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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
  12 package net.sourceforge.phpdt.internal.ui.preferences;
  13
  14 import java.util.ArrayList;
  15 import java.util.Iterator;
  16 import java.util.List;
  17 import java.util.StringTokenizer;
  18
  19 import net.sourceforge.phpdt.core.Flags;
  20 import net.sourceforge.phpdt.internal.ui.util.SWTUtil;
  21 import net.sourceforge.phpdt.internal.ui.viewsupport.ImageDescriptorRegistry;
  22 import net.sourceforge.phpdt.internal.ui.viewsupport.JavaElementImageProvider;
  23 import net.sourceforge.phpdt.internal.ui.wizards.dialogfields.ListDialogField;
  24 import net.sourceforge.phpdt.ui.JavaElementImageDescriptor;
  25 import net.sourceforge.phpdt.ui.PreferenceConstants;
  26 //import net.sourceforge.phpeclipse.PHPeclipsePlugin;
  27 import net.sourceforge.phpeclipse.ui.WebUI;
  28
  29 import org.eclipse.jface.dialogs.Dialog;
  30 import org.eclipse.jface.preference.IPreferenceStore;
  31 import org.eclipse.jface.preference.PreferencePage;
  32 import org.eclipse.jface.resource.ImageDescriptor;
  33 import org.eclipse.jface.viewers.LabelProvider;
  34 import org.eclipse.swt.SWT;
  35 import org.eclipse.swt.graphics.Image;
  36 import org.eclipse.swt.layout.GridData;
  37 import org.eclipse.swt.layout.GridLayout;
  38 import org.eclipse.swt.widgets.Composite;
  39 import org.eclipse.swt.widgets.Control;
  40 import org.eclipse.ui.IWorkbench;
  41 import org.eclipse.ui.IWorkbenchPreferencePage;
  42
  43 public class MembersOrderPreferencePage extends PreferencePage implements
  44                 IWorkbenchPreferencePage {
  45
  46         private static final String ALL_ENTRIES = "T,SI,SF,SM,I,F,C,M"; //$NON-NLS-1$
  47
  48         private static final String PREF_OUTLINE_SORT_OPTION = PreferenceConstants.APPEARANCE_MEMBER_SORT_ORDER;
  49
  50         public static final String CONSTRUCTORS = "C"; //$NON-NLS-1$
  51
  52         public static final String FIELDS = "F"; //$NON-NLS-1$
  53
  54         public static final String METHODS = "M"; //$NON-NLS-1$
  55
  56         public static final String STATIC_METHODS = "SM"; //$NON-NLS-1$
  57
  58         public static final String STATIC_FIELDS = "SF"; //$NON-NLS-1$
  59
  60         public static final String INIT = "I"; //$NON-NLS-1$
  61
  62         public static final String STATIC_INIT = "SI"; //$NON-NLS-1$
  63
  64         public static final String TYPES = "T"; //$NON-NLS-1$
  65
  66         private ListDialogField fSortOrderList;
  67
  68         private static List getSortOrderList(String string) {
  69                 StringTokenizer tokenizer = new StringTokenizer(string, ","); //$NON-NLS-1$
  70                 List entries = new ArrayList();
  71                 for (int i = 0; tokenizer.hasMoreTokens(); i++) {
  72                         String token = tokenizer.nextToken();
  73                         entries.add(token);
  74                 }
  75                 return entries;
  76         }
  77
  78         private static boolean isValidEntries(List entries) {
  79                 StringTokenizer tokenizer = new StringTokenizer(ALL_ENTRIES, ","); //$NON-NLS-1$
  80                 int i = 0;
  81                 for (; tokenizer.hasMoreTokens(); i++) {
  82                         String token = tokenizer.nextToken();
  83                         if (!entries.contains(token))
  84                                 return false;
  85                 }
  86                 return i == entries.size();
  87         }
  88
  89         public MembersOrderPreferencePage() {
  90                 // set the preference store
  91                 setPreferenceStore(WebUI.getDefault().getPreferenceStore());
  92
  93                 setDescription(PreferencesMessages
  94                                 .getString("MembersOrderPreferencePage.label.description")); //$NON-NLS-1$
  95
  96                 String string = getPreferenceStore()
  97                                 .getString(PREF_OUTLINE_SORT_OPTION);
  98
  99                 String upLabel = PreferencesMessages
 100                                 .getString("MembersOrderPreferencePage.button.up"); //$NON-NLS-1$
 101                 String downLabel = PreferencesMessages
 102                                 .getString("MembersOrderPreferencePage.button.down"); //$NON-NLS-1$
 103                 String[] buttonlabels = new String[] { upLabel, downLabel };
 104
 105                 fSortOrderList = new ListDialogField(null, buttonlabels,
 106                                 new MemberSortLabelProvider());
 107                 fSortOrderList.setDownButtonIndex(1);
 108                 fSortOrderList.setUpButtonIndex(0);
 109
 110                 // validate entries stored in store, false get defaults
 111                 List entries = getSortOrderList(string);
 112                 if (!isValidEntries(entries)) {
 113                         string = WebUI.getDefault().getPreferenceStore()
 114                                         .getDefaultString(PREF_OUTLINE_SORT_OPTION);
 115                         entries = getSortOrderList(string);
 116                 }
 117
 118                 fSortOrderList.setElements(entries);
 119         }
 120
 121         /*
 122          * @see PreferencePage#createControl(Composite)
 123          */
 124         public void createControl(Composite parent) {
 125                 super.createControl(parent);
