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   1 /*******************************************************************************
   2  * Copyright (c) 2000, 2003 IBM Corporation and others.
   3  * All rights reserved. This program and the accompanying materials
   4  * are made available under the terms of the Common Public License v1.0
   5  * which accompanies this distribution, and is available at
   6  * http://www.eclipse.org/legal/cpl-v10.html
   7  *
   8  * Contributors:
   9  *     IBM Corporation - initial API and implementation
  10  *******************************************************************************/
  11 package net.sourceforge.phpdt.internal.ui.text.folding;
  12
  13 import java.util.ArrayList;
  14 import java.util.HashMap;
  15 import java.util.Iterator;
  16 import java.util.Map;
  17
  18 import net.sourceforge.phpdt.internal.ui.preferences.OverlayPreferenceStore;
  19 import net.sourceforge.phpdt.internal.ui.preferences.OverlayPreferenceStore.OverlayKey;
  20 import net.sourceforge.phpdt.ui.PreferenceConstants;
  21 import net.sourceforge.phpdt.ui.text.folding.IJavaFoldingPreferenceBlock;
  22 import net.sourceforge.phpeclipse.PHPeclipsePlugin;
  23
  24 import org.eclipse.jface.preference.IPreferenceStore;
  25 import org.eclipse.swt.SWT;
  26 import org.eclipse.swt.events.SelectionEvent;
  27 import org.eclipse.swt.events.SelectionListener;
  28 import org.eclipse.swt.layout.GridData;
  29 import org.eclipse.swt.layout.GridLayout;
  30 import org.eclipse.swt.widgets.Button;
  31 import org.eclipse.swt.widgets.Composite;
  32 import org.eclipse.swt.widgets.Control;
  33 import org.eclipse.swt.widgets.Label;
  34
  35 /**
  36  * Java default folding preferences.
  37  *
  38  * @since 3.0
  39  */
  40 public class DefaultJavaFoldingPreferenceBlock implements IJavaFoldingPreferenceBlock {
  41
  42         private IPreferenceStore fStore;
  43
  44         private OverlayPreferenceStore fOverlayStore;
  45
  46         private OverlayKey[] fKeys;
  47
  48         private Map fCheckBoxes = new HashMap();
  49
  50         private SelectionListener fCheckBoxListener = new SelectionListener() {
  51                 public void widgetDefaultSelected(SelectionEvent e) {
  52                 }
  53
  54                 public void widgetSelected(SelectionEvent e) {
  55                         Button button = (Button) e.widget;
  56                         fOverlayStore.setValue((String) fCheckBoxes.get(button), button.getSelection());
  57                 }
  58         };
  59
  60         public DefaultJavaFoldingPreferenceBlock() {
  61                 fStore = PHPeclipsePlugin.getDefault().getPreferenceStore();
  62                 fKeys = createKeys();
  63                 fOverlayStore = new OverlayPreferenceStore(fStore, fKeys);
  64         }
  65
  66         private OverlayKey[] createKeys() {
  67                 ArrayList overlayKeys = new ArrayList();
  68
  69                 overlayKeys.add(new OverlayPreferenceStore.OverlayKey(OverlayPreferenceStore.BOOLEAN,
  70                                 PreferenceConstants.EDITOR_FOLDING_JAVADOC));
  71                 overlayKeys.add(new OverlayPreferenceStore.OverlayKey(OverlayPreferenceStore.BOOLEAN,
  72                                 PreferenceConstants.EDITOR_FOLDING_HEADERS));
  73                 // overlayKeys.add(new
  74                 // OverlayPreferenceStore.OverlayKey(OverlayPreferenceStore.BOOLEAN,
  75                 // PreferenceConstants.EDITOR_FOLDING_INNERTYPES));
  76                 overlayKeys.add(new OverlayPreferenceStore.OverlayKey(OverlayPreferenceStore.BOOLEAN,
  77                                 PreferenceConstants.EDITOR_FOLDING_METHODS));
  78                 // overlayKeys.add(new
  79                 // OverlayPreferenceStore.OverlayKey(OverlayPreferenceStore.BOOLEAN,
  80                 // PreferenceConstants.EDITOR_FOLDING_IMPORTS));
  81
  82                 return (OverlayKey[]) overlayKeys.toArray(new OverlayKey[overlayKeys.size()]);
  83         }
  84
  85         /*
