.setEnabled(enable);
// fItalicCheckBox.setEnabled(enable);
// fStrikethroughCheckBox.setEnabled(enable);
// fUnderlineCheckBox.setEnabled(enable);
// }
}
public void storeHighlight(
final IPreferenceStore store, final TokenHighlight th, HighlightStyle style) {
if (store != null) {
store.setValue(th.getColorKey(), StringConverter.asString(style.getColor()));
store.setValue(th.getStylesKey(), style.getStyles());
}
}
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());
}
}
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;
}
@Override
public boolean performOk() {
for (final TokenHighlight th : fColors.keySet()) {
final IEclipsePreferences node = new InstanceScope().getNode(COLORS_QUALIFIER + th.getName());
final HighlightStyle data = fColors.get(th);
// TODO only if different than default!
data.store(node);
}
return super.performOk();
}
/** @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 Control createSyntaxPage(final Composite parent) {
final Composite colorComposite = new Composite(parent, SWT.NONE);
GridLayout layout = new GridLayout();
layout.marginHeight = 0;
layout.marginWidth = 0;
colorComposite.setLayout(layout);
final Link link = new Link(colorComposite, SWT.NONE);
link.setText(PreferencesMessages.ErlEditorColoringConfigurationBlock_link);
link.addSelectionListener(
new SelectionAdapter() {
@Override
public void widgetSelected(final SelectionEvent e) {
PreferencesUtil.createPreferenceDialogOn(parent.getShell(), e.text, null, null);
}
});
final GridData gridData = new GridData(SWT.FILL, SWT.BEGINNING, true, false);
gridData.widthHint = 150;
gridData.horizontalSpan = 2;
link.setLayoutData(gridData);
addFiller(colorComposite, 1);
Label label;
label = new Label(colorComposite, SWT.LEFT);
label.setText(PreferencesMessages.ErlEditorPreferencePage_coloring_element);
label.setLayoutData(new GridData(GridData.FILL_HORIZONTAL));
final Composite editorComposite = new Composite(colorComposite, SWT.NONE);
layout = new GridLayout();
layout.numColumns = 2;
layout.marginHeight = 0;
layout.marginWidth = 0;
editorComposite.setLayout(layout);
GridData gd = new GridData(SWT.FILL, SWT.BEGINNING, true, false);
editorComposite.setLayoutData(gd);
fListViewer = new TreeViewer(editorComposite, SWT.SINGLE | SWT.BORDER);
final Tree tree = fListViewer.getTree();
final GridData gd_tree = new GridData(SWT.FILL, SWT.FILL, false, false, 1, 1);
gd_tree.widthHint = 100;
tree.setLayoutData(gd_tree);
fListViewer.setLabelProvider(new ColorListLabelProvider());
fListViewer.setContentProvider(new ColorListContentProvider());
fListViewer.setInput(fColors);
fListViewer.setSelection(new StructuredSelection(fErlangCategory));
fListViewer.setSorter(
new ViewerSorter() {
@Override
public int category(final Object element) {
// don't sort the top level categories
if (fErlangCategory.equals(element)) {
return 0;
}
// if (fEdocCategory.equals(element)) {
// return 1;
// }
// to sort semantic settings after partition based ones:
// if (element instanceof SemanticHighlightingColorListItem)
// return 1;
return 0;
