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   1 /*******************************************************************************
   2  * Copyright (c) 2000, 2004 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 net.sourceforge.phpeclipse.PHPeclipsePlugin;
  15 import net.sourceforge.phpeclipse.ui.WebUI;
  16
  17 import org.eclipse.jface.dialogs.Dialog;
  18 import org.eclipse.jface.preference.PreferencePage;
  19 import org.eclipse.swt.widgets.Composite;
  20 import org.eclipse.swt.widgets.Control;
  21 import org.eclipse.ui.IWorkbench;
  22 import org.eclipse.ui.IWorkbenchPreferencePage;
  23 import org.eclipse.ui.PlatformUI;
  24
  25 /**
  26  * Abstract preference page which is used to wrap a
  27  * {@link net.sourceforge.phpdt.internal.ui.preferences.IPreferenceConfigurationBlock}.
  28  *
  29  * @since 3.0
  30  */
  31 public abstract class AbstractConfigurationBlockPreferencePage extends
  32                 PreferencePage implements IWorkbenchPreferencePage {
  33
  34         private IPreferenceConfigurationBlock fConfigurationBlock;
  35
  36         private OverlayPreferenceStore fOverlayStore;
  37
  38         /**
  39          * Creates a new preference page.
  40          */
  41         public AbstractConfigurationBlockPreferencePage() {
  42                 setDescription();
  43                 setPreferenceStore();
  44                 fOverlayStore = new OverlayPreferenceStore(getPreferenceStore(),
  45                                 new OverlayPreferenceStore.OverlayKey[] {});
  46                 fConfigurationBlock = createConfigurationBlock(fOverlayStore);
  47         }
  48
  49         protected abstract IPreferenceConfigurationBlock createConfigurationBlock(
  50                         OverlayPreferenceStore overlayPreferenceStore);
  51
  52         protected abstract String getHelpId();
  53
  54         protected abstract void setDescription();
  55
  56         protected abstract void setPreferenceStore();
  57
  58         /*
  59          * @see IWorkbenchPreferencePage#init()
  60          */
  61         public void init(IWorkbench workbench) {
  62         }
  63
  64         /*
  65          * @see PreferencePage#createControl(Composite)
  66          */
  67         public void createControl(Composite parent) {
  68                 super.createControl(parent);
  69                 PlatformUI.getWorkbench().getHelpSystem().setHelp(getControl(),
  70                                 getHelpId());
  71         }
  72
  73         /*
  74          * @see PreferencePage#createContents(Composite)
  75          */
  76         protected Control createContents(Composite parent) {
  77
  78                 fOverlayStore.load();
  79                 fOverlayStore.start();
  80
  81                 fConfigurationBlock.createControl(parent);
  82
  83                 initialize();
  84
  85                 Dialog.applyDialogFont(parent);
  86                 return parent;
  87         }
  88
  89         private void initialize() {
  90                 fConfigurationBlock.initialize();
  91         }
  92
  93         /*
  94          * @see PreferencePage#performOk()
  95          */
  96         public boolean performOk() {
  97
  98                 fConfigurationBlock.performOk();
  99
 100                 fOverlayStore.propagate();
 101
 102                 WebUI.getDefault().savePluginPreferences();
 103
 104                 return true;
 105         }
 106
 107         /*
 108          * @see PreferencePage#performDefaults()
 109          */
 110         public void performDefaults() {
 111
 112                 fOverlayStore.loadDefaults();
 113                 fConfigurationBlock.performDefaults();
 114
 115                 super.performDefaults();
 116         }
 117
 118         /*
 119          * @see DialogPage#dispose()
 120          */
 121         public void dispose() {
 122
 123                 fConfigurationBlock.dispose();
 124
 125                 if (fOverlayStore != null) {
 126                         fOverlayStore.stop();
 127                         fOverlayStore = null;
 128                 }
 129
 130                 super.dispose();
 131         }
 132 }