  86          * @see net.sourceforge.phpdt.internal.ui.text.folding.IJavaFoldingPreferences#createControl(org.eclipse.swt.widgets.Group)
  87          */
  88         public Control createControl(Composite composite) {
  89                 fOverlayStore.load();
  90                 fOverlayStore.start();
  91
  92                 Composite inner = new Composite(composite, SWT.NONE);
  93                 GridLayout layout = new GridLayout(1, true);
  94                 layout.verticalSpacing = 3;
  95                 layout.marginWidth = 0;
  96                 inner.setLayout(layout);
  97
  98                 Label label = new Label(inner, SWT.LEFT);
  99                 label.setText(FoldingMessages.getString("DefaultJavaFoldingPreferenceBlock.title")); //$NON-NLS-1$
 100
 101                 addCheckBox(inner,
 102                                 FoldingMessages.getString("DefaultJavaFoldingPreferenceBlock.comments"), PreferenceConstants.EDITOR_FOLDING_JAVADOC, 0); //$NON-NLS-1$
 103                 addCheckBox(inner,
 104                                 FoldingMessages.getString("DefaultJavaFoldingPreferenceBlock.headers"), PreferenceConstants.EDITOR_FOLDING_HEADERS, 0);//$NON-NLS-1$
 105                 // addCheckBox(inner,
 106                 // FoldingMessages.getString("DefaultJavaFoldingPreferenceBlock.innerTypes"),
 107                 // PreferenceConstants.EDITOR_FOLDING_INNERTYPES, 0); //$NON-NLS-1$
 108                 addCheckBox(inner,
 109                                 FoldingMessages.getString("DefaultJavaFoldingPreferenceBlock.methods"), PreferenceConstants.EDITOR_FOLDING_METHODS, 0); //$NON-NLS-1$
 110                 // addCheckBox(inner,
 111                 // FoldingMessages.getString("DefaultJavaFoldingPreferenceBlock.imports"),
 112                 // PreferenceConstants.EDITOR_FOLDING_IMPORTS, 0); //$NON-NLS-1$
 113
 114                 return inner;
 115         }
 116
 117         private Button addCheckBox(Composite parent, String label, String key, int indentation) {
 118                 Button checkBox = new Button(parent, SWT.CHECK);
 119                 checkBox.setText(label);
 120
 121                 GridData gd = new GridData(GridData.HORIZONTAL_ALIGN_BEGINNING);
 122                 gd.horizontalIndent = indentation;
 123                 gd.horizontalSpan = 1;
 124                 gd.grabExcessVerticalSpace = false;
 125                 checkBox.setLayoutData(gd);
 126                 checkBox.addSelectionListener(fCheckBoxListener);
 127
 128                 fCheckBoxes.put(checkBox, key);
 129
 130                 return checkBox;
 131         }
 132
 133         private void initializeFields() {
 134                 Iterator it = fCheckBoxes.keySet().iterator();
 135                 while (it.hasNext()) {
 136                         Button b = (Button) it.next();
 137                         String key = (String) fCheckBoxes.get(b);
 138                         b.setSelection(fOverlayStore.getBoolean(key));
 139                 }
 140         }
 141
 142         /*
 143          * @see net.sourceforge.phpdt.internal.ui.text.folding.AbstractJavaFoldingPreferences#performOk()
 144          */
 145         public void performOk() {
 146                 fOverlayStore.propagate();
 147         }
 148
 149         /*
 150          * @see net.sourceforge.phpdt.internal.ui.text.folding.AbstractJavaFoldingPreferences#initialize()
 151          */
 152         public void initialize() {
 153                 initializeFields();
 154         }
 155
 156         /*
 157          * @see net.sourceforge.phpdt.internal.ui.text.folding.AbstractJavaFoldingPreferences#performDefaults()
 158          */
 159         public void performDefaults() {
 160                 fOverlayStore.loadDefaults();
 161                 initializeFields();
 162         }
 163
 164         /*
 165          * @see net.sourceforge.phpdt.internal.ui.text.folding.AbstractJavaFoldingPreferences#dispose()
 166          */
 167         public void dispose() {
 168                 fOverlayStore.stop();
 169         }
 170 }