base/runtime/org.argeo.eclipse.ui/src/main/java/org/argeo/eclipse/ui/EclipseUiUtils.java

   1 /*
   2  * Copyright (C) 2007-2012 Argeo GmbH
   3  *
   4  * Licensed under the Apache License, Version 2.0 (the "License");
   5  * you may not use this file except in compliance with the License.
   6  * You may obtain a copy of the License at
   7  *
   8  *         http://www.apache.org/licenses/LICENSE-2.0
   9  *
  10  * Unless required by applicable law or agreed to in writing, software
  11  * distributed under the License is distributed on an "AS IS" BASIS,
  12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  13  * See the License for the specific language governing permissions and
  14  * limitations under the License.
  15  */
  16 package org.argeo.eclipse.ui;
  17
  18 import org.eclipse.jface.resource.JFaceResources;
  19 import org.eclipse.swt.SWT;
  20 import org.eclipse.swt.events.ModifyListener;
  21 import org.eclipse.swt.graphics.Font;
  22 import org.eclipse.swt.layout.GridData;
  23 import org.eclipse.swt.widgets.Composite;
  24 import org.eclipse.swt.widgets.Label;
  25 import org.eclipse.swt.widgets.Text;
  26
  27 /** Utilities to simplify UI development. */
  28 public class EclipseUiUtils {
  29         /**
  30          * Create a label and a text field for a grid layout, the text field grabing
  31          * excess horizontal
  32          *
  33          * @param parent
  34          *            the parent composite
  35          * @param label
  36          *            the lable to display
  37          * @param modifyListener
  38          *            a {@link ModifyListener} to listen on events on the text, can
  39          *            be null
  40          * @return the created text
  41          *
  42          * @deprecated use {@link #createGridLT(Composite, String)} instead
  43          */
  44         @Deprecated
  45         public static Text createGridLT(Composite parent, String label,
  46                         ModifyListener modifyListener) {
  47                 Label lbl = new Label(parent, SWT.LEAD);
  48                 lbl.setText(label);
  49                 lbl.setLayoutData(new GridData(SWT.RIGHT, SWT.CENTER, false, false));
  50                 Text txt = new Text(parent, SWT.LEAD | SWT.BORDER);
  51                 txt.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, true, false));
  52                 if (modifyListener != null)
  53                         txt.addModifyListener(modifyListener);
  54                 return txt;
  55         }
  56
  57         public static Text createGridLT(Composite parent, String label) {
  58                 return createGridLT(parent, label, null);
  59         }
  60
  61         /**
  62          * Creates one label and a text field not editable with background color of
  63          * the parent (like a label but with selectable text)
  64          */
  65         public static Text createGridLL(Composite parent, String label, String text) {
  66                 Text txt = createGridLT(parent, label);
  67                 txt.setText(text);
  68                 txt.setEditable(false);
  69                 txt.setBackground(parent.getBackground());
  70                 return txt;
  71         }
  72
  73         public static Text createGridLP(Composite parent, String label,
  74                         ModifyListener modifyListener) {
  75                 Label lbl = new Label(parent, SWT.LEAD);
  76                 lbl.setText(label);
  77                 lbl.setLayoutData(new GridData(SWT.RIGHT, SWT.CENTER, false, false));
  78                 Text txt = new Text(parent, SWT.LEAD | SWT.BORDER | SWT.PASSWORD);
  79                 txt.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, true, false));
  80                 if (txt != null)
  81                         txt.addModifyListener(modifyListener);
  82                 return txt;
  83         }
  84
  85         public static Font getItalicFont(Composite parent) {
  86                 return JFaceResources.getFontRegistry().defaultFontDescriptor()
  87                                 .setStyle(SWT.ITALIC).createFont(parent.getDisplay());
  88         }
  89
  90         public static Font getBoldFont(Composite parent) {
  91                 return JFaceResources.getFontRegistry().defaultFontDescriptor()
  92                                 .setStyle(SWT.BOLD).createFont(parent.getDisplay());
  93         }
  94
  95         public static Font getBoldItalicFont(Composite parent) {
  96                 return JFaceResources.getFontRegistry().defaultFontDescriptor()
  97                                 .setStyle(SWT.BOLD | SWT.ITALIC)
  98                                 .createFont(parent.getDisplay());
  99         }
 100
 101 }