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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 /**
  37  * Java default folding preferences.
  38  *
  39  * @since 3.0
  40  */
  41 public class DefaultJavaFoldingPreferenceBlock implements IJavaFoldingPreferenceBlock {
  42
  43         private IPreferenceStore fStore;
  44         private OverlayPreferenceStore fOverlayStore;
  45         private OverlayKey[] fKeys;
  46         private Map fCheckBoxes= new HashMap();
  47         private SelectionListener fCheckBoxListener= new SelectionListener() {
  48                 public void widgetDefaultSelected(SelectionEvent e) {
  49                 }
  50                 public void widgetSelected(SelectionEvent e) {
  51                         Button button= (Button) e.widget;
  52                         fOverlayStore.setValue((String) fCheckBoxes.get(button), button.getSelection());
  53                 }
  54         };
  55
  56
  57         public DefaultJavaFoldingPreferenceBlock() {
  58                 fStore= PHPeclipsePlugin.getDefault().getPreferenceStore();
  59                 fKeys= createKeys();
  60                 fOverlayStore= new OverlayPreferenceStore(fStore, fKeys);
  61         }
  62
  63         private OverlayKey[] createKeys() {
  64                 ArrayList overlayKeys= new ArrayList();
  65
  66 //              overlayKeys.add(new OverlayPreferenceStore.OverlayKey(OverlayPreferenceStore.BOOLEAN, PreferenceConstants.EDITOR_FOLDING_JAVADOC));
  67 //              overlayKeys.add(new OverlayPreferenceStore.OverlayKey(OverlayPreferenceStore.BOOLEAN, PreferenceConstants.EDITOR_FOLDING_INNERTYPES));
  68                 overlayKeys.add(new OverlayPreferenceStore.OverlayKey(OverlayPreferenceStore.BOOLEAN, PreferenceConstants.EDITOR_FOLDING_METHODS));
  69 //              overlayKeys.add(new OverlayPreferenceStore.OverlayKey(OverlayPreferenceStore.BOOLEAN, PreferenceConstants.EDITOR_FOLDING_IMPORTS));
  70
  71                 return (OverlayKey[]) overlayKeys.toArray(new OverlayKey[overlayKeys.size()]);
  72         }
  73
  74         /*
  75          * @see net.sourceforge.phpdt.internal.ui.text.folding.IJavaFoldingPreferences#createControl(org.eclipse.swt.widgets.Group)
  76          */
  77         public Control createControl(Composite composite) {
  78                 fOverlayStore.load();
  79                 fOverlayStore.start();
  80
  81                 Composite inner= new Composite(composite, SWT.NONE);
  82                 GridLayout layout= new GridLayout(1, true);
  83                 layout.verticalSpacing= 3;
  84                 layout.marginWidth= 0;
  85                 inner.setLayout(layout);
  86
  87                 Label label= new Label(inner, SWT.LEFT);
  88                 label.setText(FoldingMessages.getString("DefaultJavaFoldingPreferenceBlock.title")); //$NON-NLS-1$
  89
  90 //              addCheckBox(inner, FoldingMessages.getString("DefaultJavaFoldingPreferenceBlock.comments"), PreferenceConstants.EDITOR_FOLDING_JAVADOC, 0); //$NON-NLS-1$
  91 //              addCheckBox(inner, FoldingMessages.getString("DefaultJavaFoldingPreferenceBlock.innerTypes"), PreferenceConstants.EDITOR_FOLDING_INNERTYPES, 0); //$NON-NLS-1$
  92                 addCheckBox(inner, FoldingMessages.getString("DefaultJavaFoldingPreferenceBlock.methods"), PreferenceConstants.EDITOR_FOLDING_METHODS, 0); //$NON-NLS-1$
  93 //              addCheckBox(inner, FoldingMessages.getString("DefaultJavaFoldingPreferenceBlock.imports"), PreferenceConstants.EDITOR_FOLDING_IMPORTS, 0); //$NON-NLS-1$
  94
  95                 return inner;
  96         }
  97
  98         private Button addCheckBox(Composite parent, String label, String key, int indentation) {
  99                 Button checkBox= new Button(parent, SWT.CHECK);
 100                 checkBox.setText(label);
 101
 102                 GridData gd= new GridData(GridData.HORIZONTAL_ALIGN_BEGINNING);
 103                 gd.horizontalIndent= indentation;
 104                 gd.horizontalSpan= 1;
 105                 gd.grabExcessVerticalSpace= false;
 106                 checkBox.setLayoutData(gd);
 107                 checkBox.addSelectionListener(fCheckBoxListener);
 108
 109                 fCheckBoxes.put(checkBox, key);
 110
 111                 return checkBox;
 112         }
 113
 114         private void initializeFields() {
 115                 Iterator it= fCheckBoxes.keySet().iterator();
 116                 while (it.hasNext()) {
 117                         Button b= (Button) it.next();
 118                         String key= (String) fCheckBoxes.get(b);
 119                         b.setSelection(fOverlayStore.getBoolean(key));
 120                 }
 121         }
 122
 123         /*
 124          * @see net.sourceforge.phpdt.internal.ui.text.folding.AbstractJavaFoldingPreferences#performOk()
 125          */
 126         public void performOk() {
 127                 fOverlayStore.propagate();
 128         }
 129
 130
 131         /*
 132          * @see net.sourceforge.phpdt.internal.ui.text.folding.AbstractJavaFoldingPreferences#initialize()
 133          */
 134         public void initialize() {
 135                 initializeFields();
 136         }
 137
 138         /*
 139          * @see net.sourceforge.phpdt.internal.ui.text.folding.AbstractJavaFoldingPreferences#performDefaults()
 140          */
 141         public void performDefaults() {
 142                 fOverlayStore.loadDefaults();
 143                 initializeFields();
 144         }
 145
 146         /*
 147          * @see net.sourceforge.phpdt.internal.ui.text.folding.AbstractJavaFoldingPreferences#dispose()
 148          */
 149         public void dispose() {
 150                 fOverlayStore.stop();
 151         }
 152 }