org.eclipse.egit.ui/src/org/eclipse/egit/ui/UIUtils.java

   1 /*******************************************************************************
   2  * Copyright (c) 2010 SAP AG.
   3  * All rights reserved. This program and the accompanying materials
   4  * are made available under the terms of the Eclipse Public License v1.0
   5  * which accompanies this distribution, and is available at
   6  * http://www.eclipse.org/legal/epl-v10.html
   7  *
   8  * Contributors:
   9  *    Mathias Kinzler (SAP AG) - initial implementation
  10  *******************************************************************************/
  11 package org.eclipse.egit.ui;
  12
  13 import org.eclipse.jface.fieldassist.ControlDecoration;
  14 import org.eclipse.jface.fieldassist.FieldDecorationRegistry;
  15 import org.eclipse.jface.resource.FontRegistry;
  16 import org.eclipse.swt.SWT;
  17 import org.eclipse.swt.graphics.Font;
  18 import org.eclipse.swt.widgets.Control;
  19 import org.eclipse.ui.PlatformUI;
  20
  21 /**
  22  * Some utilities for UI code
  23  */
  24 public class UIUtils {
  25
  26         /**
  27          * @param id see {@link FontRegistry#get(String)}
  28          * @return the font
  29          */
  30         public static Font getFont(final String id) {
  31                 return PlatformUI.getWorkbench().getThemeManager().getCurrentTheme()
  32                                 .getFontRegistry().get(id);
  33         }
  34
  35         /**
  36          * @param id see {@link FontRegistry#getBold(String)}
  37          * @return the font
  38          */
  39         public static Font getBoldFont(final String id) {
  40                 return PlatformUI.getWorkbench().getThemeManager().getCurrentTheme()
  41                                 .getFontRegistry().getBold(id);
  42         }
  43
  44         /**
  45          * Adds little bulb decoration to given control. Bulb will appear in top left
  46          * corner of control after giving focus for this control.
  47          *
  48          * After clicking on bulb image text from <code>tooltip</code> will appear.
  49          *
  50          * @param control instance of {@link Control} object with should be decorated
  51          * @param tooltip text value which should appear after clicking on bulb image.
  52          */
  53         public static void addBulbDecorator(final Control control, final String tooltip) {
  54                 ControlDecoration dec = new ControlDecoration(control, SWT.TOP | SWT.LEFT);
  55
  56                 dec.setImage(FieldDecorationRegistry.getDefault().getFieldDecoration(
  57                                 FieldDecorationRegistry.DEC_CONTENT_PROPOSAL).getImage());
  58
  59                 dec.setShowOnlyOnFocus(true);
  60                 dec.setShowHover(true);
  61
  62                 dec.setDescriptionText(tooltip);
  63         }
  64
  65 }