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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
  41                 IJavaFoldingPreferenceBlock {
  42
  43         private IPreferenceStore fStore;
  44
  45         private OverlayPreferenceStore fOverlayStore;
  46
  47         private OverlayKey[] fKeys;
  48
  49         private Map fCheckBoxes = new HashMap();
  50
  51         private SelectionListener fCheckBoxListener = new SelectionListener() {
  52                 public void widgetDefaultSelected(SelectionEvent e) {
  53                 }
  54
  55                 public void widgetSelected(SelectionEvent e) {
  56                         Button button = (Button) e.widget;
  57                         fOverlayStore.setValue((String) fCheckBoxes.get(button), button
  58                                         .getSelection());
  59                 }
  60         };
  61
  62         public DefaultJavaFoldingPreferenceBlock() {
  63                 fStore = PHPeclipsePlugin.getDefault().getPreferenceStore();
  64                 fKeys = createKeys();
  65                 fOverlayStore = new OverlayPreferenceStore(fStore, fKeys);
  66         }
  67
  68         private OverlayKey[] createKeys() {
  69                 ArrayList overlayKeys = new ArrayList();
  70
  71                 overlayKeys.add(new OverlayPreferenceStore.OverlayKey(
  72                                 OverlayPreferenceStore.BOOLEAN,
  73                                 PreferenceConstants.EDITOR_FOLDING_JAVADOC));
  74                 overlayKeys.add(new OverlayPreferenceStore.OverlayKey(
  75                                 OverlayPreferenceStore.BOOLEAN,
  76                                 PreferenceConstants.EDITOR_FOLDING_HEADERS));
  77                 overlayKeys.add(new OverlayPreferenceStore.OverlayKey(
  78                                 OverlayPreferenceStore.BOOLEAN,
  79                                 PreferenceConstants.EDITOR_FOLDING_INNERTYPES));
  80                 overlayKeys.add(new OverlayPreferenceStore.OverlayKey(
  81                                 OverlayPreferenceStore.BOOLEAN,
  82                                 PreferenceConstants.EDITOR_FOLDING_METHODS));
  83                 // overlayKeys.add(new
  84                 // OverlayPreferenceStore.OverlayKey(OverlayPreferenceStore.BOOLEAN,
  85                 // PreferenceConstants.EDITOR_FOLDING_IMPORTS));
  86
  87                 return (OverlayKey[]) overlayKeys.toArray(new OverlayKey[overlayKeys
  88                                 .size()]);
  89         }
  90
  91         /*
  92          * @see net.sourceforge.phpdt.internal.ui.text.folding.IJavaFoldingPreferences#createControl(org.eclipse.swt.widgets.Group)
  93          */
  94         public Control createControl(Composite composite) {
  95                 fOverlayStore.load();
  96                 fOverlayStore.start();
  97
  98                 Composite inner = new Composite(composite, SWT.NONE);
  99                 GridLayout layout = new GridLayout(1, true);
 100                 layout.verticalSpacing = 3;
 101                 layout.marginWidth = 0;
 102                 inner.setLayout(layout);
 103
 104                 Label label = new Label(inner, SWT.LEFT);
 105                 label.setText(FoldingMessages
 106                                 .getString("DefaultJavaFoldingPreferenceBlock.title")); //$NON-NLS-1$
 107
 108                 addCheckBox(
 109                                 inner,
 110                                 FoldingMessages
 111                                                 .getString("DefaultJavaFoldingPreferenceBlock.comments"), PreferenceConstants.EDITOR_FOLDING_JAVADOC, 0); //$NON-NLS-1$
 112                 addCheckBox(
 113                                 inner,
 114                                 FoldingMessages
 115                                                 .getString("DefaultJavaFoldingPreferenceBlock.headers"), PreferenceConstants.EDITOR_FOLDING_HEADERS, 0);//$NON-NLS-1$
 116                 addCheckBox(inner, FoldingMessages
 117                                 .getString("DefaultJavaFoldingPreferenceBlock.innerTypes"),
 118                                 PreferenceConstants.EDITOR_FOLDING_INNERTYPES, 0); //$NON-NLS-1$
 119                 addCheckBox(
 120                                 inner,
 121                                 FoldingMessages
 122                                                 .getString("DefaultJavaFoldingPreferenceBlock.methods"), PreferenceConstants.EDITOR_FOLDING_METHODS, 0); //$NON-NLS-1$
 123                 // addCheckBox(inner,
 124                 // FoldingMessages.getString("DefaultJavaFoldingPreferenceBlock.imports"),
 125                 // PreferenceConstants.EDITOR_FOLDING_IMPORTS, 0); //$NON-NLS-1$
 126
 127                 return inner;
 128         }
 129
 130         private Button addCheckBox(Composite parent, String label, String key,
 131                         int indentation) {
 132                 Button checkBox = new Button(parent, SWT.CHECK);
 133                 checkBox.setText(label);
 134
 135                 GridData gd = new GridData(GridData.HORIZONTAL_ALIGN_BEGINNING);
 136                 gd.horizontalIndent = indentation;
 137                 gd.horizontalSpan = 1;
 138                 gd.grabExcessVerticalSpace = false;
 139                 checkBox.setLayoutData(gd);
 140                 checkBox.addSelectionListener(fCheckBoxListener);
 141
 142                 fCheckBoxes.put(checkBox, key);
 143
 144                 return checkBox;
 145         }
 146
 147         private void initializeFields() {
 148                 Iterator it = fCheckBoxes.keySet().iterator();
 149                 while (it.hasNext()) {
 150                         Button b = (Button) it.next();
 151                         String key = (String) fCheckBoxes.get(b);
 152                         b.setSelection(fOverlayStore.getBoolean(key));
 153                 }
 154         }
 155
 156         /*
 157          * @see net.sourceforge.phpdt.internal.ui.text.folding.AbstractJavaFoldingPreferences#performOk()
 158          */
 159         public void performOk() {
 160                 fOverlayStore.propagate();
 161         }
 162
 163         /*
 164          * @see net.sourceforge.phpdt.internal.ui.text.folding.AbstractJavaFoldingPreferences#initialize()
 165          */
 166         public void initialize() {
 167                 initializeFields();
 168         }
 169
 170         /*
 171          * @see net.sourceforge.phpdt.internal.ui.text.folding.AbstractJavaFoldingPreferences#performDefaults()
 172          */
 173         public void performDefaults() {
 174                 fOverlayStore.loadDefaults();
 175                 initializeFields();
 176         }
 177
 178         /*
 179          * @see net.sourceforge.phpdt.internal.ui.text.folding.AbstractJavaFoldingPreferences#dispose()
 180          */
 181         public void dispose() {
 182                 fOverlayStore.stop();
 183         }
 184 }