+
+ /** Dispose all children of a Composite */
+ public static void clear(Composite composite) {
+ for (Control child : composite.getChildren())
+ child.dispose();
+ }
+
+ /**
+ * Enables efficient call to the layout method of a composite, refreshing only
+ * some of the children controls.
+ */
+ public static void layout(Composite parent, Control... toUpdateControls) {
+ parent.layout(toUpdateControls);
+ }
+
+ //
+ // FONTS
+ //
+ /** Shortcut to retrieve default italic font from display */
+ public static Font getItalicFont(Composite parent) {
+ return JFaceResources.getFontRegistry().defaultFontDescriptor().setStyle(SWT.ITALIC)
+ .createFont(parent.getDisplay());
+ }
+
+ /** Shortcut to retrieve default bold font from display */
+ public static Font getBoldFont(Composite parent) {
+ return JFaceResources.getFontRegistry().defaultFontDescriptor().setStyle(SWT.BOLD)
+ .createFont(parent.getDisplay());
+ }
+
+ /** Shortcut to retrieve default bold italic font from display */
+ public static Font getBoldItalicFont(Composite parent) {
+ return JFaceResources.getFontRegistry().defaultFontDescriptor().setStyle(SWT.BOLD | SWT.ITALIC)
+ .createFont(parent.getDisplay());
+ }
+
+ //
+ // Simplify grid layouts management
+ //
+ public static GridLayout noSpaceGridLayout() {
+ return noSpaceGridLayout(new GridLayout());
+ }
+
+ public static GridLayout noSpaceGridLayout(int columns) {
+ return noSpaceGridLayout(new GridLayout(columns, false));
+ }
+
+ public static GridLayout noSpaceGridLayout(GridLayout layout) {
+ layout.horizontalSpacing = 0;
+ layout.verticalSpacing = 0;
+ layout.marginWidth = 0;
+ layout.marginHeight = 0;
+ return layout;
+ }
+
+ public static GridData fillWidth() {
+ return grabWidth(SWT.FILL, SWT.FILL);
+ }
+
+ public static GridData fillWidth(int colSpan) {
+ GridData gd = grabWidth(SWT.FILL, SWT.FILL);
+ gd.horizontalSpan = colSpan;
+ return gd;
+ }
+
+ public static GridData fillAll() {
+ return new GridData(SWT.FILL, SWT.FILL, true, true);
+ }
+
+ public static GridData fillAll(int colSpan, int rowSpan) {
+ return new GridData(SWT.FILL, SWT.FILL, true, true, colSpan, rowSpan);
+ }
+
+ public static GridData grabWidth(int horizontalAlignment, int verticalAlignment) {
+ return new GridData(horizontalAlignment, horizontalAlignment, true, false);
+ }
+
+ //
+ // Simplify Form layout management
+ //
+
+ /**
+ * Creates a basic form data that is attached to the 4 corners of the parent
+ * composite
+ */
+ public static FormData fillFormData() {
+ FormData formData = new FormData();
+ formData.top = new FormAttachment(0, 0);
+ formData.left = new FormAttachment(0, 0);
+ formData.right = new FormAttachment(100, 0);
+ formData.bottom = new FormAttachment(100, 0);
+ return formData;
+ }
+