+++ /dev/null
-package org.argeo.eclipse.ui;
-
-import org.eclipse.jface.resource.JFaceResources;
-import org.eclipse.swt.SWT;
-import org.eclipse.swt.events.ModifyListener;
-import org.eclipse.swt.graphics.Font;
-import org.eclipse.swt.layout.FormAttachment;
-import org.eclipse.swt.layout.FormData;
-import org.eclipse.swt.layout.GridData;
-import org.eclipse.swt.layout.GridLayout;
-import org.eclipse.swt.widgets.Composite;
-import org.eclipse.swt.widgets.Control;
-import org.eclipse.swt.widgets.Label;
-import org.eclipse.swt.widgets.Text;
-
-/** Utilities to simplify UI development. */
-public class EclipseUiUtils {
-
- /** 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;
- }
-
- /**
- * Create a label and a text field for a grid layout, the text field grabbing
- * excess horizontal
- *
- * @param parent
- * the parent composite
- * @param label
- * the label to display
- * @param modifyListener
- * a {@link ModifyListener} to listen on events on the text, can be
- * null
- * @return the created text
- *
- */
- // FIXME why was this deprecated.
- // * @ deprecated use { @ link #createGridLT(Composite, String)} instead
- // @ Deprecated
- public static Text createGridLT(Composite parent, String label, ModifyListener modifyListener) {
- Label lbl = new Label(parent, SWT.LEAD);
- lbl.setText(label);
- lbl.setLayoutData(new GridData(SWT.RIGHT, SWT.CENTER, false, false));
- Text txt = new Text(parent, SWT.LEAD | SWT.BORDER);
- txt.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, true, false));
- if (modifyListener != null)
- txt.addModifyListener(modifyListener);
- return txt;
- }
-
- /**
- * Create a label and a text field for a grid layout, the text field grabbing
- * excess horizontal
- */
- public static Text createGridLT(Composite parent, String label) {
- return createGridLT(parent, label, null);
- }
-
- /**
- * Creates one label and a text field not editable with background colour of the
- * parent (like a label but with selectable text)
- */
- public static Text createGridLL(Composite parent, String label, String text) {
- Text txt = createGridLT(parent, label);
- txt.setText(text);
- txt.setEditable(false);
- txt.setBackground(parent.getBackground());
- return txt;
- }
-
- /**
- * Create a label and a text field with password display for a grid layout, the
- * text field grabbing excess horizontal
- */
- public static Text createGridLP(Composite parent, String label) {
- return createGridLP(parent, label, null);
- }
-
- /**
- * Create a label and a text field with password display for a grid layout, the
- * text field grabbing excess horizontal. The given modify listener will be
- * added to the newly created text field if not null.
- */
- public static Text createGridLP(Composite parent, String label, ModifyListener modifyListener) {
- Label lbl = new Label(parent, SWT.LEAD);
- lbl.setText(label);
- lbl.setLayoutData(new GridData(SWT.RIGHT, SWT.CENTER, false, false));
- Text txt = new Text(parent, SWT.LEAD | SWT.BORDER | SWT.PASSWORD);
- txt.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, true, false));
- if (modifyListener != null)
- txt.addModifyListener(modifyListener);
- return txt;
- }
-
- // MISCELLANEOUS
-
- /** Simply checks if a string is not null nor empty */
- public static boolean notEmpty(String stringToTest) {
- return !(stringToTest == null || "".equals(stringToTest.trim()));
- }
-
- /** Simply checks if a string is null or empty */
- public static boolean isEmpty(String stringToTest) {
- return stringToTest == null || "".equals(stringToTest.trim());
- }
-}
\ No newline at end of file
projects / lgpl / argeo-commons.git / blobdiff