}
});
gd = new GridData(SWT.BEGINNING, SWT.BEGINNING, false, true);
gd.heightHint = convertHeightInCharsToPixels(9);
int maxWidth = 0;
for (final TokenHighlight item : fColors.keySet()) {
maxWidth = Math.max(maxWidth, convertWidthInCharsToPixels(item.getName().length()));
}
final ScrollBar vBar = ((Scrollable) fListViewer.getControl()).getVerticalBar();
if (vBar != null) {
maxWidth += vBar.getSize().x * 3; // scrollbars and tree
}
// indentation guess
gd.widthHint = maxWidth;
fListViewer.getControl().setLayoutData(gd);
fListViewer.expandAll();
final Composite stylesComposite = new Composite(editorComposite, SWT.NONE);
layout = new GridLayout();
layout.marginHeight = 0;
layout.marginWidth = 0;
layout.numColumns = 2;
stylesComposite.setLayout(layout);
stylesComposite.setLayoutData(new GridData(GridData.FILL_BOTH));
fEnableCheckbox = new Button(stylesComposite, SWT.CHECK);
fEnableCheckbox.setText(PreferencesMessages.ErlEditorPreferencePage_enable);
gd = new GridData(GridData.FILL_HORIZONTAL);
gd.horizontalAlignment = GridData.BEGINNING;
gd.horizontalSpan = 2;
fEnableCheckbox.setLayoutData(gd);
// TODO hide this until reworking the dialog
fEnableCheckbox.setVisible(false);
fColorEditorLabel = new Label(stylesComposite, SWT.LEFT);
fColorEditorLabel.setText(PreferencesMessages.ErlEditorPreferencePage_color);
gd = new GridData(GridData.HORIZONTAL_ALIGN_BEGINNING);
gd.horizontalIndent = 20;
fColorEditorLabel.setLayoutData(gd);
fSyntaxForegroundColorEditor = new ColorSelector(stylesComposite);
final Button foregroundColorButton = fSyntaxForegroundColorEditor.getButton();
gd = new GridData(GridData.HORIZONTAL_ALIGN_BEGINNING);
foregroundColorButton.setLayoutData(gd);
new Label(stylesComposite, SWT.NONE);
fBoldCheckBox = new Button(stylesComposite, SWT.CHECK);
fBoldCheckBox.setText(PreferencesMessages.ErlEditorPreferencePage_bold);
gd = new GridData(GridData.HORIZONTAL_ALIGN_BEGINNING);
gd.horizontalIndent = 20;
gd.horizontalSpan = 2;
fBoldCheckBox.setLayoutData(gd);
fItalicCheckBox = new Button(stylesComposite, SWT.CHECK);
fItalicCheckBox.setText(PreferencesMessages.ErlEditorPreferencePage_italic);
gd = new GridData(GridData.HORIZONTAL_ALIGN_BEGINNING);
gd.horizontalIndent = 20;
gd.horizontalSpan = 2;
fItalicCheckBox.setLayoutData(gd);
fStrikethroughCheckBox = new Button(stylesComposite, SWT.CHECK);
fStrikethroughCheckBox.setText(PreferencesMessages.ErlEditorPreferencePage_strikeout);
gd = new GridData(GridData.HORIZONTAL_ALIGN_BEGINNING);
gd.horizontalIndent = 20;
gd.horizontalSpan = 2;
fStrikethroughCheckBox.setLayoutData(gd);
fUnderlineCheckBox = new Button(stylesComposite, SWT.CHECK);
fUnderlineCheckBox.setText(PreferencesMessages.ErlEditorPreferencePage_underline);
gd = new GridData(GridData.HORIZONTAL_ALIGN_BEGINNING);
gd.horizontalIndent = 20;
gd.horizontalSpan = 2;
fUnderlineCheckBox.setLayoutData(gd);
label = new Label(colorComposite, SWT.LEFT);
label.setText(
PreferencesMessages.ErlEditorPreferencePage_preview
+ "\n - Currently the preview doesn't work, but this dialog does."