 126                 // WorkbenchHelp.setHelp(getControl(),
 127                 // IJavaHelpContextIds.SORT_ORDER_PREFERENCE_PAGE);
 128         }
 129
 130         /*
 131          * @see org.eclipse.jface.preference.PreferencePage#createContents(Composite)
 132          */
 133         protected Control createContents(Composite parent) {
 134
 135                 Composite composite = new Composite(parent, SWT.NONE);
 136
 137                 GridLayout layout = new GridLayout();
 138                 layout.numColumns = 3;
 139                 layout.marginWidth = 0;
 140                 layout.marginHeight = 0;
 141                 composite.setLayout(layout);
 142
 143                 GridData data = new GridData();
 144                 data.verticalAlignment = GridData.FILL;
 145                 data.horizontalAlignment = GridData.FILL_HORIZONTAL;
 146                 composite.setLayoutData(data);
 147
 148                 createSortOrderListDialogField(composite, 3);
 149                 Dialog.applyDialogFont(composite);
 150                 return composite;
 151         }
 152
 153         private void createSortOrderListDialogField(Composite composite, int span) {
 154                 fSortOrderList.doFillIntoGrid(composite, span);
 155
 156                 fSortOrderList.getLabelControl(null).dispose();
 157
 158                 GridData data = (GridData) fSortOrderList.getListControl(null)
 159                                 .getLayoutData();
 160                 data.grabExcessHorizontalSpace = true;
 161                 data.verticalAlignment = 0;
 162                 data.heightHint = SWTUtil.getTableHeightHint(fSortOrderList
 163                                 .getTableViewer().getTable(), 8);
 164         }
 165
 166         /*
 167          * @see org.eclipse.ui.IWorkbenchPreferencePage#init(IWorkbench)
 168          */
 169         public void init(IWorkbench workbench) {
 170         }
 171
 172         /*
 173          * @see org.eclipse.jface.preference.PreferencePage#performDefaults()
 174          */
 175         protected void performDefaults() {
 176                 String string = getPreferenceStore().getDefaultString(
 177                                 PREF_OUTLINE_SORT_OPTION);
 178                 fSortOrderList.setElements(getSortOrderList(string));
 179         }
 180
 181         /*
 182          * @see org.eclipse.jface.preference.IPreferencePage#performOk()
 183          */
 184         // reorders elements in the Outline based on selection
 185         public boolean performOk() {
 186                 // update outline view
 187
 188                 // save preferences
 189                 IPreferenceStore store = getPreferenceStore();
 190
 191                 StringBuffer buf = new StringBuffer();
 192                 List curr = fSortOrderList.getElements();
 193                 for (Iterator iter = curr.iterator(); iter.hasNext();) {
 194                         String s = (String) iter.next();
 195                         buf.append(s);
 196                         buf.append(',');
 197                 }
 198                 store.setValue(PREF_OUTLINE_SORT_OPTION, buf.toString());
 199                 WebUI.getDefault().savePluginPreferences();
 200                 return true;
 201         }
 202
 203         private class MemberSortLabelProvider extends LabelProvider {
 204
 205                 public MemberSortLabelProvider() {
 206                 }
 207
 208                 /*
 209                  * @see org.eclipse.jface.viewers.ILabelProvider#getText(Object)
 210                  */
 211                 public String getText(Object element) {
 212
 213                         if (element instanceof String) {
 214                                 String s = (String) element;
 215                                 if (s.equals(FIELDS)) {
 216                                         return PreferencesMessages
 217                                                         .getString("MembersOrderPreferencePage.fields.label"); //$NON-NLS-1$
 218                                 } else if (s.equals(CONSTRUCTORS)) {
 219                                         return PreferencesMessages
 220                                                         .getString("MembersOrderPreferencePage.constructors.label"); //$NON-NLS-1$
 221                                 } else if (s.equals(METHODS)) {
 222                                         return PreferencesMessages
 223                                                         .getString("MembersOrderPreferencePage.methods.label"); //$NON-NLS-1$
 224                                 } else if (s.equals(STATIC_FIELDS)) {
 225                                         return PreferencesMessages
 226                                                         .getString("MembersOrderPreferencePage.staticfields.label"); //$NON-NLS-1$
 227                                 } else if (s.equals(STATIC_METHODS)) {
 228                                         return PreferencesMessages
 229                                                         .getString("MembersOrderPreferencePage.staticmethods.label"); //$NON-NLS-1$
 230                                 } else if (s.equals(INIT)) {
 231                                         return PreferencesMessages
 232                                                         .getString("MembersOrderPreferencePage.initialisers.label"); //$NON-NLS-1$
 233                                 } else if (s.equals(STATIC_INIT)) {
