org.eclipse.cdt.ui/src/org/eclipse/cdt/ui/templateengine/uitree/uiwidgets/UIBooleanWidget.java

   1 /*******************************************************************************
   2  * Copyright (c) 2007, 2008 Symbian Software Limited and others.
   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  * Bala Torati (Symbian) - Initial API and implementation
  10  *******************************************************************************/
  11 package org.eclipse.cdt.ui.templateengine.uitree.uiwidgets;
  12
  13 import java.util.HashMap;
  14 import java.util.Map;
  15
  16 import org.eclipse.swt.SWT;
  17 import org.eclipse.swt.events.SelectionAdapter;
  18 import org.eclipse.swt.events.SelectionEvent;
  19 import org.eclipse.swt.layout.GridData;
  20 import org.eclipse.swt.layout.GridLayout;
  21 import org.eclipse.swt.widgets.Button;
  22 import org.eclipse.swt.widgets.Composite;
  23 import org.eclipse.swt.widgets.Label;
  24
  25 import org.eclipse.cdt.ui.templateengine.uitree.InputUIElement;
  26 import org.eclipse.cdt.ui.templateengine.uitree.UIAttributes;
  27 import org.eclipse.cdt.ui.templateengine.uitree.UIElement;
  28
  29
  30 /**
  31  * This gives a Label and Boolean widget.
  32  */
  33 public class UIBooleanWidget extends InputUIElement {
  34         /**
  35          * Boolean widget.
  36          */
  37         protected Button button;
  38
  39         /**
  40          * Label of this widget.
  41          */
  42         protected Label label;
  43
  44         /**
  45          * Composite to which this widget control is added.
  46          */
  47         protected UIComposite uiComposite;
  48
  49         private boolean booleanValue;
  50
  51         /**
  52          * Constructor.
  53          *
  54          * @param uiAttributes
  55          *            attribute associated with this widget.
  56          */
  57         public UIBooleanWidget(UIAttributes uiAttributes, boolean defaultValue) {
  58                 super(uiAttributes);
  59                 this.booleanValue= defaultValue;
  60         }
  61
  62         /**
  63          * @return HashMap which contains the values in the Boolean Widget.
  64          */
  65         @Override
  66         public Map<String, String> getValues() {
  67                 Map<String, String> values = new HashMap<String, String>();
  68                 values.put(uiAttributes.get(InputUIElement.ID), Boolean.toString(booleanValue));
  69                 return values;
  70         }
  71
  72         /*
  73          * @see org.eclipse.cdt.ui.templateengine.uitree.UIElement#setValues(java.util.Map)
  74          */
  75         @Override
  76         public void setValues(Map<String, String> valueMap) {
  77                 booleanValue = new Boolean(valueMap.get(uiAttributes.get(InputUIElement.ID))).booleanValue();
  78         }
  79
  80         /*
  81          * @see org.eclipse.cdt.ui.templateengine.uitree.UIElement#createWidgets(org.eclipse.cdt.ui.templateengine.uitree.uiwidgets.UIComposite)
  82          */
  83         @Override
  84         public void createWidgets(UIComposite uiComposite) {
  85                 GridData gridData = null;
  86                 this.uiComposite = uiComposite;
  87
  88                 label = new Label(uiComposite, SWT.LEFT);
  89                 label.setText(uiAttributes.get(InputUIElement.WIDGETLABEL));
  90
  91                 if (uiAttributes.get(InputUIElement.DESCRIPTION) != null){
  92                         String tipText = uiAttributes.get(UIElement.DESCRIPTION);
  93                         tipText = tipText.replaceAll("\\\\r\\\\n", "\r\n"); //$NON-NLS-1$ //$NON-NLS-2$
  94                         label.setToolTipText(tipText);
  95                 }
  96                 gridData = new GridData();
  97                 gridData.horizontalAlignment = GridData.FILL;
  98                 gridData.grabExcessHorizontalSpace = true;
  99                 Composite booleanContainer = new Composite(uiComposite, SWT.NONE);
 100                 GridData gridcData = new GridData(GridData.FILL_HORIZONTAL);
 101                 booleanContainer.setLayout(new GridLayout());
 102                 booleanContainer.setLayoutData(gridcData);
 103                 button = new Button(booleanContainer, SWT.CHECK);
 104                 button.setData(".uid", uiAttributes.get(UIElement.ID)); //$NON-NLS-1$
 105                 button.setSelection(new Boolean(booleanValue).booleanValue());
 106                 button.addSelectionListener(new SelectionAdapter() {
 107                         @Override
 108                         public void widgetSelected(SelectionEvent e) {
 109                                 booleanValue = button.getSelection();
 110                         }
 111                 });
 112         }
 113
 114         /*
 115          * @see org.eclipse.cdt.ui.templateengine.uitree.UIElement#isValid()
 116          */
 117         @Override
 118         public boolean isValid() {
 119                 boolean retVal= true;
 120                 String mandatory= uiAttributes.get(InputUIElement.MANDATORY);
 121                 if (!booleanValue && Boolean.parseBoolean(mandatory)) {
 122                         retVal= false;
 123                 }
 124                 return retVal;
 125         }
 126
 127         /*
 128          * @see org.eclipse.cdt.ui.templateengine.uitree.UIElement#disposeWidget()
 129          */
 130         @Override
 131         public void disposeWidget() {
 132                 label.dispose();
 133                 button.dispose();
 134         }
 135 }