+ "\n - Open files need to be reopened to refresh the coloring.");
label.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, false));
final String content =
loadPreviewContentFromFile(getClass(), "ColorSettingPreviewCode.txt"); // $NON-NLS-1$
fPreviewViewer = createErlangPreviewer(colorComposite, fColorManager, fColors, content);
final Control previewer = fPreviewViewer.getControl();
gd = new GridData(GridData.FILL_BOTH);
gd.widthHint = convertWidthInCharsToPixels(20);
gd.heightHint = convertHeightInCharsToPixels(5);
gd.grabExcessHorizontalSpace = true;
previewer.setLayoutData(gd);
fListViewer.addSelectionChangedListener(
new ISelectionChangedListener() {
@Override
public void selectionChanged(final SelectionChangedEvent event) {
handleSyntaxColorListSelection();
}
});
foregroundColorButton.addSelectionListener(
new SelectionListener() {
@Override
public void widgetDefaultSelected(final SelectionEvent e) {
// do nothing
}
@Override
public void widgetSelected(final SelectionEvent e) {
final TokenHighlight item = getHighlight();
final HighlightStyle data = fColors.get(item);
if (data == null) {
return;
}
data.setColor(fSyntaxForegroundColorEditor.getColorValue());
fPreviewViewer.invalidateTextPresentation();
}
});
fBoldCheckBox.addSelectionListener(
new SelectionListener() {
@Override
public void widgetDefaultSelected(final SelectionEvent e) {
// do nothing
}
@Override
public void widgetSelected(final SelectionEvent e) {
final TokenHighlight item = getHighlight();
final HighlightStyle data = fColors.get(item);
if (data == null) {
return;
}
data.setStyle(SWT.BOLD, fBoldCheckBox.getSelection());
fPreviewViewer.invalidateTextPresentation();
}
});
fItalicCheckBox.addSelectionListener(
new SelectionListener() {
@Override
public void widgetDefaultSelected(final SelectionEvent e) {
// do nothing
}
@Override
public void widgetSelected(final SelectionEvent e) {
final TokenHighlight item = getHighlight();
final HighlightStyle data = fColors.get(item);
if (data == null) {
return;
}
data.setStyle(SWT.ITALIC, fItalicCheckBox.getSelection());
fPreviewViewer.invalidateTextPresentation();
}
});
fStrikethroughCheckBox.addSelectionListener(
new SelectionListener() {
@Override
public void widgetDefaultSelected(final SelectionEvent e) {
// do nothing
}
@Override
public void widgetSelected(final SelectionEvent e) {
final TokenHighlight item = getHighlight();
final HighlightStyle data = fColors.get(item);
if (data == null) {
return;
}
data.setStyle(TextAttribute.STRIKETHROUGH, fStrikethroughCheckBox.getSelection());
fPreviewViewer.invalidateTextPresentation();
}
});
fUnderlineCheckBox.addSelectionListener(
new SelectionListener() {
@Override
public void widgetDefaultSelected(final SelectionEvent e) {
// do nothing
}
@Override
public void widgetSelected(final SelectionEvent e) {
final TokenHighlight item = getHighlight();
final HighlightStyle data = fColors.get(item);
if (data == null) {
return;
}
data.setStyle(TextAttribute.UNDERLINE, fUnderlineCheckBox.getSelection());
fPreviewViewer.invalidateTextPresentation();
}
});
fEnableCheckbox.addSelectionListener(
new SelectionListener() {
@Override
public void widgetDefaultSelected(final SelectionEvent e) {
// do nothing
}
@Override
public void widgetSelected(final SelectionEvent e) {
fEnableCheckbox.setSelection(true);
// final TokenHighlight item = getHighlight();
// if (item instanceof SemanticHighlightingColorListItem) {
// final boolean enable = fEnableCheckbox.getSelection();
// getPreferenceStore().setValue(
// ((SemanticHighlightingColorListItem) item)
// .getEnableKey(), enable);
// fEnableCheckbox.setSelection(enable);
// fSyntaxForegroundColorEditor.getButton().setEnabled(enable);
// fColorEditorLabel.setEnabled(enable);
// fBoldCheckBox.setEnabled(enable);
// fItalicCheckBox.setEnabled(enable);
// fStrikethroughCheckBox.setEnabled(enable);
// fUnderlineCheckBox.setEnabled(enable);
// }
}
});
colorComposite.layout(false);
return colorComposite;
}