 234                                         return PreferencesMessages
 235                                                         .getString("MembersOrderPreferencePage.staticinitialisers.label"); //$NON-NLS-1$
 236                                 } else if (s.equals(TYPES)) {
 237                                         return PreferencesMessages
 238                                                         .getString("MembersOrderPreferencePage.types.label"); //$NON-NLS-1$
 239                                 }
 240                         }
 241                         return ""; //$NON-NLS-1$
 242                 }
 243
 244                 /*
 245                  * @see org.eclipse.jface.viewers.ILabelProvider#getImage(Object)
 246                  */
 247                 public Image getImage(Object element) {
 248                         // access to image registry
 249                         ImageDescriptorRegistry registry = WebUI
 250                                         .getImageDescriptorRegistry();
 251                         ImageDescriptor descriptor = null;
 252
 253                         if (element instanceof String) {
 254                                 int visibility = Flags.AccPublic;
 255                                 String s = (String) element;
 256                                 if (s.equals(FIELDS)) {
 257                                         // 0 will give the default field image
 258                                         descriptor = JavaElementImageProvider
 259                                                         .getFieldImageDescriptor(false, visibility);
 260                                 } else if (s.equals(CONSTRUCTORS)) {
 261                                         descriptor = JavaElementImageProvider
 262                                                         .getMethodImageDescriptor(false, visibility);
 263                                         // add a constructor adornment to the image descriptor
 264                                         descriptor = new JavaElementImageDescriptor(descriptor,
 265                                                         JavaElementImageDescriptor.CONSTRUCTOR,
 266                                                         JavaElementImageProvider.SMALL_SIZE);
 267                                 } else if (s.equals(METHODS)) {
 268                                         descriptor = JavaElementImageProvider
 269                                                         .getMethodImageDescriptor(false, visibility);
 270                                 } else if (s.equals(STATIC_FIELDS)) {
 271                                         descriptor = JavaElementImageProvider
 272                                                         .getFieldImageDescriptor(false, visibility);
 273                                         // add a constructor adornment to the image descriptor
 274                                         descriptor = new JavaElementImageDescriptor(descriptor,
 275                                                         JavaElementImageDescriptor.STATIC,
 276                                                         JavaElementImageProvider.SMALL_SIZE);
 277                                 } else if (s.equals(STATIC_METHODS)) {
 278                                         descriptor = JavaElementImageProvider
 279                                                         .getMethodImageDescriptor(false, visibility);
 280                                         // add a constructor adornment to the image descriptor
 281                                         descriptor = new JavaElementImageDescriptor(descriptor,
 282                                                         JavaElementImageDescriptor.STATIC,
 283                                                         JavaElementImageProvider.SMALL_SIZE);
 284                                 } else if (s.equals(INIT)) {
 285                                         descriptor = JavaElementImageProvider
 286                                                         .getMethodImageDescriptor(false, visibility);
 287                                 } else if (s.equals(STATIC_INIT)) {
 288                                         descriptor = JavaElementImageProvider
 289                                                         .getMethodImageDescriptor(false, visibility);
 290                                         descriptor = new JavaElementImageDescriptor(descriptor,
 291                                                         JavaElementImageDescriptor.STATIC,
 292                                                         JavaElementImageProvider.SMALL_SIZE);
 293                                 } else if (s.equals(TYPES)) {
 294                                         descriptor = JavaElementImageProvider
 295                                                         .getTypeImageDescriptor(false, true,
 296                                                                         Flags.AccPublic);
 297                                 } else {
 298                                         descriptor = JavaElementImageProvider
 299                                                         .getMethodImageDescriptor(false, Flags.AccPublic);
 300                                 }
 301                                 return registry.get(descriptor);
 302                         }
 303                         return null;
 304                 }
 305
 306         }
 307
 308 }