private void updateLabels() { Object value = source.getPropertyValue(descriptor.getId()); if (nameLayout != null && !nameLayout.isDisposed()) { nameLayout.setText(descriptor.getDisplayName()); nameLayout.setStyle( new TextStyle(canvas.getFont(), canvas.getForeground(), null), 0, nameLayout.getText().length()); } ILabelDescriptor labelDescriptor = descriptor.getLabelDescriptor(); ImageDescriptor image = labelDescriptor == null ? null : labelDescriptor.getImage(value); if (valueImage != null) { valueImage.dispose(); } valueImage = image == null ? null : image.createImage(false, Display.getCurrent()); ColorDescriptor color = labelDescriptor == null ? null : labelDescriptor.getForeground(value); if (valueColor != null) { valueColor.dispose(); } valueColor = color == null ? null : color.createColor(Display.getCurrent()); FontDescriptor font = labelDescriptor == null ? null : labelDescriptor.getFont(value); if (valueFont != null) { valueFont.dispose(); } valueFont = font == null ? null : font.createFont(Display.getCurrent()); if (valueLayout != null && !valueLayout.isDisposed()) { String valueText = labelDescriptor == null ? (value == null ? "" //$NON-NLS-1$ : value.toString()) : labelDescriptor.getText(value); if (valueText == null) valueText = ""; // $NON-NLS-1$ valueLayout.setText(valueText); valueLayout.setStyle( new TextStyle( valueFont == null ? canvas.getFont() : valueFont, valueColor == null ? canvas.getForeground() : valueColor, null), 0, valueText.length()); } canvas.layout(true); canvas.redraw(); }
/** * Given a label figure object, this will calculate the correct Font needed to display into screen * coordinates, taking into account the current mapmode. This will typically be used by direct * edit cell editors that need to display independent of the zoom or any coordinate mapping that * is taking place on the drawing surface. * * @param label the label to use for the font calculation * @return the <code>Font</code> that is scaled to the screen coordinates. Note: the returned * <code>Font</code> should not be disposed since it is cached by a common resource manager. */ protected Font getScaledFont(IFigure label) { Font scaledFont = label.getFont(); FontData data = scaledFont.getFontData()[0]; Dimension fontSize = new Dimension(0, MapModeUtil.getMapMode(label).DPtoLP(data.getHeight())); label.translateToAbsolute(fontSize); if (Math.abs(data.getHeight() - fontSize.height) < 2) fontSize.height = data.getHeight(); try { FontDescriptor fontDescriptor = FontDescriptor.createFrom(data); cachedFontDescriptors.add(fontDescriptor); return getResourceManager().createFont(fontDescriptor); } catch (DeviceResourceException e) { Trace.catching( DiagramUIPlugin.getInstance(), DiagramUIDebugOptions.EXCEPTIONS_CATCHING, getClass(), "getScaledFont", e); //$NON-NLS-1$ Log.error( DiagramUIPlugin.getInstance(), DiagramUIStatusCodes.IGNORED_EXCEPTION_WARNING, "getScaledFont", e); //$NON-NLS-1$ } return JFaceResources.getDefaultFont(); }
/* (non-Javadoc) * @see org.eclipse.jface.viewers.IFontProvider#getFont(java.lang.Object) */ public Font getFont(Object element) { IWorkbenchAdapter2 adapter = getAdapter2(element); if (adapter == null) { return null; } FontData descriptor = adapter.getFont(element); if (descriptor == null) { return null; } try { return resourceManager.createFont(FontDescriptor.createFrom(descriptor)); } catch (Exception e) { Log.log(e); return null; } }
/** * This method obtains the fonts that are being used by the figure at its zoom level. * * @param gep the associated <code>GraphicalEditPart</code> of the figure * @param actualFont font being used by the figure * @param display * @return <code>actualFont</code> if zoom level is 1.0 (or when there's an error), new Font * otherwise. */ private Font getZoomLevelFont(Font actualFont, Display display) { Object zoom = getEditPart().getViewer().getProperty(ZoomManager.class.toString()); if (zoom != null) { double zoomLevel = ((ZoomManager) zoom).getZoom(); if (zoomLevel == 1.0f) return actualFont; FontData[] fd = new FontData[actualFont.getFontData().length]; FontData tempFD = null; for (int i = 0; i < fd.length; i++) { tempFD = actualFont.getFontData()[i]; fd[i] = new FontData( tempFD.getName(), (int) (zoomLevel * tempFD.getHeight()), tempFD.getStyle()); } try { FontDescriptor fontDescriptor = FontDescriptor.createFrom(fd); cachedFontDescriptors.add(fontDescriptor); return getResourceManager().createFont(fontDescriptor); } catch (DeviceResourceException e) { Trace.catching( DiagramUIPlugin.getInstance(), DiagramUIDebugOptions.EXCEPTIONS_CATCHING, getClass(), "getZoomLevelFonts", e); //$NON-NLS-1$ Log.error( DiagramUIPlugin.getInstance(), DiagramUIStatusCodes.IGNORED_EXCEPTION_WARNING, "getZoomLevelFonts", e); //$NON-NLS-1$ return actualFont; } } else return actualFont; }
@Override public void update(ViewerCell cell) { super.update(cell); SourceFilesViewer.TranslationUnitInfo tuInfo = null; Object element = cell.getElement(); if (element instanceof ITranslationUnit) { tuInfo = SourceFilesViewer.fetchTranslationUnitInfo((Executable) viewer.getInput(), element); } int orgColumnIndex = cell.getColumnIndex(); if (orgColumnIndex == 0) { if (element instanceof String) { cell.setText((String) element); Font italicFont = resourceManager.createFont( FontDescriptor.createFrom(viewer.getTree().getFont()).setStyle(SWT.ITALIC)); cell.setFont(italicFont); } else { cell.setFont(viewer.getTree().getFont()); } } else if (orgColumnIndex == 1) { cell.setText(null); if (tuInfo != null) { if (tuInfo.location != null) { cell.setText(tuInfo.location.toOSString()); if (tuInfo.exists) cell.setForeground(Display.getDefault().getSystemColor(SWT.COLOR_BLACK)); else cell.setForeground(Display.getDefault().getSystemColor(SWT.COLOR_GRAY)); } } cell.setImage(null); } else if (orgColumnIndex == 2) { cell.setText(null); if (tuInfo != null && tuInfo.originalLocation != null) { cell.setText(tuInfo.originalLocation.toOSString()); if (tuInfo.originalExists) cell.setForeground(Display.getDefault().getSystemColor(SWT.COLOR_BLACK)); else cell.setForeground(Display.getDefault().getSystemColor(SWT.COLOR_GRAY)); } cell.setImage(null); } else if (orgColumnIndex == 3) { cell.setText(null); if (tuInfo != null) { if (tuInfo.exists) { cell.setText(Long.toString(tuInfo.fileLength)); } } cell.setImage(null); } else if (orgColumnIndex == 4) { cell.setText(null); if (tuInfo != null) { if (tuInfo.exists) { String dateTimeString = DateFormat.getDateTimeInstance(DateFormat.SHORT, DateFormat.SHORT) .format(new Date(tuInfo.lastModified)); cell.setText(dateTimeString); } } cell.setImage(null); } else if (orgColumnIndex == 5) { cell.setText(null); if (tuInfo != null) { if (tuInfo.location != null) { String fileExtension = tuInfo.location.getFileExtension(); if (fileExtension != null) cell.setText(fileExtension.toLowerCase()); } } cell.setImage(null); } }