/**
* After this method has been executed the caller knows that any installed overview hover has been
* installed.
*/
protected void ensureOverviewHoverManagerInstalled() {
if (fOverviewRuler != null
&& fOverviewRulerAnnotationHover != null
&& fOverviewRulerHoveringController == null
&& fHoverControlCreator != null) {
fOverviewRulerHoveringController =
new OverviewRulerHoverManager(
fOverviewRuler, this, fOverviewRulerAnnotationHover, fHoverControlCreator);
fOverviewRulerHoveringController.install(fOverviewRuler.getControl());
fOverviewRulerHoveringController
.getInternalAccessor()
.setInformationControlReplacer(new StickyHoverManager(this));
}
}
/*
* @see TextViewer#createControl(Composite, int)
*/
protected void createControl(Composite parent, int styles) {
if (fVerticalRuler != null || fOverviewRuler != null) {
styles = (styles & ~SWT.BORDER);
fComposite = new Canvas(parent, SWT.NONE);
fComposite.setLayout(createLayout());
parent = fComposite;
}
super.createControl(parent, styles);
if (fVerticalRuler != null) fVerticalRuler.createControl(fComposite, this);
if (fOverviewRuler != null) fOverviewRuler.createControl(fComposite, this);
}
/*
* @see ISourceViewer#setDocument(IDocument, IAnnotationModel, int, int)
*/
public void setDocument(
IDocument document,
IAnnotationModel annotationModel,
int modelRangeOffset,
int modelRangeLength) {
disposeVisualAnnotationModel();
if (annotationModel != null && document != null) {
fVisualAnnotationModel = createVisualAnnotationModel(annotationModel);
fVisualAnnotationModel.connect(document);
}
if (modelRangeOffset == -1 && modelRangeLength == -1) super.setDocument(document);
else super.setDocument(document, modelRangeOffset, modelRangeLength);
if (fVerticalRuler != null) fVerticalRuler.setModel(fVisualAnnotationModel);
if (fOverviewRuler != null) fOverviewRuler.setModel(fVisualAnnotationModel);
}